| /* |
| * schemas.c : implementation of the XML Schema handling and |
| * schema validity checking |
| * |
| * See Copyright for the status of this software. |
| * |
| * Daniel Veillard <veillard@redhat.com> |
| */ |
| |
| /* |
| * TODO: |
| * - when types are redefined in includes, check that all |
| * types in the redef list are equal |
| * -> need a type equality operation. |
| * - if we don't intend to use the schema for schemas, we |
| * need to validate all schema attributes (ref, type, name) |
| * against their types. |
| * - Eliminate item creation for: ?? |
| * |
| * NOTES: |
| * - Elimated item creation for: <restriction>, <extension>, |
| * <simpleContent>, <complexContent>, <list>, <union> |
| * |
| */ |
| #define IN_LIBXML |
| #include "libxml.h" |
| |
| #ifdef LIBXML_SCHEMAS_ENABLED |
| |
| #include <string.h> |
| #include <libxml/xmlmemory.h> |
| #include <libxml/parser.h> |
| #include <libxml/parserInternals.h> |
| #include <libxml/hash.h> |
| #include <libxml/uri.h> |
| #include <libxml/xmlschemas.h> |
| #include <libxml/schemasInternals.h> |
| #include <libxml/xmlschemastypes.h> |
| #include <libxml/xmlautomata.h> |
| #include <libxml/xmlregexp.h> |
| #include <libxml/dict.h> |
| #include <libxml/encoding.h> |
| #include <libxml/xmlIO.h> |
| #ifdef LIBXML_PATTERN_ENABLED |
| #include <libxml/pattern.h> |
| #endif |
| #ifdef LIBXML_READER_ENABLED |
| #include <libxml/xmlreader.h> |
| #endif |
| |
| /* #define DEBUG 1 */ |
| |
| /* #define DEBUG_CONTENT 1 */ |
| |
| /* #define DEBUG_TYPE 1 */ |
| |
| /* #define DEBUG_CONTENT_REGEXP 1 */ |
| |
| /* #define DEBUG_AUTOMATA 1 */ |
| |
| #define DEBUG_ATTR_VALIDATION 0 |
| |
| /* #define DEBUG_IDC 1 */ |
| |
| /* #define DEBUG_INCLUDES 1 */ |
| |
| /* #define ENABLE_PARTICLE_RESTRICTION 1 */ |
| |
| #define DUMP_CONTENT_MODEL |
| |
| #define XML_SCHEMA_SAX_ENABLED |
| |
| #ifdef LIBXML_READER_ENABLED |
| /* #define XML_SCHEMA_READER_ENABLED */ |
| #endif |
| |
| #define UNBOUNDED (1 << 30) |
| #define TODO \ |
| xmlGenericError(xmlGenericErrorContext, \ |
| "Unimplemented block at %s:%d\n", \ |
| __FILE__, __LINE__); |
| |
| #define XML_SCHEMAS_NO_NAMESPACE (const xmlChar *) "##" |
| |
| /* |
| * The XML Schemas namespaces |
| */ |
| static const xmlChar *xmlSchemaNs = (const xmlChar *) |
| "http://www.w3.org/2001/XMLSchema"; |
| |
| static const xmlChar *xmlSchemaInstanceNs = (const xmlChar *) |
| "http://www.w3.org/2001/XMLSchema-instance"; |
| |
| static const xmlChar *xmlNamespaceNs = (const xmlChar *) |
| "http://www.w3.org/2000/xmlns/"; |
| |
| static const xmlChar *xmlSchemaElemDesElemDecl = (const xmlChar *) |
| "element decl."; |
| static const xmlChar *xmlSchemaElemDesAttrDecl = (const xmlChar *) |
| "attribute decl."; |
| static const xmlChar *xmlSchemaElemDesAttrRef = (const xmlChar *) |
| "attribute use"; |
| static const xmlChar *xmlSchemaElemDesCT = (const xmlChar *) |
| "complex type"; |
| static const xmlChar *xmlSchemaElemModelGrDef = (const xmlChar *) |
| "model group"; |
| #if 0 |
| static const xmlChar *xmlSchemaElemModelGrRef = (const xmlChar *) |
| "model group ref."; |
| #endif |
| |
| #define IS_SCHEMA(node, type) \ |
| ((node != NULL) && (node->ns != NULL) && \ |
| (xmlStrEqual(node->name, (const xmlChar *) type)) && \ |
| (xmlStrEqual(node->ns->href, xmlSchemaNs))) |
| |
| #define FREE_AND_NULL(str) \ |
| if (str != NULL) { \ |
| xmlFree((xmlChar *) str); \ |
| str = NULL; \ |
| } |
| |
| #define IS_ANYTYPE(item) \ |
| ((item->type == XML_SCHEMA_TYPE_BASIC) && \ |
| (item->builtInType == XML_SCHEMAS_ANYTYPE)) |
| |
| #define IS_COMPLEX_TYPE(item) \ |
| ((item->type == XML_SCHEMA_TYPE_COMPLEX) || \ |
| (item->builtInType == XML_SCHEMAS_ANYTYPE)) |
| |
| #define IS_SIMPLE_TYPE(item) \ |
| ((item->type == XML_SCHEMA_TYPE_SIMPLE) || \ |
| ((item->type == XML_SCHEMA_TYPE_BASIC) && \ |
| (item->builtInType != XML_SCHEMAS_ANYTYPE))) |
| |
| #define IS_ANY_SIMPLE_TYPE(item) \ |
| ((item->type == XML_SCHEMA_TYPE_BASIC) && \ |
| (item->builtInType == XML_SCHEMAS_ANYSIMPLETYPE)) |
| |
| #define IS_NOT_TYPEFIXED(item) \ |
| ((item->type != XML_SCHEMA_TYPE_BASIC) && \ |
| ((item->flags & XML_SCHEMAS_TYPE_INTERNAL_RESOLVED) == 0)) |
| |
| #define HAS_COMPLEX_CONTENT(item) \ |
| ((item->contentType == XML_SCHEMA_CONTENT_MIXED) || \ |
| (item->contentType == XML_SCHEMA_CONTENT_EMPTY) || \ |
| (item->contentType == XML_SCHEMA_CONTENT_ELEMENTS)) |
| |
| #define HAS_SIMPLE_CONTENT(item) \ |
| ((item->contentType == XML_SCHEMA_CONTENT_SIMPLE) || \ |
| (item->contentType == XML_SCHEMA_CONTENT_BASIC)) |
| |
| #define HAS_MIXED_CONTENT(item) (item->contentType == XML_SCHEMA_CONTENT_MIXED) |
| |
| #define IS_PARTICLE_EMPTIABLE(item) \ |
| (xmlSchemaIsParticleEmptiable((xmlSchemaParticlePtr) item->subtypes)) |
| |
| #define GET_NODE(item) xmlSchemaGetComponentNode((xmlSchemaBasicItemPtr) item) |
| |
| #define GET_LIST_ITEM_TYPE(item) item->subtypes |
| |
| #define VARIETY_ATOMIC(item) (item->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) |
| #define VARIETY_LIST(item) (item->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) |
| #define VARIETY_UNION(item) (item->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) |
| |
| #define IS_MODEL_GROUP(item) \ |
| ((item->type == XML_SCHEMA_TYPE_SEQUENCE) || \ |
| (item->type == XML_SCHEMA_TYPE_CHOICE) || \ |
| (item->type == XML_SCHEMA_TYPE_ALL)) |
| |
| #define INODE_NILLED(item) (item->flags & XML_SCHEMA_ELEM_INFO_NILLED) |
| |
| #define ELEM_TYPE(item) item->subtypes |
| |
| #define GET_PARTICLE(item) (xmlSchemaParticlePtr) item->subtypes; |
| |
| #define SUBST_GROUP_AFF(item) item->refDecl |
| |
| #if 0 |
| #define WXS_GET_NEXT(item) xmlSchemaGetNextComponent((xmlSchemaBasicItemPtr) item) |
| #endif |
| |
| #define SUBSET_RESTRICTION 1<<0 |
| #define SUBSET_EXTENSION 1<<1 |
| #define SUBSET_SUBSTITUTION 1<<2 |
| #define SUBSET_LIST 1<<3 |
| #define SUBSET_UNION 1<<4 |
| |
| #define XML_SCHEMAS_PARSE_ERROR 1 |
| |
| #define SCHEMAS_PARSE_OPTIONS XML_PARSE_NOENT |
| |
| typedef struct _xmlSchemaNodeInfo xmlSchemaNodeInfo; |
| typedef xmlSchemaNodeInfo *xmlSchemaNodeInfoPtr; |
| |
| |
| typedef struct _xmlSchemaItemList xmlSchemaAssemble; |
| typedef xmlSchemaAssemble *xmlSchemaAssemblePtr; |
| |
| typedef struct _xmlSchemaItemList xmlSchemaItemList; |
| typedef xmlSchemaItemList *xmlSchemaItemListPtr; |
| |
| struct _xmlSchemaItemList { |
| void **items; /* used for dynamic addition of schemata */ |
| int nbItems; /* used for dynamic addition of schemata */ |
| int sizeItems; /* used for dynamic addition of schemata */ |
| }; |
| |
| typedef struct _xmlSchemaAbstractCtxt xmlSchemaAbstractCtxt; |
| typedef xmlSchemaAbstractCtxt *xmlSchemaAbstractCtxtPtr; |
| struct _xmlSchemaAbstractCtxt { |
| int type; |
| }; |
| |
| #define XML_SCHEMA_CTXT_PARSER 1 |
| #define XML_SCHEMA_CTXT_VALIDATOR 2 |
| |
| struct _xmlSchemaParserCtxt { |
| int type; |
| void *userData; /* user specific data block */ |
| xmlSchemaValidityErrorFunc error; /* the callback in case of errors */ |
| xmlSchemaValidityWarningFunc warning; /* the callback in case of warning */ |
| xmlSchemaValidError err; |
| int nberrors; |
| xmlStructuredErrorFunc serror; |
| |
| xmlSchemaPtr topschema; /* The main schema */ |
| xmlHashTablePtr namespaces; /* Hash table of namespaces to schemas */ |
| |
| xmlSchemaPtr schema; /* The schema in use */ |
| const xmlChar *container; /* the current element, group, ... */ |
| int counter; |
| |
| const xmlChar *URL; |
| xmlDocPtr doc; |
| int preserve; /* Whether the doc should be freed */ |
| |
| const char *buffer; |
| int size; |
| |
| /* |
| * Used to build complex element content models |
| */ |
| xmlAutomataPtr am; |
| xmlAutomataStatePtr start; |
| xmlAutomataStatePtr end; |
| xmlAutomataStatePtr state; |
| |
| xmlDictPtr dict; /* dictionnary for interned string names */ |
| int includes; /* the inclusion level, 0 for root or imports */ |
| xmlSchemaTypePtr ctxtType; /* The current context simple/complex type */ |
| xmlSchemaTypePtr parentItem; /* The current parent schema item */ |
| xmlSchemaAssemblePtr assemble; |
| int options; |
| xmlSchemaValidCtxtPtr vctxt; |
| const xmlChar **localImports; /* list of locally imported namespaces */ |
| int sizeLocalImports; |
| int nbLocalImports; |
| xmlHashTablePtr substGroups; |
| int isS4S; |
| }; |
| |
| #define XML_SCHEMAS_ATTR_UNKNOWN 1 |
| #define XML_SCHEMAS_ATTR_ASSESSED 2 |
| #define XML_SCHEMAS_ATTR_PROHIBITED 3 |
| #define XML_SCHEMAS_ATTR_ERR_MISSING 4 |
| #define XML_SCHEMAS_ATTR_INVALID_VALUE 5 |
| #define XML_SCHEMAS_ATTR_ERR_NO_TYPE 6 |
| #define XML_SCHEMAS_ATTR_ERR_FIXED_VALUE 7 |
| #define XML_SCHEMAS_ATTR_DEFAULT 8 |
| #define XML_SCHEMAS_ATTR_VALIDATE_VALUE 9 |
| #define XML_SCHEMAS_ATTR_ERR_WILD_STRICT_NO_DECL 10 |
| #define XML_SCHEMAS_ATTR_HAS_ATTR_USE 11 |
| #define XML_SCHEMAS_ATTR_HAS_ATTR_DECL 12 |
| #define XML_SCHEMAS_ATTR_WILD_SKIP 13 |
| #define XML_SCHEMAS_ATTR_WILD_LAX_NO_DECL 14 |
| #define XML_SCHEMAS_ATTR_ERR_WILD_DUPLICATE_ID 15 |
| #define XML_SCHEMAS_ATTR_ERR_WILD_AND_USE_ID 16 |
| #define XML_SCHEMAS_ATTR_META 17 |
| |
| /** |
| * xmlSchemaBasicItem: |
| * |
| * The abstract base type for schema components. |
| */ |
| typedef struct _xmlSchemaBasicItem xmlSchemaBasicItem; |
| typedef xmlSchemaBasicItem *xmlSchemaBasicItemPtr; |
| struct _xmlSchemaBasicItem { |
| xmlSchemaTypeType type; |
| }; |
| |
| /** |
| * xmlSchemaAnnotItem: |
| * |
| * The abstract base type for annotated schema components. |
| * (Extends xmlSchemaBasicItem) |
| */ |
| typedef struct _xmlSchemaAnnotItem xmlSchemaAnnotItem; |
| typedef xmlSchemaAnnotItem *xmlSchemaAnnotItemPtr; |
| struct _xmlSchemaAnnotItem { |
| xmlSchemaTypeType type; |
| xmlSchemaAnnotPtr annot; |
| }; |
| |
| /** |
| * xmlSchemaTreeItem: |
| * |
| * The abstract base type for tree-like structured schema components. |
| * (Extends xmlSchemaAnnotItem) |
| */ |
| typedef struct _xmlSchemaTreeItem xmlSchemaTreeItem; |
| typedef xmlSchemaTreeItem *xmlSchemaTreeItemPtr; |
| struct _xmlSchemaTreeItem { |
| xmlSchemaTypeType type; |
| xmlSchemaAnnotPtr annot; |
| xmlSchemaTreeItemPtr next; |
| xmlSchemaTreeItemPtr children; |
| }; |
| |
| /** |
| * xmlSchemaQNameRef: |
| * |
| * A component reference item (not a schema component) |
| * (Extends xmlSchemaBasicItem) |
| */ |
| typedef struct _xmlSchemaQNameRef xmlSchemaQNameRef; |
| typedef xmlSchemaQNameRef *xmlSchemaQNameRefPtr; |
| struct _xmlSchemaQNameRef { |
| xmlSchemaTypeType type; |
| xmlSchemaBasicItemPtr item; |
| xmlSchemaTypeType itemType; |
| const xmlChar *name; |
| const xmlChar *targetNamespace; |
| }; |
| |
| /** |
| * xmlSchemaParticle: |
| * |
| * A particle component. |
| * (Extends xmlSchemaTreeItem) |
| */ |
| typedef struct _xmlSchemaParticle xmlSchemaParticle; |
| typedef xmlSchemaParticle *xmlSchemaParticlePtr; |
| struct _xmlSchemaParticle { |
| xmlSchemaTypeType type; |
| xmlSchemaAnnotPtr annot; |
| xmlSchemaTreeItemPtr next; /* next particle (OR "element decl" OR "wildcard") */ |
| xmlSchemaTreeItemPtr children; /* the "term" ("model group" OR "group definition") */ |
| int minOccurs; |
| int maxOccurs; |
| xmlNodePtr node; |
| }; |
| |
| /** |
| * xmlSchemaModelGroup: |
| * |
| * A model group component. |
| * (Extends xmlSchemaTreeItem) |
| */ |
| typedef struct _xmlSchemaModelGroup xmlSchemaModelGroup; |
| typedef xmlSchemaModelGroup *xmlSchemaModelGroupPtr; |
| struct _xmlSchemaModelGroup { |
| xmlSchemaTypeType type; /* XML_SCHEMA_TYPE_SEQUENCE, XML_SCHEMA_TYPE_CHOICE, XML_SCHEMA_TYPE_ALL */ |
| xmlSchemaAnnotPtr annot; |
| xmlSchemaTreeItemPtr next; /* not used */ |
| xmlSchemaTreeItemPtr children; /* first particle (OR "element decl" OR "wildcard") */ |
| xmlNodePtr node; |
| }; |
| |
| #define XML_SCHEMA_MODEL_GROUP_DEF_MARKED 1<<0 |
| /** |
| * xmlSchemaModelGroupDef: |
| * |
| * A model group definition component. |
| * (Extends xmlSchemaTreeItem) |
| */ |
| typedef struct _xmlSchemaModelGroupDef xmlSchemaModelGroupDef; |
| typedef xmlSchemaModelGroupDef *xmlSchemaModelGroupDefPtr; |
| struct _xmlSchemaModelGroupDef { |
| xmlSchemaTypeType type; /* XML_SCHEMA_TYPE_GROUP */ |
| xmlSchemaAnnotPtr annot; |
| xmlSchemaTreeItemPtr next; /* not used */ |
| xmlSchemaTreeItemPtr children; /* the "model group" */ |
| const xmlChar *name; |
| const xmlChar *targetNamespace; |
| xmlNodePtr node; |
| int flags; |
| }; |
| |
| typedef struct _xmlSchemaIDC xmlSchemaIDC; |
| typedef xmlSchemaIDC *xmlSchemaIDCPtr; |
| |
| /** |
| * xmlSchemaIDCSelect: |
| * |
| * The identity-constraint "field" and "selector" item, holding the |
| * XPath expression. |
| */ |
| typedef struct _xmlSchemaIDCSelect xmlSchemaIDCSelect; |
| typedef xmlSchemaIDCSelect *xmlSchemaIDCSelectPtr; |
| struct _xmlSchemaIDCSelect { |
| xmlSchemaIDCSelectPtr next; |
| xmlSchemaIDCPtr idc; |
| int index; /* an index position if significant for IDC key-sequences */ |
| const xmlChar *xpath; /* the XPath expression */ |
| void *xpathComp; /* the compiled XPath expression */ |
| }; |
| |
| /** |
| * xmlSchemaIDC: |
| * |
| * The identity-constraint definition component. |
| * (Extends xmlSchemaAnnotItem) |
| */ |
| |
| struct _xmlSchemaIDC { |
| xmlSchemaTypeType type; |
| xmlSchemaAnnotPtr annot; |
| xmlSchemaIDCPtr next; |
| xmlNodePtr node; |
| const xmlChar *name; |
| const xmlChar *targetNamespace; |
| xmlSchemaIDCSelectPtr selector; |
| xmlSchemaIDCSelectPtr fields; |
| int nbFields; |
| xmlSchemaQNameRefPtr ref; |
| }; |
| |
| /** |
| * xmlSchemaIDCAug: |
| * |
| * The augmented IDC information used for validation. |
| */ |
| typedef struct _xmlSchemaIDCAug xmlSchemaIDCAug; |
| typedef xmlSchemaIDCAug *xmlSchemaIDCAugPtr; |
| struct _xmlSchemaIDCAug { |
| xmlSchemaIDCAugPtr next; /* next in a list */ |
| xmlSchemaIDCPtr def; /* the IDC definition */ |
| int bubbleDepth; /* the lowest tree level to which IDC |
| tables need to be bubbled upwards */ |
| }; |
| |
| /** |
| * xmlSchemaPSVIIDCKeySequence: |
| * |
| * The key sequence of a node table item. |
| */ |
| typedef struct _xmlSchemaPSVIIDCKey xmlSchemaPSVIIDCKey; |
| typedef xmlSchemaPSVIIDCKey *xmlSchemaPSVIIDCKeyPtr; |
| struct _xmlSchemaPSVIIDCKey { |
| xmlSchemaTypePtr type; |
| xmlSchemaValPtr val; |
| }; |
| |
| /** |
| * xmlSchemaPSVIIDCNode: |
| * |
| * The node table item of a node table. |
| */ |
| typedef struct _xmlSchemaPSVIIDCNode xmlSchemaPSVIIDCNode; |
| typedef xmlSchemaPSVIIDCNode *xmlSchemaPSVIIDCNodePtr; |
| struct _xmlSchemaPSVIIDCNode { |
| xmlNodePtr node; |
| xmlSchemaPSVIIDCKeyPtr *keys; |
| }; |
| |
| /** |
| * xmlSchemaPSVIIDCBinding: |
| * |
| * The identity-constraint binding item of the [identity-constraint table]. |
| */ |
| typedef struct _xmlSchemaPSVIIDCBinding xmlSchemaPSVIIDCBinding; |
| typedef xmlSchemaPSVIIDCBinding *xmlSchemaPSVIIDCBindingPtr; |
| struct _xmlSchemaPSVIIDCBinding { |
| xmlSchemaPSVIIDCBindingPtr next; /* next binding of a specific node */ |
| xmlSchemaIDCPtr definition; /* the IDC definition */ |
| xmlSchemaPSVIIDCNodePtr *nodeTable; /* array of key-sequences */ |
| int nbNodes; /* number of entries in the node table */ |
| int sizeNodes; /* size of the node table */ |
| int nbDupls; /* number of already identified duplicates in the node |
| table */ |
| /* int nbKeys; number of keys in each key-sequence */ |
| }; |
| |
| #define XPATH_STATE_OBJ_TYPE_IDC_SELECTOR 1 |
| #define XPATH_STATE_OBJ_TYPE_IDC_FIELD 2 |
| |
| #define XPATH_STATE_OBJ_MATCHES -2 |
| #define XPATH_STATE_OBJ_BLOCKED -3 |
| |
| typedef struct _xmlSchemaIDCMatcher xmlSchemaIDCMatcher; |
| typedef xmlSchemaIDCMatcher *xmlSchemaIDCMatcherPtr; |
| |
| /** |
| * xmlSchemaIDCStateObj: |
| * |
| * The state object used to evaluate XPath expressions. |
| */ |
| typedef struct _xmlSchemaIDCStateObj xmlSchemaIDCStateObj; |
| typedef xmlSchemaIDCStateObj *xmlSchemaIDCStateObjPtr; |
| struct _xmlSchemaIDCStateObj { |
| int type; |
| xmlSchemaIDCStateObjPtr next; /* next if in a list */ |
| int depth; /* depth of creation */ |
| int *history; /* list of (depth, state-id) tuples */ |
| int nbHistory; |
| int sizeHistory; |
| xmlSchemaIDCMatcherPtr matcher; /* the correspondent field/selector |
| matcher */ |
| xmlSchemaIDCSelectPtr sel; |
| void *xpathCtxt; |
| }; |
| |
| #define IDC_MATCHER 0 |
| |
| /** |
| * xmlSchemaIDCMatcher: |
| * |
| * Used to IDC selectors (and fields) successively. |
| */ |
| struct _xmlSchemaIDCMatcher { |
| int type; |
| int depth; /* the tree depth at creation time */ |
| xmlSchemaIDCMatcherPtr next; /* next in the list */ |
| xmlSchemaIDCAugPtr aidc; /* the augmented IDC item */ |
| xmlSchemaPSVIIDCKeyPtr **keySeqs; /* the key-sequences of the target |
| elements */ |
| int sizeKeySeqs; |
| int targetDepth; |
| }; |
| |
| /* |
| * Element info flags. |
| */ |
| #define XML_SCHEMA_NODE_INFO_FLAG_OWNED_NAMES 1<<0 |
| #define XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES 1<<1 |
| #define XML_SCHEMA_ELEM_INFO_NILLED 1<<2 |
| #define XML_SCHEMA_ELEM_INFO_LOCAL_TYPE 1<<3 |
| |
| #define XML_SCHEMA_NODE_INFO_VALUE_NEEDED 1<<4 |
| #define XML_SCHEMA_ELEM_INFO_EMPTY 1<<5 |
| #define XML_SCHEMA_ELEM_INFO_HAS_CONTENT 1<<6 |
| |
| #define XML_SCHEMA_ELEM_INFO_HAS_ELEM_CONTENT 1<<7 |
| #define XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT 1<<8 |
| #define XML_SCHEMA_NODE_INFO_ERR_NOT_EXPECTED 1<<9 |
| #define XML_SCHEMA_NODE_INFO_ERR_BAD_TYPE 1<<10 |
| |
| /** |
| * xmlSchemaNodeInfo: |
| * |
| * Holds information of an element node. |
| */ |
| struct _xmlSchemaNodeInfo { |
| xmlNodePtr node; |
| int nodeType; |
| const xmlChar *localName; |
| const xmlChar *nsName; |
| const xmlChar *value; |
| xmlSchemaValPtr val; /* the pre-computed value if any */ |
| xmlSchemaTypePtr typeDef; /* the complex/simple type definition if any */ |
| int flags; /* combination of node info flags */ |
| int valNeeded; |
| int normVal; |
| |
| xmlSchemaElementPtr decl; /* the element/attribute declaration */ |
| int depth; |
| xmlSchemaPSVIIDCBindingPtr idcTable; /* the table of PSVI IDC bindings |
| for the scope element*/ |
| xmlSchemaIDCMatcherPtr idcMatchers; /* the IDC matchers for the scope |
| element */ |
| xmlRegExecCtxtPtr regexCtxt; |
| |
| const xmlChar **nsBindings; /* Namespace bindings on this element */ |
| int nbNsBindings; |
| int sizeNsBindings; |
| }; |
| |
| /* |
| * @metaType values of xmlSchemaAttrInfo. |
| */ |
| #define XML_SCHEMA_ATTR_INFO_META_XSI_TYPE 1 |
| #define XML_SCHEMA_ATTR_INFO_META_XSI_NIL 2 |
| #define XML_SCHEMA_ATTR_INFO_META_XSI_SCHEMA_LOC 3 |
| #define XML_SCHEMA_ATTR_INFO_META_XSI_NO_NS_SCHEMA_LOC 4 |
| #define XML_SCHEMA_ATTR_INFO_META_XMLNS 5 |
| |
| typedef struct _xmlSchemaAttrInfo xmlSchemaAttrInfo; |
| typedef xmlSchemaAttrInfo *xmlSchemaAttrInfoPtr; |
| struct _xmlSchemaAttrInfo { |
| xmlNodePtr node; |
| int nodeType; |
| const xmlChar *localName; |
| const xmlChar *nsName; |
| const xmlChar *value; |
| xmlSchemaValPtr val; /* the pre-computed value if any */ |
| xmlSchemaTypePtr typeDef; /* the complex/simple type definition if any */ |
| int flags; /* combination of node info flags */ |
| |
| xmlSchemaAttributePtr decl; /* the attribute declaration */ |
| xmlSchemaAttributePtr use; /* the attribute use */ |
| int state; |
| int metaType; |
| const xmlChar *vcValue; /* the value constraint value */ |
| xmlSchemaNodeInfoPtr parent; |
| }; |
| |
| |
| #define XML_SCHEMA_VALID_CTXT_FLAG_STREAM 1 |
| /** |
| * xmlSchemaValidCtxt: |
| * |
| * A Schemas validation context |
| */ |
| struct _xmlSchemaValidCtxt { |
| int type; |
| void *userData; /* user specific data block */ |
| xmlSchemaValidityErrorFunc error; /* the callback in case of errors */ |
| xmlSchemaValidityWarningFunc warning; /* the callback in case of warning */ |
| xmlStructuredErrorFunc serror; |
| |
| xmlSchemaPtr schema; /* The schema in use */ |
| xmlDocPtr doc; |
| xmlParserInputBufferPtr input; |
| xmlCharEncoding enc; |
| xmlSAXHandlerPtr sax; |
| xmlParserCtxtPtr parserCtxt; |
| void *user_data; |
| |
| int err; |
| int nberrors; |
| |
| xmlNodePtr node; |
| xmlNodePtr cur; |
| /* xmlSchemaTypePtr type; */ |
| |
| xmlRegExecCtxtPtr regexp; |
| xmlSchemaValPtr value; |
| |
| int valueWS; |
| int options; |
| xmlNodePtr validationRoot; |
| xmlSchemaParserCtxtPtr pctxt; |
| int xsiAssemble; |
| |
| int depth; |
| xmlSchemaNodeInfoPtr *elemInfos; /* array of element informations */ |
| int sizeElemInfos; |
| xmlSchemaNodeInfoPtr inode; /* the current element information */ |
| |
| xmlSchemaIDCAugPtr aidcs; /* a list of augmented IDC informations */ |
| |
| xmlSchemaIDCStateObjPtr xpathStates; /* first active state object. */ |
| xmlSchemaIDCStateObjPtr xpathStatePool; /* first stored state object. */ |
| |
| xmlSchemaPSVIIDCNodePtr *idcNodes; /* list of all IDC node-table entries*/ |
| int nbIdcNodes; |
| int sizeIdcNodes; |
| |
| xmlSchemaPSVIIDCKeyPtr *idcKeys; /* list of all IDC node-table entries */ |
| int nbIdcKeys; |
| int sizeIdcKeys; |
| |
| int flags; |
| |
| xmlDictPtr dict; |
| |
| #ifdef LIBXML_READER_ENABLED |
| xmlTextReaderPtr reader; |
| #endif |
| |
| xmlSchemaAttrInfoPtr *attrInfos; |
| int nbAttrInfos; |
| int sizeAttrInfos; |
| |
| int skipDepth; |
| }; |
| |
| /* |
| * These are the entries in the schemas importSchemas hash table |
| */ |
| typedef struct _xmlSchemaImport xmlSchemaImport; |
| typedef xmlSchemaImport *xmlSchemaImportPtr; |
| struct _xmlSchemaImport { |
| const xmlChar *schemaLocation; |
| xmlSchemaPtr schema; /* not used any more */ |
| xmlDocPtr doc; |
| int isMain; |
| }; |
| |
| /* |
| * These are the entries associated to includes in a schemas |
| */ |
| typedef struct _xmlSchemaInclude xmlSchemaInclude; |
| typedef xmlSchemaInclude *xmlSchemaIncludePtr; |
| struct _xmlSchemaInclude { |
| xmlSchemaIncludePtr next; |
| const xmlChar *schemaLocation; |
| xmlDocPtr doc; |
| const xmlChar *origTargetNamespace; |
| const xmlChar *targetNamespace; |
| }; |
| |
| /** |
| * xmlSchemaSubstGroup: |
| * |
| * |
| */ |
| typedef struct _xmlSchemaSubstGroup xmlSchemaSubstGroup; |
| typedef xmlSchemaSubstGroup *xmlSchemaSubstGroupPtr; |
| struct _xmlSchemaSubstGroup { |
| xmlSchemaElementPtr head; |
| xmlSchemaItemListPtr members; |
| }; |
| |
| /************************************************************************ |
| * * |
| * Some predeclarations * |
| * * |
| ************************************************************************/ |
| |
| static int xmlSchemaParseInclude(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static void |
| xmlSchemaTypeFixup(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name); |
| static const xmlChar * |
| xmlSchemaFacetTypeToString(xmlSchemaTypeType type); |
| static int |
| xmlSchemaParseImport(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static void |
| xmlSchemaCheckFacetValues(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt); |
| static void |
| xmlSchemaClearValidCtxt(xmlSchemaValidCtxtPtr vctxt); |
| static xmlSchemaWhitespaceValueType |
| xmlSchemaGetWhiteSpaceFacetValue(xmlSchemaTypePtr type); |
| static xmlSchemaTreeItemPtr |
| xmlSchemaParseModelGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, xmlSchemaTypeType type, |
| int withParticle); |
| static const xmlChar * |
| xmlSchemaCompTypeToString(xmlSchemaTypeType type); |
| static xmlSchemaTypeLinkPtr |
| xmlSchemaGetUnionSimpleTypeMemberTypes(xmlSchemaTypePtr type); |
| static void |
| xmlSchemaInternalErr(xmlSchemaAbstractCtxtPtr actxt, |
| const char *funcName, |
| const char *message); |
| static int |
| xmlSchemaCheckCOSSTDerivedOK(xmlSchemaTypePtr type, |
| xmlSchemaTypePtr baseType, |
| int subset); |
| static void |
| xmlSchemaCheckElementDeclComponent(xmlSchemaElementPtr elemDecl, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED); |
| |
| /************************************************************************ |
| * * |
| * Helper functions * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaCompTypeToString: |
| * @type: the type of the schema item |
| * |
| * Returns the component name of a schema item. |
| */ |
| static const xmlChar * |
| xmlSchemaCompTypeToString(xmlSchemaTypeType type) |
| { |
| switch (type) { |
| case XML_SCHEMA_TYPE_SIMPLE: |
| return(BAD_CAST "simple type definition"); |
| case XML_SCHEMA_TYPE_COMPLEX: |
| return(BAD_CAST "complex type definition"); |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return(BAD_CAST "element declaration"); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return(BAD_CAST "attribute declaration"); |
| case XML_SCHEMA_TYPE_GROUP: |
| return(BAD_CAST "model group definition"); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return(BAD_CAST "attribute group definition"); |
| case XML_SCHEMA_TYPE_NOTATION: |
| return(BAD_CAST "notation declaration"); |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| return(BAD_CAST "model group (sequence)"); |
| case XML_SCHEMA_TYPE_CHOICE: |
| return(BAD_CAST "model group (choice)"); |
| case XML_SCHEMA_TYPE_ALL: |
| return(BAD_CAST "model group (all)"); |
| case XML_SCHEMA_TYPE_PARTICLE: |
| return(BAD_CAST "particle"); |
| default: |
| return(BAD_CAST "Not a schema component"); |
| } |
| } |
| |
| /** |
| * xmlSchemaGetComponentNode: |
| * @item: a schema component |
| * |
| * Returns node associated with the schema component. |
| * NOTE that such a node need not be available; plus, a component's |
| * node need not to reflect the component directly, since there is no |
| * one-to-one relationship between the XML Schema representation and |
| * the component representation. |
| */ |
| static xmlNodePtr |
| xmlSchemaGetComponentNode(xmlSchemaBasicItemPtr item) |
| { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return (((xmlSchemaElementPtr) item)->node); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return (((xmlSchemaAttributePtr) item)->node); |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| return (((xmlSchemaTypePtr) item)->node); |
| case XML_SCHEMA_TYPE_ANY: |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| return (((xmlSchemaWildcardPtr) item)->node); |
| case XML_SCHEMA_TYPE_PARTICLE: |
| return (((xmlSchemaParticlePtr) item)->node); |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: |
| return (((xmlSchemaModelGroupPtr) item)->node); |
| case XML_SCHEMA_TYPE_GROUP: |
| return (((xmlSchemaModelGroupDefPtr) item)->node); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return (((xmlSchemaAttributeGroupPtr) item)->node); |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| return (((xmlSchemaIDCPtr) item)->node); |
| default: |
| return (NULL); |
| } |
| } |
| |
| #if 0 |
| /** |
| * xmlSchemaGetNextComponent: |
| * @item: a schema component |
| * |
| * Returns the next sibling of the schema component. |
| */ |
| static xmlSchemaBasicItemPtr |
| xmlSchemaGetNextComponent(xmlSchemaBasicItemPtr item) |
| { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaElementPtr) item)->next); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaAttributePtr) item)->next); |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaTypePtr) item)->next); |
| case XML_SCHEMA_TYPE_ANY: |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| return (NULL); |
| case XML_SCHEMA_TYPE_PARTICLE: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaParticlePtr) item)->next); |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: |
| return (NULL); |
| case XML_SCHEMA_TYPE_GROUP: |
| return (NULL); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaAttributeGroupPtr) item)->next); |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| return ((xmlSchemaBasicItemPtr) ((xmlSchemaIDCPtr) item)->next); |
| default: |
| return (NULL); |
| } |
| } |
| #endif |
| |
| /** |
| * xmlSchemaGetAttrName: |
| * @attr: the attribute declaration/use |
| * |
| * Returns the name of the attribute; if the attribute |
| * is a reference, the name of the referenced global type will be returned. |
| */ |
| static const xmlChar * |
| xmlSchemaGetAttrName(xmlSchemaAttributePtr attr) |
| { |
| if (attr->ref != NULL) |
| return(attr->ref); |
| else |
| return(attr->name); |
| } |
| |
| /** |
| * xmlSchemaGetAttrTargetNsURI: |
| * @type: the type (element or attribute) |
| * |
| * Returns the target namespace URI of the type; if the type is a reference, |
| * the target namespace of the referenced type will be returned. |
| */ |
| static const xmlChar * |
| xmlSchemaGetAttrTargetNsURI(xmlSchemaAttributePtr attr) |
| { |
| if (attr->ref != NULL) |
| return (attr->refNs); |
| else |
| return(attr->targetNamespace); |
| } |
| |
| /** |
| * xmlSchemaFormatQName: |
| * @buf: the string buffer |
| * @namespaceName: the namespace name |
| * @localName: the local name |
| * |
| * Returns the given QName in the format "{namespaceName}localName" or |
| * just "localName" if @namespaceName is NULL. |
| * |
| * Returns the localName if @namespaceName is NULL, a formatted |
| * string otherwise. |
| */ |
| static const xmlChar* |
| xmlSchemaFormatQName(xmlChar **buf, |
| const xmlChar *namespaceName, |
| const xmlChar *localName) |
| { |
| FREE_AND_NULL(*buf) |
| if (namespaceName == NULL) |
| return(localName); |
| |
| *buf = xmlStrdup(BAD_CAST "{"); |
| *buf = xmlStrcat(*buf, namespaceName); |
| *buf = xmlStrcat(*buf, BAD_CAST "}"); |
| *buf = xmlStrcat(*buf, localName); |
| |
| return ((const xmlChar *) *buf); |
| } |
| |
| static const xmlChar* |
| xmlSchemaFormatQNameNs(xmlChar **buf, xmlNsPtr ns, const xmlChar *localName) |
| { |
| if (ns != NULL) |
| return (xmlSchemaFormatQName(buf, ns->href, localName)); |
| else |
| return (xmlSchemaFormatQName(buf, NULL, localName)); |
| } |
| |
| static const xmlChar * |
| xmlSchemaGetComponentName(xmlSchemaBasicItemPtr item) |
| { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return (((xmlSchemaElementPtr) item)->name); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return (((xmlSchemaAttributePtr) item)->name); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return (((xmlSchemaAttributeGroupPtr) item)->name); |
| case XML_SCHEMA_TYPE_BASIC: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| case XML_SCHEMA_TYPE_COMPLEX: |
| return (((xmlSchemaTypePtr) item)->name); |
| case XML_SCHEMA_TYPE_GROUP: |
| return (((xmlSchemaModelGroupDefPtr) item)->name); |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| return (((xmlSchemaIDCPtr) item)->name); |
| default: |
| /* |
| * Other components cannot have names. |
| */ |
| break; |
| } |
| return (NULL); |
| } |
| |
| static const xmlChar * |
| xmlSchemaGetComponentTargetNs(xmlSchemaBasicItemPtr item) |
| { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return (((xmlSchemaElementPtr) item)->targetNamespace); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return (((xmlSchemaAttributePtr) item)->targetNamespace); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return (((xmlSchemaAttributeGroupPtr) item)->targetNamespace); |
| case XML_SCHEMA_TYPE_BASIC: |
| return (BAD_CAST "http://www.w3.org/2001/XMLSchema"); |
| case XML_SCHEMA_TYPE_SIMPLE: |
| case XML_SCHEMA_TYPE_COMPLEX: |
| return (((xmlSchemaTypePtr) item)->targetNamespace); |
| case XML_SCHEMA_TYPE_GROUP: |
| return (((xmlSchemaModelGroupDefPtr) item)->targetNamespace); |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| return (((xmlSchemaIDCPtr) item)->targetNamespace); |
| default: |
| /* |
| * Other components cannot have names. |
| */ |
| break; |
| } |
| return (NULL); |
| } |
| |
| static const xmlChar* |
| xmlSchemaGetComponentQName(xmlChar **buf, |
| void *item) |
| { |
| return (xmlSchemaFormatQName(buf, |
| xmlSchemaGetComponentTargetNs((xmlSchemaBasicItemPtr) item), |
| xmlSchemaGetComponentName((xmlSchemaBasicItemPtr) item))); |
| } |
| |
| /** |
| * xmlSchemaWildcardPCToString: |
| * @pc: the type of processContents |
| * |
| * Returns a string representation of the type of |
| * processContents. |
| */ |
| static const xmlChar * |
| xmlSchemaWildcardPCToString(int pc) |
| { |
| switch (pc) { |
| case XML_SCHEMAS_ANY_SKIP: |
| return (BAD_CAST "skip"); |
| case XML_SCHEMAS_ANY_LAX: |
| return (BAD_CAST "lax"); |
| case XML_SCHEMAS_ANY_STRICT: |
| return (BAD_CAST "strict"); |
| default: |
| return (BAD_CAST "invalid process contents"); |
| } |
| } |
| |
| /** |
| * xmlSchemaGetCanonValueWhtspExt: |
| * @val: the precomputed value |
| * @retValue: the returned value |
| * @ws: the whitespace type of the value |
| * |
| * Get a the cononical representation of the value. |
| * The caller has to free the returned retValue. |
| * |
| * Returns 0 if the value could be built and -1 in case of |
| * API errors or if the value type is not supported yet. |
| */ |
| static int |
| xmlSchemaGetCanonValueWhtspExt(xmlSchemaValPtr val, |
| xmlSchemaWhitespaceValueType ws, |
| xmlChar **retValue) |
| { |
| int list; |
| xmlSchemaValType valType; |
| const xmlChar *value, *value2 = NULL; |
| |
| |
| if ((retValue == NULL) || (val == NULL)) |
| return (-1); |
| list = xmlSchemaValueGetNext(val) ? 1 : 0; |
| *retValue = NULL; |
| do { |
| value = NULL; |
| valType = xmlSchemaGetValType(val); |
| switch (valType) { |
| case XML_SCHEMAS_STRING: |
| case XML_SCHEMAS_NORMSTRING: |
| case XML_SCHEMAS_ANYSIMPLETYPE: |
| value = xmlSchemaValueGetAsString(val); |
| if (value != NULL) { |
| if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE) |
| value2 = xmlSchemaCollapseString(value); |
| else if (ws == XML_SCHEMA_WHITESPACE_REPLACE) |
| value2 = xmlSchemaWhiteSpaceReplace(value); |
| if (value2 != NULL) |
| value = value2; |
| } |
| break; |
| default: |
| if (xmlSchemaGetCanonValue(val, &value2) == -1) { |
| if (value2 != NULL) |
| xmlFree((xmlChar *) value2); |
| goto internal_error; |
| } |
| value = value2; |
| } |
| if (*retValue == NULL) |
| if (value == NULL) { |
| if (! list) |
| *retValue = xmlStrdup(BAD_CAST ""); |
| } else |
| *retValue = xmlStrdup(value); |
| else if (value != NULL) { |
| /* List. */ |
| *retValue = xmlStrcat((xmlChar *) *retValue, BAD_CAST " "); |
| *retValue = xmlStrcat((xmlChar *) *retValue, value); |
| } |
| FREE_AND_NULL(value2) |
| val = xmlSchemaValueGetNext(val); |
| } while (val != NULL); |
| |
| return (0); |
| internal_error: |
| if (*retValue != NULL) |
| xmlFree((xmlChar *) (*retValue)); |
| if (value2 != NULL) |
| xmlFree((xmlChar *) value2); |
| return (-1); |
| } |
| |
| /** |
| * xmlSchemaFormatItemForReport: |
| * @buf: the string buffer |
| * @itemDes: the designation of the item |
| * @itemName: the name of the item |
| * @item: the item as an object |
| * @itemNode: the node of the item |
| * @local: the local name |
| * @parsing: if the function is used during the parse |
| * |
| * Returns a representation of the given item used |
| * for error reports. |
| * |
| * The following order is used to build the resulting |
| * designation if the arguments are not NULL: |
| * 1a. If itemDes not NULL -> itemDes |
| * 1b. If (itemDes not NULL) and (itemName not NULL) |
| * -> itemDes + itemName |
| * 2. If the preceding was NULL and (item not NULL) -> item |
| * 3. If the preceding was NULL and (itemNode not NULL) -> itemNode |
| * |
| * If the itemNode is an attribute node, the name of the attribute |
| * will be appended to the result. |
| * |
| * Returns the formatted string and sets @buf to the resulting value. |
| */ |
| static xmlChar* |
| xmlSchemaFormatItemForReport(xmlChar **buf, |
| const xmlChar *itemDes, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemNode) |
| { |
| xmlChar *str = NULL; |
| int named = 1; |
| |
| if (*buf != NULL) { |
| xmlFree(*buf); |
| *buf = NULL; |
| } |
| |
| if (itemDes != NULL) { |
| *buf = xmlStrdup(itemDes); |
| } else if (item != NULL) { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_BASIC: |
| if (VARIETY_ATOMIC(item)) |
| *buf = xmlStrdup(BAD_CAST "atomic type 'xs:"); |
| else if (VARIETY_LIST(item)) |
| *buf = xmlStrdup(BAD_CAST "list type 'xs:"); |
| else if (VARIETY_UNION(item)) |
| *buf = xmlStrdup(BAD_CAST "union type 'xs:"); |
| else |
| *buf = xmlStrdup(BAD_CAST "simple type 'xs:"); |
| *buf = xmlStrcat(*buf, item->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| break; |
| case XML_SCHEMA_TYPE_SIMPLE: |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) { |
| *buf = xmlStrdup(BAD_CAST""); |
| } else { |
| *buf = xmlStrdup(BAD_CAST "local "); |
| } |
| if (VARIETY_ATOMIC(item)) |
| *buf = xmlStrcat(*buf, BAD_CAST "atomic type"); |
| else if (VARIETY_LIST(item)) |
| *buf = xmlStrcat(*buf, BAD_CAST "list type"); |
| else if (VARIETY_UNION(item)) |
| *buf = xmlStrcat(*buf, BAD_CAST "union type"); |
| else |
| *buf = xmlStrcat(*buf, BAD_CAST "simple type"); |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) { |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, item->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| break; |
| case XML_SCHEMA_TYPE_COMPLEX: |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) |
| *buf = xmlStrdup(BAD_CAST ""); |
| else |
| *buf = xmlStrdup(BAD_CAST "local "); |
| *buf = xmlStrcat(*buf, BAD_CAST "complex type"); |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) { |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, item->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTE: { |
| xmlSchemaAttributePtr attr; |
| |
| attr = (xmlSchemaAttributePtr) item; |
| if ((attr->flags & XML_SCHEMAS_ATTR_GLOBAL) || |
| (attr->ref == NULL)) { |
| *buf = xmlStrdup(xmlSchemaElemDesAttrDecl); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&str, |
| attr->targetNamespace, attr->name)); |
| FREE_AND_NULL(str) |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrdup(xmlSchemaElemDesAttrRef); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&str, |
| attr->refNs, attr->ref)); |
| FREE_AND_NULL(str) |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| } |
| break; |
| case XML_SCHEMA_TYPE_ELEMENT: { |
| xmlSchemaElementPtr elem; |
| |
| elem = (xmlSchemaElementPtr) item; |
| if ((elem->flags & XML_SCHEMAS_ELEM_GLOBAL) || |
| (elem->ref == NULL)) { |
| *buf = xmlStrdup(xmlSchemaElemDesElemDecl); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&str, |
| elem->targetNamespace, elem->name)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| } |
| break; |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| if (item->type == XML_SCHEMA_TYPE_IDC_UNIQUE) |
| *buf = xmlStrdup(BAD_CAST "unique '"); |
| else if (item->type == XML_SCHEMA_TYPE_IDC_KEY) |
| *buf = xmlStrdup(BAD_CAST "key '"); |
| else |
| *buf = xmlStrdup(BAD_CAST "keyRef '"); |
| *buf = xmlStrcat(*buf, ((xmlSchemaIDCPtr) item)->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| break; |
| case XML_SCHEMA_TYPE_ANY: |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| *buf = xmlStrdup(xmlSchemaWildcardPCToString( |
| ((xmlSchemaWildcardPtr) item)->processContents)); |
| *buf = xmlStrcat(*buf, BAD_CAST " wildcard"); |
| break; |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| case XML_SCHEMA_FACET_PATTERN: |
| case XML_SCHEMA_FACET_ENUMERATION: |
| case XML_SCHEMA_FACET_WHITESPACE: |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: |
| *buf = xmlStrdup(BAD_CAST "facet '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFacetTypeToString(item->type)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| break; |
| case XML_SCHEMA_TYPE_NOTATION: |
| *buf = xmlStrdup(BAD_CAST "notation"); |
| break; |
| case XML_SCHEMA_TYPE_GROUP: { |
| *buf = xmlStrdup(xmlSchemaElemModelGrDef); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&str, |
| ((xmlSchemaModelGroupDefPtr) item)->targetNamespace, |
| ((xmlSchemaModelGroupDefPtr) item)->name)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| FREE_AND_NULL(str) |
| } |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: |
| case XML_SCHEMA_TYPE_PARTICLE: |
| *buf = xmlStrdup(xmlSchemaCompTypeToString(item->type)); |
| break; |
| default: |
| named = 0; |
| } |
| } else |
| named = 0; |
| |
| if ((named == 0) && (itemNode != NULL)) { |
| xmlNodePtr elem; |
| |
| if (itemNode->type == XML_ATTRIBUTE_NODE) |
| elem = itemNode->parent; |
| else |
| elem = itemNode; |
| *buf = xmlStrdup(BAD_CAST "Element '"); |
| if (elem->ns != NULL) { |
| *buf = xmlStrcat(*buf, |
| xmlSchemaFormatQName(&str, elem->ns->href, elem->name)); |
| FREE_AND_NULL(str) |
| } else |
| *buf = xmlStrcat(*buf, elem->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| |
| } |
| if ((itemNode != NULL) && (itemNode->type == XML_ATTRIBUTE_NODE)) { |
| *buf = xmlStrcat(*buf, BAD_CAST ", attribute '"); |
| if (itemNode->ns != NULL) { |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&str, |
| itemNode->ns->href, itemNode->name)); |
| FREE_AND_NULL(str) |
| } else |
| *buf = xmlStrcat(*buf, itemNode->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| FREE_AND_NULL(str) |
| |
| return (*buf); |
| } |
| |
| /** |
| * xmlSchemaFormatFacetEnumSet: |
| * @buf: the string buffer |
| * @type: the type holding the enumeration facets |
| * |
| * Builds a string consisting of all enumeration elements. |
| * |
| * Returns a string of all enumeration elements. |
| */ |
| static const xmlChar * |
| xmlSchemaFormatFacetEnumSet(xmlSchemaAbstractCtxtPtr actxt, |
| xmlChar **buf, xmlSchemaTypePtr type) |
| { |
| xmlSchemaFacetPtr facet; |
| xmlSchemaWhitespaceValueType ws; |
| xmlChar *value = NULL; |
| int res; |
| |
| if (*buf != NULL) |
| xmlFree(*buf); |
| *buf = NULL; |
| |
| do { |
| /* |
| * Use the whitespace type of the base type. |
| */ |
| ws = xmlSchemaGetWhiteSpaceFacetValue(type->baseType); |
| for (facet = type->facets; facet != NULL; facet = facet->next) { |
| if (facet->type != XML_SCHEMA_FACET_ENUMERATION) |
| continue; |
| res = xmlSchemaGetCanonValueWhtspExt(facet->val, |
| ws, &value); |
| if (res == -1) { |
| xmlSchemaInternalErr(actxt, |
| "xmlSchemaFormatFacetEnumSet", |
| "compute the canonical lexical representation"); |
| if (*buf != NULL) |
| xmlFree(*buf); |
| *buf = NULL; |
| return (NULL); |
| } |
| if (*buf == NULL) |
| *buf = xmlStrdup(BAD_CAST "'"); |
| else |
| *buf = xmlStrcat(*buf, BAD_CAST ", '"); |
| *buf = xmlStrcat(*buf, BAD_CAST value); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| if (value != NULL) { |
| xmlFree((xmlChar *)value); |
| value = NULL; |
| } |
| } |
| type = type->baseType; |
| } while ((type != NULL) && (type->type != XML_SCHEMA_TYPE_BASIC)); |
| |
| return ((const xmlChar *) *buf); |
| } |
| |
| /************************************************************************ |
| * * |
| * Error functions * |
| * * |
| ************************************************************************/ |
| |
| #if 0 |
| static void |
| xmlSchemaErrMemory(const char *msg) |
| { |
| __xmlSimpleError(XML_FROM_SCHEMASP, XML_ERR_NO_MEMORY, NULL, NULL, |
| msg); |
| } |
| #endif |
| |
| /** |
| * xmlSchemaPErrMemory: |
| * @node: a context node |
| * @extra: extra informations |
| * |
| * Handle an out of memory condition |
| */ |
| static void |
| xmlSchemaPErrMemory(xmlSchemaParserCtxtPtr ctxt, |
| const char *extra, xmlNodePtr node) |
| { |
| if (ctxt != NULL) |
| ctxt->nberrors++; |
| __xmlSimpleError(XML_FROM_SCHEMASP, XML_ERR_NO_MEMORY, node, NULL, |
| extra); |
| } |
| |
| /** |
| * xmlSchemaPErr: |
| * @ctxt: the parsing context |
| * @node: the context node |
| * @error: the error code |
| * @msg: the error message |
| * @str1: extra data |
| * @str2: extra data |
| * |
| * Handle a parser error |
| */ |
| static void |
| xmlSchemaPErr(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, int error, |
| const char *msg, const xmlChar * str1, const xmlChar * str2) |
| { |
| xmlGenericErrorFunc channel = NULL; |
| xmlStructuredErrorFunc schannel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| channel = ctxt->error; |
| data = ctxt->userData; |
| schannel = ctxt->serror; |
| } |
| __xmlRaiseError(schannel, channel, data, ctxt, node, XML_FROM_SCHEMASP, |
| error, XML_ERR_ERROR, NULL, 0, |
| (const char *) str1, (const char *) str2, NULL, 0, 0, |
| msg, str1, str2); |
| } |
| |
| /** |
| * xmlSchemaPErr2: |
| * @ctxt: the parsing context |
| * @node: the context node |
| * @node: the current child |
| * @error: the error code |
| * @msg: the error message |
| * @str1: extra data |
| * @str2: extra data |
| * |
| * Handle a parser error |
| */ |
| static void |
| xmlSchemaPErr2(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, |
| xmlNodePtr child, int error, |
| const char *msg, const xmlChar * str1, const xmlChar * str2) |
| { |
| if (child != NULL) |
| xmlSchemaPErr(ctxt, child, error, msg, str1, str2); |
| else |
| xmlSchemaPErr(ctxt, node, error, msg, str1, str2); |
| } |
| |
| |
| /** |
| * xmlSchemaPErrExt: |
| * @ctxt: the parsing context |
| * @node: the context node |
| * @error: the error code |
| * @strData1: extra data |
| * @strData2: extra data |
| * @strData3: extra data |
| * @msg: the message |
| * @str1: extra parameter for the message display |
| * @str2: extra parameter for the message display |
| * @str3: extra parameter for the message display |
| * @str4: extra parameter for the message display |
| * @str5: extra parameter for the message display |
| * |
| * Handle a parser error |
| */ |
| static void |
| xmlSchemaPErrExt(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, int error, |
| const xmlChar * strData1, const xmlChar * strData2, |
| const xmlChar * strData3, const char *msg, const xmlChar * str1, |
| const xmlChar * str2, const xmlChar * str3, const xmlChar * str4, |
| const xmlChar * str5) |
| { |
| |
| xmlGenericErrorFunc channel = NULL; |
| xmlStructuredErrorFunc schannel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| channel = ctxt->error; |
| data = ctxt->userData; |
| schannel = ctxt->serror; |
| } |
| __xmlRaiseError(schannel, channel, data, ctxt, node, XML_FROM_SCHEMASP, |
| error, XML_ERR_ERROR, NULL, 0, |
| (const char *) strData1, (const char *) strData2, |
| (const char *) strData3, 0, 0, msg, str1, str2, |
| str3, str4, str5); |
| } |
| |
| /************************************************************************ |
| * * |
| * Allround error functions * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaVTypeErrMemory: |
| * @node: a context node |
| * @extra: extra informations |
| * |
| * Handle an out of memory condition |
| */ |
| static void |
| xmlSchemaVErrMemory(xmlSchemaValidCtxtPtr ctxt, |
| const char *extra, xmlNodePtr node) |
| { |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| ctxt->err = XML_SCHEMAV_INTERNAL; |
| } |
| __xmlSimpleError(XML_FROM_SCHEMASV, XML_ERR_NO_MEMORY, node, NULL, |
| extra); |
| } |
| |
| /** |
| * xmlSchemaErr3: |
| * @ctxt: the validation context |
| * @node: the context node |
| * @error: the error code |
| * @msg: the error message |
| * @str1: extra data |
| * @str2: extra data |
| * @str3: extra data |
| * |
| * Handle a validation error |
| */ |
| static void |
| xmlSchemaErr3(xmlSchemaAbstractCtxtPtr ctxt, |
| int error, xmlNodePtr node, const char *msg, |
| const xmlChar *str1, const xmlChar *str2, const xmlChar *str3) |
| { |
| xmlStructuredErrorFunc schannel = NULL; |
| xmlGenericErrorFunc channel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| if (ctxt->type == XML_SCHEMA_CTXT_VALIDATOR) { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctxt; |
| |
| vctxt->nberrors++; |
| vctxt->err = error; |
| channel = vctxt->error; |
| schannel = vctxt->serror; |
| data = vctxt->userData; |
| if ((node == NULL) && (vctxt->depth >= 0) && |
| (vctxt->inode != NULL)) |
| node = vctxt->inode->node; |
| __xmlRaiseError(schannel, channel, data, ctxt, |
| node, XML_FROM_SCHEMASV, |
| error, XML_ERR_ERROR, NULL, 0, |
| (const char *) str1, (const char *) str2, |
| (const char *) str3, 0, 0, msg, str1, str2, str3); |
| |
| } else if (ctxt->type == XML_SCHEMA_CTXT_PARSER) { |
| xmlSchemaParserCtxtPtr pctxt = (xmlSchemaParserCtxtPtr) ctxt; |
| |
| pctxt->nberrors++; |
| pctxt->err = error; |
| channel = pctxt->error; |
| schannel = pctxt->serror; |
| data = pctxt->userData; |
| __xmlRaiseError(schannel, channel, data, ctxt, |
| node, XML_FROM_SCHEMASP, |
| error, XML_ERR_ERROR, NULL, 0, |
| (const char *) str1, (const char *) str2, |
| (const char *) str3, 0, 0, msg, str1, str2, str3); |
| } else { |
| TODO |
| } |
| } |
| } |
| |
| static void |
| xmlSchemaErr(xmlSchemaAbstractCtxtPtr actxt, |
| int error, xmlNodePtr node, const char *msg, |
| const xmlChar *str1, const xmlChar *str2) |
| { |
| xmlSchemaErr3(actxt, error, node, msg, str1, str2, NULL); |
| } |
| |
| static xmlChar * |
| xmlSchemaFormatNodeForError(xmlChar ** msg, |
| xmlSchemaAbstractCtxtPtr actxt, |
| xmlNodePtr node) |
| { |
| xmlChar *str = NULL; |
| |
| if (node != NULL) { |
| /* |
| * Work on tree nodes. |
| */ |
| if (node->type == XML_ATTRIBUTE_NODE) { |
| xmlNodePtr elem = node->parent; |
| |
| *msg = xmlStrdup(BAD_CAST "Element '"); |
| if (elem->ns != NULL) |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| elem->ns->href, elem->name)); |
| else |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| NULL, elem->name)); |
| FREE_AND_NULL(str); |
| *msg = xmlStrcat(*msg, BAD_CAST "', "); |
| *msg = xmlStrcat(*msg, BAD_CAST "attribute '"); |
| } else { |
| *msg = xmlStrdup(BAD_CAST "Element '"); |
| } |
| if (node->ns != NULL) |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| node->ns->href, node->name)); |
| else |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| NULL, node->name)); |
| FREE_AND_NULL(str); |
| *msg = xmlStrcat(*msg, BAD_CAST "': "); |
| } else if (actxt->type == XML_SCHEMA_CTXT_VALIDATOR) { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) actxt; |
| /* |
| * Work on node infos. |
| */ |
| if (vctxt->inode->nodeType == XML_ATTRIBUTE_NODE) { |
| xmlSchemaNodeInfoPtr ielem = |
| vctxt->elemInfos[vctxt->depth]; |
| |
| *msg = xmlStrdup(BAD_CAST "Element '"); |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| ielem->nsName, ielem->localName)); |
| FREE_AND_NULL(str); |
| *msg = xmlStrcat(*msg, BAD_CAST "', "); |
| *msg = xmlStrcat(*msg, BAD_CAST "attribute '"); |
| } else { |
| *msg = xmlStrdup(BAD_CAST "Element '"); |
| } |
| *msg = xmlStrcat(*msg, xmlSchemaFormatQName(&str, |
| vctxt->inode->nsName, vctxt->inode->localName)); |
| FREE_AND_NULL(str); |
| *msg = xmlStrcat(*msg, BAD_CAST "': "); |
| } else { |
| TODO |
| return (NULL); |
| } |
| /* |
| * VAL TODO: The output of the given schema component is currently |
| * disabled. |
| */ |
| #if 0 |
| if ((type != NULL) && (xmlSchemaIsGlobalItem(type))) { |
| *msg = xmlStrcat(*msg, BAD_CAST " ["); |
| *msg = xmlStrcat(*msg, xmlSchemaFormatItemForReport(&str, |
| NULL, type, NULL, 0)); |
| FREE_AND_NULL(str) |
| *msg = xmlStrcat(*msg, BAD_CAST "]"); |
| } |
| #endif |
| return (*msg); |
| } |
| |
| static void |
| xmlSchemaInternalErr(xmlSchemaAbstractCtxtPtr actxt, |
| const char *funcName, |
| const char *message) |
| { |
| xmlChar *msg = NULL; |
| |
| msg = xmlStrdup(BAD_CAST "Internal error: "); |
| msg = xmlStrcat(msg, BAD_CAST funcName); |
| msg = xmlStrcat(msg, BAD_CAST ", "); |
| msg = xmlStrcat(msg, BAD_CAST message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| |
| if (actxt->type == XML_SCHEMA_CTXT_VALIDATOR) |
| xmlSchemaErr(actxt, XML_SCHEMAV_INTERNAL, NULL, |
| (const char *) msg, NULL, NULL); |
| |
| else if (actxt->type == XML_SCHEMA_CTXT_PARSER) |
| xmlSchemaErr(actxt, XML_SCHEMAP_INTERNAL, NULL, |
| (const char *) msg, NULL, NULL); |
| |
| FREE_AND_NULL(msg) |
| } |
| |
| static void |
| xmlSchemaCustomErr(xmlSchemaAbstractCtxtPtr actxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type ATTRIBUTE_UNUSED, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *msg = NULL; |
| |
| xmlSchemaFormatNodeForError(&msg, actxt, node); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaErr(actxt, error, node, |
| (const char *) msg, str1, str2); |
| FREE_AND_NULL(msg) |
| } |
| |
| static int |
| xmlSchemaEvalErrorNodeType(xmlSchemaAbstractCtxtPtr actxt, |
| xmlNodePtr node) |
| { |
| if (node != NULL) |
| return (node->type); |
| if ((actxt->type == XML_SCHEMA_CTXT_VALIDATOR) && |
| (((xmlSchemaValidCtxtPtr) actxt)->inode != NULL)) |
| return ( ((xmlSchemaValidCtxtPtr) actxt)->inode->nodeType); |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaIsGlobalItem(xmlSchemaTypePtr item) |
| { |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) |
| return(1); |
| break; |
| case XML_SCHEMA_TYPE_GROUP: |
| return (1); |
| case XML_SCHEMA_TYPE_ELEMENT: |
| if ( ((xmlSchemaElementPtr) item)->flags & |
| XML_SCHEMAS_ELEM_GLOBAL) |
| return(1); |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| if ( ((xmlSchemaAttributePtr) item)->flags & |
| XML_SCHEMAS_ATTR_GLOBAL) |
| return(1); |
| break; |
| /* Note that attribute groups are always global. */ |
| default: |
| return(1); |
| } |
| return (0); |
| } |
| |
| static void |
| xmlSchemaSimpleTypeErr(xmlSchemaAbstractCtxtPtr actxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| const xmlChar *value, |
| xmlSchemaTypePtr type, |
| int displayValue) |
| { |
| xmlChar *msg = NULL; |
| |
| xmlSchemaFormatNodeForError(&msg, actxt, node); |
| |
| if (displayValue || (xmlSchemaEvalErrorNodeType(actxt, node) == |
| XML_ATTRIBUTE_NODE)) |
| msg = xmlStrcat(msg, BAD_CAST "'%s' is not a valid value of "); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "The character content is not a valid " |
| "value of "); |
| |
| if (! xmlSchemaIsGlobalItem(type)) |
| msg = xmlStrcat(msg, BAD_CAST "the local "); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "the "); |
| |
| if (VARIETY_ATOMIC(type)) |
| msg = xmlStrcat(msg, BAD_CAST "atomic type"); |
| else if (VARIETY_LIST(type)) |
| msg = xmlStrcat(msg, BAD_CAST "list type"); |
| else if (VARIETY_UNION(type)) |
| msg = xmlStrcat(msg, BAD_CAST "union type"); |
| |
| if (xmlSchemaIsGlobalItem(type)) { |
| xmlChar *str = NULL; |
| msg = xmlStrcat(msg, BAD_CAST " '"); |
| if (type->builtInType != 0) { |
| msg = xmlStrcat(msg, BAD_CAST "xs:"); |
| msg = xmlStrcat(msg, type->name); |
| } else |
| msg = xmlStrcat(msg, |
| xmlSchemaFormatQName(&str, |
| type->targetNamespace, type->name)); |
| msg = xmlStrcat(msg, BAD_CAST "'"); |
| FREE_AND_NULL(str); |
| } |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| if (displayValue || (xmlSchemaEvalErrorNodeType(actxt, node) == |
| XML_ATTRIBUTE_NODE)) |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, NULL); |
| else |
| xmlSchemaErr(actxt, error, node, (const char *) msg, NULL, NULL); |
| FREE_AND_NULL(msg) |
| } |
| |
| static const xmlChar * |
| xmlSchemaFormatErrorNodeQName(xmlChar ** str, |
| xmlSchemaNodeInfoPtr ni, |
| xmlNodePtr node) |
| { |
| if (node != NULL) { |
| if (node->ns != NULL) |
| return (xmlSchemaFormatQName(str, node->ns->href, node->name)); |
| else |
| return (xmlSchemaFormatQName(str, NULL, node->name)); |
| } else if (ni != NULL) |
| return (xmlSchemaFormatQName(str, ni->nsName, ni->localName)); |
| return (NULL); |
| } |
| |
| static void |
| xmlSchemaIllegalAttrErr(xmlSchemaAbstractCtxtPtr actxt, |
| xmlParserErrors error, |
| xmlSchemaAttrInfoPtr ni, |
| xmlNodePtr node) |
| { |
| xmlChar *msg = NULL, *str = NULL; |
| |
| xmlSchemaFormatNodeForError(&msg, actxt, node); |
| msg = xmlStrcat(msg, BAD_CAST "The attribute '%s' is not allowed.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, |
| xmlSchemaFormatErrorNodeQName(&str, (xmlSchemaNodeInfoPtr) ni, node), |
| NULL); |
| FREE_AND_NULL(str) |
| FREE_AND_NULL(msg) |
| } |
| |
| static void |
| xmlSchemaComplexTypeErr(xmlSchemaAbstractCtxtPtr actxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type ATTRIBUTE_UNUSED, |
| const char *message, |
| int nbval, |
| int nbneg, |
| xmlChar **values) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| xmlChar *localName, *nsName; |
| const xmlChar *cur, *end; |
| int i; |
| |
| xmlSchemaFormatNodeForError(&msg, actxt, node); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST "."); |
| /* |
| * Note that is does not make sense to report that we have a |
| * wildcard here, since the wildcard might be unfolded into |
| * multiple transitions. |
| */ |
| if (nbval + nbneg > 0) { |
| if (nbval + nbneg > 1) { |
| str = xmlStrdup(BAD_CAST " Expected is one of ( "); |
| } else |
| str = xmlStrdup(BAD_CAST " Expected is ( "); |
| nsName = NULL; |
| |
| for (i = 0; i < nbval + nbneg; i++) { |
| cur = values[i]; |
| /* |
| * Get the local name. |
| */ |
| localName = NULL; |
| |
| end = cur; |
| if (*end == '*') { |
| localName = xmlStrdup(BAD_CAST "*"); |
| end++; |
| } else { |
| while ((*end != 0) && (*end != '|')) |
| end++; |
| localName = xmlStrncat(localName, BAD_CAST cur, end - cur); |
| } |
| if (*end != 0) { |
| end++; |
| /* |
| * Skip "*|*" if they come with negated expressions, since |
| * they represent the same negated wildcard. |
| */ |
| if ((nbneg == 0) || (*end != '*') || (*localName != '*')) { |
| /* |
| * Get the namespace name. |
| */ |
| cur = end; |
| if (*end == '*') { |
| nsName = xmlStrdup(BAD_CAST "{*}"); |
| } else { |
| while (*end != 0) |
| end++; |
| |
| if (i >= nbval) |
| nsName = xmlStrdup(BAD_CAST "{##other:"); |
| else |
| nsName = xmlStrdup(BAD_CAST "{"); |
| |
| nsName = xmlStrncat(nsName, BAD_CAST cur, end - cur); |
| nsName = xmlStrcat(nsName, BAD_CAST "}"); |
| } |
| str = xmlStrcat(str, BAD_CAST nsName); |
| FREE_AND_NULL(nsName) |
| } else { |
| FREE_AND_NULL(localName); |
| continue; |
| } |
| } |
| str = xmlStrcat(str, BAD_CAST localName); |
| FREE_AND_NULL(localName); |
| |
| if (i < nbval + nbneg -1) |
| str = xmlStrcat(str, BAD_CAST ", "); |
| } |
| str = xmlStrcat(str, BAD_CAST " ).\n"); |
| msg = xmlStrcat(msg, BAD_CAST str); |
| FREE_AND_NULL(str) |
| } else |
| msg = xmlStrcat(msg, BAD_CAST "\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, NULL, NULL); |
| xmlFree(msg); |
| } |
| |
| static void |
| xmlSchemaFacetErr(xmlSchemaAbstractCtxtPtr actxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| const xmlChar *value, |
| unsigned long length, |
| xmlSchemaTypePtr type, |
| xmlSchemaFacetPtr facet, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| xmlSchemaTypeType facetType; |
| int nodeType = xmlSchemaEvalErrorNodeType(actxt, node); |
| |
| xmlSchemaFormatNodeForError(&msg, actxt, node); |
| if (error == XML_SCHEMAV_CVC_ENUMERATION_VALID) { |
| facetType = XML_SCHEMA_FACET_ENUMERATION; |
| /* |
| * If enumerations are validated, one must not expect the |
| * facet to be given. |
| */ |
| } else |
| facetType = facet->type; |
| msg = xmlStrcat(msg, BAD_CAST "["); |
| msg = xmlStrcat(msg, BAD_CAST "facet '"); |
| msg = xmlStrcat(msg, xmlSchemaFacetTypeToString(facetType)); |
| msg = xmlStrcat(msg, BAD_CAST "'] "); |
| if (message == NULL) { |
| /* |
| * Use a default message. |
| */ |
| if ((facetType == XML_SCHEMA_FACET_LENGTH) || |
| (facetType == XML_SCHEMA_FACET_MINLENGTH) || |
| (facetType == XML_SCHEMA_FACET_MAXLENGTH)) { |
| |
| char len[25], actLen[25]; |
| |
| /* FIXME, TODO: What is the max expected string length of the |
| * this value? |
| */ |
| if (nodeType == XML_ATTRIBUTE_NODE) |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' has a length of '%s'; "); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "The value has a length of '%s'; "); |
| |
| snprintf(len, 24, "%lu", xmlSchemaGetFacetValueAsULong(facet)); |
| snprintf(actLen, 24, "%lu", length); |
| |
| if (facetType == XML_SCHEMA_FACET_LENGTH) |
| msg = xmlStrcat(msg, |
| BAD_CAST "this differs from the allowed length of '%s'.\n"); |
| else if (facetType == XML_SCHEMA_FACET_MAXLENGTH) |
| msg = xmlStrcat(msg, |
| BAD_CAST "this exceeds the allowed maximum length of '%s'.\n"); |
| else if (facetType == XML_SCHEMA_FACET_MINLENGTH) |
| msg = xmlStrcat(msg, |
| BAD_CAST "this underruns the allowed minimum length of '%s'.\n"); |
| |
| if (nodeType == XML_ATTRIBUTE_NODE) |
| xmlSchemaErr3(actxt, error, node, (const char *) msg, |
| value, (const xmlChar *) actLen, (const xmlChar *) len); |
| else |
| xmlSchemaErr(actxt, error, node, (const char *) msg, |
| (const xmlChar *) actLen, (const xmlChar *) len); |
| |
| } else if (facetType == XML_SCHEMA_FACET_ENUMERATION) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is not an element " |
| "of the set {%s}.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| xmlSchemaFormatFacetEnumSet(actxt, &str, type)); |
| } else if (facetType == XML_SCHEMA_FACET_PATTERN) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is not accepted " |
| "by the pattern '%s'.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_MININCLUSIVE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is less than the " |
| "minimum value allowed ('%s').\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_MAXINCLUSIVE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is greater than the " |
| "maximum value allowed ('%s').\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_MINEXCLUSIVE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' must be less than " |
| "'%s'.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_MAXEXCLUSIVE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' must be more than " |
| "'%s'.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_TOTALDIGITS) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' has more " |
| "digits than are allowed ('%s').\n"); |
| xmlSchemaErr(actxt, error, node, (const char*) msg, value, |
| facet->value); |
| } else if (facetType == XML_SCHEMA_FACET_FRACTIONDIGITS) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' has more fractional " |
| "digits than are allowed ('%s').\n"); |
| xmlSchemaErr(actxt, error, node, (const char*) msg, value, |
| facet->value); |
| } else if (nodeType == XML_ATTRIBUTE_NODE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is not facet-valid.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, value, NULL); |
| } else { |
| msg = xmlStrcat(msg, BAD_CAST "The value is not facet-valid.\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, NULL, NULL); |
| } |
| } else { |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaErr(actxt, error, node, (const char *) msg, str1, str2); |
| } |
| FREE_AND_NULL(str) |
| xmlFree(msg); |
| } |
| |
| #define VERROR(err, type, msg) \ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, err, NULL, type, msg, NULL, NULL); |
| |
| #define VERROR_INT(func, msg) xmlSchemaInternalErr((xmlSchemaAbstractCtxtPtr) vctxt, func, msg); |
| |
| #define PERROR_INT(func, msg) xmlSchemaInternalErr((xmlSchemaAbstractCtxtPtr) pctxt, func, msg); |
| |
| #define AERROR_INT(func, msg) xmlSchemaInternalErr(actxt, func, msg); |
| |
| |
| /** |
| * xmlSchemaPMissingAttrErr: |
| * @ctxt: the schema validation context |
| * @ownerDes: the designation of the owner |
| * @ownerName: the name of the owner |
| * @ownerItem: the owner as a schema object |
| * @ownerElem: the owner as an element node |
| * @node: the parent element node of the missing attribute node |
| * @type: the corresponding type of the attribute node |
| * |
| * Reports an illegal attribute. |
| */ |
| static void |
| xmlSchemaPMissingAttrErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| const char *message) |
| { |
| xmlChar *des = NULL; |
| |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, ownerElem); |
| |
| if (message != NULL) |
| xmlSchemaPErr(ctxt, ownerElem, error, "%s: %s.\n", BAD_CAST des, BAD_CAST message); |
| else |
| xmlSchemaPErr(ctxt, ownerElem, error, |
| "%s: The attribute '%s' is required but missing.\n", |
| BAD_CAST des, BAD_CAST name); |
| FREE_AND_NULL(des); |
| } |
| |
| |
| /** |
| * xmlSchemaPResCompAttrErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @ownerDes: the designation of the owner |
| * @ownerItem: the owner as a schema object |
| * @ownerElem: the owner as an element node |
| * @name: the name of the attribute holding the QName |
| * @refName: the referenced local name |
| * @refURI: the referenced namespace URI |
| * @message: optional message |
| * |
| * Used to report QName attribute values that failed to resolve |
| * to schema components. |
| */ |
| static void |
| xmlSchemaPResCompAttrErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| const xmlChar *refName, |
| const xmlChar *refURI, |
| xmlSchemaTypeType refType, |
| const char *refTypeStr) |
| { |
| xmlChar *des = NULL, *strA = NULL; |
| |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, ownerElem); |
| if (refTypeStr == NULL) |
| refTypeStr = (const char *) xmlSchemaCompTypeToString(refType); |
| xmlSchemaPErrExt(ctxt, ownerElem, error, |
| NULL, NULL, NULL, |
| "%s, attribute '%s': The QName value '%s' does not resolve to a(n) " |
| "%s.\n", BAD_CAST des, BAD_CAST name, |
| xmlSchemaFormatQName(&strA, refURI, refName), |
| BAD_CAST refTypeStr, NULL); |
| FREE_AND_NULL(des) |
| FREE_AND_NULL(strA) |
| } |
| |
| /** |
| * xmlSchemaPCustomAttrErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @ownerDes: the designation of the owner |
| * @ownerItem: the owner as a schema object |
| * @attr: the illegal attribute node |
| * |
| * Reports an illegal attribute during the parse. |
| */ |
| static void |
| xmlSchemaPCustomAttrErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const char *msg) |
| { |
| xmlChar *des = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, attr->parent); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| xmlSchemaPErrExt(ctxt, (xmlNodePtr) attr, error, NULL, NULL, NULL, |
| "%s, attribute '%s': %s.\n", |
| BAD_CAST des, attr->name, (const xmlChar *) msg, NULL, NULL); |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des); |
| } |
| |
| /** |
| * xmlSchemaPIllegalAttrErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @ownerDes: the designation of the attribute's owner |
| * @ownerItem: the attribute's owner item |
| * @attr: the illegal attribute node |
| * |
| * Reports an illegal attribute during the parse. |
| */ |
| static void |
| xmlSchemaPIllegalAttrErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr) |
| { |
| xmlChar *des = NULL, *strA = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, attr->parent); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, error, |
| "%s: The attribute '%s' is not allowed.\n", BAD_CAST des, |
| xmlSchemaFormatQNameNs(&strA, attr->ns, attr->name)); |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(strA); |
| } |
| |
| /** |
| * xmlSchemaPAquireDes: |
| * @des: the first designation |
| * @itemDes: the second designation |
| * @item: the schema item |
| * @itemElem: the node of the schema item |
| * |
| * Creates a designation for an item. |
| */ |
| static void |
| xmlSchemaPAquireDes(xmlChar **des, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemElem) |
| { |
| if (itemDes == NULL) |
| xmlSchemaFormatItemForReport(des, NULL, item, itemElem); |
| else if (*itemDes == NULL) { |
| xmlSchemaFormatItemForReport(itemDes, NULL, item, itemElem); |
| *des = *itemDes; |
| } else |
| *des = *itemDes; |
| } |
| |
| /** |
| * xmlSchemaPCustomErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @itemDes: the designation of the schema item |
| * @item: the schema item |
| * @itemElem: the node of the schema item |
| * @message: the error message |
| * @str1: an optional param for the error message |
| * @str2: an optional param for the error message |
| * @str3: an optional param for the error message |
| * |
| * Reports an error during parsing. |
| */ |
| static void |
| xmlSchemaPCustomErrExt(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemElem, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2, |
| const xmlChar *str3) |
| { |
| xmlChar *des = NULL, *msg = NULL; |
| |
| xmlSchemaPAquireDes(&des, itemDes, item, itemElem); |
| msg = xmlStrdup(BAD_CAST "%s: "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| if ((itemElem == NULL) && (item != NULL)) |
| itemElem = item->node; |
| xmlSchemaPErrExt(ctxt, itemElem, error, NULL, NULL, NULL, |
| (const char *) msg, BAD_CAST des, str1, str2, str3, NULL); |
| if (itemDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(msg); |
| } |
| |
| /** |
| * xmlSchemaPCustomErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @itemDes: the designation of the schema item |
| * @item: the schema item |
| * @itemElem: the node of the schema item |
| * @message: the error message |
| * @str1: the optional param for the error message |
| * |
| * Reports an error during parsing. |
| */ |
| static void |
| xmlSchemaPCustomErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemElem, |
| const char *message, |
| const xmlChar *str1) |
| { |
| xmlSchemaPCustomErrExt(ctxt, error, itemDes, item, itemElem, message, |
| str1, NULL, NULL); |
| } |
| |
| /** |
| * xmlSchemaPAttrUseErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @itemDes: the designation of the schema type |
| * @item: the schema type |
| * @itemElem: the node of the schema type |
| * @attr: the invalid schema attribute |
| * @message: the error message |
| * @str1: the optional param for the error message |
| * |
| * Reports an attribute use error during parsing. |
| */ |
| static void |
| xmlSchemaPAttrUseErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlSchemaTypePtr item, |
| const xmlSchemaAttributePtr attr, |
| const char *message, |
| const xmlChar *str1) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| xmlSchemaFormatItemForReport(&msg, NULL, item, NULL); |
| msg = xmlStrcat(msg, BAD_CAST ", "); |
| msg = xmlStrcat(msg, |
| BAD_CAST xmlSchemaFormatItemForReport(&str, NULL, |
| (xmlSchemaTypePtr) attr, NULL)); |
| FREE_AND_NULL(str); |
| msg = xmlStrcat(msg, BAD_CAST ": "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaPErr(ctxt, attr->node, error, |
| (const char *) msg, str1, NULL); |
| xmlFree(msg); |
| } |
| |
| /** |
| * xmlSchemaPIllegalFacetAtomicErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @itemDes: the designation of the type |
| * @item: the schema type |
| * @baseItem: the base type of type |
| * @facet: the illegal facet |
| * |
| * Reports an illegal facet for atomic simple types. |
| */ |
| static void |
| xmlSchemaPIllegalFacetAtomicErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlSchemaTypePtr baseItem, |
| xmlSchemaFacetPtr facet) |
| { |
| xmlChar *des = NULL, *strT = NULL; |
| |
| xmlSchemaPAquireDes(&des, itemDes, item, item->node); |
| xmlSchemaPErrExt(ctxt, item->node, error, NULL, NULL, NULL, |
| "%s: The facet '%s' is not allowed on types derived from the " |
| "type %s.\n", |
| BAD_CAST des, xmlSchemaFacetTypeToString(facet->type), |
| xmlSchemaFormatItemForReport(&strT, NULL, baseItem, NULL), |
| NULL, NULL); |
| if (itemDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(strT); |
| } |
| |
| /** |
| * xmlSchemaPIllegalFacetListUnionErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @itemDes: the designation of the schema item involved |
| * @item: the schema item involved |
| * @facet: the illegal facet |
| * |
| * Reports an illegal facet for <list> and <union>. |
| */ |
| static void |
| xmlSchemaPIllegalFacetListUnionErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlSchemaFacetPtr facet) |
| { |
| xmlChar *des = NULL, *strT = NULL; |
| |
| xmlSchemaPAquireDes(&des, itemDes, item, item->node); |
| xmlSchemaPErr(ctxt, item->node, error, |
| "%s: The facet '%s' is not allowed.\n", |
| BAD_CAST des, xmlSchemaFacetTypeToString(facet->type)); |
| if (itemDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(strT); |
| } |
| |
| /** |
| * xmlSchemaPMutualExclAttrErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @elemDes: the designation of the parent element node |
| * @attr: the bad attribute node |
| * @type: the corresponding type of the attribute node |
| * |
| * Reports an illegal attribute. |
| */ |
| static void |
| xmlSchemaPMutualExclAttrErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const char *name1, |
| const char *name2) |
| { |
| xmlChar *des = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, attr->parent); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| xmlSchemaPErrExt(ctxt, (xmlNodePtr) attr, error, NULL, NULL, NULL, |
| "%s: The attributes '%s' and '%s' are mutually exclusive.\n", |
| BAD_CAST des, BAD_CAST name1, BAD_CAST name2, NULL, NULL); |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des) |
| } |
| |
| /** |
| * xmlSchemaPSimpleTypeErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @type: the type specifier |
| * @ownerDes: the designation of the owner |
| * @ownerItem: the schema object if existent |
| * @node: the validated node |
| * @value: the validated value |
| * |
| * Reports a simple type validation error. |
| * TODO: Should this report the value of an element as well? |
| */ |
| static void |
| xmlSchemaPSimpleTypeErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlSchemaTypePtr ownerItem ATTRIBUTE_UNUSED, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *expected, |
| const xmlChar *value, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *msg = NULL; |
| |
| xmlSchemaFormatNodeForError(&msg, (xmlSchemaAbstractCtxtPtr) ctxt, node); |
| if (message == NULL) { |
| /* |
| * Use default messages. |
| */ |
| if (type != NULL) { |
| if (node->type == XML_ATTRIBUTE_NODE) |
| msg = xmlStrcat(msg, BAD_CAST "'%s' is not a valid value of "); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "The character content is not a " |
| "valid value of "); |
| if (! xmlSchemaIsGlobalItem(type)) |
| msg = xmlStrcat(msg, BAD_CAST "the local "); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "the "); |
| |
| if (VARIETY_ATOMIC(type)) |
| msg = xmlStrcat(msg, BAD_CAST "atomic type"); |
| else if (VARIETY_LIST(type)) |
| msg = xmlStrcat(msg, BAD_CAST "list type"); |
| else if (VARIETY_UNION(type)) |
| msg = xmlStrcat(msg, BAD_CAST "union type"); |
| |
| if (xmlSchemaIsGlobalItem(type)) { |
| xmlChar *str = NULL; |
| msg = xmlStrcat(msg, BAD_CAST " '"); |
| if (type->builtInType != 0) { |
| msg = xmlStrcat(msg, BAD_CAST "xs:"); |
| msg = xmlStrcat(msg, type->name); |
| } else |
| msg = xmlStrcat(msg, |
| xmlSchemaFormatQName(&str, |
| type->targetNamespace, type->name)); |
| msg = xmlStrcat(msg, BAD_CAST "'."); |
| FREE_AND_NULL(str); |
| } |
| } else { |
| if (node->type == XML_ATTRIBUTE_NODE) |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is not valid."); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "The character content is not " |
| "valid."); |
| } |
| if (expected) { |
| msg = xmlStrcat(msg, BAD_CAST " Expected is '"); |
| msg = xmlStrcat(msg, BAD_CAST expected); |
| msg = xmlStrcat(msg, BAD_CAST "'.\n"); |
| } else |
| msg = xmlStrcat(msg, BAD_CAST "\n"); |
| if (node->type == XML_ATTRIBUTE_NODE) |
| xmlSchemaPErr(ctxt, node, error, (const char *) msg, value, NULL); |
| else |
| xmlSchemaPErr(ctxt, node, error, (const char *) msg, NULL, NULL); |
| } else { |
| xmlSchemaPErrExt(ctxt, node, error, NULL, NULL, NULL, |
| "%s%s.\n", msg, BAD_CAST message, str1, str2, NULL); |
| } |
| /* Cleanup. */ |
| FREE_AND_NULL(msg) |
| } |
| |
| /** |
| * xmlSchemaPContentErr: |
| * @ctxt: the schema parser context |
| * @error: the error code |
| * @onwerDes: the designation of the holder of the content |
| * @ownerItem: the owner item of the holder of the content |
| * @ownerElem: the node of the holder of the content |
| * @child: the invalid child node |
| * @message: the optional error message |
| * @content: the optional string describing the correct content |
| * |
| * Reports an error concerning the content of a schema element. |
| */ |
| static void |
| xmlSchemaPContentErr(xmlSchemaParserCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| xmlNodePtr child, |
| const char *message, |
| const char *content) |
| { |
| xmlChar *des = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, ownerElem); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, ownerElem); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| if (message != NULL) |
| xmlSchemaPErr2(ctxt, ownerElem, child, error, |
| "%s: %s.\n", |
| BAD_CAST des, BAD_CAST message); |
| else { |
| if (content != NULL) { |
| xmlSchemaPErr2(ctxt, ownerElem, child, error, |
| "%s: The content is not valid. Expected is %s.\n", |
| BAD_CAST des, BAD_CAST content); |
| } else { |
| xmlSchemaPErr2(ctxt, ownerElem, child, error, |
| "%s: The content is not valid.\n", |
| BAD_CAST des, NULL); |
| } |
| } |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des) |
| } |
| |
| /************************************************************************ |
| * * |
| * Streamable error functions * |
| * * |
| ************************************************************************/ |
| |
| |
| |
| |
| /************************************************************************ |
| * * |
| * Validation helper functions * |
| * * |
| ************************************************************************/ |
| |
| |
| /************************************************************************ |
| * * |
| * Allocation functions * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaNewSchemaForParserCtxt: |
| * @ctxt: a schema validation context |
| * |
| * Allocate a new Schema structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| static xmlSchemaPtr |
| xmlSchemaNewSchema(xmlSchemaParserCtxtPtr ctxt) |
| { |
| xmlSchemaPtr ret; |
| |
| ret = (xmlSchemaPtr) xmlMalloc(sizeof(xmlSchema)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating schema", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchema)); |
| ret->dict = ctxt->dict; |
| xmlDictReference(ret->dict); |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewSchema: |
| * @ctxt: a schema validation context |
| * |
| * Allocate a new Schema structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| static xmlSchemaAssemblePtr |
| xmlSchemaNewAssemble(void) |
| { |
| xmlSchemaAssemblePtr ret; |
| |
| ret = (xmlSchemaAssemblePtr) xmlMalloc(sizeof(xmlSchemaAssemble)); |
| if (ret == NULL) { |
| /* xmlSchemaPErrMemory(ctxt, "allocating assemble info", NULL); */ |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaAssemble)); |
| ret->items = NULL; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewFacet: |
| * |
| * Allocate a new Facet structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| xmlSchemaFacetPtr |
| xmlSchemaNewFacet(void) |
| { |
| xmlSchemaFacetPtr ret; |
| |
| ret = (xmlSchemaFacetPtr) xmlMalloc(sizeof(xmlSchemaFacet)); |
| if (ret == NULL) { |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaFacet)); |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewAnnot: |
| * @ctxt: a schema validation context |
| * @node: a node |
| * |
| * Allocate a new annotation structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| static xmlSchemaAnnotPtr |
| xmlSchemaNewAnnot(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlSchemaAnnotPtr ret; |
| |
| ret = (xmlSchemaAnnotPtr) xmlMalloc(sizeof(xmlSchemaAnnot)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating annotation", node); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaAnnot)); |
| ret->content = node; |
| return (ret); |
| } |
| |
| static xmlSchemaItemListPtr |
| xmlSchemaNewItemList(void) |
| { |
| xmlSchemaItemListPtr ret; |
| |
| ret = xmlMalloc(sizeof(xmlSchemaItemList)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "allocating an item list structure", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaItemList)); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddElementSubstitutionMember: |
| * @pctxt: a schema parser context |
| * @head: the head of the substitution group |
| * @member: the new member of the substitution group |
| * |
| * Allocate a new annotation structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| static int |
| xmlSchemaAddElementSubstitutionMember(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaElementPtr head, |
| xmlSchemaElementPtr member) |
| { |
| xmlSchemaSubstGroupPtr substGroup; |
| |
| if (pctxt == NULL) |
| return (-1); |
| |
| if (pctxt->substGroups == NULL) { |
| pctxt->substGroups = xmlHashCreateDict(10, pctxt->dict); |
| if (pctxt->substGroups == NULL) |
| return (-1); |
| } |
| substGroup = xmlHashLookup2(pctxt->substGroups, head->name, |
| head->targetNamespace); |
| if (substGroup == NULL) { |
| int res; |
| |
| substGroup = (xmlSchemaSubstGroupPtr) xmlMalloc(sizeof(xmlSchemaSubstGroup)); |
| if (substGroup == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "xmlSchemaAddElementSubstitution, allocating a substitution " |
| "group container", |
| NULL); |
| return (-1); |
| } |
| substGroup->members = xmlSchemaNewItemList(); |
| if (substGroup->members == NULL) { |
| xmlFree(substGroup); |
| return (-1); |
| } |
| substGroup->head = head; |
| |
| res = xmlHashAddEntry2(pctxt->substGroups, |
| head->name, head->targetNamespace, substGroup); |
| if (res != 0) { |
| xmlFree(substGroup->members); |
| xmlFree(substGroup); |
| xmlSchemaPErr(pctxt, member->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaAddElementSubstitution, " |
| "failed to add a new substitution group container for " |
| "'%s'.\n", head->name, NULL); |
| return (-1); |
| } |
| } |
| if (substGroup->members->items == NULL) { |
| substGroup->members->items = (void **) xmlMalloc( |
| 5 * sizeof(xmlSchemaElementPtr)); |
| if (substGroup->members->items == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "allocating list of substitution group members", NULL); |
| return (-1); |
| } |
| substGroup->members->sizeItems = 5; |
| } else if (substGroup->members->sizeItems <= |
| substGroup->members->nbItems) { |
| substGroup->members->sizeItems *= 2; |
| substGroup->members->items = (void **) xmlRealloc( |
| substGroup->members->items, |
| substGroup->members->sizeItems * sizeof(xmlSchemaElementPtr)); |
| if (substGroup->members->items == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "re-allocating list of substitution group members", NULL); |
| substGroup->members->sizeItems = 0; |
| return (-1); |
| } |
| } |
| ((xmlSchemaElementPtr *) substGroup->members->items) |
| [substGroup->members->nbItems++] = (void *) member; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaGetElementSubstitutionGroup: |
| * @pctxt: a schema parser context |
| * @head: the head of the substitution group |
| * @member: the new member of the substitution group |
| * |
| * Allocate a new annotation structure. |
| * |
| * Returns the newly allocated structure or NULL in case or error |
| */ |
| static xmlSchemaSubstGroupPtr |
| xmlSchemaGetElementSubstitutionGroup(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaElementPtr head) |
| { |
| if (pctxt == NULL) |
| return (NULL); |
| |
| if (pctxt->substGroups == NULL) |
| return (NULL); |
| |
| return ((xmlSchemaSubstGroupPtr) xmlHashLookup2(pctxt->substGroups, |
| head->name, head->targetNamespace)); |
| } |
| |
| /** |
| * xmlSchemaFreeItemList: |
| * @annot: a schema type structure |
| * |
| * Deallocate a annotation structure |
| */ |
| static void |
| xmlSchemaFreeItemList(xmlSchemaItemListPtr list) |
| { |
| if (list == NULL) |
| return; |
| if (list->items != NULL) |
| xmlFree(list->items); |
| xmlFree(list); |
| } |
| |
| /** |
| * xmlSchemaFreeAnnot: |
| * @annot: a schema type structure |
| * |
| * Deallocate a annotation structure |
| */ |
| static void |
| xmlSchemaFreeAnnot(xmlSchemaAnnotPtr annot) |
| { |
| if (annot == NULL) |
| return; |
| xmlFree(annot); |
| } |
| |
| /** |
| * xmlSchemaFreeImport: |
| * @import: a schema import structure |
| * |
| * Deallocate an import structure |
| */ |
| static void |
| xmlSchemaFreeImport(xmlSchemaImportPtr import) |
| { |
| if (import == NULL) |
| return; |
| |
| xmlSchemaFree(import->schema); |
| xmlFreeDoc(import->doc); |
| xmlFree(import); |
| } |
| |
| /** |
| * xmlSchemaFreeInclude: |
| * @include: a schema include structure |
| * |
| * Deallocate an include structure |
| */ |
| static void |
| xmlSchemaFreeInclude(xmlSchemaIncludePtr include) |
| { |
| if (include == NULL) |
| return; |
| |
| xmlFreeDoc(include->doc); |
| xmlFree(include); |
| } |
| |
| /** |
| * xmlSchemaFreeIncludeList: |
| * @includes: a schema include list |
| * |
| * Deallocate an include structure |
| */ |
| static void |
| xmlSchemaFreeIncludeList(xmlSchemaIncludePtr includes) |
| { |
| xmlSchemaIncludePtr next; |
| |
| while (includes != NULL) { |
| next = includes->next; |
| xmlSchemaFreeInclude(includes); |
| includes = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaFreeNotation: |
| * @schema: a schema notation structure |
| * |
| * Deallocate a Schema Notation structure. |
| */ |
| static void |
| xmlSchemaFreeNotation(xmlSchemaNotationPtr nota) |
| { |
| if (nota == NULL) |
| return; |
| xmlFree(nota); |
| } |
| |
| /** |
| * xmlSchemaFreeAttribute: |
| * @schema: a schema attribute structure |
| * |
| * Deallocate a Schema Attribute structure. |
| */ |
| static void |
| xmlSchemaFreeAttribute(xmlSchemaAttributePtr attr) |
| { |
| if (attr == NULL) |
| return; |
| if (attr->annot != NULL) |
| xmlSchemaFreeAnnot(attr->annot); |
| if (attr->defVal != NULL) |
| xmlSchemaFreeValue(attr->defVal); |
| xmlFree(attr); |
| } |
| |
| /** |
| * xmlSchemaFreeWildcardNsSet: |
| * set: a schema wildcard namespace |
| * |
| * Deallocates a list of wildcard constraint structures. |
| */ |
| static void |
| xmlSchemaFreeWildcardNsSet(xmlSchemaWildcardNsPtr set) |
| { |
| xmlSchemaWildcardNsPtr next; |
| |
| while (set != NULL) { |
| next = set->next; |
| xmlFree(set); |
| set = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaFreeWildcard: |
| * @wildcard: a wildcard structure |
| * |
| * Deallocates a wildcard structure. |
| */ |
| void |
| xmlSchemaFreeWildcard(xmlSchemaWildcardPtr wildcard) |
| { |
| if (wildcard == NULL) |
| return; |
| if (wildcard->annot != NULL) |
| xmlSchemaFreeAnnot(wildcard->annot); |
| if (wildcard->nsSet != NULL) |
| xmlSchemaFreeWildcardNsSet(wildcard->nsSet); |
| if (wildcard->negNsSet != NULL) |
| xmlFree(wildcard->negNsSet); |
| xmlFree(wildcard); |
| } |
| |
| /** |
| * xmlSchemaFreeAttributeGroup: |
| * @schema: a schema attribute group structure |
| * |
| * Deallocate a Schema Attribute Group structure. |
| */ |
| static void |
| xmlSchemaFreeAttributeGroup(xmlSchemaAttributeGroupPtr attr) |
| { |
| if (attr == NULL) |
| return; |
| if (attr->annot != NULL) |
| xmlSchemaFreeAnnot(attr->annot); |
| xmlFree(attr); |
| } |
| |
| /** |
| * xmlSchemaFreeAttributeUseList: |
| * @attrUse: an attribute link |
| * |
| * Deallocate a list of schema attribute uses. |
| */ |
| static void |
| xmlSchemaFreeAttributeUseList(xmlSchemaAttributeLinkPtr attrUse) |
| { |
| xmlSchemaAttributeLinkPtr next; |
| |
| while (attrUse != NULL) { |
| next = attrUse->next; |
| xmlFree(attrUse); |
| attrUse = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaFreeQNameRef: |
| * @item: a QName reference structure |
| * |
| * Deallocatea a QName reference structure. |
| */ |
| static void |
| xmlSchemaFreeQNameRef(xmlSchemaQNameRefPtr item) |
| { |
| xmlFree(item); |
| } |
| |
| /** |
| * xmlSchemaFreeQNameRef: |
| * @item: a QName reference structure |
| * |
| * Deallocatea a QName reference structure. |
| */ |
| static void |
| xmlSchemaFreeSubstGroup(xmlSchemaSubstGroupPtr item) |
| { |
| if (item == NULL) |
| return; |
| if (item->members != NULL) |
| xmlSchemaFreeItemList(item->members); |
| xmlFree(item); |
| } |
| |
| static int |
| xmlSchemaAddVolatile(xmlSchemaPtr schema, |
| xmlSchemaBasicItemPtr item) |
| { |
| xmlSchemaItemListPtr list; |
| |
| if (schema->volatiles == NULL) { |
| schema->volatiles = (void *) xmlSchemaNewItemList(); |
| if (schema->volatiles == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "allocating list of volatiles", NULL); |
| return (-1); |
| } |
| } |
| list = (xmlSchemaItemListPtr) schema->volatiles; |
| if (list->items == NULL) { |
| list->items = (void **) xmlMalloc( |
| 20 * sizeof(xmlSchemaBasicItemPtr)); |
| if (list->items == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "allocating new volatile item buffer", NULL); |
| return (-1); |
| } |
| list->sizeItems = 20; |
| } else if (list->sizeItems <= list->nbItems) { |
| list->sizeItems *= 2; |
| list->items = (void **) xmlRealloc(list->items, |
| list->sizeItems * sizeof(xmlSchemaTypePtr)); |
| if (list->items == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "growing volatile item buffer", NULL); |
| list->sizeItems = 0; |
| return (-1); |
| } |
| } |
| ((xmlSchemaBasicItemPtr *) list->items)[list->nbItems++] = (void *) item; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaFreeTypeLinkList: |
| * @alink: a type link |
| * |
| * Deallocate a list of types. |
| */ |
| static void |
| xmlSchemaFreeTypeLinkList(xmlSchemaTypeLinkPtr link) |
| { |
| xmlSchemaTypeLinkPtr next; |
| |
| while (link != NULL) { |
| next = link->next; |
| xmlFree(link); |
| link = next; |
| } |
| } |
| |
| static void |
| xmlSchemaFreeIDCStateObjList(xmlSchemaIDCStateObjPtr sto) |
| { |
| xmlSchemaIDCStateObjPtr next; |
| while (sto != NULL) { |
| next = sto->next; |
| if (sto->history != NULL) |
| xmlFree(sto->history); |
| if (sto->xpathCtxt != NULL) |
| xmlFreeStreamCtxt((xmlStreamCtxtPtr) sto->xpathCtxt); |
| xmlFree(sto); |
| sto = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaFreeIDC: |
| * @idc: a identity-constraint definition |
| * |
| * Deallocates an identity-constraint definition. |
| */ |
| static void |
| xmlSchemaFreeIDC(xmlSchemaIDCPtr idcDef) |
| { |
| xmlSchemaIDCSelectPtr cur, prev; |
| |
| if (idcDef == NULL) |
| return; |
| if (idcDef->annot != NULL) |
| xmlSchemaFreeAnnot(idcDef->annot); |
| /* Selector */ |
| if (idcDef->selector != NULL) { |
| if (idcDef->selector->xpathComp != NULL) |
| xmlFreePattern((xmlPatternPtr) idcDef->selector->xpathComp); |
| xmlFree(idcDef->selector); |
| } |
| /* Fields */ |
| if (idcDef->fields != NULL) { |
| cur = idcDef->fields; |
| do { |
| prev = cur; |
| cur = cur->next; |
| if (prev->xpathComp != NULL) |
| xmlFreePattern((xmlPatternPtr) prev->xpathComp); |
| xmlFree(prev); |
| } while (cur != NULL); |
| } |
| xmlFree(idcDef); |
| } |
| |
| /** |
| * xmlSchemaFreeElement: |
| * @schema: a schema element structure |
| * |
| * Deallocate a Schema Element structure. |
| */ |
| static void |
| xmlSchemaFreeElement(xmlSchemaElementPtr elem) |
| { |
| if (elem == NULL) |
| return; |
| if (elem->annot != NULL) |
| xmlSchemaFreeAnnot(elem->annot); |
| if (elem->contModel != NULL) |
| xmlRegFreeRegexp(elem->contModel); |
| if (elem->defVal != NULL) |
| xmlSchemaFreeValue(elem->defVal); |
| xmlFree(elem); |
| } |
| |
| /** |
| * xmlSchemaFreeFacet: |
| * @facet: a schema facet structure |
| * |
| * Deallocate a Schema Facet structure. |
| */ |
| void |
| xmlSchemaFreeFacet(xmlSchemaFacetPtr facet) |
| { |
| if (facet == NULL) |
| return; |
| if (facet->val != NULL) |
| xmlSchemaFreeValue(facet->val); |
| if (facet->regexp != NULL) |
| xmlRegFreeRegexp(facet->regexp); |
| if (facet->annot != NULL) |
| xmlSchemaFreeAnnot(facet->annot); |
| xmlFree(facet); |
| } |
| |
| /** |
| * xmlSchemaFreeType: |
| * @type: a schema type structure |
| * |
| * Deallocate a Schema Type structure. |
| */ |
| void |
| xmlSchemaFreeType(xmlSchemaTypePtr type) |
| { |
| if (type == NULL) |
| return; |
| if (type->annot != NULL) |
| xmlSchemaFreeAnnot(type->annot); |
| if (type->facets != NULL) { |
| xmlSchemaFacetPtr facet, next; |
| |
| facet = type->facets; |
| while (facet != NULL) { |
| next = facet->next; |
| xmlSchemaFreeFacet(facet); |
| facet = next; |
| } |
| } |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| if (type->attributeUses != NULL) |
| xmlSchemaFreeAttributeUseList(type->attributeUses); |
| } |
| if (type->memberTypes != NULL) |
| xmlSchemaFreeTypeLinkList(type->memberTypes); |
| if (type->facetSet != NULL) { |
| xmlSchemaFacetLinkPtr next, link; |
| |
| link = type->facetSet; |
| do { |
| next = link->next; |
| xmlFree(link); |
| link = next; |
| } while (link != NULL); |
| } |
| if (type->contModel != NULL) |
| xmlRegFreeRegexp(type->contModel); |
| xmlFree(type); |
| } |
| |
| /** |
| * xmlSchemaFreeModelGroupDef: |
| * @item: a schema model group definition |
| * |
| * Deallocates a schema model group definition. |
| */ |
| static void |
| xmlSchemaFreeModelGroupDef(xmlSchemaModelGroupDefPtr item) |
| { |
| if (item->annot != NULL) |
| xmlSchemaFreeAnnot(item->annot); |
| xmlFree(item); |
| } |
| |
| /** |
| * xmlSchemaFreeModelGroup: |
| * @item: a schema model group |
| * |
| * Deallocates a schema model group structure. |
| */ |
| static void |
| xmlSchemaFreeModelGroup(xmlSchemaModelGroupPtr item) |
| { |
| if (item->annot != NULL) |
| xmlSchemaFreeAnnot(item->annot); |
| xmlFree(item); |
| } |
| |
| /** |
| * xmlSchemaFreeParticle: |
| * @type: a schema type structure |
| * |
| * Deallocate a Schema Type structure. |
| */ |
| static void |
| xmlSchemaFreeParticle(xmlSchemaParticlePtr item) |
| { |
| if (item->annot != NULL) |
| xmlSchemaFreeAnnot(item->annot); |
| xmlFree(item); |
| } |
| |
| /** |
| * xmlSchemaFreeMiscComponents: |
| * @item: a schema component |
| * |
| * Deallocates misc. schema component structures. |
| */ |
| static void |
| xmlSchemaFreeMiscComponents(xmlSchemaTreeItemPtr item) |
| { |
| if (item == NULL) |
| return; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_PARTICLE: |
| xmlSchemaFreeParticle((xmlSchemaParticlePtr) item); |
| return; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: |
| xmlSchemaFreeModelGroup((xmlSchemaModelGroupPtr) item); |
| return; |
| case XML_SCHEMA_TYPE_ANY: |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| xmlSchemaFreeWildcard((xmlSchemaWildcardPtr) item); |
| break; |
| default: |
| /* TODO: This should never be hit. */ |
| TODO |
| return; |
| } |
| } |
| |
| static void |
| xmlSchemaFreeVolatiles(xmlSchemaPtr schema) |
| { |
| if (schema->volatiles == NULL) |
| return; |
| { |
| xmlSchemaItemListPtr list = (xmlSchemaItemListPtr) schema->volatiles; |
| xmlSchemaTreeItemPtr item; |
| int i; |
| |
| for (i = 0; i < list->nbItems; i++) { |
| if (list->items[i] != NULL) { |
| item = (xmlSchemaTreeItemPtr) list->items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_EXTRA_QNAMEREF: |
| xmlSchemaFreeQNameRef((xmlSchemaQNameRefPtr) item); |
| break; |
| default: |
| xmlSchemaFreeMiscComponents(item); |
| } |
| } |
| } |
| xmlSchemaFreeItemList(list); |
| } |
| } |
| /** |
| * xmlSchemaFreeTypeList: |
| * @type: a schema type structure |
| * |
| * Deallocate a Schema Type structure. |
| */ |
| static void |
| xmlSchemaFreeTypeList(xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr next; |
| |
| while (type != NULL) { |
| next = type->redef; |
| xmlSchemaFreeType(type); |
| type = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaFree: |
| * @schema: a schema structure |
| * |
| * Deallocate a Schema structure. |
| */ |
| void |
| xmlSchemaFree(xmlSchemaPtr schema) |
| { |
| if (schema == NULL) |
| return; |
| |
| if (schema->volatiles != NULL) |
| xmlSchemaFreeVolatiles(schema); |
| if (schema->notaDecl != NULL) |
| xmlHashFree(schema->notaDecl, |
| (xmlHashDeallocator) xmlSchemaFreeNotation); |
| if (schema->attrDecl != NULL) |
| xmlHashFree(schema->attrDecl, |
| (xmlHashDeallocator) xmlSchemaFreeAttribute); |
| if (schema->attrgrpDecl != NULL) |
| xmlHashFree(schema->attrgrpDecl, |
| (xmlHashDeallocator) xmlSchemaFreeAttributeGroup); |
| if (schema->elemDecl != NULL) |
| xmlHashFree(schema->elemDecl, |
| (xmlHashDeallocator) xmlSchemaFreeElement); |
| if (schema->typeDecl != NULL) |
| xmlHashFree(schema->typeDecl, |
| (xmlHashDeallocator) xmlSchemaFreeTypeList); |
| if (schema->groupDecl != NULL) |
| xmlHashFree(schema->groupDecl, |
| (xmlHashDeallocator) xmlSchemaFreeModelGroupDef); |
| if (schema->idcDef != NULL) |
| xmlHashFree(schema->idcDef, |
| (xmlHashDeallocator) xmlSchemaFreeIDC); |
| if (schema->schemasImports != NULL) |
| xmlHashFree(schema->schemasImports, |
| (xmlHashDeallocator) xmlSchemaFreeImport); |
| if (schema->includes != NULL) { |
| xmlSchemaFreeIncludeList((xmlSchemaIncludePtr) schema->includes); |
| } |
| if (schema->annot != NULL) |
| xmlSchemaFreeAnnot(schema->annot); |
| if (schema->doc != NULL && !schema->preserve) |
| xmlFreeDoc(schema->doc); |
| xmlDictFree(schema->dict); |
| xmlFree(schema); |
| } |
| |
| /************************************************************************ |
| * * |
| * Debug functions * |
| * * |
| ************************************************************************/ |
| |
| #ifdef LIBXML_OUTPUT_ENABLED |
| |
| /** |
| * xmlSchemaElementDump: |
| * @elem: an element |
| * @output: the file output |
| * |
| * Dump the element |
| */ |
| static void |
| xmlSchemaElementDump(xmlSchemaElementPtr elem, FILE * output, |
| const xmlChar * name ATTRIBUTE_UNUSED, |
| const xmlChar * namespace ATTRIBUTE_UNUSED, |
| const xmlChar * context ATTRIBUTE_UNUSED) |
| { |
| if (elem == NULL) |
| return; |
| |
| if (elem->flags & XML_SCHEMAS_ELEM_REF) { |
| fprintf(output, "Particle: %s", name); |
| fprintf(output, ", term element: %s", elem->ref); |
| if (elem->refNs != NULL) |
| fprintf(output, " ns %s", elem->refNs); |
| } else { |
| fprintf(output, "Element"); |
| if (elem->flags & XML_SCHEMAS_ELEM_GLOBAL) |
| fprintf(output, " (global)"); |
| fprintf(output, ": %s ", elem->name); |
| if (namespace != NULL) |
| fprintf(output, "ns %s", namespace); |
| } |
| fprintf(output, "\n"); |
| if ((elem->minOccurs != 1) || (elem->maxOccurs != 1)) { |
| fprintf(output, " min %d ", elem->minOccurs); |
| if (elem->maxOccurs >= UNBOUNDED) |
| fprintf(output, "max: unbounded\n"); |
| else if (elem->maxOccurs != 1) |
| fprintf(output, "max: %d\n", elem->maxOccurs); |
| else |
| fprintf(output, "\n"); |
| } |
| /* |
| * Misc other properties. |
| */ |
| if ((elem->flags & XML_SCHEMAS_ELEM_NILLABLE) || |
| (elem->flags & XML_SCHEMAS_ELEM_ABSTRACT) || |
| (elem->flags & XML_SCHEMAS_ELEM_FIXED) || |
| (elem->flags & XML_SCHEMAS_ELEM_DEFAULT) || |
| (elem->id != NULL)) { |
| fprintf(output, " props: "); |
| if (elem->flags & XML_SCHEMAS_ELEM_FIXED) |
| fprintf(output, "[fixed] "); |
| if (elem->flags & XML_SCHEMAS_ELEM_DEFAULT) |
| fprintf(output, "[default] "); |
| if (elem->flags & XML_SCHEMAS_ELEM_ABSTRACT) |
| fprintf(output, "[abstract] "); |
| if (elem->flags & XML_SCHEMAS_ELEM_NILLABLE) |
| fprintf(output, "[nillable] "); |
| if (elem->id != NULL) |
| fprintf(output, "[id: '%s'] ", elem->id); |
| fprintf(output, "\n"); |
| } |
| /* |
| * Default/fixed value. |
| */ |
| if (elem->value != NULL) |
| fprintf(output, " value: '%s'\n", elem->value); |
| /* |
| * Type. |
| */ |
| if (elem->namedType != NULL) { |
| fprintf(output, " type: %s ", elem->namedType); |
| if (elem->namedTypeNs != NULL) |
| fprintf(output, "ns %s\n", elem->namedTypeNs); |
| else |
| fprintf(output, "\n"); |
| } |
| /* |
| * Substitution group. |
| */ |
| if (elem->substGroup != NULL) { |
| fprintf(output, " substitutionGroup: %s ", elem->substGroup); |
| if (elem->substGroupNs != NULL) |
| fprintf(output, "ns %s\n", elem->substGroupNs); |
| else |
| fprintf(output, "\n"); |
| } |
| } |
| |
| /** |
| * xmlSchemaAnnotDump: |
| * @output: the file output |
| * @annot: a annotation |
| * |
| * Dump the annotation |
| */ |
| static void |
| xmlSchemaAnnotDump(FILE * output, xmlSchemaAnnotPtr annot) |
| { |
| xmlChar *content; |
| |
| if (annot == NULL) |
| return; |
| |
| content = xmlNodeGetContent(annot->content); |
| if (content != NULL) { |
| fprintf(output, " Annot: %s\n", content); |
| xmlFree(content); |
| } else |
| fprintf(output, " Annot: empty\n"); |
| } |
| |
| /** |
| * xmlSchemaTypeDump: |
| * @output: the file output |
| * @type: a type structure |
| * |
| * Dump a SchemaType structure |
| */ |
| static void |
| xmlSchemaContentModelDump(xmlSchemaParticlePtr particle, FILE * output, int depth) |
| { |
| xmlChar *str = NULL; |
| xmlSchemaTreeItemPtr term; |
| char shift[100]; |
| int i; |
| |
| if (particle == NULL) |
| return; |
| for (i = 0;((i < depth) && (i < 25));i++) |
| shift[2 * i] = shift[2 * i + 1] = ' '; |
| shift[2 * i] = shift[2 * i + 1] = 0; |
| fprintf(output, shift); |
| if (particle->children == NULL) { |
| fprintf(output, "MISSING particle term\n"); |
| return; |
| } |
| term = particle->children; |
| switch (term->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: |
| fprintf(output, "ELEM '%s'", xmlSchemaFormatQName(&str, |
| ((xmlSchemaElementPtr)term)->targetNamespace, |
| ((xmlSchemaElementPtr)term)->name)); |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| fprintf(output, "SEQUENCE"); |
| break; |
| case XML_SCHEMA_TYPE_CHOICE: |
| fprintf(output, "CHOICE"); |
| break; |
| case XML_SCHEMA_TYPE_ALL: |
| fprintf(output, "ALL"); |
| break; |
| case XML_SCHEMA_TYPE_ANY: |
| fprintf(output, "ANY"); |
| break; |
| default: |
| fprintf(output, "UNKNOWN\n"); |
| return; |
| } |
| if (particle->minOccurs != 1) |
| fprintf(output, " min: %d", particle->minOccurs); |
| if (particle->maxOccurs >= UNBOUNDED) |
| fprintf(output, " max: unbounded"); |
| else if (particle->maxOccurs != 1) |
| fprintf(output, " max: %d", particle->maxOccurs); |
| fprintf(output, "\n"); |
| if (((term->type == XML_SCHEMA_TYPE_SEQUENCE) || |
| (term->type == XML_SCHEMA_TYPE_CHOICE) || |
| (term->type == XML_SCHEMA_TYPE_ALL)) && |
| (term->children != NULL)) { |
| xmlSchemaContentModelDump((xmlSchemaParticlePtr) term->children, |
| output, depth +1); |
| } |
| if (particle->next != NULL) |
| xmlSchemaContentModelDump((xmlSchemaParticlePtr) particle->next, |
| output, depth); |
| } |
| /** |
| * xmlSchemaTypeDump: |
| * @output: the file output |
| * @type: a type structure |
| * |
| * Dump a SchemaType structure |
| */ |
| static void |
| xmlSchemaTypeDump(xmlSchemaTypePtr type, FILE * output) |
| { |
| if (type == NULL) { |
| fprintf(output, "Type: NULL\n"); |
| return; |
| } |
| fprintf(output, "Type: "); |
| if (type->name != NULL) |
| fprintf(output, "%s ", type->name); |
| else |
| fprintf(output, "no name "); |
| if (type->targetNamespace != NULL) |
| fprintf(output, "ns %s ", type->targetNamespace); |
| switch (type->type) { |
| case XML_SCHEMA_TYPE_BASIC: |
| fprintf(output, "[basic] "); |
| break; |
| case XML_SCHEMA_TYPE_SIMPLE: |
| fprintf(output, "[simple] "); |
| break; |
| case XML_SCHEMA_TYPE_COMPLEX: |
| fprintf(output, "[complex] "); |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| fprintf(output, "[sequence] "); |
| break; |
| case XML_SCHEMA_TYPE_CHOICE: |
| fprintf(output, "[choice] "); |
| break; |
| case XML_SCHEMA_TYPE_ALL: |
| fprintf(output, "[all] "); |
| break; |
| case XML_SCHEMA_TYPE_UR: |
| fprintf(output, "[ur] "); |
| break; |
| case XML_SCHEMA_TYPE_RESTRICTION: |
| fprintf(output, "[restriction] "); |
| break; |
| case XML_SCHEMA_TYPE_EXTENSION: |
| fprintf(output, "[extension] "); |
| break; |
| default: |
| fprintf(output, "[unknown type %d] ", type->type); |
| break; |
| } |
| fprintf(output, "content: "); |
| switch (type->contentType) { |
| case XML_SCHEMA_CONTENT_UNKNOWN: |
| fprintf(output, "[unknown] "); |
| break; |
| case XML_SCHEMA_CONTENT_EMPTY: |
| fprintf(output, "[empty] "); |
| break; |
| case XML_SCHEMA_CONTENT_ELEMENTS: |
| fprintf(output, "[element] "); |
| break; |
| case XML_SCHEMA_CONTENT_MIXED: |
| fprintf(output, "[mixed] "); |
| break; |
| case XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS: |
| /* not used. */ |
| break; |
| case XML_SCHEMA_CONTENT_BASIC: |
| fprintf(output, "[basic] "); |
| break; |
| case XML_SCHEMA_CONTENT_SIMPLE: |
| fprintf(output, "[simple] "); |
| break; |
| case XML_SCHEMA_CONTENT_ANY: |
| fprintf(output, "[any] "); |
| break; |
| } |
| fprintf(output, "\n"); |
| if (type->base != NULL) { |
| fprintf(output, " base type: %s", type->base); |
| if (type->baseNs != NULL) |
| fprintf(output, " ns %s\n", type->baseNs); |
| else |
| fprintf(output, "\n"); |
| } |
| if (type->annot != NULL) |
| xmlSchemaAnnotDump(output, type->annot); |
| #ifdef DUMP_CONTENT_MODEL |
| if ((type->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (type->subtypes != NULL)) { |
| xmlSchemaContentModelDump((xmlSchemaParticlePtr) type->subtypes, |
| output, 1); |
| } |
| #endif |
| } |
| |
| /** |
| * xmlSchemaDump: |
| * @output: the file output |
| * @schema: a schema structure |
| * |
| * Dump a Schema structure. |
| */ |
| void |
| xmlSchemaDump(FILE * output, xmlSchemaPtr schema) |
| { |
| if (output == NULL) |
| return; |
| if (schema == NULL) { |
| fprintf(output, "Schemas: NULL\n"); |
| return; |
| } |
| fprintf(output, "Schemas: "); |
| if (schema->name != NULL) |
| fprintf(output, "%s, ", schema->name); |
| else |
| fprintf(output, "no name, "); |
| if (schema->targetNamespace != NULL) |
| fprintf(output, "%s", (const char *) schema->targetNamespace); |
| else |
| fprintf(output, "no target namespace"); |
| fprintf(output, "\n"); |
| if (schema->annot != NULL) |
| xmlSchemaAnnotDump(output, schema->annot); |
| |
| xmlHashScan(schema->typeDecl, (xmlHashScanner) xmlSchemaTypeDump, |
| output); |
| xmlHashScanFull(schema->elemDecl, |
| (xmlHashScannerFull) xmlSchemaElementDump, output); |
| } |
| |
| #ifdef DEBUG_IDC |
| /** |
| * xmlSchemaDebugDumpIDCTable: |
| * @vctxt: the WXS validation context |
| * |
| * Displays the current IDC table for debug purposes. |
| */ |
| static void |
| xmlSchemaDebugDumpIDCTable(FILE * output, |
| const xmlChar *namespaceName, |
| const xmlChar *localName, |
| xmlSchemaPSVIIDCBindingPtr bind) |
| { |
| xmlChar *str = NULL, *value; |
| xmlSchemaPSVIIDCNodePtr tab; |
| xmlSchemaPSVIIDCKeyPtr key; |
| int i, j, res; |
| |
| fprintf(output, "IDC: TABLES on %s\n", |
| xmlSchemaFormatQName(&str, namespaceName, localName)); |
| FREE_AND_NULL(str) |
| |
| if (bind == NULL) |
| return; |
| do { |
| fprintf(output, "IDC: BINDING %s\n", |
| xmlSchemaFormatQName(&str, bind->definition->targetNamespace, |
| bind->definition->name)); |
| FREE_AND_NULL(str) |
| for (i = 0; i < bind->nbNodes; i++) { |
| tab = bind->nodeTable[i]; |
| fprintf(output, " ( "); |
| for (j = 0; j < bind->definition->nbFields; j++) { |
| key = tab->keys[j]; |
| if ((key != NULL) && (key->val != NULL)) { |
| res = xmlSchemaGetCanonValue(key->val, &value); |
| if (res >= 0) |
| fprintf(output, "\"%s\" ", value); |
| else |
| fprintf(output, "CANON-VALUE-FAILED "); |
| if (res == 0) |
| FREE_AND_NULL(value) |
| } else if (key != NULL) |
| fprintf(output, "(no val), "); |
| else |
| fprintf(output, "(key missing), "); |
| } |
| fprintf(output, ")\n"); |
| } |
| bind = bind->next; |
| } while (bind != NULL); |
| } |
| #endif /* DEBUG_IDC */ |
| #endif /* LIBXML_OUTPUT_ENABLED */ |
| |
| /************************************************************************ |
| * * |
| * Utilities * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaGetPropNode: |
| * @node: the element node |
| * @name: the name of the attribute |
| * |
| * Seeks an attribute with a name of @name in |
| * no namespace. |
| * |
| * Returns the attribute or NULL if not present. |
| */ |
| static xmlAttrPtr |
| xmlSchemaGetPropNode(xmlNodePtr node, const char *name) |
| { |
| xmlAttrPtr prop; |
| |
| if ((node == NULL) || (name == NULL)) |
| return(NULL); |
| prop = node->properties; |
| while (prop != NULL) { |
| if ((prop->ns == NULL) && xmlStrEqual(prop->name, BAD_CAST name)) |
| return(prop); |
| prop = prop->next; |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaGetPropNodeNs: |
| * @node: the element node |
| * @uri: the uri |
| * @name: the name of the attribute |
| * |
| * Seeks an attribute with a local name of @name and |
| * a namespace URI of @uri. |
| * |
| * Returns the attribute or NULL if not present. |
| */ |
| static xmlAttrPtr |
| xmlSchemaGetPropNodeNs(xmlNodePtr node, const char *uri, const char *name) |
| { |
| xmlAttrPtr prop; |
| |
| if ((node == NULL) || (name == NULL)) |
| return(NULL); |
| prop = node->properties; |
| while (prop != NULL) { |
| if ((prop->ns != NULL) && |
| xmlStrEqual(prop->name, BAD_CAST name) && |
| xmlStrEqual(prop->ns->href, BAD_CAST uri)) |
| return(prop); |
| prop = prop->next; |
| } |
| return (NULL); |
| } |
| |
| static const xmlChar * |
| xmlSchemaGetNodeContent(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlChar *val; |
| const xmlChar *ret; |
| |
| val = xmlNodeGetContent(node); |
| if (val == NULL) |
| val = xmlStrdup((xmlChar *)""); |
| ret = xmlDictLookup(ctxt->dict, val, -1); |
| xmlFree(val); |
| return(ret); |
| } |
| |
| /** |
| * xmlSchemaGetProp: |
| * @ctxt: the parser context |
| * @node: the node |
| * @name: the property name |
| * |
| * Read a attribute value and internalize the string |
| * |
| * Returns the string or NULL if not present. |
| */ |
| static const xmlChar * |
| xmlSchemaGetProp(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, |
| const char *name) |
| { |
| xmlChar *val; |
| const xmlChar *ret; |
| |
| val = xmlGetProp(node, BAD_CAST name); |
| if (val == NULL) |
| return(NULL); |
| ret = xmlDictLookup(ctxt->dict, val, -1); |
| xmlFree(val); |
| return(ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Parsing functions * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaGetElem: |
| * @schema: the schema context |
| * @name: the element name |
| * @ns: the element namespace |
| * |
| * Lookup a global element declaration in the schema. |
| * |
| * Returns the element declaration or NULL if not found. |
| */ |
| static xmlSchemaElementPtr |
| xmlSchemaGetElem(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace) |
| { |
| xmlSchemaElementPtr ret; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| ret = xmlHashLookup2(schema->elemDecl, name, namespace); |
| if ((ret != NULL) && |
| (ret->flags & XML_SCHEMAS_ELEM_GLOBAL)) { |
| return (ret); |
| } else |
| ret = NULL; |
| /* |
| * This one was removed, since top level element declarations have |
| * the target namespace specified in targetNamespace of the <schema> |
| * information element, even if elementFormDefault is "unqualified". |
| */ |
| |
| /* else if ((schema->flags & XML_SCHEMAS_QUALIF_ELEM) == 0) { |
| if (xmlStrEqual(namespace, schema->targetNamespace)) |
| ret = xmlHashLookup2(schema->elemDecl, name, NULL); |
| else |
| ret = xmlHashLookup2(schema->elemDecl, name, namespace); |
| if ((ret != NULL) && |
| ((level == 0) || (ret->flags & XML_SCHEMAS_ELEM_TOPLEVEL))) { |
| return (ret); |
| } |
| */ |
| |
| /* |
| * Removed since imported components will be hold by the main schema only. |
| * |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_NO_NAMESPACE); |
| else |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) { |
| ret = xmlSchemaGetElem(import->schema, name, namespace, level + 1); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_ELEM_GLOBAL)) { |
| return (ret); |
| } else |
| ret = NULL; |
| } |
| */ |
| #ifdef DEBUG |
| if (ret == NULL) { |
| if (namespace == NULL) |
| fprintf(stderr, "Unable to lookup element decl. %s", name); |
| else |
| fprintf(stderr, "Unable to lookup element decl. %s:%s", name, |
| namespace); |
| } |
| #endif |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaGetType: |
| * @schema: the schemas context |
| * @name: the type name |
| * @ns: the type namespace |
| * |
| * Lookup a type in the schemas or the predefined types |
| * |
| * Returns the group definition or NULL if not found. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaGetType(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace) |
| { |
| xmlSchemaTypePtr ret; |
| |
| if (name == NULL) |
| return (NULL); |
| if (schema != NULL) { |
| ret = xmlHashLookup2(schema->typeDecl, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_TYPE_GLOBAL)) |
| return (ret); |
| } |
| ret = xmlSchemaGetPredefinedType(name, namespace); |
| if (ret != NULL) |
| return (ret); |
| /* |
| * Removed, since the imported components will be grafted on the |
| * main schema only. |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_NO_NAMESPACE); |
| else |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) { |
| ret = xmlSchemaGetType(import->schema, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_TYPE_GLOBAL)) { |
| return (ret); |
| } else |
| ret = NULL; |
| } |
| */ |
| #ifdef DEBUG |
| if (ret == NULL) { |
| if (namespace == NULL) |
| fprintf(stderr, "Unable to lookup type %s", name); |
| else |
| fprintf(stderr, "Unable to lookup type %s:%s", name, |
| namespace); |
| } |
| #endif |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaGetAttributeDecl: |
| * @schema: the context of the schema |
| * @name: the name of the attribute |
| * @ns: the target namespace of the attribute |
| * |
| * Lookup a an attribute in the schema or imported schemas |
| * |
| * Returns the attribute declaration or NULL if not found. |
| */ |
| static xmlSchemaAttributePtr |
| xmlSchemaGetAttributeDecl(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace) |
| { |
| xmlSchemaAttributePtr ret; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| |
| ret = xmlHashLookup2(schema->attrDecl, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_ATTR_GLOBAL)) |
| return (ret); |
| else |
| ret = NULL; |
| /* |
| * Removed, since imported components will be hold by the main schema only. |
| * |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_NO_NAMESPACE); |
| else |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) { |
| ret = xmlSchemaGetAttributeDecl(import->schema, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_ATTR_GLOBAL)) { |
| return (ret); |
| } else |
| ret = NULL; |
| } |
| */ |
| #ifdef DEBUG |
| if (ret == NULL) { |
| if (namespace == NULL) |
| fprintf(stderr, "Unable to lookup attribute %s", name); |
| else |
| fprintf(stderr, "Unable to lookup attribute %s:%s", name, |
| namespace); |
| } |
| #endif |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaGetAttributeGroup: |
| * @schema: the context of the schema |
| * @name: the name of the attribute group |
| * @ns: the target namespace of the attribute group |
| * |
| * Lookup a an attribute group in the schema or imported schemas |
| * |
| * Returns the attribute group definition or NULL if not found. |
| */ |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaGetAttributeGroup(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace) |
| { |
| xmlSchemaAttributeGroupPtr ret; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| |
| ret = xmlHashLookup2(schema->attrgrpDecl, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_ATTRGROUP_GLOBAL)) |
| return (ret); |
| else |
| ret = NULL; |
| /* |
| * Removed since imported components will be hold by the main schema only. |
| * |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_NO_NAMESPACE); |
| else |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) { |
| ret = xmlSchemaGetAttributeGroup(import->schema, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_ATTRGROUP_GLOBAL)) |
| return (ret); |
| else |
| ret = NULL; |
| } |
| */ |
| #ifdef DEBUG |
| if (ret == NULL) { |
| if (namespace == NULL) |
| fprintf(stderr, "Unable to lookup attribute group %s", name); |
| else |
| fprintf(stderr, "Unable to lookup attribute group %s:%s", name, |
| namespace); |
| } |
| #endif |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaGetGroup: |
| * @schema: the context of the schema |
| * @name: the name of the group |
| * @ns: the target namespace of the group |
| * |
| * Lookup a group in the schema or imported schemas |
| * |
| * Returns the group definition or NULL if not found. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaGetGroup(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace) |
| { |
| xmlSchemaTypePtr ret; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| ret = xmlHashLookup2(schema->groupDecl, name, namespace); |
| /* |
| * Removed since imported components will be hold by the main schema only. |
| * |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_NO_NAMESPACE); |
| else |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) { |
| ret = xmlSchemaGetGroup(import->schema, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_TYPE_GLOBAL)) |
| return (ret); |
| else |
| ret = NULL; |
| } |
| */ |
| #ifdef DEBUG |
| if (ret == NULL) { |
| if (namespace == NULL) |
| fprintf(stderr, "Unable to lookup group %s", name); |
| else |
| fprintf(stderr, "Unable to lookup group %s:%s", name, |
| namespace); |
| } |
| #endif |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaGetNamedComponent: |
| * @schema: the schema |
| * @name: the name of the group |
| * @ns: the target namespace of the group |
| * |
| * Lookup a group in the schema or imported schemas |
| * |
| * Returns the group definition or NULL if not found. |
| */ |
| static xmlSchemaTreeItemPtr |
| xmlSchemaGetNamedComponent(xmlSchemaPtr schema, |
| xmlSchemaTypeType itemType, |
| const xmlChar *name, |
| const xmlChar *targetNs) |
| { |
| switch (itemType) { |
| case XML_SCHEMA_TYPE_GROUP: |
| return ((xmlSchemaTreeItemPtr) xmlSchemaGetGroup(schema, |
| name, targetNs)); |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return ((xmlSchemaTreeItemPtr) xmlSchemaGetElem(schema, |
| name, targetNs)); |
| default: |
| return (NULL); |
| } |
| } |
| |
| /************************************************************************ |
| * * |
| * Parsing functions * |
| * * |
| ************************************************************************/ |
| |
| #define IS_BLANK_NODE(n) \ |
| (((n)->type == XML_TEXT_NODE) && (xmlSchemaIsBlank((n)->content, -1))) |
| |
| /** |
| * xmlSchemaIsBlank: |
| * @str: a string |
| * @len: the length of the string or -1 |
| * |
| * Check if a string is ignorable |
| * |
| * Returns 1 if the string is NULL or made of blanks chars, 0 otherwise |
| */ |
| static int |
| xmlSchemaIsBlank(xmlChar * str, int len) |
| { |
| if (str == NULL) |
| return (1); |
| if (len < 0) { |
| while (*str != 0) { |
| if (!(IS_BLANK_CH(*str))) |
| return (0); |
| str++; |
| } |
| } else while ((*str != 0) && (len != 0)) { |
| if (!(IS_BLANK_CH(*str))) |
| return (0); |
| str++; |
| len--; |
| } |
| |
| return (1); |
| } |
| |
| /** |
| * xmlSchemaAddAssembledItem: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @item: the item |
| * |
| * Add a item to the schema's list of current items. |
| * This is used if the schema was already constructed and |
| * new schemata need to be added to it. |
| * *WARNING* this interface is highly subject to change. |
| * |
| * Returns 0 if suceeds and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaAddAssembledItem(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr item) |
| { |
| static int growSize = 100; |
| xmlSchemaAssemblePtr ass; |
| |
| ass = ctxt->assemble; |
| if (ass->sizeItems < 0) { |
| /* If disabled. */ |
| return (0); |
| } |
| if (ass->sizeItems <= 0) { |
| ass->items = (void **) xmlMalloc(growSize * sizeof(xmlSchemaTypePtr)); |
| if (ass->items == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "allocating new item buffer", NULL); |
| return (-1); |
| } |
| ass->sizeItems = growSize; |
| } else if (ass->sizeItems <= ass->nbItems) { |
| ass->sizeItems *= 2; |
| ass->items = (void **) xmlRealloc(ass->items, |
| ass->sizeItems * sizeof(xmlSchemaTypePtr)); |
| if (ass->items == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "growing item buffer", NULL); |
| ass->sizeItems = 0; |
| return (-1); |
| } |
| } |
| /* ass->items[ass->nbItems++] = (void *) item; */ |
| ((xmlSchemaTypePtr *) ass->items)[ass->nbItems++] = (void *) item; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaAddNotation: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @name: the item name |
| * |
| * Add an XML schema annotation declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaNotationPtr |
| xmlSchemaAddNotation(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar *name) |
| { |
| xmlSchemaNotationPtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| if (schema->notaDecl == NULL) |
| schema->notaDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->notaDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaNotationPtr) xmlMalloc(sizeof(xmlSchemaNotation)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "add annotation", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaNotation)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| val = xmlHashAddEntry2(schema->notaDecl, name, schema->targetNamespace, |
| ret); |
| if (val != 0) { |
| /* |
| * TODO: This should never happen, since a unique name will be computed. |
| * If it fails, then an other internal error must have occured. |
| */ |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_SCHEMAP_REDEFINED_NOTATION, |
| "Annotation declaration '%s' is already declared.\n", |
| name, NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| |
| /** |
| * xmlSchemaAddAttribute: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @name: the item name |
| * @namespace: the namespace |
| * |
| * Add an XML schema Attrribute declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaAttributePtr |
| xmlSchemaAddAttribute(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar * name, const xmlChar * namespace, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaAttributePtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding attribute %s\n", name); |
| if (namespace != NULL) |
| fprintf(stderr, " target namespace %s\n", namespace); |
| #endif |
| |
| if (schema->attrDecl == NULL) |
| schema->attrDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->attrDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaAttributePtr) xmlMalloc(sizeof(xmlSchemaAttribute)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating attribute", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaAttribute)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| ret->targetNamespace = namespace; |
| val = xmlHashAddEntry3(schema->attrDecl, name, |
| namespace, ctxt->container, ret); |
| if (val != 0) { |
| if (topLevel) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_ATTR, |
| NULL, NULL, node, |
| "A global attribute declaration with the name '%s' does " |
| "already exist", name); |
| xmlFree(ret); |
| return (NULL); |
| } else { |
| char buf[30]; |
| /* |
| * Using the ctxt->container for xmlHashAddEntry3 is ambigious |
| * in the scenario: |
| * 1. multiple top-level complex types have different target |
| * namespaces but have the SAME NAME; this can happen if |
| * schemata are imported |
| * 2. those complex types contain attributes with an equal name |
| * 3. those attributes are in no namespace |
| * We will compute a new context string. |
| */ |
| snprintf(buf, 29, "#aCont%d", ctxt->counter++ + 1); |
| val = xmlHashAddEntry3(schema->attrDecl, name, |
| namespace, xmlDictLookup(ctxt->dict, BAD_CAST buf, -1), ret); |
| |
| if (val != 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, NULL, node, |
| "Internal error: xmlSchemaAddAttribute, " |
| "a dublicate attribute declaration with the name '%s' " |
| "could not be added to the hash.", name); |
| xmlFree(ret); |
| return (NULL); |
| } |
| } |
| } |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) ret); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddAttributeGroup: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @name: the item name |
| * |
| * Add an XML schema Attrribute Group declaration |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaAddAttributeGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, const xmlChar * name, |
| xmlNodePtr node) |
| { |
| xmlSchemaAttributeGroupPtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| if (schema->attrgrpDecl == NULL) |
| schema->attrgrpDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->attrgrpDecl == NULL) |
| return (NULL); |
| |
| ret = |
| (xmlSchemaAttributeGroupPtr) |
| xmlMalloc(sizeof(xmlSchemaAttributeGroup)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating attribute group", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaAttributeGroup)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| val = xmlHashAddEntry3(schema->attrgrpDecl, name, |
| schema->targetNamespace, ctxt->container, ret); |
| if (val != 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_ATTRGROUP, |
| NULL, NULL, node, |
| "A global attribute group definition with the name '%s' does already exist", name); |
| xmlFree(ret); |
| return (NULL); |
| } |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) ret); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddElement: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @name: the type name |
| * @namespace: the type namespace |
| * |
| * Add an XML schema Element declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaElementPtr |
| xmlSchemaAddElement(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar * name, const xmlChar * namespace, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaElementPtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding element %s\n", name); |
| if (namespace != NULL) |
| fprintf(stderr, " target namespace %s\n", namespace); |
| #endif |
| |
| if (schema->elemDecl == NULL) |
| schema->elemDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->elemDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaElementPtr) xmlMalloc(sizeof(xmlSchemaElement)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating element", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaElement)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| val = xmlHashAddEntry3(schema->elemDecl, name, |
| namespace, ctxt->container, ret); |
| if (val != 0) { |
| if (topLevel) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_ELEMENT, |
| NULL, NULL, node, |
| "A global element declaration with the name '%s' does " |
| "already exist", name); |
| xmlFree(ret); |
| return (NULL); |
| } else { |
| char buf[30]; |
| |
| snprintf(buf, 29, "#eCont%d", ctxt->counter++ + 1); |
| val = xmlHashAddEntry3(schema->elemDecl, name, |
| namespace, (xmlChar *) buf, ret); |
| if (val != 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, NULL, node, |
| "Internal error: xmlSchemaAddElement, " |
| "a dublicate element declaration with the name '%s' " |
| "could not be added to the hash.", name); |
| xmlFree(ret); |
| return (NULL); |
| } |
| } |
| |
| } |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) ret); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddType: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @name: the item name |
| * @namespace: the namespace |
| * |
| * Add an XML schema item |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaAddType(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar * name, const xmlChar * namespace, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding type %s\n", name); |
| if (namespace != NULL) |
| fprintf(stderr, " target namespace %s\n", namespace); |
| #endif |
| |
| if (schema->typeDecl == NULL) |
| schema->typeDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->typeDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaTypePtr) xmlMalloc(sizeof(xmlSchemaType)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating type", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaType)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| ret->redef = NULL; |
| val = xmlHashAddEntry2(schema->typeDecl, name, namespace, ret); |
| if (val != 0) { |
| if (ctxt->includes == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_TYPE, |
| NULL, NULL, node, |
| "A global type definition with the name '%s' does already exist", name); |
| xmlFree(ret); |
| return (NULL); |
| } else { |
| xmlSchemaTypePtr prev; |
| |
| prev = xmlHashLookup2(schema->typeDecl, name, namespace); |
| if (prev == NULL) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_ERR_INTERNAL_ERROR, |
| "Internal error: xmlSchemaAddType, on type " |
| "'%s'.\n", |
| name, NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| ret->redef = prev->redef; |
| prev->redef = ret; |
| } |
| } |
| ret->node = node; |
| ret->minOccurs = 1; |
| ret->maxOccurs = 1; |
| ret->attributeUses = NULL; |
| ret->attributeWildcard = NULL; |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt,ret); |
| return (ret); |
| } |
| |
| static xmlSchemaQNameRefPtr |
| xmlSchemaNewQNameRef(xmlSchemaPtr schema, |
| xmlSchemaTypeType refType, |
| const xmlChar *refName, |
| const xmlChar *refNs) |
| { |
| xmlSchemaQNameRefPtr ret; |
| |
| ret = (xmlSchemaQNameRefPtr) |
| xmlMalloc(sizeof(xmlSchemaQNameRef)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating QName reference item", |
| NULL); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_EXTRA_QNAMEREF; |
| ret->name = refName; |
| ret->targetNamespace = refNs; |
| ret->item = NULL; |
| ret->itemType = refType; |
| /* |
| * Store the reference item in the schema. |
| */ |
| xmlSchemaAddVolatile(schema, (xmlSchemaBasicItemPtr) ret); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddModelGroup: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @type: the "compositor" type of the model group |
| * @container: the internal component name |
| * @node: the node in the schema doc |
| * |
| * Adds a schema model group |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaModelGroupPtr |
| xmlSchemaAddModelGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlSchemaTypeType type, const xmlChar **container, |
| xmlNodePtr node) |
| { |
| xmlSchemaModelGroupPtr ret = NULL; |
| xmlChar buf[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding model group component\n"); |
| #endif |
| ret = (xmlSchemaModelGroupPtr) |
| xmlMalloc(sizeof(xmlSchemaModelGroup)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating model group component", |
| NULL); |
| return (NULL); |
| } |
| ret->type = type; |
| ret->annot = NULL; |
| ret->node = node; |
| ret->children = NULL; |
| ret->next = NULL; |
| if (type == XML_SCHEMA_TYPE_SEQUENCE) { |
| if (container != NULL) |
| snprintf((char *) buf, 29, "#seq%d", ctxt->counter++ + 1); |
| } else if (type == XML_SCHEMA_TYPE_CHOICE) { |
| if (container != NULL) |
| snprintf((char *) buf, 29, "#cho%d", ctxt->counter++ + 1); |
| } else { |
| if (container != NULL) |
| snprintf((char *) buf, 29, "#all%d", ctxt->counter++ + 1); |
| } |
| if (container != NULL) |
| *container = xmlDictLookup(ctxt->dict, BAD_CAST buf, -1); |
| /* |
| * Add to volatile items. |
| * TODO: this should be changed someday. |
| */ |
| if (xmlSchemaAddVolatile(schema, (xmlSchemaBasicItemPtr) ret) != 0) { |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| |
| /** |
| * xmlSchemaAddParticle: |
| * @ctxt: a schema parser context |
| * @schema: the schema being built |
| * @node: the corresponding node in the schema doc |
| * @min: the minOccurs |
| * @max: the maxOccurs |
| * |
| * Adds an XML schema particle component. |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaParticlePtr |
| xmlSchemaAddParticle(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int min, int max) |
| { |
| xmlSchemaParticlePtr ret = NULL; |
| if ((ctxt == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding particle component\n"); |
| #endif |
| ret = (xmlSchemaParticlePtr) |
| xmlMalloc(sizeof(xmlSchemaParticle)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating particle component", |
| NULL); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_PARTICLE; |
| ret->annot = NULL; |
| ret->node = node; |
| ret->minOccurs = min; |
| ret->maxOccurs = max; |
| ret->next = NULL; |
| ret->children = NULL; |
| |
| if (xmlSchemaAddVolatile(schema, (xmlSchemaBasicItemPtr) ret) != 0) { |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddGroup: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @name: the group name |
| * |
| * Add an XML schema Group definition |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaModelGroupDefPtr |
| xmlSchemaAddGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar *name, const xmlChar *namespaceName, |
| xmlNodePtr node) |
| { |
| xmlSchemaModelGroupDefPtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| if (schema->groupDecl == NULL) |
| schema->groupDecl = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->groupDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaModelGroupDefPtr) xmlMalloc(sizeof(xmlSchemaModelGroupDef)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "adding group", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaModelGroupDef)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| ret->type = XML_SCHEMA_TYPE_GROUP; |
| ret->node = node; |
| ret->targetNamespace = namespaceName; |
| val = xmlHashAddEntry2(schema->groupDecl, ret->name, namespaceName, ret); |
| if (val != 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_GROUP, |
| NULL, NULL, node, |
| "A global model group definition with the name '%s' does already " |
| "exist", name); |
| xmlFree(ret); |
| return (NULL); |
| } |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) ret); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewWildcardNs: |
| * @ctxt: a schema validation context |
| * |
| * Creates a new wildcard namespace constraint. |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaWildcardNsPtr |
| xmlSchemaNewWildcardNsConstraint(xmlSchemaParserCtxtPtr ctxt) |
| { |
| xmlSchemaWildcardNsPtr ret; |
| |
| ret = (xmlSchemaWildcardNsPtr) |
| xmlMalloc(sizeof(xmlSchemaWildcardNs)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "creating wildcard namespace constraint", NULL); |
| return (NULL); |
| } |
| ret->value = NULL; |
| ret->next = NULL; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddWildcard: |
| * @ctxt: a schema validation context |
| * @schema: a schema |
| * |
| * Adds a wildcard. |
| * It corresponds to a xsd:anyAttribute and xsd:any. |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaWildcardPtr |
| xmlSchemaAddWildcard(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlSchemaTypeType type, xmlNodePtr node) |
| { |
| xmlSchemaWildcardPtr ret = NULL; |
| |
| if ((ctxt == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| #ifdef DEBUG |
| fprintf(stderr, "Adding wildcard component\n"); |
| #endif |
| |
| ret = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "adding wildcard", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaWildcard)); |
| ret->type = type; |
| ret->minOccurs = 1; |
| ret->maxOccurs = 1; |
| |
| if (xmlSchemaAddVolatile(schema, (xmlSchemaBasicItemPtr) ret) != 0) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INTERNAL, NULL, NULL, node, |
| "Failed to add a wildcard component to the list", NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Utilities for parsing * |
| * * |
| ************************************************************************/ |
| |
| #if 0 |
| /** |
| * xmlGetQNameProp: |
| * @ctxt: a schema validation context |
| * @node: a subtree containing XML Schema informations |
| * @name: the attribute name |
| * @namespace: the result namespace if any |
| * |
| * Extract a QName Attribute value |
| * |
| * Returns the NCName or NULL if not found, and also update @namespace |
| * with the namespace URI |
| */ |
| static const xmlChar * |
| xmlGetQNameProp(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, |
| const char *name, const xmlChar ** namespace) |
| { |
| const xmlChar *val; |
| xmlNsPtr ns; |
| const xmlChar *ret, *prefix; |
| int len; |
| xmlAttrPtr attr; |
| |
| *namespace = NULL; |
| attr = xmlSchemaGetPropNode(node, name); |
| if (attr == NULL) |
| return (NULL); |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| |
| if (val == NULL) |
| return (NULL); |
| |
| if (!strchr((char *) val, ':')) { |
| ns = xmlSearchNs(node->doc, node, 0); |
| if (ns) { |
| *namespace = xmlDictLookup(ctxt->dict, ns->href, -1); |
| return (val); |
| } |
| } |
| ret = xmlSplitQName3(val, &len); |
| if (ret == NULL) { |
| return (val); |
| } |
| ret = xmlDictLookup(ctxt->dict, ret, -1); |
| prefix = xmlDictLookup(ctxt->dict, val, len); |
| |
| ns = xmlSearchNs(node->doc, node, prefix); |
| if (ns == NULL) { |
| xmlSchemaPSimpleTypeErr(ctxt, XML_SCHEMAP_PREFIX_UNDEFINED, |
| NULL, NULL, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), NULL, val, |
| "The QName value '%s' has no corresponding namespace " |
| "declaration in scope", val, NULL); |
| } else { |
| *namespace = xmlDictLookup(ctxt->dict, ns->href, -1); |
| } |
| return (ret); |
| } |
| #endif |
| |
| /** |
| * xmlSchemaPValAttrNodeQNameValue: |
| * @ctxt: a schema parser context |
| * @schema: the schema context |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the parent as a schema object |
| * @value: the QName value |
| * @local: the resulting local part if found, the attribute value otherwise |
| * @uri: the resulting namespace URI if found |
| * |
| * Extracts the local name and the URI of a QName value and validates it. |
| * This one is intended to be used on attribute values that |
| * should resolve to schema components. |
| * |
| * Returns 0, in case the QName is valid, a positive error code |
| * if not valid and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaPValAttrNodeQNameValue(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlChar **ownerDes ATTRIBUTE_UNUSED, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const xmlChar *value, |
| const xmlChar **uri, |
| const xmlChar **local) |
| { |
| const xmlChar *pref; |
| xmlNsPtr ns; |
| int len, ret; |
| |
| *uri = NULL; |
| *local = NULL; |
| ret = xmlValidateQName(value, 1); |
| if (ret > 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| NULL, value, NULL, NULL, NULL); |
| *local = value; |
| return (ctxt->err); |
| } else if (ret < 0) |
| return (-1); |
| |
| if (!strchr((char *) value, ':')) { |
| ns = xmlSearchNs(attr->doc, attr->parent, 0); |
| if (ns) |
| *uri = xmlDictLookup(ctxt->dict, ns->href, -1); |
| else if (schema->flags & XML_SCHEMAS_INCLUDING_CONVERT_NS) { |
| /* |
| * This one takes care of included schemas with no |
| * target namespace. |
| */ |
| *uri = schema->targetNamespace; |
| } |
| *local = xmlDictLookup(ctxt->dict, value, -1); |
| return (0); |
| } |
| /* |
| * At this point xmlSplitQName3 has to return a local name. |
| */ |
| *local = xmlSplitQName3(value, &len); |
| *local = xmlDictLookup(ctxt->dict, *local, -1); |
| pref = xmlDictLookup(ctxt->dict, value, len); |
| ns = xmlSearchNs(attr->doc, attr->parent, pref); |
| if (ns == NULL) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), NULL, value, |
| "The value '%s' of simple type 'xs:QName' has no " |
| "corresponding namespace declaration in scope", value, NULL); |
| return (ctxt->err); |
| } else { |
| *uri = xmlDictLookup(ctxt->dict, ns->href, -1); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaPValAttrNodeQName: |
| * @ctxt: a schema parser context |
| * @schema: the schema context |
| * @ownerDes: the designation of the owner element |
| * @ownerItem: the owner as a schema object |
| * @attr: the attribute node |
| * @local: the resulting local part if found, the attribute value otherwise |
| * @uri: the resulting namespace URI if found |
| * |
| * Extracts and validates the QName of an attribute value. |
| * This one is intended to be used on attribute values that |
| * should resolve to schema components. |
| * |
| * Returns 0, in case the QName is valid, a positive error code |
| * if not valid and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaPValAttrNodeQName(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const xmlChar **uri, |
| const xmlChar **local) |
| { |
| const xmlChar *value; |
| |
| value = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| return (xmlSchemaPValAttrNodeQNameValue(ctxt, schema, |
| ownerDes, ownerItem, attr, value, uri, local)); |
| } |
| |
| /** |
| * xmlSchemaPValAttrQName: |
| * @ctxt: a schema parser context |
| * @schema: the schema context |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the owner as a schema object |
| * @ownerElem: the parent node of the attribute |
| * @name: the name of the attribute |
| * @local: the resulting local part if found, the attribute value otherwise |
| * @uri: the resulting namespace URI if found |
| * |
| * Extracts and validates the QName of an attribute value. |
| * |
| * Returns 0, in case the QName is valid, a positive error code |
| * if not valid and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaPValAttrQName(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| const xmlChar **uri, |
| const xmlChar **local) |
| { |
| xmlAttrPtr attr; |
| |
| attr = xmlSchemaGetPropNode(ownerElem, name); |
| if (attr == NULL) { |
| *local = NULL; |
| *uri = NULL; |
| return (0); |
| } |
| return (xmlSchemaPValAttrNodeQName(ctxt, schema, |
| ownerDes, ownerItem, attr, uri, local)); |
| } |
| |
| /** |
| * xmlSchemaPValAttrID: |
| * @ctxt: a schema parser context |
| * @schema: the schema context |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the owner as a schema object |
| * @ownerElem: the parent node of the attribute |
| * @name: the name of the attribute |
| * |
| * Extracts and validates the ID of an attribute value. |
| * |
| * Returns 0, in case the ID is valid, a positive error code |
| * if not valid and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaPValAttrID(xmlSchemaParserCtxtPtr ctxt, |
| xmlChar **ownerDes ATTRIBUTE_UNUSED, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const xmlChar *name) |
| { |
| int ret; |
| xmlChar *value; |
| xmlAttrPtr attr; |
| |
| value = xmlGetNoNsProp(ownerElem, name); |
| if (value == NULL) |
| return (0); |
| |
| attr = xmlSchemaGetPropNode(ownerElem, (const char *) name); |
| if (attr == NULL) |
| return (-1); |
| |
| ret = xmlValidateNCName(BAD_CAST value, 1); |
| if (ret == 0) { |
| /* |
| * NOTE: the IDness might have already be declared in the DTD |
| */ |
| if (attr->atype != XML_ATTRIBUTE_ID) { |
| xmlIDPtr res; |
| xmlChar *strip; |
| |
| /* |
| * TODO: Use xmlSchemaStrip here; it's not exported at this |
| * moment. |
| */ |
| strip = xmlSchemaCollapseString(BAD_CAST value); |
| if (strip != NULL) |
| value = strip; |
| res = xmlAddID(NULL, ownerElem->doc, BAD_CAST value, attr); |
| if (res == NULL) { |
| ret = XML_SCHEMAP_S4S_ATTR_INVALID_VALUE; |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ID), |
| NULL, NULL, "Duplicate value '%s' of simple " |
| "type 'xs:ID'", BAD_CAST value, NULL); |
| } else |
| attr->atype = XML_ATTRIBUTE_ID; |
| if (strip != NULL) |
| xmlFree(strip); |
| } |
| } else if (ret > 0) { |
| ret = XML_SCHEMAP_S4S_ATTR_INVALID_VALUE; |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ID), |
| NULL, NULL, "The value '%s' of simple type 'xs:ID' is " |
| "not a valid 'xs:NCName'", |
| BAD_CAST value, NULL); |
| } |
| xmlFree(value); |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlGetMaxOccurs: |
| * @ctxt: a schema validation context |
| * @node: a subtree containing XML Schema informations |
| * |
| * Get the maxOccurs property |
| * |
| * Returns the default if not found, or the value |
| */ |
| static int |
| xmlGetMaxOccurs(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, |
| int min, int max, int def, const char *expected) |
| { |
| const xmlChar *val, *cur; |
| int ret = 0; |
| xmlAttrPtr attr; |
| |
| attr = xmlSchemaGetPropNode(node, "maxOccurs"); |
| if (attr == NULL) |
| return (def); |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| |
| if (xmlStrEqual(val, (const xmlChar *) "unbounded")) { |
| if (max != UNBOUNDED) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| /* XML_SCHEMAP_INVALID_MINOCCURS, */ |
| NULL, (xmlNodePtr) attr, NULL, expected, |
| val, NULL, NULL, NULL); |
| return (def); |
| } else |
| return (UNBOUNDED); /* encoding it with -1 might be another option */ |
| } |
| |
| cur = val; |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| if (*cur == 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| /* XML_SCHEMAP_INVALID_MINOCCURS, */ |
| NULL, (xmlNodePtr) attr, NULL, expected, |
| val, NULL, NULL, NULL); |
| return (def); |
| } |
| while ((*cur >= '0') && (*cur <= '9')) { |
| ret = ret * 10 + (*cur - '0'); |
| cur++; |
| } |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| /* |
| * TODO: Restrict the maximal value to Integer. |
| */ |
| if ((*cur != 0) || (ret < min) || ((max != -1) && (ret > max))) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| /* XML_SCHEMAP_INVALID_MINOCCURS, */ |
| NULL, (xmlNodePtr) attr, NULL, expected, |
| val, NULL, NULL, NULL); |
| return (def); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlGetMinOccurs: |
| * @ctxt: a schema validation context |
| * @node: a subtree containing XML Schema informations |
| * |
| * Get the minOccurs property |
| * |
| * Returns the default if not found, or the value |
| */ |
| static int |
| xmlGetMinOccurs(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node, |
| int min, int max, int def, const char *expected) |
| { |
| const xmlChar *val, *cur; |
| int ret = 0; |
| xmlAttrPtr attr; |
| |
| attr = xmlSchemaGetPropNode(node, "minOccurs"); |
| if (attr == NULL) |
| return (def); |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| cur = val; |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| if (*cur == 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| /* XML_SCHEMAP_INVALID_MINOCCURS, */ |
| NULL, (xmlNodePtr) attr, NULL, expected, |
| val, NULL, NULL, NULL); |
| return (def); |
| } |
| while ((*cur >= '0') && (*cur <= '9')) { |
| ret = ret * 10 + (*cur - '0'); |
| cur++; |
| } |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| /* |
| * TODO: Restrict the maximal value to Integer. |
| */ |
| if ((*cur != 0) || (ret < min) || ((max != -1) && (ret > max))) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| /* XML_SCHEMAP_INVALID_MINOCCURS, */ |
| NULL, (xmlNodePtr) attr, NULL, expected, |
| val, NULL, NULL, NULL); |
| return (def); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaPGetBoolNodeValue: |
| * @ctxt: a schema validation context |
| * @ownerDes: owner designation |
| * @ownerItem: the owner as a schema item |
| * @node: the node holding the value |
| * |
| * Converts a boolean string value into 1 or 0. |
| * |
| * Returns 0 or 1. |
| */ |
| static int |
| xmlSchemaPGetBoolNodeValue(xmlSchemaParserCtxtPtr ctxt, |
| xmlChar **ownerDes ATTRIBUTE_UNUSED, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr node) |
| { |
| xmlChar *value = NULL; |
| int res = 0; |
| |
| value = xmlNodeGetContent(node); |
| /* |
| * 3.2.2.1 Lexical representation |
| * An instance of a datatype that is defined as ·boolean· |
| * can have the following legal literals {true, false, 1, 0}. |
| */ |
| if (xmlStrEqual(BAD_CAST value, BAD_CAST "true")) |
| res = 1; |
| else if (xmlStrEqual(BAD_CAST value, BAD_CAST "false")) |
| res = 0; |
| else if (xmlStrEqual(BAD_CAST value, BAD_CAST "1")) |
| res = 1; |
| else if (xmlStrEqual(BAD_CAST value, BAD_CAST "0")) |
| res = 0; |
| else { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_INVALID_BOOLEAN, |
| ownerItem, node, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| NULL, BAD_CAST value, |
| NULL, NULL, NULL); |
| } |
| if (value != NULL) |
| xmlFree(value); |
| return (res); |
| } |
| |
| /** |
| * xmlGetBooleanProp: |
| * @ctxt: a schema validation context |
| * @node: a subtree containing XML Schema informations |
| * @name: the attribute name |
| * @def: the default value |
| * |
| * Evaluate if a boolean property is set |
| * |
| * Returns the default if not found, 0 if found to be false, |
| * 1 if found to be true |
| */ |
| static int |
| xmlGetBooleanProp(xmlSchemaParserCtxtPtr ctxt, |
| xmlChar **ownerDes ATTRIBUTE_UNUSED, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr node, |
| const char *name, int def) |
| { |
| const xmlChar *val; |
| |
| val = xmlSchemaGetProp(ctxt, node, name); |
| if (val == NULL) |
| return (def); |
| /* |
| * 3.2.2.1 Lexical representation |
| * An instance of a datatype that is defined as ·boolean· |
| * can have the following legal literals {true, false, 1, 0}. |
| */ |
| if (xmlStrEqual(val, BAD_CAST "true")) |
| def = 1; |
| else if (xmlStrEqual(val, BAD_CAST "false")) |
| def = 0; |
| else if (xmlStrEqual(val, BAD_CAST "1")) |
| def = 1; |
| else if (xmlStrEqual(val, BAD_CAST "0")) |
| def = 0; |
| else { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_INVALID_BOOLEAN, |
| ownerItem, |
| (xmlNodePtr) xmlSchemaGetPropNode(node, name), |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| NULL, val, NULL, NULL, NULL); |
| } |
| return (def); |
| } |
| |
| /************************************************************************ |
| * * |
| * Shema extraction from an Infoset * |
| * * |
| ************************************************************************/ |
| static xmlSchemaTypePtr xmlSchemaParseSimpleType(xmlSchemaParserCtxtPtr |
| ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaTypePtr xmlSchemaParseComplexType(xmlSchemaParserCtxtPtr |
| ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaTypePtr xmlSchemaParseRestriction(xmlSchemaParserCtxtPtr |
| ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| xmlSchemaTypeType parentType); |
| static xmlSchemaAttributePtr xmlSchemaParseAttribute(xmlSchemaParserCtxtPtr |
| ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaParseAttributeGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaTypePtr xmlSchemaParseList(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static xmlSchemaWildcardPtr |
| xmlSchemaParseAnyAttribute(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node); |
| |
| /** |
| * xmlSchemaPValAttrNodeValue: |
| * |
| * @ctxt: a schema parser context |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the schema object owner if existent |
| * @attr: the schema attribute node being validated |
| * @value: the value |
| * @type: the built-in type to be validated against |
| * |
| * Validates a value against the given built-in type. |
| * This one is intended to be used internally for validation |
| * of schema attribute values during parsing of the schema. |
| * |
| * Returns 0 if the value is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaPValAttrNodeValue(xmlSchemaParserCtxtPtr pctxt, |
| xmlChar **ownerDes ATTRIBUTE_UNUSED, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const xmlChar *value, |
| xmlSchemaTypePtr type) |
| { |
| |
| int ret = 0; |
| |
| /* |
| * NOTE: Should we move this to xmlschematypes.c? Hmm, but this |
| * one is really meant to be used internally, so better not. |
| */ |
| if ((pctxt == NULL) || (type == NULL) || (attr == NULL)) |
| return (-1); |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| PERROR_INT("xmlSchemaPValAttrNodeValue", |
| "the given type is not a built-in type"); |
| return (-1); |
| } |
| switch (type->builtInType) { |
| case XML_SCHEMAS_NCNAME: |
| case XML_SCHEMAS_QNAME: |
| case XML_SCHEMAS_ANYURI: |
| case XML_SCHEMAS_TOKEN: |
| case XML_SCHEMAS_LANGUAGE: |
| ret = xmlSchemaValPredefTypeNode(type, value, NULL, |
| (xmlNodePtr) attr); |
| break; |
| default: { |
| PERROR_INT("xmlSchemaPValAttrNodeValue", |
| "validation using the given type is not supported"); |
| return (-1); |
| } |
| } |
| /* |
| * TODO: Should we use the S4S error codes instead? |
| */ |
| if (ret < 0) { |
| PERROR_INT("xmlSchemaPValAttrNodeValue", |
| "failed to validate a schema attribute value"); |
| return (-1); |
| } else if (ret > 0) { |
| if (VARIETY_LIST(type)) |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| else |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| xmlSchemaPSimpleTypeErr(pctxt, |
| ret, ownerItem, (xmlNodePtr) attr, |
| type, NULL, value, NULL, NULL, NULL); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaPValAttrNode: |
| * |
| * @ctxt: a schema parser context |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the schema object owner if existent |
| * @attr: the schema attribute node being validated |
| * @type: the built-in type to be validated against |
| * @value: the resulting value if any |
| * |
| * Extracts and validates a value against the given built-in type. |
| * This one is intended to be used internally for validation |
| * of schema attribute values during parsing of the schema. |
| * |
| * Returns 0 if the value is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaPValAttrNode(xmlSchemaParserCtxtPtr ctxt, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| xmlSchemaTypePtr type, |
| const xmlChar **value) |
| { |
| const xmlChar *val; |
| |
| if ((ctxt == NULL) || (type == NULL) || (attr == NULL)) |
| return (-1); |
| |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (value != NULL) |
| *value = val; |
| |
| return (xmlSchemaPValAttrNodeValue(ctxt, ownerDes, ownerItem, attr, |
| val, type)); |
| } |
| |
| /** |
| * xmlSchemaPValAttr: |
| * |
| * @ctxt: a schema parser context |
| * @node: the element node of the attribute |
| * @ownerDes: the designation of the parent element |
| * @ownerItem: the schema object owner if existent |
| * @ownerElem: the owner element node |
| * @name: the name of the schema attribute node |
| * @type: the built-in type to be validated against |
| * @value: the resulting value if any |
| * |
| * Extracts and validates a value against the given built-in type. |
| * This one is intended to be used internally for validation |
| * of schema attribute values during parsing of the schema. |
| * |
| * Returns 0 if the value is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaPValAttr(xmlSchemaParserCtxtPtr ctxt, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| xmlSchemaTypePtr type, |
| const xmlChar **value) |
| { |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| if (value != NULL) |
| *value = NULL; |
| return (-1); |
| } |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| if (value != NULL) |
| *value = NULL; |
| xmlSchemaPErr(ctxt, ownerElem, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaPValAttr, the given " |
| "type '%s' is not a built-in type.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| attr = xmlSchemaGetPropNode(ownerElem, name); |
| if (attr == NULL) { |
| if (value != NULL) |
| *value = NULL; |
| return (0); |
| } |
| return (xmlSchemaPValAttrNode(ctxt, ownerDes, ownerItem, attr, |
| type, value)); |
| } |
| |
| static int |
| xmlSchemaCheckReference(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| xmlSchemaBasicItemPtr item, |
| const xmlChar *namespaceName) |
| { |
| if (xmlStrEqual(schema->targetNamespace, namespaceName)) |
| return (1); |
| if (xmlStrEqual(xmlSchemaNs, namespaceName)) |
| return (1); |
| if (pctxt->localImports != NULL) { |
| int i; |
| for (i = 0; i < pctxt->nbLocalImports; i++) |
| if (xmlStrEqual(namespaceName, pctxt->localImports[i])) |
| return (1); |
| } |
| if (namespaceName == NULL) |
| xmlSchemaPCustomErr(pctxt, XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) item, node, |
| "References from this schema to components in no " |
| "namespace are not valid, since not indicated by an import " |
| "statement", NULL); |
| else |
| xmlSchemaPCustomErr(pctxt, XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) item, node, |
| "References from this schema to components in the " |
| "namespace '%s' are not valid, since not indicated by an import " |
| "statement", namespaceName); |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseAttrDecls: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * @type: the hosting type where the attributes will be anchored |
| * |
| * parse a XML schema attrDecls declaration corresponding to |
| * <!ENTITY % attrDecls |
| * '((%attribute;| %attributeGroup;)*,(%anyAttribute;)?)'> |
| */ |
| static xmlNodePtr |
| xmlSchemaParseAttrDecls(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr child, xmlSchemaTypePtr type) |
| { |
| xmlSchemaAttributePtr lastattr = NULL, attr; |
| |
| while ((IS_SCHEMA(child, "attribute")) || |
| (IS_SCHEMA(child, "attributeGroup"))) { |
| attr = NULL; |
| if (IS_SCHEMA(child, "attribute")) { |
| attr = xmlSchemaParseAttribute(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "attributeGroup")) { |
| attr = (xmlSchemaAttributePtr) |
| xmlSchemaParseAttributeGroup(ctxt, schema, child, 0); |
| } |
| if (attr != NULL) { |
| if (lastattr == NULL) { |
| if (type->type == XML_SCHEMA_TYPE_ATTRIBUTEGROUP) |
| ((xmlSchemaAttributeGroupPtr) type)->attributes = attr; |
| else |
| type->attributes = attr; |
| lastattr = attr; |
| } else { |
| lastattr->next = attr; |
| lastattr = attr; |
| } |
| } |
| child = child->next; |
| } |
| return (child); |
| } |
| |
| /** |
| * xmlSchemaParseAnnotation: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Attrribute declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaAnnotPtr |
| xmlSchemaParseAnnotation(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaAnnotPtr ret; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| int barked = 0; |
| |
| /* |
| * INFO: S4S completed. |
| */ |
| /* |
| * id = ID |
| * {any attributes with non-schema namespace . . .}> |
| * Content: (appinfo | documentation)* |
| */ |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| ret = xmlSchemaNewAnnot(ctxt, node); |
| attr = node->properties; |
| while (attr != NULL) { |
| if (((attr->ns == NULL) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id"))) || |
| ((attr->ns != NULL) && |
| xmlStrEqual(attr->ns->href, xmlSchemaNs))) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| while (child != NULL) { |
| if (IS_SCHEMA(child, "appinfo")) { |
| /* TODO: make available the content of "appinfo". */ |
| /* |
| * source = anyURI |
| * {any attributes with non-schema namespace . . .}> |
| * Content: ({any})* |
| */ |
| attr = child->properties; |
| while (attr != NULL) { |
| if (((attr->ns == NULL) && |
| (!xmlStrEqual(attr->name, BAD_CAST "source"))) || |
| ((attr->ns != NULL) && |
| xmlStrEqual(attr->ns->href, xmlSchemaNs))) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttr(ctxt, NULL, NULL, child, "source", |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), NULL); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "documentation")) { |
| /* TODO: make available the content of "documentation". */ |
| /* |
| * source = anyURI |
| * {any attributes with non-schema namespace . . .}> |
| * Content: ({any})* |
| */ |
| attr = child->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (!xmlStrEqual(attr->name, BAD_CAST "source")) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else { |
| if (xmlStrEqual(attr->ns->href, xmlSchemaNs) || |
| (xmlStrEqual(attr->name, BAD_CAST "lang") && |
| (!xmlStrEqual(attr->ns->href, XML_XML_NAMESPACE)))) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } |
| attr = attr->next; |
| } |
| /* |
| * Attribute "xml:lang". |
| */ |
| attr = xmlSchemaGetPropNodeNs(child, (const char *) XML_XML_NAMESPACE, "lang"); |
| if (attr != NULL) |
| xmlSchemaPValAttrNode(ctxt, NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_LANGUAGE), NULL); |
| child = child->next; |
| } else { |
| if (!barked) |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, "(appinfo | documentation)*"); |
| barked = 1; |
| child = child->next; |
| } |
| } |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaParseFacet: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Facet declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new type structure or NULL in case of error |
| */ |
| static xmlSchemaFacetPtr |
| xmlSchemaParseFacet(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaFacetPtr facet; |
| xmlNodePtr child = NULL; |
| const xmlChar *value; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| facet = xmlSchemaNewFacet(); |
| if (facet == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating facet", node); |
| return (NULL); |
| } |
| facet->node = node; |
| value = xmlSchemaGetProp(ctxt, node, "value"); |
| if (value == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_FACET_NO_VALUE, |
| "Facet %s has no value\n", node->name, NULL); |
| xmlSchemaFreeFacet(facet); |
| return (NULL); |
| } |
| if (IS_SCHEMA(node, "minInclusive")) { |
| facet->type = XML_SCHEMA_FACET_MININCLUSIVE; |
| } else if (IS_SCHEMA(node, "minExclusive")) { |
| facet->type = XML_SCHEMA_FACET_MINEXCLUSIVE; |
| } else if (IS_SCHEMA(node, "maxInclusive")) { |
| facet->type = XML_SCHEMA_FACET_MAXINCLUSIVE; |
| } else if (IS_SCHEMA(node, "maxExclusive")) { |
| facet->type = XML_SCHEMA_FACET_MAXEXCLUSIVE; |
| } else if (IS_SCHEMA(node, "totalDigits")) { |
| facet->type = XML_SCHEMA_FACET_TOTALDIGITS; |
| } else if (IS_SCHEMA(node, "fractionDigits")) { |
| facet->type = XML_SCHEMA_FACET_FRACTIONDIGITS; |
| } else if (IS_SCHEMA(node, "pattern")) { |
| facet->type = XML_SCHEMA_FACET_PATTERN; |
| } else if (IS_SCHEMA(node, "enumeration")) { |
| facet->type = XML_SCHEMA_FACET_ENUMERATION; |
| } else if (IS_SCHEMA(node, "whiteSpace")) { |
| facet->type = XML_SCHEMA_FACET_WHITESPACE; |
| } else if (IS_SCHEMA(node, "length")) { |
| facet->type = XML_SCHEMA_FACET_LENGTH; |
| } else if (IS_SCHEMA(node, "maxLength")) { |
| facet->type = XML_SCHEMA_FACET_MAXLENGTH; |
| } else if (IS_SCHEMA(node, "minLength")) { |
| facet->type = XML_SCHEMA_FACET_MINLENGTH; |
| } else { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_FACET_TYPE, |
| "Unknown facet type %s\n", node->name, NULL); |
| xmlSchemaFreeFacet(facet); |
| return (NULL); |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, |
| (xmlSchemaTypePtr) facet, node, BAD_CAST "id"); |
| facet->value = value; |
| if ((facet->type != XML_SCHEMA_FACET_PATTERN) && |
| (facet->type != XML_SCHEMA_FACET_ENUMERATION)) { |
| const xmlChar *fixed; |
| |
| fixed = xmlSchemaGetProp(ctxt, node, "fixed"); |
| if (fixed != NULL) { |
| if (xmlStrEqual(fixed, BAD_CAST "true")) |
| facet->fixed = 1; |
| } |
| } |
| child = node->children; |
| |
| if (IS_SCHEMA(child, "annotation")) { |
| facet->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_FACET_CHILD, |
| "Facet %s has unexpected child content\n", |
| node->name, NULL); |
| } |
| return (facet); |
| } |
| |
| /** |
| * xmlSchemaParseWildcardNs: |
| * @ctxt: a schema parser context |
| * @wildc: the wildcard, already created |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses the attribute "processContents" and "namespace" |
| * of a xsd:anyAttribute and xsd:any. |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns 0 if everything goes fine, a positive error code |
| * if something is not valid and -1 if an internal error occurs. |
| */ |
| static int |
| xmlSchemaParseWildcardNs(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlSchemaWildcardPtr wildc, |
| xmlNodePtr node) |
| { |
| const xmlChar *pc, *ns, *dictnsItem; |
| int ret = 0; |
| xmlChar *nsItem; |
| xmlSchemaWildcardNsPtr tmp, lastNs = NULL; |
| xmlAttrPtr attr; |
| |
| pc = xmlSchemaGetProp(ctxt, node, "processContents"); |
| if ((pc == NULL) |
| || (xmlStrEqual(pc, (const xmlChar *) "strict"))) { |
| wildc->processContents = XML_SCHEMAS_ANY_STRICT; |
| } else if (xmlStrEqual(pc, (const xmlChar *) "skip")) { |
| wildc->processContents = XML_SCHEMAS_ANY_SKIP; |
| } else if (xmlStrEqual(pc, (const xmlChar *) "lax")) { |
| wildc->processContents = XML_SCHEMAS_ANY_LAX; |
| } else { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, node, |
| NULL, "(strict | skip | lax)", pc, |
| NULL, NULL, NULL); |
| wildc->processContents = XML_SCHEMAS_ANY_STRICT; |
| ret = XML_SCHEMAP_S4S_ATTR_INVALID_VALUE; |
| } |
| /* |
| * Build the namespace constraints. |
| */ |
| attr = xmlSchemaGetPropNode(node, "namespace"); |
| ns = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if ((attr == NULL) || (xmlStrEqual(ns, BAD_CAST "##any"))) |
| wildc->any = 1; |
| else if (xmlStrEqual(ns, BAD_CAST "##other")) { |
| wildc->negNsSet = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (wildc->negNsSet == NULL) { |
| return (-1); |
| } |
| wildc->negNsSet->value = schema->targetNamespace; |
| } else { |
| const xmlChar *end, *cur; |
| |
| cur = ns; |
| do { |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| nsItem = xmlStrndup(cur, end - cur); |
| if ((xmlStrEqual(nsItem, BAD_CAST "##other")) || |
| (xmlStrEqual(nsItem, BAD_CAST "##any"))) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_WILDCARD_INVALID_NS_MEMBER, |
| NULL, (xmlNodePtr) attr, |
| NULL, |
| "((##any | ##other) | List of (xs:anyURI | " |
| "(##targetNamespace | ##local)))", |
| nsItem, NULL, NULL, NULL); |
| ret = XML_SCHEMAP_WILDCARD_INVALID_NS_MEMBER; |
| } else { |
| if (xmlStrEqual(nsItem, BAD_CAST "##targetNamespace")) { |
| dictnsItem = schema->targetNamespace; |
| } else if (xmlStrEqual(nsItem, BAD_CAST "##local")) { |
| dictnsItem = NULL; |
| } else { |
| /* |
| * Validate the item (anyURI). |
| */ |
| xmlSchemaPValAttrNodeValue(ctxt, NULL, NULL, attr, |
| nsItem, xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI)); |
| dictnsItem = xmlDictLookup(ctxt->dict, nsItem, -1); |
| } |
| /* |
| * Avoid dublicate namespaces. |
| */ |
| tmp = wildc->nsSet; |
| while (tmp != NULL) { |
| if (dictnsItem == tmp->value) |
| break; |
| tmp = tmp->next; |
| } |
| if (tmp == NULL) { |
| tmp = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (tmp == NULL) { |
| xmlFree(nsItem); |
| return (-1); |
| } |
| tmp->value = dictnsItem; |
| tmp->next = NULL; |
| if (wildc->nsSet == NULL) |
| wildc->nsSet = tmp; |
| else |
| lastNs->next = tmp; |
| lastNs = tmp; |
| } |
| |
| } |
| xmlFree(nsItem); |
| cur = end; |
| } while (*cur != 0); |
| } |
| return (ret); |
| } |
| |
| static int |
| xmlSchemaPCheckParticleCorrect_2(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr item ATTRIBUTE_UNUSED, |
| xmlNodePtr node, |
| int minOccurs, |
| int maxOccurs) { |
| |
| if ((maxOccurs == 0) && ( minOccurs == 0)) |
| return (0); |
| if (maxOccurs != UNBOUNDED) { |
| /* |
| * TODO: Maybe we should better not create the particle, |
| * if min/max is invalid, since it could confuse the build of the |
| * content model. |
| */ |
| /* |
| * 3.9.6 Schema Component Constraint: Particle Correct |
| * |
| */ |
| if (maxOccurs < 1) { |
| /* |
| * 2.2 {max occurs} must be greater than or equal to 1. |
| */ |
| xmlSchemaPCustomAttrErr(ctxt, |
| XML_SCHEMAP_P_PROPS_CORRECT_2_2, |
| NULL, NULL, |
| xmlSchemaGetPropNode(node, "maxOccurs"), |
| "The value must be greater than or equal to 1"); |
| return (XML_SCHEMAP_P_PROPS_CORRECT_2_2); |
| } else if (minOccurs > maxOccurs) { |
| /* |
| * 2.1 {min occurs} must not be greater than {max occurs}. |
| */ |
| xmlSchemaPCustomAttrErr(ctxt, |
| XML_SCHEMAP_P_PROPS_CORRECT_2_1, |
| NULL, NULL, |
| xmlSchemaGetPropNode(node, "minOccurs"), |
| "The value must not be greater than the value of 'maxOccurs'"); |
| return (XML_SCHEMAP_P_PROPS_CORRECT_2_1); |
| } |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseAny: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parsea a XML schema <any> element. A particle and wildcard |
| * will be created (except if minOccurs==maxOccurs==0, in this case |
| * nothing will be created). |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the particle or NULL in case of error or if minOccurs==maxOccurs==0 |
| */ |
| static xmlSchemaParticlePtr |
| xmlSchemaParseAny(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaParticlePtr particle; |
| xmlNodePtr child = NULL; |
| xmlSchemaWildcardPtr wild; |
| int min, max; |
| xmlAttrPtr attr; |
| xmlSchemaAnnotPtr annot = NULL; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "maxOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "namespace")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "processContents"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * minOccurs/maxOccurs. |
| */ |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, |
| "(xs:nonNegativeInteger | unbounded)"); |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, |
| "xs:nonNegativeInteger"); |
| xmlSchemaPCheckParticleCorrect_2(ctxt, NULL, node, min, max); |
| /* |
| * Create & parse the wildcard. |
| */ |
| wild = xmlSchemaAddWildcard(ctxt, schema, XML_SCHEMA_TYPE_ANY, node); |
| if (wild == NULL) |
| return (NULL); |
| xmlSchemaParseWildcardNs(ctxt, schema, wild, node); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?)"); |
| } |
| /* |
| * No component if minOccurs==maxOccurs==0. |
| */ |
| if ((min == 0) && (max == 0)) { |
| /* Don't free the wildcard, since it's already on the list. */ |
| return (NULL); |
| } |
| /* |
| * Create the particle. |
| */ |
| particle = xmlSchemaAddParticle(ctxt, schema, node, min, max); |
| if (particle == NULL) |
| return (NULL); |
| particle->annot = annot; |
| wild->minOccurs = min; |
| wild->maxOccurs = max; |
| particle->children = (xmlSchemaTreeItemPtr) wild; |
| |
| return (particle); |
| } |
| |
| /** |
| * xmlSchemaParseNotation: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Notation declaration |
| * |
| * Returns the new structure or NULL in case of error |
| */ |
| static xmlSchemaNotationPtr |
| xmlSchemaParseNotation(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| const xmlChar *name; |
| xmlSchemaNotationPtr ret; |
| xmlNodePtr child = NULL; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| name = xmlSchemaGetProp(ctxt, node, "name"); |
| if (name == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_NOTATION_NO_NAME, |
| "Notation has no name\n", NULL, NULL); |
| return (NULL); |
| } |
| ret = xmlSchemaAddNotation(ctxt, schema, name); |
| if (ret == NULL) { |
| return (NULL); |
| } |
| ret->targetNamespace = schema->targetNamespace; |
| |
| xmlSchemaPValAttrID(ctxt, NULL, (xmlSchemaTypePtr) ret, |
| node, BAD_CAST "id"); |
| |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?)"); |
| } |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaParseAnyAttribute: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema AnyAttrribute declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns a wildcard or NULL. |
| */ |
| static xmlSchemaWildcardPtr |
| xmlSchemaParseAnyAttribute(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaWildcardPtr ret; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| ret = xmlSchemaAddWildcard(ctxt, schema, XML_SCHEMA_TYPE_ANY_ATTRIBUTE, |
| node); |
| if (ret == NULL) { |
| return (NULL); |
| } |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "namespace")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "processContents"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, (xmlSchemaTypePtr) ret, |
| node, BAD_CAST "id"); |
| /* |
| * Parse the namespace list. |
| */ |
| if (xmlSchemaParseWildcardNs(ctxt, schema, ret, node) != 0) |
| return (NULL); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?)"); |
| } |
| |
| return (ret); |
| } |
| |
| |
| /** |
| * xmlSchemaParseAttribute: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Attrribute declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the attribute declaration. |
| */ |
| static xmlSchemaAttributePtr |
| xmlSchemaParseAttribute(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| const xmlChar *name, *attrValue; |
| xmlChar *repName = NULL; /* The reported designation. */ |
| xmlSchemaAttributePtr ret; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr, nameAttr; |
| int isRef = 0; |
| |
| /* |
| * Note that the w3c spec assumes the schema to be validated with schema |
| * for schemas beforehand. |
| * |
| * 3.2.3 Constraints on XML Representations of Attribute Declarations |
| */ |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| attr = xmlSchemaGetPropNode(node, "ref"); |
| nameAttr = xmlSchemaGetPropNode(node, "name"); |
| |
| if ((attr == NULL) && (nameAttr == NULL)) { |
| /* |
| * 3.2.3 : 3.1 |
| * One of ref or name must be present, but not both |
| */ |
| xmlSchemaPMissingAttrErr(ctxt, XML_SCHEMAP_SRC_ATTRIBUTE_3_1, |
| NULL, node, NULL, |
| "One of the attributes 'ref' or 'name' must be present"); |
| return (NULL); |
| } |
| if ((topLevel) || (attr == NULL)) { |
| if (nameAttr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, "name", NULL); |
| return (NULL); |
| } |
| } else |
| isRef = 1; |
| |
| if (isRef) { |
| char buf[50]; |
| const xmlChar *refNs = NULL, *ref = NULL; |
| |
| /* |
| * Parse as attribute reference. |
| */ |
| if (xmlSchemaPValAttrNodeQName(ctxt, schema, |
| (xmlChar **) &xmlSchemaElemDesAttrRef, NULL, attr, &refNs, |
| &ref) != 0) { |
| return (NULL); |
| } |
| snprintf(buf, 49, "#aRef%d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| ret = xmlSchemaAddAttribute(ctxt, schema, name, NULL, node, 0); |
| if (ret == NULL) { |
| if (repName != NULL) |
| xmlFree(repName); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_ATTRIBUTE; |
| ret->node = node; |
| ret->refNs = refNs; |
| ret->ref = ref; |
| xmlSchemaCheckReference(ctxt, schema, node, (xmlSchemaBasicItemPtr) ret, |
| refNs); |
| /* |
| xmlSchemaFormatTypeRep(&repName, (xmlSchemaTypePtr) ret, NULL, NULL); |
| */ |
| if (nameAttr != NULL) |
| xmlSchemaPMutualExclAttrErr(ctxt, XML_SCHEMAP_SRC_ATTRIBUTE_3_1, |
| &repName, (xmlSchemaTypePtr) ret, nameAttr, |
| "ref", "name"); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (xmlStrEqual(attr->name, BAD_CAST "type") || |
| xmlStrEqual(attr->name, BAD_CAST "form")) { |
| /* |
| * 3.2.3 : 3.2 |
| * If ref is present, then all of <simpleType>, |
| * form and type must be absent. |
| */ |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ATTRIBUTE_3_2, &repName, |
| (xmlSchemaTypePtr) ret, attr); |
| } else if ((!xmlStrEqual(attr->name, BAD_CAST "ref")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "use")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "fixed")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "default"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } |
| attr = attr->next; |
| } |
| } else { |
| const xmlChar *ns = NULL; |
| |
| /* |
| * Parse as attribute declaration. |
| */ |
| if (xmlSchemaPValAttrNode(ctxt, |
| (xmlChar **) &xmlSchemaElemDesAttrDecl, NULL, nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) { |
| return (NULL); |
| } |
| /* |
| xmlSchemaFormatTypeRep(&repName, NULL, xmlSchemaElemDesAttrDecl, name); |
| */ |
| /* |
| * 3.2.6 Schema Component Constraint: xmlns Not Allowed |
| * TODO: Move this to the component layer. |
| */ |
| if (xmlStrEqual(name, BAD_CAST "xmlns")) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_NO_XMLNS, |
| NULL, (xmlNodePtr) nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), NULL, NULL, |
| "The value of type 'xs:NCName' must not match 'xmlns'", |
| NULL, NULL); |
| if (repName != NULL) |
| xmlFree(repName); |
| return (NULL); |
| } |
| /* |
| * Evaluate the target namespace |
| */ |
| if (topLevel) { |
| ns = schema->targetNamespace; |
| } else { |
| attr = xmlSchemaGetPropNode(node, "form"); |
| if (attr != NULL) { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlStrEqual(attrValue, BAD_CAST "qualified")) { |
| ns = schema->targetNamespace; |
| } else if (!xmlStrEqual(attrValue, BAD_CAST "unqualified")) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, (xmlNodePtr) attr, |
| NULL, "(qualified | unqualified)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } else if (schema->flags & XML_SCHEMAS_QUALIF_ATTR) |
| ns = schema->targetNamespace; |
| } |
| ret = xmlSchemaAddAttribute(ctxt, schema, name, ns, node, topLevel); |
| if (ret == NULL) { |
| if (repName != NULL) |
| xmlFree(repName); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_ATTRIBUTE; |
| ret->node = node; |
| if (topLevel) |
| ret->flags |= XML_SCHEMAS_ATTR_GLOBAL; |
| /* |
| * 3.2.6 Schema Component Constraint: xsi: Not Allowed |
| * TODO: Move this to the component layer. |
| */ |
| if (xmlStrEqual(ret->targetNamespace, xmlSchemaInstanceNs)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_NO_XSI, |
| &repName, (xmlSchemaTypePtr) ret, node, |
| "The target namespace must not match '%s'", |
| xmlSchemaInstanceNs); |
| } |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "default")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "fixed")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "type"))) { |
| if ((topLevel) || |
| ((!xmlStrEqual(attr->name, BAD_CAST "form")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "use")))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrQName(ctxt, schema, &repName, (xmlSchemaTypePtr) ret, |
| node, "type", &ret->typeNs, &ret->typeName); |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, (xmlSchemaTypePtr) ret, |
| node, BAD_CAST "id"); |
| /* |
| * Attribute "fixed". |
| */ |
| ret->defValue = xmlSchemaGetProp(ctxt, node, "fixed"); |
| if (ret->defValue != NULL) |
| ret->flags |= XML_SCHEMAS_ATTR_FIXED; |
| /* |
| * Attribute "default". |
| */ |
| attr = xmlSchemaGetPropNode(node, "default"); |
| if (attr != NULL) { |
| /* |
| * 3.2.3 : 1 |
| * default and fixed must not both be present. |
| */ |
| if (ret->flags & XML_SCHEMAS_ATTR_FIXED) { |
| xmlSchemaPMutualExclAttrErr(ctxt, XML_SCHEMAP_SRC_ATTRIBUTE_1, |
| &repName, (xmlSchemaTypePtr) ret, attr, "default", "fixed"); |
| } else |
| ret->defValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| } |
| if (topLevel == 0) { |
| /* |
| * Attribute "use". |
| */ |
| attr = xmlSchemaGetPropNode(node, "use"); |
| if (attr != NULL) { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlStrEqual(attrValue, BAD_CAST "optional")) |
| ret->occurs = XML_SCHEMAS_ATTR_USE_OPTIONAL; |
| else if (xmlStrEqual(attrValue, BAD_CAST "prohibited")) |
| ret->occurs = XML_SCHEMAS_ATTR_USE_PROHIBITED; |
| else if (xmlStrEqual(attrValue, BAD_CAST "required")) |
| ret->occurs = XML_SCHEMAS_ATTR_USE_REQUIRED; |
| else |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_INVALID_ATTR_USE, |
| (xmlSchemaTypePtr) ret, (xmlNodePtr) attr, |
| NULL, "(optional | prohibited | required)", |
| attrValue, NULL, NULL, NULL); |
| } else |
| ret->occurs = XML_SCHEMAS_ATTR_USE_OPTIONAL; |
| /* |
| * 3.2.3 : 2 |
| * If default and use are both present, use must have |
| * the actual value optional. |
| */ |
| if ((ret->occurs != XML_SCHEMAS_ATTR_USE_OPTIONAL) && |
| (ret->defValue != NULL) && |
| ((ret->flags & XML_SCHEMAS_ATTR_FIXED) == 0)) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_SRC_ATTRIBUTE_2, |
| (xmlSchemaTypePtr) ret, (xmlNodePtr) attr, |
| NULL, "(optional | prohibited | required)", NULL, |
| "The value must be 'optional' if the attribute " |
| "'default' is present as well", NULL, NULL); |
| } |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (isRef) { |
| if (child != NULL) { |
| if (IS_SCHEMA(child, "simpleType")) |
| /* |
| * 3.2.3 : 3.2 |
| * If ref is present, then all of <simpleType>, |
| * form and type must be absent. |
| */ |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_SRC_ATTRIBUTE_3_2, |
| &repName, (xmlSchemaTypePtr) ret, node, child, NULL, |
| "(annotation?)"); |
| else |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, node, child, NULL, |
| "(annotation?)"); |
| } |
| } else { |
| if (IS_SCHEMA(child, "simpleType")) { |
| if (ret->typeName != NULL) { |
| /* |
| * 3.2.3 : 4 |
| * type and <simpleType> must not both be present. |
| */ |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_SRC_ATTRIBUTE_4, |
| &repName, (xmlSchemaTypePtr) ret, node, child, |
| "The attribute 'type' and the <simpleType> child " |
| "are mutually exclusive", NULL); |
| } else |
| ret->subtypes = xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| child = child->next; |
| } |
| if (child != NULL) |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, node, child, NULL, |
| "(annotation?, simpleType?)"); |
| } |
| /* |
| * Cleanup. |
| */ |
| if (repName != NULL) |
| xmlFree(repName); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaParseAttributeGroup: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Attribute Group declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the attribute group or NULL in case of error. |
| */ |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaParseAttributeGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node, |
| int topLevel) |
| { |
| const xmlChar *name; |
| xmlSchemaAttributeGroupPtr ret; |
| xmlNodePtr child = NULL; |
| const xmlChar *oldcontainer; |
| xmlAttrPtr attr, nameAttr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| nameAttr = xmlSchemaGetPropNode(node, "name"); |
| attr = xmlSchemaGetPropNode(node, "ref"); |
| if ((topLevel) || (attr == NULL)) { |
| /* |
| * Parse as an attribute group definition. |
| * Note that those are allowed at top level only. |
| */ |
| if (nameAttr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, "name", NULL); |
| return (NULL); |
| } |
| /* REDUNDANT: name = xmlSchemaGetNodeContent(ctxt, |
| * (xmlNodePtr) nameAttr); |
| */ |
| /* |
| * The name is crucial, exit if invalid. |
| */ |
| if (xmlSchemaPValAttrNode(ctxt, |
| NULL, NULL, nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) { |
| return (NULL); |
| } |
| ret = xmlSchemaAddAttributeGroup(ctxt, schema, name, node); |
| if (ret == NULL) |
| return (NULL); |
| ret->type = XML_SCHEMA_TYPE_ATTRIBUTEGROUP; |
| ret->flags |= XML_SCHEMAS_ATTRGROUP_GLOBAL; |
| ret->node = node; |
| ret->targetNamespace = schema->targetNamespace; |
| } else { |
| char buf[50]; |
| const xmlChar *refNs = NULL, *ref = NULL; |
| |
| /* |
| * Parse as an attribute group definition reference. |
| */ |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, "ref", NULL); |
| } |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| NULL, NULL, attr, &refNs,&ref); |
| |
| snprintf(buf, 49, "#agRef%d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| if (name == NULL) { |
| xmlSchemaPErrMemory(ctxt, "creating internal name for an " |
| "attribute group definition reference", node); |
| return (NULL); |
| } |
| ret = xmlSchemaAddAttributeGroup(ctxt, schema, name, node); |
| if (ret == NULL) |
| return (NULL); |
| ret->type = XML_SCHEMA_TYPE_ATTRIBUTEGROUP; |
| ret->ref = ref; |
| ret->refNs = refNs; |
| ret->node = node; |
| xmlSchemaCheckReference(ctxt, schema, node, |
| (xmlSchemaBasicItemPtr) ret, refNs); |
| } |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((((topLevel == 0) && (!xmlStrEqual(attr->name, BAD_CAST "ref"))) || |
| (topLevel && (!xmlStrEqual(attr->name, BAD_CAST "name")))) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id"))) |
| { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* TODO: Validate "id" ? */ |
| /* |
| * And now for the children... |
| */ |
| oldcontainer = ctxt->container; |
| ctxt->container = name; |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (topLevel) { |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, (xmlSchemaTypePtr) ret); |
| if (IS_SCHEMA(child, "anyAttribute")) { |
| ret->attributeWildcard = xmlSchemaParseAnyAttribute(ctxt, schema, child); |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?)"); |
| } |
| ctxt->container = oldcontainer; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaPValAttrFormDefault: |
| * @value: the value |
| * @flags: the flags to be modified |
| * @flagQualified: the specific flag for "qualified" |
| * |
| * Returns 0 if the value is valid, 1 otherwise. |
| */ |
| static int |
| xmlSchemaPValAttrFormDefault(const xmlChar *value, |
| int *flags, |
| int flagQualified) |
| { |
| if (xmlStrEqual(value, BAD_CAST "qualified")) { |
| if ((*flags & flagQualified) == 0) |
| *flags |= flagQualified; |
| } else if (!xmlStrEqual(value, BAD_CAST "unqualified")) |
| return (1); |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaPValAttrBlockFinal: |
| * @value: the value |
| * @flags: the flags to be modified |
| * @flagAll: the specific flag for "#all" |
| * @flagExtension: the specific flag for "extension" |
| * @flagRestriction: the specific flag for "restriction" |
| * @flagSubstitution: the specific flag for "substitution" |
| * @flagList: the specific flag for "list" |
| * @flagUnion: the specific flag for "union" |
| * |
| * Validates the value of the attribute "final" and "block". The value |
| * is converted into the specified flag values and returned in @flags. |
| * |
| * Returns 0 if the value is valid, 1 otherwise. |
| */ |
| |
| static int |
| xmlSchemaPValAttrBlockFinal(const xmlChar *value, |
| int *flags, |
| int flagAll, |
| int flagExtension, |
| int flagRestriction, |
| int flagSubstitution, |
| int flagList, |
| int flagUnion) |
| { |
| int ret = 0; |
| |
| /* |
| * TODO: This does not check for dublicate entries. |
| */ |
| if ((flags == NULL) || (value == NULL)) |
| return (-1); |
| if (value[0] == 0) |
| return (0); |
| if (xmlStrEqual(value, BAD_CAST "#all")) { |
| if (flagAll != -1) |
| *flags |= flagAll; |
| else { |
| if (flagExtension != -1) |
| *flags |= flagExtension; |
| if (flagRestriction != -1) |
| *flags |= flagRestriction; |
| if (flagSubstitution != -1) |
| *flags |= flagSubstitution; |
| if (flagList != -1) |
| *flags |= flagList; |
| if (flagUnion != -1) |
| *flags |= flagUnion; |
| } |
| } else { |
| const xmlChar *end, *cur = value; |
| xmlChar *item; |
| |
| do { |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| item = xmlStrndup(cur, end - cur); |
| if (xmlStrEqual(item, BAD_CAST "extension")) { |
| if (flagExtension != -1) { |
| if ((*flags & flagExtension) == 0) |
| *flags |= flagExtension; |
| } else |
| ret = 1; |
| } else if (xmlStrEqual(item, BAD_CAST "restriction")) { |
| if (flagRestriction != -1) { |
| if ((*flags & flagRestriction) == 0) |
| *flags |= flagRestriction; |
| } else |
| ret = 1; |
| } else if (xmlStrEqual(item, BAD_CAST "substitution")) { |
| if (flagSubstitution != -1) { |
| if ((*flags & flagSubstitution) == 0) |
| *flags |= flagSubstitution; |
| } else |
| ret = 1; |
| } else if (xmlStrEqual(item, BAD_CAST "list")) { |
| if (flagList != -1) { |
| if ((*flags & flagList) == 0) |
| *flags |= flagList; |
| } else |
| ret = 1; |
| } else if (xmlStrEqual(item, BAD_CAST "union")) { |
| if (flagUnion != -1) { |
| if ((*flags & flagUnion) == 0) |
| *flags |= flagUnion; |
| } else |
| ret = 1; |
| } else |
| ret = 1; |
| if (item != NULL) |
| xmlFree(item); |
| cur = end; |
| } while ((ret == 0) && (*cur != 0)); |
| } |
| |
| return (ret); |
| } |
| |
| static int |
| xmlSchemaCheckCSelectorXPath(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaIDCPtr idc, |
| xmlSchemaIDCSelectPtr selector, |
| xmlAttrPtr attr, |
| int isField) |
| { |
| xmlNodePtr node; |
| |
| /* |
| * c-selector-xpath: |
| * Schema Component Constraint: Selector Value OK |
| * |
| * TODO: 1 The {selector} must be a valid XPath expression, as defined |
| * in [XPath]. |
| */ |
| if (selector == NULL) { |
| xmlSchemaPErr(ctxt, idc->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckCSelectorXPath, " |
| "the selector is not specified.\n", NULL, NULL); |
| return (-1); |
| } |
| if (attr == NULL) |
| node = idc->node; |
| else |
| node = (xmlNodePtr) attr; |
| if (selector->xpath == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| /* TODO: Adjust error code. */ |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, NULL, node, |
| "The XPath expression of the selector is not valid", NULL); |
| return (XML_SCHEMAP_S4S_ATTR_INVALID_VALUE); |
| } else { |
| const xmlChar **nsArray = NULL; |
| xmlNsPtr *nsList = NULL; |
| /* |
| * Compile the XPath expression. |
| */ |
| /* |
| * TODO: We need the array of in-scope namespaces for compilation. |
| * TODO: Call xmlPatterncompile with different options for selector/ |
| * field. |
| */ |
| nsList = xmlGetNsList(attr->doc, attr->parent); |
| /* |
| * Build an array of prefixes and namespaces. |
| */ |
| if (nsList != NULL) { |
| int i, count = 0; |
| xmlNsPtr ns; |
| |
| for (i = 0; nsList[i] != NULL; i++) |
| count++; |
| |
| nsArray = (const xmlChar **) xmlMalloc( |
| (count * 2 + 1) * sizeof(const xmlChar *)); |
| if (nsArray == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating a namespace array", |
| NULL); |
| return (-1); |
| } |
| for (i = 0; i < count; i++) { |
| ns = nsList[i]; |
| nsArray[2 * i] = nsList[i]->href; |
| nsArray[2 * i + 1] = nsList[i]->prefix; |
| } |
| nsArray[count * 2] = NULL; |
| xmlFree(nsList); |
| } |
| /* |
| * TODO: Differentiate between "selector" and "field". |
| */ |
| if (isField) |
| selector->xpathComp = (void *) xmlPatterncompile(selector->xpath, |
| NULL, XML_PATTERN_XSFIELD, nsArray); |
| else |
| selector->xpathComp = (void *) xmlPatterncompile(selector->xpath, |
| NULL, XML_PATTERN_XSSEL, nsArray); |
| if (nsArray != NULL) |
| xmlFree((xmlChar **) nsArray); |
| |
| if (selector->xpathComp == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| /* TODO: Adjust error code? */ |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, NULL, node, |
| "The XPath expression '%s' could not be " |
| "compiled", selector->xpath); |
| return (XML_SCHEMAP_S4S_ATTR_INVALID_VALUE); |
| } |
| } |
| return (0); |
| } |
| |
| #define ADD_ANNOTATION(annot) \ |
| xmlSchemaAnnotPtr cur = item->annot; \ |
| if (item->annot == NULL) { \ |
| item->annot = annot; \ |
| return (annot); \ |
| } \ |
| cur = item->annot; \ |
| if (cur->next != NULL) { \ |
| cur = cur->next; \ |
| } \ |
| cur->next = annot; |
| |
| /** |
| * xmlSchemaAssignAnnotation: |
| * @item: the schema component |
| * @annot: the annotation |
| * |
| * Adds the annotation to the given schema component. |
| * |
| * Returns the given annotaion. |
| */ |
| static xmlSchemaAnnotPtr |
| xmlSchemaAddAnnotation(xmlSchemaAnnotItemPtr annItem, |
| xmlSchemaAnnotPtr annot) |
| { |
| if ((annItem == NULL) || (annot == NULL)) |
| return (NULL); |
| switch (annItem->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: { |
| xmlSchemaElementPtr item = (xmlSchemaElementPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTE: { |
| xmlSchemaAttributePtr item = (xmlSchemaAttributePtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| case XML_SCHEMA_TYPE_ANY: { |
| xmlSchemaWildcardPtr item = (xmlSchemaWildcardPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_PARTICLE: |
| case XML_SCHEMA_TYPE_IDC_KEY: |
| case XML_SCHEMA_TYPE_IDC_KEYREF: |
| case XML_SCHEMA_TYPE_IDC_UNIQUE: { |
| xmlSchemaAnnotItemPtr item = (xmlSchemaAnnotItemPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: { |
| xmlSchemaAttributeGroupPtr item = |
| (xmlSchemaAttributeGroupPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_NOTATION: { |
| xmlSchemaNotationPtr item = (xmlSchemaNotationPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| case XML_SCHEMA_FACET_PATTERN: |
| case XML_SCHEMA_FACET_ENUMERATION: |
| case XML_SCHEMA_FACET_WHITESPACE: |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: { |
| xmlSchemaFacetPtr item = (xmlSchemaFacetPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_SIMPLE: |
| case XML_SCHEMA_TYPE_COMPLEX: { |
| xmlSchemaTypePtr item = (xmlSchemaTypePtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_GROUP: { |
| xmlSchemaModelGroupDefPtr item = (xmlSchemaModelGroupDefPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: { |
| xmlSchemaModelGroupPtr item = (xmlSchemaModelGroupPtr) annItem; |
| ADD_ANNOTATION(annot) |
| } |
| break; |
| default: |
| xmlSchemaPCustomErr(NULL, |
| XML_SCHEMAP_INTERNAL, |
| NULL, NULL, NULL, |
| "Internal error: xmlSchemaAddAnnotation, " |
| "The item is not a annotated schema component", NULL); |
| break; |
| } |
| return (annot); |
| } |
| |
| /** |
| * xmlSchemaParseIDCSelectorAndField: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses a XML Schema identity-contraint definition's |
| * <selector> and <field> elements. |
| * |
| * Returns the parsed identity-constraint definition. |
| */ |
| static xmlSchemaIDCSelectPtr |
| xmlSchemaParseIDCSelectorAndField(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlSchemaIDCPtr idc, |
| xmlNodePtr node, |
| int isField) |
| { |
| xmlSchemaIDCSelectPtr item; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "xpath"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Create the item. |
| */ |
| item = (xmlSchemaIDCSelectPtr) xmlMalloc(sizeof(xmlSchemaIDCSelect)); |
| if (item == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "allocating a 'selector' of an identity-constraint definition", |
| NULL); |
| return (NULL); |
| } |
| memset(item, 0, sizeof(xmlSchemaIDCSelect)); |
| /* |
| * Attribute "xpath" (mandatory). |
| */ |
| attr = xmlSchemaGetPropNode(node, "xpath"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "name", NULL); |
| } else { |
| item->xpath = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| /* |
| * URGENT TODO: "field"s have an other syntax than "selector"s. |
| */ |
| |
| if (xmlSchemaCheckCSelectorXPath(ctxt, idc, item, attr, |
| isField) == -1) { |
| xmlSchemaPErr(ctxt, |
| (xmlNodePtr) attr, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaParseIDCSelectorAndField, " |
| "validating the XPath expression of a IDC selector.\n", |
| NULL, NULL); |
| } |
| |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the parent IDC. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) idc, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?)"); |
| } |
| |
| return (item); |
| } |
| |
| /** |
| * xmlSchemaParseIDC: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses a XML Schema identity-contraint definition. |
| * |
| * Returns the parsed identity-constraint definition. |
| */ |
| static xmlSchemaIDCPtr |
| xmlSchemaParseIDC(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| xmlSchemaTypeType idcCategory, |
| const xmlChar *targetNamespace) |
| { |
| xmlSchemaIDCPtr item = NULL; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *name = NULL; |
| xmlSchemaIDCSelectPtr field = NULL, lastField = NULL; |
| int resAdd; |
| |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| ((idcCategory != XML_SCHEMA_TYPE_IDC_KEYREF) || |
| (!xmlStrEqual(attr->name, BAD_CAST "refer")))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Attribute "name" (mandatory). |
| */ |
| attr = xmlSchemaGetPropNode(node, "name"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "name", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNode(ctxt, |
| NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) { |
| return (NULL); |
| } |
| /* |
| * Create the component. |
| */ |
| if (schema->idcDef == NULL) |
| schema->idcDef = xmlHashCreateDict(10, ctxt->dict); |
| if (schema->idcDef == NULL) |
| return (NULL); |
| |
| item = (xmlSchemaIDCPtr) xmlMalloc(sizeof(xmlSchemaIDC)); |
| if (item == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "allocating an identity-constraint definition", NULL); |
| return (NULL); |
| } |
| /* |
| * Add the IDC to the list of IDCs on the schema component. |
| */ |
| resAdd = xmlHashAddEntry2(schema->idcDef, name, targetNamespace, item); |
| if (resAdd != 0) { |
| xmlSchemaPCustomErrExt(ctxt, |
| XML_SCHEMAP_REDEFINED_TYPE, |
| NULL, NULL, node, |
| "An identity-constraint definition with the name '%s' " |
| "and targetNamespace '%s' does already exist", |
| name, targetNamespace, NULL); |
| xmlFree(item); |
| return (NULL); |
| } |
| memset(item, 0, sizeof(xmlSchemaIDC)); |
| item->name = name; |
| item->type = idcCategory; |
| item->node = node; |
| /* |
| * The target namespace of the parent element declaration. |
| */ |
| item->targetNamespace = targetNamespace; |
| xmlSchemaPValAttrID(ctxt, NULL, (xmlSchemaTypePtr) item, |
| node, BAD_CAST "id"); |
| if (idcCategory == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| /* |
| * Attribute "refer" (mandatory). |
| */ |
| attr = xmlSchemaGetPropNode(node, "refer"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "refer", NULL); |
| } else { |
| /* |
| * Create a reference item. |
| */ |
| item->ref = xmlSchemaNewQNameRef(schema, XML_SCHEMA_TYPE_IDC_KEY, |
| NULL, NULL); |
| if (item->ref == NULL) |
| return (NULL); |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| NULL, NULL, attr, |
| &(item->ref->targetNamespace), |
| &(item->ref->name)); |
| xmlSchemaCheckReference(ctxt, schema, node, |
| (xmlSchemaBasicItemPtr) item, |
| item->ref->targetNamespace); |
| } |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| item->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child == NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_MISSING, |
| NULL, NULL, node, child, |
| "A child element is missing", |
| "(annotation?, (selector, field+))"); |
| } |
| /* |
| * Child element <selector>. |
| */ |
| if (IS_SCHEMA(child, "selector")) { |
| item->selector = xmlSchemaParseIDCSelectorAndField(ctxt, schema, |
| item, child, 0); |
| child = child->next; |
| /* |
| * Child elements <field>. |
| */ |
| if (IS_SCHEMA(child, "field")) { |
| do { |
| field = xmlSchemaParseIDCSelectorAndField(ctxt, schema, |
| item, child, 1); |
| if (field != NULL) { |
| field->index = item->nbFields; |
| item->nbFields++; |
| if (lastField != NULL) |
| lastField->next = field; |
| else |
| item->fields = field; |
| lastField = field; |
| } |
| child = child->next; |
| } while (IS_SCHEMA(child, "field")); |
| } else { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?, (selector, field+))"); |
| } |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?, (selector, field+))"); |
| } |
| |
| return (item); |
| } |
| |
| /** |
| * xmlSchemaParseElement: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * @topLevel: indicates if this is global declaration |
| * |
| * Parses a XML schema element declaration. |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the element declaration or a particle; NULL in case |
| * of an error or if the particle has minOccurs==maxOccurs==0. |
| */ |
| static xmlSchemaBasicItemPtr |
| xmlSchemaParseElement(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaElementPtr decl = NULL; |
| xmlSchemaParticlePtr particle = NULL; |
| xmlSchemaAnnotPtr annot = NULL; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr, nameAttr; |
| int min, max, isRef = 0; |
| xmlChar *des = NULL; |
| |
| /* 3.3.3 Constraints on XML Representations of Element Declarations */ |
| /* TODO: Complete implementation of 3.3.6 */ |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* |
| * If we get a "ref" attribute on a local <element> we will assume it's |
| * a reference - even if there's a "name" attribute; this seems to be more |
| * robust. |
| */ |
| nameAttr = xmlSchemaGetPropNode(node, "name"); |
| attr = xmlSchemaGetPropNode(node, "ref"); |
| if ((topLevel) || (attr == NULL)) { |
| if (nameAttr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, "name", NULL); |
| return (NULL); |
| } |
| } else |
| isRef = 1; |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| /* |
| * Skip particle part if a global declaration. |
| */ |
| if (topLevel) |
| goto declaration_part; |
| /* |
| * The particle part ================================================== |
| */ |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, "xs:nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, "(xs:nonNegativeInteger | unbounded)"); |
| xmlSchemaPCheckParticleCorrect_2(ctxt, NULL, node, min, max); |
| particle = xmlSchemaAddParticle(ctxt, schema, node, min, max); |
| if (particle == NULL) |
| goto return_null; |
| |
| /* ret->flags |= XML_SCHEMAS_ELEM_REF; */ |
| |
| if (isRef) { |
| const xmlChar *refNs = NULL, *ref = NULL; |
| xmlSchemaQNameRefPtr refer = NULL; |
| /* |
| * The reference part ============================================= |
| */ |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| NULL, NULL, attr, &refNs, &ref); |
| xmlSchemaCheckReference(ctxt, schema, node, NULL, refNs); |
| /* |
| * SPEC (3.3.3 : 2.1) "One of ref or name must be present, but not both" |
| */ |
| if (nameAttr != NULL) { |
| xmlSchemaPMutualExclAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_2_1, |
| NULL, NULL, nameAttr, "ref", "name"); |
| } |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (xmlStrEqual(attr->name, BAD_CAST "ref") || |
| xmlStrEqual(attr->name, BAD_CAST "name") || |
| xmlStrEqual(attr->name, BAD_CAST "id") || |
| xmlStrEqual(attr->name, BAD_CAST "maxOccurs") || |
| xmlStrEqual(attr->name, BAD_CAST "minOccurs")) |
| { |
| attr = attr->next; |
| continue; |
| } else { |
| /* SPEC (3.3.3 : 2.2) */ |
| xmlSchemaPCustomAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_2_2, |
| NULL, NULL, attr, |
| "Only the attributes 'minOccurs', 'maxOccurs' and " |
| "'id' are allowed in addition to 'ref'"); |
| break; |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * No children except <annotation> expected. |
| */ |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, "(annotation?)"); |
| } |
| if ((min == 0) && (max == 0)) |
| goto return_null; |
| /* |
| * Create the reference item. |
| */ |
| refer = xmlSchemaNewQNameRef(schema, XML_SCHEMA_TYPE_ELEMENT, |
| ref, refNs); |
| if (refer == NULL) |
| goto return_null; |
| particle->children = (xmlSchemaTreeItemPtr) refer; |
| particle->annot = annot; |
| /* |
| * Add to assembled items; the reference need to be resolved. |
| */ |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) particle); |
| |
| return ((xmlSchemaBasicItemPtr) particle); |
| } |
| /* |
| * The declaration part =============================================== |
| */ |
| declaration_part: |
| { |
| const xmlChar *ns = NULL, *fixed, *name, *oldcontainer, *attrValue; |
| xmlSchemaIDCPtr curIDC = NULL, lastIDC = NULL; |
| |
| if (xmlSchemaPValAttrNode(ctxt, NULL, NULL, nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) |
| goto return_null; |
| /* |
| * Evaluate the target namespace. |
| */ |
| if (topLevel) { |
| ns = schema->targetNamespace; |
| } else { |
| attr = xmlSchemaGetPropNode(node, "form"); |
| if (attr != NULL) { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlStrEqual(attrValue, BAD_CAST "qualified")) { |
| ns = schema->targetNamespace; |
| } else if (!xmlStrEqual(attrValue, BAD_CAST "unqualified")) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, (xmlNodePtr) attr, |
| NULL, "(qualified | unqualified)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } else if (schema->flags & XML_SCHEMAS_QUALIF_ELEM) |
| ns = schema->targetNamespace; |
| } |
| decl = xmlSchemaAddElement(ctxt, schema, name, ns, node, topLevel); |
| if (decl == NULL) { |
| goto return_null; |
| } |
| decl->type = XML_SCHEMA_TYPE_ELEMENT; |
| decl->node = node; |
| decl->targetNamespace = ns; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "type")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "default")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "fixed")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "block")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "nillable"))) |
| { |
| if (topLevel == 0) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "maxOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "form"))) |
| { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, (xmlSchemaTypePtr) decl, attr); |
| } |
| } else if ((!xmlStrEqual(attr->name, BAD_CAST "final")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "abstract")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "substitutionGroup"))) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, (xmlSchemaTypePtr) decl, attr); |
| } |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, (xmlSchemaTypePtr) decl, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Extract/validate attributes. |
| */ |
| if (topLevel) { |
| /* |
| * Process top attributes of global element declarations here. |
| */ |
| decl->flags |= XML_SCHEMAS_ELEM_GLOBAL; |
| decl->flags |= XML_SCHEMAS_ELEM_TOPLEVEL; |
| xmlSchemaPValAttrQName(ctxt, schema, NULL, |
| (xmlSchemaTypePtr) decl, node, "substitutionGroup", |
| &(decl->substGroupNs), &(decl->substGroup)); |
| if (xmlGetBooleanProp(ctxt, NULL, (xmlSchemaTypePtr) decl, |
| node, "abstract", 0)) |
| decl->flags |= XML_SCHEMAS_ELEM_ABSTRACT; |
| /* |
| * Attribute "final". |
| */ |
| attr = xmlSchemaGetPropNode(node, "final"); |
| if (attr == NULL) { |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_EXTENSION) |
| decl->flags |= XML_SCHEMAS_ELEM_FINAL_EXTENSION; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION) |
| decl->flags |= XML_SCHEMAS_ELEM_FINAL_RESTRICTION; |
| } else { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(decl->flags), |
| -1, |
| XML_SCHEMAS_ELEM_FINAL_EXTENSION, |
| XML_SCHEMAS_ELEM_FINAL_RESTRICTION, -1, -1, -1) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| (xmlSchemaTypePtr) decl, (xmlNodePtr) attr, |
| NULL, "(#all | List of (extension | restriction))", |
| attrValue, NULL, NULL, NULL); |
| } |
| } |
| } |
| /* |
| * Attribute "block". |
| */ |
| attr = xmlSchemaGetPropNode(node, "block"); |
| if (attr == NULL) { |
| /* |
| * Apply default "block" values. |
| */ |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION) |
| decl->flags |= XML_SCHEMAS_ELEM_BLOCK_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION) |
| decl->flags |= XML_SCHEMAS_ELEM_BLOCK_EXTENSION; |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION) |
| decl->flags |= XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION; |
| } else { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(decl->flags), |
| -1, |
| XML_SCHEMAS_ELEM_BLOCK_EXTENSION, |
| XML_SCHEMAS_ELEM_BLOCK_RESTRICTION, |
| XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION, -1, -1) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| (xmlSchemaTypePtr) decl, (xmlNodePtr) attr, |
| NULL, "(#all | List of (extension | " |
| "restriction | substitution))", attrValue, |
| NULL, NULL, NULL); |
| } |
| } |
| if (xmlGetBooleanProp(ctxt, NULL, (xmlSchemaTypePtr) decl, |
| node, "nillable", 0)) |
| decl->flags |= XML_SCHEMAS_ELEM_NILLABLE; |
| |
| attr = xmlSchemaGetPropNode(node, "type"); |
| if (attr != NULL) { |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| NULL, (xmlSchemaTypePtr) decl, attr, |
| &(decl->namedTypeNs), &(decl->namedType)); |
| xmlSchemaCheckReference(ctxt, schema, node, |
| (xmlSchemaBasicItemPtr) decl, decl->namedTypeNs); |
| } |
| decl->value = xmlSchemaGetProp(ctxt, node, "default"); |
| attr = xmlSchemaGetPropNode(node, "fixed"); |
| if (attr != NULL) { |
| fixed = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (decl->value != NULL) { |
| /* |
| * 3.3.3 : 1 |
| * default and fixed must not both be present. |
| */ |
| xmlSchemaPMutualExclAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_1, |
| NULL, (xmlSchemaTypePtr) decl, attr, |
| "default", "fixed"); |
| } else { |
| decl->flags |= XML_SCHEMAS_ELEM_FIXED; |
| decl->value = fixed; |
| } |
| } |
| /* |
| * And now for the children... |
| */ |
| oldcontainer = ctxt->container; |
| ctxt->container = decl->name; |
| if (IS_SCHEMA(child, "complexType")) { |
| /* |
| * 3.3.3 : 3 |
| * "type" and either <simpleType> or <complexType> are mutually |
| * exclusive |
| */ |
| if (decl->namedType != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_3, |
| NULL, (xmlSchemaTypePtr) decl, node, child, |
| "The attribute 'type' and the <complexType> child are " |
| "mutually exclusive", NULL); |
| } else |
| ELEM_TYPE(decl) = xmlSchemaParseComplexType(ctxt, schema, child, 0); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "simpleType")) { |
| /* |
| * 3.3.3 : 3 |
| * "type" and either <simpleType> or <complexType> are |
| * mutually exclusive |
| */ |
| if (decl->namedType != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_3, |
| NULL, (xmlSchemaTypePtr) decl, node, child, |
| "The attribute 'type' and the <simpleType> child are " |
| "mutually exclusive", NULL); |
| } else |
| ELEM_TYPE(decl) = xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| child = child->next; |
| } |
| while ((IS_SCHEMA(child, "unique")) || |
| (IS_SCHEMA(child, "key")) || (IS_SCHEMA(child, "keyref"))) { |
| if (IS_SCHEMA(child, "unique")) { |
| curIDC = xmlSchemaParseIDC(ctxt, schema, child, |
| XML_SCHEMA_TYPE_IDC_UNIQUE, decl->targetNamespace); |
| } else if (IS_SCHEMA(child, "key")) { |
| curIDC = xmlSchemaParseIDC(ctxt, schema, child, |
| XML_SCHEMA_TYPE_IDC_KEY, decl->targetNamespace); |
| } else if (IS_SCHEMA(child, "keyref")) { |
| curIDC = xmlSchemaParseIDC(ctxt, schema, child, |
| XML_SCHEMA_TYPE_IDC_KEYREF, decl->targetNamespace); |
| } |
| if (lastIDC != NULL) |
| lastIDC->next = curIDC; |
| else |
| decl->idcs = (void *) curIDC; |
| lastIDC = curIDC; |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, (xmlSchemaTypePtr) decl, node, child, |
| NULL, "(annotation?, ((simpleType | complexType)?, " |
| "(unique | key | keyref)*))"); |
| } |
| ctxt->container = oldcontainer; |
| decl->annot = annot; |
| } |
| /* |
| * NOTE: Element Declaration Representation OK 4. will be checked at a |
| * different layer. |
| */ |
| FREE_AND_NULL(des) |
| if (topLevel) |
| return ((xmlSchemaBasicItemPtr) decl); |
| else { |
| particle->children = (xmlSchemaTreeItemPtr) decl; |
| return ((xmlSchemaBasicItemPtr) particle); |
| } |
| |
| return_null: |
| FREE_AND_NULL(des); |
| if (annot != NULL) { |
| if (particle != NULL) |
| particle->annot = NULL; |
| if (decl != NULL) |
| decl->annot = NULL; |
| xmlSchemaFreeAnnot(annot); |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaParseUnion: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Union definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of internal error, 0 in case of success and a positive |
| * error code otherwise. |
| */ |
| static int |
| xmlSchemaParseUnion(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *cur = NULL; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| /* |
| * Mark the simple type as being of variety "union". |
| */ |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_UNION; |
| /* |
| * SPEC (Base type) (2) "If the <list> or <union> alternative is chosen, |
| * then the ·simple ur-type definition·." |
| */ |
| type->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "memberTypes"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * Attribute "memberTypes". This is a list of QNames. |
| * TODO: Check the value to contain anything. |
| */ |
| attr = xmlSchemaGetPropNode(node, "memberTypes"); |
| if (attr != NULL) { |
| const xmlChar *end; |
| xmlChar *tmp; |
| const xmlChar *localName, *nsName; |
| xmlSchemaTypeLinkPtr link, lastLink = NULL; |
| xmlSchemaQNameRefPtr ref; |
| |
| cur = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| type->ref = cur; |
| do { |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| tmp = xmlStrndup(cur, end - cur); |
| if (xmlSchemaPValAttrNodeQNameValue(ctxt, schema, NULL, |
| NULL, attr, BAD_CAST tmp, &nsName, &localName) == 0) { |
| /* |
| * Create the member type link. |
| */ |
| link = (xmlSchemaTypeLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaTypeLink)); |
| if (link == NULL) { |
| xmlSchemaPErrMemory(ctxt, "xmlSchemaParseUnion, " |
| "allocating a type link", NULL); |
| return (-1); |
| } |
| link->type = NULL; |
| link->next = NULL; |
| if (lastLink == NULL) |
| type->memberTypes = link; |
| else |
| lastLink->next = link; |
| lastLink = link; |
| /* |
| * Create a reference item. |
| */ |
| ref = xmlSchemaNewQNameRef(schema, XML_SCHEMA_TYPE_SIMPLE, |
| localName, nsName); |
| if (ref == NULL) { |
| FREE_AND_NULL(tmp) |
| return (-1); |
| } |
| /* |
| * Assign the reference to the link, it will be resolved |
| * later during fixup of the union simple type. |
| */ |
| link->type = (xmlSchemaTypePtr) ref; |
| } |
| FREE_AND_NULL(tmp) |
| cur = end; |
| } while (*cur != 0); |
| |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the simple type ancestor. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| if (IS_SCHEMA(child, "simpleType")) { |
| xmlSchemaTypePtr subtype, last = NULL; |
| |
| /* |
| * Anchor the member types in the "subtypes" field of the |
| * simple type. |
| */ |
| while (IS_SCHEMA(child, "simpleType")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| if (subtype != NULL) { |
| if (last == NULL) { |
| type->subtypes = subtype; |
| last = subtype; |
| } else { |
| last->next = subtype; |
| last = subtype; |
| } |
| last->next = NULL; |
| } |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, "(annotation?, simpleType*)"); |
| } |
| if ((attr == NULL) && (type->subtypes == NULL)) { |
| /* |
| * src-union-memberTypes-or-simpleTypes |
| * Either the memberTypes [attribute] of the <union> element must |
| * be non-empty or there must be at least one simpleType [child]. |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_UNION_MEMBERTYPES_OR_SIMPLETYPES, |
| NULL, NULL, node, |
| "Either the attribute 'memberTypes' or " |
| "at least one <simpleType> child must be present", NULL); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseList: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema List definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseList(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| /* |
| * Mark the type as being of variety "list". |
| */ |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST; |
| /* |
| * SPEC (Base type) (2) "If the <list> or <union> alternative is chosen, |
| * then the ·simple ur-type definition·." |
| */ |
| type->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "itemType"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| |
| /* |
| * Attribute "itemType". NOTE that we will use the "ref" and "refNs" |
| * fields for holding the reference to the itemType. |
| */ |
| xmlSchemaPValAttrQName(ctxt, schema, NULL, NULL, |
| node, "itemType", &(type->refNs), &(type->ref)); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| if (IS_SCHEMA(child, "simpleType")) { |
| /* |
| * src-list-itemType-or-simpleType |
| * Either the itemType [attribute] or the <simpleType> [child] of |
| * the <list> element must be present, but not both. |
| */ |
| if (type->ref != NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_1, |
| NULL, NULL, node, |
| "The attribute 'itemType' and the <simpleType> child " |
| "are mutually exclusive", NULL); |
| } else { |
| type->subtypes = xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| } |
| child = child->next; |
| } else if (type->ref == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_1, |
| NULL, NULL, node, |
| "Either the attribute 'itemType' or the <simpleType> child " |
| "must be present", NULL); |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, "(annotation?, simpleType?)"); |
| } |
| if ((type->ref == NULL) && |
| (type->subtypes == NULL) && |
| (xmlSchemaGetPropNode(node, "itemType") == NULL)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_1, |
| NULL, NULL, node, |
| "Either the attribute 'itemType' or the <simpleType> child " |
| "must be present", NULL); |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaParseSimpleType: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Simple Type definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseSimpleType(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaTypePtr type, oldCtxtType, oldParentItem; |
| xmlNodePtr child = NULL; |
| const xmlChar *attrValue = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| if (topLevel) { |
| attr = xmlSchemaGetPropNode(node, "name"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "name", NULL); |
| return (NULL); |
| } else { |
| if (xmlSchemaPValAttrNode(ctxt, |
| NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &attrValue) != 0) |
| return (NULL); |
| /* |
| * Skip built-in types. |
| */ |
| if (ctxt->isS4S) { |
| xmlSchemaTypePtr biType; |
| |
| biType = xmlSchemaGetPredefinedType(attrValue, xmlSchemaNs); |
| if (biType != NULL) |
| return (biType); |
| } |
| } |
| } |
| |
| if (topLevel == 0) { |
| char buf[40]; |
| |
| /* |
| * Parse as local simple type definition. |
| */ |
| snprintf(buf, 39, "#ST%d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, (const xmlChar *)buf, NULL, node); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_SIMPLE; |
| type->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (!xmlStrEqual(attr->name, BAD_CAST "id")) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, type, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, type, attr); |
| } |
| attr = attr->next; |
| } |
| } else { |
| /* |
| * Parse as global simple type definition. |
| * |
| * Note that attrValue is the value of the attribute "name" here. |
| */ |
| type = xmlSchemaAddType(ctxt, schema, attrValue, schema->targetNamespace, node); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_SIMPLE; |
| type->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| type->flags |= XML_SCHEMAS_TYPE_GLOBAL; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "final"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, type, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, type, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Attribute "final". |
| */ |
| attr = xmlSchemaGetPropNode(node, "final"); |
| if (attr == NULL) { |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION) |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_LIST) |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_LIST; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_UNION) |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_UNION; |
| } else { |
| attrValue = xmlSchemaGetProp(ctxt, node, "final"); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(type->flags), |
| -1, -1, XML_SCHEMAS_TYPE_FINAL_RESTRICTION, -1, |
| XML_SCHEMAS_TYPE_FINAL_LIST, |
| XML_SCHEMAS_TYPE_FINAL_UNION) != 0) { |
| |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| type, (xmlNodePtr) attr, |
| NULL, "(#all | List of (list | union | restriction)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } |
| } |
| type->targetNamespace = schema->targetNamespace; |
| xmlSchemaPValAttrID(ctxt, NULL, type, node, BAD_CAST "id"); |
| /* |
| * And now for the children... |
| */ |
| oldCtxtType = ctxt->ctxtType; |
| oldParentItem = ctxt->parentItem; |
| ctxt->ctxtType = type; |
| ctxt->parentItem = type; |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child == NULL) { |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_MISSING, |
| NULL, type, node, child, NULL, |
| "(annotation?, (restriction | list | union))"); |
| } else if (IS_SCHEMA(child, "restriction")) { |
| xmlSchemaParseRestriction(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SIMPLE); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "list")) { |
| xmlSchemaParseList(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "union")) { |
| xmlSchemaParseUnion(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, type, node, child, NULL, |
| "(annotation?, (restriction | list | union))"); |
| } |
| ctxt->parentItem = oldParentItem; |
| ctxt->ctxtType = oldCtxtType; |
| |
| return (type); |
| } |
| |
| /** |
| * xmlSchemaParseModelGroupDefRef: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses a XML schema particle (reference to a model group definition). |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaTreeItemPtr |
| xmlSchemaParseModelGroupDefRef(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaParticlePtr item; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *ref = NULL, *refNs = NULL; |
| int min, max; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| attr = xmlSchemaGetPropNode(node, "ref"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "ref", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNodeQName(ctxt, schema, NULL, NULL, |
| attr, &refNs, &ref) != 0) { |
| return (NULL); |
| } |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, "xs:nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, |
| "(xs:nonNegativeInteger | unbounded)"); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "ref")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "maxOccurs"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| item = xmlSchemaAddParticle(ctxt, schema, node, min, max); |
| if (item == NULL) |
| return (NULL); |
| /* |
| * Create a reference item as the term; it will be substituted for |
| * the model group after the reference has been resolved. |
| */ |
| item->children = (xmlSchemaTreeItemPtr) |
| xmlSchemaNewQNameRef(schema, XML_SCHEMA_TYPE_GROUP, ref, refNs); |
| xmlSchemaCheckReference(ctxt, schema, node, (xmlSchemaBasicItemPtr) item, refNs); |
| xmlSchemaPCheckParticleCorrect_2(ctxt, item, node, min, max); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| /* TODO: Is annotation even allowed for a model group reference? */ |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * TODO: What to do exactly with the annotation? |
| */ |
| item->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?)"); |
| } |
| /* |
| * Corresponds to no component at all if minOccurs==maxOccurs==0. |
| */ |
| if ((min == 0) && (max == 0)) |
| return (NULL); |
| if (ctxt->assemble != NULL) |
| xmlSchemaAddAssembledItem(ctxt, (xmlSchemaTypePtr) item); |
| return ((xmlSchemaTreeItemPtr) item); |
| } |
| |
| /** |
| * xmlSchemaParseModelGroupDefinition: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses a XML schema model group definition. |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaModelGroupDefPtr |
| xmlSchemaParseModelGroupDefinition(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaModelGroupDefPtr item; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *name; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| attr = xmlSchemaGetPropNode(node, "name"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, |
| "name", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNode(ctxt, |
| NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) { |
| return (NULL); |
| } |
| item = xmlSchemaAddGroup(ctxt, schema, name, schema->targetNamespace, node); |
| if (item == NULL) |
| return (NULL); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "name")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "id"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| item->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (IS_SCHEMA(child, "all")) { |
| item->children = xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_ALL, 0); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| item->children = xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_CHOICE, 0); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| item->children = xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SEQUENCE, 0); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (all | choice | sequence)?)"); |
| } |
| |
| return (item); |
| } |
| |
| /** |
| * xmlSchemaCleanupDoc: |
| * @ctxt: a schema validation context |
| * @node: the root of the document. |
| * |
| * removes unwanted nodes in a schemas document tree |
| */ |
| static void |
| xmlSchemaCleanupDoc(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr root) |
| { |
| xmlNodePtr delete, cur; |
| |
| if ((ctxt == NULL) || (root == NULL)) return; |
| |
| /* |
| * Remove all the blank text nodes |
| */ |
| delete = NULL; |
| cur = root; |
| while (cur != NULL) { |
| if (delete != NULL) { |
| xmlUnlinkNode(delete); |
| xmlFreeNode(delete); |
| delete = NULL; |
| } |
| if (cur->type == XML_TEXT_NODE) { |
| if (IS_BLANK_NODE(cur)) { |
| if (xmlNodeGetSpacePreserve(cur) != 1) { |
| delete = cur; |
| } |
| } |
| } else if ((cur->type != XML_ELEMENT_NODE) && |
| (cur->type != XML_CDATA_SECTION_NODE)) { |
| delete = cur; |
| goto skip_children; |
| } |
| |
| /* |
| * Skip to next node |
| */ |
| if (cur->children != NULL) { |
| if ((cur->children->type != XML_ENTITY_DECL) && |
| (cur->children->type != XML_ENTITY_REF_NODE) && |
| (cur->children->type != XML_ENTITY_NODE)) { |
| cur = cur->children; |
| continue; |
| } |
| } |
| skip_children: |
| if (cur->next != NULL) { |
| cur = cur->next; |
| continue; |
| } |
| |
| do { |
| cur = cur->parent; |
| if (cur == NULL) |
| break; |
| if (cur == root) { |
| cur = NULL; |
| break; |
| } |
| if (cur->next != NULL) { |
| cur = cur->next; |
| break; |
| } |
| } while (cur != NULL); |
| } |
| if (delete != NULL) { |
| xmlUnlinkNode(delete); |
| xmlFreeNode(delete); |
| delete = NULL; |
| } |
| } |
| |
| |
| /** |
| * xmlSchemaImportSchema |
| * |
| * @ctxt: a schema validation context |
| * @schemaLocation: an URI defining where to find the imported schema |
| * |
| * import a XML schema |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error and 1 in case of success. |
| */ |
| #if 0 |
| static xmlSchemaImportPtr |
| xmlSchemaImportSchema(xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar *schemaLocation) |
| { |
| xmlSchemaImportPtr import; |
| xmlSchemaParserCtxtPtr newctxt; |
| |
| newctxt = (xmlSchemaParserCtxtPtr) xmlMalloc(sizeof(xmlSchemaParserCtxt)); |
| if (newctxt == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating schema parser context", |
| NULL); |
| return (NULL); |
| } |
| memset(newctxt, 0, sizeof(xmlSchemaParserCtxt)); |
| /* Keep the same dictionnary for parsing, really */ |
| xmlDictReference(ctxt->dict); |
| newctxt->dict = ctxt->dict; |
| newctxt->includes = 0; |
| newctxt->URL = xmlDictLookup(newctxt->dict, schemaLocation, -1); |
| |
| xmlSchemaSetParserErrors(newctxt, ctxt->error, ctxt->warning, |
| ctxt->userData); |
| |
| import = (xmlSchemaImport*) xmlMalloc(sizeof(xmlSchemaImport)); |
| if (import == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating imported schema", |
| NULL); |
| xmlSchemaFreeParserCtxt(newctxt); |
| return (NULL); |
| } |
| |
| memset(import, 0, sizeof(xmlSchemaImport)); |
| import->schemaLocation = xmlDictLookup(ctxt->dict, schemaLocation, -1); |
| import->schema = xmlSchemaParse(newctxt); |
| |
| if (import->schema == NULL) { |
| /* FIXME use another error enum here ? */ |
| xmlSchemaPErr(ctxt, NULL, XML_SCHEMAP_INTERNAL, |
| "Failed to import schema from location \"%s\".\n", |
| schemaLocation, NULL); |
| |
| xmlSchemaFreeParserCtxt(newctxt); |
| /* The schemaLocation is held by the dictionary. |
| if (import->schemaLocation != NULL) |
| xmlFree((xmlChar *)import->schemaLocation); |
| */ |
| xmlFree(import); |
| return NULL; |
| } |
| |
| xmlSchemaFreeParserCtxt(newctxt); |
| return import; |
| } |
| #endif |
| |
| static void |
| xmlSchemaClearSchemaDefaults(xmlSchemaPtr schema) |
| { |
| if (schema->flags & XML_SCHEMAS_QUALIF_ELEM) |
| schema->flags ^= XML_SCHEMAS_QUALIF_ELEM; |
| |
| if (schema->flags & XML_SCHEMAS_QUALIF_ATTR) |
| schema->flags ^= XML_SCHEMAS_QUALIF_ATTR; |
| |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_EXTENSION) |
| schema->flags ^= XML_SCHEMAS_FINAL_DEFAULT_EXTENSION; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION) |
| schema->flags ^= XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_LIST) |
| schema->flags ^= XML_SCHEMAS_FINAL_DEFAULT_LIST; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_UNION) |
| schema->flags ^= XML_SCHEMAS_FINAL_DEFAULT_UNION; |
| |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION) |
| schema->flags ^= XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION; |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION) |
| schema->flags ^= XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION) |
| schema->flags ^= XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION; |
| } |
| |
| static void |
| xmlSchemaParseSchemaDefaults(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlAttrPtr attr; |
| const xmlChar *val; |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| if (schema->version == NULL) |
| xmlSchemaPValAttr(ctxt, NULL, NULL, node, "version", |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_TOKEN), &(schema->version)); |
| else |
| xmlSchemaPValAttr(ctxt, NULL, NULL, node, "version", |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_TOKEN), NULL); |
| |
| attr = xmlSchemaGetPropNode(node, "elementFormDefault"); |
| if (attr != NULL) { |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrFormDefault(val, &schema->flags, |
| XML_SCHEMAS_QUALIF_ELEM) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_ELEMFORMDEFAULT_VALUE, |
| NULL, (xmlNodePtr) attr, NULL, |
| "(qualified | unqualified)", val, NULL, NULL, NULL); |
| } |
| } |
| |
| attr = xmlSchemaGetPropNode(node, "attributeFormDefault"); |
| if (attr != NULL) { |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrFormDefault(val, &schema->flags, |
| XML_SCHEMAS_QUALIF_ATTR) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_ATTRFORMDEFAULT_VALUE, |
| NULL, (xmlNodePtr) attr, NULL, |
| "(qualified | unqualified)", val, NULL, NULL, NULL); |
| } |
| } |
| |
| attr = xmlSchemaGetPropNode(node, "finalDefault"); |
| if (attr != NULL) { |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(val, &(schema->flags), -1, |
| XML_SCHEMAS_FINAL_DEFAULT_EXTENSION, |
| XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION, |
| -1, |
| XML_SCHEMAS_FINAL_DEFAULT_LIST, |
| XML_SCHEMAS_FINAL_DEFAULT_UNION) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, (xmlNodePtr) attr, NULL, |
| "(#all | List of (extension | restriction | list | union))", |
| val, NULL, NULL, NULL); |
| } |
| } |
| |
| attr = xmlSchemaGetPropNode(node, "blockDefault"); |
| if (attr != NULL) { |
| val = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(val, &(schema->flags), -1, |
| XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION, |
| XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION, |
| XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION, -1, -1) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| NULL, (xmlNodePtr) attr, NULL, |
| "(#all | List of (extension | restriction | substitution))", |
| val, NULL, NULL, NULL); |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaParseSchemaTopLevel: |
| * @ctxt: a schema validation context |
| * @schema: the schemas |
| * @nodes: the list of top level nodes |
| * |
| * Returns the internal XML Schema structure built from the resource or |
| * NULL in case of error |
| */ |
| static void |
| xmlSchemaParseSchemaTopLevel(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr nodes) |
| { |
| xmlNodePtr child; |
| xmlSchemaAnnotPtr annot; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (nodes == NULL)) |
| return; |
| |
| child = nodes; |
| while ((IS_SCHEMA(child, "include")) || |
| (IS_SCHEMA(child, "import")) || |
| (IS_SCHEMA(child, "redefine")) || |
| (IS_SCHEMA(child, "annotation"))) { |
| if (IS_SCHEMA(child, "annotation")) { |
| annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| if (schema->annot == NULL) |
| schema->annot = annot; |
| else |
| xmlSchemaFreeAnnot(annot); |
| } else if (IS_SCHEMA(child, "import")) { |
| xmlSchemaParseImport(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "include")) { |
| ctxt->includes++; |
| xmlSchemaParseInclude(ctxt, schema, child); |
| ctxt->includes--; |
| } else if (IS_SCHEMA(child, "redefine")) { |
| TODO |
| } |
| child = child->next; |
| } |
| while (child != NULL) { |
| if (IS_SCHEMA(child, "complexType")) { |
| xmlSchemaParseComplexType(ctxt, schema, child, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "simpleType")) { |
| xmlSchemaParseSimpleType(ctxt, schema, child, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "element")) { |
| xmlSchemaParseElement(ctxt, schema, child, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "attribute")) { |
| xmlSchemaParseAttribute(ctxt, schema, child, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "attributeGroup")) { |
| xmlSchemaParseAttributeGroup(ctxt, schema, child, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "group")) { |
| xmlSchemaParseModelGroupDefinition(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "notation")) { |
| xmlSchemaParseNotation(ctxt, schema, child); |
| child = child->next; |
| } else { |
| xmlSchemaPErr2(ctxt, NULL, child, |
| XML_SCHEMAP_UNKNOWN_SCHEMAS_CHILD, |
| "Unexpected element \"%s\" as child of <schema>.\n", |
| child->name, NULL); |
| child = child->next; |
| } |
| while (IS_SCHEMA(child, "annotation")) { |
| annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| if (schema->annot == NULL) |
| schema->annot = annot; |
| else |
| xmlSchemaFreeAnnot(annot); |
| child = child->next; |
| } |
| } |
| ctxt->parentItem = NULL; |
| ctxt->ctxtType = NULL; |
| } |
| |
| static xmlSchemaImportPtr |
| xmlSchemaAddImport(xmlSchemaParserCtxtPtr ctxt, |
| xmlHashTablePtr *imports, |
| const xmlChar *nsName) |
| { |
| xmlSchemaImportPtr ret; |
| |
| if (*imports == NULL) { |
| *imports = xmlHashCreateDict(10, ctxt->dict); |
| if (*imports == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_FAILED_BUILD_IMPORT, |
| NULL, NULL, (xmlNodePtr) ctxt->doc, |
| "Internal error: failed to build the import table", |
| NULL); |
| return (NULL); |
| } |
| } |
| ret = (xmlSchemaImport*) xmlMalloc(sizeof(xmlSchemaImport)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating import struct", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaImport)); |
| if (nsName == NULL) |
| nsName = XML_SCHEMAS_NO_NAMESPACE; |
| xmlHashAddEntry(*imports, nsName, ret); |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewParserCtxtUseDict: |
| * @URL: the location of the schema |
| * @dict: the dictionary to be used |
| * |
| * Create an XML Schemas parse context for that file/resource expected |
| * to contain an XML Schemas file. |
| * |
| * Returns the parser context or NULL in case of error |
| */ |
| static xmlSchemaParserCtxtPtr |
| xmlSchemaNewParserCtxtUseDict(const char *URL, xmlDictPtr dict) |
| { |
| xmlSchemaParserCtxtPtr ret; |
| /* |
| if (URL == NULL) |
| return (NULL); |
| */ |
| |
| ret = (xmlSchemaParserCtxtPtr) xmlMalloc(sizeof(xmlSchemaParserCtxt)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating schema parser context", |
| NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaParserCtxt)); |
| ret->dict = dict; |
| xmlDictReference(dict); |
| if (URL != NULL) |
| ret->URL = xmlDictLookup(dict, (const xmlChar *) URL, -1); |
| ret->includes = 0; |
| return (ret); |
| } |
| |
| static int |
| xmlSchemaCreatePCtxtOnVCtxt(xmlSchemaValidCtxtPtr vctxt) |
| { |
| if (vctxt->pctxt == NULL) { |
| if (vctxt->schema != NULL) |
| vctxt->pctxt = xmlSchemaNewParserCtxtUseDict("*", vctxt->schema->dict); |
| else |
| vctxt->pctxt = xmlSchemaNewParserCtxt("*"); |
| if (vctxt->pctxt == NULL) { |
| VERROR_INT("xmlSchemaCreatePCtxtOnVCtxt", |
| "failed to create a temp. parser context"); |
| return (-1); |
| } |
| /* TODO: Pass user data. */ |
| xmlSchemaSetParserErrors(vctxt->pctxt, vctxt->error, vctxt->warning, NULL); |
| } |
| return (0); |
| } |
| |
| static int |
| xmlSchemaAcquireSchemaDoc(xmlSchemaAbstractCtxtPtr actxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| const xmlChar *nsName, |
| const xmlChar *location, |
| xmlDocPtr *doc, |
| const xmlChar **targetNamespace, |
| int absolute) |
| { |
| xmlSchemaParserCtxtPtr pctxt; |
| xmlParserCtxtPtr parserCtxt; |
| xmlSchemaImportPtr import; |
| const xmlChar *ns; |
| xmlNodePtr root; |
| |
| /* |
| * NOTE: This will be used for <import>, <xsi:schemaLocation> and |
| * <xsi:noNamespaceSchemaLocation>. |
| */ |
| *doc = NULL; |
| /* |
| * Given that the schemaLocation [attribute] is only a hint, it is open |
| * to applications to ignore all but the first <import> for a given |
| * namespace, regardless of the ·actual value· of schemaLocation, but |
| * such a strategy risks missing useful information when new |
| * schemaLocations are offered. |
| * |
| * XSV (ver 2.5-2) does use the first <import> which resolves to a valid schema. |
| * Xerces-J (ver 2.5.1) ignores all but the first given <import> - regardless if |
| * valid or not. |
| * We will follow XSV here. |
| */ |
| if (location == NULL) { |
| /* |
| * Schema Document Location Strategy: |
| * |
| * 3 Based on the namespace name, identify an existing schema document, |
| * either as a resource which is an XML document or a <schema> element |
| * information item, in some local schema repository; |
| * |
| * 5 Attempt to resolve the namespace name to locate such a resource. |
| * |
| * NOTE: Those stategies are not supported, so we will skip. |
| */ |
| return (0); |
| } |
| if (nsName == NULL) |
| ns = XML_SCHEMAS_NO_NAMESPACE; |
| else |
| ns = nsName; |
| |
| import = xmlHashLookup(schema->schemasImports, ns); |
| if (import != NULL) { |
| /* |
| * There was a valid resource for the specified namespace already |
| * defined, so skip. |
| * TODO: This might be changed someday to allow import of |
| * components from multiple documents for a single target namespace. |
| */ |
| return (0); |
| } |
| if (actxt->type == XML_SCHEMA_CTXT_PARSER) |
| pctxt = (xmlSchemaParserCtxtPtr) actxt; |
| else { |
| xmlSchemaCreatePCtxtOnVCtxt((xmlSchemaValidCtxtPtr) actxt); |
| pctxt = ((xmlSchemaValidCtxtPtr) actxt)->pctxt; |
| } |
| /* |
| * Schema Document Location Strategy: |
| * |
| * 2 Based on the location URI, identify an existing schema document, |
| * either as a resource which is an XML document or a <schema> element |
| * information item, in some local schema repository; |
| * |
| * 4 Attempt to resolve the location URI, to locate a resource on the |
| * web which is or contains or references a <schema> element; |
| * TODO: Hmm, I don't know if the reference stuff in 4. will work. |
| * |
| */ |
| if ((absolute == 0) && (node != NULL)) { |
| xmlChar *base, *URI; |
| |
| base = xmlNodeGetBase(node->doc, node); |
| if (base == NULL) { |
| URI = xmlBuildURI(location, node->doc->URL); |
| } else { |
| URI = xmlBuildURI(location, base); |
| xmlFree(base); |
| } |
| if (URI != NULL) { |
| location = xmlDictLookup(pctxt->dict, URI, -1); |
| xmlFree(URI); |
| } |
| } |
| parserCtxt = xmlNewParserCtxt(); |
| if (parserCtxt == NULL) { |
| xmlSchemaPErrMemory(NULL, "xmlSchemaParseImport: " |
| "allocating a parser context", NULL); |
| return(-1); |
| } |
| if ((pctxt->dict != NULL) && (parserCtxt->dict != NULL)) { |
| xmlDictFree(parserCtxt->dict); |
| parserCtxt->dict = pctxt->dict; |
| xmlDictReference(parserCtxt->dict); |
| } |
| *doc = xmlCtxtReadFile(parserCtxt, (const char *) location, |
| NULL, SCHEMAS_PARSE_OPTIONS); |
| /* |
| * 2.1 The referent is (a fragment of) a resource which is an |
| * XML document (see clause 1.1), which in turn corresponds to |
| * a <schema> element information item in a well-formed information |
| * set, which in turn corresponds to a valid schema. |
| * TODO: What to do with the "fragment" stuff? |
| * |
| * 2.2 The referent is a <schema> element information item in |
| * a well-formed information set, which in turn corresponds |
| * to a valid schema. |
| * NOTE: 2.2 won't apply, since only XML documents will be processed |
| * here. |
| */ |
| if (*doc == NULL) { |
| xmlErrorPtr lerr; |
| /* |
| * It is *not* an error for the application schema reference |
| * strategy to fail. |
| * |
| * If the doc is NULL and the parser error is an IO error we |
| * will assume that the resource could not be located or accessed. |
| * |
| * TODO: Try to find specific error codes to react only on |
| * localisation failures. |
| * |
| * TODO, FIXME: Check the spec: is a namespace added to the imported |
| * namespaces, even if the schemaLocation did not provide |
| * a resource? I guess so, since omitting the "schemaLocation" |
| * attribute, imports a namespace as well. |
| */ |
| lerr = xmlGetLastError(); |
| if ((lerr != NULL) && (lerr->domain == XML_FROM_IO)) { |
| xmlFreeParserCtxt(parserCtxt); |
| return(0); |
| } |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| node, NULL, |
| "Failed to parse the resource '%s' for import", |
| location, NULL); |
| xmlFreeParserCtxt(parserCtxt); |
| return(XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| xmlFreeParserCtxt(parserCtxt); |
| |
| root = xmlDocGetRootElement(*doc); |
| if (root == NULL) { |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| node, NULL, |
| "The XML document '%s' to be imported has no document " |
| "element", location, NULL); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| |
| xmlSchemaCleanupDoc(pctxt, root); |
| |
| if (!IS_SCHEMA(root, "schema")) { |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| node, NULL, |
| "The XML document '%s' to be imported is not a XML schema document", |
| location, NULL); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| *targetNamespace = xmlSchemaGetProp(pctxt, root, "targetNamespace"); |
| /* |
| * Schema Representation Constraint: Import Constraints and Semantics |
| */ |
| if (nsName == NULL) { |
| if (*targetNamespace != NULL) { |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_3_2, |
| node, NULL, |
| "The XML schema to be imported is not expected " |
| "to have a target namespace; this differs from " |
| "its target namespace of '%s'", *targetNamespace, NULL); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_2); |
| } |
| } else { |
| if (*targetNamespace == NULL) { |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_3_1, |
| node, NULL, |
| "The XML schema to be imported is expected to have a target " |
| "namespace of '%s'", nsName, NULL); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_1); |
| } else if (!xmlStrEqual(*targetNamespace, nsName)) { |
| xmlSchemaCustomErr(actxt, |
| XML_SCHEMAP_SRC_IMPORT_3_1, |
| node, NULL, |
| "The XML schema to be imported is expected to have a " |
| "target namespace of '%s'; this differs from " |
| "its target namespace of '%s'", |
| nsName, *targetNamespace); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_1); |
| } |
| } |
| import = xmlSchemaAddImport(pctxt, &(schema->schemasImports), nsName); |
| if (import == NULL) { |
| AERROR_INT("xmlSchemaAcquireSchemaDoc", |
| "failed to build import table"); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (-1); |
| } |
| import->schemaLocation = location; |
| import->doc = *doc; |
| return (0); |
| } |
| |
| static void |
| xmlSchemaParseForImpInc(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaPtr schema, |
| const xmlChar *targetNamespace, |
| xmlNodePtr node) |
| { |
| const xmlChar *oldURL, **oldLocImps, *oldTNS; |
| int oldFlags, oldNumLocImps, oldSizeLocImps, oldIsS4S; |
| |
| /* |
| * Save and reset the context & schema. |
| */ |
| oldURL = pctxt->URL; |
| /* TODO: Is using the doc->URL here correct? */ |
| pctxt->URL = node->doc->URL; |
| oldLocImps = pctxt->localImports; |
| pctxt->localImports = NULL; |
| oldNumLocImps = pctxt->nbLocalImports; |
| pctxt->nbLocalImports = 0; |
| oldSizeLocImps = pctxt->sizeLocalImports; |
| pctxt->sizeLocalImports = 0; |
| oldFlags = schema->flags; |
| oldIsS4S = pctxt->isS4S; |
| xmlSchemaClearSchemaDefaults(schema); |
| oldTNS = schema->targetNamespace; |
| schema->targetNamespace = targetNamespace; |
| if ((targetNamespace != NULL) && |
| xmlStrEqual(targetNamespace, xmlSchemaNs)) { |
| /* |
| * We are parsing the schema for schema! |
| */ |
| pctxt->isS4S = 1; |
| } |
| /* |
| * Parse the schema. |
| */ |
| xmlSchemaParseSchemaDefaults(pctxt, schema, node); |
| xmlSchemaParseSchemaTopLevel(pctxt, schema, node->children); |
| /* |
| * Restore the context & schema. |
| */ |
| schema->flags = oldFlags; |
| schema->targetNamespace = oldTNS; |
| if (pctxt->localImports != NULL) |
| xmlFree((xmlChar *) pctxt->localImports); |
| pctxt->localImports = oldLocImps; |
| pctxt->nbLocalImports = oldNumLocImps; |
| pctxt->sizeLocalImports = oldSizeLocImps; |
| pctxt->URL = oldURL; |
| pctxt->isS4S = oldIsS4S; |
| } |
| |
| /** |
| * xmlSchemaParseImport: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Import definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns 0 in case of success, a positive error code if |
| * not valid and -1 in case of an internal error. |
| */ |
| static int |
| xmlSchemaParseImport(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlNodePtr child; |
| const xmlChar *namespaceName = NULL; |
| const xmlChar *schemaLocation = NULL; |
| const xmlChar *targetNamespace; |
| xmlAttrPtr attr; |
| xmlDocPtr doc; |
| int ret = 0; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "namespace")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "schemaLocation"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Extract and validate attributes. |
| */ |
| if (xmlSchemaPValAttr(ctxt, NULL, NULL, node, |
| "namespace", xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), |
| &namespaceName) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_IMPORT_NAMESPACE_NOT_URI, |
| NULL, node, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), |
| NULL, namespaceName, NULL, NULL, NULL); |
| return (XML_SCHEMAP_IMPORT_NAMESPACE_NOT_URI); |
| } |
| |
| if (xmlSchemaPValAttr(ctxt, NULL, NULL, node, |
| "schemaLocation", xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), |
| &schemaLocation) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_IMPORT_SCHEMA_NOT_URI, |
| NULL, node, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), |
| NULL, namespaceName, NULL, NULL, NULL); |
| return (XML_SCHEMAP_IMPORT_SCHEMA_NOT_URI); |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * the annotation here is simply discarded ... |
| * TODO: really? |
| */ |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_IMPORT_CHILD, |
| NULL, NULL, node, child, NULL, |
| "(annotation?)"); |
| } |
| /* |
| * Apply additional constraints. |
| */ |
| if (namespaceName != NULL) { |
| /* |
| * 1.1 If the namespace [attribute] is present, then its ·actual value· |
| * must not match the ·actual value· of the enclosing <schema>'s |
| * targetNamespace [attribute]. |
| */ |
| if (xmlStrEqual(schema->targetNamespace, namespaceName)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_1_1, |
| NULL, NULL, node, |
| "The value of the attribute 'namespace' must not match " |
| "the target namespace '%s' of the importing schema", |
| schema->targetNamespace); |
| return (XML_SCHEMAP_SRC_IMPORT_1_1); |
| } |
| } else { |
| /* |
| * 1.2 If the namespace [attribute] is not present, then the enclosing |
| * <schema> must have a targetNamespace [attribute]. |
| */ |
| if (schema->targetNamespace == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_1_2, |
| NULL, NULL, node, |
| "The attribute 'namespace' must be existent if " |
| "the importing schema has no target namespace", |
| NULL); |
| return (XML_SCHEMAP_SRC_IMPORT_1_2); |
| } |
| } |
| /* |
| * Add the namespace to the list of locally imported namespace. |
| */ |
| if (ctxt->localImports == NULL) { |
| ctxt->localImports = (const xmlChar **) xmlMalloc(10 * |
| sizeof(const xmlChar*)); |
| ctxt->sizeLocalImports = 10; |
| ctxt->nbLocalImports = 0; |
| } else if (ctxt->sizeLocalImports <= ctxt->nbLocalImports) { |
| ctxt->sizeLocalImports *= 2; |
| ctxt->localImports = (const xmlChar **) xmlRealloc( |
| (xmlChar **) ctxt->localImports, |
| ctxt->sizeLocalImports * sizeof(const xmlChar*)); |
| } |
| ctxt->localImports[ctxt->nbLocalImports++] = namespaceName; |
| /* |
| * Locate and aquire the schema document. |
| */ |
| ret = xmlSchemaAcquireSchemaDoc((xmlSchemaAbstractCtxtPtr) ctxt, |
| schema, node, namespaceName, |
| schemaLocation, &doc, &targetNamespace, 0); |
| if (ret != 0) { |
| if (doc != NULL) |
| xmlFreeDoc(doc); |
| return (ret); |
| } else if (doc != NULL) { |
| xmlSchemaParseForImpInc(ctxt, schema, targetNamespace, |
| xmlDocGetRootElement(doc)); |
| } |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseInclude: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Include definition |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static int |
| xmlSchemaParseInclude(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlNodePtr child = NULL; |
| const xmlChar *schemaLocation, *targetNamespace; |
| xmlDocPtr doc = NULL; |
| xmlNodePtr root = NULL; |
| xmlSchemaIncludePtr include = NULL; |
| int wasConvertingNs = 0; |
| xmlAttrPtr attr; |
| xmlParserCtxtPtr parserCtxt; |
| |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "schemaLocation"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Extract and validate attributes. |
| */ |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * Preliminary step, extract the URI-Reference for the include and |
| * make an URI from the base. |
| */ |
| attr = xmlSchemaGetPropNode(node, "schemaLocation"); |
| if (attr != NULL) { |
| xmlChar *base = NULL; |
| xmlChar *uri = NULL; |
| |
| if (xmlSchemaPValAttrNode(ctxt, NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), &schemaLocation) != 0) |
| goto exit_invalid; |
| base = xmlNodeGetBase(node->doc, node); |
| if (base == NULL) { |
| uri = xmlBuildURI(schemaLocation, node->doc->URL); |
| } else { |
| uri = xmlBuildURI(schemaLocation, base); |
| xmlFree(base); |
| } |
| if (uri == NULL) { |
| xmlSchemaPErr(ctxt, |
| node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaParseInclude, " |
| "could not build an URI from the schemaLocation.\n", |
| NULL, NULL); |
| goto exit_failure; |
| } |
| schemaLocation = xmlDictLookup(ctxt->dict, uri, -1); |
| xmlFree(uri); |
| } else { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_INCLUDE_SCHEMA_NO_URI, |
| NULL, node, "schemaLocation", NULL); |
| goto exit_invalid; |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| while (IS_SCHEMA(child, "annotation")) { |
| /* |
| * the annotations here are simply discarded ... |
| * TODO: really? |
| */ |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_INCLUDE_CHILD, |
| NULL, NULL, node, child, NULL, |
| "(annotation?)"); |
| } |
| /* |
| * Report self-inclusion. |
| */ |
| if (xmlStrEqual(schemaLocation, ctxt->URL)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_INCLUDE, |
| NULL, NULL, node, |
| "The schema document '%s' cannot include itself.", |
| schemaLocation); |
| return (XML_SCHEMAP_SRC_INCLUDE); |
| } |
| /* |
| * Check if this one was already processed to avoid incorrect |
| * duplicate component errors and infinite circular inclusion. |
| */ |
| include = schema->includes; |
| while (include != NULL) { |
| if (xmlStrEqual(include->schemaLocation, schemaLocation)) { |
| targetNamespace = include->origTargetNamespace; |
| if (targetNamespace == NULL) { |
| /* |
| * Chameleon include: skip only if it was build for |
| * the targetNamespace of the including schema. |
| */ |
| if (xmlStrEqual(schema->targetNamespace, |
| include->targetNamespace)) { |
| goto check_targetNamespace; |
| } |
| } else { |
| goto check_targetNamespace; |
| } |
| } |
| include = include->next; |
| } |
| /* |
| * First step is to parse the input document into an DOM/Infoset |
| * TODO: Use xmlCtxtReadFile to share the dictionary? |
| */ |
| parserCtxt = xmlNewParserCtxt(); |
| if (parserCtxt == NULL) { |
| xmlSchemaPErrMemory(NULL, "xmlSchemaParseInclude: " |
| "allocating a parser context", NULL); |
| goto exit_failure; |
| } |
| |
| if ((ctxt->dict != NULL) && (parserCtxt->dict != NULL)) { |
| xmlDictFree(parserCtxt->dict); |
| parserCtxt->dict = ctxt->dict; |
| xmlDictReference(parserCtxt->dict); |
| } |
| |
| doc = xmlCtxtReadFile(parserCtxt, (const char *) schemaLocation, |
| NULL, SCHEMAS_PARSE_OPTIONS); |
| xmlFreeParserCtxt(parserCtxt); |
| if (doc == NULL) { |
| /* |
| * TODO: It is not an error for the ·actual value· of the |
| * schemaLocation [attribute] to fail to resolve it all, in which |
| * case no corresponding inclusion is performed. |
| * So do we need a warning report here? |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_FAILED_LOAD, |
| NULL, NULL, node, |
| "Failed to load the document '%s' for inclusion", schemaLocation); |
| goto exit_invalid; |
| } |
| |
| /* |
| * Then extract the root of the schema |
| */ |
| root = xmlDocGetRootElement(doc); |
| if (root == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_NOROOT, |
| NULL, NULL, node, |
| "The included document '%s' has no document " |
| "element", schemaLocation); |
| goto exit_invalid; |
| } |
| |
| /* |
| * Remove all the blank text nodes |
| */ |
| xmlSchemaCleanupDoc(ctxt, root); |
| |
| /* |
| * Check the schemas top level element |
| */ |
| if (!IS_SCHEMA(root, "schema")) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_NOT_SCHEMA, |
| NULL, NULL, node, |
| "The document '%s' to be included is not a schema document", |
| schemaLocation); |
| goto exit_invalid; |
| } |
| |
| targetNamespace = xmlSchemaGetProp(ctxt, root, "targetNamespace"); |
| /* |
| * 2.1 SII has a targetNamespace [attribute], and its ·actual |
| * value· is identical to the ·actual value· of the targetNamespace |
| * [attribute] of SIIÂ’ (which must have such an [attribute]). |
| */ |
| check_targetNamespace: |
| if (targetNamespace != NULL) { |
| if (schema->targetNamespace == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_INCLUDE, |
| NULL, NULL, node, |
| "The target namespace of the included schema " |
| "'%s' has to be absent, since the including schema " |
| "has no target namespace", |
| schemaLocation); |
| goto exit_invalid; |
| } else if (!xmlStrEqual(targetNamespace, schema->targetNamespace)) { |
| xmlSchemaPCustomErrExt(ctxt, |
| XML_SCHEMAP_SRC_INCLUDE, |
| NULL, NULL, node, |
| "The target namespace '%s' of the included schema '%s' " |
| "differs from '%s' of the including schema", |
| targetNamespace, schemaLocation, schema->targetNamespace); |
| goto exit_invalid; |
| } |
| } else if (schema->targetNamespace != NULL) { |
| if ((schema->flags & XML_SCHEMAS_INCLUDING_CONVERT_NS) == 0) { |
| schema->flags |= XML_SCHEMAS_INCLUDING_CONVERT_NS; |
| } else |
| wasConvertingNs = 1; |
| } |
| |
| if (include != NULL) |
| goto exit; |
| |
| /* |
| * URGENT TODO: If the schema is a chameleon-include then copy the |
| * components into the including schema and modify the targetNamespace |
| * of those components, do nothing otherwise. |
| * NOTE: This is currently worked-around by compiling the chameleon |
| * for every destinct including targetNamespace; thus not performant at |
| * the moment. |
| * TODO: Check when the namespace in wildcards for chameleons needs |
| * to be converted: before we built wildcard intersections or after. |
| */ |
| /* |
| * Register the include. |
| */ |
| include = (xmlSchemaIncludePtr) xmlMalloc(sizeof(xmlSchemaInclude)); |
| if (include == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating include entry", NULL); |
| goto exit_failure; |
| } |
| memset(include, 0, sizeof(xmlSchemaInclude)); |
| include->next = schema->includes; |
| schema->includes = include; |
| /* |
| * TODO: Use the resolved URI for the this location, since it might |
| * differ if using filenames/URIs simultaneosly. |
| */ |
| include->schemaLocation = schemaLocation; |
| include->doc = doc; |
| /* |
| * In case of chameleons, the original target namespace will differ |
| * from the resulting namespace. |
| */ |
| include->origTargetNamespace = targetNamespace; |
| include->targetNamespace = schema->targetNamespace; |
| #ifdef DEBUG_INCLUDES |
| if (targetNamespace != schema->targetNamespace) |
| xmlGenericError(xmlGenericErrorContext, |
| "INCLUDING CHAMELEON '%s'\n orig TNS '%s'\n" |
| " into TNS '%s'\n", schemaLocation, |
| targetNamespace, schema->targetNamespace); |
| else |
| xmlGenericError(xmlGenericErrorContext, |
| "INCLUDING '%s'\n orig-TNS '%s'\n", schemaLocation, |
| targetNamespace); |
| #endif |
| /* |
| * Compile the included schema. |
| */ |
| xmlSchemaParseForImpInc(ctxt, schema, schema->targetNamespace, root); |
| |
| exit: |
| /* |
| * Remove the converting flag. |
| */ |
| if ((wasConvertingNs == 0) && |
| (schema->flags & XML_SCHEMAS_INCLUDING_CONVERT_NS)) |
| schema->flags ^= XML_SCHEMAS_INCLUDING_CONVERT_NS; |
| return (1); |
| |
| exit_invalid: |
| if (doc != NULL) { |
| if (include != NULL) |
| include->doc = NULL; |
| xmlFreeDoc(doc); |
| } |
| return (ctxt->err); |
| |
| exit_failure: |
| if (doc != NULL) { |
| if (include != NULL) |
| include->doc = NULL; |
| xmlFreeDoc(doc); |
| } |
| return (-1); |
| } |
| |
| /** |
| * xmlSchemaParseModelGroup: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * @type: the "compositor" type |
| * @particleNeeded: if a a model group with a particle |
| * |
| * parse a XML schema Sequence definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaTreeItemPtr |
| xmlSchemaParseModelGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, xmlSchemaTypeType type, |
| int withParticle) |
| { |
| xmlSchemaModelGroupPtr item; |
| xmlSchemaParticlePtr particle = NULL; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *oldcontainer, *container; |
| int min = 0, max = 0; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* |
| * Create a model group with the given compositor. |
| */ |
| item = xmlSchemaAddModelGroup(ctxt, schema, type, &container, node); |
| if (item == NULL) |
| return (NULL); |
| |
| if (withParticle) { |
| if (type == XML_SCHEMA_TYPE_ALL) { |
| min = xmlGetMinOccurs(ctxt, node, 0, 1, 1, "(0 | 1)"); |
| max = xmlGetMaxOccurs(ctxt, node, 1, 1, 1, "1"); |
| } else { |
| /* choice + sequence */ |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, "xs:nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, |
| "(xs:nonNegativeInteger | unbounded)"); |
| } |
| xmlSchemaPCheckParticleCorrect_2(ctxt, NULL, node, min, max); |
| /* |
| * Create a particle |
| */ |
| particle = xmlSchemaAddParticle(ctxt, schema, node, min, max); |
| if (particle == NULL) |
| return (NULL); |
| particle->children = (xmlSchemaTreeItemPtr) item; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "maxOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| } else { |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (!xmlStrEqual(attr->name, BAD_CAST "id")) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| |
| } |
| |
| /* |
| * Extract and validate attributes. |
| */ |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| item->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| oldcontainer = ctxt->container; |
| ctxt->container = container; |
| if (type == XML_SCHEMA_TYPE_ALL) { |
| xmlSchemaParticlePtr part, last = NULL; |
| |
| while (IS_SCHEMA(child, "element")) { |
| part = (xmlSchemaParticlePtr) xmlSchemaParseElement(ctxt, |
| schema, child, 0); |
| if (part != NULL) { |
| if (part->minOccurs > 1) |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INVALID_MINOCCURS, |
| NULL, NULL, child, |
| "Invalid value for minOccurs (must be 0 or 1)", NULL); |
| if (part->maxOccurs > 1) |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INVALID_MAXOCCURS, |
| NULL, NULL, child, |
| "Invalid value for maxOccurs (must be 0 or 1)", |
| NULL); |
| if (last == NULL) |
| item->children = (xmlSchemaTreeItemPtr) part; |
| else |
| last->next = (xmlSchemaTreeItemPtr) part; |
| last = part; |
| } |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (annotation?, element*)"); |
| } |
| } else { |
| /* choice + sequence */ |
| xmlSchemaTreeItemPtr part = NULL, last = NULL; |
| |
| while ((IS_SCHEMA(child, "element")) || |
| (IS_SCHEMA(child, "group")) || |
| (IS_SCHEMA(child, "any")) || |
| (IS_SCHEMA(child, "choice")) || |
| (IS_SCHEMA(child, "sequence"))) { |
| |
| if (IS_SCHEMA(child, "element")) { |
| part = (xmlSchemaTreeItemPtr) |
| xmlSchemaParseElement(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "group")) { |
| part = |
| xmlSchemaParseModelGroupDefRef(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "any")) { |
| part = (xmlSchemaTreeItemPtr) |
| xmlSchemaParseAny(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "choice")) { |
| part = xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_CHOICE, 1); |
| } else if (IS_SCHEMA(child, "sequence")) { |
| part = xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SEQUENCE, 1); |
| } |
| if (part != NULL) { |
| if (last == NULL) |
| item->children = part; |
| else |
| last->next = part; |
| last = part; |
| } |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (element | group | choice | sequence | any)*)"); |
| } |
| } |
| ctxt->container = oldcontainer; |
| if (withParticle) { |
| if ((min == 0) && (max == 0)) |
| return (NULL); |
| else |
| return ((xmlSchemaTreeItemPtr) particle); |
| } else |
| return ((xmlSchemaTreeItemPtr) item); |
| } |
| |
| /** |
| * xmlSchemaParseRestriction: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Restriction definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the type definition or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseRestriction(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, xmlSchemaTypeType parentType) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| char buf[30]; |
| const xmlChar *oldcontainer, *container; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| type->flags |= XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION; |
| |
| /* |
| * TODO: Is the container needed at all? the anonymous |
| * items inside should generate unique names already. |
| */ |
| snprintf(buf, 29, "#restr%d", ctxt->counter++ + 1); |
| container = xmlDictLookup(ctxt->dict, BAD_CAST buf, -1); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "base"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| /* |
| * Extract and validate attributes. |
| */ |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| /* |
| * Attribute "base" - mandatory if inside a complex type. |
| */ |
| /* |
| * SPEC (1.2) "otherwise (<restriction> has no <simpleType> " |
| * among its [children]), the simple type definition which is |
| * the {content type} of the type definition ·resolved· to by |
| * the ·actual value· of the base [attribute]" |
| */ |
| if ((xmlSchemaPValAttrQName(ctxt, schema, |
| NULL, NULL, node, "base", |
| &(type->baseNs), &(type->base)) == 0) && |
| (type->base == NULL) && |
| (type->type == XML_SCHEMA_TYPE_COMPLEX)) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| type, node, "base", NULL); |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the simple type ancestor. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| oldcontainer = ctxt->container; |
| ctxt->container = container; |
| if (parentType == XML_SCHEMA_TYPE_SIMPLE) { |
| /* |
| * Corresponds to <simpleType><restriction><simpleType>. |
| */ |
| if (IS_SCHEMA(child, "simpleType")) { |
| if (type->base != NULL) { |
| /* |
| * src-restriction-base-or-simpleType |
| * Either the base [attribute] or the simpleType [child] of the |
| * <restriction> element must be present, but not both. |
| */ |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_RESTRICTION_BASE_OR_SIMPLETYPE, |
| NULL, NULL, node, child, |
| "The attribute 'base' and the <simpleType> child are " |
| "mutually exclusive", NULL); |
| } else { |
| type->baseType = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| } |
| child = child->next; |
| } else if (type->base == NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_RESTRICTION_BASE_OR_SIMPLETYPE, |
| NULL, NULL, node, child, |
| "Either the attribute 'base' or a <simpleType> child " |
| "must be present", NULL); |
| } |
| } else if (parentType == XML_SCHEMA_TYPE_COMPLEX_CONTENT) { |
| /* |
| * Corresponds to <complexType><complexContent><restriction>... |
| * followed by: |
| * |
| * Model groups <all>, <choice> and <sequence>. |
| */ |
| if (IS_SCHEMA(child, "all")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_ALL, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, |
| schema, child, XML_SCHEMA_TYPE_CHOICE, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SEQUENCE, 1); |
| child = child->next; |
| /* |
| * Model group reference <group>. |
| */ |
| } else if (IS_SCHEMA(child, "group")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroupDefRef(ctxt, schema, child); |
| child = child->next; |
| } |
| } else if (parentType == XML_SCHEMA_TYPE_SIMPLE_CONTENT) { |
| /* |
| * Corresponds to <complexType><simpleContent><restriction>... |
| * |
| * "1.1 the simple type definition corresponding to the <simpleType> |
| * among the [children] of <restriction> if there is one;" |
| */ |
| if (IS_SCHEMA(child, "simpleType")) { |
| /* |
| * We will store the to-be-restricted simple type in |
| * type->contentTypeDef *temporarily*. |
| */ |
| type->contentTypeDef = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| if ( type->contentTypeDef == NULL) |
| return (NULL); |
| child = child->next; |
| } |
| } |
| |
| if ((parentType == XML_SCHEMA_TYPE_SIMPLE) || |
| (parentType == XML_SCHEMA_TYPE_SIMPLE_CONTENT)) { |
| xmlSchemaFacetPtr facet, lastfacet = NULL; |
| /* |
| * Corresponds to <complexType><simpleContent><restriction>... |
| * <simpleType><restriction>... |
| */ |
| |
| /* |
| * Add the facets to the simple type ancestor. |
| */ |
| /* |
| * TODO: Datatypes: 4.1.3 Constraints on XML Representation of |
| * Simple Type Definition Schema Representation Constraint: |
| * *Single Facet Value* |
| */ |
| while ((IS_SCHEMA(child, "minInclusive")) || |
| (IS_SCHEMA(child, "minExclusive")) || |
| (IS_SCHEMA(child, "maxInclusive")) || |
| (IS_SCHEMA(child, "maxExclusive")) || |
| (IS_SCHEMA(child, "totalDigits")) || |
| (IS_SCHEMA(child, "fractionDigits")) || |
| (IS_SCHEMA(child, "pattern")) || |
| (IS_SCHEMA(child, "enumeration")) || |
| (IS_SCHEMA(child, "whiteSpace")) || |
| (IS_SCHEMA(child, "length")) || |
| (IS_SCHEMA(child, "maxLength")) || |
| (IS_SCHEMA(child, "minLength"))) { |
| facet = xmlSchemaParseFacet(ctxt, schema, child); |
| if (facet != NULL) { |
| if (lastfacet == NULL) |
| type->facets = facet; |
| else |
| lastfacet->next = facet; |
| lastfacet = facet; |
| lastfacet->next = NULL; |
| } |
| child = child->next; |
| } |
| /* |
| * Create links for derivation and validation. |
| */ |
| if (type->facets != NULL) { |
| xmlSchemaFacetLinkPtr facetLink, lastFacetLink = NULL; |
| |
| facet = type->facets; |
| do { |
| facetLink = (xmlSchemaFacetLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaFacetLink)); |
| if (facetLink == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating a facet link", NULL); |
| xmlFree(facetLink); |
| return (NULL); |
| } |
| facetLink->facet = facet; |
| facetLink->next = NULL; |
| if (lastFacetLink == NULL) |
| type->facetSet = facetLink; |
| else |
| lastFacetLink->next = facetLink; |
| lastFacetLink = facetLink; |
| facet = facet->next; |
| } while (facet != NULL); |
| } |
| } |
| if (type->type == XML_SCHEMA_TYPE_COMPLEX) { |
| /* |
| * Attribute uses/declarations. |
| */ |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| /* |
| * Attribute wildcard. |
| */ |
| if (IS_SCHEMA(child, "anyAttribute")) { |
| type->attributeWildcard = |
| xmlSchemaParseAnyAttribute(ctxt, schema, child); |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| if (parentType == XML_SCHEMA_TYPE_COMPLEX_CONTENT) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "annotation?, (group | all | choice | sequence)?, " |
| "((attribute | attributeGroup)*, anyAttribute?))"); |
| } else if (parentType == XML_SCHEMA_TYPE_SIMPLE_CONTENT) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (simpleType?, (minExclusive | minInclusive | " |
| "maxExclusive | maxInclusive | totalDigits | fractionDigits | " |
| "length | minLength | maxLength | enumeration | whiteSpace | " |
| "pattern)*)?, ((attribute | attributeGroup)*, anyAttribute?))"); |
| } else { |
| /* Simple type */ |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (simpleType?, (minExclusive | minInclusive | " |
| "maxExclusive | maxInclusive | totalDigits | fractionDigits | " |
| "length | minLength | maxLength | enumeration | whiteSpace | " |
| "pattern)*))"); |
| } |
| } |
| ctxt->container = oldcontainer; |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaParseExtension: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * Parses an <extension>, which is found inside a |
| * <simpleContent> or <complexContent>. |
| * *WARNING* this interface is highly subject to change. |
| * |
| * TODO: Returns the type definition or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseExtension(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, xmlSchemaTypeType parentType) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| char buf[30]; |
| const xmlChar *oldcontainer, *container; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| type->flags |= XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION; |
| |
| snprintf(buf, 29, "#ext%d", ctxt->counter++ + 1); |
| container = xmlDictLookup(ctxt->dict, BAD_CAST buf, -1); |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "base"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| |
| /* |
| * Attribute "base" - mandatory. |
| */ |
| if ((xmlSchemaPValAttrQName(ctxt, schema, |
| NULL, NULL, node, "base", &(type->baseNs), &(type->base)) == 0) && |
| (type->base == NULL)) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, node, "base", NULL); |
| } |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the type ancestor. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| oldcontainer = ctxt->container; |
| ctxt->container = container; |
| if (parentType == XML_SCHEMA_TYPE_COMPLEX_CONTENT) { |
| /* |
| * Corresponds to <complexType><complexContent><extension>... and: |
| * |
| * Model groups <all>, <choice>, <sequence> and <group>. |
| */ |
| if (IS_SCHEMA(child, "all")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, |
| child, XML_SCHEMA_TYPE_ALL, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, |
| child, XML_SCHEMA_TYPE_CHOICE, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, |
| child, XML_SCHEMA_TYPE_SEQUENCE, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "group")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroupDefRef(ctxt, schema, child); |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| /* |
| * Attribute uses/declarations. |
| */ |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| /* |
| * Attribute wildcard. |
| */ |
| if (IS_SCHEMA(child, "anyAttribute")) { |
| ctxt->ctxtType->attributeWildcard = |
| xmlSchemaParseAnyAttribute(ctxt, schema, child); |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| if (parentType == XML_SCHEMA_TYPE_COMPLEX_CONTENT) { |
| /* Complex content extension. */ |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, ((group | all | choice | sequence)?, " |
| "((attribute | attributeGroup)*, anyAttribute?)))"); |
| } else { |
| /* Simple content extension. */ |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, ((attribute | attributeGroup)*, " |
| "anyAttribute?))"); |
| } |
| } |
| ctxt->container = oldcontainer; |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaParseSimpleContent: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema SimpleContent definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the type definition or NULL in case of error |
| */ |
| static int |
| xmlSchemaParseSimpleContent(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| type->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id"))) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| |
| /* |
| * And now for the children... |
| */ |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the complex type ancestor. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| if (IS_SCHEMA(child, "restriction")) { |
| xmlSchemaParseRestriction(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SIMPLE_CONTENT); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "extension")) { |
| xmlSchemaParseExtension(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SIMPLE_CONTENT); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, NULL, |
| "(annotation?, (restriction | extension))"); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseComplexContent: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema ComplexContent definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the type definition or NULL in case of error |
| */ |
| static int |
| xmlSchemaParseComplexContent(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| /* Not a component, don't create it. */ |
| type = ctxt->ctxtType; |
| /* |
| * Check for illegal attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if ((!xmlStrEqual(attr->name, BAD_CAST "id")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "mixed"))) |
| { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| NULL, NULL, attr); |
| } |
| attr = attr->next; |
| } |
| |
| xmlSchemaPValAttrID(ctxt, NULL, NULL, node, BAD_CAST "id"); |
| |
| /* |
| * Set the 'mixed' on the complex type ancestor. |
| */ |
| if (xmlGetBooleanProp(ctxt, NULL, NULL, node, "mixed", 0)) { |
| if ((type->flags & XML_SCHEMAS_TYPE_MIXED) == 0) |
| type->flags |= XML_SCHEMAS_TYPE_MIXED; |
| } |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| /* |
| * Add the annotation to the complex type ancestor. |
| */ |
| xmlSchemaAddAnnotation((xmlSchemaAnnotItemPtr) type, |
| xmlSchemaParseAnnotation(ctxt, schema, child)); |
| child = child->next; |
| } |
| if (IS_SCHEMA(child, "restriction")) { |
| xmlSchemaParseRestriction(ctxt, schema, child, |
| XML_SCHEMA_TYPE_COMPLEX_CONTENT); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "extension")) { |
| xmlSchemaParseExtension(ctxt, schema, child, |
| XML_SCHEMA_TYPE_COMPLEX_CONTENT); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| NULL, NULL, node, child, |
| NULL, "(annotation?, (restriction | extension))"); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaParseComplexType: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Complex Type definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the type definition or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseComplexType(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaTypePtr type, ctxtType; |
| xmlNodePtr child = NULL; |
| const xmlChar *oldcontainer, *name = NULL; |
| xmlAttrPtr attr; |
| const xmlChar *attrValue; |
| xmlChar *des = NULL; /* The reported designation. */ |
| char buf[40]; |
| int final = 0, block = 0; |
| |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| ctxtType = ctxt->ctxtType; |
| |
| if (topLevel) { |
| attr = xmlSchemaGetPropNode(node, "name"); |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, NULL, node, "name", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNode(ctxt, |
| (xmlChar **) &xmlSchemaElemDesCT, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) { |
| return (NULL); |
| } |
| } |
| |
| if (topLevel == 0) { |
| /* |
| * Parse as local complex type definition. |
| */ |
| snprintf(buf, 39, "#CT%d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, (const xmlChar *)buf, NULL, node); |
| if (type == NULL) |
| return (NULL); |
| name = type->name; |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_COMPLEX; |
| /* |
| * TODO: We need the target namespace. |
| */ |
| } else { |
| /* |
| * Parse as global complex type definition. |
| */ |
| type = xmlSchemaAddType(ctxt, schema, name, schema->targetNamespace, node); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_COMPLEX; |
| type->flags |= XML_SCHEMAS_TYPE_GLOBAL; |
| } |
| type->targetNamespace = schema->targetNamespace; |
| /* |
| * Handle attributes. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if (attr->ns == NULL) { |
| if (xmlStrEqual(attr->name, BAD_CAST "id")) { |
| /* |
| * Attribute "id". |
| */ |
| xmlSchemaPValAttrID(ctxt, NULL, type, node, |
| BAD_CAST "id"); |
| } else if (xmlStrEqual(attr->name, BAD_CAST "mixed")) { |
| /* |
| * Attribute "mixed". |
| */ |
| if (xmlSchemaPGetBoolNodeValue(ctxt, &des, type, |
| (xmlNodePtr) attr)) |
| type->flags |= XML_SCHEMAS_TYPE_MIXED; |
| } else if (topLevel) { |
| /* |
| * Attributes of global complex type definitions. |
| */ |
| if (xmlStrEqual(attr->name, BAD_CAST "name")) { |
| /* Pass. */ |
| } else if (xmlStrEqual(attr->name, BAD_CAST "abstract")) { |
| /* |
| * Attribute "abstract". |
| */ |
| if (xmlSchemaPGetBoolNodeValue(ctxt, &des, type, |
| (xmlNodePtr) attr)) |
| type->flags |= XML_SCHEMAS_TYPE_ABSTRACT; |
| } else if (xmlStrEqual(attr->name, BAD_CAST "final")) { |
| /* |
| * Attribute "final". |
| */ |
| attrValue = xmlSchemaGetNodeContent(ctxt, |
| (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, |
| &(type->flags), |
| -1, |
| XML_SCHEMAS_TYPE_FINAL_EXTENSION, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION, |
| -1, -1, -1) != 0) |
| { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| type, (xmlNodePtr) attr, NULL, |
| "(#all | List of (extension | restriction))", |
| attrValue, NULL, NULL, NULL); |
| } else |
| final = 1; |
| } else if (xmlStrEqual(attr->name, BAD_CAST "block")) { |
| /* |
| * Attribute "block". |
| */ |
| attrValue = xmlSchemaGetNodeContent(ctxt, |
| (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(type->flags), |
| -1, |
| XML_SCHEMAS_TYPE_BLOCK_EXTENSION, |
| XML_SCHEMAS_TYPE_BLOCK_RESTRICTION, |
| -1, -1, -1) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| type, (xmlNodePtr) attr, NULL, |
| "(#all | List of (extension | restriction)) ", |
| attrValue, NULL, NULL, NULL); |
| } else |
| block = 1; |
| } else { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &des, type, attr); |
| } |
| } else { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &des, type, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &des, type, attr); |
| } |
| attr = attr->next; |
| } |
| if (! block) { |
| /* |
| * Apply default "block" values. |
| */ |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION) |
| type->flags |= XML_SCHEMAS_TYPE_BLOCK_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION) |
| type->flags |= XML_SCHEMAS_TYPE_BLOCK_EXTENSION; |
| } |
| if (! final) { |
| /* |
| * Apply default "block" values. |
| */ |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION) |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_RESTRICTION; |
| if (schema->flags & XML_SCHEMAS_FINAL_DEFAULT_EXTENSION) |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_EXTENSION; |
| } |
| /* |
| * And now for the children... |
| */ |
| oldcontainer = ctxt->container; |
| ctxt->container = name; |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| ctxt->ctxtType = type; |
| if (IS_SCHEMA(child, "simpleContent")) { |
| /* |
| * 3.4.3 : 2.2 |
| * Specifying mixed='true' when the <simpleContent> |
| * alternative is chosen has no effect |
| */ |
| if (type->flags & XML_SCHEMAS_TYPE_MIXED) |
| type->flags ^= XML_SCHEMAS_TYPE_MIXED; |
| xmlSchemaParseSimpleContent(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "complexContent")) { |
| type->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| xmlSchemaParseComplexContent(ctxt, schema, child); |
| child = child->next; |
| } else { |
| /* |
| * SPEC |
| * "...the third alternative (neither <simpleContent> nor |
| * <complexContent>) is chosen. This case is understood as shorthand |
| * for complex content restricting the ·ur-type definition·, and the |
| * details of the mappings should be modified as necessary. |
| */ |
| type->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| type->flags |= XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION; |
| /* |
| * Parse model groups. |
| */ |
| if (IS_SCHEMA(child, "all")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_ALL, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_CHOICE, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroup(ctxt, schema, child, |
| XML_SCHEMA_TYPE_SEQUENCE, 1); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "group")) { |
| type->subtypes = (xmlSchemaTypePtr) |
| xmlSchemaParseModelGroupDefRef(ctxt, schema, child); |
| child = child->next; |
| } |
| /* |
| * Parse attribute decls/refs. |
| */ |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| /* |
| * Parse attribute wildcard. |
| */ |
| if (IS_SCHEMA(child, "anyAttribute")) { |
| type->attributeWildcard = xmlSchemaParseAnyAttribute(ctxt, schema, child); |
| child = child->next; |
| } |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| &des, type, node, child, |
| NULL, "(annotation?, (simpleContent | complexContent | " |
| "((group | all | choice | sequence)?, ((attribute | " |
| "attributeGroup)*, anyAttribute?))))"); |
| } |
| FREE_AND_NULL(des); |
| ctxt->container = oldcontainer; |
| ctxt->ctxtType = ctxtType; |
| return (type); |
| } |
| |
| /** |
| * xmlSchemaParseSchema: |
| * @ctxt: a schema validation context |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema definition from a node set |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the internal XML Schema structure built from the resource or |
| * NULL in case of error |
| */ |
| static xmlSchemaPtr |
| xmlSchemaParseSchema(xmlSchemaParserCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlSchemaPtr schema = NULL; |
| const xmlChar *val; |
| int nberrors; |
| xmlAttrPtr attr; |
| |
| /* |
| * This one is called by xmlSchemaParse only and is used if |
| * the schema to be parsed was specified via the API; i.e. not |
| * automatically by the validated instance document. |
| */ |
| if ((ctxt == NULL) || (node == NULL)) |
| return (NULL); |
| nberrors = ctxt->nberrors; |
| ctxt->nberrors = 0; |
| ctxt->isS4S = 0; |
| if (IS_SCHEMA(node, "schema")) { |
| xmlSchemaImportPtr import; |
| |
| schema = xmlSchemaNewSchema(ctxt); |
| if (schema == NULL) |
| return (NULL); |
| attr = xmlSchemaGetPropNode(node, "targetNamespace"); |
| if (attr != NULL) { |
| xmlSchemaPValAttrNode(ctxt, NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), &val); |
| /* |
| * TODO: Should we proceed with an invalid target namespace? |
| */ |
| schema->targetNamespace = xmlDictLookup(ctxt->dict, val, -1); |
| if (xmlStrEqual(schema->targetNamespace, xmlSchemaNs)) { |
| /* |
| * We are parsing the schema for schema! |
| */ |
| ctxt->isS4S = 1; |
| } |
| } else { |
| schema->targetNamespace = NULL; |
| } |
| /* |
| * Add the current ns name and location to the import table; |
| * this is needed to have a consistent mechanism, regardless |
| * if all schemata are constructed dynamically fired by the |
| * instance or if the schema to be used was specified via |
| * the API. |
| */ |
| import = xmlSchemaAddImport(ctxt, &(schema->schemasImports), |
| schema->targetNamespace); |
| if (import == NULL) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_FAILED_BUILD_IMPORT, |
| NULL, NULL, (xmlNodePtr) ctxt->doc, |
| "Internal error: xmlSchemaParseSchema, " |
| "failed to add an import entry", NULL); |
| xmlSchemaFree(schema); |
| schema = NULL; |
| return (NULL); |
| } |
| import->schemaLocation = ctxt->URL; |
| /* |
| * NOTE: We won't set the doc here, otherwise it will be freed |
| * if the import struct is freed. |
| * import->doc = ctxt->doc; |
| */ |
| xmlSchemaParseSchemaDefaults(ctxt, schema, node); |
| xmlSchemaParseSchemaTopLevel(ctxt, schema, node->children); |
| } else { |
| xmlDocPtr doc; |
| |
| doc = node->doc; |
| |
| if ((doc != NULL) && (doc->URL != NULL)) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_NOT_SCHEMA, |
| "The file \"%s\" is not a XML schema.\n", doc->URL, NULL); |
| } else { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_NOT_SCHEMA, |
| "The file is not a XML schema.\n", NULL, NULL); |
| } |
| return(NULL); |
| } |
| if (ctxt->nberrors != 0) { |
| if (schema != NULL) { |
| xmlSchemaFree(schema); |
| schema = NULL; |
| } |
| } |
| if (schema != NULL) |
| schema->counter = ctxt->counter; |
| ctxt->nberrors = nberrors; |
| #ifdef DEBUG |
| if (schema == NULL) |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaParse() failed\n"); |
| #endif |
| return (schema); |
| } |
| |
| /************************************************************************ |
| * * |
| * Validating using Schemas * |
| * * |
| ************************************************************************/ |
| |
| /************************************************************************ |
| * * |
| * Reading/Writing Schemas * |
| * * |
| ************************************************************************/ |
| |
| #if 0 /* Will be enabled if it is clear what options are needed. */ |
| /** |
| * xmlSchemaParserCtxtSetOptions: |
| * @ctxt: a schema parser context |
| * @options: a combination of xmlSchemaParserOption |
| * |
| * Sets the options to be used during the parse. |
| * |
| * Returns 0 in case of success, -1 in case of an |
| * API error. |
| */ |
| static int |
| xmlSchemaParserCtxtSetOptions(xmlSchemaParserCtxtPtr ctxt, |
| int options) |
| |
| { |
| int i; |
| |
| if (ctxt == NULL) |
| return (-1); |
| /* |
| * WARNING: Change the start value if adding to the |
| * xmlSchemaParseOption. |
| */ |
| for (i = 1; i < (int) sizeof(int) * 8; i++) { |
| if (options & 1<<i) { |
| return (-1); |
| } |
| } |
| ctxt->options = options; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidCtxtGetOptions: |
| * @ctxt: a schema parser context |
| * |
| * Returns the option combination of the parser context. |
| */ |
| static int |
| xmlSchemaParserCtxtGetOptions(xmlSchemaParserCtxtPtr ctxt) |
| |
| { |
| if (ctxt == NULL) |
| return (-1); |
| else |
| return (ctxt->options); |
| } |
| #endif |
| |
| /** |
| * xmlSchemaNewParserCtxt: |
| * @URL: the location of the schema |
| * |
| * Create an XML Schemas parse context for that file/resource expected |
| * to contain an XML Schemas file. |
| * |
| * Returns the parser context or NULL in case of error |
| */ |
| xmlSchemaParserCtxtPtr |
| xmlSchemaNewParserCtxt(const char *URL) |
| { |
| xmlSchemaParserCtxtPtr ret; |
| |
| if (URL == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaParserCtxtPtr) xmlMalloc(sizeof(xmlSchemaParserCtxt)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating schema parser context", |
| NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaParserCtxt)); |
| ret->type = XML_SCHEMA_CTXT_PARSER; |
| ret->dict = xmlDictCreate(); |
| ret->URL = xmlDictLookup(ret->dict, (const xmlChar *) URL, -1); |
| ret->includes = 0; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewMemParserCtxt: |
| * @buffer: a pointer to a char array containing the schemas |
| * @size: the size of the array |
| * |
| * Create an XML Schemas parse context for that memory buffer expected |
| * to contain an XML Schemas file. |
| * |
| * Returns the parser context or NULL in case of error |
| */ |
| xmlSchemaParserCtxtPtr |
| xmlSchemaNewMemParserCtxt(const char *buffer, int size) |
| { |
| xmlSchemaParserCtxtPtr ret; |
| |
| if ((buffer == NULL) || (size <= 0)) |
| return (NULL); |
| |
| ret = (xmlSchemaParserCtxtPtr) xmlMalloc(sizeof(xmlSchemaParserCtxt)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating schema parser context", |
| NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaParserCtxt)); |
| ret->buffer = buffer; |
| ret->size = size; |
| ret->dict = xmlDictCreate(); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaNewDocParserCtxt: |
| * @doc: a preparsed document tree |
| * |
| * Create an XML Schemas parse context for that document. |
| * NB. The document may be modified during the parsing process. |
| * |
| * Returns the parser context or NULL in case of error |
| */ |
| xmlSchemaParserCtxtPtr |
| xmlSchemaNewDocParserCtxt(xmlDocPtr doc) |
| { |
| xmlSchemaParserCtxtPtr ret; |
| |
| if (doc == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaParserCtxtPtr) xmlMalloc(sizeof(xmlSchemaParserCtxt)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(NULL, "allocating schema parser context", |
| NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaParserCtxt)); |
| ret->doc = doc; |
| ret->dict = xmlDictCreate(); |
| /* The application has responsibility for the document */ |
| ret->preserve = 1; |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaFreeParserCtxt: |
| * @ctxt: the schema parser context |
| * |
| * Free the resources associated to the schema parser context |
| */ |
| void |
| xmlSchemaFreeParserCtxt(xmlSchemaParserCtxtPtr ctxt) |
| { |
| if (ctxt == NULL) |
| return; |
| if (ctxt->doc != NULL && !ctxt->preserve) |
| xmlFreeDoc(ctxt->doc); |
| if (ctxt->assemble != NULL) { |
| xmlFree((xmlSchemaTypePtr *) ctxt->assemble->items); |
| xmlFree(ctxt->assemble); |
| } |
| if (ctxt->vctxt != NULL) { |
| xmlSchemaFreeValidCtxt(ctxt->vctxt); |
| } |
| if (ctxt->localImports != NULL) |
| xmlFree((xmlChar *) ctxt->localImports); |
| if (ctxt->substGroups != NULL) |
| xmlHashFree(ctxt->substGroups, |
| (xmlHashDeallocator) xmlSchemaFreeSubstGroup); |
| xmlDictFree(ctxt->dict); |
| xmlFree(ctxt); |
| } |
| |
| /************************************************************************ |
| * * |
| * Building the content models * |
| * * |
| ************************************************************************/ |
| |
| static void |
| xmlSchemaBuildContentModelForSubstGroup(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaParticlePtr particle) |
| { |
| xmlAutomataStatePtr start; |
| xmlSchemaElementPtr elemDecl, member; |
| xmlAutomataStatePtr end; |
| xmlSchemaSubstGroupPtr substGroup; |
| int i; |
| |
| elemDecl = (xmlSchemaElementPtr) particle->children; |
| /* |
| * Wrap the substitution group with a CHOICE. |
| */ |
| start = pctxt->state; |
| end = xmlAutomataNewState(pctxt->am); |
| substGroup = xmlSchemaGetElementSubstitutionGroup(pctxt, elemDecl); |
| if (substGroup == NULL) { |
| xmlSchemaPErr(pctxt, GET_NODE(particle), |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildContentModelForSubstGroup, " |
| "declaration is marked having a subst. group but none " |
| "available.\n", elemDecl->name, NULL); |
| return; |
| } |
| if (particle->maxOccurs == 1) { |
| /* |
| * NOTE that we put the declaration in, even if it's abstract, |
| */ |
| xmlAutomataNewEpsilon(pctxt->am, |
| xmlAutomataNewTransition2(pctxt->am, |
| start, NULL, |
| elemDecl->name, elemDecl->targetNamespace, elemDecl), end); |
| /* |
| * Add subst. group members. |
| */ |
| for (i = 0; i < substGroup->members->nbItems; i++) { |
| member = (xmlSchemaElementPtr) substGroup->members->items[i]; |
| xmlAutomataNewEpsilon(pctxt->am, |
| xmlAutomataNewTransition2(pctxt->am, |
| start, NULL, |
| member->name, member->targetNamespace, member), |
| end); |
| } |
| } else { |
| int counter; |
| xmlAutomataStatePtr hop; |
| int maxOccurs = particle->maxOccurs == UNBOUNDED ? |
| UNBOUNDED : particle->maxOccurs - 1; |
| int minOccurs = particle->minOccurs < 1 ? 0 : particle->minOccurs - 1; |
| |
| counter = |
| xmlAutomataNewCounter(pctxt->am, minOccurs, |
| maxOccurs); |
| hop = xmlAutomataNewState(pctxt->am); |
| |
| xmlAutomataNewEpsilon(pctxt->am, |
| xmlAutomataNewTransition2(pctxt->am, |
| start, NULL, |
| elemDecl->name, elemDecl->targetNamespace, elemDecl), |
| hop); |
| /* |
| * Add subst. group members. |
| */ |
| for (i = 0; i < substGroup->members->nbItems; i++) { |
| member = (xmlSchemaElementPtr) substGroup->members->items[i]; |
| xmlAutomataNewEpsilon(pctxt->am, |
| xmlAutomataNewTransition2(pctxt->am, |
| start, NULL, |
| member->name, member->targetNamespace, member), |
| hop); |
| } |
| xmlAutomataNewCountedTrans(pctxt->am, hop, start, counter); |
| xmlAutomataNewCounterTrans(pctxt->am, hop, end, counter); |
| } |
| if (particle->minOccurs == 0) |
| xmlAutomataNewEpsilon(pctxt->am, start, end); |
| pctxt->state = end; |
| } |
| |
| static void |
| xmlSchemaBuildContentModelForElement(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr particle) |
| { |
| if (((xmlSchemaElementPtr) particle->children)->flags & |
| XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD) { |
| /* |
| * Substitution groups. |
| */ |
| xmlSchemaBuildContentModelForSubstGroup(ctxt, particle); |
| } else { |
| xmlSchemaElementPtr elemDecl; |
| xmlAutomataStatePtr start; |
| |
| elemDecl = (xmlSchemaElementPtr) particle->children; |
| |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_ABSTRACT) |
| return; |
| if (particle->maxOccurs == 1) { |
| start = ctxt->state; |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, start, NULL, |
| elemDecl->name, elemDecl->targetNamespace, elemDecl); |
| } else if ((particle->maxOccurs >= UNBOUNDED) && (particle->minOccurs < 2)) { |
| /* Special case. */ |
| start = ctxt->state; |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, start, NULL, |
| elemDecl->name, elemDecl->targetNamespace, elemDecl); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, start); |
| } else { |
| int counter; |
| int maxOccurs = particle->maxOccurs == UNBOUNDED ? |
| UNBOUNDED : particle->maxOccurs - 1; |
| int minOccurs = particle->minOccurs < 1 ? |
| 0 : particle->minOccurs - 1; |
| |
| start = xmlAutomataNewEpsilon(ctxt->am, ctxt->state, NULL); |
| counter = xmlAutomataNewCounter(ctxt->am, minOccurs, maxOccurs); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, start, NULL, |
| elemDecl->name, elemDecl->targetNamespace, elemDecl); |
| xmlAutomataNewCountedTrans(ctxt->am, ctxt->state, start, counter); |
| ctxt->state = xmlAutomataNewCounterTrans(ctxt->am, ctxt->state, |
| NULL, counter); |
| } |
| if (particle->minOccurs == 0) |
| xmlAutomataNewEpsilon(ctxt->am, start, ctxt->state); |
| } |
| } |
| |
| /** |
| * xmlSchemaBuildAContentModel: |
| * @ctxt: the schema parser context |
| * @particle: the particle component |
| * @name: the complex type's name whose content is being built |
| * |
| * Generate the automata sequence needed for that type |
| */ |
| static void |
| xmlSchemaBuildAContentModel(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr particle, |
| const xmlChar * name) |
| { |
| if (particle == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAContentModel, " |
| "particle is NULL.\n", NULL, NULL); |
| return; |
| } |
| if (particle->children == NULL) { |
| xmlSchemaPErr(ctxt, GET_NODE(particle), |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAContentModel, " |
| "no term on particle.\n", NULL, NULL); |
| return; |
| } |
| |
| switch (particle->children->type) { |
| case XML_SCHEMA_TYPE_ANY: { |
| xmlAutomataStatePtr start, end; |
| xmlSchemaWildcardPtr wild; |
| xmlSchemaWildcardNsPtr ns; |
| |
| wild = (xmlSchemaWildcardPtr) particle->children; |
| |
| start = ctxt->state; |
| end = xmlAutomataNewState(ctxt->am); |
| |
| if (particle->maxOccurs == 1) { |
| if (wild->any == 1) { |
| /* |
| * We need to add both transitions: |
| * |
| * 1. the {"*", "*"} for elements in a namespace. |
| */ |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| /* |
| * 2. the {"*"} for elements in no namespace. |
| */ |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", NULL, wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| |
| } else if (wild->nsSet != NULL) { |
| ns = wild->nsSet; |
| do { |
| ctxt->state = start; |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, NULL, BAD_CAST "*", ns->value, wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| ns = ns->next; |
| } while (ns != NULL); |
| |
| } else if (wild->negNsSet != NULL) { |
| |
| /* |
| * Lead nodes with the negated namespace to the sink-state |
| * {"*", "##other"}. |
| */ |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, start, NULL, |
| BAD_CAST "*", wild->negNsSet->value, wild); |
| /* |
| * Open a door for nodes with any other namespace |
| * {"*", "*"} |
| */ |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| } |
| } else { |
| int counter; |
| xmlAutomataStatePtr hop; |
| int maxOccurs = |
| particle->maxOccurs == UNBOUNDED ? UNBOUNDED : particle->maxOccurs - 1; |
| int minOccurs = |
| particle->minOccurs < 1 ? 0 : particle->minOccurs - 1; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, minOccurs, maxOccurs); |
| hop = xmlAutomataNewState(ctxt->am); |
| if (wild->any == 1) { |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", NULL, wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| } else if (wild->nsSet != NULL) { |
| ns = wild->nsSet; |
| do { |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", ns->value, wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| ns = ns->next; |
| } while (ns != NULL); |
| |
| } else if (wild->negNsSet != NULL) { |
| xmlAutomataStatePtr deadEnd; |
| |
| deadEnd = xmlAutomataNewState(ctxt->am); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| start, deadEnd, BAD_CAST "*", wild->negNsSet->value, wild); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", wild); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| } |
| xmlAutomataNewCountedTrans(ctxt->am, hop, start, counter); |
| xmlAutomataNewCounterTrans(ctxt->am, hop, end, counter); |
| } |
| if (particle->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, start, end); |
| } |
| ctxt->state = end; |
| break; |
| } |
| case XML_SCHEMA_TYPE_ELEMENT: |
| xmlSchemaBuildContentModelForElement(ctxt, particle); |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE:{ |
| xmlSchemaTreeItemPtr sub; |
| |
| /* |
| * If max and min occurances are default (1) then |
| * simply iterate over the particles of the <sequence>. |
| */ |
| if ((particle->minOccurs == 1) && (particle->maxOccurs == 1)) { |
| sub = particle->children->children; |
| while (sub != NULL) { |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| sub = sub->next; |
| } |
| } else { |
| xmlAutomataStatePtr oldstate = ctxt->state; |
| |
| if (particle->maxOccurs >= UNBOUNDED) { |
| if (particle->minOccurs > 1) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| particle->minOccurs - 1, UNBOUNDED); |
| |
| sub = particle->children->children; |
| while (sub != NULL) { |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| sub = sub->next; |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, |
| oldstate, counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, |
| NULL, counter); |
| |
| } else { |
| sub = particle->children->children; |
| while (sub != NULL) { |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| sub = sub->next; |
| } |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, |
| oldstate); |
| if (particle->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, ctxt->state); |
| } |
| } |
| } else if ((particle->maxOccurs > 1) |
| || (particle->minOccurs > 1)) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| particle->minOccurs - 1, |
| particle->maxOccurs - 1); |
| |
| sub = particle->children->children; |
| while (sub != NULL) { |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| sub = sub->next; |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, |
| tmp, oldstate, counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, NULL, |
| counter); |
| if (particle->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, ctxt->state); |
| } |
| } else { |
| sub = particle->children->children; |
| while (sub != NULL) { |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| sub = sub->next; |
| } |
| if (particle->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_CHOICE:{ |
| xmlSchemaTreeItemPtr sub; |
| xmlAutomataStatePtr start, end; |
| |
| start = ctxt->state; |
| end = xmlAutomataNewState(ctxt->am); |
| |
| /* |
| * iterate over the subtypes and remerge the end with an |
| * epsilon transition |
| */ |
| if (particle->maxOccurs == 1) { |
| sub = particle->children->children; |
| while (sub != NULL) { |
| ctxt->state = start; |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| sub = sub->next; |
| } |
| } else { |
| int counter; |
| xmlAutomataStatePtr hop; |
| int maxOccurs = particle->maxOccurs == UNBOUNDED ? |
| UNBOUNDED : particle->maxOccurs - 1; |
| int minOccurs = |
| particle->minOccurs < 1 ? 0 : particle->minOccurs - 1; |
| |
| /* |
| * use a counter to keep track of the number of transtions |
| * which went through the choice. |
| */ |
| counter = |
| xmlAutomataNewCounter(ctxt->am, minOccurs, |
| maxOccurs); |
| hop = xmlAutomataNewState(ctxt->am); |
| |
| sub = particle->children->children; |
| while (sub != NULL) { |
| ctxt->state = start; |
| xmlSchemaBuildAContentModel(ctxt, |
| (xmlSchemaParticlePtr) sub, name); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| sub = sub->next; |
| } |
| xmlAutomataNewCountedTrans(ctxt->am, hop, start, |
| counter); |
| xmlAutomataNewCounterTrans(ctxt->am, hop, end, |
| counter); |
| } |
| if (particle->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, start, end); |
| } |
| ctxt->state = end; |
| break; |
| } |
| case XML_SCHEMA_TYPE_ALL:{ |
| xmlAutomataStatePtr start; |
| xmlSchemaParticlePtr sub; |
| xmlSchemaElementPtr elemDecl; |
| int lax; |
| |
| sub = (xmlSchemaParticlePtr) particle->children->children; |
| if (sub == NULL) |
| break; |
| start = ctxt->state; |
| while (sub != NULL) { |
| ctxt->state = start; |
| |
| elemDecl = (xmlSchemaElementPtr) sub->children; |
| if (elemDecl == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAContentModel, " |
| "<element> particle a NULL term.\n", NULL, NULL); |
| return; |
| }; |
| /* |
| * NOTE: The {max occurs} of all the particles in the |
| * {particles} of the group must be 0 or 1; this is |
| * already ensured during the parse of the content of |
| * <all>. |
| */ |
| if ((sub->minOccurs == 1) && |
| (sub->maxOccurs == 1)) { |
| xmlAutomataNewOnceTrans2(ctxt->am, ctxt->state, |
| ctxt->state, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| 1, 1, elemDecl); |
| } else if ((sub->minOccurs == 0) && |
| (sub->maxOccurs == 1)) { |
| |
| xmlAutomataNewCountTrans2(ctxt->am, ctxt->state, |
| ctxt->state, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| 0, |
| 1, |
| elemDecl); |
| } |
| sub = (xmlSchemaParticlePtr) sub->next; |
| } |
| lax = particle->minOccurs == 0; |
| ctxt->state = |
| xmlAutomataNewAllTrans(ctxt->am, ctxt->state, NULL, lax); |
| break; |
| } |
| default: |
| xmlGenericError(xmlGenericErrorContext, |
| "Internal error: xmlSchemaBuildAContentModel, found " |
| "unexpected term of type %d in content model of complex " |
| "type '%s'.\n", |
| particle->children->type, name); |
| return; |
| } |
| } |
| |
| /** |
| * xmlSchemaBuildContentModel: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * @name: the element name |
| * |
| * Builds the content model of the complex type. |
| */ |
| static void |
| xmlSchemaBuildContentModel(xmlSchemaTypePtr type, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name) |
| { |
| xmlAutomataStatePtr start; |
| |
| if ((type->type != XML_SCHEMA_TYPE_COMPLEX) || |
| (type->contModel != NULL) || |
| ((type->contentType != XML_SCHEMA_CONTENT_ELEMENTS) && |
| (type->contentType != XML_SCHEMA_CONTENT_MIXED))) |
| return; |
| |
| #ifdef DEBUG_CONTENT |
| xmlGenericError(xmlGenericErrorContext, |
| "Building content model for %s\n", name); |
| #endif |
| |
| ctxt->am = xmlNewAutomata(); |
| if (ctxt->am == NULL) { |
| xmlGenericError(xmlGenericErrorContext, |
| "Cannot create automata for complex type %s\n", name); |
| return; |
| } |
| start = ctxt->state = xmlAutomataGetInitState(ctxt->am); |
| xmlSchemaBuildAContentModel(ctxt, (xmlSchemaParticlePtr) type->subtypes, name); |
| xmlAutomataSetFinalState(ctxt->am, ctxt->state); |
| type->contModel = xmlAutomataCompile(ctxt->am); |
| if (type->contModel == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, type, type->node, |
| "Failed to compile the content model", NULL); |
| } else if (xmlRegexpIsDeterminist(type->contModel) != 1) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_NOT_DETERMINISTIC, |
| /* XML_SCHEMAS_ERR_NOTDETERMINIST, */ |
| NULL, type, type->node, |
| "The content model is not determinist", NULL); |
| } else { |
| #ifdef DEBUG_CONTENT_REGEXP |
| xmlGenericError(xmlGenericErrorContext, |
| "Content model of %s:\n", type->name); |
| xmlRegexpPrint(stderr, type->contModel); |
| #endif |
| } |
| ctxt->state = NULL; |
| xmlFreeAutomata(ctxt->am); |
| ctxt->am = NULL; |
| } |
| |
| /** |
| * xmlSchemaElementFixup: |
| * @elem: the schema element context |
| * @ctxt: the schema parser context |
| * |
| * Resolves the references of an element declaration |
| * or particle, which has an element declaration as it's |
| * term. |
| */ |
| static void |
| xmlSchemaElementFixup(xmlSchemaElementPtr elemDecl, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED, |
| const xmlChar * context ATTRIBUTE_UNUSED, |
| const xmlChar * namespace ATTRIBUTE_UNUSED) |
| { |
| if ((ctxt == NULL) || (elemDecl == NULL) || |
| ((elemDecl != NULL) && |
| (elemDecl->flags & XML_SCHEMAS_ELEM_INTERNAL_RESOLVED))) |
| return; |
| elemDecl->flags |= XML_SCHEMAS_ELEM_INTERNAL_RESOLVED; |
| |
| if ((elemDecl->subtypes == NULL) && (elemDecl->namedType != NULL)) { |
| xmlSchemaTypePtr type; |
| |
| /* (type definition) ... otherwise the type definition ·resolved· |
| * to by the ·actual value· of the type [attribute] ... |
| */ |
| type = xmlSchemaGetType(ctxt->schema, elemDecl->namedType, |
| elemDecl->namedTypeNs); |
| if (type == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) elemDecl, elemDecl->node, |
| "type", elemDecl->namedType, elemDecl->namedTypeNs, |
| XML_SCHEMA_TYPE_BASIC, "type definition"); |
| } else |
| elemDecl->subtypes = type; |
| } |
| if (elemDecl->substGroup != NULL) { |
| xmlSchemaElementPtr substHead; |
| |
| /* |
| * FIXME TODO: Do we need a new field in _xmlSchemaElement for |
| * substitutionGroup? |
| */ |
| substHead = xmlSchemaGetElem(ctxt->schema, elemDecl->substGroup, |
| elemDecl->substGroupNs); |
| if (substHead == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) elemDecl, NULL, |
| "substitutionGroup", elemDecl->substGroup, |
| elemDecl->substGroupNs, XML_SCHEMA_TYPE_ELEMENT, NULL); |
| } else { |
| xmlSchemaElementFixup(substHead, ctxt, NULL, NULL, NULL); |
| /* |
| * Set the "substitution group affiliation". |
| * NOTE that now we use the "refDecl" field for this. |
| */ |
| elemDecl->refDecl = substHead; |
| /* |
| * (type definition)...otherwise the {type definition} of the |
| * element declaration ·resolved· to by the ·actual value· of |
| * the substitutionGroup [attribute], if present |
| */ |
| if (elemDecl->subtypes == NULL) |
| elemDecl->subtypes = substHead->subtypes; |
| } |
| } |
| if ((elemDecl->subtypes == NULL) && (elemDecl->namedType == NULL) && |
| (elemDecl->substGroup == NULL)) |
| elemDecl->subtypes = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| } |
| |
| /** |
| * xmlSchemaResolveUnionMemberTypes: |
| * @ctxt: the schema parser context |
| * @type: the schema simple type definition |
| * |
| * Checks and builds the "member type definitions" property of the union |
| * simple type. This handles part (1), part (2) is done in |
| * xmlSchemaFinishMemberTypeDefinitionsProperty() |
| * |
| * Returns -1 in case of an internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaResolveUnionMemberTypes(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| |
| xmlSchemaTypeLinkPtr link, lastLink, newLink; |
| xmlSchemaTypePtr memberType; |
| |
| /* |
| * SPEC (1) "If the <union> alternative is chosen, then [Definition:] |
| * define the explicit members as the type definitions ·resolved· |
| * to by the items in the ·actual value· of the memberTypes [attribute], |
| * if any, followed by the type definitions corresponding to the |
| * <simpleType>s among the [children] of <union>, if any." |
| */ |
| /* |
| * Resolve references. |
| */ |
| link = type->memberTypes; |
| lastLink = NULL; |
| while (link != NULL) { |
| const xmlChar *name, *nsName; |
| |
| name = ((xmlSchemaQNameRefPtr) link->type)->name; |
| nsName = ((xmlSchemaQNameRefPtr) link->type)->targetNamespace; |
| |
| memberType = xmlSchemaGetType(ctxt->schema, name, nsName); |
| if ((memberType == NULL) || (! IS_SIMPLE_TYPE(memberType))) { |
| xmlSchemaPResCompAttrErr(ctxt, XML_SCHEMAP_SRC_RESOLVE, |
| type, type->node, "memberTypes", |
| name, nsName, XML_SCHEMA_TYPE_SIMPLE, NULL); |
| /* |
| * Remove the member type link. |
| */ |
| if (lastLink == NULL) |
| type->memberTypes = link->next; |
| else |
| lastLink->next = link->next; |
| newLink = link; |
| link = link->next; |
| xmlFree(newLink); |
| } else { |
| link->type = memberType; |
| lastLink = link; |
| link = link->next; |
| } |
| } |
| /* |
| * Add local simple types, |
| */ |
| memberType = type->subtypes; |
| while (memberType != NULL) { |
| link = (xmlSchemaTypeLinkPtr) xmlMalloc(sizeof(xmlSchemaTypeLink)); |
| if (link == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating a type link", NULL); |
| return (-1); |
| } |
| link->type = memberType; |
| link->next = NULL; |
| if (lastLink == NULL) |
| type->memberTypes = link; |
| else |
| lastLink->next = link; |
| lastLink = link; |
| memberType = memberType->next; |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaIsDerivedFromBuiltInType: |
| * @ctxt: the schema parser context |
| * @type: the type definition |
| * @valType: the value type |
| * |
| * |
| * Returns 1 if the type has the given value type, or |
| * is derived from such a type. |
| */ |
| static int |
| xmlSchemaIsDerivedFromBuiltInType(xmlSchemaTypePtr type, int valType) |
| { |
| if (type == NULL) |
| return (0); |
| if (IS_COMPLEX_TYPE(type)) |
| return (0); |
| if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| if (type->builtInType == valType) |
| return(1); |
| if ((type->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) || |
| (type->builtInType == XML_SCHEMAS_ANYTYPE)) |
| return (0); |
| return(xmlSchemaIsDerivedFromBuiltInType(type->subtypes, valType)); |
| } else |
| return(xmlSchemaIsDerivedFromBuiltInType(type->subtypes, valType)); |
| |
| return (0); |
| } |
| |
| #if 0 |
| /** |
| * xmlSchemaIsDerivedFromBuiltInType: |
| * @ctxt: the schema parser context |
| * @type: the type definition |
| * @valType: the value type |
| * |
| * |
| * Returns 1 if the type has the given value type, or |
| * is derived from such a type. |
| */ |
| static int |
| xmlSchemaIsUserDerivedFromBuiltInType(xmlSchemaTypePtr type, int valType) |
| { |
| if (type == NULL) |
| return (0); |
| if (IS_COMPLEX_TYPE(type)) |
| return (0); |
| if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| if (type->builtInType == valType) |
| return(1); |
| return (0); |
| } else |
| return(xmlSchemaIsDerivedFromBuiltInType(type->subtypes, valType)); |
| |
| return (0); |
| } |
| #endif |
| |
| static xmlSchemaTypePtr |
| xmlSchemaQueryBuiltInType(xmlSchemaTypePtr type) |
| { |
| if (type == NULL) |
| return (NULL); |
| if (IS_COMPLEX_TYPE(type)) |
| return (NULL); |
| if (type->type == XML_SCHEMA_TYPE_BASIC) |
| return(type); |
| else |
| return(xmlSchemaQueryBuiltInType(type->subtypes)); |
| |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaGetPrimitiveType: |
| * @type: the simpleType definition |
| * |
| * Returns the primitive type of the given type or |
| * NULL in case of error. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaGetPrimitiveType(xmlSchemaTypePtr type) |
| { |
| |
| while (type != NULL) { |
| /* |
| * Note that anySimpleType is actually not a primitive type |
| * but we need that here. |
| */ |
| if ((type->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) || |
| (type->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE)) |
| return (type); |
| type = type->baseType; |
| } |
| |
| return (NULL); |
| } |
| |
| #if 0 |
| /** |
| * xmlSchemaGetBuiltInTypeAncestor: |
| * @type: the simpleType definition |
| * |
| * Returns the primitive type of the given type or |
| * NULL in case of error. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaGetBuiltInTypeAncestor(xmlSchemaTypePtr type) |
| { |
| if (VARIETY_LIST(type) || VARIETY_UNION(type)) |
| return (0); |
| while (type != NULL) { |
| if (type->type == XML_SCHEMA_TYPE_BASIC) |
| return (type); |
| type = type->baseType; |
| } |
| |
| return (NULL); |
| } |
| #endif |
| |
| /** |
| * xmlSchemaBuildAttributeUsesOwned: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * @cur: the attribute declaration list |
| * @lastUse: the top of the attribute use list |
| * |
| * Builds the attribute uses list on the given complex type. |
| * This one is supposed to be called by |
| * xmlSchemaBuildAttributeValidation only. |
| */ |
| static int |
| xmlSchemaBuildAttributeUsesOwned(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaAttributePtr cur, |
| xmlSchemaAttributeLinkPtr *uses, |
| xmlSchemaAttributeLinkPtr *lastUse) |
| { |
| xmlSchemaAttributeLinkPtr tmp; |
| while (cur != NULL) { |
| if (cur->type == XML_SCHEMA_TYPE_ATTRIBUTEGROUP) { |
| /* |
| * W3C: "2 The {attribute uses} of the attribute groups ·resolved· |
| * to by the ·actual value·s of the ref [attribute] of the |
| * <attributeGroup> [children], if any." |
| */ |
| if (xmlSchemaBuildAttributeUsesOwned(ctxt, |
| ((xmlSchemaAttributeGroupPtr) cur)->attributes, uses, |
| lastUse) == -1) { |
| return (-1); |
| } |
| } else { |
| /* W3C: "1 The set of attribute uses corresponding to the |
| * <attribute> [children], if any." |
| */ |
| tmp = (xmlSchemaAttributeLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaAttributeLink)); |
| if (tmp == NULL) { |
| xmlSchemaPErrMemory(ctxt, "building attribute uses", NULL); |
| return (-1); |
| } |
| tmp->attr = cur; |
| tmp->next = NULL; |
| if (*uses == NULL) |
| *uses = tmp; |
| else |
| (*lastUse)->next = tmp; |
| *lastUse = tmp; |
| } |
| cur = cur->next; |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCloneWildcardNsConstraints: |
| * @ctxt: the schema parser context |
| * @dest: the destination wildcard |
| * @source: the source wildcard |
| * |
| * Clones the namespace constraints of source |
| * and assignes them to dest. |
| * Returns -1 on internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaCloneWildcardNsConstraints(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaWildcardPtr *dest, |
| xmlSchemaWildcardPtr source) |
| { |
| xmlSchemaWildcardNsPtr cur, tmp, last; |
| |
| if ((source == NULL) || (*dest == NULL)) |
| return(-1); |
| (*dest)->any = source->any; |
| cur = source->nsSet; |
| last = NULL; |
| while (cur != NULL) { |
| tmp = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (tmp == NULL) |
| return(-1); |
| tmp->value = cur->value; |
| if (last == NULL) |
| (*dest)->nsSet = tmp; |
| else |
| last->next = tmp; |
| last = tmp; |
| cur = cur->next; |
| } |
| if ((*dest)->negNsSet != NULL) |
| xmlSchemaFreeWildcardNsSet((*dest)->negNsSet); |
| if (source->negNsSet != NULL) { |
| (*dest)->negNsSet = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if ((*dest)->negNsSet == NULL) |
| return(-1); |
| (*dest)->negNsSet->value = source->negNsSet->value; |
| } else |
| (*dest)->negNsSet = NULL; |
| return(0); |
| } |
| |
| /** |
| * xmlSchemaUnionWildcards: |
| * @ctxt: the schema parser context |
| * @completeWild: the first wildcard |
| * @curWild: the second wildcard |
| * |
| * Unions the namespace constraints of the given wildcards. |
| * @completeWild will hold the resulting union. |
| * Returns a positive error code on failure, -1 in case of an |
| * internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaUnionWildcards(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaWildcardPtr completeWild, |
| xmlSchemaWildcardPtr curWild) |
| { |
| xmlSchemaWildcardNsPtr cur, curB, tmp; |
| |
| /* |
| * 1 If O1 and O2 are the same value, then that value must be the |
| * value. |
| */ |
| if ((completeWild->any == curWild->any) && |
| ((completeWild->nsSet == NULL) == (curWild->nsSet == NULL)) && |
| ((completeWild->negNsSet == NULL) == (curWild->negNsSet == NULL))) { |
| |
| if ((completeWild->negNsSet == NULL) || |
| (completeWild->negNsSet->value == curWild->negNsSet->value)) { |
| |
| if (completeWild->nsSet != NULL) { |
| int found = 0; |
| |
| /* |
| * Check equality of sets. |
| */ |
| cur = completeWild->nsSet; |
| while (cur != NULL) { |
| found = 0; |
| curB = curWild->nsSet; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) |
| break; |
| cur = cur->next; |
| } |
| if (found) |
| return(0); |
| } else |
| return(0); |
| } |
| } |
| /* |
| * 2 If either O1 or O2 is any, then any must be the value |
| */ |
| if (completeWild->any != curWild->any) { |
| if (completeWild->any == 0) { |
| completeWild->any = 1; |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| if (completeWild->negNsSet != NULL) { |
| xmlFree(completeWild->negNsSet); |
| completeWild->negNsSet = NULL; |
| } |
| } |
| return (0); |
| } |
| /* |
| * 3 If both O1 and O2 are sets of (namespace names or ·absent·), |
| * then the union of those sets must be the value. |
| */ |
| if ((completeWild->nsSet != NULL) && (curWild->nsSet != NULL)) { |
| int found; |
| xmlSchemaWildcardNsPtr start; |
| |
| cur = curWild->nsSet; |
| start = completeWild->nsSet; |
| while (cur != NULL) { |
| found = 0; |
| curB = start; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) { |
| tmp = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (tmp == NULL) |
| return (-1); |
| tmp->value = cur->value; |
| tmp->next = completeWild->nsSet; |
| completeWild->nsSet = tmp; |
| } |
| cur = cur->next; |
| } |
| |
| return(0); |
| } |
| /* |
| * 4 If the two are negations of different values (namespace names |
| * or ·absent·), then a pair of not and ·absent· must be the value. |
| */ |
| if ((completeWild->negNsSet != NULL) && |
| (curWild->negNsSet != NULL) && |
| (completeWild->negNsSet->value != curWild->negNsSet->value)) { |
| completeWild->negNsSet->value = NULL; |
| |
| return(0); |
| } |
| /* |
| * 5. |
| */ |
| if (((completeWild->negNsSet != NULL) && |
| (completeWild->negNsSet->value != NULL) && |
| (curWild->nsSet != NULL)) || |
| ((curWild->negNsSet != NULL) && |
| (curWild->negNsSet->value != NULL) && |
| (completeWild->nsSet != NULL))) { |
| |
| int nsFound, absentFound = 0; |
| |
| if (completeWild->nsSet != NULL) { |
| cur = completeWild->nsSet; |
| curB = curWild->negNsSet; |
| } else { |
| cur = curWild->nsSet; |
| curB = completeWild->negNsSet; |
| } |
| nsFound = 0; |
| while (cur != NULL) { |
| if (cur->value == NULL) |
| absentFound = 1; |
| else if (cur->value == curB->value) |
| nsFound = 1; |
| if (nsFound && absentFound) |
| break; |
| cur = cur->next; |
| } |
| |
| if (nsFound && absentFound) { |
| /* |
| * 5.1 If the set S includes both the negated namespace |
| * name and ·absent·, then any must be the value. |
| */ |
| completeWild->any = 1; |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| if (completeWild->negNsSet != NULL) { |
| xmlFree(completeWild->negNsSet); |
| completeWild->negNsSet = NULL; |
| } |
| } else if (nsFound && (!absentFound)) { |
| /* |
| * 5.2 If the set S includes the negated namespace name |
| * but not ·absent·, then a pair of not and ·absent· must |
| * be the value. |
| */ |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| if (completeWild->negNsSet == NULL) { |
| completeWild->negNsSet = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (completeWild->negNsSet == NULL) |
| return (-1); |
| } |
| completeWild->negNsSet->value = NULL; |
| } else if ((!nsFound) && absentFound) { |
| /* |
| * 5.3 If the set S includes ·absent· but not the negated |
| * namespace name, then the union is not expressible. |
| */ |
| xmlSchemaPErr(ctxt, completeWild->node, |
| XML_SCHEMAP_UNION_NOT_EXPRESSIBLE, |
| "The union of the wilcard is not expressible.\n", |
| NULL, NULL); |
| return(XML_SCHEMAP_UNION_NOT_EXPRESSIBLE); |
| } else if ((!nsFound) && (!absentFound)) { |
| /* |
| * 5.4 If the set S does not include either the negated namespace |
| * name or ·absent·, then whichever of O1 or O2 is a pair of not |
| * and a namespace name must be the value. |
| */ |
| if (completeWild->negNsSet == NULL) { |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| completeWild->negNsSet = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (completeWild->negNsSet == NULL) |
| return (-1); |
| completeWild->negNsSet->value = curWild->negNsSet->value; |
| } |
| } |
| return (0); |
| } |
| /* |
| * 6. |
| */ |
| if (((completeWild->negNsSet != NULL) && |
| (completeWild->negNsSet->value == NULL) && |
| (curWild->nsSet != NULL)) || |
| ((curWild->negNsSet != NULL) && |
| (curWild->negNsSet->value == NULL) && |
| (completeWild->nsSet != NULL))) { |
| |
| if (completeWild->nsSet != NULL) { |
| cur = completeWild->nsSet; |
| } else { |
| cur = curWild->nsSet; |
| } |
| while (cur != NULL) { |
| if (cur->value == NULL) { |
| /* |
| * 6.1 If the set S includes ·absent·, then any must be the |
| * value. |
| */ |
| completeWild->any = 1; |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| if (completeWild->negNsSet != NULL) { |
| xmlFree(completeWild->negNsSet); |
| completeWild->negNsSet = NULL; |
| } |
| return (0); |
| } |
| cur = cur->next; |
| } |
| if (completeWild->negNsSet == NULL) { |
| /* |
| * 6.2 If the set S does not include ·absent·, then a pair of not |
| * and ·absent· must be the value. |
| */ |
| if (completeWild->nsSet != NULL) { |
| xmlSchemaFreeWildcardNsSet(completeWild->nsSet); |
| completeWild->nsSet = NULL; |
| } |
| completeWild->negNsSet = xmlSchemaNewWildcardNsConstraint(ctxt); |
| if (completeWild->negNsSet == NULL) |
| return (-1); |
| completeWild->negNsSet->value = NULL; |
| } |
| return (0); |
| } |
| return (0); |
| |
| } |
| |
| /** |
| * xmlSchemaIntersectWildcards: |
| * @ctxt: the schema parser context |
| * @completeWild: the first wildcard |
| * @curWild: the second wildcard |
| * |
| * Intersects the namespace constraints of the given wildcards. |
| * @completeWild will hold the resulting intersection. |
| * Returns a positive error code on failure, -1 in case of an |
| * internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaIntersectWildcards(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaWildcardPtr completeWild, |
| xmlSchemaWildcardPtr curWild) |
| { |
| xmlSchemaWildcardNsPtr cur, curB, prev, tmp; |
| |
| /* |
| * 1 If O1 and O2 are the same value, then that value must be the |
| * value. |
| */ |
| if ((completeWild->any == curWild->any) && |
| ((completeWild->nsSet == NULL) == (curWild->nsSet == NULL)) && |
| ((completeWild->negNsSet == NULL) == (curWild->negNsSet == NULL))) { |
| |
| if ((completeWild->negNsSet == NULL) || |
| (completeWild->negNsSet->value == curWild->negNsSet->value)) { |
| |
| if (completeWild->nsSet != NULL) { |
| int found = 0; |
| |
| /* |
| * Check equality of sets. |
| */ |
| cur = completeWild->nsSet; |
| while (cur != NULL) { |
| found = 0; |
| curB = curWild->nsSet; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) |
| break; |
| cur = cur->next; |
| } |
| if (found) |
| return(0); |
| } else |
| return(0); |
| } |
| } |
| /* |
| * 2 If either O1 or O2 is any, then the other must be the value. |
| */ |
| if ((completeWild->any != curWild->any) && (completeWild->any)) { |
| if (xmlSchemaCloneWildcardNsConstraints(ctxt, &completeWild, curWild) == -1) |
| return(-1); |
| return(0); |
| } |
| /* |
| * 3 If either O1 or O2 is a pair of not and a value (a namespace |
| * name or ·absent·) and the other is a set of (namespace names or |
| * ·absent·), then that set, minus the negated value if it was in |
| * the set, minus ·absent· if it was in the set, must be the value. |
| */ |
| if (((completeWild->negNsSet != NULL) && (curWild->nsSet != NULL)) || |
| ((curWild->negNsSet != NULL) && (completeWild->nsSet != NULL))) { |
| const xmlChar *neg; |
| |
| if (completeWild->nsSet == NULL) { |
| neg = completeWild->negNsSet->value; |
| if (xmlSchemaCloneWildcardNsConstraints(ctxt, &completeWild, curWild) == -1) |
| return(-1); |
| } else |
| neg = curWild->negNsSet->value; |
| /* |
| * Remove absent and negated. |
| */ |
| prev = NULL; |
| cur = completeWild->nsSet; |
| while (cur != NULL) { |
| if (cur->value == NULL) { |
| if (prev == NULL) |
| completeWild->nsSet = cur->next; |
| else |
| prev->next = cur->next; |
| xmlFree(cur); |
| break; |
| } |
| prev = cur; |
| cur = cur->next; |
| } |
| if (neg != NULL) { |
| prev = NULL; |
| cur = completeWild->nsSet; |
| while (cur != NULL) { |
| if (cur->value == neg) { |
| if (prev == NULL) |
| completeWild->nsSet = cur->next; |
| else |
| prev->next = cur->next; |
| xmlFree(cur); |
| break; |
| } |
| prev = cur; |
| cur = cur->next; |
| } |
| } |
| |
| return(0); |
| } |
| /* |
| * 4 If both O1 and O2 are sets of (namespace names or ·absent·), |
| * then the intersection of those sets must be the value. |
| */ |
| if ((completeWild->nsSet != NULL) && (curWild->nsSet != NULL)) { |
| int found; |
| |
| cur = completeWild->nsSet; |
| prev = NULL; |
| while (cur != NULL) { |
| found = 0; |
| curB = curWild->nsSet; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) { |
| if (prev == NULL) |
| completeWild->nsSet = cur->next; |
| else |
| prev->next = cur->next; |
| tmp = cur->next; |
| xmlFree(cur); |
| cur = tmp; |
| continue; |
| } |
| prev = cur; |
| cur = cur->next; |
| } |
| |
| return(0); |
| } |
| /* 5 If the two are negations of different namespace names, |
| * then the intersection is not expressible |
| */ |
| if ((completeWild->negNsSet != NULL) && |
| (curWild->negNsSet != NULL) && |
| (completeWild->negNsSet->value != curWild->negNsSet->value) && |
| (completeWild->negNsSet->value != NULL) && |
| (curWild->negNsSet->value != NULL)) { |
| |
| xmlSchemaPErr(ctxt, completeWild->node, XML_SCHEMAP_INTERSECTION_NOT_EXPRESSIBLE, |
| "The intersection of the wilcard is not expressible.\n", |
| NULL, NULL); |
| return(XML_SCHEMAP_INTERSECTION_NOT_EXPRESSIBLE); |
| } |
| /* |
| * 6 If the one is a negation of a namespace name and the other |
| * is a negation of ·absent·, then the one which is the negation |
| * of a namespace name must be the value. |
| */ |
| if ((completeWild->negNsSet != NULL) && (curWild->negNsSet != NULL) && |
| (completeWild->negNsSet->value != curWild->negNsSet->value) && |
| (completeWild->negNsSet->value == NULL)) { |
| completeWild->negNsSet->value = curWild->negNsSet->value; |
| } |
| return(0); |
| } |
| |
| /** |
| * xmlSchemaIsWildcardNsConstraintSubset: |
| * @ctxt: the schema parser context |
| * @sub: the first wildcard |
| * @super: the second wildcard |
| * |
| * Schema Component Constraint: Wildcard Subset (cos-ns-subset) |
| * |
| * Returns 0 if the namespace constraint of @sub is an intensional |
| * subset of @super, 1 otherwise. |
| */ |
| static int |
| xmlSchemaCheckCOSNSSubset(xmlSchemaWildcardPtr sub, |
| xmlSchemaWildcardPtr super) |
| { |
| /* |
| * 1 super must be any. |
| */ |
| if (super->any) |
| return (0); |
| /* |
| * 2.1 sub must be a pair of not and a namespace name or ·absent·. |
| * 2.2 super must be a pair of not and the same value. |
| */ |
| if ((sub->negNsSet != NULL) && |
| (super->negNsSet != NULL) && |
| (sub->negNsSet->value == sub->negNsSet->value)) |
| return (0); |
| /* |
| * 3.1 sub must be a set whose members are either namespace names or ·absent·. |
| */ |
| if (sub->nsSet != NULL) { |
| /* |
| * 3.2.1 super must be the same set or a superset thereof. |
| */ |
| if (super->nsSet != NULL) { |
| xmlSchemaWildcardNsPtr cur, curB; |
| int found = 0; |
| |
| cur = sub->nsSet; |
| while (cur != NULL) { |
| found = 0; |
| curB = super->nsSet; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) |
| return (1); |
| cur = cur->next; |
| } |
| if (found) |
| return (0); |
| } else if (super->negNsSet != NULL) { |
| xmlSchemaWildcardNsPtr cur; |
| /* |
| * 3.2.2 super must be a pair of not and a namespace name or |
| * ·absent· and that value must not be in sub's set. |
| */ |
| cur = sub->nsSet; |
| while (cur != NULL) { |
| if (cur->value == super->negNsSet->value) |
| return (1); |
| cur = cur->next; |
| } |
| return (0); |
| } |
| } |
| return (1); |
| } |
| |
| /** |
| * xmlSchemaBuildCompleteAttributeWildcard: |
| * @ctxt: the schema parser context |
| * @attrs: the attribute list |
| * @completeWild: the resulting complete wildcard |
| * |
| * Returns -1 in case of an internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaBuildCompleteAttributeWildcard(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaAttributePtr attrs, |
| xmlSchemaWildcardPtr *completeWild) |
| { |
| while (attrs != NULL) { |
| if (attrs->type == XML_SCHEMA_TYPE_ATTRIBUTEGROUP) { |
| xmlSchemaAttributeGroupPtr group; |
| |
| group = (xmlSchemaAttributeGroupPtr) attrs; |
| /* |
| * Handle attribute group references. |
| */ |
| if (group->ref != NULL) { |
| if (group->refItem == NULL) { |
| /* |
| * TODO: Should we raise a warning here? |
| */ |
| /* |
| * The referenced attribute group definition could not |
| * be resolved beforehand, so skip. |
| */ |
| attrs = attrs->next; |
| continue; |
| } else |
| group = group->refItem; |
| } |
| /* |
| * For every attribute group definition, an intersected wildcard |
| * will be created (assumed that a wildcard exists on the |
| * particular attr. gr. def. or on any contained attr. gr. def |
| * at all). |
| * The flag XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED ensures |
| * that the intersection will be performed only once. |
| */ |
| if ((group->flags & XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED) == 0) { |
| if (group->attributes != NULL) { |
| if (xmlSchemaBuildCompleteAttributeWildcard(ctxt, |
| group->attributes, &group->attributeWildcard) == -1) |
| return (-1); |
| } |
| group->flags |= XML_SCHEMAS_ATTRGROUP_WILDCARD_BUILDED; |
| } |
| if (group->attributeWildcard != NULL) { |
| if (*completeWild == NULL) { |
| /* |
| * Copy the first encountered wildcard as context, except for the annotation. |
| * |
| * Although the complete wildcard might not correspond to any |
| * node in the schema, we will save this context node. |
| */ |
| *completeWild = xmlSchemaAddWildcard(ctxt, ctxt->schema, |
| XML_SCHEMA_TYPE_ANY_ATTRIBUTE, |
| group->attributeWildcard->node); |
| if (xmlSchemaCloneWildcardNsConstraints(ctxt, |
| completeWild, group->attributeWildcard) == -1) |
| return (-1); |
| (*completeWild)->processContents = group->attributeWildcard->processContents; |
| (*completeWild)->node = group->attributeWildcard->node; |
| } else if (xmlSchemaIntersectWildcards(ctxt, *completeWild, group->attributeWildcard) == -1) |
| return (-1); |
| } |
| } |
| attrs = attrs->next; |
| } |
| |
| return (0); |
| } |
| |
| static int |
| xmlSchemaGetEffectiveValueConstraint(xmlSchemaAttributePtr item, |
| int *fixed, |
| const xmlChar **value, |
| xmlSchemaValPtr *val) |
| { |
| *fixed = 0; |
| *value = NULL; |
| if (val != 0) |
| *val = NULL; |
| |
| if (item->defValue == NULL) |
| item = item->refDecl; |
| |
| if (item == NULL) |
| return (0); |
| |
| if (item->defValue != NULL) { |
| *value = item->defValue; |
| if (val != 0) |
| *val = item->defVal; |
| if (item->flags & XML_SCHEMAS_ATTR_FIXED) |
| *fixed = 1; |
| return (1); |
| } |
| return (0); |
| } |
| /** |
| * xmlSchemaCheckCVCWildcardNamespace: |
| * @wild: the wildcard |
| * @ns: the namespace |
| * |
| * Validation Rule: Wildcard allows Namespace Name |
| * (cvc-wildcard-namespace) |
| * |
| * |
| * Returns 1 if the given namespace matches the wildcard, |
| * 0 otherwise. |
| */ |
| static int |
| xmlSchemaCheckCVCWildcardNamespace(xmlSchemaWildcardPtr wild, |
| const xmlChar* ns) |
| { |
| if (wild == NULL) |
| return(-1); |
| |
| if (wild->any) |
| return(1); |
| else if (wild->nsSet != NULL) { |
| xmlSchemaWildcardNsPtr cur; |
| |
| cur = wild->nsSet; |
| while (cur != NULL) { |
| if (xmlStrEqual(cur->value, ns)) |
| return(1); |
| cur = cur->next; |
| } |
| } else if ((wild->negNsSet != NULL) && (ns != NULL) && |
| (!xmlStrEqual(wild->negNsSet->value, ns))) |
| return(1); |
| |
| return(0); |
| } |
| |
| /** |
| * xmlSchemaBuildAttributeValidation: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * |
| * Builds the wildcard and the attribute uses on the given complex type. |
| * Returns -1 if an internal error occurs, 0 otherwise. |
| */ |
| static int |
| xmlSchemaBuildAttributeValidation(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr baseType = NULL; |
| xmlSchemaAttributeLinkPtr cur, base, tmp, id = NULL, |
| prev = NULL, uses = NULL, lastUse = NULL, lastBaseUse = NULL; |
| xmlSchemaAttributePtr attrs; |
| xmlSchemaTypePtr anyType; |
| xmlChar *str = NULL; |
| int err = 0; |
| |
| anyType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| /* |
| * Complex Type Definition with complex content Schema Component. |
| * |
| * Attribute uses. |
| * TODO: Add checks for absent referenced attribute declarations and |
| * simple types. |
| */ |
| if (type->attributeUses != NULL) { |
| PERROR_INT("xmlSchemaBuildAttributeValidation", |
| "attribute uses already builded"); |
| return (-1); |
| } |
| if (type->baseType == NULL) { |
| PERROR_INT("xmlSchemaBuildAttributeValidation", |
| "no base type"); |
| return (-1); |
| } |
| baseType = type->baseType; |
| /* |
| * Inherit the attribute uses of the base type. |
| */ |
| /* |
| * NOTE: It is allowed to "extend" the anyType complex type. |
| */ |
| if (! IS_ANYTYPE(baseType)) { |
| if (baseType != NULL) { |
| for (cur = baseType->attributeUses; cur != NULL; |
| cur = cur->next) { |
| tmp = (xmlSchemaAttributeLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaAttributeLink)); |
| if (tmp == NULL) { |
| xmlSchemaPErrMemory(pctxt, |
| "building attribute uses of complexType", NULL); |
| return (-1); |
| } |
| tmp->attr = cur->attr; |
| tmp->next = NULL; |
| if (type->attributeUses == NULL) { |
| type->attributeUses = tmp; |
| } else |
| lastBaseUse->next = tmp; |
| lastBaseUse = tmp; |
| } |
| } |
| } |
| attrs = type->attributes; |
| /* |
| * Handle attribute wildcards. |
| */ |
| err = xmlSchemaBuildCompleteAttributeWildcard(pctxt, |
| attrs, &type->attributeWildcard); |
| /* |
| * NOTE: During the parse time, the wildcard is created on the complexType |
| * directly, if encountered in a <restriction> or <extension> element. |
| */ |
| if (err == -1) { |
| PERROR_INT("xmlSchemaBuildAttributeValidation", |
| "failed to build an intersected attribute wildcard"); |
| return (-1); |
| } |
| |
| if ((type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) && |
| ((IS_ANYTYPE(baseType)) || |
| ((baseType != NULL) && |
| (baseType->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (baseType->attributeWildcard != NULL)))) { |
| if (type->attributeWildcard != NULL) { |
| /* |
| * Union the complete wildcard with the base wildcard. |
| */ |
| if (xmlSchemaUnionWildcards(pctxt, type->attributeWildcard, |
| baseType->attributeWildcard) == -1) |
| return (-1); |
| } else { |
| /* |
| * Just inherit the wildcard. |
| */ |
| /* |
| * NOTE: This is the only case where an attribute |
| * wildcard is shared. |
| */ |
| type->attributeWildcard = baseType->attributeWildcard; |
| } |
| } |
| |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) { |
| if (type->attributeWildcard != NULL) { |
| /* |
| * Derivation Valid (Restriction, Complex) |
| * 4.1 The {base type definition} must also have one. |
| */ |
| if (baseType->attributeWildcard == NULL) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_4_1, |
| NULL, type, NULL, |
| "The type has an attribute wildcard, " |
| "but the base type %s does not have one", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL)); |
| FREE_AND_NULL(str) |
| return (1); |
| } else if (xmlSchemaCheckCOSNSSubset( |
| type->attributeWildcard, baseType->attributeWildcard)) { |
| /* 4.2 */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_4_2, |
| NULL, type, NULL, |
| "The attribute wildcard is not a valid " |
| "subset of the wildcard in the base type %s", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL)); |
| FREE_AND_NULL(str) |
| return (1); |
| } |
| /* 4.3 Unless the {base type definition} is the ·ur-type |
| * definition·, the complex type definition's {attribute |
| * wildcard}'s {process contents} must be identical to or |
| * stronger than the {base type definition}'s {attribute |
| * wildcard}'s {process contents}, where strict is stronger |
| * than lax is stronger than skip. |
| */ |
| if ((! IS_ANYTYPE(baseType)) && |
| (type->attributeWildcard->processContents < |
| baseType->attributeWildcard->processContents)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_4_3, |
| NULL, type, NULL, |
| "The 'process contents' of the attribute wildcard is " |
| "weaker than the one in the base type %s", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL)); |
| FREE_AND_NULL(str) |
| return (1); |
| } |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) { |
| /* |
| * Derivation Valid (Extension) |
| * At this point the type and the base have both, either |
| * no wildcard or a wildcard. |
| */ |
| if ((baseType->attributeWildcard != NULL) && |
| (baseType->attributeWildcard != type->attributeWildcard)) { |
| /* 1.3 */ |
| if (xmlSchemaCheckCOSNSSubset( |
| baseType->attributeWildcard, type->attributeWildcard)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_3, |
| NULL, type, NULL, |
| "The attribute wildcard is not a valid " |
| "superset of the one in the base type %s", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL)); |
| FREE_AND_NULL(str) |
| return (1); |
| } |
| } |
| } |
| |
| /* |
| * Gather attribute uses defined by this type. |
| */ |
| if (attrs != NULL) { |
| if (xmlSchemaBuildAttributeUsesOwned(pctxt, attrs, |
| &uses, &lastUse) == -1) { |
| return (-1); |
| } |
| } |
| /* 3.4.6 -> Complex Type Definition Properties Correct 4. |
| * "Two distinct attribute declarations in the {attribute uses} must |
| * not have identical {name}s and {target namespace}s." |
| * |
| * For "extension" this is done further down. |
| */ |
| if ((uses != NULL) && ((type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) == 0)) { |
| cur = uses; |
| while (cur != NULL) { |
| tmp = cur->next; |
| while (tmp != NULL) { |
| if ((xmlStrEqual(xmlSchemaGetAttrName(cur->attr), |
| xmlSchemaGetAttrName(tmp->attr))) && |
| (xmlStrEqual(xmlSchemaGetAttrTargetNsURI(cur->attr), |
| xmlSchemaGetAttrTargetNsURI(tmp->attr)))) { |
| |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_4, |
| type, cur->attr, |
| "Duplicate attribute use %s specified", |
| xmlSchemaFormatQName(&str, |
| xmlSchemaGetAttrTargetNsURI(tmp->attr), |
| xmlSchemaGetAttrName(tmp->attr))); |
| FREE_AND_NULL(str) |
| break; |
| } |
| tmp = tmp->next; |
| } |
| cur = cur->next; |
| } |
| } |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) { |
| /* |
| * Derive by restriction. |
| */ |
| if (IS_ANYTYPE(baseType)) { |
| type->attributeUses = uses; |
| } else { |
| int found, valid; |
| const xmlChar *bEffValue; |
| int effFixed; |
| |
| cur = uses; |
| while (cur != NULL) { |
| found = 0; |
| valid = 1; |
| base = type->attributeUses; |
| while (base != NULL) { |
| if (xmlStrEqual(xmlSchemaGetAttrName(cur->attr), |
| xmlSchemaGetAttrName(base->attr)) && |
| xmlStrEqual(xmlSchemaGetAttrTargetNsURI(cur->attr), |
| xmlSchemaGetAttrTargetNsURI(base->attr))) { |
| |
| found = 1; |
| |
| if ((cur->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_PROHIBITED) && |
| (base->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_OPTIONAL)) { |
| /* |
| * NOOP. |
| */ |
| } else if ((cur->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_OPTIONAL) && |
| (base->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_REQUIRED)) { |
| /* |
| * derivation-ok-restriction 2.1.1 |
| */ |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_1_1, |
| type, cur->attr, |
| "The 'optional' use is inconsistent with a " |
| "matching 'required' use of the base type", |
| NULL); |
| } else if ((cur->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_PROHIBITED) && |
| (base->attr->occurs == |
| XML_SCHEMAS_ATTR_USE_REQUIRED)) { |
| /* |
| * derivation-ok-restriction 3 |
| */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_3, |
| NULL, type, NULL, |
| "A matching attribute use for the 'required' " |
| "attribute use '%s' of the base type is " |
| "missing", |
| xmlSchemaFormatQName(&str, |
| xmlSchemaGetAttrTargetNsURI(base->attr), |
| xmlSchemaGetAttrName(base->attr))); |
| FREE_AND_NULL(str) |
| } else if (xmlSchemaCheckCOSSTDerivedOK( |
| cur->attr->subtypes, base->attr->subtypes, 0) != 0) { |
| |
| /* |
| * SPEC (2.1.2) "R's {attribute declaration}'s |
| * {type definition} must be validly derived from |
| * B's {type definition} given the empty set as |
| * defined in Type Derivation OK (Simple) (§3.14.6)." |
| */ |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_1_2, |
| type, cur->attr, |
| "The attribute declaration's type " |
| "definition is not validly derived from " |
| "the corresponding definition in the " |
| "base type", NULL); |
| } else { |
| /* |
| * 2.1.3 [Definition:] Let the effective value |
| * constraint of an attribute use be its {value |
| * constraint}, if present, otherwise its {attribute |
| * declaration}'s {value constraint} . |
| */ |
| xmlSchemaGetEffectiveValueConstraint(base->attr, |
| &effFixed, &bEffValue, 0); |
| /* |
| * 2.1.3 ... one of the following must be true |
| * |
| * 2.1.3.1 B's ·effective value constraint· is |
| * ·absent· or default. |
| */ |
| if ((bEffValue != NULL) && |
| (effFixed == 1)) { |
| const xmlChar *rEffValue = NULL; |
| |
| xmlSchemaGetEffectiveValueConstraint(base->attr, |
| &effFixed, &rEffValue, 0); |
| /* |
| * 2.1.3.2 R's ·effective value constraint· is |
| * fixed with the same string as B's. |
| * TODO: Compare the computed values. |
| */ |
| if ((effFixed == 0) || |
| (! xmlStrEqual(rEffValue, bEffValue))) { |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_1_3, |
| type, cur->attr, |
| "The effective value constraint of the " |
| "attribute use is inconsistent with " |
| "its correspondent of the base type", |
| NULL); |
| } else { |
| /* |
| * Override the attribute use. |
| */ |
| base->attr = cur->attr; |
| } |
| } else |
| base->attr = cur->attr; |
| } |
| |
| break; |
| } |
| base = base->next; |
| } |
| |
| if ((!found) && (cur->attr->occurs != |
| XML_SCHEMAS_ATTR_USE_PROHIBITED)) { |
| /* |
| * derivation-ok-restriction 2.2 |
| */ |
| if ((baseType->attributeWildcard == NULL) || |
| (xmlSchemaCheckCVCWildcardNamespace( |
| baseType->attributeWildcard, |
| cur->attr->targetNamespace) != 1)) { |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_2, |
| type, cur->attr, |
| "Neither a matching attribute use, " |
| "nor a matching wildcard in the base type does exist", |
| NULL); |
| } else { |
| /* |
| * Add the attribute use. |
| * |
| * Note that this may lead to funny derivation error reports, if |
| * multiple equal attribute uses exist; but this is not |
| * allowed anyway, and it will be reported beforehand. |
| */ |
| tmp = cur; |
| if (prev != NULL) |
| prev->next = cur->next; |
| else |
| uses = cur->next; |
| cur = cur->next; |
| tmp->next = NULL; |
| if (type->attributeUses == NULL) { |
| type->attributeUses = tmp; |
| } else |
| lastBaseUse->next = tmp; |
| lastBaseUse = tmp; |
| |
| continue; |
| } |
| } |
| prev = cur; |
| cur = cur->next; |
| } |
| if (uses != NULL) |
| xmlSchemaFreeAttributeUseList(uses); |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) { |
| /* |
| * The spec allows only appending, and not other kinds of extensions. |
| * |
| * This ensures: Schema Component Constraint: Derivation Valid (Extension) : 1.2 |
| */ |
| if (uses != NULL) { |
| if (type->attributeUses == NULL) { |
| type->attributeUses = uses; |
| } else |
| lastBaseUse->next = uses; |
| } |
| } else { |
| PERROR_INT("xmlSchemaBuildAttributeValidation", |
| "no derivation method"); |
| return (-1); |
| } |
| /* |
| * 3.4.6 -> Complex Type Definition Properties Correct |
| */ |
| if (type->attributeUses != NULL) { |
| cur = type->attributeUses; |
| prev = NULL; |
| while (cur != NULL) { |
| /* |
| * 4. Two distinct attribute declarations in the {attribute uses} must |
| * not have identical {name}s and {target namespace}s. |
| * |
| * Note that this was already done for "restriction" and types derived from |
| * the ur-type. |
| */ |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) { |
| tmp = cur->next; |
| while (tmp != NULL) { |
| if ((xmlStrEqual(xmlSchemaGetAttrName(cur->attr), |
| xmlSchemaGetAttrName(tmp->attr))) && |
| (xmlStrEqual(xmlSchemaGetAttrTargetNsURI(cur->attr ), |
| xmlSchemaGetAttrTargetNsURI(tmp->attr)))) { |
| |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_4, |
| type, tmp->attr, |
| "Duplicate attribute use specified", NULL); |
| break; |
| } |
| tmp = tmp->next; |
| } |
| } |
| /* |
| * 5. Two distinct attribute declarations in the {attribute uses} must |
| * not have {type definition}s which are or are derived from ID. |
| */ |
| if ((cur->attr->subtypes != NULL) && |
| (xmlSchemaIsDerivedFromBuiltInType(cur->attr->subtypes, |
| XML_SCHEMAS_ID))) { |
| if (id != NULL) { |
| xmlSchemaPAttrUseErr(pctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_5, |
| type, cur->attr, |
| "There must not exist more than one attribute use, " |
| "declared of type 'ID' or derived from it", |
| NULL); |
| FREE_AND_NULL(str) |
| } |
| id = cur; |
| } |
| /* |
| * Remove "prohibited" attribute uses. The reason this is done at this late |
| * stage is to be able to catch dublicate attribute uses. So we had to keep |
| * prohibited uses in the list as well. |
| */ |
| if (cur->attr->occurs == XML_SCHEMAS_ATTR_USE_PROHIBITED) { |
| tmp = cur; |
| if (prev == NULL) |
| type->attributeUses = cur->next; |
| else |
| prev->next = cur->next; |
| cur = cur->next; |
| xmlFree(tmp); |
| } else { |
| prev = cur; |
| cur = cur->next; |
| } |
| } |
| } |
| /* |
| * TODO: This check should be removed if we are 100% sure of |
| * the base type attribute uses already being built. |
| */ |
| if ((baseType != NULL) && (! IS_ANYTYPE(baseType)) && |
| (baseType->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (IS_NOT_TYPEFIXED(baseType))) { |
| PERROR_INT("xmlSchemaBuildAttributeValidation", |
| "attribute uses not builded on base type"); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaTypeFinalContains: |
| * @schema: the schema |
| * @type: the type definition |
| * @final: the final |
| * |
| * Evaluates if a type definition contains the given "final". |
| * This does take "finalDefault" into account as well. |
| * |
| * Returns 1 if the type does containt the given "final", |
| * 0 otherwise. |
| */ |
| static int |
| xmlSchemaTypeFinalContains(xmlSchemaTypePtr type, int final) |
| { |
| if (type == NULL) |
| return (0); |
| if (type->flags & final) |
| return (1); |
| else |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaGetUnionSimpleTypeMemberTypes: |
| * @type: the Union Simple Type |
| * |
| * Returns a list of member types of @type if existing, |
| * returns NULL otherwise. |
| */ |
| static xmlSchemaTypeLinkPtr |
| xmlSchemaGetUnionSimpleTypeMemberTypes(xmlSchemaTypePtr type) |
| { |
| while ((type != NULL) && (type->type == XML_SCHEMA_TYPE_SIMPLE)) { |
| if (type->memberTypes != NULL) |
| return (type->memberTypes); |
| else |
| type = type->baseType; |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaGetParticleTotalRangeMin: |
| * @particle: the particle |
| * |
| * Schema Component Constraint: Effective Total Range |
| * (all and sequence) + (choice) |
| * |
| * Returns the minimun Effective Total Range. |
| */ |
| static int |
| xmlSchemaGetParticleTotalRangeMin(xmlSchemaParticlePtr particle) |
| { |
| if ((particle->children == NULL) || |
| (particle->minOccurs == 0)) |
| return (0); |
| if (particle->children->type == XML_SCHEMA_TYPE_CHOICE) { |
| int min = -1, cur; |
| xmlSchemaParticlePtr part = |
| (xmlSchemaParticlePtr) particle->children->children; |
| |
| if (part == NULL) |
| return (0); |
| while (part != NULL) { |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| cur = part->minOccurs; |
| else |
| cur = xmlSchemaGetParticleTotalRangeMin(part); |
| if (cur == 0) |
| return (0); |
| if ((min > cur) || (min == -1)) |
| min = cur; |
| part = (xmlSchemaParticlePtr) part->next; |
| } |
| return (particle->minOccurs * min); |
| } else { |
| /* <all> and <sequence> */ |
| int sum = 0; |
| xmlSchemaParticlePtr part = |
| (xmlSchemaParticlePtr) particle->children->children; |
| |
| if (part == NULL) |
| return (0); |
| do { |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| sum += part->minOccurs; |
| else |
| sum += xmlSchemaGetParticleTotalRangeMin(part); |
| part = (xmlSchemaParticlePtr) part->next; |
| } while (part != NULL); |
| return (particle->minOccurs * sum); |
| } |
| } |
| |
| /** |
| * xmlSchemaGetParticleTotalRangeMax: |
| * @particle: the particle |
| * |
| * Schema Component Constraint: Effective Total Range |
| * (all and sequence) + (choice) |
| * |
| * Returns the maximum Effective Total Range. |
| */ |
| static int |
| xmlSchemaGetParticleTotalRangeMax(xmlSchemaParticlePtr particle) |
| { |
| if ((particle->children == NULL) || |
| (particle->children->children == NULL)) |
| return (0); |
| if (particle->children->type == XML_SCHEMA_TYPE_CHOICE) { |
| int max = -1, cur; |
| xmlSchemaParticlePtr part = |
| (xmlSchemaParticlePtr) particle->children->children; |
| |
| for (; part != NULL; part = (xmlSchemaParticlePtr) part->next) { |
| if (part->children == NULL) |
| continue; |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| cur = part->maxOccurs; |
| else |
| cur = xmlSchemaGetParticleTotalRangeMax(part); |
| if (cur == UNBOUNDED) |
| return (UNBOUNDED); |
| if ((max < cur) || (max == -1)) |
| max = cur; |
| } |
| /* TODO: Handle overflows? */ |
| return (particle->maxOccurs * max); |
| } else { |
| /* <all> and <sequence> */ |
| int sum = 0, cur; |
| xmlSchemaParticlePtr part = |
| (xmlSchemaParticlePtr) particle->children->children; |
| |
| for (; part != NULL; part = (xmlSchemaParticlePtr) part->next) { |
| if (part->children == NULL) |
| continue; |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| cur = part->maxOccurs; |
| else |
| cur = xmlSchemaGetParticleTotalRangeMax(part); |
| if (cur == UNBOUNDED) |
| return (UNBOUNDED); |
| if ((cur > 0) && (particle->maxOccurs == UNBOUNDED)) |
| return (UNBOUNDED); |
| sum += cur; |
| } |
| /* TODO: Handle overflows? */ |
| return (particle->maxOccurs * sum); |
| } |
| } |
| |
| /** |
| * xmlSchemaIsParticleEmptiable: |
| * @particle: the particle |
| * |
| * Schema Component Constraint: Particle Emptiable |
| * Checks whether the given particle is emptiable. |
| * |
| * Returns 1 if emptiable, 0 otherwise. |
| */ |
| static int |
| xmlSchemaIsParticleEmptiable(xmlSchemaParticlePtr particle) |
| { |
| /* |
| * SPEC (1) "Its {min occurs} is 0." |
| */ |
| if ((particle == NULL) || (particle->minOccurs == 0) || |
| (particle->children == NULL)) |
| return (1); |
| /* |
| * SPEC (2) "Its {term} is a group and the minimum part of the |
| * effective total range of that group, [...] is 0." |
| */ |
| if (IS_MODEL_GROUP(particle->children)) { |
| if (xmlSchemaGetParticleTotalRangeMin(particle) == 0) |
| return (1); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSSTDerivedOK: |
| * @type: the derived simple type definition |
| * @baseType: the base type definition |
| * |
| * Schema Component Constraint: |
| * Type Derivation OK (Simple) (cos-st-derived-OK) |
| * |
| * Checks wheter @type can be validly |
| * derived from @baseType. |
| * |
| * Returns 0 on success, an positive error code otherwise. |
| */ |
| static int |
| xmlSchemaCheckCOSSTDerivedOK(xmlSchemaTypePtr type, |
| xmlSchemaTypePtr baseType, |
| int subset) |
| { |
| /* |
| * 1 They are the same type definition. |
| * TODO: The identy check might have to be more complex than this. |
| */ |
| if (type == baseType) |
| return (0); |
| /* |
| * 2.1 restriction is not in the subset, or in the {final} |
| * of its own {base type definition}; |
| */ |
| if ((subset & SUBSET_RESTRICTION) || |
| (xmlSchemaTypeFinalContains(type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION))) { |
| return (XML_SCHEMAP_COS_ST_DERIVED_OK_2_1); |
| } |
| /* 2.2 */ |
| if (type->baseType == baseType) { |
| /* |
| * 2.2.1 D's ·base type definition· is B. |
| */ |
| return (0); |
| } |
| /* |
| * 2.2.2 D's ·base type definition· is not the ·ur-type definition· |
| * and is validly derived from B given the subset, as defined by this |
| * constraint. |
| */ |
| if ((! IS_ANYTYPE(type->baseType)) && |
| (xmlSchemaCheckCOSSTDerivedOK(type->baseType, |
| baseType, subset) == 0)) { |
| return (0); |
| } |
| /* |
| * 2.2.3 D's {variety} is list or union and B is the ·simple ur-type |
| * definition·. |
| */ |
| if (IS_ANY_SIMPLE_TYPE(baseType) && |
| (VARIETY_LIST(type) || VARIETY_UNION(type))) { |
| return (0); |
| } |
| /* |
| * 2.2.4 B's {variety} is union and D is validly derived from a type |
| * definition in B's {member type definitions} given the subset, as |
| * defined by this constraint. |
| * |
| * NOTE: This seems not to involve built-in types, since there is no |
| * built-in Union Simple Type. |
| */ |
| if (VARIETY_UNION(baseType)) { |
| xmlSchemaTypeLinkPtr cur; |
| |
| cur = baseType->memberTypes; |
| while (cur != NULL) { |
| if (xmlSchemaCheckCOSSTDerivedOK(type, cur->type, subset) == 0) |
| return (0); |
| cur = cur->next; |
| } |
| } |
| |
| return (XML_SCHEMAP_COS_ST_DERIVED_OK_2_2); |
| } |
| |
| /** |
| * xmlSchemaCheckTypeDefCircularInternal: |
| * @pctxt: the schema parser context |
| * @ctxtType: the type definition |
| * @ancestor: an ancestor of @ctxtType |
| * |
| * Checks st-props-correct (2) + ct-props-correct (3). |
| * Circular type definitions are not allowed. |
| * |
| * Returns XML_SCHEMAP_ST_PROPS_CORRECT_2 if the given type is |
| * circular, 0 otherwise. |
| */ |
| static int |
| xmlSchemaCheckTypeDefCircularInternal(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr ctxtType, |
| xmlSchemaTypePtr ancestor) |
| { |
| int ret; |
| |
| if ((ancestor == NULL) || (ancestor->type == XML_SCHEMA_TYPE_BASIC)) |
| return (0); |
| |
| if (ctxtType == ancestor) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_2, |
| NULL, ctxtType, GET_NODE(ctxtType), |
| "The definition is circular", NULL); |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_2); |
| } |
| if (ancestor->flags & XML_SCHEMAS_TYPE_MARKED) { |
| /* |
| * Avoid inifinite recursion on circular types not yet checked. |
| */ |
| return (0); |
| } |
| ancestor->flags |= XML_SCHEMAS_TYPE_MARKED; |
| ret = xmlSchemaCheckTypeDefCircularInternal(pctxt, ctxtType, |
| ancestor->baseType); |
| ancestor->flags ^= XML_SCHEMAS_TYPE_MARKED; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckTypeDefCircular: |
| * @item: the complex/simple type definition |
| * @ctxt: the parser context |
| * @name: the name |
| * |
| * Checks for circular type definitions. |
| */ |
| static void |
| xmlSchemaCheckTypeDefCircular(xmlSchemaTypePtr item, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if ((item == NULL) || |
| ((item->type != XML_SCHEMA_TYPE_COMPLEX) && |
| (item->type != XML_SCHEMA_TYPE_SIMPLE))) |
| return; |
| xmlSchemaCheckTypeDefCircularInternal(ctxt, item, item->baseType); |
| |
| } |
| |
| /** |
| * xmlSchemaResolveTypeDefs: |
| * @item: the complex/simple type definition |
| * @ctxt: the parser context |
| * @name: the name |
| * |
| * Checks for circular type definitions. |
| */ |
| static void |
| xmlSchemaResolveTypeDefs(xmlSchemaTypePtr typeDef, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if (typeDef == NULL) |
| return; |
| |
| /* |
| * Resolve the base type. |
| */ |
| if (typeDef->baseType == NULL) { |
| typeDef->baseType = xmlSchemaGetType(ctxt->schema, |
| typeDef->base, typeDef->baseNs); |
| if (typeDef->baseType == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| typeDef, typeDef->node, |
| "base", typeDef->base, typeDef->baseNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| return; |
| } |
| } |
| if (IS_SIMPLE_TYPE(typeDef)) { |
| if (VARIETY_UNION(typeDef)) { |
| /* |
| * Resolve the memberTypes. |
| */ |
| xmlSchemaResolveUnionMemberTypes(ctxt, typeDef); |
| return; |
| } else if (VARIETY_LIST(typeDef)) { |
| /* |
| * Resolve the itemType. |
| */ |
| if ((typeDef->subtypes == NULL) && (typeDef->ref != NULL)) { |
| typeDef->subtypes = xmlSchemaGetType(ctxt->schema, |
| typeDef->ref, typeDef->refNs); |
| if ((typeDef->subtypes == NULL) || |
| (! IS_SIMPLE_TYPE(typeDef->subtypes))) { |
| typeDef->subtypes = NULL; |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| typeDef, typeDef->node, |
| "itemType", typeDef->ref, typeDef->refNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } |
| } |
| return; |
| } |
| } |
| } |
| |
| |
| |
| /** |
| * xmlSchemaCheckSTPropsCorrect: |
| * @ctxt: the schema parser context |
| * @type: the simple type definition |
| * |
| * Checks st-props-correct. |
| * |
| * Returns 0 if the properties are correct, |
| * if not, a positive error code and -1 on internal |
| * errors. |
| */ |
| static int |
| xmlSchemaCheckSTPropsCorrect(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr baseType = type->baseType, anySimpleType, |
| anyType; |
| xmlChar *str = NULL; |
| |
| /* STATE: error funcs converted. */ |
| /* |
| * Schema Component Constraint: Simple Type Definition Properties Correct |
| * |
| * NOTE: This is somehow redundant, since we actually built a simple type |
| * to have all the needed information; this acts as an self test. |
| */ |
| anySimpleType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| anyType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| /* Base type: If the datatype has been ·derived· by ·restriction· |
| * then the Simple Type Definition component from which it is ·derived·, |
| * otherwise the Simple Type Definition for anySimpleType (§4.1.6). |
| */ |
| if (baseType == NULL) { |
| /* |
| * TODO: Think about: "modulo the impact of Missing |
| * Sub-components (§5.3)." |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "No base type existent", NULL); |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| |
| } |
| if (! IS_SIMPLE_TYPE(baseType)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "The base type '%s' is not a simple type", |
| xmlSchemaGetComponentQName(&str, baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| } |
| if ( (VARIETY_LIST(type) || VARIETY_UNION(type)) && |
| ((type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) == 0) && |
| (! IS_ANY_SIMPLE_TYPE(baseType))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "A type, derived by list or union, must have" |
| "the simple ur-type definition as base type, not '%s'", |
| xmlSchemaGetComponentQName(&str, baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| } |
| /* |
| * Variety: One of {atomic, list, union}. |
| */ |
| if ((! VARIETY_ATOMIC(type)) && (! VARIETY_UNION(type)) && |
| (! VARIETY_LIST(type))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "The variety is absent", NULL); |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| } |
| /* TODO: Finish this. Hmm, is this finished? */ |
| |
| /* |
| * 3 The {final} of the {base type definition} must not contain restriction. |
| */ |
| if (xmlSchemaTypeFinalContains(baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_3, |
| NULL, type, NULL, |
| "The 'final' of its base type '%s' must not contain " |
| "'restriction'", |
| xmlSchemaGetComponentQName(&str, baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_3); |
| } |
| |
| /* |
| * 2 All simple type definitions must be derived ultimately from the ·simple |
| * ur-type definition (so· circular definitions are disallowed). That is, it |
| * must be possible to reach a built-in primitive datatype or the ·simple |
| * ur-type definition· by repeatedly following the {base type definition}. |
| * |
| * NOTE: this is done in xmlSchemaCheckTypeDefCircular(). |
| */ |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSSTRestricts: |
| * @ctxt: the schema parser context |
| * @type: the simple type definition |
| * |
| * Schema Component Constraint: |
| * Derivation Valid (Restriction, Simple) (cos-st-restricts) |
| |
| * Checks if the given @type (simpleType) is derived validly by restriction. |
| * STATUS: |
| * |
| * Returns -1 on internal errors, 0 if the type is validly derived, |
| * a positive error code otherwise. |
| */ |
| static int |
| xmlSchemaCheckCOSSTRestricts(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlChar *str = NULL; |
| |
| if (type->type != XML_SCHEMA_TYPE_SIMPLE) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "given type is not a user-derived simpleType"); |
| return (-1); |
| } |
| |
| if (VARIETY_ATOMIC(type)) { |
| xmlSchemaTypePtr primitive; |
| /* |
| * 1.1 The {base type definition} must be an atomic simple |
| * type definition or a built-in primitive datatype. |
| */ |
| if (! VARIETY_ATOMIC(type->baseType)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_1_1, |
| NULL, type, NULL, |
| "The base type '%s' is not an atomic simple type", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_1_1); |
| } |
| /* 1.2 The {final} of the {base type definition} must not contain |
| * restriction. |
| */ |
| /* OPTIMIZE TODO : This is already done in xmlSchemaCheckStPropsCorrect */ |
| if (xmlSchemaTypeFinalContains(type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_1_2, |
| NULL, type, NULL, |
| "The final of its base type '%s' must not contain 'restriction'", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_1_2); |
| } |
| |
| /* |
| * 1.3.1 DF must be an allowed constraining facet for the {primitive |
| * type definition}, as specified in the appropriate subsection of 3.2 |
| * Primitive datatypes. |
| */ |
| if (type->facets != NULL) { |
| xmlSchemaFacetPtr facet; |
| int ok = 1; |
| |
| primitive = xmlSchemaGetPrimitiveType(type); |
| if (primitive == NULL) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "failed to get primitive type"); |
| return (-1); |
| } |
| facet = type->facets; |
| do { |
| if (xmlSchemaIsBuiltInTypeFacet(primitive, facet->type) == 0) { |
| ok = 0; |
| xmlSchemaPIllegalFacetAtomicErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_1_3_1, |
| NULL, type, primitive, facet); |
| } |
| facet = facet->next; |
| } while (facet != NULL); |
| if (ok == 0) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_1_3_1); |
| } |
| /* |
| * SPEC (1.3.2) "If there is a facet of the same kind in the {facets} |
| * of the {base type definition} (call this BF),then the DF's {value} |
| * must be a valid restriction of BF's {value} as defined in |
| * [XML Schemas: Datatypes]." |
| * |
| * NOTE (1.3.2) Facet derivation constraints are currently handled in |
| * xmlSchemaDeriveAndValidateFacets() |
| */ |
| } else if (VARIETY_LIST(type)) { |
| xmlSchemaTypePtr itemType = NULL; |
| |
| itemType = type->subtypes; |
| if ((itemType == NULL) || (! IS_SIMPLE_TYPE(itemType))) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "failed to evaluate the item type"); |
| return (-1); |
| } |
| if (IS_NOT_TYPEFIXED(itemType)) |
| xmlSchemaTypeFixup(itemType, pctxt, NULL); |
| /* |
| * 2.1 The {item type definition} must have a {variety} of atomic or |
| * union (in which case all the {member type definitions} |
| * must be atomic). |
| */ |
| if ((! VARIETY_ATOMIC(itemType)) && |
| (! VARIETY_UNION(itemType))) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_1, |
| NULL, type, NULL, |
| "The item type '%s' does not have a variety of atomic or union", |
| xmlSchemaGetComponentQName(&str, itemType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_1); |
| } else if (VARIETY_UNION(itemType)) { |
| xmlSchemaTypeLinkPtr member; |
| |
| member = itemType->memberTypes; |
| while (member != NULL) { |
| if (! VARIETY_ATOMIC(member->type)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_1, |
| NULL, type, NULL, |
| "The item type is a union type, but the " |
| "member type '%s' of this item type is not atomic", |
| xmlSchemaGetComponentQName(&str, member->type)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_1); |
| } |
| member = member->next; |
| } |
| } |
| |
| if (IS_ANY_SIMPLE_TYPE(type->baseType)) { |
| xmlSchemaFacetPtr facet; |
| /* |
| * This is the case if we have: <simpleType><list .. |
| */ |
| /* |
| * 2.3.1 |
| * 2.3.1.1 The {final} of the {item type definition} must not |
| * contain list. |
| */ |
| if (xmlSchemaTypeFinalContains(itemType, |
| XML_SCHEMAS_TYPE_FINAL_LIST)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_1_1, |
| NULL, type, NULL, |
| "The final of its item type '%s' must not contain 'list'", |
| xmlSchemaGetComponentQName(&str, itemType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_1_1); |
| } |
| /* |
| * 2.3.1.2 The {facets} must only contain the whiteSpace |
| * facet component. |
| * OPTIMIZE TODO: the S4S already disallows any facet |
| * to be specified. |
| */ |
| if (type->facets != NULL) { |
| facet = type->facets; |
| do { |
| if (facet->type != XML_SCHEMA_FACET_WHITESPACE) { |
| xmlSchemaPIllegalFacetListUnionErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_1_2, |
| NULL, type, facet); |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_1_2); |
| } |
| facet = facet->next; |
| } while (facet != NULL); |
| } |
| /* |
| * MAYBE TODO: (Hmm, not really) Datatypes states: |
| * A ·list· datatype can be ·derived· from an ·atomic· datatype |
| * whose ·lexical space· allows space (such as string or anyURI)or |
| * a ·union· datatype any of whose {member type definitions}'s |
| * ·lexical space· allows space. |
| */ |
| } else { |
| /* |
| * This is the case if we have: <simpleType><restriction ... |
| * I.e. the variety of "list" is inherited. |
| */ |
| /* |
| * 2.3.2 |
| * 2.3.2.1 The {base type definition} must have a {variety} of list. |
| */ |
| if (! VARIETY_LIST(type->baseType)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_1, |
| NULL, type, NULL, |
| "The base type '%s' must be a list type", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_1); |
| } |
| /* |
| * 2.3.2.2 The {final} of the {base type definition} must not |
| * contain restriction. |
| */ |
| if (xmlSchemaTypeFinalContains(type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_2, |
| NULL, type, NULL, |
| "The 'final' of the base type '%s' must not contain 'restriction'", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_2); |
| } |
| /* |
| * 2.3.2.3 The {item type definition} must be validly derived |
| * from the {base type definition}'s {item type definition} given |
| * the empty set, as defined in Type Derivation OK (Simple) (§3.14.6). |
| */ |
| { |
| xmlSchemaTypePtr baseItemType; |
| |
| baseItemType = type->baseType->subtypes; |
| if ((baseItemType == NULL) || (! IS_SIMPLE_TYPE(baseItemType))) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "failed to eval the item type of a base type"); |
| return (-1); |
| } |
| if ((itemType != baseItemType) && |
| (xmlSchemaCheckCOSSTDerivedOK(itemType, |
| baseItemType, 0) != 0)) { |
| xmlChar *strBIT = NULL, *strBT = NULL; |
| xmlSchemaPCustomErrExt(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_3, |
| NULL, type, NULL, |
| "The item type '%s' is not validly derived from " |
| "the item type '%s' of the base type '%s'", |
| xmlSchemaGetComponentQName(&str, itemType), |
| xmlSchemaGetComponentQName(&strBIT, baseItemType), |
| xmlSchemaGetComponentQName(&strBT, type->baseType)); |
| |
| FREE_AND_NULL(str) |
| FREE_AND_NULL(strBIT) |
| FREE_AND_NULL(strBT) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_3); |
| } |
| } |
| |
| if (type->facets != NULL) { |
| xmlSchemaFacetPtr facet; |
| int ok = 1; |
| /* |
| * 2.3.2.4 Only length, minLength, maxLength, whiteSpace, pattern |
| * and enumeration facet components are allowed among the {facets}. |
| */ |
| facet = type->facets; |
| do { |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| case XML_SCHEMA_FACET_WHITESPACE: |
| /* |
| * TODO: 2.5.1.2 List datatypes |
| * The value of ·whiteSpace· is fixed to the value collapse. |
| */ |
| case XML_SCHEMA_FACET_PATTERN: |
| case XML_SCHEMA_FACET_ENUMERATION: |
| break; |
| default: { |
| xmlSchemaPIllegalFacetListUnionErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_4, |
| NULL, type, facet); |
| /* |
| * We could return, but it's nicer to report all |
| * invalid facets. |
| */ |
| ok = 0; |
| } |
| } |
| facet = facet->next; |
| } while (facet != NULL); |
| if (ok == 0) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_3_2_4); |
| /* |
| * SPEC (2.3.2.5) (same as 1.3.2) |
| * |
| * NOTE (2.3.2.5) This is currently done in |
| * xmlSchemaDeriveAndValidateFacets() |
| */ |
| } |
| } |
| } else if (VARIETY_UNION(type)) { |
| /* |
| * 3.1 The {member type definitions} must all have {variety} of |
| * atomic or list. |
| */ |
| xmlSchemaTypeLinkPtr member; |
| |
| member = type->memberTypes; |
| while (member != NULL) { |
| if (IS_NOT_TYPEFIXED(member->type)) |
| xmlSchemaTypeFixup(member->type, pctxt, NULL); |
| |
| if ((! VARIETY_ATOMIC(member->type)) && |
| (! VARIETY_LIST(member->type))) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_1, |
| NULL, type, NULL, |
| "The member type '%s' is neither an atomic, nor a list type", |
| xmlSchemaGetComponentQName(&str, member->type)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_1); |
| } |
| member = member->next; |
| } |
| /* |
| * 3.3.1 If the {base type definition} is the ·simple ur-type |
| * definition· |
| */ |
| if (type->baseType->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) { |
| /* |
| * 3.3.1.1 All of the {member type definitions} must have a |
| * {final} which does not contain union. |
| */ |
| member = type->memberTypes; |
| while (member != NULL) { |
| if (xmlSchemaTypeFinalContains(member->type, |
| XML_SCHEMAS_TYPE_FINAL_UNION)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_1, |
| NULL, type, NULL, |
| "The 'final' of member type '%s' contains 'union'", |
| xmlSchemaGetComponentQName(&str, member->type)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_1); |
| } |
| member = member->next; |
| } |
| /* |
| * 3.3.1.2 The {facets} must be empty. |
| */ |
| if (type->facetSet != NULL) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_1_2, |
| NULL, type, NULL, |
| "No facets allowed", NULL); |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_1_2); |
| } |
| } else { |
| /* |
| * 3.3.2.1 The {base type definition} must have a {variety} of union. |
| * I.e. the variety of "list" is inherited. |
| */ |
| if (! VARIETY_UNION(type->baseType)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_1, |
| NULL, type, NULL, |
| "The base type '%s' is not a union type", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_1); |
| } |
| /* |
| * 3.3.2.2 The {final} of the {base type definition} must not contain restriction. |
| */ |
| if (xmlSchemaTypeFinalContains(type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_2, |
| NULL, type, NULL, |
| "The 'final' of its base type '%s' must not contain 'restriction'", |
| xmlSchemaGetComponentQName(&str, type->baseType)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_2); |
| } |
| /* |
| * 3.3.2.3 The {member type definitions}, in order, must be validly |
| * derived from the corresponding type definitions in the {base |
| * type definition}'s {member type definitions} given the empty set, |
| * as defined in Type Derivation OK (Simple) (§3.14.6). |
| */ |
| { |
| xmlSchemaTypeLinkPtr baseMember; |
| |
| /* |
| * OPTIMIZE: if the type is restricting, it has no local defined |
| * member types and inherits the member types of the base type; |
| * thus a check for equality can be skipped. |
| */ |
| /* |
| * Even worse: I cannot see a scenario where a restricting |
| * union simple type can have other member types as the member |
| * types of it's base type. This check seems not necessary with |
| * respect to the derivation process in libxml2. |
| * But necessary if constructing types with an API. |
| */ |
| if (type->memberTypes != NULL) { |
| member = type->memberTypes; |
| baseMember = xmlSchemaGetUnionSimpleTypeMemberTypes(type->baseType); |
| if ((member == NULL) && (baseMember != NULL)) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "different number of member types in base"); |
| } |
| while (member != NULL) { |
| if (baseMember == NULL) { |
| PERROR_INT("xmlSchemaCheckCOSSTRestricts", |
| "different number of member types in base"); |
| } |
| if ((member->type != baseMember->type) && |
| (xmlSchemaCheckCOSSTDerivedOK( |
| member->type, baseMember->type, 0) != 0)) { |
| xmlChar *strBMT = NULL, *strBT = NULL; |
| |
| xmlSchemaPCustomErrExt(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_3, |
| NULL, type, NULL, |
| "The member type %s is not validly " |
| "derived from its corresponding member " |
| "type %s of the base type %s", |
| xmlSchemaGetComponentQName(&str, member->type), |
| xmlSchemaGetComponentQName(&strBMT, baseMember->type), |
| xmlSchemaGetComponentQName(&strBT, type->baseType)); |
| FREE_AND_NULL(str) |
| FREE_AND_NULL(strBMT) |
| FREE_AND_NULL(strBT) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_3); |
| } |
| member = member->next; |
| baseMember = baseMember->next; |
| } |
| } |
| } |
| /* |
| * 3.3.2.4 Only pattern and enumeration facet components are |
| * allowed among the {facets}. |
| */ |
| if (type->facets != NULL) { |
| xmlSchemaFacetPtr facet; |
| int ok = 1; |
| |
| facet = type->facets; |
| do { |
| if ((facet->type != XML_SCHEMA_FACET_PATTERN) && |
| (facet->type != XML_SCHEMA_FACET_ENUMERATION)) { |
| xmlSchemaPIllegalFacetListUnionErr(pctxt, |
| XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_4, |
| NULL, type, facet); |
| ok = 0; |
| } |
| facet = facet->next; |
| } while (facet != NULL); |
| if (ok == 0) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_3_3_2_4); |
| |
| } |
| /* |
| * SPEC (3.3.2.5) (same as 1.3.2) |
| * |
| * NOTE (3.3.2.5) This is currently done in |
| * xmlSchemaDeriveAndValidateFacets() |
| */ |
| } |
| } |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckSRCSimpleType: |
| * @ctxt: the schema parser context |
| * @type: the simple type definition |
| * |
| * Checks crc-simple-type constraints. |
| * |
| * Returns 0 if the constraints are satisfied, |
| * if not a positive error code and -1 on internal |
| * errors. |
| */ |
| static int |
| xmlSchemaCheckSRCSimpleType(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| /* |
| * src-simple-type.1 The corresponding simple type definition, if any, |
| * must satisfy the conditions set out in Constraints on Simple Type |
| * Definition Schema Components (§3.14.6). |
| */ |
| if ((xmlSchemaCheckSTPropsCorrect(ctxt, type) != 0) || |
| (xmlSchemaCheckCOSSTRestricts(ctxt, type) != 0)) { |
| /* |
| * TODO: Removed this, since it got annoying to get an |
| * extra error report, if anything failed until now. |
| * Enable this if needed. |
| */ |
| /* |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_1, |
| "Simple type '%s' does not satisfy the constraints " |
| "on simple type definitions.\n", |
| type->name, NULL); |
| */ |
| return (XML_SCHEMAP_SRC_SIMPLE_TYPE_1); |
| } |
| |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) { |
| /* |
| * src-simple-type.2 If the <restriction> alternative is chosen, |
| * either it must have a base [attribute] or a <simpleType> among its |
| * [children], but not both. |
| */ |
| /* |
| * XML_SCHEMAP_SRC_SIMPLE_TYPE_2 |
| * NOTE: This is checked in the parse function of <restriction>. |
| */ |
| } else if (VARIETY_LIST(type)) { |
| /* src-simple-type.3 If the <list> alternative is chosen, either it must have |
| * an itemType [attribute] or a <simpleType> among its [children], |
| * but not both. |
| * |
| * REMOVED: This is checked in the parse function of <list>. |
| */ |
| } else if (VARIETY_UNION(type)) { |
| xmlSchemaTypeLinkPtr member; |
| xmlSchemaTypePtr ancestor, anySimpleType; |
| |
| anySimpleType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| |
| /* src-simple-type.4 Circular union type definition is disallowed. That is, if |
| * the <union> alternative is chosen, there must not be any entries |
| * in the memberTypes [attribute] at any depth which resolve to the |
| * component corresponding to the <simpleType>. |
| */ |
| member = type->memberTypes; |
| while (member != NULL) { |
| ancestor = member->type; |
| while ((ancestor != NULL) && (ancestor->type != XML_SCHEMA_TYPE_BASIC)) { |
| if (ancestor == type) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_4, |
| NULL, type, NULL, |
| "The definition is circular", NULL); |
| return (XML_SCHEMAP_SRC_SIMPLE_TYPE_4); |
| } |
| if (IS_NOT_TYPEFIXED(ancestor)) |
| xmlSchemaTypeFixup(ancestor, ctxt, NULL); |
| if (VARIETY_LIST(ancestor)) { |
| /* |
| * TODO, FIXME: Although a list simple type must not have a union ST |
| * type as item type, which in turn has a list ST as member |
| * type, we will assume this here as well, since this check |
| * was not yet performed. |
| */ |
| } |
| |
| ancestor = ancestor->baseType; |
| } |
| member = member->next; |
| } |
| } |
| |
| return (0); |
| } |
| |
| static int |
| xmlSchemaCreateVCtxtOnPCtxt(xmlSchemaParserCtxtPtr ctxt) |
| { |
| if (ctxt->vctxt == NULL) { |
| ctxt->vctxt = xmlSchemaNewValidCtxt(NULL); |
| if (ctxt->vctxt == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCreateVCtxtOnPCtxt, " |
| "failed to create a temp. validation context.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| /* TODO: Pass user data. */ |
| xmlSchemaSetValidErrors(ctxt->vctxt, ctxt->error, ctxt->warning, NULL); |
| } |
| return (0); |
| } |
| |
| static int |
| xmlSchemaVCheckCVCSimpleType(xmlSchemaAbstractCtxtPtr actxt, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlSchemaValPtr *retVal, |
| int fireErrors, |
| int normalize, |
| int isNormalized); |
| |
| /** |
| * xmlSchemaParseCheckCOSValidDefault: |
| * @pctxt: the schema parser context |
| * @type: the simple type definition |
| * @value: the default value |
| * @node: an optional node (the holder of the value) |
| * |
| * Schema Component Constraint: Element Default Valid (Immediate) |
| * (cos-valid-default) |
| * This will be used by the parser only. For the validator there's |
| * an other version. |
| * |
| * Returns 0 if the constraints are satisfied, |
| * if not, a positive error code and -1 on internal |
| * errors. |
| */ |
| static int |
| xmlSchemaParseCheckCOSValidDefault(xmlSchemaParserCtxtPtr pctxt, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlSchemaValPtr *val) |
| { |
| int ret = 0; |
| |
| /* |
| * cos-valid-default: |
| * Schema Component Constraint: Element Default Valid (Immediate) |
| * For a string to be a valid default with respect to a type |
| * definition the appropriate case among the following must be true: |
| */ |
| if IS_COMPLEX_TYPE(type) { |
| /* |
| * Complex type. |
| * |
| * SPEC (2.1) "its {content type} must be a simple type definition |
| * or mixed." |
| * SPEC (2.2.2) "If the {content type} is mixed, then the {content |
| * type}'s particle must be ·emptiable· as defined by |
| * Particle Emptiable (§3.9.6)." |
| */ |
| if ((! HAS_SIMPLE_CONTENT(type)) && |
| ((! HAS_MIXED_CONTENT(type)) || (! IS_PARTICLE_EMPTIABLE(type)))) { |
| /* NOTE that this covers (2.2.2) as well. */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_COS_VALID_DEFAULT_2_1, |
| NULL, type, type->node, |
| "For a string to be a valid default, the type definition " |
| "must be a simple type or a complex type with mixed content " |
| "and a particle emptiable", NULL); |
| return(XML_SCHEMAP_COS_VALID_DEFAULT_2_1); |
| } |
| } |
| /* |
| * 1 If the type definition is a simple type definition, then the string |
| * must be ·valid· with respect to that definition as defined by String |
| * Valid (§3.14.4). |
| * |
| * AND |
| * |
| * 2.2.1 If the {content type} is a simple type definition, then the |
| * string must be ·valid· with respect to that simple type definition |
| * as defined by String Valid (§3.14.4). |
| */ |
| if (IS_SIMPLE_TYPE(type)) |
| ret = xmlSchemaVCheckCVCSimpleType((xmlSchemaAbstractCtxtPtr) pctxt, node, |
| type, value, val, 1, 1, 0); |
| else if (HAS_SIMPLE_CONTENT(type)) |
| ret = xmlSchemaVCheckCVCSimpleType((xmlSchemaAbstractCtxtPtr) pctxt, node, |
| type->contentTypeDef, value, val, 1, 1, 0); |
| else |
| return (ret); |
| |
| if (ret < 0) { |
| PERROR_INT("xmlSchemaParseCheckCOSValidDefault", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| } |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckCTPropsCorrect: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| *.(4.6) Constraints on Complex Type Definition Schema Components |
| * Schema Component Constraint: |
| * Complex Type Definition Properties Correct (ct-props-correct) |
| * STATUS: (seems) complete |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckCTPropsCorrect(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr type) |
| { |
| /* |
| * TODO: Correct the error code; XML_SCHEMAP_SRC_CT_1 is used temporarily. |
| * |
| * SPEC (1) "The values of the properties of a complex type definition must |
| * be as described in the property tableau in The Complex Type Definition |
| * Schema Component (§3.4.1), modulo the impact of Missing |
| * Sub-components (§5.3)." |
| */ |
| if ((type->baseType != NULL) && |
| (IS_SIMPLE_TYPE(type->baseType)) && |
| ((type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) == 0)) { |
| /* |
| * SPEC (2) "If the {base type definition} is a simple type definition, |
| * the {derivation method} must be extension." |
| */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, NULL, |
| "If the base type is a simple type, the derivation method must be " |
| "'extension'", NULL); |
| return (XML_SCHEMAP_SRC_CT_1); |
| } |
| /* |
| * SPEC (3) "Circular definitions are disallowed, except for the ·ur-type |
| * definition·. That is, it must be possible to reach the ·ur-type |
| * definition by repeatedly following the {base type definition}." |
| * |
| * NOTE (3) is done in xmlSchemaCheckTypeDefCircular(). |
| * |
| * SPEC (4) "Two distinct attribute declarations in the {attribute uses} |
| * must not have identical {name}s and {target namespace}s." |
| * SPEC (5) "Two distinct attribute declarations in the {attribute uses} |
| * must not have {type definition}s which are or are derived from ID." |
| * |
| * NOTE (4) and (5) are done in xmlSchemaBuildAttributeValidation(). |
| */ |
| return (0); |
| } |
| |
| static int |
| xmlSchemaAreEqualTypes(xmlSchemaTypePtr typeA, |
| xmlSchemaTypePtr typeB) |
| { |
| /* |
| * TODO: This should implement component-identity |
| * in the future. |
| */ |
| if ((typeA == NULL) || (typeB == NULL)) |
| return (0); |
| return (typeA == typeB); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSCTDerivedOK: |
| * @ctxt: the schema parser context |
| * @type: the to-be derived complex type definition |
| * @baseType: the base complex type definition |
| * @set: the given set |
| * |
| * Schema Component Constraint: |
| * Type Derivation OK (Complex) (cos-ct-derived-ok) |
| * |
| * STATUS: completed |
| * |
| * Returns 0 if the constraints are satisfied, or 1 |
| * if not. |
| */ |
| static int |
| xmlSchemaCheckCOSCTDerivedOK(xmlSchemaTypePtr type, |
| xmlSchemaTypePtr baseType, |
| int set) |
| { |
| int equal = xmlSchemaAreEqualTypes(type, baseType); |
| /* TODO: Error codes. */ |
| /* |
| * SPEC "For a complex type definition (call it D, for derived) |
| * to be validly derived from a type definition (call this |
| * B, for base) given a subset of {extension, restriction} |
| * all of the following must be true:" |
| */ |
| if (! equal) { |
| /* |
| * SPEC (1) "If B and D are not the same type definition, then the |
| * {derivation method} of D must not be in the subset." |
| */ |
| if (((set & SUBSET_EXTENSION) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION)) || |
| ((set & SUBSET_RESTRICTION) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION))) |
| return (1); |
| } else { |
| /* |
| * SPEC (2.1) "B and D must be the same type definition." |
| */ |
| return (0); |
| } |
| /* |
| * SPEC (2.2) "B must be D's {base type definition}." |
| */ |
| if (type->baseType == baseType) |
| return (0); |
| /* |
| * SPEC (2.3.1) "D's {base type definition} must not be the ·ur-type |
| * definition·." |
| */ |
| if (IS_ANYTYPE(type->baseType)) |
| return (1); |
| |
| if (IS_COMPLEX_TYPE(type->baseType)) { |
| /* |
| * SPEC (2.3.2.1) "If D's {base type definition} is complex, then it |
| * must be validly derived from B given the subset as defined by this |
| * constraint." |
| */ |
| return (xmlSchemaCheckCOSCTDerivedOK(type->baseType, |
| baseType, set)); |
| } else { |
| /* |
| * SPEC (2.3.2.2) "If D's {base type definition} is simple, then it |
| * must be validly derived from B given the subset as defined in Type |
| * Derivation OK (Simple) (§3.14.6). |
| */ |
| return (xmlSchemaCheckCOSSTDerivedOK(type->baseType, baseType, set)); |
| } |
| } |
| |
| /** |
| * xmlSchemaCheckCOSDerivedOK: |
| * @type: the derived simple type definition |
| * @baseType: the base type definition |
| * |
| * Calls: |
| * Type Derivation OK (Simple) AND Type Derivation OK (Complex) |
| * |
| * Checks wheter @type can be validly derived from @baseType. |
| * |
| * Returns 0 on success, an positive error code otherwise. |
| */ |
| static int |
| xmlSchemaCheckCOSDerivedOK(xmlSchemaTypePtr type, |
| xmlSchemaTypePtr baseType, |
| int set) |
| { |
| if (IS_SIMPLE_TYPE(type)) |
| return (xmlSchemaCheckCOSSTDerivedOK(type, baseType, set)); |
| else |
| return (xmlSchemaCheckCOSCTDerivedOK(type, baseType, set)); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSCTExtends: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.4.6) Constraints on Complex Type Definition Schema Components |
| * Schema Component Constraint: |
| * Derivation Valid (Extension) (cos-ct-extends) |
| * |
| * STATUS: |
| * missing: |
| * (1.5) |
| * (1.4.3.2.2.2) "Particle Valid (Extension)", which is not really needed. |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckCOSCTExtends(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr base = type->baseType; |
| /* |
| * TODO: Correct the error code; XML_SCHEMAP_COS_CT_EXTENDS_1_1 is used |
| * temporarily only. |
| */ |
| /* |
| * SPEC (1) "If the {base type definition} is a complex type definition, |
| * then all of the following must be true:" |
| */ |
| if (base->type == XML_SCHEMA_TYPE_COMPLEX) { |
| /* |
| * SPEC (1.1) "The {final} of the {base type definition} must not |
| * contain extension." |
| */ |
| if (base->flags & XML_SCHEMAS_TYPE_FINAL_EXTENSION) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The 'final' of the base type definition " |
| "contains 'extension'", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| /* |
| * SPEC (1.2) "Its {attribute uses} must be a subset of the {attribute |
| * uses} |
| * of the complex type definition itself, that is, for every attribute |
| * use in the {attribute uses} of the {base type definition}, there |
| * must be an attribute use in the {attribute uses} of the complex |
| * type definition itself whose {attribute declaration} has the same |
| * {name}, {target namespace} and {type definition} as its attribute |
| * declaration" |
| * |
| * NOTE (1.2): This will be already satisfied by the way the attribute |
| * uses are extended in xmlSchemaBuildAttributeValidation(); thus this |
| * check is not needed. |
| */ |
| |
| /* |
| * SPEC (1.3) "If it has an {attribute wildcard}, the complex type |
| * definition must also have one, and the base type definition's |
| * {attribute wildcard}'s {namespace constraint} must be a subset |
| * of the complex type definition's {attribute wildcard}'s {namespace |
| * constraint}, as defined by Wildcard Subset (§3.10.6)." |
| * |
| * NOTE (1.3) This is already checked in |
| * xmlSchemaBuildAttributeValidation; thus this check is not needed. |
| * |
| * SPEC (1.4) "One of the following must be true:" |
| */ |
| if ((type->contentTypeDef != NULL) && |
| (type->contentTypeDef == base->contentTypeDef)) { |
| /* |
| * SPEC (1.4.1) "The {content type} of the {base type definition} |
| * and the {content type} of the complex type definition itself |
| * must be the same simple type definition" |
| * PASS |
| */ |
| } else if ((type->contentType == XML_SCHEMA_CONTENT_EMPTY) && |
| (base->contentType == XML_SCHEMA_CONTENT_EMPTY) ) { |
| /* |
| * SPEC (1.4.2) "The {content type} of both the {base type |
| * definition} and the complex type definition itself must |
| * be empty." |
| * PASS |
| */ |
| } else { |
| /* |
| * SPEC (1.4.3) "All of the following must be true:" |
| */ |
| if (type->subtypes == NULL) { |
| /* |
| * SPEC 1.4.3.1 The {content type} of the complex type |
| * definition itself must specify a particle. |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The content type must specify a particle", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| /* |
| * SPEC (1.4.3.2) "One of the following must be true:" |
| */ |
| if (base->contentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* |
| * SPEC (1.4.3.2.1) "The {content type} of the {base type |
| * definition} must be empty. |
| * PASS |
| */ |
| } else { |
| /* |
| * SPEC (1.4.3.2.2) "All of the following must be true:" |
| */ |
| if ((type->contentType != base->contentType) || |
| ((type->contentType != XML_SCHEMA_CONTENT_MIXED) && |
| (type->contentType != XML_SCHEMA_CONTENT_ELEMENTS))) { |
| /* |
| * SPEC (1.4.3.2.2.1) "Both {content type}s must be mixed |
| * or both must be element-only." |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The content type of both, the type and its base " |
| "type, must either 'mixed' or 'element-only'", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| /* |
| * FUTURE TODO SPEC (1.4.3.2.2.2) "The particle of the |
| * complex type definition must be a ·valid extension· |
| * of the {base type definition}'s particle, as defined |
| * in Particle Valid (Extension) (§3.9.6)." |
| * |
| * NOTE that we won't check "Particle Valid (Extension)", |
| * since it is ensured by the derivation process in |
| * xmlSchemaTypeFixup(). We need to implement this when heading |
| * for a construction API |
| */ |
| } |
| /* |
| * TODO (1.5) |
| */ |
| } |
| } else { |
| /* |
| * SPEC (2) "If the {base type definition} is a simple type definition, |
| * then all of the following must be true:" |
| */ |
| if (type->contentTypeDef != base) { |
| /* |
| * SPEC (2.1) "The {content type} must be the same simple type |
| * definition." |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The content type must be the simple base type", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| if (base->flags & XML_SCHEMAS_TYPE_FINAL_EXTENSION) { |
| /* |
| * SPEC (2.2) "The {final} of the {base type definition} must not |
| * contain extension" |
| * NOTE that this is the same as (1.1). |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The 'final' of the base type definition " |
| "contains 'extension'", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckDerivationOKRestriction: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.4.6) Constraints on Complex Type Definition Schema Components |
| * Schema Component Constraint: |
| * Derivation Valid (Restriction, Complex) (derivation-ok-restriction) |
| * |
| * STATUS: |
| * missing: |
| * (5.4.2), (5.2.2.1) |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckDerivationOKRestriction(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr base; |
| |
| /* |
| * TODO: Correct the error code; XML_SCHEMAP_COS_CT_EXTENDS_1_1 is used |
| * temporarily only. |
| */ |
| base = type->baseType; |
| if (base->flags & XML_SCHEMAS_TYPE_FINAL_RESTRICTION) { |
| /* |
| * SPEC (1) "The {base type definition} must be a complex type |
| * definition whose {final} does not contain restriction." |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The 'final' of the base type definition " |
| "contains 'restriction'", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| /* |
| * NOTE (3) and (4) are done in xmlSchemaBuildAttributeValidation(). |
| * |
| * SPEC (5) "One of the following must be true:" |
| */ |
| if (base->builtInType == XML_SCHEMAS_ANYTYPE) { |
| /* |
| * SPEC (5.1) "The {base type definition} must be the |
| * ·ur-type definition·." |
| * PASS |
| */ |
| } else if ((type->contentType == XML_SCHEMA_CONTENT_SIMPLE) || |
| (type->contentType == XML_SCHEMA_CONTENT_BASIC)) { |
| /* |
| * SPEC (5.2.1) "The {content type} of the complex type definition |
| * must be a simple type definition" |
| * |
| * SPEC (5.2.2) "One of the following must be true:" |
| */ |
| if ((base->contentType == XML_SCHEMA_CONTENT_SIMPLE) || |
| (base->contentType == XML_SCHEMA_CONTENT_BASIC)) { |
| /* |
| * SPEC (5.2.2.1) "The {content type} of the {base type |
| * definition} must be a simple type definition from which |
| * the {content type} is validly derived given the empty |
| * set as defined in Type Derivation OK (Simple) (§3.14.6)." |
| * URGENT TODO |
| */ |
| } else if ((base->contentType == XML_SCHEMA_CONTENT_MIXED) && |
| (xmlSchemaIsParticleEmptiable( |
| (xmlSchemaParticlePtr) base->subtypes))) { |
| /* |
| * SPEC (5.2.2.2) "The {base type definition} must be mixed |
| * and have a particle which is ·emptiable· as defined in |
| * Particle Emptiable (§3.9.6)." |
| * PASS |
| */ |
| } else { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The content type of the base type must be either " |
| "a simple type or 'mixed' and an emptiable particle", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| } else if (type->contentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* |
| * SPEC (5.3.1) "The {content type} of the complex type itself must |
| * be empty" |
| */ |
| if (base->contentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* |
| * SPEC (5.3.2.1) "The {content type} of the {base type |
| * definition} must also be empty." |
| * PASS |
| */ |
| } else if (((base->contentType == XML_SCHEMA_CONTENT_ELEMENTS) || |
| (base->contentType == XML_SCHEMA_CONTENT_MIXED)) && |
| xmlSchemaIsParticleEmptiable( |
| (xmlSchemaParticlePtr) base->subtypes)) { |
| /* |
| * SPEC (5.3.2.2) "The {content type} of the {base type |
| * definition} must be elementOnly or mixed and have a particle |
| * which is ·emptiable· as defined in Particle Emptiable (§3.9.6)." |
| * PASS |
| */ |
| } else { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The content type of the base type must be either " |
| "empty or 'mixed' (or 'elements-only') and an emptiable " |
| "particle", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| } else if ((type->contentType == XML_SCHEMA_CONTENT_ELEMENTS) || |
| HAS_MIXED_CONTENT(type)) { |
| /* |
| * SPEC (5.4.1.1) "The {content type} of the complex type definition |
| * itself must be element-only" |
| */ |
| if (HAS_MIXED_CONTENT(type) && (! HAS_MIXED_CONTENT(base))) { |
| /* |
| * SPEC (5.4.1.2) "The {content type} of the complex type |
| * definition itself and of the {base type definition} must be |
| * mixed" |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "If the content type is 'mixed', then the content type of the " |
| "base type must also be 'mixed'", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| /* |
| * SPEC (5.4.2) "The particle of the complex type definition itself |
| * must be a ·valid restriction· of the particle of the {content |
| * type} of the {base type definition} as defined in Particle Valid |
| * (Restriction) (§3.9.6). |
| * |
| * URGENT TODO: (5.4.2) |
| */ |
| } else { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_COS_CT_EXTENDS_1_1, |
| NULL, type, NULL, |
| "The type is not a valid restriction of its base type", NULL); |
| return (XML_SCHEMAP_COS_CT_EXTENDS_1_1); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckCTComponent: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.4.6) Constraints on Complex Type Definition Schema Components |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckCTComponent(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| int ret; |
| /* |
| * Complex Type Definition Properties Correct |
| */ |
| ret = xmlSchemaCheckCTPropsCorrect(ctxt, type); |
| if (ret != 0) |
| return (ret); |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) |
| ret = xmlSchemaCheckCOSCTExtends(ctxt, type); |
| else |
| ret = xmlSchemaCheckDerivationOKRestriction(ctxt, type); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckSRCCT: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.4.3) Constraints on XML Representations of Complex Type Definitions: |
| * Schema Representation Constraint: |
| * Complex Type Definition Representation OK (src-ct) |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckSRCCT(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr base; |
| int ret = 0; |
| |
| /* |
| * TODO: Adjust the error codes here, as I used |
| * XML_SCHEMAP_SRC_CT_1 only yet. |
| */ |
| base = type->baseType; |
| if (! HAS_SIMPLE_CONTENT(type)) { |
| /* |
| * 1 If the <complexContent> alternative is chosen, the type definition |
| * ·resolved· to by the ·actual value· of the base [attribute] |
| * must be a complex type definition; |
| */ |
| if (! IS_COMPLEX_TYPE(base)) { |
| xmlChar *str = NULL; |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, type->node, |
| "If using <complexContent>, the base type is expected to be " |
| "a complex type. The base type '%s' is a simple type", |
| xmlSchemaFormatQName(&str, base->targetNamespace, |
| base->name)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_SRC_CT_1); |
| } |
| } else { |
| /* |
| * SPEC |
| * 2 If the <simpleContent> alternative is chosen, all of the |
| * following must be true: |
| * 2.1 The type definition ·resolved· to by the ·actual value· of the |
| * base [attribute] must be one of the following: |
| */ |
| if (IS_SIMPLE_TYPE(base)) { |
| if ((type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) == 0) { |
| xmlChar *str = NULL; |
| /* |
| * 2.1.3 only if the <extension> alternative is also |
| * chosen, a simple type definition. |
| */ |
| /* TODO: Change error code to ..._SRC_CT_2_1_3. */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, NULL, |
| "If using <simpleContent> and <restriction>, the base " |
| "type must be a complex type. The base type '%s' is " |
| "a simple type", |
| xmlSchemaFormatQName(&str, base->targetNamespace, |
| base->name)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_SRC_CT_1); |
| } |
| } else { |
| /* Base type is a complex type. */ |
| if ((base->contentType == XML_SCHEMA_CONTENT_SIMPLE) || |
| (base->contentType == XML_SCHEMA_CONTENT_BASIC)) { |
| /* |
| * 2.1.1 a complex type definition whose {content type} is a |
| * simple type definition; |
| * PASS |
| */ |
| if (base->contentTypeDef == NULL) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INTERNAL, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaCheckSRCCT, " |
| "'%s', base type has no content type", |
| type->name); |
| return (-1); |
| } |
| } else if ((base->contentType == XML_SCHEMA_CONTENT_MIXED) && |
| (type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION)) { |
| |
| /* |
| * 2.1.2 only if the <restriction> alternative is also |
| * chosen, a complex type definition whose {content type} |
| * is mixed and a particle emptiable. |
| */ |
| if (! xmlSchemaIsParticleEmptiable( |
| (xmlSchemaParticlePtr) base->subtypes)) { |
| ret = XML_SCHEMAP_SRC_CT_1; |
| } else |
| /* |
| * Attention: at this point the <simpleType> child is in |
| * ->contentTypeDef (put there during parsing). |
| */ |
| if (type->contentTypeDef == NULL) { |
| xmlChar *str = NULL; |
| /* |
| * 2.2 If clause 2.1.2 above is satisfied, then there |
| * must be a <simpleType> among the [children] of |
| * <restriction>. |
| */ |
| /* TODO: Change error code to ..._SRC_CT_2_2. */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, NULL, |
| "A <simpleType> is expected among the children " |
| "of <restriction>, if <simpleContent> is used and " |
| "the base type '%s' is a complex type", |
| xmlSchemaFormatQName(&str, base->targetNamespace, |
| base->name)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_SRC_CT_1); |
| } |
| } else { |
| ret = XML_SCHEMAP_SRC_CT_1; |
| } |
| } |
| if (ret > 0) { |
| xmlChar *str = NULL; |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, NULL, |
| "If <simpleContent> and <restriction> is used, the " |
| "base type must be a simple type or a complex type with " |
| "mixed content and particle emptiable. The base type " |
| "'%s' is none of those", |
| xmlSchemaFormatQName(&str, base->targetNamespace, |
| base->name)); |
| } else { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_CT_1, |
| NULL, type, NULL, |
| "If <simpleContent> and <extension> is used, the " |
| "base type must be a simple type. The base type '%s' " |
| "is a complex type", |
| xmlSchemaFormatQName(&str, base->targetNamespace, |
| base->name)); |
| } |
| FREE_AND_NULL(str) |
| } |
| } |
| /* |
| * SPEC (3) "The corresponding complex type definition component must |
| * satisfy the conditions set out in Constraints on Complex Type |
| * Definition Schema Components (§3.4.6);" |
| * NOTE (3) will be done in xmlSchemaTypeFixup(). |
| */ |
| /* |
| * SPEC (4) If clause 2.2.1 or clause 2.2.2 in the correspondence specification |
| * above for {attribute wildcard} is satisfied, the intensional |
| * intersection must be expressible, as defined in Attribute Wildcard |
| * Intersection (§3.10.6). |
| * NOTE (4) is done in xmlSchemaBuildAttributeValidation(). |
| */ |
| return (ret); |
| } |
| |
| #ifdef ENABLE_PARTICLE_RESTRICTION |
| /** |
| * xmlSchemaCheckParticleRangeOK: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Occurrence Range OK (range-ok) |
| * |
| * STATUS: complete |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckParticleRangeOK(int rmin, int rmax, |
| int bmin, int bmax) |
| { |
| if (rmin < bmin) |
| return (1); |
| if ((bmax != UNBOUNDED) && |
| (rmax > bmax)) |
| return (1); |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseNameAndTypeOK: |
| * @ctxt: the schema parser context |
| * @r: the restricting element declaration particle |
| * @b: the base element declaration particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Restriction OK (Elt:Elt -- NameAndTypeOK) |
| * (rcase-NameAndTypeOK) |
| * |
| * STATUS: |
| * MISSING (3.2.3) |
| * CLARIFY: (3.2.2) |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseNameAndTypeOK(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| xmlSchemaElementPtr elemR, elemB; |
| |
| /* TODO: Error codes (rcase-NameAndTypeOK). */ |
| elemR = (xmlSchemaElementPtr) r->children; |
| elemB = (xmlSchemaElementPtr) b->children; |
| /* |
| * SPEC (1) "The declarations' {name}s and {target namespace}s are |
| * the same." |
| */ |
| if ((elemR != elemB) && |
| ((! xmlStrEqual(elemR->name, elemB->name)) || |
| (! xmlStrEqual(elemR->targetNamespace, elemB->targetNamespace)))) |
| return (1); |
| /* |
| * SPEC (2) "R's occurrence range is a valid restriction of B's |
| * occurrence range as defined by Occurrence Range OK (§3.9.6)." |
| */ |
| if (xmlSchemaCheckParticleRangeOK(r->minOccurs, r->maxOccurs, |
| b->minOccurs, b->maxOccurs) != 0) |
| return (1); |
| /* |
| * SPEC (3.1) "Both B's declaration's {scope} and R's declaration's |
| * {scope} are global." |
| */ |
| if (elemR == elemB) |
| return (0); |
| /* |
| * SPEC (3.2.1) "Either B's {nillable} is true or R's {nillable} is false." |
| */ |
| if (((elemB->flags & XML_SCHEMAS_ELEM_NILLABLE) == 0) && |
| (elemR->flags & XML_SCHEMAS_ELEM_NILLABLE)) |
| return (1); |
| /* |
| * SPEC (3.2.2) "either B's declaration's {value constraint} is absent, |
| * or is not fixed, or R's declaration's {value constraint} is fixed |
| * with the same value." |
| */ |
| if ((elemB->value != NULL) && (elemB->flags & XML_SCHEMAS_ELEM_FIXED) && |
| ((elemR->value == NULL) || |
| ((elemR->flags & XML_SCHEMAS_ELEM_FIXED) == 0) || |
| /* TODO: Equality of the initial value or normalized or canonical? */ |
| (! xmlStrEqual(elemR->value, elemB->value)))) |
| return (1); |
| /* |
| * TODO: SPEC (3.2.3) "R's declaration's {identity-constraint |
| * definitions} is a subset of B's declaration's {identity-constraint |
| * definitions}, if any." |
| */ |
| if (elemB->idcs != NULL) { |
| /* TODO */ |
| } |
| /* |
| * SPEC (3.2.4) "R's declaration's {disallowed substitutions} is a |
| * superset of B's declaration's {disallowed substitutions}." |
| */ |
| if (((elemB->flags & XML_SCHEMAS_ELEM_BLOCK_EXTENSION) && |
| ((elemR->flags & XML_SCHEMAS_ELEM_BLOCK_EXTENSION) == 0)) || |
| ((elemB->flags & XML_SCHEMAS_ELEM_BLOCK_RESTRICTION) && |
| ((elemR->flags & XML_SCHEMAS_ELEM_BLOCK_RESTRICTION) == 0)) || |
| ((elemB->flags & XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION) && |
| ((elemR->flags & XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION) == 0))) |
| return (1); |
| /* |
| * SPEC (3.2.5) "R's {type definition} is validly derived given |
| * {extension, list, union} from B's {type definition}" |
| * |
| * BADSPEC TODO: What's the point of adding "list" and "union" to the |
| * set, if the corresponding constraints handle "restriction" and |
| * "extension" only? |
| * |
| */ |
| { |
| int set = 0; |
| |
| set |= SUBSET_EXTENSION; |
| set |= SUBSET_LIST; |
| set |= SUBSET_UNION; |
| if (xmlSchemaCheckCOSDerivedOK(elemR->subtypes, |
| elemB->subtypes, set) != 0) |
| return (1); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseNSCompat: |
| * @ctxt: the schema parser context |
| * @r: the restricting element declaration particle |
| * @b: the base wildcard particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Derivation OK (Elt:Any -- NSCompat) |
| * (rcase-NSCompat) |
| * |
| * STATUS: complete |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseNSCompat(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| /* TODO:Error codes (rcase-NSCompat). */ |
| /* |
| * SPEC "For an element declaration particle to be a ·valid restriction· |
| * of a wildcard particle all of the following must be true:" |
| * |
| * SPEC (1) "The element declaration's {target namespace} is ·valid· |
| * with respect to the wildcard's {namespace constraint} as defined by |
| * Wildcard allows Namespace Name (§3.10.4)." |
| */ |
| if (xmlSchemaCheckCVCWildcardNamespace((xmlSchemaWildcardPtr) b->children, |
| ((xmlSchemaElementPtr) r->children)->targetNamespace) != 0) |
| return (1); |
| /* |
| * SPEC (2) "R's occurrence range is a valid restriction of B's |
| * occurrence range as defined by Occurrence Range OK (§3.9.6)." |
| */ |
| if (xmlSchemaCheckParticleRangeOK(r->minOccurs, r->maxOccurs, |
| b->minOccurs, b->maxOccurs) != 0) |
| return (1); |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseRecurseAsIfGroup: |
| * @ctxt: the schema parser context |
| * @r: the restricting element declaration particle |
| * @b: the base model group particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Derivation OK (Elt:All/Choice/Sequence -- RecurseAsIfGroup) |
| * (rcase-RecurseAsIfGroup) |
| * |
| * STATUS: TODO |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseRecurseAsIfGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| /* TODO: Error codes (rcase-RecurseAsIfGroup). */ |
| TODO |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseNSSubset: |
| * @ctxt: the schema parser context |
| * @r: the restricting wildcard particle |
| * @b: the base wildcard particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Derivation OK (Any:Any -- NSSubset) |
| * (rcase-NSSubset) |
| * |
| * STATUS: complete |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseNSSubset(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b, |
| int isAnyTypeBase) |
| { |
| /* TODO: Error codes (rcase-NSSubset). */ |
| /* |
| * SPEC (1) "R's occurrence range is a valid restriction of B's |
| * occurrence range as defined by Occurrence Range OK (§3.9.6)." |
| */ |
| if (xmlSchemaCheckParticleRangeOK(r->minOccurs, r->maxOccurs, |
| b->minOccurs, b->maxOccurs)) |
| return (1); |
| /* |
| * SPEC (2) "R's {namespace constraint} must be an intensional subset |
| * of B's {namespace constraint} as defined by Wildcard Subset (§3.10.6)." |
| */ |
| if (xmlSchemaCheckCOSNSSubset((xmlSchemaWildcardPtr) r->children, |
| (xmlSchemaWildcardPtr) b->children)) |
| return (1); |
| /* |
| * SPEC (3) "Unless B is the content model wildcard of the ·ur-type |
| * definition·, R's {process contents} must be identical to or stronger |
| * than B's {process contents}, where strict is stronger than lax is |
| * stronger than skip." |
| */ |
| if (! isAnyTypeBase) { |
| if ( ((xmlSchemaWildcardPtr) r->children)->processContents < |
| ((xmlSchemaWildcardPtr) b->children)->processContents) |
| return (1); |
| } |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSParticleRestrict: |
| * @ctxt: the schema parser context |
| * @type: the complex type definition |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Valid (Restriction) (cos-particle-restrict) |
| * |
| * STATUS: TODO |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckCOSParticleRestrict(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| int ret = 0; |
| |
| /*part = GET_PARTICLE(type); |
| basePart = GET_PARTICLE(base); |
| */ |
| |
| TODO |
| |
| /* |
| * SPEC (1) "They are the same particle." |
| */ |
| if (r == b) |
| return (0); |
| |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseNSRecurseCheckCardinality: |
| * @ctxt: the schema parser context |
| * @r: the model group particle |
| * @b: the base wildcard particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Derivation OK (All/Choice/Sequence:Any -- |
| * NSRecurseCheckCardinality) |
| * (rcase-NSRecurseCheckCardinality) |
| * |
| * STATUS: TODO: subst-groups |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseNSRecurseCheckCardinality(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| xmlSchemaParticlePtr part; |
| /* TODO: Error codes (rcase-NSRecurseCheckCardinality). */ |
| if ((r->children == NULL) || (r->children->children == NULL)) |
| return (-1); |
| /* |
| * SPEC "For a group particle to be a ·valid restriction· of a |
| * wildcard particle..." |
| * |
| * SPEC (1) "Every member of the {particles} of the group is a ·valid |
| * restriction· of the wildcard as defined by |
| * Particle Valid (Restriction) (§3.9.6)." |
| */ |
| part = (xmlSchemaParticlePtr) r->children->children; |
| do { |
| if (xmlSchemaCheckCOSParticleRestrict(ctxt, part, b)) |
| return (1); |
| part = (xmlSchemaParticlePtr) part->next; |
| } while (part != NULL); |
| /* |
| * SPEC (2) "The effective total range of the group [...] is a |
| * valid restriction of B's occurrence range as defined by |
| * Occurrence Range OK (§3.9.6)." |
| */ |
| if (xmlSchemaCheckParticleRangeOK( |
| xmlSchemaGetParticleTotalRangeMin(r), |
| xmlSchemaGetParticleTotalRangeMax(r), |
| b->minOccurs, b->maxOccurs) != 0) |
| return (1); |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckRCaseRecurse: |
| * @ctxt: the schema parser context |
| * @r: the <all> or <sequence> model group particle |
| * @b: the base <all> or <sequence> model group particle |
| * |
| * (3.9.6) Constraints on Particle Schema Components |
| * Schema Component Constraint: |
| * Particle Derivation OK (All:All,Sequence:Sequence -- |
| Recurse) |
| * (rcase-Recurse) |
| * |
| * STATUS: ? |
| * TODO: subst-groups |
| * |
| * Returns 0 if the constraints are satisfied, a positive |
| * error code if not and -1 if an internal error occured. |
| */ |
| static int |
| xmlSchemaCheckRCaseRecurse(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaParticlePtr r, |
| xmlSchemaParticlePtr b) |
| { |
| /* xmlSchemaParticlePtr part; */ |
| /* TODO: Error codes (rcase-Recurse). */ |
| if ((r->children == NULL) || (b->children == NULL) || |
| (r->children->type != b->children->type)) |
| return (-1); |
| /* |
| * SPEC "For an all or sequence group particle to be a ·valid |
| * restriction· of another group particle with the same {compositor}..." |
| * |
| * SPEC (1) "R's occurrence range is a valid restriction of B's |
| * occurrence range as defined by Occurrence Range OK (§3.9.6)." |
| */ |
| if (xmlSchemaCheckParticleRangeOK(r->minOccurs, r->maxOccurs, |
| b->minOccurs, b->maxOccurs)) |
| return (1); |
| |
| |
| return (0); |
| } |
| |
| #endif |
| |
| #define FACET_RESTR_MUTUAL_ERR(fac1, fac2) \ |
| xmlSchemaPCustomErrExt(pctxt, \ |
| XML_SCHEMAP_INVALID_FACET_VALUE, \ |
| NULL, (xmlSchemaTypePtr) fac1, fac1->node, \ |
| "It is an error for both '%s' and '%s' to be specified on the "\ |
| "same type definition", \ |
| BAD_CAST xmlSchemaFacetTypeToString(fac1->type), \ |
| BAD_CAST xmlSchemaFacetTypeToString(fac2->type), NULL); |
| |
| #define FACET_RESTR_ERR(fac1, msg) \ |
| xmlSchemaPCustomErr(pctxt, \ |
| XML_SCHEMAP_INVALID_FACET_VALUE, \ |
| NULL, (xmlSchemaTypePtr) fac1, fac1->node, \ |
| msg, NULL); |
| |
| #define FACET_RESTR_FIXED_ERR(fac) \ |
| xmlSchemaPCustomErr(pctxt, \ |
| XML_SCHEMAP_INVALID_FACET_VALUE, \ |
| NULL, (xmlSchemaTypePtr) fac, fac->node, \ |
| "The base type's facet is 'fixed', thus the value must not " \ |
| "differ", NULL); |
| |
| static void |
| xmlSchemaDeriveFacetErr(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaFacetPtr facet1, |
| xmlSchemaFacetPtr facet2, |
| int lessGreater, |
| int orEqual, |
| int ofBase) |
| { |
| xmlChar *msg = NULL; |
| |
| msg = xmlStrdup(BAD_CAST "'"); |
| msg = xmlStrcat(msg, xmlSchemaFacetTypeToString(facet1->type)); |
| msg = xmlStrcat(msg, BAD_CAST "' has to be"); |
| if (lessGreater == 0) |
| msg = xmlStrcat(msg, BAD_CAST " equal to"); |
| if (lessGreater == 1) |
| msg = xmlStrcat(msg, BAD_CAST " greater than"); |
| else |
| msg = xmlStrcat(msg, BAD_CAST " less than"); |
| |
| if (orEqual) |
| msg = xmlStrcat(msg, BAD_CAST " or equal to"); |
| msg = xmlStrcat(msg, BAD_CAST " '"); |
| msg = xmlStrcat(msg, xmlSchemaFacetTypeToString(facet2->type)); |
| if (ofBase) |
| msg = xmlStrcat(msg, BAD_CAST "' of the base type"); |
| else |
| msg = xmlStrcat(msg, BAD_CAST "'"); |
| |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, (xmlSchemaTypePtr) facet1, facet1->node, |
| (const char *) msg, NULL); |
| |
| if (msg != NULL) |
| xmlFree(msg); |
| } |
| |
| static int |
| xmlSchemaDeriveAndValidateFacets(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr base = type->baseType; |
| xmlSchemaFacetLinkPtr link, cur, last = NULL; |
| xmlSchemaFacetPtr facet, bfacet, |
| flength = NULL, ftotdig = NULL, ffracdig = NULL, |
| fmaxlen = NULL, fminlen = NULL, /* facets of the current type */ |
| fmininc = NULL, fmaxinc = NULL, |
| fminexc = NULL, fmaxexc = NULL, |
| bflength = NULL, bftotdig = NULL, bffracdig = NULL, |
| bfmaxlen = NULL, bfminlen = NULL, /* facets of the base type */ |
| bfmininc = NULL, bfmaxinc = NULL, |
| bfminexc = NULL, bfmaxexc = NULL; |
| int res, err = 0, fixedErr; |
| /* |
| * 3 The {facets} of R are the union of S and the {facets} |
| * of B, eliminating duplicates. To eliminate duplicates, |
| * when a facet of the same kind occurs in both S and the |
| * {facets} of B, the one in the {facets} of B is not |
| * included, with the exception of enumeration and pattern |
| * facets, for which multiple occurrences with distinct values |
| * are allowed. |
| */ |
| |
| if ((type->facetSet == NULL) && (base->facetSet == NULL)) |
| return (0); |
| |
| last = type->facetSet; |
| if (last != NULL) |
| while (last->next != NULL) |
| last = last->next; |
| |
| for (cur = type->facetSet; cur != NULL; cur = cur->next) { |
| facet = cur->facet; |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_LENGTH: |
| flength = facet; break; |
| case XML_SCHEMA_FACET_MINLENGTH: |
| fminlen = facet; break; |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| fmininc = facet; break; |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| fminexc = facet; break; |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| fmaxlen = facet; break; |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| fmaxinc = facet; break; |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| fmaxexc = facet; break; |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| ftotdig = facet; break; |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| ffracdig = facet; break; |
| default: |
| break; |
| } |
| } |
| for (cur = base->facetSet; cur != NULL; cur = cur->next) { |
| facet = cur->facet; |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_LENGTH: |
| bflength = facet; break; |
| case XML_SCHEMA_FACET_MINLENGTH: |
| bfminlen = facet; break; |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| bfmininc = facet; break; |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| bfminexc = facet; break; |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| bfmaxlen = facet; break; |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| bfmaxinc = facet; break; |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| bfmaxexc = facet; break; |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| bftotdig = facet; break; |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| bffracdig = facet; break; |
| default: |
| break; |
| } |
| } |
| err = 0; |
| /* |
| * length and minLength or maxLength (2.2) + (3.2) |
| */ |
| if (flength && (fminlen || fmaxlen)) { |
| FACET_RESTR_ERR(flength, "It is an error for both 'length' and " |
| "either of 'minLength' or 'maxLength' to be specified on " |
| "the same type definition") |
| } |
| /* |
| * Mutual exclusions in the same derivation step. |
| */ |
| if ((fmaxinc) && (fmaxexc)) { |
| /* |
| * SCC "maxInclusive and maxExclusive" |
| */ |
| FACET_RESTR_MUTUAL_ERR(fmaxinc, fmaxexc) |
| } |
| if ((fmininc) && (fminexc)) { |
| /* |
| * SCC "minInclusive and minExclusive" |
| */ |
| FACET_RESTR_MUTUAL_ERR(fmininc, fminexc) |
| } |
| |
| if (flength && bflength) { |
| /* |
| * SCC "length valid restriction" |
| * The values have to be equal. |
| */ |
| res = xmlSchemaCompareValues(flength->val, bflength->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != 0) |
| xmlSchemaDeriveFacetErr(pctxt, flength, bflength, 0, 0, 1); |
| if ((res != 0) && (bflength->fixed)) { |
| FACET_RESTR_FIXED_ERR(flength) |
| } |
| |
| } |
| if (fminlen && bfminlen) { |
| /* |
| * SCC "minLength valid restriction" |
| * minLength >= BASE minLength |
| */ |
| res = xmlSchemaCompareValues(fminlen->val, bfminlen->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) |
| xmlSchemaDeriveFacetErr(pctxt, fminlen, bfminlen, 1, 1, 1); |
| if ((res != 0) && (bfminlen->fixed)) { |
| FACET_RESTR_FIXED_ERR(fminlen) |
| } |
| } |
| if (fmaxlen && bfmaxlen) { |
| /* |
| * SCC "maxLength valid restriction" |
| * maxLength <= BASE minLength |
| */ |
| res = xmlSchemaCompareValues(fmaxlen->val, bfmaxlen->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, fmaxlen, bfmaxlen, -1, 1, 1); |
| if ((res != 0) && (bfmaxlen->fixed)) { |
| FACET_RESTR_FIXED_ERR(fmaxlen) |
| } |
| } |
| /* |
| * SCC "length and minLength or maxLength" |
| */ |
| if (! flength) |
| flength = bflength; |
| if (flength) { |
| if (! fminlen) |
| flength = bflength; |
| if (fminlen) { |
| /* (1.1) length >= minLength */ |
| res = xmlSchemaCompareValues(flength->val, fminlen->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) |
| xmlSchemaDeriveFacetErr(pctxt, flength, fminlen, 1, 1, 0); |
| } |
| if (! fmaxlen) |
| fmaxlen = bfmaxlen; |
| if (fmaxlen) { |
| /* (2.1) length <= maxLength */ |
| res = xmlSchemaCompareValues(flength->val, fmaxlen->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, flength, fmaxlen, -1, 1, 0); |
| } |
| } |
| if (fmaxinc) { |
| /* |
| * "maxInclusive" |
| */ |
| if (fmininc) { |
| /* SCC "maxInclusive >= minInclusive" */ |
| res = xmlSchemaCompareValues(fmaxinc->val, fmininc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxinc, fmininc, 1, 1, 0); |
| } |
| } |
| /* |
| * SCC "maxInclusive valid restriction" |
| */ |
| if (bfmaxinc) { |
| /* maxInclusive <= BASE maxInclusive */ |
| res = xmlSchemaCompareValues(fmaxinc->val, bfmaxinc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, fmaxinc, bfmaxinc, -1, 1, 1); |
| if ((res != 0) && (bfmaxinc->fixed)) { |
| FACET_RESTR_FIXED_ERR(fmaxinc) |
| } |
| } |
| if (bfmaxexc) { |
| /* maxInclusive < BASE maxExclusive */ |
| res = xmlSchemaCompareValues(fmaxinc->val, bfmaxexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxinc, bfmaxexc, -1, 0, 1); |
| } |
| } |
| if (bfmininc) { |
| /* maxInclusive >= BASE minInclusive */ |
| res = xmlSchemaCompareValues(fmaxinc->val, bfmininc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxinc, bfmininc, 1, 1, 1); |
| } |
| } |
| if (bfminexc) { |
| /* maxInclusive > BASE minExclusive */ |
| res = xmlSchemaCompareValues(fmaxinc->val, bfminexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxinc, bfminexc, 1, 0, 1); |
| } |
| } |
| } |
| if (fmaxexc) { |
| /* |
| * "maxExclusive >= minExclusive" |
| */ |
| if (fminexc) { |
| res = xmlSchemaCompareValues(fmaxexc->val, fminexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxexc, fminexc, 1, 1, 0); |
| } |
| } |
| /* |
| * "maxExclusive valid restriction" |
| */ |
| if (bfmaxexc) { |
| /* maxExclusive <= BASE maxExclusive */ |
| res = xmlSchemaCompareValues(fmaxexc->val, bfmaxexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxexc, bfmaxexc, -1, 1, 1); |
| } |
| if ((res != 0) && (bfmaxexc->fixed)) { |
| FACET_RESTR_FIXED_ERR(fmaxexc) |
| } |
| } |
| if (bfmaxinc) { |
| /* maxExclusive <= BASE maxInclusive */ |
| res = xmlSchemaCompareValues(fmaxexc->val, bfmaxinc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxexc, bfmaxinc, -1, 1, 1); |
| } |
| } |
| if (bfmininc) { |
| /* maxExclusive > BASE minInclusive */ |
| res = xmlSchemaCompareValues(fmaxexc->val, bfmininc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxexc, bfmininc, 1, 0, 1); |
| } |
| } |
| if (bfminexc) { |
| /* maxExclusive > BASE minExclusive */ |
| res = xmlSchemaCompareValues(fmaxexc->val, bfminexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmaxexc, bfminexc, 1, 0, 1); |
| } |
| } |
| } |
| if (fminexc) { |
| /* |
| * "minExclusive < maxInclusive" |
| */ |
| if (fmaxinc) { |
| res = xmlSchemaCompareValues(fminexc->val, fmaxinc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fminexc, fmaxinc, -1, 0, 0); |
| } |
| } |
| /* |
| * "minExclusive valid restriction" |
| */ |
| if (bfminexc) { |
| /* minExclusive >= BASE minExclusive */ |
| res = xmlSchemaCompareValues(fminexc->val, bfminexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fminexc, bfminexc, 1, 1, 1); |
| } |
| if ((res != 0) && (bfminexc->fixed)) { |
| FACET_RESTR_FIXED_ERR(fminexc) |
| } |
| } |
| if (bfmaxinc) { |
| /* minExclusive <= BASE maxInclusive */ |
| res = xmlSchemaCompareValues(fminexc->val, bfmaxinc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) { |
| xmlSchemaDeriveFacetErr(pctxt, fminexc, bfmaxinc, -1, 1, 1); |
| } |
| } |
| if (bfmininc) { |
| /* minExclusive >= BASE minInclusive */ |
| res = xmlSchemaCompareValues(fminexc->val, bfmininc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fminexc, bfmininc, 1, 1, 1); |
| } |
| } |
| if (bfmaxexc) { |
| /* minExclusive < BASE maxExclusive */ |
| res = xmlSchemaCompareValues(fminexc->val, bfmaxexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fminexc, bfmaxexc, -1, 0, 1); |
| } |
| } |
| } |
| if (fmininc) { |
| /* |
| * "minInclusive < maxExclusive" |
| */ |
| if (fmaxexc) { |
| res = xmlSchemaCompareValues(fmininc->val, fmaxexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmininc, fmaxexc, -1, 0, 0); |
| } |
| } |
| /* |
| * "minExclusive valid restriction" |
| */ |
| if (bfmininc) { |
| /* minInclusive >= BASE minInclusive */ |
| res = xmlSchemaCompareValues(fmininc->val, bfmininc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmininc, bfmininc, 1, 1, 1); |
| } |
| if ((res != 0) && (bfmininc->fixed)) { |
| FACET_RESTR_FIXED_ERR(fmininc) |
| } |
| } |
| if (bfmaxinc) { |
| /* minInclusive <= BASE maxInclusive */ |
| res = xmlSchemaCompareValues(fmininc->val, bfmaxinc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == -1) { |
| xmlSchemaDeriveFacetErr(pctxt, fmininc, bfmaxinc, -1, 1, 1); |
| } |
| } |
| if (bfminexc) { |
| /* minInclusive > BASE minExclusive */ |
| res = xmlSchemaCompareValues(fmininc->val, bfminexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != 1) |
| xmlSchemaDeriveFacetErr(pctxt, fmininc, bfminexc, 1, 0, 1); |
| } |
| if (bfmaxexc) { |
| /* minInclusive < BASE maxExclusive */ |
| res = xmlSchemaCompareValues(fmininc->val, bfmaxexc->val); |
| if (res == -2) |
| goto internal_error; |
| if (res != -1) |
| xmlSchemaDeriveFacetErr(pctxt, fmininc, bfmaxexc, -1, 0, 1); |
| } |
| } |
| if (ftotdig && bftotdig) { |
| /* |
| * SCC " totalDigits valid restriction" |
| * totalDigits <= BASE totalDigits |
| */ |
| res = xmlSchemaCompareValues(ftotdig->val, bftotdig->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, ftotdig, bftotdig, |
| -1, 1, 1); |
| if ((res != 0) && (bftotdig->fixed)) { |
| FACET_RESTR_FIXED_ERR(ftotdig) |
| } |
| } |
| if (ffracdig && bffracdig) { |
| /* |
| * SCC "fractionDigits valid restriction" |
| * fractionDigits <= BASE fractionDigits |
| */ |
| res = xmlSchemaCompareValues(ffracdig->val, bffracdig->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, ffracdig, bffracdig, |
| -1, 1, 1); |
| if ((res != 0) && (bffracdig->fixed)) { |
| FACET_RESTR_FIXED_ERR(ffracdig) |
| } |
| } |
| /* |
| * SCC "fractionDigits less than or equal to totalDigits" |
| */ |
| if (! ftotdig) |
| ftotdig = bftotdig; |
| if (! ffracdig) |
| ffracdig = bffracdig; |
| if (ftotdig && ffracdig) { |
| res = xmlSchemaCompareValues(ffracdig->val, ftotdig->val); |
| if (res == -2) |
| goto internal_error; |
| if (res == 1) |
| xmlSchemaDeriveFacetErr(pctxt, ffracdig, ftotdig, |
| -1, 1, 0); |
| } |
| /* |
| * *Enumerations* won' be added here, since only the first set |
| * of enumerations in the ancestor-or-self axis is used |
| * for validation, plus we need to use the base type of those |
| * enumerations for whitespace. |
| * |
| * *Patterns*: won't be add here, since they are ORed at |
| * type level and ANDed at ancestor level. This will |
| * happed during validation by walking the base axis |
| * of the type. |
| */ |
| for (cur = base->facetSet; cur != NULL; cur = cur->next) { |
| bfacet = cur->facet; |
| /* |
| * Special handling of enumerations and patterns. |
| * TODO: hmm, they should not appear in the set, so remove this. |
| */ |
| if ((bfacet->type == XML_SCHEMA_FACET_PATTERN) || |
| (bfacet->type == XML_SCHEMA_FACET_ENUMERATION)) |
| continue; |
| /* |
| * Search for a duplicate facet in the current type. |
| */ |
| link = type->facetSet; |
| err = 0; |
| fixedErr = 0; |
| while (link != NULL) { |
| facet = link->facet; |
| if (facet->type == bfacet->type) { |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_WHITESPACE: |
| /* |
| * The whitespace must be stronger. |
| */ |
| if (facet->whitespace < bfacet->whitespace) { |
| FACET_RESTR_ERR(flength, |
| "The 'whitespace' value has to be equal to " |
| "or stronger than the 'whitespace' value of " |
| "the base type") |
| } |
| if ((bfacet->fixed) && |
| (facet->whitespace != bfacet->whitespace)) { |
| FACET_RESTR_FIXED_ERR(facet) |
| } |
| break; |
| default: |
| break; |
| } |
| /* Duplicate found. */ |
| break; |
| } |
| link = link->next; |
| } |
| /* |
| * If no duplicate was found: add the base types's facet |
| * to the set. |
| */ |
| if (link == NULL) { |
| link = (xmlSchemaFacetLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaFacetLink)); |
| if (link == NULL) { |
| xmlSchemaPErrMemory(pctxt, |
| "deriving facets, creating a facet link", NULL); |
| return (-1); |
| } |
| link->facet = cur->facet; |
| link->next = NULL; |
| if (last == NULL) |
| type->facetSet = link; |
| else |
| last->next = link; |
| last = link; |
| } |
| |
| } |
| |
| return (0); |
| internal_error: |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaDeriveAndValidateFacets", NULL); |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaFinishMemberTypeDefinitionsProperty(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypeLinkPtr link, lastLink, prevLink, subLink, newLink; |
| /* |
| * The actual value is then formed by replacing any union type |
| * definition in the ·explicit members· with the members of their |
| * {member type definitions}, in order. |
| */ |
| link = type->memberTypes; |
| while (link != NULL) { |
| |
| if (IS_NOT_TYPEFIXED(link->type)) |
| xmlSchemaTypeFixup(link->type, pctxt, NULL); |
| |
| if (VARIETY_UNION(link->type)) { |
| subLink = xmlSchemaGetUnionSimpleTypeMemberTypes(link->type); |
| if (subLink != NULL) { |
| link->type = subLink->type; |
| if (subLink->next != NULL) { |
| lastLink = link->next; |
| subLink = subLink->next; |
| prevLink = link; |
| while (subLink != NULL) { |
| newLink = (xmlSchemaTypeLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaTypeLink)); |
| if (newLink == NULL) { |
| xmlSchemaPErrMemory(pctxt, "allocating a type link", |
| NULL); |
| return (-1); |
| } |
| newLink->type = subLink->type; |
| prevLink->next = newLink; |
| prevLink = newLink; |
| newLink->next = lastLink; |
| |
| subLink = subLink->next; |
| } |
| } |
| } |
| } |
| link = link->next; |
| } |
| return (0); |
| } |
| |
| static void |
| xmlSchemaTypeFixupOptimFacets(xmlSchemaTypePtr type) |
| { |
| int has = 0, needVal = 0, normVal = 0; |
| |
| has = (type->baseType->flags & XML_SCHEMAS_TYPE_HAS_FACETS) ? 1 : 0; |
| if (has) { |
| needVal = (type->baseType->flags & |
| XML_SCHEMAS_TYPE_FACETSNEEDVALUE) ? 1 : 0; |
| normVal = (type->baseType->flags & |
| XML_SCHEMAS_TYPE_NORMVALUENEEDED) ? 1 : 0; |
| } |
| if (type->facets != NULL) { |
| xmlSchemaFacetPtr fac; |
| |
| for (fac = type->facets; fac != NULL; fac = fac->next) { |
| switch (fac->type) { |
| case XML_SCHEMA_FACET_WHITESPACE: |
| break; |
| case XML_SCHEMA_FACET_PATTERN: |
| normVal = 1; |
| has = 1; |
| break; |
| case XML_SCHEMA_FACET_ENUMERATION: |
| needVal = 1; |
| normVal = 1; |
| has = 1; |
| break; |
| default: |
| has = 1; |
| break; |
| } |
| } |
| } |
| if (normVal) |
| type->flags |= XML_SCHEMAS_TYPE_NORMVALUENEEDED; |
| if (needVal) |
| type->flags |= XML_SCHEMAS_TYPE_FACETSNEEDVALUE; |
| if (has) |
| type->flags |= XML_SCHEMAS_TYPE_HAS_FACETS; |
| |
| if (has && (! needVal) && VARIETY_ATOMIC(type)) { |
| xmlSchemaTypePtr prim = xmlSchemaGetPrimitiveType(type); |
| /* |
| * OPTIMIZE VAL TODO: Some facets need a computed value. |
| */ |
| if ((prim->builtInType != XML_SCHEMAS_ANYSIMPLETYPE) && |
| (prim->builtInType != XML_SCHEMAS_STRING)) { |
| type->flags |= XML_SCHEMAS_TYPE_FACETSNEEDVALUE; |
| } |
| } |
| } |
| |
| static int |
| xmlSchemaTypeFixupWhitespace(xmlSchemaTypePtr type) |
| { |
| |
| |
| /* |
| * Evaluate the whitespace-facet value. |
| */ |
| if (VARIETY_LIST(type)) { |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE; |
| return (0); |
| } else if (VARIETY_UNION(type)) |
| return (0); |
| |
| if (type->facetSet != NULL) { |
| xmlSchemaFacetLinkPtr lin; |
| |
| for (lin = type->facetSet; lin != NULL; lin = lin->next) { |
| if (lin->facet->type == XML_SCHEMA_FACET_WHITESPACE) { |
| switch (lin->facet->whitespace) { |
| case XML_SCHEMAS_FACET_PRESERVE: |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE; |
| break; |
| case XML_SCHEMAS_FACET_REPLACE: |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_REPLACE; |
| break; |
| case XML_SCHEMAS_FACET_COLLAPSE: |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE; |
| break; |
| default: |
| return (-1); |
| } |
| return (0); |
| } |
| } |
| } |
| /* |
| * For all ·atomic· datatypes other than string (and types ·derived· |
| * by ·restriction· from it) the value of whiteSpace is fixed to |
| * collapse |
| */ |
| { |
| xmlSchemaTypePtr anc; |
| |
| for (anc = type->baseType; anc != NULL && |
| anc->builtInType != XML_SCHEMAS_ANYTYPE; |
| anc = anc->baseType) { |
| |
| if (anc->type == XML_SCHEMA_TYPE_BASIC) { |
| if (anc->builtInType == XML_SCHEMAS_NORMSTRING) { |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_REPLACE; |
| |
| } else if ((anc->builtInType == XML_SCHEMAS_STRING) || |
| (anc->builtInType == XML_SCHEMAS_ANYSIMPLETYPE)) { |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE; |
| |
| } else |
| type->flags |= XML_SCHEMAS_TYPE_WHITESPACE_COLLAPSE; |
| break; |
| } |
| } |
| return (0); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaTypeFixup: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Fixes the content model of the type. |
| */ |
| static void |
| xmlSchemaTypeFixup(xmlSchemaTypePtr type, |
| xmlSchemaParserCtxtPtr pctxt, const xmlChar * name) |
| { |
| if (type == NULL) |
| return; |
| if ((type->type != XML_SCHEMA_TYPE_COMPLEX) && |
| (type->type != XML_SCHEMA_TYPE_SIMPLE)) |
| return; |
| if (! IS_NOT_TYPEFIXED(type)) |
| return; |
| type->flags |= XML_SCHEMAS_TYPE_INTERNAL_RESOLVED; |
| if (name == NULL) |
| name = type->name; |
| |
| if (type->baseType == NULL) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaTypeFixup, " |
| "baseType is missing on '%s'", type->name); |
| return; |
| } |
| |
| if (type->type == XML_SCHEMA_TYPE_COMPLEX) { |
| xmlSchemaTypePtr baseType = type->baseType; |
| |
| /* |
| * Type-fix the base type. |
| */ |
| if (IS_NOT_TYPEFIXED(baseType)) |
| xmlSchemaTypeFixup(baseType, pctxt, NULL); |
| if (baseType->flags & XML_SCHEMAS_TYPE_INTERNAL_INVALID) { |
| /* |
| * Skip fixup if the base type is invalid. |
| * TODO: Generate a warning! |
| */ |
| return; |
| } |
| /* |
| * This basically checks if the base type can be derived. |
| */ |
| if (xmlSchemaCheckSRCCT(pctxt, type) != 0) { |
| type->flags |= XML_SCHEMAS_TYPE_INTERNAL_INVALID; |
| return; |
| } |
| /* |
| * Fixup the content type. |
| */ |
| if (type->contentType == XML_SCHEMA_CONTENT_SIMPLE) { |
| /* |
| * Corresponds to <complexType><simpleContent>... |
| */ |
| if ((IS_COMPLEX_TYPE(baseType)) && |
| (baseType->contentTypeDef != NULL) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION)) { |
| xmlSchemaTypePtr contentBase, content; |
| char buf[30]; |
| const xmlChar *tmpname; |
| /* |
| * SPEC (1) If <restriction> + base type is <complexType>, |
| * "whose own {content type} is a simple type..." |
| */ |
| if (type->contentTypeDef != NULL) { |
| /* |
| * SPEC (1.1) "the simple type definition corresponding to the |
| * <simpleType> among the [children] of <restriction> if there |
| * is one;" |
| * Note that this "<simpleType> among the [children]" was put |
| * into ->contentTypeDef during parsing. |
| */ |
| contentBase = type->contentTypeDef; |
| type->contentTypeDef = NULL; |
| } else { |
| /* |
| * (1.2) "...otherwise (<restriction> has no <simpleType> |
| * among its [children]), the simple type definition which |
| * is the {content type} of the ... base type." |
| */ |
| contentBase = baseType->contentTypeDef; |
| } |
| /* |
| * SPEC |
| * "... a simple type definition which restricts the simple |
| * type definition identified in clause 1.1 or clause 1.2 |
| * with a set of facet components" |
| * |
| * Create the anonymous simple type, which will be the content |
| * type of the complex type. |
| */ |
| snprintf(buf, 29, "#scST%d", ++(pctxt->counter)); |
| tmpname = xmlDictLookup(pctxt->dict, BAD_CAST buf, -1); |
| content = xmlSchemaAddType(pctxt, |
| pctxt->schema, tmpname, tmpname, type->node); |
| if (content == NULL) |
| return; |
| /* |
| * We will use the same node as for the <complexType> |
| * to have it somehow anchored in the schema doc. |
| */ |
| content->node = type->node; |
| content->type = XML_SCHEMA_TYPE_SIMPLE; |
| content->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| content->baseType = contentBase; |
| /* |
| * Move the facets, previously anchored on the complexType. |
| */ |
| content->facets = type->facets; |
| type->facets = NULL; |
| content->facetSet = type->facetSet; |
| type->facetSet = NULL; |
| |
| type->contentTypeDef = content; |
| if (IS_NOT_TYPEFIXED(contentBase)) |
| xmlSchemaTypeFixup(contentBase, pctxt, NULL); |
| xmlSchemaTypeFixup(content, pctxt, NULL); |
| |
| } else if ((IS_COMPLEX_TYPE(baseType)) && |
| (baseType->contentType == XML_SCHEMA_CONTENT_MIXED) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION)) { |
| /* |
| * SPEC (2) If <restriction> + base is a mixed <complexType> with |
| * an emptiable particle, then a simple type definition which |
| * restricts the <restriction>'s <simpleType> child. |
| */ |
| if ((type->contentTypeDef == NULL) || |
| (type->contentTypeDef->baseType == NULL)) { |
| /* |
| * TODO: Check if this ever happens. |
| */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaTypeFixup, " |
| "complex type '%s': the <simpleContent><restriction> " |
| "is missing a <simpleType> child, but was not catched " |
| "by xmlSchemaCheckSRCCT()", type->name); |
| } |
| } else if ((IS_COMPLEX_TYPE(baseType)) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION)) { |
| /* |
| * SPEC (3) If <extension> + base is <complexType> with |
| * <simpleType> content, "...then the {content type} of that |
| * complex type definition" |
| */ |
| if (baseType->contentTypeDef == NULL) { |
| /* |
| * TODO: Check if this ever happens. xmlSchemaCheckSRCCT |
| * should have catched this already. |
| */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaTypeFixup, " |
| "complex type '%s': the <extension>ed base type is " |
| "a complex type with no simple content type", |
| type->name); |
| } |
| type->contentTypeDef = baseType->contentTypeDef; |
| } else if ((IS_SIMPLE_TYPE(baseType)) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION)) { |
| /* |
| * SPEC (4) <extension> + base is <simpleType> |
| * "... then that simple type definition" |
| */ |
| type->contentTypeDef = baseType; |
| } else { |
| /* |
| * TODO: Check if this ever happens. |
| */ |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_INTERNAL, |
| NULL, type, NULL, |
| "Internal error: xmlSchemaTypeFixup, " |
| "complex type '%s' with <simpleContent>: unhandled " |
| "derivation case", type->name); |
| } |
| } else { |
| int dummySequence = 0; |
| xmlSchemaParticlePtr particle = |
| (xmlSchemaParticlePtr) type->subtypes; |
| /* |
| * Corresponds to <complexType><complexContent>... |
| * |
| * NOTE that the effective mixed was already set during parsing of |
| * <complexType> and <complexContent>; its flag value is |
| * XML_SCHEMAS_TYPE_MIXED. |
| * |
| * Compute the "effective content": |
| * (2.1.1) + (2.1.2) + (2.1.3) |
| */ |
| if ((particle == NULL) || |
| ((particle->type == XML_SCHEMA_TYPE_PARTICLE) && |
| ((particle->children->type == XML_SCHEMA_TYPE_ALL) || |
| (particle->children->type == XML_SCHEMA_TYPE_SEQUENCE) || |
| ((particle->children->type == XML_SCHEMA_TYPE_CHOICE) && |
| (particle->minOccurs == 0))) && |
| ( ((xmlSchemaTreeItemPtr) particle->children)->children == NULL))) { |
| if (type->flags & XML_SCHEMAS_TYPE_MIXED) { |
| /* |
| * SPEC (2.1.4) "If the ·effective mixed· is true, then |
| * a particle whose properties are as follows:..." |
| * |
| * Empty sequence model group with |
| * minOccurs/maxOccurs = 1 (i.e. a "particle emptiable"). |
| * NOTE that we sill assign it the <complexType> node to |
| * somehow anchor it in the doc. |
| */ |
| if ((particle == NULL) || |
| (particle->children->type != XML_SCHEMA_TYPE_SEQUENCE)) { |
| /* |
| * Create the particle. |
| */ |
| particle = xmlSchemaAddParticle(pctxt, pctxt->schema, |
| type->node, 1, 1); |
| if (particle == NULL) |
| return; |
| /* |
| * Create the model group. |
| */ |
| particle->children = (xmlSchemaTreeItemPtr) |
| xmlSchemaAddModelGroup(pctxt, pctxt->schema, |
| XML_SCHEMA_TYPE_SEQUENCE, NULL, type->node); |
| if (particle->children == NULL) |
| return; |
| |
| type->subtypes = (xmlSchemaTypePtr) particle; |
| } |
| dummySequence = 1; |
| type->contentType = XML_SCHEMA_CONTENT_ELEMENTS; |
| } else { |
| /* |
| * SPEC (2.1.5) "otherwise empty" |
| */ |
| type->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| } |
| } else { |
| /* |
| * SPEC (2.2) "otherwise the particle corresponding to the |
| * <all>, <choice>, <group> or <sequence> among the |
| * [children]." |
| */ |
| type->contentType = XML_SCHEMA_CONTENT_ELEMENTS; |
| } |
| /* |
| * Compute the "content type". |
| */ |
| if (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) { |
| /* |
| * SPEC (3.1) "If <restriction>..." |
| * (3.1.1) + (3.1.2) */ |
| if (type->contentType != XML_SCHEMA_CONTENT_EMPTY) { |
| if (type->flags & XML_SCHEMAS_TYPE_MIXED) |
| type->contentType = XML_SCHEMA_CONTENT_MIXED; |
| } |
| } else { |
| /* |
| * SPEC (3.2) "If <extension>..." |
| */ |
| if (type->contentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* |
| * SPEC (3.2.1) |
| */ |
| type->contentType = baseType->contentType; |
| type->subtypes = baseType->subtypes; |
| /* |
| * NOTE that the effective mixed is ignored here. |
| */ |
| } else if (baseType->contentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* |
| * SPEC (3.2.2) |
| */ |
| if (type->flags & XML_SCHEMAS_TYPE_MIXED) |
| type->contentType = XML_SCHEMA_CONTENT_MIXED; |
| } else { |
| /* |
| * SPEC (3.2.3) |
| */ |
| if (type->flags & XML_SCHEMAS_TYPE_MIXED) |
| type->contentType = XML_SCHEMA_CONTENT_MIXED; |
| /* |
| * "A model group whose {compositor} is sequence and whose |
| * {particles} are..." |
| */ |
| if (! dummySequence) { |
| xmlSchemaTreeItemPtr effectiveContent = |
| (xmlSchemaTreeItemPtr) type->subtypes; |
| /* |
| * Create the particle. |
| */ |
| particle = xmlSchemaAddParticle(pctxt, pctxt->schema, |
| type->node, 1, 1); |
| if (particle == NULL) |
| return; |
| /* |
| * Create the "sequence" model group. |
| */ |
| particle->children = (xmlSchemaTreeItemPtr) |
| xmlSchemaAddModelGroup(pctxt, pctxt->schema, |
| XML_SCHEMA_TYPE_SEQUENCE, NULL, type->node); |
| if (particle->children == NULL) |
| return; |
| type->subtypes = (xmlSchemaTypePtr) particle; |
| /* |
| * SPEC "the particle of the {content type} of |
| * the ... base ..." |
| * Create a duplicate of the base type's particle |
| * and assign its "term" to it. |
| */ |
| particle->children->children = |
| (xmlSchemaTreeItemPtr) xmlSchemaAddParticle(pctxt, |
| pctxt->schema, type->node, |
| ((xmlSchemaParticlePtr) type->subtypes)->minOccurs, |
| ((xmlSchemaParticlePtr) type->subtypes)->maxOccurs); |
| if (particle->children->children == NULL) |
| return; |
| particle = (xmlSchemaParticlePtr) |
| particle->children->children; |
| particle->children = |
| ((xmlSchemaParticlePtr) baseType->subtypes)->children; |
| /* |
| * SPEC "followed by the ·effective content·." |
| */ |
| particle->next = effectiveContent; |
| } else { |
| /* |
| * This is the case when there is already an empty |
| * <sequence> with minOccurs==maxOccurs==1. |
| * Just add the base types's content type. |
| * NOTE that, although we miss to add an intermediate |
| * <sequence>, this should produce no difference to |
| * neither the regex compilation of the content model, |
| * nor to the complex type contraints. |
| */ |
| particle->children->children = |
| (xmlSchemaTreeItemPtr) baseType->subtypes; |
| } |
| } |
| } |
| } |
| /* |
| * Apply the complex type component constraints; this will not |
| * check attributes, since this is done in |
| * xmlSchemaBuildAttributeValidation(). |
| */ |
| if (xmlSchemaCheckCTComponent(pctxt, type) != 0) |
| return; |
| /* |
| * Inherit & check constraints for attributes. |
| */ |
| xmlSchemaBuildAttributeValidation(pctxt, type); |
| } else if (type->type == XML_SCHEMA_TYPE_SIMPLE) { |
| /* |
| * Simple Type Definition Schema Component |
| */ |
| type->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| if (VARIETY_LIST(type)) { |
| /* |
| * Corresponds to <simpleType><list>... |
| */ |
| if (type->subtypes == NULL) { |
| /* |
| * This one is really needed, so get out. |
| */ |
| PERROR_INT("xmlSchemaTypeFixup", |
| "list type has no item-type assigned"); |
| return; |
| } |
| if (IS_NOT_TYPEFIXED(type->subtypes)) |
| xmlSchemaTypeFixup(type->subtypes, pctxt, NULL); |
| } else if (VARIETY_UNION(type)) { |
| /* |
| * Corresponds to <simpleType><union>... |
| */ |
| if (type->memberTypes == NULL) { |
| /* |
| * This one is really needed, so get out. |
| */ |
| return; |
| } |
| if (xmlSchemaFinishMemberTypeDefinitionsProperty(pctxt, type) == -1) |
| return; |
| } else { |
| xmlSchemaTypePtr baseType = type->baseType; |
| /* |
| * Corresponds to <simpleType><restriction>... |
| */ |
| if (IS_NOT_TYPEFIXED(baseType)) |
| xmlSchemaTypeFixup(baseType, pctxt, NULL); |
| /* |
| * Variety |
| * If the <restriction> alternative is chosen, then the |
| * {variety} of the {base type definition}. |
| */ |
| if (VARIETY_ATOMIC(baseType)) |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_ATOMIC; |
| else if (VARIETY_LIST(baseType)) { |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST; |
| /* |
| * Inherit the itemType. |
| */ |
| type->subtypes = baseType->subtypes; |
| } else if (VARIETY_UNION(baseType)) { |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_UNION; |
| /* |
| * NOTE that we won't assign the memberTypes of the base, |
| * since this will make trouble when freeing them; we will |
| * use a lookup function to access them instead. |
| */ |
| } |
| } |
| /* |
| * Check constraints. |
| * |
| * TODO: Split this somehow, we need to know first if we can derive |
| * from the base type at all! |
| */ |
| if (type->baseType != NULL) { |
| /* |
| * Schema Component Constraint: Simple Type Restriction |
| * (Facets) |
| * NOTE: Satisfaction of 1 and 2 arise from the fixup |
| * applied beforehand. |
| */ |
| xmlSchemaCheckSRCSimpleType(pctxt, type); |
| xmlSchemaCheckFacetValues(type, pctxt); |
| if ((type->facetSet != NULL) || |
| (type->baseType->facetSet != NULL)) |
| xmlSchemaDeriveAndValidateFacets(pctxt, type); |
| /* |
| * Whitespace value. |
| */ |
| xmlSchemaTypeFixupWhitespace(type); |
| xmlSchemaTypeFixupOptimFacets(type); |
| } |
| } |
| |
| #ifdef DEBUG_TYPE |
| if (type->node != NULL) { |
| xmlGenericError(xmlGenericErrorContext, |
| "Type of %s : %s:%d :", name, |
| type->node->doc->URL, |
| xmlGetLineNo(type->node)); |
| } else { |
| xmlGenericError(xmlGenericErrorContext, "Type of %s :", name); |
| } |
| if ((IS_SIMPLE_TYPE(type)) || (IS_COMPLEX_TYPE(type))) { |
| switch (type->contentType) { |
| case XML_SCHEMA_CONTENT_SIMPLE: |
| xmlGenericError(xmlGenericErrorContext, "simple\n"); |
| break; |
| case XML_SCHEMA_CONTENT_ELEMENTS: |
| xmlGenericError(xmlGenericErrorContext, "elements\n"); |
| break; |
| case XML_SCHEMA_CONTENT_UNKNOWN: |
| xmlGenericError(xmlGenericErrorContext, "unknown !!!\n"); |
| break; |
| case XML_SCHEMA_CONTENT_EMPTY: |
| xmlGenericError(xmlGenericErrorContext, "empty\n"); |
| break; |
| case XML_SCHEMA_CONTENT_MIXED: |
| if (xmlSchemaIsParticleEmptiable((xmlSchemaParticlePtr) |
| type->subtypes)) |
| xmlGenericError(xmlGenericErrorContext, |
| "mixed as emptiable particle\n"); |
| else |
| xmlGenericError(xmlGenericErrorContext, "mixed\n"); |
| break; |
| /* Removed, since not used. */ |
| /* |
| case XML_SCHEMA_CONTENT_MIXED_OR_ELEMENTS: |
| xmlGenericError(xmlGenericErrorContext, "mixed or elems\n"); |
| break; |
| */ |
| case XML_SCHEMA_CONTENT_BASIC: |
| xmlGenericError(xmlGenericErrorContext, "basic\n"); |
| break; |
| default: |
| xmlGenericError(xmlGenericErrorContext, |
| "not registered !!!\n"); |
| break; |
| } |
| } |
| #endif |
| } |
| |
| /** |
| * xmlSchemaCheckFacet: |
| * @facet: the facet |
| * @typeDecl: the schema type definition |
| * @pctxt: the schema parser context or NULL |
| * @name: the optional name of the type |
| * |
| * Checks and computes the values of facets. |
| * |
| * Returns 0 if valid, a positive error code if not valid and |
| * -1 in case of an internal or API error. |
| */ |
| int |
| xmlSchemaCheckFacet(xmlSchemaFacetPtr facet, |
| xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr pctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| int ret = 0, ctxtGiven; |
| |
| if ((facet == NULL) || (typeDecl == NULL)) |
| return(-1); |
| /* |
| * TODO: will the parser context be given if used from |
| * the relaxNG module? |
| */ |
| if (pctxt == NULL) |
| ctxtGiven = 0; |
| else |
| ctxtGiven = 1; |
| |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| case XML_SCHEMA_FACET_ENUMERATION: { |
| /* |
| * Okay we need to validate the value |
| * at that point. |
| */ |
| xmlSchemaTypePtr base; |
| |
| /* 4.3.5.5 Constraints on enumeration Schema Components |
| * Schema Component Constraint: enumeration valid restriction |
| * It is an ·error· if any member of {value} is not in the |
| * ·value space· of {base type definition}. |
| * |
| * minInclusive, maxInclusive, minExclusive, maxExclusive: |
| * The value ·must· be in the |
| * ·value space· of the ·base type·. |
| */ |
| /* |
| * This function is intended to deliver a compiled value |
| * on the facet. In this implementation of XML Schemata the |
| * type holding a facet, won't be a built-in type. |
| * Thus to ensure that other API |
| * calls (relaxng) do work, if the given type is a built-in |
| * type, we will assume that the given built-in type *is |
| * already* the base type. |
| */ |
| if (typeDecl->type != XML_SCHEMA_TYPE_BASIC) { |
| base = typeDecl->baseType; |
| if (base == NULL) { |
| PERROR_INT("xmlSchemaCheckFacet", |
| "a type user derived type has no base type"); |
| return (-1); |
| } |
| } else |
| base = typeDecl; |
| |
| if (! ctxtGiven) { |
| /* |
| * A context is needed if called from RelaxNG. |
| */ |
| pctxt = xmlSchemaNewParserCtxt("*"); |
| if (pctxt == NULL) |
| return (-1); |
| } |
| /* |
| * NOTE: This call does not check the content nodes, |
| * since they are not available: |
| * facet->node is just the node holding the facet |
| * definition, *not* the attribute holding the *value* |
| * of the facet. |
| */ |
| ret = xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) pctxt, facet->node, base, |
| facet->value, &(facet->val), 1, 1, 0); |
| if (ret != 0) { |
| if (ret < 0) { |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| XML_SCHEMAP_INTERNAL, facet->node, NULL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "failed to validate the value '%s' of the " |
| "facet '%s' against the base type", |
| facet->value, xmlSchemaFacetTypeToString(facet->type)); |
| } |
| goto internal_error; |
| } |
| ret = XML_SCHEMAP_INVALID_FACET_VALUE; |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| xmlChar *str = NULL; |
| |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| ret, facet->node, (xmlSchemaTypePtr) facet, |
| "The value '%s' of the facet does not validate " |
| "against the base type '%s'", |
| facet->value, |
| xmlSchemaFormatQName(&str, |
| base->targetNamespace, base->name)); |
| FREE_AND_NULL(str); |
| } |
| goto exit; |
| } else if (facet->val == NULL) { |
| if (ctxtGiven) { |
| PERROR_INT("xmlSchemaCheckFacet", |
| "value was not computed"); |
| } |
| TODO |
| } |
| break; |
| } |
| case XML_SCHEMA_FACET_PATTERN: |
| facet->regexp = xmlRegexpCompile(facet->value); |
| if (facet->regexp == NULL) { |
| ret = XML_SCHEMAP_REGEXP_INVALID; |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| ret, facet->node, typeDecl, |
| "The value '%s' of the facet 'pattern' is not a " |
| "valid regular expression", |
| facet->value, NULL); |
| } |
| } |
| break; |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH:{ |
| ret = xmlSchemaValidatePredefinedType( |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NNINTEGER), |
| facet->value, &(facet->val)); |
| if (ret != 0) { |
| if (ret < 0) { |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| PERROR_INT("xmlSchemaCheckFacet", |
| "validating facet value"); |
| } |
| goto internal_error; |
| } |
| ret = XML_SCHEMAP_INVALID_FACET_VALUE; |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| /* error code */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| ret, facet->node, typeDecl, |
| "The value '%s' of the facet '%s' is not a valid " |
| "'nonNegativeInteger'", |
| facet->value, |
| xmlSchemaFacetTypeToString(facet->type)); |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_FACET_WHITESPACE:{ |
| if (xmlStrEqual(facet->value, BAD_CAST "preserve")) { |
| facet->whitespace = XML_SCHEMAS_FACET_PRESERVE; |
| } else if (xmlStrEqual(facet->value, BAD_CAST "replace")) { |
| facet->whitespace = XML_SCHEMAS_FACET_REPLACE; |
| } else if (xmlStrEqual(facet->value, BAD_CAST "collapse")) { |
| facet->whitespace = XML_SCHEMAS_FACET_COLLAPSE; |
| } else { |
| ret = XML_SCHEMAP_INVALID_FACET_VALUE; |
| /* No error message for RelaxNG. */ |
| if (ctxtGiven) { |
| /* error was previously: XML_SCHEMAP_INVALID_WHITE_SPACE */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| ret, facet->node, typeDecl, |
| "The value '%s' of the facet 'whitespace' is not " |
| "valid", facet->value, NULL); |
| } |
| } |
| } |
| default: |
| break; |
| } |
| exit: |
| if ((! ctxtGiven) && (pctxt != NULL)) |
| xmlSchemaFreeParserCtxt(pctxt); |
| return (ret); |
| internal_error: |
| if ((! ctxtGiven) && (pctxt != NULL)) |
| xmlSchemaFreeParserCtxt(pctxt); |
| return (-1); |
| } |
| |
| /** |
| * xmlSchemaCheckFacetValues: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Checks the default values types, especially for facets |
| */ |
| static void |
| xmlSchemaCheckFacetValues(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt) |
| { |
| const xmlChar *name = typeDecl->name; |
| /* |
| * NOTE: It is intended to use the facets list, instead |
| * of facetSet. |
| */ |
| if (typeDecl->facets != NULL) { |
| xmlSchemaFacetPtr facet = typeDecl->facets; |
| |
| /* |
| * Temporarily assign the "schema" to the validation context |
| * of the parser context. This is needed for NOTATION validation. |
| */ |
| if (ctxt->vctxt == NULL) { |
| if (xmlSchemaCreateVCtxtOnPCtxt(ctxt) == -1) |
| return; |
| } |
| ctxt->vctxt->schema = ctxt->schema; |
| |
| while (facet != NULL) { |
| xmlSchemaCheckFacet(facet, typeDecl, ctxt, name); |
| facet = facet->next; |
| } |
| |
| ctxt->vctxt->schema = NULL; |
| } |
| } |
| |
| /** |
| * xmlSchemaGetCircModelGrDefRef: |
| * @ctxtMGroup: the searched model group |
| * @selfMGroup: the second searched model group |
| * @particle: the first particle |
| * |
| * This one is intended to be used by |
| * xmlSchemaCheckGroupDefCircular only. |
| * |
| * Returns the particle with the circular model group definition reference, |
| * otherwise NULL. |
| */ |
| static xmlSchemaTreeItemPtr |
| xmlSchemaGetCircModelGrDefRef(xmlSchemaModelGroupDefPtr groupDef, |
| xmlSchemaTreeItemPtr particle) |
| { |
| xmlSchemaTreeItemPtr circ = NULL; |
| xmlSchemaTreeItemPtr term; |
| xmlSchemaModelGroupDefPtr gdef; |
| |
| for (; particle != NULL; particle = particle->next) { |
| term = particle->children; |
| if (term == NULL) |
| continue; |
| switch (term->type) { |
| case XML_SCHEMA_TYPE_GROUP: |
| gdef = (xmlSchemaModelGroupDefPtr) term; |
| if (gdef == groupDef) |
| return (particle); |
| /* |
| * Mark this model group definition to avoid infinite |
| * recursion on circular references not yet examined. |
| */ |
| if (gdef->flags & XML_SCHEMA_MODEL_GROUP_DEF_MARKED) |
| continue; |
| if (gdef->children != NULL) { |
| gdef->flags |= XML_SCHEMA_MODEL_GROUP_DEF_MARKED; |
| circ = xmlSchemaGetCircModelGrDefRef(groupDef, |
| gdef->children->children); |
| gdef->flags ^= XML_SCHEMA_MODEL_GROUP_DEF_MARKED; |
| if (circ != NULL) |
| return (circ); |
| } |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_CHOICE: |
| case XML_SCHEMA_TYPE_ALL: |
| circ = xmlSchemaGetCircModelGrDefRef(groupDef, term->children); |
| if (circ != NULL) |
| return (circ); |
| break; |
| default: |
| break; |
| } |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaCheckGroupDefCircular: |
| * @item: the model group definition |
| * @ctxt: the parser context |
| * @name: the name |
| * |
| * Checks for circular references to model group definitions. |
| */ |
| static void |
| xmlSchemaCheckGroupDefCircular(xmlSchemaModelGroupDefPtr item, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| /* |
| * Schema Component Constraint: Model Group Correct |
| * 2 Circular groups are disallowed. That is, within the {particles} |
| * of a group there must not be at any depth a particle whose {term} |
| * is the group itself. |
| */ |
| if ((item == NULL) || |
| (item->type != XML_SCHEMA_TYPE_GROUP) || |
| (item->children == NULL)) |
| return; |
| { |
| xmlSchemaTreeItemPtr circ; |
| |
| circ = xmlSchemaGetCircModelGrDefRef(item, item->children->children); |
| if (circ != NULL) { |
| xmlChar *str = NULL; |
| /* |
| * TODO: The error report is not adequate: this constraint |
| * is defined for model groups but not definitions, but since |
| * there cannot be any circular model groups without a model group |
| * definition (if not using a construction API), we check those |
| * defintions only. |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_MG_PROPS_CORRECT_2, |
| NULL, NULL, GET_NODE(circ), |
| "Circular reference to the model group definition '%s' " |
| "defined", xmlSchemaFormatQName(&str, |
| item->targetNamespace, item->name)); |
| FREE_AND_NULL(str) |
| /* |
| * NOTE: We will cut the reference to avoid further |
| * confusion of the processor. This is a fatal error. |
| */ |
| circ->children = NULL; |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaGroupDefTermFixup: |
| * @item: the particle with a model group definition as term |
| * @ctxt: the parser context |
| * @name: the name |
| * |
| * Checks cos-all-limited. |
| * |
| * Assigns the model group of model group definitions to the "term" |
| * of the referencing particle. |
| * In xmlSchemaMiscRefFixup the model group definitions was assigned |
| * to the "term", since needed for the circularity check. |
| */ |
| static void |
| xmlSchemaGroupDefTermFixup(xmlSchemaParticlePtr item, |
| xmlSchemaParserCtxtPtr ctxt ATTRIBUTE_UNUSED, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if ((item == NULL) || |
| (item->type != XML_SCHEMA_TYPE_PARTICLE) || |
| (item->children == NULL) || |
| (item->children->type != XML_SCHEMA_TYPE_GROUP) || |
| (item->children->children == NULL)) |
| return; |
| item->children = item->children->children; |
| /* |
| * TODO: Not nice, but we will anchor cos-all-limited here. |
| */ |
| if ((item->children->type == XML_SCHEMA_TYPE_ALL) && |
| (item->maxOccurs != 1)) { |
| /* |
| * SPEC (1.2) "the {term} property of a particle with |
| * {max occurs}=1which is part of a pair which constitutes the |
| * {content type} of a complex type definition." |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_ATTRIBUTE_GROUP_3, |
| NULL, (xmlSchemaTypePtr) item, item->node, |
| "The particle's 'maxOccurs' must be 1, since an xs:all model " |
| "group is its term", NULL); |
| } |
| } |
| |
| /** |
| * xmlSchemaGetCircAttrGrRef: |
| * @ctxtGr: the searched attribute group |
| * @attr: the current attribute list to be processed |
| * |
| * This one is intended to be used by |
| * xmlSchemaCheckSRCAttributeGroupCircular only. |
| * |
| * Returns the circular attribute grou reference, otherwise NULL. |
| */ |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaGetCircAttrGrRef(xmlSchemaAttributeGroupPtr ctxtGr, |
| xmlSchemaAttributePtr attr) |
| { |
| xmlSchemaAttributeGroupPtr circ = NULL, gr; |
| int marked; |
| /* |
| * We will search for an attribute group reference which |
| * references the context attribute group. |
| */ |
| while (attr != NULL) { |
| marked = 0; |
| if (attr->type == XML_SCHEMA_TYPE_ATTRIBUTEGROUP) { |
| gr = (xmlSchemaAttributeGroupPtr) attr; |
| if (gr->refItem != NULL) { |
| if (gr->refItem == ctxtGr) |
| return (gr); |
| else if (gr->refItem->flags & |
| XML_SCHEMAS_ATTRGROUP_MARKED) { |
| attr = attr->next; |
| continue; |
| } else { |
| /* |
| * Mark as visited to avoid infinite recursion on |
| * circular references not yet examined. |
| */ |
| gr->refItem->flags |= XML_SCHEMAS_ATTRGROUP_MARKED; |
| marked = 1; |
| } |
| } |
| if (gr->attributes != NULL) |
| circ = xmlSchemaGetCircAttrGrRef(ctxtGr, gr->attributes); |
| /* |
| * Unmark the visited group's attributes. |
| */ |
| if (marked) |
| gr->refItem->flags ^= XML_SCHEMAS_ATTRGROUP_MARKED; |
| if (circ != NULL) |
| return (circ); |
| } |
| attr = attr->next; |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaCheckSRCAttributeGroupCircular: |
| * attrGr: the attribute group definition |
| * @ctxt: the parser context |
| * @name: the name |
| * |
| * Checks for circular references of attribute groups. |
| */ |
| static void |
| xmlSchemaCheckAttributeGroupCircular(xmlSchemaAttributeGroupPtr attrGr, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| /* |
| * Schema Representation Constraint: |
| * Attribute Group Definition Representation OK |
| * 3 Circular group reference is disallowed outside <redefine>. |
| * That is, unless this element information item's parent is |
| * <redefine>, then among the [children], if any, there must |
| * not be an <attributeGroup> with ref [attribute] which resolves |
| * to the component corresponding to this <attributeGroup>. Indirect |
| * circularity is also ruled out. That is, when QName resolution |
| * (Schema Document) (§3.15.3) is applied to a ·QName· arising from |
| * any <attributeGroup>s with a ref [attribute] among the [children], |
| * it must not be the case that a ·QName· is encountered at any depth |
| * which resolves to the component corresponding to this <attributeGroup>. |
| */ |
| /* |
| * Only global components can be referenced. |
| */ |
| if (((attrGr->flags & XML_SCHEMAS_ATTRGROUP_GLOBAL) == 0) || |
| (attrGr->attributes == NULL)) |
| return; |
| else { |
| xmlSchemaAttributeGroupPtr circ; |
| |
| circ = xmlSchemaGetCircAttrGrRef(attrGr, attrGr->attributes); |
| if (circ != NULL) { |
| /* |
| * TODO: Report the referenced attr group as QName. |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_ATTRIBUTE_GROUP_3, |
| NULL, NULL, circ->node, |
| "Circular reference to the attribute group '%s' " |
| "defined", attrGr->name); |
| /* |
| * NOTE: We will cut the reference to avoid further |
| * confusion of the processor. |
| * BADSPEC: The spec should define how to process in this case. |
| */ |
| circ->attributes = NULL; |
| circ->refItem = NULL; |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaAttrGrpFixup: |
| * @attrgrpDecl: the schema attribute definition |
| * @ctxt: the schema parser context |
| * @name: the attribute name |
| * |
| * Fixes finish doing the computations on the attributes definitions |
| */ |
| static void |
| xmlSchemaAttrGrpFixup(xmlSchemaAttributeGroupPtr attrgrp, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name) |
| { |
| if (name == NULL) |
| name = attrgrp->name; |
| if (attrgrp->attributes != NULL) |
| return; |
| if (attrgrp->ref != NULL) { |
| xmlSchemaAttributeGroupPtr ref; |
| |
| ref = xmlSchemaGetAttributeGroup(ctxt->schema, attrgrp->ref, |
| attrgrp->refNs); |
| if (ref == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) attrgrp, attrgrp->node, |
| "ref", attrgrp->ref, attrgrp->refNs, |
| XML_SCHEMA_TYPE_ATTRIBUTEGROUP, NULL); |
| return; |
| } |
| attrgrp->refItem = ref; |
| /* |
| * Check for self reference! |
| */ |
| xmlSchemaAttrGrpFixup(ref, ctxt, NULL); |
| attrgrp->attributes = ref->attributes; |
| attrgrp->attributeWildcard = ref->attributeWildcard; |
| } |
| } |
| |
| /** |
| * xmlSchemaAttrCheckValConstr: |
| * @item: an schema attribute declaration/use |
| * @ctxt: a schema parser context |
| * @name: the name of the attribute |
| * |
| * |
| * Schema Component Constraint: Attribute Declaration Properties Correct |
| * (a-props-correct) |
| * Validates the value constraints of an attribute declaration/use. |
| * |
| * Fixes finish doing the computations on the attributes definitions |
| */ |
| static void |
| xmlSchemaCheckAttrValConstr(xmlSchemaAttributePtr item, |
| xmlSchemaParserCtxtPtr pctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| |
| /* |
| * 2 if there is a {value constraint}, the canonical lexical |
| * representation of its value must be ·valid· with respect |
| * to the {type definition} as defined in String Valid (§3.14.4). |
| */ |
| if (item->defValue != NULL) { |
| int ret; |
| |
| if (item->subtypes == NULL) { |
| PERROR_INT("xmlSchemaCheckAttrValConstr", |
| "type is missing"); |
| return; |
| } |
| ret = xmlSchemaVCheckCVCSimpleType((xmlSchemaAbstractCtxtPtr) pctxt, |
| item->node, item->subtypes, item->defValue, &(item->defVal), |
| 1, 1, 0); |
| if (ret != 0) { |
| if (ret < 0) { |
| PERROR_INT("xmlSchemaAttrCheckValConstr", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| return; |
| } |
| ret = XML_SCHEMAP_A_PROPS_CORRECT_2; |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) pctxt, |
| ret, item->node, (xmlSchemaTypePtr) item, |
| "The value of the value constraint is not valid", NULL, NULL); |
| return; |
| } |
| } |
| } |
| |
| static xmlSchemaElementPtr |
| xmlSchemaCheckSubstGroupCircular(xmlSchemaElementPtr elemDecl, |
| xmlSchemaElementPtr ancestor) |
| { |
| xmlSchemaElementPtr ret; |
| |
| if (SUBST_GROUP_AFF(ancestor) == NULL) |
| return (NULL); |
| if (SUBST_GROUP_AFF(ancestor) == elemDecl) |
| return (ancestor); |
| |
| if (SUBST_GROUP_AFF(ancestor)->flags & XML_SCHEMAS_ELEM_CIRCULAR) |
| return (NULL); |
| SUBST_GROUP_AFF(ancestor)->flags |= XML_SCHEMAS_ELEM_CIRCULAR; |
| ret = xmlSchemaCheckSubstGroupCircular(elemDecl, |
| SUBST_GROUP_AFF(ancestor)); |
| SUBST_GROUP_AFF(ancestor)->flags ^= XML_SCHEMAS_ELEM_CIRCULAR; |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckElemPropsCorrect: |
| * @ctxt: a schema parser context |
| * @decl: the element declaration |
| * @name: the name of the attribute |
| * |
| * Schema Component Constraint: |
| * Element Declaration Properties Correct (e-props-correct) |
| * |
| * STATUS: |
| * missing: (6) |
| */ |
| static int |
| xmlSchemaCheckElemPropsCorrect(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaElementPtr elemDecl) |
| { |
| int ret = 0; |
| xmlSchemaTypePtr typeDef = ELEM_TYPE(elemDecl); |
| /* |
| * SPEC (1) "The values of the properties of an element declaration |
| * must be as described in the property tableau in The Element |
| * Declaration Schema Component (§3.3.1), modulo the impact of Missing |
| * Sub-components (§5.3)." |
| */ |
| if (SUBST_GROUP_AFF(elemDecl) != NULL) { |
| xmlSchemaElementPtr head = SUBST_GROUP_AFF(elemDecl), circ; |
| |
| xmlSchemaCheckElementDeclComponent(head, pctxt, NULL); |
| /* |
| * SPEC (3) "If there is a non-·absent· {substitution group |
| * affiliation}, then {scope} must be global." |
| */ |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_GLOBAL) == 0) { |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_3, |
| NULL, (xmlSchemaTypePtr) elemDecl, elemDecl->node, |
| "Only global element declarations can have a " |
| "substitution group affiliation", NULL); |
| ret = XML_SCHEMAP_E_PROPS_CORRECT_3; |
| } |
| /* |
| * TODO: SPEC (6) "Circular substitution groups are disallowed. |
| * That is, it must not be possible to return to an element declaration |
| * by repeatedly following the {substitution group affiliation} |
| * property." |
| */ |
| if (head == elemDecl) |
| circ = head; |
| else if (SUBST_GROUP_AFF(head) != NULL) |
| circ = xmlSchemaCheckSubstGroupCircular(head, head); |
| else |
| circ = NULL; |
| if (circ != NULL) { |
| xmlChar *strA = NULL, *strB = NULL; |
| |
| xmlSchemaPCustomErrExt(pctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_6, |
| NULL, (xmlSchemaTypePtr) circ, circ->node, |
| "The element declaration '%s' defines a circular " |
| "substitution group to element declaration '%s'", |
| xmlSchemaGetComponentQName(&strA, circ), |
| xmlSchemaGetComponentQName(&strB, head), |
| NULL); |
| FREE_AND_NULL(strA) |
| FREE_AND_NULL(strB) |
| ret = XML_SCHEMAP_E_PROPS_CORRECT_6; |
| } |
| /* |
| * SPEC (4) "If there is a {substitution group affiliation}, |
| * the {type definition} |
| * of the element declaration must be validly derived from the {type |
| * definition} of the {substitution group affiliation}, given the value |
| * of the {substitution group exclusions} of the {substitution group |
| * affiliation}, as defined in Type Derivation OK (Complex) (§3.4.6) |
| * (if the {type definition} is complex) or as defined in |
| * Type Derivation OK (Simple) (§3.14.6) (if the {type definition} is |
| * simple)." |
| * |
| * NOTE: {substitution group exclusions} means the values of the |
| * attribute "final". |
| */ |
| |
| if (typeDef != ELEM_TYPE(SUBST_GROUP_AFF(elemDecl))) { |
| int set = 0; |
| |
| if (head->flags & XML_SCHEMAS_ELEM_FINAL_EXTENSION) |
| set |= SUBSET_EXTENSION; |
| if (head->flags & XML_SCHEMAS_ELEM_FINAL_RESTRICTION) |
| set |= SUBSET_RESTRICTION; |
| |
| if (xmlSchemaCheckCOSDerivedOK(typeDef, |
| ELEM_TYPE(head), set) != 0) { |
| xmlChar *strA = NULL, *strB = NULL, *strC = NULL; |
| |
| ret = XML_SCHEMAP_E_PROPS_CORRECT_4; |
| xmlSchemaPCustomErrExt(pctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_4, |
| NULL, (xmlSchemaTypePtr) elemDecl, elemDecl->node, |
| "The type definition '%s' was " |
| "either rejected by the substitution group " |
| "affiliation '%s', or not validly derived from its type " |
| "definition '%s'", |
| xmlSchemaGetComponentQName(&strA, typeDef), |
| xmlSchemaGetComponentQName(&strB, head), |
| xmlSchemaGetComponentQName(&strC, ELEM_TYPE(head))); |
| FREE_AND_NULL(strA) |
| FREE_AND_NULL(strB) |
| FREE_AND_NULL(strC) |
| } |
| } |
| } |
| /* |
| * SPEC (5) "If the {type definition} or {type definition}'s |
| * {content type} |
| * is or is derived from ID then there must not be a {value constraint}. |
| * Note: The use of ID as a type definition for elements goes beyond |
| * XML 1.0, and should be avoided if backwards compatibility is desired" |
| */ |
| if ((elemDecl->value != NULL) && |
| ((IS_SIMPLE_TYPE(typeDef) && |
| xmlSchemaIsDerivedFromBuiltInType(typeDef, XML_SCHEMAS_ID)) || |
| (IS_COMPLEX_TYPE(typeDef) && |
| HAS_SIMPLE_CONTENT(typeDef) && |
| xmlSchemaIsDerivedFromBuiltInType(typeDef->contentTypeDef, |
| XML_SCHEMAS_ID)))) { |
| |
| ret = XML_SCHEMAP_E_PROPS_CORRECT_5; |
| xmlSchemaPCustomErr(pctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_5, |
| NULL, (xmlSchemaTypePtr) elemDecl, elemDecl->node, |
| "The type definition (or type definition's content type) is or " |
| "is derived from ID; value constraints are not allowed in " |
| "conjunction with such a type definition", NULL); |
| } else if (elemDecl->value != NULL) { |
| int vcret; |
| xmlNodePtr node = NULL; |
| |
| /* |
| * SPEC (2) "If there is a {value constraint}, the canonical lexical |
| * representation of its value must be ·valid· with respect to the |
| * {type definition} as defined in Element Default Valid (Immediate) |
| * (§3.3.6)." |
| */ |
| if (typeDef == NULL) { |
| xmlSchemaPErr(pctxt, elemDecl->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckElemPropsCorrect, " |
| "type is missing... skipping validation of " |
| "the value constraint", NULL, NULL); |
| return (-1); |
| } |
| if (elemDecl->node != NULL) { |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_FIXED) |
| node = (xmlNodePtr) xmlHasProp(elemDecl->node, |
| BAD_CAST "fixed"); |
| else |
| node = (xmlNodePtr) xmlHasProp(elemDecl->node, |
| BAD_CAST "default"); |
| } |
| vcret = xmlSchemaParseCheckCOSValidDefault(pctxt, node, |
| typeDef, elemDecl->value, &(elemDecl->defVal)); |
| if (vcret != 0) { |
| if (vcret < 0) { |
| PERROR_INT("xmlSchemaElemCheckValConstr", |
| "failed to validate the value constraint of an " |
| "element declaration"); |
| return (-1); |
| } |
| return (vcret); |
| } |
| } |
| |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckElemSubstGroup: |
| * @ctxt: a schema parser context |
| * @decl: the element declaration |
| * @name: the name of the attribute |
| * |
| * Schema Component Constraint: |
| * Substitution Group (cos-equiv-class) |
| * |
| * In Libxml2 the subst. groups will be precomputed, in terms of that |
| * a list will be built for each subst. group head, holding all direct |
| * referents to this head. |
| * NOTE that this function needs: |
| * 1. circular subst. groups to be checked beforehand |
| * 2. the declaration's type to be derived from the head's type |
| * |
| * STATUS: |
| * |
| */ |
| static void |
| xmlSchemaCheckElemSubstGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaElementPtr elemDecl) |
| { |
| if ((SUBST_GROUP_AFF(elemDecl) == NULL) || |
| /* SPEC (1) "Its {abstract} is false." */ |
| (elemDecl->flags & XML_SCHEMAS_ELEM_ABSTRACT)) |
| return; |
| { |
| xmlSchemaElementPtr head; |
| xmlSchemaTypePtr headType, type; |
| int set, methSet; |
| /* |
| * SPEC (2) "It is validly substitutable for HEAD subject to HEAD's |
| * {disallowed substitutions} as the blocking constraint, as defined in |
| * Substitution Group OK (Transitive) (§3.3.6)." |
| */ |
| for (head = SUBST_GROUP_AFF(elemDecl); head != NULL; |
| head = SUBST_GROUP_AFF(head)) { |
| set = 0; |
| methSet = 0; |
| /* |
| * The blocking constraints. |
| */ |
| if (head->flags & XML_SCHEMAS_ELEM_BLOCK_SUBSTITUTION) |
| continue; |
| headType = head->subtypes; |
| type = elemDecl->subtypes; |
| if (headType == type) |
| goto add_member; |
| if (head->flags & XML_SCHEMAS_ELEM_BLOCK_RESTRICTION) |
| set |= XML_SCHEMAS_TYPE_BLOCK_RESTRICTION; |
| if (head->flags & XML_SCHEMAS_ELEM_BLOCK_EXTENSION) |
| set |= XML_SCHEMAS_TYPE_BLOCK_EXTENSION; |
| /* |
| * SPEC: Substitution Group OK (Transitive) (2.3) |
| * "The set of all {derivation method}s involved in the |
| * derivation of D's {type definition} from C's {type definition} |
| * does not intersect with the union of the blocking constraint, |
| * C's {prohibited substitutions} (if C is complex, otherwise the |
| * empty set) and the {prohibited substitutions} (respectively the |
| * empty set) of any intermediate {type definition}s in the |
| * derivation of D's {type definition} from C's {type definition}." |
| */ |
| /* |
| * OPTIMIZE TODO: Optimize this a bit, since, if traversing the |
| * subst.head axis, the methSet does not need to be computed for |
| * the full depth over and over. |
| */ |
| /* |
| * The set of all {derivation method}s involved in the derivation |
| */ |
| while ((type != NULL) && (type != headType)) { |
| if ((type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) && |
| ((methSet & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) == 0)) |
| methSet |= XML_SCHEMAS_TYPE_BLOCK_EXTENSION; |
| |
| if ((type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) && |
| ((methSet & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) == 0)) |
| methSet |= XML_SCHEMAS_TYPE_BLOCK_RESTRICTION; |
| |
| type = type->baseType; |
| } |
| /* |
| * The {prohibited substitutions} of all intermediate types + |
| * the head's type. |
| */ |
| type = elemDecl->subtypes->baseType; |
| while (type != NULL) { |
| if (IS_COMPLEX_TYPE(type)) { |
| if ((type->flags & |
| XML_SCHEMAS_TYPE_BLOCK_EXTENSION) && |
| ((set & XML_SCHEMAS_TYPE_BLOCK_EXTENSION) == 0)) |
| set |= XML_SCHEMAS_TYPE_BLOCK_EXTENSION; |
| if ((type->flags & |
| XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) && |
| ((set & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) == 0)) |
| set |= XML_SCHEMAS_TYPE_BLOCK_RESTRICTION; |
| } else |
| break; |
| if (type == headType) |
| break; |
| type = type->baseType; |
| } |
| if ((set != 0) && |
| (((set & XML_SCHEMAS_TYPE_BLOCK_EXTENSION) && |
| (methSet & XML_SCHEMAS_TYPE_BLOCK_EXTENSION)) || |
| ((set & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) && |
| (methSet & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION)))) { |
| continue; |
| } |
| add_member: |
| xmlSchemaAddElementSubstitutionMember(ctxt, head, elemDecl); |
| if ((head->flags & XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD) == 0) |
| head->flags |= XML_SCHEMAS_ELEM_SUBST_GROUP_HEAD; |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaCheckElementDeclComponent |
| * @item: an schema element declaration/particle |
| * @ctxt: a schema parser context |
| * @name: the name of the attribute |
| * |
| * Validates the value constraints of an element declaration. |
| * |
| * Fixes finish doing the computations on the element declarations. |
| */ |
| static void |
| xmlSchemaCheckElementDeclComponent(xmlSchemaElementPtr elemDecl, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if (elemDecl == NULL) |
| return; |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_INTERNAL_CHECKED) |
| return; |
| elemDecl->flags |= XML_SCHEMAS_ELEM_INTERNAL_CHECKED; |
| if (xmlSchemaCheckElemPropsCorrect(ctxt, elemDecl) == 0) |
| xmlSchemaCheckElemSubstGroup(ctxt, elemDecl); |
| } |
| |
| /** |
| * xmlSchemaMiscRefFixup: |
| * @item: an schema component |
| * @ctxt: a schema parser context |
| * @name: the internal name of the component |
| * |
| * Resolves references of misc. schema components. |
| */ |
| static void |
| xmlSchemaMiscRefFixup(xmlSchemaTreeItemPtr item, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if (item->type == XML_SCHEMA_TYPE_PARTICLE) { |
| if ((item->children != NULL) && |
| (item->children->type == XML_SCHEMA_EXTRA_QNAMEREF)) { |
| xmlSchemaQNameRefPtr ref = (xmlSchemaQNameRefPtr) item->children; |
| xmlSchemaTreeItemPtr refItem; |
| /* |
| * Resolve the reference. |
| */ |
| item->children = NULL; |
| refItem = xmlSchemaGetNamedComponent(ctxt->schema, |
| ref->itemType, ref->name, ref->targetNamespace); |
| if (refItem == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, XML_SCHEMAP_SRC_RESOLVE, |
| NULL, GET_NODE(item), "ref", ref->name, |
| ref->targetNamespace, ref->itemType, NULL); |
| } else { |
| if (refItem->type == XML_SCHEMA_TYPE_GROUP) { |
| /* |
| * NOTE that we will assign the model group definition |
| * itself to the "term" of the particle. This will ease |
| * the check for circular model group definitions. After |
| * that the "term" will be assigned the model group of the |
| * model group definition. |
| */ |
| item->children = refItem; |
| } else |
| item->children = refItem; |
| } |
| } |
| } |
| } |
| |
| static int |
| xmlSchemaAreValuesEqual(xmlSchemaValPtr x, |
| xmlSchemaValPtr y) |
| { |
| xmlSchemaTypePtr tx, ty, ptx, pty; |
| int ret; |
| |
| while (x != NULL) { |
| /* Same types. */ |
| tx = xmlSchemaGetBuiltInType(xmlSchemaGetValType(x)); |
| ty = xmlSchemaGetBuiltInType(xmlSchemaGetValType(y)); |
| ptx = xmlSchemaGetPrimitiveType(tx); |
| pty = xmlSchemaGetPrimitiveType(ty); |
| /* |
| * (1) if a datatype T' is ·derived· by ·restriction· from an |
| * atomic datatype T then the ·value space· of T' is a subset of |
| * the ·value space· of T. */ |
| /* |
| * (2) if datatypes T' and T'' are ·derived· by ·restriction· |
| * from a common atomic ancestor T then the ·value space·s of T' |
| * and T'' may overlap. |
| */ |
| if (ptx != pty) |
| return(0); |
| /* |
| * We assume computed values to be normalized, so do a fast |
| * string comparison for string based types. |
| */ |
| if ((ptx->builtInType == XML_SCHEMAS_STRING) || |
| IS_ANY_SIMPLE_TYPE(ptx)) { |
| if (! xmlStrEqual( |
| xmlSchemaValueGetAsString(x), |
| xmlSchemaValueGetAsString(y))) |
| return (0); |
| } else { |
| ret = xmlSchemaCompareValuesWhtsp( |
| x, XML_SCHEMA_WHITESPACE_PRESERVE, |
| y, XML_SCHEMA_WHITESPACE_PRESERVE); |
| if (ret == -2) |
| return(-1); |
| if (ret != 0) |
| return(0); |
| } |
| /* |
| * Lists. |
| */ |
| x = xmlSchemaValueGetNext(x); |
| if (x != NULL) { |
| y = xmlSchemaValueGetNext(y); |
| if (y == NULL) |
| return (0); |
| } else if (xmlSchemaValueGetNext(y) != NULL) |
| return (0); |
| else |
| return (1); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaAttrFixup: |
| * @item: an schema attribute declaration/use. |
| * @ctxt: a schema parser context |
| * @name: the name of the attribute |
| * |
| * Fixes finish doing the computations on attribute declarations/uses. |
| */ |
| static void |
| xmlSchemaAttrFixup(xmlSchemaAttributePtr item, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| /* |
| * TODO: If including this is done twice (!) for every attribute. |
| * -> Hmm, check if this is still done. |
| */ |
| /* |
| * The simple type definition corresponding to the <simpleType> element |
| * information item in the [children], if present, otherwise the simple |
| * type definition ·resolved· to by the ·actual value· of the type |
| * [attribute], if present, otherwise the ·simple ur-type definition·. |
| */ |
| if (item->flags & XML_SCHEMAS_ATTR_INTERNAL_RESOLVED) |
| return; |
| item->flags |= XML_SCHEMAS_ATTR_INTERNAL_RESOLVED; |
| if (item->subtypes != NULL) |
| return; |
| if (item->typeName != NULL) { |
| xmlSchemaTypePtr type; |
| |
| type = xmlSchemaGetType(ctxt->schema, item->typeName, |
| item->typeNs); |
| if ((type == NULL) || (! IS_SIMPLE_TYPE(type))) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) item, item->node, |
| "type", item->typeName, item->typeNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } else |
| item->subtypes = type; |
| |
| } else if (item->ref != NULL) { |
| xmlSchemaAttributePtr decl; |
| |
| /* |
| * We have an attribute use here; assign the referenced |
| * attribute declaration. |
| */ |
| /* |
| * TODO: Evaluate, what errors could occur if the declaration is not |
| * found. It might be possible that the "typefixup" might crash if |
| * no ref declaration was found. |
| */ |
| decl = xmlSchemaGetAttributeDecl(ctxt->schema, item->ref, item->refNs); |
| if (decl == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) item, item->node, |
| "ref", item->ref, item->refNs, |
| XML_SCHEMA_TYPE_ATTRIBUTE, NULL); |
| return; |
| } |
| item->refDecl = decl; |
| xmlSchemaAttrFixup(decl, ctxt, NULL); |
| item->subtypes = decl->subtypes; |
| /* |
| * Attribute Use Correct |
| * au-props-correct.2: If the {attribute declaration} has a fixed |
| * {value constraint}, then if the attribute use itself has a |
| * {value constraint}, it must also be fixed and its value must match |
| * that of the {attribute declaration}'s {value constraint}. |
| */ |
| if ((decl->flags & XML_SCHEMAS_ATTR_FIXED) && |
| (item->defValue != NULL)) { |
| if ((item->flags & XML_SCHEMAS_ATTR_FIXED) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_AU_PROPS_CORRECT_2, |
| NULL, NULL, item->node, |
| "The attribute declaration has a 'fixed' value constraint " |
| ", thus it must be 'fixed' in attribute use as well", |
| NULL); |
| } else { |
| if (! xmlSchemaAreValuesEqual(item->defVal, decl->defVal)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_AU_PROPS_CORRECT_2, |
| NULL, NULL, item->node, |
| "The 'fixed' value constraint of the attribute use " |
| "must match the attribute declaration's value " |
| "constraint '%s'", |
| decl->defValue); |
| } |
| } |
| /* |
| * FUTURE: One should change the values of the attr. use |
| * if ever validation should be attempted even if the |
| * schema itself was not fully valid. |
| */ |
| } |
| } else { |
| item->subtypes = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| } |
| } |
| |
| /** |
| * xmlSchemaResolveIDCKeyRef: |
| * @idc: the identity-constraint definition |
| * @ctxt: the schema parser context |
| * @name: the attribute name |
| * |
| * Resolve keyRef references to key/unique IDCs. |
| */ |
| static void |
| xmlSchemaResolveIDCKeyRef(xmlSchemaIDCPtr idc, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if (idc->type != XML_SCHEMA_TYPE_IDC_KEYREF) |
| return; |
| if (idc->ref->name != NULL) { |
| idc->ref->item = (xmlSchemaBasicItemPtr) xmlHashLookup2( |
| ctxt->schema->idcDef, |
| idc->ref->name, |
| idc->ref->targetNamespace); |
| if (idc->ref->item == NULL) { |
| /* |
| * TODO: It is actually not an error to fail to resolve. |
| */ |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| (xmlSchemaTypePtr) idc, idc->node, |
| "refer", idc->ref->name, |
| idc->ref->targetNamespace, |
| XML_SCHEMA_TYPE_IDC_KEYREF, NULL); |
| return; |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaParse: |
| * @ctxt: a schema validation context |
| * |
| * parse a schema definition resource and build an internal |
| * XML Shema struture which can be used to validate instances. |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the internal XML Schema structure built from the resource or |
| * NULL in case of error |
| */ |
| xmlSchemaPtr |
| xmlSchemaParse(xmlSchemaParserCtxtPtr ctxt) |
| { |
| xmlSchemaPtr ret = NULL; |
| xmlDocPtr doc; |
| xmlNodePtr root; |
| int preserve = 0; |
| |
| /* |
| * This one is used if the schema to be parsed was specified via |
| * the API; i.e. not automatically by the validated instance document. |
| */ |
| |
| xmlSchemaInitTypes(); |
| |
| if (ctxt == NULL) |
| return (NULL); |
| |
| ctxt->nberrors = 0; |
| ctxt->counter = 0; |
| ctxt->container = NULL; |
| |
| /* |
| * First step is to parse the input document into an DOM/Infoset |
| */ |
| if (ctxt->URL != NULL) { |
| doc = xmlReadFile((const char *) ctxt->URL, NULL, |
| SCHEMAS_PARSE_OPTIONS); |
| if (doc == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_FAILED_LOAD, |
| "xmlSchemaParse: could not load '%s'.\n", |
| ctxt->URL, NULL); |
| return (NULL); |
| } |
| } else if (ctxt->buffer != NULL) { |
| doc = xmlReadMemory(ctxt->buffer, ctxt->size, NULL, NULL, |
| SCHEMAS_PARSE_OPTIONS); |
| if (doc == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_FAILED_PARSE, |
| "xmlSchemaParse: could not parse.\n", |
| NULL, NULL); |
| return (NULL); |
| } |
| doc->URL = xmlStrdup(BAD_CAST "in_memory_buffer"); |
| ctxt->URL = xmlDictLookup(ctxt->dict, BAD_CAST "in_memory_buffer", -1); |
| } else if (ctxt->doc != NULL) { |
| doc = ctxt->doc; |
| preserve = 1; |
| } else { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_NOTHING_TO_PARSE, |
| "xmlSchemaParse: could not parse.\n", |
| NULL, NULL); |
| return (NULL); |
| } |
| |
| /* |
| * Then extract the root and Schema parse it |
| */ |
| root = xmlDocGetRootElement(doc); |
| if (root == NULL) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_NOROOT, |
| "The schema has no document element.\n", NULL, NULL); |
| if (!preserve) { |
| xmlFreeDoc(doc); |
| } |
| return (NULL); |
| } |
| |
| /* |
| * Remove all the blank text nodes |
| */ |
| xmlSchemaCleanupDoc(ctxt, root); |
| |
| /* |
| * Then do the parsing for good |
| */ |
| ret = xmlSchemaParseSchema(ctxt, root); |
| if (ret == NULL) { |
| if (!preserve) { |
| xmlFreeDoc(doc); |
| } |
| return (NULL); |
| } |
| ret->doc = doc; |
| ret->preserve = preserve; |
| ctxt->schema = ret; |
| ctxt->ctxtType = NULL; |
| ctxt->parentItem = NULL; |
| |
| /* |
| * Resolve base types of simple/complex types. |
| */ |
| xmlHashScan(ret->typeDecl, (xmlHashScanner) xmlSchemaResolveTypeDefs, ctxt); |
| |
| if (ctxt->nberrors != 0) |
| goto exit; |
| |
| if (ret->volatiles != NULL) { |
| xmlSchemaItemListPtr list = (xmlSchemaItemListPtr) ret->volatiles; |
| int i; |
| xmlSchemaTreeItemPtr item; |
| |
| for (i = 0; i < list->nbItems; i++) { |
| item = (xmlSchemaTreeItemPtr) list->items[i]; |
| if (item->type == XML_SCHEMA_TYPE_PARTICLE) |
| xmlSchemaMiscRefFixup(item, ctxt, NULL); |
| } |
| } |
| /* |
| * Then fixup all attributes declarations |
| */ |
| xmlHashScan(ret->attrDecl, (xmlHashScanner) xmlSchemaAttrFixup, ctxt); |
| /* |
| * Then fixup all attributes group declarations |
| */ |
| xmlHashScan(ret->attrgrpDecl, (xmlHashScanner) xmlSchemaAttrGrpFixup, |
| ctxt); |
| /* |
| * Resolve identity-constraint keyRefs. |
| */ |
| xmlHashScan(ret->idcDef, (xmlHashScanner) xmlSchemaResolveIDCKeyRef, ctxt); |
| /* |
| * Check type defnitions for circular references. |
| */ |
| xmlHashScan(ret->typeDecl, (xmlHashScanner) |
| xmlSchemaCheckTypeDefCircular, ctxt); |
| /* |
| * Check model groups defnitions for circular references. |
| */ |
| xmlHashScan(ret->groupDecl, (xmlHashScanner) |
| xmlSchemaCheckGroupDefCircular, ctxt); |
| /* |
| * Set the "term" of particles pointing to model group definitions |
| * to the contained model group. |
| */ |
| if (ret->volatiles != NULL) { |
| xmlSchemaItemListPtr list = (xmlSchemaItemListPtr) ret->volatiles; |
| int i; |
| xmlSchemaParticlePtr item; |
| |
| for (i = 0; i < list->nbItems; i++) { |
| item = (xmlSchemaParticlePtr) list->items[i]; |
| if (item->type == XML_SCHEMA_TYPE_PARTICLE) |
| xmlSchemaGroupDefTermFixup(item, ctxt, NULL); |
| } |
| } |
| /* |
| * Check attribute groups for circular references. |
| */ |
| xmlHashScan(ret->attrgrpDecl, (xmlHashScanner) |
| xmlSchemaCheckAttributeGroupCircular, ctxt); |
| /* |
| * Then fix references of element declaration; apply constraints. |
| */ |
| xmlHashScanFull(ret->elemDecl, |
| (xmlHashScannerFull) xmlSchemaElementFixup, ctxt); |
| /* |
| * We will stop here if the schema was not valid to avoid internal errors |
| * on missing sub-components. This is not conforming to the spec, since it |
| * allows missing components, but it might make further processing crash. |
| * So see it as a very strict handling, which might be made more lax in the |
| * future. |
| */ |
| if (ctxt->nberrors != 0) |
| goto exit; |
| /* |
| * Then fixup all types properties |
| */ |
| xmlHashScan(ret->typeDecl, (xmlHashScanner) xmlSchemaTypeFixup, ctxt); |
| /* |
| * Validate the value constraint of attribute declarations/uses. |
| */ |
| xmlHashScan(ret->attrDecl, (xmlHashScanner) xmlSchemaCheckAttrValConstr, ctxt); |
| /* |
| * Validate the value constraint of element declarations. |
| */ |
| xmlHashScan(ret->elemDecl, (xmlHashScanner) xmlSchemaCheckElementDeclComponent, ctxt); |
| |
| if (ctxt->nberrors != 0) |
| goto exit; |
| |
| /* |
| * TODO: cos-element-consistent, cos-all-limited |
| * |
| * Then build the content model for all complex types |
| */ |
| xmlHashScan(ret->typeDecl, |
| (xmlHashScanner) xmlSchemaBuildContentModel, ctxt); |
| |
| exit: |
| if (ctxt->nberrors != 0) { |
| xmlSchemaFree(ret); |
| ret = NULL; |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaSetParserErrors: |
| * @ctxt: a schema validation context |
| * @err: the error callback |
| * @warn: the warning callback |
| * @ctx: contextual data for the callbacks |
| * |
| * Set the callback functions used to handle errors for a validation context |
| */ |
| void |
| xmlSchemaSetParserErrors(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaValidityErrorFunc err, |
| xmlSchemaValidityWarningFunc warn, void *ctx) |
| { |
| if (ctxt == NULL) |
| return; |
| ctxt->error = err; |
| ctxt->warning = warn; |
| ctxt->userData = ctx; |
| } |
| |
| /** |
| * xmlSchemaGetParserErrors: |
| * @ctxt: a XMl-Schema parser context |
| * @err: the error callback result |
| * @warn: the warning callback result |
| * @ctx: contextual data for the callbacks result |
| * |
| * Get the callback information used to handle errors for a parser context |
| * |
| * Returns -1 in case of failure, 0 otherwise |
| */ |
| int |
| xmlSchemaGetParserErrors(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaValidityErrorFunc * err, |
| xmlSchemaValidityWarningFunc * warn, void **ctx) |
| { |
| if (ctxt == NULL) |
| return(-1); |
| if (err != NULL) |
| *err = ctxt->error; |
| if (warn != NULL) |
| *warn = ctxt->warning; |
| if (ctx != NULL) |
| *ctx = ctxt->userData; |
| return(0); |
| } |
| |
| /** |
| * xmlSchemaFacetTypeToString: |
| * @type: the facet type |
| * |
| * Convert the xmlSchemaTypeType to a char string. |
| * |
| * Returns the char string representation of the facet type if the |
| * type is a facet and an "Internal Error" string otherwise. |
| */ |
| static const xmlChar * |
| xmlSchemaFacetTypeToString(xmlSchemaTypeType type) |
| { |
| switch (type) { |
| case XML_SCHEMA_FACET_PATTERN: |
| return (BAD_CAST "pattern"); |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| return (BAD_CAST "maxExclusive"); |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| return (BAD_CAST "maxInclusive"); |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| return (BAD_CAST "minExclusive"); |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| return (BAD_CAST "minInclusive"); |
| case XML_SCHEMA_FACET_WHITESPACE: |
| return (BAD_CAST "whiteSpace"); |
| case XML_SCHEMA_FACET_ENUMERATION: |
| return (BAD_CAST "enumeration"); |
| case XML_SCHEMA_FACET_LENGTH: |
| return (BAD_CAST "length"); |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| return (BAD_CAST "maxLength"); |
| case XML_SCHEMA_FACET_MINLENGTH: |
| return (BAD_CAST "minLength"); |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| return (BAD_CAST "totalDigits"); |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| return (BAD_CAST "fractionDigits"); |
| default: |
| break; |
| } |
| return (BAD_CAST "Internal Error"); |
| } |
| |
| static xmlSchemaWhitespaceValueType |
| xmlSchemaGetWhiteSpaceFacetValue(xmlSchemaTypePtr type) |
| { |
| /* |
| * The normalization type can be changed only for types which are derived |
| * from xsd:string. |
| */ |
| if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| /* |
| * Note that we assume a whitespace of preserve for anySimpleType. |
| */ |
| if ((type->builtInType == XML_SCHEMAS_STRING) || |
| (type->builtInType == XML_SCHEMAS_ANYSIMPLETYPE)) |
| return(XML_SCHEMA_WHITESPACE_PRESERVE); |
| else if (type->builtInType == XML_SCHEMAS_NORMSTRING) |
| return(XML_SCHEMA_WHITESPACE_REPLACE); |
| else { |
| /* |
| * For all ·atomic· datatypes other than string (and types ·derived· |
| * by ·restriction· from it) the value of whiteSpace is fixed to |
| * collapse |
| * Note that this includes built-in list datatypes. |
| */ |
| return(XML_SCHEMA_WHITESPACE_COLLAPSE); |
| } |
| } else if (VARIETY_LIST(type)) { |
| /* |
| * For list types the facet "whiteSpace" is fixed to "collapse". |
| */ |
| return (XML_SCHEMA_WHITESPACE_COLLAPSE); |
| } else if (VARIETY_UNION(type)) { |
| return (XML_SCHEMA_WHITESPACE_UNKNOWN); |
| } else if (VARIETY_ATOMIC(type)) { |
| if (type->flags & XML_SCHEMAS_TYPE_WHITESPACE_PRESERVE) |
| return (XML_SCHEMA_WHITESPACE_PRESERVE); |
| else if (type->flags & XML_SCHEMAS_TYPE_WHITESPACE_REPLACE) |
| return (XML_SCHEMA_WHITESPACE_REPLACE); |
| else |
| return (XML_SCHEMA_WHITESPACE_COLLAPSE); |
| } |
| return (-1); |
| } |
| |
| /************************************************************************ |
| * * |
| * Simple type validation * |
| * * |
| ************************************************************************/ |
| |
| |
| /************************************************************************ |
| * * |
| * DOM Validation code * |
| * * |
| ************************************************************************/ |
| |
| static void |
| xmlSchemaPostSchemaAssembleFixup(xmlSchemaParserCtxtPtr ctxt) |
| { |
| int i, nbItems; |
| xmlSchemaTypePtr item, *items; |
| |
| |
| /* |
| * During the Assemble of the schema ctxt->curItems has |
| * been filled with the relevant new items. Fix those up. |
| */ |
| nbItems = ctxt->assemble->nbItems; |
| items = (xmlSchemaTypePtr *) ctxt->assemble->items; |
| |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| xmlSchemaResolveTypeDefs(item, ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| xmlSchemaAttrFixup((xmlSchemaAttributePtr) item, ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_ELEMENT: |
| xmlSchemaElementFixup((xmlSchemaElementPtr) item, ctxt, |
| NULL, NULL, NULL); |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| xmlSchemaAttrGrpFixup((xmlSchemaAttributeGroupPtr) item, |
| ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_PARTICLE: |
| xmlSchemaMiscRefFixup((xmlSchemaTreeItemPtr) item, ctxt, NULL); |
| default: |
| break; |
| } |
| } |
| if (ctxt->nberrors != 0) |
| return; |
| /* |
| * Circularity checks. |
| */ |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| xmlSchemaCheckTypeDefCircular( |
| (xmlSchemaTypePtr) item, ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_GROUP: |
| xmlSchemaCheckGroupDefCircular( |
| (xmlSchemaModelGroupDefPtr) item, ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| xmlSchemaCheckAttributeGroupCircular( |
| (xmlSchemaAttributeGroupPtr) item, ctxt, NULL); |
| break; |
| default: |
| break; |
| } |
| } |
| if (ctxt->nberrors != 0) |
| return; |
| /* |
| * Set the "term" of particles pointing to model group definitions |
| * to the contained model group. |
| */ |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| if ((item->type == XML_SCHEMA_TYPE_PARTICLE) && |
| (((xmlSchemaParticlePtr) item)->children != NULL) && |
| (((xmlSchemaParticlePtr) item)->children->type == |
| XML_SCHEMA_TYPE_GROUP)) { |
| xmlSchemaGroupDefTermFixup((xmlSchemaParticlePtr) item, |
| ctxt, NULL); |
| } |
| } |
| /* |
| * Fixup for simple/complex types. |
| */ |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_SIMPLE: |
| case XML_SCHEMA_TYPE_COMPLEX: |
| xmlSchemaTypeFixup(item, ctxt, NULL); |
| break; |
| default: |
| break; |
| } |
| } |
| if (ctxt->nberrors != 0) |
| return; |
| /* |
| * Validate value contraint values. |
| */ |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| xmlSchemaCheckAttrValConstr((xmlSchemaAttributePtr) item, |
| ctxt, NULL); |
| break; |
| case XML_SCHEMA_TYPE_ELEMENT: |
| xmlSchemaCheckElementDeclComponent((xmlSchemaElementPtr) item, |
| ctxt, NULL); |
| break; |
| default: |
| break; |
| } |
| } |
| if (ctxt->nberrors != 0) |
| return; |
| /* |
| * Build the content model for complex types. |
| */ |
| for (i = 0; i < nbItems; i++) { |
| item = items[i]; |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_COMPLEX: |
| xmlSchemaBuildContentModel(item, ctxt, NULL); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaAssembleByLocation: |
| * @pctxt: a schema parser context |
| * @vctxt: a schema validation context |
| * @schema: the existing schema |
| * @node: the node that fired the assembling |
| * @nsName: the namespace name of the new schema |
| * @location: the location of the schema |
| * |
| * Expands an existing schema by an additional schema. |
| * |
| * Returns 0 if the new schema is correct, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaAssembleByLocation(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| const xmlChar *nsName, |
| const xmlChar *location) |
| { |
| const xmlChar *targetNs, *oldtns; |
| xmlDocPtr doc, olddoc; |
| int oldflags, ret = 0, oldIsS4S; |
| xmlNodePtr docElem; |
| xmlSchemaParserCtxtPtr pctxt; |
| |
| /* |
| * This should be used: |
| * 1. on <import>(s) |
| * 2. if requested by the validated instance |
| * 3. if requested via the API |
| */ |
| if ((vctxt == NULL) || (schema == NULL)) |
| return (-1); |
| /* |
| * Create a temporary parser context. |
| */ |
| if ((vctxt->pctxt == NULL) && |
| (xmlSchemaCreatePCtxtOnVCtxt(vctxt) == -1)) |
| return (-1); |
| pctxt = vctxt->pctxt; |
| /* |
| * Set the counter to produce unique names for anonymous items. |
| */ |
| pctxt->counter = schema->counter; |
| /* |
| * Acquire the schema document. |
| */ |
| ret = xmlSchemaAcquireSchemaDoc((xmlSchemaAbstractCtxtPtr) vctxt, schema, |
| node, nsName, location, &doc, &targetNs, 0); |
| if (ret != 0) { |
| if (doc != NULL) |
| xmlFreeDoc(doc); |
| } else if (doc != NULL) { |
| docElem = xmlDocGetRootElement(doc); |
| /* |
| * Create new assemble info. |
| */ |
| if (pctxt->assemble == NULL) { |
| pctxt->assemble = xmlSchemaNewAssemble(); |
| if (pctxt->assemble == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "Memory error: xmlSchemaAssembleByLocation, " |
| "allocating assemble info", NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } |
| } |
| /* |
| * Save and reset the context & schema. |
| */ |
| oldflags = schema->flags; |
| oldtns = schema->targetNamespace; |
| olddoc = schema->doc; |
| oldIsS4S = vctxt->pctxt->isS4S; |
| |
| xmlSchemaClearSchemaDefaults(schema); |
| schema->targetNamespace = targetNs; |
| if ((targetNs != NULL) && |
| xmlStrEqual(targetNs, xmlSchemaNs)) { |
| /* |
| * We are parsing the schema for schema! |
| */ |
| vctxt->pctxt->isS4S = 1; |
| } |
| /* schema->nbCurItems = 0; */ |
| pctxt->schema = schema; |
| pctxt->ctxtType = NULL; |
| pctxt->parentItem = NULL; |
| |
| xmlSchemaParseSchemaDefaults(pctxt, schema, docElem); |
| if (pctxt->nberrors != 0) { |
| vctxt->nberrors += pctxt->nberrors; |
| goto finally; |
| } |
| xmlSchemaParseSchemaTopLevel(pctxt, schema, docElem->children); |
| if (pctxt->nberrors != 0) { |
| vctxt->nberrors += pctxt->nberrors; |
| goto finally; |
| } |
| xmlSchemaPostSchemaAssembleFixup(pctxt); |
| if (pctxt->nberrors != 0) |
| vctxt->nberrors += pctxt->nberrors; |
| finally: |
| /* |
| * Set the counter of items. |
| */ |
| schema->counter = pctxt->counter; |
| /* |
| * Free the list of assembled components. |
| */ |
| pctxt->assemble->nbItems = 0; |
| /* |
| * Restore the context & schema. |
| */ |
| vctxt->pctxt->isS4S = oldIsS4S; |
| schema->flags = oldflags; |
| schema->targetNamespace = oldtns; |
| schema->doc = olddoc; |
| ret = pctxt->err; |
| } |
| return (ret); |
| } |
| |
| static xmlSchemaAttrInfoPtr |
| xmlSchemaGetMetaAttrInfo(xmlSchemaValidCtxtPtr vctxt, |
| int metaType) |
| { |
| if (vctxt->nbAttrInfos == 0) |
| return (NULL); |
| { |
| int i; |
| xmlSchemaAttrInfoPtr iattr; |
| |
| for (i = 0; i < vctxt->nbAttrInfos; i++) { |
| iattr = vctxt->attrInfos[i]; |
| if (iattr->metaType == metaType) |
| return (iattr); |
| } |
| |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaAssembleByXSI: |
| * @vctxt: a schema validation context |
| * |
| * Expands an existing schema by an additional schema using |
| * the xsi:schemaLocation or xsi:noNamespaceSchemaLocation attribute |
| * of an instance. If xsi:noNamespaceSchemaLocation is used, @noNamespace |
| * must be set to 1. |
| * |
| * Returns 0 if the new schema is correct, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaAssembleByXSI(xmlSchemaValidCtxtPtr vctxt) |
| { |
| const xmlChar *cur, *end; |
| const xmlChar *nsname = NULL, *location; |
| int count = 0; |
| int ret = 0; |
| xmlSchemaAttrInfoPtr iattr; |
| |
| /* |
| * Parse the value; we will assume an even number of values |
| * to be given (this is how Xerces and XSV work). |
| */ |
| iattr = xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_SCHEMA_LOC); |
| if (iattr == NULL) |
| xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_NO_NS_SCHEMA_LOC); |
| if (iattr == NULL) |
| return (0); |
| cur = iattr->value; |
| do { |
| if (iattr->metaType == XML_SCHEMA_ATTR_INFO_META_XSI_SCHEMA_LOC) { |
| /* |
| * Get the namespace name. |
| */ |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| count++; |
| nsname = xmlDictLookup(vctxt->schema->dict, cur, end - cur); |
| cur = end; |
| } |
| /* |
| * Get the URI. |
| */ |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| count++; |
| location = xmlDictLookup(vctxt->schema->dict, cur, end - cur); |
| cur = end; |
| ret = xmlSchemaAssembleByLocation(vctxt, vctxt->schema, |
| iattr->node, nsname, location); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaAssembleByXSI", |
| "assembling schemata"); |
| return (-1); |
| } |
| } while (*cur != 0); |
| return (ret); |
| } |
| |
| #define VAL_CREATE_DICT if (vctxt->dict == NULL) vctxt->dict = xmlDictCreate(); |
| |
| static const xmlChar * |
| xmlSchemaLookupNamespace(xmlSchemaValidCtxtPtr vctxt, |
| const xmlChar *prefix) |
| { |
| if (vctxt->sax != NULL) { |
| int i, j; |
| xmlSchemaNodeInfoPtr inode; |
| |
| for (i = vctxt->depth; i >= 0; i--) { |
| if (vctxt->elemInfos[i]->nbNsBindings != 0) { |
| inode = vctxt->elemInfos[i]; |
| for (j = 0; j < inode->nbNsBindings * 2; j += 2) { |
| if (((prefix == NULL) && |
| (inode->nsBindings[j] == NULL)) || |
| ((prefix != NULL) && xmlStrEqual(prefix, |
| inode->nsBindings[j]))) { |
| |
| /* |
| * Note that the namespace bindings are already |
| * in a string dict. |
| */ |
| return (inode->nsBindings[j+1]); |
| } |
| } |
| } |
| } |
| return (NULL); |
| #ifdef LIBXML_WRITER_ENABLED |
| } else if (vctxt->reader != NULL) { |
| xmlChar *nsName; |
| |
| nsName = xmlTextReaderLookupNamespace(vctxt->reader, prefix); |
| if (nsName != NULL) { |
| const xmlChar *ret; |
| |
| VAL_CREATE_DICT; |
| ret = xmlDictLookup(vctxt->dict, nsName, -1); |
| xmlFree(nsName); |
| return (ret); |
| } else |
| return (NULL); |
| #endif |
| } else { |
| xmlNsPtr ns; |
| |
| if ((vctxt->inode->node == NULL) || |
| (vctxt->inode->node->doc == NULL)) { |
| VERROR_INT("xmlSchemaLookupNamespace", |
| "no node or node's doc avaliable"); |
| return (NULL); |
| } |
| ns = xmlSearchNs(vctxt->inode->node->doc, |
| vctxt->inode->node, prefix); |
| if (ns != NULL) |
| return (ns->href); |
| return (NULL); |
| } |
| } |
| |
| /* |
| * This one works on the schema of the validation context. |
| */ |
| static int |
| xmlSchemaValidateNotation(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| const xmlChar *value, |
| xmlSchemaValPtr *val, |
| int valNeeded) |
| { |
| int ret; |
| |
| if (vctxt && (vctxt->schema == NULL)) { |
| VERROR_INT("xmlSchemaValidateNotation", |
| "a schema is needed on the validation context"); |
| return (-1); |
| } |
| ret = xmlValidateQName(value, 1); |
| if (ret != 0) |
| return (ret); |
| { |
| xmlChar *localName = NULL; |
| xmlChar *prefix = NULL; |
| |
| localName = xmlSplitQName2(value, &prefix); |
| if (prefix != NULL) { |
| const xmlChar *nsName = NULL; |
| |
| if (vctxt != NULL) |
| nsName = xmlSchemaLookupNamespace(vctxt, BAD_CAST prefix); |
| else if (node != NULL) { |
| xmlNsPtr ns = xmlSearchNs(node->doc, node, prefix); |
| if (ns != NULL) |
| nsName = ns->href; |
| } else { |
| xmlFree(prefix); |
| xmlFree(localName); |
| return (1); |
| } |
| if (nsName == NULL) { |
| xmlFree(prefix); |
| xmlFree(localName); |
| return (1); |
| } |
| if (xmlHashLookup2(schema->notaDecl, localName, |
| nsName) != NULL) { |
| if (valNeeded && (val != NULL)) { |
| (*val) = xmlSchemaNewNOTATIONValue(BAD_CAST localName, |
| BAD_CAST xmlStrdup(nsName)); |
| if (*val == NULL) |
| ret = -1; |
| } |
| } else |
| ret = 1; |
| xmlFree(prefix); |
| xmlFree(localName); |
| } else { |
| if (xmlHashLookup2(schema->notaDecl, value, NULL) != NULL) { |
| if (valNeeded && (val != NULL)) { |
| (*val) = xmlSchemaNewNOTATIONValue( |
| BAD_CAST xmlStrdup(value), NULL); |
| if (*val == NULL) |
| ret = -1; |
| } |
| } else |
| return (1); |
| } |
| } |
| return (ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Validation of identity-constraints (IDC) * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaAugmentIDC: |
| * @idcDef: the IDC definition |
| * |
| * Creates an augmented IDC definition item. |
| * |
| * Returns the item, or NULL on internal errors. |
| */ |
| static void |
| xmlSchemaAugmentIDC(xmlSchemaIDCPtr idcDef, |
| xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaIDCAugPtr aidc; |
| |
| aidc = (xmlSchemaIDCAugPtr) xmlMalloc(sizeof(xmlSchemaIDCAug)); |
| if (aidc == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "xmlSchemaAugmentIDC: allocating an augmented IDC definition", |
| NULL); |
| return; |
| } |
| aidc->bubbleDepth = -1; |
| aidc->def = idcDef; |
| aidc->next = NULL; |
| if (vctxt->aidcs == NULL) |
| vctxt->aidcs = aidc; |
| else { |
| aidc->next = vctxt->aidcs; |
| vctxt->aidcs = aidc; |
| } |
| } |
| |
| /** |
| * xmlSchemaIDCNewBinding: |
| * @idcDef: the IDC definition of this binding |
| * |
| * Creates a new IDC binding. |
| * |
| * Returns the new binding in case of succeeded, NULL on internal errors. |
| */ |
| static xmlSchemaPSVIIDCBindingPtr |
| xmlSchemaIDCNewBinding(xmlSchemaIDCPtr idcDef) |
| { |
| xmlSchemaPSVIIDCBindingPtr ret; |
| |
| ret = (xmlSchemaPSVIIDCBindingPtr) xmlMalloc( |
| sizeof(xmlSchemaPSVIIDCBinding)); |
| if (ret == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating a PSVI IDC binding item", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaPSVIIDCBinding)); |
| ret->definition = idcDef; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaIDCStoreNodeTableItem: |
| * @vctxt: the WXS validation context |
| * @item: the IDC node table item |
| * |
| * The validation context is used to store an IDC node table items. |
| * They are stored to avoid copying them if IDC node-tables are merged |
| * with corresponding parent IDC node-tables (bubbling). |
| * |
| * Returns 0 if succeeded, -1 on internal errors. |
| */ |
| static int |
| xmlSchemaIDCStoreNodeTableItem(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaPSVIIDCNodePtr item) |
| { |
| /* |
| * Add to gobal list. |
| */ |
| if (vctxt->idcNodes == NULL) { |
| vctxt->idcNodes = (xmlSchemaPSVIIDCNodePtr *) |
| xmlMalloc(20 * sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (vctxt->idcNodes == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating the IDC node table item list", NULL); |
| return (-1); |
| } |
| vctxt->sizeIdcNodes = 20; |
| } else if (vctxt->sizeIdcNodes <= vctxt->nbIdcNodes) { |
| vctxt->sizeIdcNodes *= 2; |
| vctxt->idcNodes = (xmlSchemaPSVIIDCNodePtr *) |
| xmlRealloc(vctxt->idcNodes, vctxt->sizeIdcNodes * |
| sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (vctxt->idcNodes == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "re-allocating the IDC node table item list", NULL); |
| return (-1); |
| } |
| } |
| vctxt->idcNodes[vctxt->nbIdcNodes++] = item; |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaIDCStoreKey: |
| * @vctxt: the WXS validation context |
| * @item: the IDC key |
| * |
| * The validation context is used to store an IDC key. |
| * |
| * Returns 0 if succeeded, -1 on internal errors. |
| */ |
| static int |
| xmlSchemaIDCStoreKey(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaPSVIIDCKeyPtr key) |
| { |
| /* |
| * Add to gobal list. |
| */ |
| if (vctxt->idcKeys == NULL) { |
| vctxt->idcKeys = (xmlSchemaPSVIIDCKeyPtr *) |
| xmlMalloc(40 * sizeof(xmlSchemaPSVIIDCKeyPtr)); |
| if (vctxt->idcKeys == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating the IDC key storage list", NULL); |
| return (-1); |
| } |
| vctxt->sizeIdcKeys = 40; |
| } else if (vctxt->sizeIdcKeys <= vctxt->nbIdcKeys) { |
| vctxt->sizeIdcKeys *= 2; |
| vctxt->idcKeys = (xmlSchemaPSVIIDCKeyPtr *) |
| xmlRealloc(vctxt->idcKeys, vctxt->sizeIdcKeys * |
| sizeof(xmlSchemaPSVIIDCKeyPtr)); |
| if (vctxt->idcKeys == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "re-allocating the IDC key storage list", NULL); |
| return (-1); |
| } |
| } |
| vctxt->idcKeys[vctxt->nbIdcKeys++] = key; |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaIDCAppendNodeTableItem: |
| * @bind: the IDC binding |
| * @ntItem: the node-table item |
| * |
| * Appends the IDC node-table item to the binding. |
| * |
| * Returns 0 on success and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaIDCAppendNodeTableItem(xmlSchemaPSVIIDCBindingPtr bind, |
| xmlSchemaPSVIIDCNodePtr ntItem) |
| { |
| if (bind->nodeTable == NULL) { |
| bind->sizeNodes = 10; |
| bind->nodeTable = (xmlSchemaPSVIIDCNodePtr *) |
| xmlMalloc(10 * sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (bind->nodeTable == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an array of IDC node-table items", NULL); |
| return(-1); |
| } |
| } else if (bind->sizeNodes <= bind->nbNodes) { |
| bind->sizeNodes *= 2; |
| bind->nodeTable = (xmlSchemaPSVIIDCNodePtr *) |
| xmlRealloc(bind->nodeTable, bind->sizeNodes * |
| sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (bind->nodeTable == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "re-allocating an array of IDC node-table items", NULL); |
| return(-1); |
| } |
| } |
| bind->nodeTable[bind->nbNodes++] = ntItem; |
| return(0); |
| } |
| |
| /** |
| * xmlSchemaIDCAquireBinding: |
| * @vctxt: the WXS validation context |
| * @matcher: the IDC matcher |
| * |
| * Looks up an PSVI IDC binding, for the IDC definition and |
| * of the given matcher. If none found, a new one is created |
| * and added to the IDC table. |
| * |
| * Returns an IDC binding or NULL on internal errors. |
| */ |
| static xmlSchemaPSVIIDCBindingPtr |
| xmlSchemaIDCAquireBinding(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaIDCMatcherPtr matcher) |
| { |
| xmlSchemaNodeInfoPtr info; |
| |
| info = vctxt->elemInfos[matcher->depth]; |
| |
| if (info->idcTable == NULL) { |
| info->idcTable = xmlSchemaIDCNewBinding(matcher->aidc->def); |
| if (info->idcTable == NULL) |
| return (NULL); |
| return(info->idcTable); |
| } else { |
| xmlSchemaPSVIIDCBindingPtr bind = NULL; |
| |
| bind = info->idcTable; |
| do { |
| if (bind->definition == matcher->aidc->def) |
| return(bind); |
| if (bind->next == NULL) { |
| bind->next = xmlSchemaIDCNewBinding(matcher->aidc->def); |
| if (bind->next == NULL) |
| return (NULL); |
| return(bind->next); |
| } |
| bind = bind->next; |
| } while (bind != NULL); |
| } |
| return (NULL); |
| } |
| |
| /** |
| * xmlSchemaIDCFreeKey: |
| * @key: the IDC key |
| * |
| * Frees an IDC key together with its compiled value. |
| */ |
| static void |
| xmlSchemaIDCFreeKey(xmlSchemaPSVIIDCKeyPtr key) |
| { |
| if (key->val != NULL) |
| xmlSchemaFreeValue(key->val); |
| xmlFree(key); |
| } |
| |
| /** |
| * xmlSchemaIDCFreeBinding: |
| * |
| * Frees an IDC binding. Note that the node table-items |
| * are not freed. |
| */ |
| static void |
| xmlSchemaIDCFreeBinding(xmlSchemaPSVIIDCBindingPtr bind) |
| { |
| if (bind->nodeTable != NULL) { |
| if (bind->definition->type == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| int i; |
| /* |
| * Node-table items for keyrefs are not stored globally |
| * to the validation context, since they are not bubbled. |
| * We need to free them here. |
| */ |
| for (i = 0; i < bind->nbNodes; i++) { |
| xmlFree(bind->nodeTable[i]->keys); |
| xmlFree(bind->nodeTable[i]); |
| } |
| } |
| xmlFree(bind->nodeTable); |
| } |
| xmlFree(bind); |
| } |
| |
| /** |
| * xmlSchemaIDCFreeIDCTable: |
| * @bind: the first IDC binding in the list |
| * |
| * Frees an IDC table, i.e. all the IDC bindings in the list. |
| */ |
| static void |
| xmlSchemaIDCFreeIDCTable(xmlSchemaPSVIIDCBindingPtr bind) |
| { |
| xmlSchemaPSVIIDCBindingPtr prev; |
| |
| while (bind != NULL) { |
| prev = bind; |
| bind = bind->next; |
| xmlSchemaIDCFreeBinding(prev); |
| } |
| } |
| |
| /** |
| * xmlSchemaIDCFreeMatcherList: |
| * @matcher: the first IDC matcher in the list |
| * |
| * Frees a list of IDC matchers. |
| */ |
| static void |
| xmlSchemaIDCFreeMatcherList(xmlSchemaIDCMatcherPtr matcher) |
| { |
| xmlSchemaIDCMatcherPtr next; |
| |
| while (matcher != NULL) { |
| next = matcher->next; |
| if (matcher->keySeqs != NULL) { |
| int i; |
| for (i = 0; i < matcher->sizeKeySeqs; i++) |
| if (matcher->keySeqs[i] != NULL) |
| xmlFree(matcher->keySeqs[i]); |
| xmlFree(matcher->keySeqs); |
| } |
| xmlFree(matcher); |
| matcher = next; |
| } |
| } |
| |
| /** |
| * xmlSchemaIDCAddStateObject: |
| * @vctxt: the WXS validation context |
| * @matcher: the IDC matcher |
| * @sel: the XPath information |
| * @parent: the parent "selector" state object if any |
| * @type: "selector" or "field" |
| * |
| * Creates/reuses and activates state objects for the given |
| * XPath information; if the XPath expression consists of unions, |
| * multiple state objects are created for every unioned expression. |
| * |
| * Returns 0 on success and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaIDCAddStateObject(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaIDCMatcherPtr matcher, |
| xmlSchemaIDCSelectPtr sel, |
| int type) |
| { |
| xmlSchemaIDCStateObjPtr sto; |
| |
| /* |
| * Reuse the state objects from the pool. |
| */ |
| if (vctxt->xpathStatePool != NULL) { |
| sto = vctxt->xpathStatePool; |
| vctxt->xpathStatePool = sto->next; |
| sto->next = NULL; |
| } else { |
| /* |
| * Create a new state object. |
| */ |
| sto = (xmlSchemaIDCStateObjPtr) xmlMalloc(sizeof(xmlSchemaIDCStateObj)); |
| if (sto == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an IDC state object", NULL); |
| return (-1); |
| } |
| memset(sto, 0, sizeof(xmlSchemaIDCStateObj)); |
| } |
| /* |
| * Add to global list. |
| */ |
| if (vctxt->xpathStates != NULL) |
| sto->next = vctxt->xpathStates; |
| vctxt->xpathStates = sto; |
| |
| /* |
| * Free the old xpath validation context. |
| */ |
| if (sto->xpathCtxt != NULL) |
| xmlFreeStreamCtxt((xmlStreamCtxtPtr) sto->xpathCtxt); |
| |
| /* |
| * Create a new XPath (pattern) validation context. |
| */ |
| sto->xpathCtxt = (void *) xmlPatternGetStreamCtxt( |
| (xmlPatternPtr) sel->xpathComp); |
| if (sto->xpathCtxt == NULL) { |
| VERROR_INT("xmlSchemaIDCAddStateObject", |
| "failed to create an XPath validation context"); |
| return (-1); |
| } |
| sto->type = type; |
| sto->depth = vctxt->depth; |
| sto->matcher = matcher; |
| sto->sel = sel; |
| sto->nbHistory = 0; |
| |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: STO push '%s'\n", |
| sto->sel->xpath); |
| #endif |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaXPathEvaluate: |
| * @vctxt: the WXS validation context |
| * @nodeType: the nodeType of the current node |
| * |
| * Evaluates all active XPath state objects. |
| * |
| * Returns the number of IC "field" state objects which resolved to |
| * this node, 0 if none resolved and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaXPathEvaluate(xmlSchemaValidCtxtPtr vctxt, |
| xmlElementType nodeType) |
| { |
| xmlSchemaIDCStateObjPtr sto, head = NULL, first; |
| int res, resolved = 0, depth = vctxt->depth; |
| |
| if (vctxt->xpathStates == NULL) |
| return (0); |
| |
| if (nodeType == XML_ATTRIBUTE_NODE) |
| depth++; |
| #if DEBUG_IDC |
| { |
| xmlChar *str = NULL; |
| xmlGenericError(xmlGenericErrorContext, |
| "IDC: EVAL on %s, depth %d, type %d\n", |
| xmlSchemaFormatQName(&str, vctxt->inode->nsName, |
| vctxt->inode->localName), depth, nodeType); |
| FREE_AND_NULL(str) |
| } |
| #endif |
| /* |
| * Process all active XPath state objects. |
| */ |
| first = vctxt->xpathStates; |
| sto = first; |
| while (sto != head) { |
| #if DEBUG_IDC |
| if (sto->type == XPATH_STATE_OBJ_TYPE_IDC_SELECTOR) |
| xmlGenericError(xmlGenericErrorContext, "IDC: ['%s'] selector '%s'\n", |
| sto->matcher->aidc->def->name, sto->sel->xpath); |
| else |
| xmlGenericError(xmlGenericErrorContext, "IDC: ['%s'] field '%s'\n", |
| sto->matcher->aidc->def->name, sto->sel->xpath); |
| #endif |
| if (nodeType == XML_ELEMENT_NODE) |
| res = xmlStreamPush((xmlStreamCtxtPtr) sto->xpathCtxt, |
| vctxt->inode->localName, vctxt->inode->nsName); |
| else |
| res = xmlStreamPushAttr((xmlStreamCtxtPtr) sto->xpathCtxt, |
| vctxt->inode->localName, vctxt->inode->nsName); |
| |
| if (res == -1) { |
| VERROR_INT("xmlSchemaXPathEvaluate", |
| "calling xmlStreamPush()"); |
| return (-1); |
| } |
| if (res == 0) |
| goto next_sto; |
| /* |
| * Full match. |
| */ |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: " |
| "MATCH\n"); |
| #endif |
| /* |
| * Register a match in the state object history. |
| */ |
| if (sto->history == NULL) { |
| sto->history = (int *) xmlMalloc(5 * sizeof(int)); |
| if (sto->history == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating the state object history", NULL); |
| return(-1); |
| } |
| sto->sizeHistory = 10; |
| } else if (sto->sizeHistory <= sto->nbHistory) { |
| sto->sizeHistory *= 2; |
| sto->history = (int *) xmlRealloc(sto->history, |
| sto->sizeHistory * sizeof(int)); |
| if (sto->history == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "re-allocating the state object history", NULL); |
| return(-1); |
| } |
| } |
| sto->history[sto->nbHistory++] = depth; |
| |
| #ifdef DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: push match '%d'\n", |
| vctxt->depth); |
| #endif |
| |
| if (sto->type == XPATH_STATE_OBJ_TYPE_IDC_SELECTOR) { |
| xmlSchemaIDCSelectPtr sel; |
| /* |
| * Activate state objects for the IDC fields of |
| * the IDC selector. |
| */ |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: " |
| "activating field states\n"); |
| #endif |
| sel = sto->matcher->aidc->def->fields; |
| while (sel != NULL) { |
| if (xmlSchemaIDCAddStateObject(vctxt, sto->matcher, |
| sel, XPATH_STATE_OBJ_TYPE_IDC_FIELD) == -1) |
| return (-1); |
| sel = sel->next; |
| } |
| } else if (sto->type == XPATH_STATE_OBJ_TYPE_IDC_FIELD) { |
| /* |
| * An IDC key node was found by the IDC field. |
| */ |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, |
| "IDC: key found\n"); |
| #endif |
| /* |
| * Notify that the character value of this node is |
| * needed. |
| */ |
| if (resolved == 0) { |
| if ((vctxt->inode->flags & |
| XML_SCHEMA_NODE_INFO_VALUE_NEEDED) == 0) |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_VALUE_NEEDED; |
| } |
| resolved++; |
| } |
| next_sto: |
| if (sto->next == NULL) { |
| /* |
| * Evaluate field state objects created on this node as well. |
| */ |
| head = first; |
| sto = vctxt->xpathStates; |
| } else |
| sto = sto->next; |
| } |
| return (resolved); |
| } |
| |
| static const xmlChar * |
| xmlSchemaFormatIDCKeySequence(xmlSchemaValidCtxtPtr vctxt, |
| xmlChar **buf, |
| xmlSchemaPSVIIDCKeyPtr *seq, |
| int count) |
| { |
| int i, res; |
| const xmlChar *value = NULL; |
| |
| *buf = xmlStrdup(BAD_CAST "["); |
| for (i = 0; i < count; i++) { |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| res = xmlSchemaGetCanonValueWhtsp(seq[i]->val, &value, |
| xmlSchemaGetWhiteSpaceFacetValue(seq[i]->type)); |
| if (res == 0) |
| *buf = xmlStrcat(*buf, value); |
| else { |
| VERROR_INT("xmlSchemaFormatIDCKeySequence", |
| "failed to compute a canonical value"); |
| *buf = xmlStrcat(*buf, BAD_CAST "???"); |
| } |
| if (i < count -1) |
| *buf = xmlStrcat(*buf, BAD_CAST "', "); |
| else |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| if (value != NULL) { |
| xmlFree((xmlChar *) value); |
| value = NULL; |
| } |
| } |
| *buf = xmlStrcat(*buf, BAD_CAST "]"); |
| |
| return (BAD_CAST *buf); |
| } |
| |
| /** |
| * xmlSchemaXPathProcessHistory: |
| * @vctxt: the WXS validation context |
| * @type: the simple/complex type of the current node if any at all |
| * @val: the precompiled value |
| * |
| * Processes and pops the history items of the IDC state objects. |
| * IDC key-sequences are validated/created on IDC bindings. |
| * |
| * Returns 0 on success and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaXPathProcessHistory(xmlSchemaValidCtxtPtr vctxt, |
| int depth) |
| { |
| xmlSchemaIDCStateObjPtr sto, nextsto; |
| int res, matchDepth; |
| xmlSchemaPSVIIDCKeyPtr key = NULL; |
| xmlSchemaTypePtr type = vctxt->inode->typeDef; |
| |
| if (vctxt->xpathStates == NULL) |
| return (0); |
| sto = vctxt->xpathStates; |
| |
| #if DEBUG_IDC |
| { |
| xmlChar *str = NULL; |
| xmlGenericError(xmlGenericErrorContext, |
| "IDC: BACK on %s, depth %d\n", |
| xmlSchemaFormatQName(&str, vctxt->inode->nsName, |
| vctxt->inode->localName), vctxt->depth); |
| FREE_AND_NULL(str) |
| } |
| #endif |
| /* |
| * Evaluate the state objects. |
| */ |
| while (sto != NULL) { |
| res = xmlStreamPop((xmlStreamCtxtPtr) sto->xpathCtxt); |
| if (res == -1) { |
| VERROR_INT("xmlSchemaXPathProcessHistory", |
| "calling xmlStreamPop()"); |
| return (-1); |
| } |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: stream pop '%s'\n", |
| sto->sel->xpath); |
| #endif |
| if (sto->nbHistory == 0) |
| goto deregister_check; |
| |
| matchDepth = sto->history[sto->nbHistory -1]; |
| |
| /* |
| * Only matches at the current depth are of interest. |
| */ |
| if (matchDepth != depth) { |
| sto = sto->next; |
| continue; |
| } |
| if (sto->type == XPATH_STATE_OBJ_TYPE_IDC_FIELD) { |
| if (! IS_SIMPLE_TYPE(type)) { |
| /* |
| * Not qualified if the field resolves to a node of non |
| * simple type. |
| */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_IDC, NULL, |
| (xmlSchemaTypePtr) sto->matcher->aidc->def, |
| "The field '%s' does evaluate to a node of " |
| "non-simple type", sto->sel->xpath, NULL); |
| |
| sto->nbHistory--; |
| goto deregister_check; |
| } |
| if ((key == NULL) && (vctxt->inode->val == NULL)) { |
| /* |
| * Failed to provide the normalized value; maybe |
| * the value was invalid. |
| */ |
| VERROR(XML_SCHEMAV_CVC_IDC, |
| (xmlSchemaTypePtr) sto->matcher->aidc->def, |
| "Warning: No precomputed value available, the value " |
| "was either invalid or something strange happend"); |
| sto->nbHistory--; |
| goto deregister_check; |
| } else { |
| xmlSchemaIDCMatcherPtr matcher = sto->matcher; |
| xmlSchemaPSVIIDCKeyPtr *keySeq; |
| int pos, idx; |
| |
| /* |
| * The key will be anchored on the matcher's list of |
| * key-sequences. The position in this list is determined |
| * by the target node's depth relative to the matcher's |
| * depth of creation (i.e. the depth of the scope element). |
| */ |
| pos = sto->depth - matcher->depth; |
| idx = sto->sel->index; |
| |
| /* |
| * Create/grow the array of key-sequences. |
| */ |
| if (matcher->keySeqs == NULL) { |
| if (pos > 9) |
| matcher->sizeKeySeqs = pos * 2; |
| else |
| matcher->sizeKeySeqs = 10; |
| matcher->keySeqs = (xmlSchemaPSVIIDCKeyPtr **) |
| xmlMalloc(matcher->sizeKeySeqs * |
| sizeof(xmlSchemaPSVIIDCKeyPtr *)); |
| if (matcher->keySeqs == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an array of key-sequences", |
| NULL); |
| return(-1); |
| } |
| memset(matcher->keySeqs, 0, |
| matcher->sizeKeySeqs * |
| sizeof(xmlSchemaPSVIIDCKeyPtr *)); |
| } else if (pos >= matcher->sizeKeySeqs) { |
| int i = matcher->sizeKeySeqs; |
| |
| matcher->sizeKeySeqs *= 2; |
| matcher->keySeqs = (xmlSchemaPSVIIDCKeyPtr **) |
| xmlRealloc(matcher->keySeqs, |
| matcher->sizeKeySeqs * |
| sizeof(xmlSchemaPSVIIDCKeyPtr *)); |
| if (matcher->keySeqs == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "reallocating an array of key-sequences", |
| NULL); |
| return (-1); |
| } |
| /* |
| * The array needs to be NULLed. |
| * TODO: Use memset? |
| */ |
| for (; i < matcher->sizeKeySeqs; i++) |
| matcher->keySeqs[i] = NULL; |
| } |
| |
| /* |
| * Get/create the key-sequence. |
| */ |
| keySeq = matcher->keySeqs[pos]; |
| if (keySeq == NULL) { |
| goto create_sequence; |
| } else { |
| if (keySeq[idx] != NULL) { |
| /* |
| * cvc-identity-constraint: |
| * 3 For each node in the ·target node set· all |
| * of the {fields}, with that node as the context |
| * node, evaluate to either an empty node-set or |
| * a node-set with exactly one member, which must |
| * have a simple type. |
| * |
| * The key was already set; report an error. |
| */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_IDC, NULL, |
| (xmlSchemaTypePtr) matcher->aidc->def, |
| "The field '%s' evaluates to a node-set " |
| "with more than one member", |
| sto->sel->xpath, NULL); |
| sto->nbHistory--; |
| goto deregister_check; |
| } else { |
| goto create_key; |
| } |
| } |
| |
| create_sequence: |
| /* |
| * Create a key-sequence. |
| */ |
| keySeq = (xmlSchemaPSVIIDCKeyPtr *) xmlMalloc( |
| matcher->aidc->def->nbFields * |
| sizeof(xmlSchemaPSVIIDCKeyPtr)); |
| if (keySeq == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an IDC key-sequence", NULL); |
| return(-1); |
| } |
| memset(keySeq, 0, matcher->aidc->def->nbFields * |
| sizeof(xmlSchemaPSVIIDCKeyPtr)); |
| matcher->keySeqs[pos] = keySeq; |
| create_key: |
| /* |
| * Created a key once per node only. |
| */ |
| if (key == NULL) { |
| key = (xmlSchemaPSVIIDCKeyPtr) xmlMalloc( |
| sizeof(xmlSchemaPSVIIDCKey)); |
| if (key == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating a IDC key", NULL); |
| xmlFree(keySeq); |
| matcher->keySeqs[pos] = NULL; |
| return(-1); |
| } |
| /* |
| * Consume the compiled value. |
| */ |
| key->type = type; |
| key->val = vctxt->inode->val; |
| vctxt->inode->val = NULL; |
| /* |
| * Store the key in a global list. |
| */ |
| if (xmlSchemaIDCStoreKey(vctxt, key) == -1) { |
| xmlSchemaIDCFreeKey(key); |
| return (-1); |
| } |
| } |
| keySeq[idx] = key; |
| } |
| } else if (sto->type == XPATH_STATE_OBJ_TYPE_IDC_SELECTOR) { |
| |
| xmlSchemaPSVIIDCKeyPtr **keySeq = NULL; |
| xmlSchemaPSVIIDCBindingPtr bind; |
| xmlSchemaPSVIIDCNodePtr ntItem; |
| xmlSchemaIDCMatcherPtr matcher; |
| xmlSchemaIDCPtr idc; |
| int pos, i, j, nbKeys; |
| /* |
| * Here we have the following scenario: |
| * An IDC 'selector' state object resolved to a target node, |
| * during the time this target node was in the |
| * ancestor-or-self axis, the 'field' state object(s) looked |
| * out for matching nodes to create a key-sequence for this |
| * target node. Now we are back to this target node and need |
| * to put the key-sequence, together with the target node |
| * itself, into the node-table of the corresponding IDC |
| * binding. |
| */ |
| matcher = sto->matcher; |
| idc = matcher->aidc->def; |
| nbKeys = idc->nbFields; |
| pos = depth - matcher->depth; |
| /* |
| * Check if the matcher has any key-sequences at all, plus |
| * if it has a key-sequence for the current target node. |
| */ |
| if ((matcher->keySeqs == NULL) || |
| (matcher->sizeKeySeqs <= pos)) { |
| if (idc->type == XML_SCHEMA_TYPE_IDC_KEY) |
| goto selector_key_error; |
| else |
| goto selector_leave; |
| } |
| |
| keySeq = &(matcher->keySeqs[pos]); |
| if (*keySeq == NULL) { |
| if (idc->type == XML_SCHEMA_TYPE_IDC_KEY) |
| goto selector_key_error; |
| else |
| goto selector_leave; |
| } |
| |
| for (i = 0; i < nbKeys; i++) { |
| if ((*keySeq)[i] == NULL) { |
| /* |
| * Not qualified, if not all fields did resolve. |
| */ |
| if (idc->type == XML_SCHEMA_TYPE_IDC_KEY) { |
| /* |
| * All fields of a "key" IDC must resolve. |
| */ |
| goto selector_key_error; |
| } |
| goto selector_leave; |
| } |
| } |
| /* |
| * All fields did resolve. |
| */ |
| |
| /* |
| * 4.1 If the {identity-constraint category} is unique(/key), |
| * then no two members of the ·qualified node set· have |
| * ·key-sequences· whose members are pairwise equal, as |
| * defined by Equal in [XML Schemas: Datatypes]. |
| * |
| * Get the IDC binding from the matcher and check for |
| * duplicate key-sequences. |
| */ |
| bind = xmlSchemaIDCAquireBinding(vctxt, matcher); |
| if ((idc->type != XML_SCHEMA_TYPE_IDC_KEYREF) && |
| (bind->nbNodes != 0)) { |
| xmlSchemaPSVIIDCKeyPtr ckey, bkey, *bkeySeq; |
| |
| i = 0; |
| res = 0; |
| /* |
| * Compare the key-sequences, key by key. |
| */ |
| do { |
| bkeySeq = bind->nodeTable[i]->keys; |
| for (j = 0; j < nbKeys; j++) { |
| ckey = (*keySeq)[j]; |
| bkey = bkeySeq[j]; |
| res = xmlSchemaAreValuesEqual(ckey->val, bkey->val); |
| if (res == -1) { |
| return (-1); |
| } else if (res == 0) |
| break; |
| } |
| if (res == 1) { |
| /* |
| * Duplicate found. |
| */ |
| break; |
| } |
| i++; |
| } while (i < bind->nbNodes); |
| if (i != bind->nbNodes) { |
| xmlChar *str = NULL; |
| /* |
| * TODO: Try to report the key-sequence. |
| */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_IDC, NULL, |
| (xmlSchemaTypePtr) idc, |
| "Duplicate key-sequence %s", |
| xmlSchemaFormatIDCKeySequence(vctxt, &str, |
| (*keySeq), nbKeys), NULL); |
| FREE_AND_NULL(str) |
| goto selector_leave; |
| } |
| } |
| /* |
| * Add a node-table item to the IDC binding. |
| */ |
| ntItem = (xmlSchemaPSVIIDCNodePtr) xmlMalloc( |
| sizeof(xmlSchemaPSVIIDCNode)); |
| if (ntItem == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an IDC node-table item", NULL); |
| xmlFree(*keySeq); |
| *keySeq = NULL; |
| return(-1); |
| } |
| memset(ntItem, 0, sizeof(xmlSchemaPSVIIDCNode)); |
| |
| /* |
| * Store the node-table item on global list. |
| */ |
| if (idc->type != XML_SCHEMA_TYPE_IDC_KEYREF) { |
| if (xmlSchemaIDCStoreNodeTableItem(vctxt, ntItem) == -1) { |
| xmlFree(ntItem); |
| xmlFree(*keySeq); |
| *keySeq = NULL; |
| return (-1); |
| } |
| } |
| /* |
| * Init the node-table item. Consume the key-sequence. |
| */ |
| ntItem->node = vctxt->node; |
| ntItem->keys = *keySeq; |
| *keySeq = NULL; |
| if (xmlSchemaIDCAppendNodeTableItem(bind, ntItem) == -1) { |
| if (idc->type == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| /* |
| * Free the item, since keyref items won't be |
| * put on a global list. |
| */ |
| xmlFree(ntItem->keys); |
| xmlFree(ntItem); |
| } |
| return (-1); |
| } |
| |
| goto selector_leave; |
| selector_key_error: |
| /* |
| * 4.2.1 (KEY) The ·target node set· and the |
| * ·qualified node set· are equal, that is, every |
| * member of the ·target node set· is also a member |
| * of the ·qualified node set· and vice versa. |
| */ |
| VERROR(XML_SCHEMAV_CVC_IDC, (xmlSchemaTypePtr) idc, |
| "All 'key' fields must evaluate to a node"); |
| selector_leave: |
| /* |
| * Free the key-sequence if not added to the IDC table. |
| */ |
| if ((keySeq != NULL) && (*keySeq != NULL)) { |
| xmlFree(*keySeq); |
| *keySeq = NULL; |
| } |
| } /* if selector */ |
| |
| sto->nbHistory--; |
| |
| deregister_check: |
| /* |
| * Deregister state objects if they reach the depth of creation. |
| */ |
| if ((sto->nbHistory == 0) && (sto->depth == depth)) { |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: STO pop '%s'\n", |
| sto->sel->xpath); |
| #endif |
| if (vctxt->xpathStates != sto) { |
| VERROR_INT("xmlSchemaXPathProcessHistory", |
| "The state object to be removed is not the first " |
| "in the list"); |
| } |
| nextsto = sto->next; |
| /* |
| * Unlink from the list of active XPath state objects. |
| */ |
| vctxt->xpathStates = sto->next; |
| sto->next = vctxt->xpathStatePool; |
| /* |
| * Link it to the pool of reusable state objects. |
| */ |
| vctxt->xpathStatePool = sto; |
| sto = nextsto; |
| } else |
| sto = sto->next; |
| } /* while (sto != NULL) */ |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaIDCRegisterMatchers: |
| * @vctxt: the WXS validation context |
| * @elemDecl: the element declaration |
| * |
| * Creates helper objects to evaluate IDC selectors/fields |
| * successively. |
| * |
| * Returns 0 if OK and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaIDCRegisterMatchers(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaElementPtr elemDecl) |
| { |
| xmlSchemaIDCMatcherPtr matcher, last = NULL; |
| xmlSchemaIDCPtr idc, refIdc; |
| xmlSchemaIDCAugPtr aidc; |
| |
| idc = (xmlSchemaIDCPtr) elemDecl->idcs; |
| if (idc == NULL) |
| return (0); |
| |
| #if DEBUG_IDC |
| { |
| xmlChar *str = NULL; |
| xmlGenericError(xmlGenericErrorContext, |
| "IDC: REGISTER on %s, depth %d\n", |
| (char *) xmlSchemaFormatQName(&str, vctxt->inode->nsName, |
| vctxt->inode->localName), vctxt->depth); |
| FREE_AND_NULL(str) |
| } |
| #endif |
| if (vctxt->inode->idcMatchers != NULL) { |
| VERROR_INT("xmlSchemaIDCRegisterMatchers", |
| "The chain of IDC matchers is expected to be empty"); |
| return (-1); |
| } |
| do { |
| if (idc->type == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| /* |
| * Since IDCs bubbles are expensive we need to know the |
| * depth at which the bubbles should stop; this will be |
| * the depth of the top-most keyref IDC. If no keyref |
| * references a key/unique IDC, the bubbleDepth will |
| * be -1, indicating that no bubbles are needed. |
| */ |
| refIdc = (xmlSchemaIDCPtr) idc->ref->item; |
| if (refIdc != NULL) { |
| /* |
| * Lookup the augmented IDC. |
| */ |
| aidc = vctxt->aidcs; |
| while (aidc != NULL) { |
| if (aidc->def == refIdc) |
| break; |
| aidc = aidc->next; |
| } |
| if (aidc == NULL) { |
| VERROR_INT("xmlSchemaIDCRegisterMatchers", |
| "Could not find an augmented IDC item for an IDC " |
| "definition"); |
| return (-1); |
| } |
| if ((aidc->bubbleDepth == -1) || |
| (vctxt->depth < aidc->bubbleDepth)) |
| aidc->bubbleDepth = vctxt->depth; |
| } |
| } |
| /* |
| * Lookup the augmented IDC item for the IDC definition. |
| */ |
| aidc = vctxt->aidcs; |
| while (aidc != NULL) { |
| if (aidc->def == idc) |
| break; |
| aidc = aidc->next; |
| } |
| if (aidc == NULL) { |
| VERROR_INT("xmlSchemaIDCRegisterMatchers", |
| "Could not find an augmented IDC item for an IDC definition"); |
| return (-1); |
| } |
| /* |
| * Create an IDC matcher for every IDC definition. |
| */ |
| matcher = (xmlSchemaIDCMatcherPtr) |
| xmlMalloc(sizeof(xmlSchemaIDCMatcher)); |
| if (matcher == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating an IDC matcher", NULL); |
| return (-1); |
| } |
| memset(matcher, 0, sizeof(xmlSchemaIDCMatcher)); |
| if (last == NULL) |
| vctxt->inode->idcMatchers = matcher; |
| else |
| last->next = matcher; |
| last = matcher; |
| |
| matcher->type = IDC_MATCHER; |
| matcher->depth = vctxt->depth; |
| matcher->aidc = aidc; |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, "IDC: register matcher\n"); |
| #endif |
| /* |
| * Init the automaton state object. |
| */ |
| if (xmlSchemaIDCAddStateObject(vctxt, matcher, |
| idc->selector, XPATH_STATE_OBJ_TYPE_IDC_SELECTOR) == -1) |
| return (-1); |
| |
| idc = idc->next; |
| } while (idc != NULL); |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaBubbleIDCNodeTables: |
| * @depth: the current tree depth |
| * |
| * Merges IDC bindings of an element at @depth into the corresponding IDC |
| * bindings of its parent element. If a duplicate note-table entry is found, |
| * both, the parent node-table entry and child entry are discarded from the |
| * node-table of the parent. |
| * |
| * Returns 0 if OK and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaBubbleIDCNodeTables(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaPSVIIDCBindingPtr bind; /* IDC bindings of the current node. */ |
| xmlSchemaPSVIIDCBindingPtr *parTable, parBind = NULL, lastParBind = NULL; /* parent IDC bindings. */ |
| xmlSchemaPSVIIDCNodePtr node, parNode = NULL; /* node-table entries. */ |
| xmlSchemaPSVIIDCKeyPtr key, parKey; /* keys of in a key-sequence. */ |
| xmlSchemaIDCAugPtr aidc; |
| int i, j, k, ret = 0, oldNum, newDupls; |
| int duplTop; |
| |
| /* |
| * The node table has the following sections: |
| * |
| * O --> old node-table entries (first) |
| * O |
| * + --> new node-table entries |
| * + |
| * % --> new duplicate node-table entries |
| * % |
| * # --> old duplicate node-table entries |
| * # (last) |
| * |
| */ |
| bind = vctxt->inode->idcTable; |
| if (bind == NULL) { |
| /* Fine, no table, no bubbles. */ |
| return (0); |
| } |
| |
| parTable = &(vctxt->elemInfos[vctxt->depth -1]->idcTable); |
| /* |
| * Walk all bindings; create new or add to existing bindings. |
| * Remove duplicate key-sequences. |
| */ |
| start_binding: |
| while (bind != NULL) { |
| /* |
| * Skip keyref IDCs. |
| */ |
| if (bind->definition->type == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| bind = bind->next; |
| continue; |
| } |
| /* |
| * Check if the key/unique IDC table needs to be bubbled. |
| */ |
| aidc = vctxt->aidcs; |
| do { |
| if (aidc->def == bind->definition) { |
| if ((aidc->bubbleDepth == -1) || |
| (aidc->bubbleDepth >= vctxt->depth)) { |
| bind = bind->next; |
| goto start_binding; |
| } |
| break; |
| } |
| aidc = aidc->next; |
| } while (aidc != NULL); |
| |
| if (parTable != NULL) |
| parBind = *parTable; |
| while (parBind != NULL) { |
| /* |
| * Search a matching parent binding for the |
| * IDC definition. |
| */ |
| if (parBind->definition == bind->definition) { |
| |
| /* |
| * Compare every node-table entry of the child node, |
| * i.e. the key-sequence within, ... |
| */ |
| oldNum = parBind->nbNodes; /* Skip newly added items. */ |
| duplTop = oldNum + parBind->nbDupls; |
| newDupls = 0; |
| |
| for (i = 0; i < bind->nbNodes; i++) { |
| node = bind->nodeTable[i]; |
| if (node == NULL) |
| continue; |
| /* |
| * ...with every key-sequence of the parent node, already |
| * evaluated to be a duplicate key-sequence. |
| */ |
| if (parBind->nbDupls != 0) { |
| j = bind->nbNodes + newDupls; |
| while (j < duplTop) { |
| parNode = parBind->nodeTable[j]; |
| for (k = 0; k < bind->definition->nbFields; k++) { |
| key = node->keys[k]; |
| parKey = parNode->keys[k]; |
| ret = xmlSchemaAreValuesEqual(key->val, |
| parKey->val); |
| if (ret == -1) { |
| /* TODO: Internal error */ |
| return(-1); |
| } else if (ret == 0) |
| break; |
| |
| } |
| if (ret == 1) |
| /* Duplicate found. */ |
| break; |
| j++; |
| } |
| if (j != duplTop) { |
| /* Duplicate found. */ |
| continue; |
| } |
| } |
| /* |
| * ... and with every key-sequence of the parent node. |
| */ |
| j = 0; |
| while (j < oldNum) { |
| parNode = parBind->nodeTable[j]; |
| /* |
| * Compare key by key. |
| */ |
| for (k = 0; k < parBind->definition->nbFields; k++) { |
| key = node->keys[k]; |
| parKey = parNode->keys[k]; |
| |
| ret = xmlSchemaAreValuesEqual(key->val, |
| parKey->val); |
| if (ret == -1) { |
| /* TODO: Internal error */ |
| } else if (ret == 0) |
| break; |
| |
| } |
| if (ret == 1) |
| /* |
| * The key-sequences are equal. |
| */ |
| break; |
| j++; |
| } |
| if (j != oldNum) { |
| /* |
| * Handle duplicates. |
| */ |
| newDupls++; |
| oldNum--; |
| parBind->nbNodes--; |
| /* |
| * Move last old item to pos of duplicate. |
| */ |
| parBind->nodeTable[j] = |
| parBind->nodeTable[oldNum]; |
| |
| if (parBind->nbNodes != oldNum) { |
| /* |
| * If new items exist, move last new item to |
| * last of old items. |
| */ |
| parBind->nodeTable[oldNum] = |
| parBind->nodeTable[parBind->nbNodes]; |
| } |
| /* |
| * Move duplicate to last pos of new/old items. |
| */ |
| parBind->nodeTable[parBind->nbNodes] = parNode; |
| |
| } else { |
| /* |
| * Add the node-table entry (node and key-sequence) of |
| * the child node to the node table of the parent node. |
| */ |
| if (parBind->nodeTable == NULL) { |
| parBind->nodeTable = (xmlSchemaPSVIIDCNodePtr *) |
| xmlMalloc(10 * sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (parBind->nodeTable == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating IDC list of node-table items", NULL); |
| return(-1); |
| } |
| parBind->sizeNodes = 1; |
| } else if (duplTop >= parBind->sizeNodes) { |
| parBind->sizeNodes *= 2; |
| parBind->nodeTable = (xmlSchemaPSVIIDCNodePtr *) |
| xmlRealloc(parBind->nodeTable, parBind->sizeNodes * |
| sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (parBind->nodeTable == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "re-allocating IDC list of node-table items", NULL); |
| return(-1); |
| } |
| } |
| |
| /* |
| * Move first old duplicate to last position |
| * of old duplicates +1. |
| */ |
| if (parBind->nbDupls != 0) { |
| parBind->nodeTable[duplTop] = |
| parBind->nodeTable[parBind->nbNodes + newDupls]; |
| } |
| /* |
| * Move first new duplicate to last position of |
| * new duplicates +1. |
| */ |
| if (newDupls != 0) { |
| parBind->nodeTable[parBind->nbNodes + newDupls] = |
| parBind->nodeTable[parBind->nbNodes]; |
| } |
| /* |
| * Append the new node-table entry to the 'new node-table |
| * entries' section. |
| */ |
| parBind->nodeTable[parBind->nbNodes] = node; |
| parBind->nbNodes++; |
| duplTop++; |
| } |
| } |
| parBind->nbDupls += newDupls; |
| break; |
| } |
| if (parBind->next == NULL) |
| lastParBind = parBind; |
| parBind = parBind->next; |
| } |
| if ((parBind == NULL) && (bind->nbNodes != 0)) { |
| /* |
| * No binding for the IDC was found: create a new one and |
| * copy all node-tables. |
| */ |
| parBind = xmlSchemaIDCNewBinding(bind->definition); |
| if (parBind == NULL) |
| return(-1); |
| |
| parBind->nodeTable = (xmlSchemaPSVIIDCNodePtr *) |
| xmlMalloc(bind->nbNodes * sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (parBind->nodeTable == NULL) { |
| xmlSchemaVErrMemory(NULL, |
| "allocating an array of IDC node-table items", NULL); |
| xmlSchemaIDCFreeBinding(parBind); |
| return(-1); |
| } |
| parBind->sizeNodes = bind->nbNodes; |
| parBind->nbNodes = bind->nbNodes; |
| memcpy(parBind->nodeTable, bind->nodeTable, |
| bind->nbNodes * sizeof(xmlSchemaPSVIIDCNodePtr)); |
| if (*parTable == NULL) |
| *parTable = parBind; |
| else |
| lastParBind->next = parBind; |
| } |
| bind = bind->next; |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckCVCIDCKeyRef: |
| * @vctxt: the WXS validation context |
| * @elemDecl: the element declaration |
| * |
| * Check the cvc-idc-keyref constraints. |
| */ |
| static int |
| xmlSchemaCheckCVCIDCKeyRef(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaPSVIIDCBindingPtr refbind, bind; |
| |
| refbind = vctxt->inode->idcTable; |
| /* |
| * Find a keyref. |
| */ |
| while (refbind != NULL) { |
| if (refbind->definition->type == XML_SCHEMA_TYPE_IDC_KEYREF) { |
| int i, j, k, res; |
| xmlSchemaPSVIIDCKeyPtr *refKeys, *keys; |
| xmlSchemaPSVIIDCKeyPtr refKey, key; |
| |
| /* |
| * Find the referred key/unique. |
| */ |
| bind = vctxt->inode->idcTable; |
| do { |
| if ((xmlSchemaIDCPtr) refbind->definition->ref->item == |
| bind->definition) |
| break; |
| bind = bind->next; |
| } while (bind != NULL); |
| |
| /* |
| * Search for a matching key-sequences. |
| */ |
| for (i = 0; i < refbind->nbNodes; i++) { |
| res = 0; |
| if (bind != NULL) { |
| refKeys = refbind->nodeTable[i]->keys; |
| for (j = 0; j < bind->nbNodes; j++) { |
| keys = bind->nodeTable[j]->keys; |
| for (k = 0; k < bind->definition->nbFields; k++) { |
| refKey = refKeys[k]; |
| key = keys[k]; |
| res = xmlSchemaAreValuesEqual(key->val, |
| refKey->val); |
| if (res == 0) |
| break; |
| else if (res == -1) { |
| return (-1); |
| } |
| } |
| if (res == 1) { |
| /* |
| * Match found. |
| */ |
| break; |
| } |
| } |
| } |
| if (res == 0) { |
| xmlChar *str = NULL, *strB = NULL; |
| /* TODO: Report the key-sequence. */ |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_IDC, NULL, |
| (xmlSchemaTypePtr) refbind->definition, |
| "No match found for key-sequence %s of key " |
| "reference '%s'", |
| xmlSchemaFormatIDCKeySequence(vctxt, &str, |
| refbind->nodeTable[i]->keys, |
| refbind->definition->nbFields), |
| xmlSchemaFormatQName(&strB, |
| refbind->definition->targetNamespace, |
| refbind->definition->name)); |
| FREE_AND_NULL(str); |
| FREE_AND_NULL(strB); |
| } |
| } |
| } |
| refbind = refbind->next; |
| } |
| return (0); |
| } |
| |
| /************************************************************************ |
| * * |
| * XML Reader validation code * |
| * * |
| ************************************************************************/ |
| |
| static xmlSchemaAttrInfoPtr |
| xmlSchemaGetFreshAttrInfo(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaAttrInfoPtr iattr; |
| /* |
| * Grow/create list of attribute infos. |
| */ |
| if (vctxt->attrInfos == NULL) { |
| vctxt->attrInfos = (xmlSchemaAttrInfoPtr *) |
| xmlMalloc(sizeof(xmlSchemaAttrInfoPtr)); |
| vctxt->sizeAttrInfos = 1; |
| if (vctxt->attrInfos == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating attribute info list", NULL); |
| return (NULL); |
| } |
| } else if (vctxt->sizeAttrInfos <= vctxt->nbAttrInfos) { |
| vctxt->sizeAttrInfos++; |
| vctxt->attrInfos = (xmlSchemaAttrInfoPtr *) |
| xmlRealloc(vctxt->attrInfos, |
| vctxt->sizeAttrInfos * sizeof(xmlSchemaAttrInfoPtr)); |
| if (vctxt->attrInfos == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "re-allocating attribute info list", NULL); |
| return (NULL); |
| } |
| } else { |
| iattr = vctxt->attrInfos[vctxt->nbAttrInfos++]; |
| if (iattr->localName != NULL) { |
| VERROR_INT("xmlSchemaGetFreshAttrInfo", |
| "attr info not cleared"); |
| return (NULL); |
| } |
| iattr->nodeType = XML_ATTRIBUTE_NODE; |
| return (iattr); |
| } |
| /* |
| * Create an attribute info. |
| */ |
| iattr = (xmlSchemaAttrInfoPtr) |
| xmlMalloc(sizeof(xmlSchemaAttrInfo)); |
| if (iattr == NULL) { |
| xmlSchemaVErrMemory(vctxt, "creating new attribute info", NULL); |
| return (NULL); |
| } |
| memset(iattr, 0, sizeof(xmlSchemaAttrInfo)); |
| iattr->nodeType = XML_ATTRIBUTE_NODE; |
| vctxt->attrInfos[vctxt->nbAttrInfos++] = iattr; |
| |
| return (iattr); |
| } |
| |
| static int |
| xmlSchemaValidatorPushAttribute(xmlSchemaValidCtxtPtr vctxt, |
| xmlNodePtr attrNode, |
| const xmlChar *localName, |
| const xmlChar *nsName, |
| int ownedNames, |
| xmlChar *value, |
| int ownedValue) |
| { |
| xmlSchemaAttrInfoPtr attr; |
| |
| attr = xmlSchemaGetFreshAttrInfo(vctxt); |
| if (attr == NULL) { |
| VERROR_INT("xmlSchemaPushAttribute", |
| "calling xmlSchemaGetFreshAttrInfo()"); |
| return (-1); |
| } |
| attr->node = attrNode; |
| attr->state = XML_SCHEMAS_ATTR_UNKNOWN; |
| attr->localName = localName; |
| attr->nsName = nsName; |
| if (ownedNames) |
| attr->flags |= XML_SCHEMA_NODE_INFO_FLAG_OWNED_NAMES; |
| /* |
| * Evaluate if it's an XSI attribute. |
| */ |
| if (nsName != NULL) { |
| if (xmlStrEqual(localName, BAD_CAST "nil")) { |
| if (xmlStrEqual(attr->nsName, xmlSchemaInstanceNs)) { |
| attr->metaType = XML_SCHEMA_ATTR_INFO_META_XSI_NIL; |
| } |
| } else if (xmlStrEqual(localName, BAD_CAST "type")) { |
| if (xmlStrEqual(attr->nsName, xmlSchemaInstanceNs)) { |
| attr->metaType = XML_SCHEMA_ATTR_INFO_META_XSI_TYPE; |
| } |
| } else if (xmlStrEqual(localName, BAD_CAST "schemaLocation")) { |
| if (xmlStrEqual(attr->nsName, xmlSchemaInstanceNs)) { |
| attr->metaType = XML_SCHEMA_ATTR_INFO_META_XSI_SCHEMA_LOC; |
| } |
| } else if (xmlStrEqual(localName, BAD_CAST "noNamespaceSchemaLocation")) { |
| if (xmlStrEqual(attr->nsName, xmlSchemaInstanceNs)) { |
| attr->metaType = XML_SCHEMA_ATTR_INFO_META_XSI_NO_NS_SCHEMA_LOC; |
| } |
| } else if (xmlStrEqual(attr->nsName, xmlNamespaceNs)) { |
| attr->metaType = XML_SCHEMA_ATTR_INFO_META_XMLNS; |
| } |
| } |
| attr->value = value; |
| if (ownedValue) |
| attr->flags |= XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES; |
| if (attr->metaType != 0) |
| attr->state = XML_SCHEMAS_ATTR_META; |
| return (0); |
| } |
| |
| static void |
| xmlSchemaClearElemInfo(xmlSchemaNodeInfoPtr ielem) |
| { |
| if (ielem->flags & XML_SCHEMA_NODE_INFO_FLAG_OWNED_NAMES) { |
| FREE_AND_NULL(ielem->localName); |
| FREE_AND_NULL(ielem->nsName); |
| } else { |
| ielem->localName = NULL; |
| ielem->nsName = NULL; |
| } |
| if (ielem->flags & XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES) { |
| FREE_AND_NULL(ielem->value); |
| } else { |
| ielem->value = NULL; |
| } |
| if (ielem->val != NULL) { |
| xmlSchemaFreeValue(ielem->val); |
| ielem->val = NULL; |
| } |
| if (ielem->idcMatchers != NULL) { |
| xmlSchemaIDCFreeMatcherList(ielem->idcMatchers); |
| ielem->idcMatchers = NULL; |
| } |
| if (ielem->idcTable != NULL) { |
| xmlSchemaIDCFreeIDCTable(ielem->idcTable); |
| ielem->idcTable = NULL; |
| } |
| if (ielem->regexCtxt != NULL) { |
| xmlRegFreeExecCtxt(ielem->regexCtxt); |
| ielem->regexCtxt = NULL; |
| } |
| if (ielem->nsBindings != NULL) { |
| xmlFree((xmlChar **)ielem->nsBindings); |
| ielem->nsBindings = NULL; |
| ielem->nbNsBindings = 0; |
| ielem->sizeNsBindings = 0; |
| } |
| } |
| |
| /** |
| * xmlSchemaGetFreshElemInfo: |
| * @vctxt: the schema validation context |
| * |
| * Creates/reuses and initializes the element info item for |
| * the currect tree depth. |
| * |
| * Returns the element info item or NULL on API or internal errors. |
| */ |
| static xmlSchemaNodeInfoPtr |
| xmlSchemaGetFreshElemInfo(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaNodeInfoPtr info = NULL; |
| |
| if (vctxt->depth > vctxt->sizeElemInfos) { |
| VERROR_INT("xmlSchemaGetFreshElemInfo", |
| "inconsistent depth encountered"); |
| return (NULL); |
| } |
| if (vctxt->elemInfos == NULL) { |
| vctxt->elemInfos = (xmlSchemaNodeInfoPtr *) |
| xmlMalloc(10 * sizeof(xmlSchemaNodeInfoPtr)); |
| if (vctxt->elemInfos == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating the element info array", NULL); |
| return (NULL); |
| } |
| memset(vctxt->elemInfos, 0, 10 * sizeof(xmlSchemaNodeInfoPtr)); |
| vctxt->sizeElemInfos = 10; |
| } else if (vctxt->sizeElemInfos <= vctxt->depth) { |
| int i = vctxt->sizeElemInfos; |
| |
| vctxt->sizeElemInfos *= 2; |
| vctxt->elemInfos = (xmlSchemaNodeInfoPtr *) |
| xmlRealloc(vctxt->elemInfos, vctxt->sizeElemInfos * |
| sizeof(xmlSchemaNodeInfoPtr)); |
| if (vctxt->elemInfos == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "re-allocating the element info array", NULL); |
| return (NULL); |
| } |
| /* |
| * We need the new memory to be NULLed. |
| * TODO: Use memset instead? |
| */ |
| for (; i < vctxt->sizeElemInfos; i++) |
| vctxt->elemInfos[i] = NULL; |
| } else |
| info = vctxt->elemInfos[vctxt->depth]; |
| |
| if (info == NULL) { |
| info = (xmlSchemaNodeInfoPtr) |
| xmlMalloc(sizeof(xmlSchemaNodeInfo)); |
| if (info == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating an element info", NULL); |
| return (NULL); |
| } |
| vctxt->elemInfos[vctxt->depth] = info; |
| } else { |
| if (info->localName != NULL) { |
| VERROR_INT("xmlSchemaGetFreshElemInfo", |
| "elem info has not been cleared"); |
| return (NULL); |
| } |
| } |
| memset(info, 0, sizeof(xmlSchemaNodeInfo)); |
| info->nodeType = XML_ELEMENT_NODE; |
| info->depth = vctxt->depth; |
| |
| return (info); |
| } |
| |
| #define ACTIVATE_ATTRIBUTE(item) vctxt->inode = (xmlSchemaNodeInfoPtr) item; |
| #define ACTIVATE_ELEM vctxt->inode = vctxt->elemInfos[vctxt->depth]; |
| #define ACTIVATE_PARENT_ELEM vctxt->inode = vctxt->elemInfos[vctxt->depth -1]; |
| |
| static int |
| xmlSchemaValidateFacets(xmlSchemaAbstractCtxtPtr actxt, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| xmlSchemaValType valType, |
| const xmlChar * value, |
| xmlSchemaValPtr val, |
| unsigned long length, |
| int fireErrors) |
| { |
| int ret, error = 0; |
| |
| xmlSchemaTypePtr tmpType; |
| xmlSchemaFacetLinkPtr facetLink; |
| xmlSchemaFacetPtr facet; |
| unsigned long len = 0; |
| xmlSchemaWhitespaceValueType ws; |
| |
| /* |
| * In Libxml2, derived built-in types have currently no explicit facets. |
| */ |
| if (type->type == XML_SCHEMA_TYPE_BASIC) |
| return (0); |
| |
| /* |
| * NOTE: Do not jump away, if the facetSet of the given type is |
| * empty: until now, "pattern" and "enumeration" facets of the |
| * *base types* need to be checked as well. |
| */ |
| if (type->facetSet == NULL) |
| goto pattern_and_enum; |
| |
| if (! VARIETY_ATOMIC(type)) { |
| if (VARIETY_LIST(type)) |
| goto variety_list; |
| else |
| goto pattern_and_enum; |
| } |
| /* |
| * Whitespace handling is only of importance for string-based |
| * types. |
| */ |
| tmpType = xmlSchemaGetPrimitiveType(type); |
| if ((tmpType->builtInType == XML_SCHEMAS_STRING) || |
| IS_ANY_SIMPLE_TYPE(tmpType)) { |
| ws = xmlSchemaGetWhiteSpaceFacetValue(type); |
| } else |
| ws = XML_SCHEMA_WHITESPACE_COLLAPSE; |
| /* |
| * If the value was not computed (for string or |
| * anySimpleType based types), then use the provided |
| * type. |
| */ |
| if (val == NULL) |
| valType = valType; |
| else |
| valType = xmlSchemaGetValType(val); |
| |
| ret = 0; |
| for (facetLink = type->facetSet; facetLink != NULL; |
| facetLink = facetLink->next) { |
| /* |
| * Skip the pattern "whiteSpace": it is used to |
| * format the character content beforehand. |
| */ |
| switch (facetLink->facet->type) { |
| case XML_SCHEMA_FACET_WHITESPACE: |
| case XML_SCHEMA_FACET_PATTERN: |
| case XML_SCHEMA_FACET_ENUMERATION: |
| continue; |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| ret = xmlSchemaValidateLengthFacetWhtsp(facetLink->facet, |
| valType, value, val, &len, ws); |
| break; |
| default: |
| ret = xmlSchemaValidateFacetWhtsp(facetLink->facet, ws, |
| valType, value, val, ws); |
| break; |
| } |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaValidateFacets", |
| "validating against a atomic type facet"); |
| return (-1); |
| } else if (ret > 0) { |
| if (fireErrors) |
| xmlSchemaFacetErr(actxt, ret, node, |
| value, len, type, facetLink->facet, NULL, NULL, NULL); |
| else |
| return (ret); |
| if (error == 0) |
| error = ret; |
| } |
| ret = 0; |
| } |
| |
| variety_list: |
| if (! VARIETY_LIST(type)) |
| goto pattern_and_enum; |
| /* |
| * "length", "minLength" and "maxLength" of list types. |
| */ |
| ret = 0; |
| for (facetLink = type->facetSet; facetLink != NULL; |
| facetLink = facetLink->next) { |
| |
| switch (facetLink->facet->type) { |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| ret = xmlSchemaValidateListSimpleTypeFacet(facetLink->facet, |
| value, length, NULL); |
| break; |
| default: |
| continue; |
| } |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaValidateFacets", |
| "validating against a list type facet"); |
| return (-1); |
| } else if (ret > 0) { |
| if (fireErrors) |
| xmlSchemaFacetErr(actxt, ret, node, |
| value, length, type, facetLink->facet, NULL, NULL, NULL); |
| else |
| return (ret); |
| if (error == 0) |
| error = ret; |
| } |
| ret = 0; |
| } |
| |
| pattern_and_enum: |
| if (error >= 0) { |
| int found = 0; |
| /* |
| * Process enumerations. Facet values are in the value space |
| * of the defining type's base type. This seems to be a bug in the |
| * XML Schema 1.0 spec. Use the whitespace type of the base type. |
| * Only the first set of enumerations in the ancestor-or-self axis |
| * is used for validation. |
| */ |
| ret = 0; |
| tmpType = type; |
| do { |
| for (facet = tmpType->facets; facet != NULL; facet = facet->next) { |
| if (facet->type != XML_SCHEMA_FACET_ENUMERATION) |
| continue; |
| found = 1; |
| ret = xmlSchemaAreValuesEqual(facet->val, val); |
| if (ret == 1) |
| break; |
| else if (ret < 0) { |
| AERROR_INT("xmlSchemaValidateFacets", |
| "validating against an enumeration facet"); |
| return (-1); |
| } |
| } |
| if (ret != 0) |
| break; |
| tmpType = tmpType->baseType; |
| } while ((tmpType != NULL) && |
| (tmpType->type != XML_SCHEMA_TYPE_BASIC)); |
| if (found && (ret == 0)) { |
| ret = XML_SCHEMAV_CVC_ENUMERATION_VALID; |
| if (fireErrors) { |
| xmlSchemaFacetErr(actxt, ret, node, |
| value, 0, type, NULL, NULL, NULL, NULL); |
| } else |
| return (ret); |
| if (error == 0) |
| error = ret; |
| } |
| } |
| |
| if (error >= 0) { |
| int found; |
| /* |
| * Process patters. Pattern facets are ORed at type level |
| * and ANDed if derived. Walk the base type axis. |
| */ |
| tmpType = type; |
| facet = NULL; |
| do { |
| found = 0; |
| for (facetLink = tmpType->facetSet; facetLink != NULL; |
| facetLink = facetLink->next) { |
| if (facetLink->facet->type != XML_SCHEMA_FACET_PATTERN) |
| continue; |
| found = 1; |
| /* |
| * NOTE that for patterns, @value needs to be the |
| * normalized vaule. |
| */ |
| ret = xmlRegexpExec(facetLink->facet->regexp, value); |
| if (ret == 1) |
| break; |
| else if (ret < 0) { |
| AERROR_INT("xmlSchemaValidateFacets", |
| "validating against a pattern facet"); |
| return (-1); |
| } else { |
| /* |
| * Save the last non-validating facet. |
| */ |
| facet = facetLink->facet; |
| } |
| } |
| if (found && (ret != 1)) { |
| ret = XML_SCHEMAV_CVC_PATTERN_VALID; |
| if (fireErrors) { |
| xmlSchemaFacetErr(actxt, ret, node, |
| value, 0, type, facet, NULL, NULL, NULL); |
| } else |
| return (ret); |
| if (error == 0) |
| error = ret; |
| break; |
| } |
| tmpType = tmpType->baseType; |
| } while ((tmpType != NULL) && (tmpType->type != XML_SCHEMA_TYPE_BASIC)); |
| } |
| |
| return (error); |
| } |
| |
| static xmlChar * |
| xmlSchemaNormalizeValue(xmlSchemaTypePtr type, |
| const xmlChar *value) |
| { |
| switch (xmlSchemaGetWhiteSpaceFacetValue(type)) { |
| case XML_SCHEMA_WHITESPACE_COLLAPSE: |
| return (xmlSchemaCollapseString(value)); |
| case XML_SCHEMA_WHITESPACE_REPLACE: |
| return (xmlSchemaWhiteSpaceReplace(value)); |
| default: |
| return (NULL); |
| } |
| } |
| |
| static int |
| xmlSchemaValidateQName(xmlSchemaValidCtxtPtr vctxt, |
| const xmlChar *value, |
| xmlSchemaValPtr *val, |
| int valNeeded) |
| { |
| int ret; |
| const xmlChar *nsName; |
| xmlChar *local, *prefix = NULL; |
| |
| ret = xmlValidateQName(value, 1); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaValidateQName", |
| "calling xmlValidateQName()"); |
| return (-1); |
| } |
| return( XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1); |
| } |
| /* |
| * NOTE: xmlSplitQName2 will always return a duplicated |
| * strings. |
| */ |
| local = xmlSplitQName2(value, &prefix); |
| if (local == NULL) |
| local = xmlStrdup(value); |
| /* |
| * OPTIMIZE TODO: Use flags for: |
| * - is there any namespace binding? |
| * - is there a default namespace? |
| */ |
| nsName = xmlSchemaLookupNamespace(vctxt, prefix); |
| |
| if (prefix != NULL) { |
| xmlFree(prefix); |
| /* |
| * A namespace must be found if the prefix is |
| * NOT NULL. |
| */ |
| if (nsName == NULL) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, ret, NULL, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "The QName value '%s' has no " |
| "corresponding namespace declaration in " |
| "scope", value, NULL); |
| if (local != NULL) |
| xmlFree(local); |
| return (ret); |
| } |
| } |
| if (valNeeded && val) { |
| if (nsName != NULL) |
| *val = xmlSchemaNewQNameValue( |
| BAD_CAST xmlStrdup(nsName), BAD_CAST local); |
| else |
| *val = xmlSchemaNewQNameValue(NULL, |
| BAD_CAST local); |
| } else |
| xmlFree(local); |
| return (0); |
| } |
| |
| /* |
| * cvc-simple-type |
| */ |
| static int |
| xmlSchemaVCheckCVCSimpleType(xmlSchemaAbstractCtxtPtr actxt, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlSchemaValPtr *retVal, |
| int fireErrors, |
| int normalize, |
| int isNormalized) |
| { |
| int ret = 0, valNeeded = (retVal) ? 1 : 0; |
| xmlSchemaValPtr val = NULL; |
| xmlSchemaWhitespaceValueType ws; |
| xmlChar *normValue = NULL; |
| |
| #define NORMALIZE(atype) \ |
| if ((! isNormalized) && \ |
| (normalize || (type->flags & XML_SCHEMAS_TYPE_NORMVALUENEEDED))) { \ |
| normValue = xmlSchemaNormalizeValue(atype, value); \ |
| if (normValue != NULL) \ |
| value = normValue; \ |
| isNormalized = 1; \ |
| } |
| |
| if ((retVal != NULL) && (*retVal != NULL)) { |
| xmlSchemaFreeValue(*retVal); |
| *retVal = NULL; |
| } |
| /* |
| * 3.14.4 Simple Type Definition Validation Rules |
| * Validation Rule: String Valid |
| */ |
| /* |
| * 1 It is schema-valid with respect to that definition as defined |
| * by Datatype Valid in [XML Schemas: Datatypes]. |
| */ |
| /* |
| * 2.1 If The definition is ENTITY or is validly derived from ENTITY given |
| * the empty set, as defined in Type Derivation OK (Simple) (§3.14.6), then |
| * the string must be a ·declared entity name·. |
| */ |
| /* |
| * 2.2 If The definition is ENTITIES or is validly derived from ENTITIES |
| * given the empty set, as defined in Type Derivation OK (Simple) (§3.14.6), |
| * then every whitespace-delimited substring of the string must be a ·declared |
| * entity name·. |
| */ |
| /* |
| * 2.3 otherwise no further condition applies. |
| */ |
| if ((! valNeeded) && (type->flags & XML_SCHEMAS_TYPE_FACETSNEEDVALUE)) |
| valNeeded = 1; |
| if (value == NULL) |
| value = BAD_CAST ""; |
| if (IS_ANY_SIMPLE_TYPE(type) || VARIETY_ATOMIC(type)) { |
| xmlSchemaTypePtr biType; /* The built-in type. */ |
| /* |
| * SPEC (1.2.1) "if {variety} is ·atomic· then the string must ·match· |
| * a literal in the ·lexical space· of {base type definition}" |
| */ |
| /* |
| * Whitespace-normalize. |
| */ |
| NORMALIZE(type); |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| /* |
| * Get the built-in type. |
| */ |
| biType = type->baseType; |
| while ((biType != NULL) && |
| (biType->type != XML_SCHEMA_TYPE_BASIC)) |
| biType = biType->baseType; |
| |
| if (biType == NULL) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "could not get the built-in type"); |
| goto internal_error; |
| } |
| } else |
| biType = type; |
| /* |
| * NOTATIONs need to be processed here, since they need |
| * to lookup in the hashtable of NOTATION declarations of the schema. |
| */ |
| if (actxt->type == XML_SCHEMA_CTXT_VALIDATOR) { |
| switch (biType->builtInType) { |
| case XML_SCHEMAS_NOTATION: |
| ret = xmlSchemaValidateNotation( |
| (xmlSchemaValidCtxtPtr) actxt, |
| ((xmlSchemaValidCtxtPtr) actxt)->schema, |
| NULL, value, &val, valNeeded); |
| break; |
| case XML_SCHEMAS_QNAME: |
| ret = xmlSchemaValidateQName((xmlSchemaValidCtxtPtr) actxt, |
| value, &val, valNeeded); |
| break; |
| default: |
| ws = xmlSchemaGetWhiteSpaceFacetValue(type); |
| if (valNeeded) |
| ret = xmlSchemaValPredefTypeNodeNoNorm(biType, |
| value, &val, NULL); |
| else |
| ret = xmlSchemaValPredefTypeNodeNoNorm(biType, |
| value, NULL, NULL); |
| break; |
| } |
| } else if (actxt->type == XML_SCHEMA_CTXT_PARSER) { |
| switch (biType->builtInType) { |
| case XML_SCHEMAS_NOTATION: |
| ret = xmlSchemaValidateNotation(NULL, |
| ((xmlSchemaParserCtxtPtr) actxt)->schema, node, |
| value, &val, valNeeded); |
| break; |
| default: |
| ws = xmlSchemaGetWhiteSpaceFacetValue(type); |
| if (valNeeded) |
| ret = xmlSchemaValPredefTypeNodeNoNorm(biType, |
| value, &val, node); |
| else |
| ret = xmlSchemaValPredefTypeNodeNoNorm(biType, |
| value, NULL, node); |
| break; |
| } |
| } else { |
| /* |
| * Validation via a public API is not implemented yet. |
| */ |
| TODO |
| goto internal_error; |
| } |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating against a built-in type"); |
| goto internal_error; |
| } |
| if (VARIETY_LIST(type)) |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| else |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| } |
| if ((ret == 0) && (type->flags & XML_SCHEMAS_TYPE_HAS_FACETS)) { |
| /* |
| * Check facets. |
| */ |
| ret = xmlSchemaValidateFacets(actxt, node, type, |
| (xmlSchemaValType) biType->builtInType, value, val, |
| 0, fireErrors); |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating facets of atomic simple type"); |
| goto internal_error; |
| } |
| if (VARIETY_LIST(type)) |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| else |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| } |
| } |
| if (fireErrors && (ret > 0)) |
| xmlSchemaSimpleTypeErr(actxt, ret, node, value, type, 1); |
| } else if (VARIETY_LIST(type)) { |
| |
| xmlSchemaTypePtr itemType; |
| const xmlChar *cur, *end; |
| xmlChar *tmpValue = NULL; |
| unsigned long len = 0; |
| xmlSchemaValPtr prevVal = NULL, curVal = NULL; |
| /* 1.2.2 if {variety} is ·list· then the string must be a sequence |
| * of white space separated tokens, each of which ·match·es a literal |
| * in the ·lexical space· of {item type definition} |
| */ |
| /* |
| * Note that XML_SCHEMAS_TYPE_NORMVALUENEEDED will be set if |
| * the list type has an enum or pattern facet. |
| */ |
| NORMALIZE(type); |
| /* |
| * VAL TODO: Optimize validation of empty values. |
| * VAL TODO: We do not have computed values for lists. |
| */ |
| itemType = GET_LIST_ITEM_TYPE(type); |
| cur = value; |
| do { |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| end = cur; |
| while ((*end != 0) && (!(IS_BLANK_CH(*end)))) |
| end++; |
| if (end == cur) |
| break; |
| tmpValue = xmlStrndup(cur, end - cur); |
| len++; |
| |
| if (valNeeded) |
| ret = xmlSchemaVCheckCVCSimpleType(actxt, node, itemType, |
| tmpValue, &curVal, fireErrors, 0, 1); |
| else |
| ret = xmlSchemaVCheckCVCSimpleType(actxt, node, itemType, |
| tmpValue, NULL, fireErrors, 0, 1); |
| FREE_AND_NULL(tmpValue); |
| if (curVal != NULL) { |
| /* |
| * Add to list of computed values. |
| */ |
| if (val == NULL) |
| val = curVal; |
| else |
| xmlSchemaValueAppend(prevVal, curVal); |
| prevVal = curVal; |
| curVal = NULL; |
| } |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating an item of list simple type"); |
| goto internal_error; |
| } |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| break; |
| } |
| cur = end; |
| } while (*cur != 0); |
| FREE_AND_NULL(tmpValue); |
| if ((ret == 0) && (type->flags & XML_SCHEMAS_TYPE_HAS_FACETS)) { |
| /* |
| * Apply facets (pattern, enumeration). |
| */ |
| ret = xmlSchemaValidateFacets(actxt, node, type, |
| XML_SCHEMAS_UNKNOWN, value, val, |
| len, fireErrors); |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating facets of list simple type"); |
| goto internal_error; |
| } |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| } |
| } |
| if (fireErrors && (ret > 0)) { |
| /* |
| * Report the normalized value. |
| */ |
| normalize = 1; |
| NORMALIZE(type); |
| xmlSchemaSimpleTypeErr(actxt, ret, node, value, type, 1); |
| } |
| } else if (VARIETY_UNION(type)) { |
| xmlSchemaTypeLinkPtr memberLink; |
| /* |
| * TODO: For all datatypes ·derived· by ·union· whiteSpace does |
| * not apply directly; however, the normalization behavior of ·union· |
| * types is controlled by the value of whiteSpace on that one of the |
| * ·memberTypes· against which the ·union· is successfully validated. |
| * |
| * This means that the value is normalized by the first validating |
| * member type, then the facets of the union type are applied. This |
| * needs changing of the value! |
| */ |
| |
| /* |
| * 1.2.3 if {variety} is ·union· then the string must ·match· a |
| * literal in the ·lexical space· of at least one member of |
| * {member type definitions} |
| */ |
| memberLink = xmlSchemaGetUnionSimpleTypeMemberTypes(type); |
| if (memberLink == NULL) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "union simple type has no member types"); |
| goto internal_error; |
| } |
| /* |
| * Always normalize union type values, since we currently |
| * cannot store the whitespace information with the value |
| * itself; otherwise a later value-comparison would be |
| * not possible. |
| */ |
| while (memberLink != NULL) { |
| if (valNeeded) |
| ret = xmlSchemaVCheckCVCSimpleType(actxt, node, |
| memberLink->type, value, &val, 0, 1, 0); |
| else |
| ret = xmlSchemaVCheckCVCSimpleType(actxt, node, |
| memberLink->type, value, NULL, 0, 1, 0); |
| if (ret <= 0) |
| break; |
| memberLink = memberLink->next; |
| } |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating members of union simple type"); |
| goto internal_error; |
| } |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_3; |
| } |
| /* |
| * Apply facets (pattern, enumeration). |
| */ |
| if ((ret == 0) && (type->flags & XML_SCHEMAS_TYPE_HAS_FACETS)) { |
| /* |
| * The normalization behavior of ·union· types is controlled by |
| * the value of whiteSpace on that one of the ·memberTypes· |
| * against which the ·union· is successfully validated. |
| */ |
| NORMALIZE(memberLink->type); |
| ret = xmlSchemaValidateFacets(actxt, node, type, |
| XML_SCHEMAS_UNKNOWN, value, val, |
| 0, fireErrors); |
| if (ret != 0) { |
| if (ret < 0) { |
| AERROR_INT("xmlSchemaVCheckCVCSimpleType", |
| "validating facets of union simple type"); |
| goto internal_error; |
| } |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_3; |
| } |
| } |
| if (fireErrors && (ret > 0)) |
| xmlSchemaSimpleTypeErr(actxt, ret, node, value, type, 1); |
| } |
| |
| if (normValue != NULL) |
| xmlFree(normValue); |
| if (ret == 0) { |
| if (retVal != NULL) |
| *retVal = val; |
| else if (val != NULL) |
| xmlSchemaFreeValue(val); |
| } else if (val != NULL) |
| xmlSchemaFreeValue(val); |
| return (ret); |
| internal_error: |
| if (normValue != NULL) |
| xmlFree(normValue); |
| if (val != NULL) |
| xmlSchemaFreeValue(val); |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaVExpandQName(xmlSchemaValidCtxtPtr vctxt, |
| const xmlChar *value, |
| const xmlChar **nsName, |
| const xmlChar **localName) |
| { |
| int ret = 0; |
| |
| if ((nsName == NULL) || (localName == NULL)) |
| return (-1); |
| *nsName = NULL; |
| *localName = NULL; |
| |
| ret = xmlValidateQName(value, 1); |
| if (ret == -1) |
| return (-1); |
| if (ret > 0) { |
| xmlSchemaSimpleTypeErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1, NULL, |
| value, xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), 1); |
| return (1); |
| } |
| { |
| xmlChar *local = NULL; |
| xmlChar *prefix; |
| |
| /* |
| * NOTE: xmlSplitQName2 will return a duplicated |
| * string. |
| */ |
| local = xmlSplitQName2(value, &prefix); |
| VAL_CREATE_DICT; |
| if (local == NULL) |
| *localName = xmlDictLookup(vctxt->dict, value, -1); |
| else { |
| *localName = xmlDictLookup(vctxt->dict, local, -1); |
| xmlFree(local); |
| } |
| |
| *nsName = xmlSchemaLookupNamespace(vctxt, prefix); |
| |
| if (prefix != NULL) { |
| xmlFree(prefix); |
| /* |
| * A namespace must be found if the prefix is NOT NULL. |
| */ |
| if (*nsName == NULL) { |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1, NULL, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "The QName value '%s' has no " |
| "corresponding namespace declaration in scope", |
| value, NULL); |
| return (2); |
| } |
| } |
| } |
| return (0); |
| } |
| |
| static int |
| xmlSchemaProcessXSIType(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaAttrInfoPtr iattr, |
| xmlSchemaTypePtr *localType, |
| xmlSchemaElementPtr elemDecl) |
| { |
| int ret = 0; |
| /* |
| * cvc-elt (3.3.4) : (4) |
| * AND |
| * Schema-Validity Assessment (Element) (cvc-assess-elt) |
| * (1.2.1.2.1) - (1.2.1.2.4) |
| * Handle 'xsi:type'. |
| */ |
| if (localType == NULL) |
| return (-1); |
| *localType = NULL; |
| if (iattr == NULL) |
| return (0); |
| else { |
| const xmlChar *nsName = NULL, *local = NULL; |
| /* |
| * TODO: We should report a *warning* that the type was overriden |
| * by the instance. |
| */ |
| ACTIVATE_ATTRIBUTE(iattr); |
| /* |
| * (cvc-elt) (3.3.4) : (4.1) |
| * (cvc-assess-elt) (1.2.1.2.2) |
| */ |
| ret = xmlSchemaVExpandQName(vctxt, iattr->value, |
| &nsName, &local); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidateElementByDeclaration", |
| "calling xmlSchemaQNameExpand() to validate the " |
| "attribute 'xsi:type'"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| /* |
| * (cvc-elt) (3.3.4) : (4.2) |
| * (cvc-assess-elt) (1.2.1.2.3) |
| */ |
| *localType = xmlSchemaGetType(vctxt->schema, local, nsName); |
| if (*localType == NULL) { |
| xmlChar *str = NULL; |
| |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_ELT_4_2, NULL, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "The QName value '%s' of the xsi:type attribute does not " |
| "resolve to a type definition", |
| xmlSchemaFormatQName(&str, nsName, local), NULL); |
| FREE_AND_NULL(str); |
| ret = vctxt->err; |
| goto exit; |
| } |
| if (elemDecl != NULL) { |
| int set = 0; |
| |
| /* |
| * SPEC cvc-elt (3.3.4) : (4.3) (Type Derivation OK) |
| * "The ·local type definition· must be validly |
| * derived from the {type definition} given the union of |
| * the {disallowed substitutions} and the {type definition}'s |
| * {prohibited substitutions}, as defined in |
| * Type Derivation OK (Complex) (§3.4.6) |
| * (if it is a complex type definition), |
| * or given {disallowed substitutions} as defined in Type |
| * Derivation OK (Simple) (§3.14.6) (if it is a simple type |
| * definition)." |
| * |
| * {disallowed substitutions}: the "block" on the element decl. |
| * {prohibited substitutions}: the "block" on the type def. |
| */ |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_BLOCK_EXTENSION) || |
| (elemDecl->subtypes->flags & |
| XML_SCHEMAS_TYPE_BLOCK_EXTENSION)) |
| set |= SUBSET_EXTENSION; |
| |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_BLOCK_RESTRICTION) || |
| (elemDecl->subtypes->flags & |
| XML_SCHEMAS_TYPE_BLOCK_RESTRICTION)) |
| set |= SUBSET_RESTRICTION; |
| |
| if (xmlSchemaCheckCOSDerivedOK(*localType, |
| elemDecl->subtypes, set) != 0) { |
| xmlChar *str = NULL; |
| |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_ELT_4_3, NULL, NULL, |
| "The type definition '%s', specified by xsi:type, is " |
| "blocked or not validly derived from the type definition " |
| "of the element declaration", |
| xmlSchemaFormatQName(&str, |
| (*localType)->targetNamespace, |
| (*localType)->name), |
| NULL); |
| FREE_AND_NULL(str); |
| ret = vctxt->err; |
| *localType = NULL; |
| } |
| } |
| } |
| exit: |
| ACTIVATE_ELEM; |
| return (ret); |
| internal_error: |
| ACTIVATE_ELEM; |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaValidateElemDecl(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaElementPtr elemDecl = vctxt->inode->decl; |
| xmlSchemaTypePtr actualType = ELEM_TYPE(elemDecl); |
| |
| /* |
| * cvc-elt (3.3.4) : 1 |
| */ |
| if (elemDecl == NULL) { |
| VERROR(XML_SCHEMAV_CVC_ELT_1, NULL, |
| "No matching declaration available"); |
| return (vctxt->err); |
| } |
| /* |
| * cvc-elt (3.3.4) : 2 |
| */ |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_ABSTRACT) { |
| VERROR(XML_SCHEMAV_CVC_ELT_2, NULL, |
| "The element declaration is abstract"); |
| return (vctxt->err); |
| } |
| if (actualType == NULL) { |
| VERROR(XML_SCHEMAV_CVC_TYPE_1, NULL, |
| "The type definition is absent"); |
| return (XML_SCHEMAV_CVC_TYPE_1); |
| } |
| if (vctxt->nbAttrInfos != 0) { |
| int ret; |
| xmlSchemaAttrInfoPtr iattr; |
| /* |
| * cvc-elt (3.3.4) : 3 |
| * Handle 'xsi:nil'. |
| */ |
| iattr = xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_NIL); |
| if (iattr) { |
| ACTIVATE_ATTRIBUTE(iattr); |
| /* |
| * Validate the value. |
| */ |
| ret = xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) vctxt, NULL, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| iattr->value, &(iattr->val), 1, 0, 0); |
| ACTIVATE_ELEM; |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidateElemDecl", |
| "calling xmlSchemaVCheckCVCSimpleType() to " |
| "validate the attribute 'xsi:nil'"); |
| return (-1); |
| } |
| if (ret == 0) { |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_NILLABLE) == 0) { |
| /* |
| * cvc-elt (3.3.4) : 3.1 |
| */ |
| VERROR(XML_SCHEMAV_CVC_ELT_3_1, NULL, |
| "The element is not 'nillable'"); |
| /* Does not return an error on purpose. */ |
| } else { |
| if (xmlSchemaValueGetAsBoolean(iattr->val)) { |
| /* |
| * cvc-elt (3.3.4) : 3.2.2 |
| */ |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_FIXED) && |
| (elemDecl->value != NULL)) { |
| VERROR(XML_SCHEMAV_CVC_ELT_3_2_2, NULL, |
| "The element cannot be 'nilled' because " |
| "there is a fixed value constraint defined " |
| "for it"); |
| /* Does not return an error on purpose. */ |
| } else |
| vctxt->inode->flags |= |
| XML_SCHEMA_ELEM_INFO_NILLED; |
| } |
| } |
| } |
| } |
| /* |
| * cvc-elt (3.3.4) : 4 |
| * Handle 'xsi:type'. |
| */ |
| iattr = xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_TYPE); |
| if (iattr) { |
| xmlSchemaTypePtr localType = NULL; |
| |
| ret = xmlSchemaProcessXSIType(vctxt, iattr, &localType, |
| elemDecl); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaValidateElemDecl", |
| "calling xmlSchemaProcessXSIType() to " |
| "process the attribute 'xsi:type'"); |
| return (-1); |
| } |
| /* Does not return an error on purpose. */ |
| } |
| if (localType != NULL) { |
| vctxt->inode->flags |= XML_SCHEMA_ELEM_INFO_LOCAL_TYPE; |
| actualType = localType; |
| } |
| } |
| } |
| /* |
| * IDC: Register identity-constraint XPath matchers. |
| */ |
| if ((elemDecl->idcs != NULL) && |
| (xmlSchemaIDCRegisterMatchers(vctxt, elemDecl) == -1)) |
| return (-1); |
| /* |
| * No actual type definition. |
| */ |
| if (actualType == NULL) { |
| VERROR(XML_SCHEMAV_CVC_TYPE_1, NULL, |
| "The type definition is absent"); |
| return (XML_SCHEMAV_CVC_TYPE_1); |
| } |
| /* |
| * Remember the actual type definition. |
| */ |
| vctxt->inode->typeDef = actualType; |
| |
| return (0); |
| } |
| |
| static int |
| xmlSchemaVAttributesSimple(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaAttrInfoPtr iattr; |
| int ret = 0, i; |
| |
| /* |
| * SPEC cvc-type (3.1.1) |
| * "The attributes of must be empty, excepting those whose namespace |
| * name is identical to http://www.w3.org/2001/XMLSchema-instance and |
| * whose local name is one of type, nil, schemaLocation or |
| * noNamespaceSchemaLocation." |
| */ |
| if (vctxt->nbAttrInfos == 0) |
| return (0); |
| for (i = 0; i < vctxt->nbAttrInfos; i++) { |
| iattr = vctxt->attrInfos[i]; |
| if (! iattr->metaType) { |
| ACTIVATE_ATTRIBUTE(iattr) |
| xmlSchemaIllegalAttrErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_TYPE_3_1_1, iattr, NULL); |
| ret = XML_SCHEMAV_CVC_TYPE_3_1_1; |
| } |
| } |
| ACTIVATE_ELEM |
| return (ret); |
| } |
| |
| /* |
| * Cleanup currently used attribute infos. |
| */ |
| static void |
| xmlSchemaClearAttrInfos(xmlSchemaValidCtxtPtr vctxt) |
| { |
| int i; |
| xmlSchemaAttrInfoPtr attr; |
| |
| if (vctxt->nbAttrInfos == 0) |
| return; |
| for (i = 0; i < vctxt->nbAttrInfos; i++) { |
| attr = vctxt->attrInfos[i]; |
| if (attr->flags & XML_SCHEMA_NODE_INFO_FLAG_OWNED_NAMES) { |
| if (attr->localName != NULL) |
| xmlFree((xmlChar *) attr->localName); |
| if (attr->nsName != NULL) |
| xmlFree((xmlChar *) attr->nsName); |
| } |
| if (attr->flags & XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES) { |
| if (attr->value != NULL) |
| xmlFree((xmlChar *) attr->value); |
| } |
| if (attr->val != NULL) { |
| xmlSchemaFreeValue(attr->val); |
| attr->val = NULL; |
| } |
| memset(attr, 0, sizeof(xmlSchemaAttrInfo)); |
| } |
| vctxt->nbAttrInfos = 0; |
| } |
| |
| /* |
| * 3.4.4 Complex Type Definition Validation Rules |
| * Element Locally Valid (Complex Type) (cvc-complex-type) |
| * 3.2.4 Attribute Declaration Validation Rules |
| * Validation Rule: Attribute Locally Valid (cvc-attribute) |
| * Attribute Locally Valid (Use) (cvc-au) |
| * |
| * Only "assessed" attribute information items will be visible to |
| * IDCs. I.e. not "lax" (without declaration) and "skip" wild attributes. |
| */ |
| static int |
| xmlSchemaVAttributesComplex(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaTypePtr type = vctxt->inode->typeDef; |
| xmlSchemaAttributeLinkPtr attrUseLink; |
| xmlSchemaAttributePtr attrUse = NULL, attrDecl = NULL; |
| xmlSchemaAttrInfoPtr attr, tmpAttr; |
| int i, found, nbAttrs; |
| int xpathRes = 0, res, wildIDs = 0, fixed; |
| |
| /* |
| * SPEC (cvc-attribute) |
| * (1) "The declaration must not be ·absent· (see Missing |
| * Sub-components (§5.3) for how this can fail to be |
| * the case)." |
| * (2) "Its {type definition} must not be absent." |
| * |
| * NOTE (1) + (2): This is not handled here, since we currently do not |
| * allow validation against schemas which have missing sub-components. |
| * |
| * SPEC (cvc-complex-type) |
| * (3) "For each attribute information item in the element information |
| * item's [attributes] excepting those whose [namespace name] is |
| * identical to http://www.w3.org/2001/XMLSchema-instance and whose |
| * [local name] is one of type, nil, schemaLocation or |
| * noNamespaceSchemaLocation, the appropriate case among the following |
| * must be true: |
| * |
| */ |
| nbAttrs = vctxt->nbAttrInfos; |
| for (attrUseLink = type->attributeUses; attrUseLink != NULL; |
| attrUseLink = attrUseLink->next) { |
| |
| found = 0; |
| attrUse = attrUseLink->attr; |
| /* |
| * VAL TODO: Implement a real "attribute use" component. |
| */ |
| if (attrUse->refDecl != NULL) |
| attrDecl = attrUse->refDecl; |
| else |
| attrDecl = attrUse; |
| for (i = 0; i < nbAttrs; i++) { |
| attr = vctxt->attrInfos[i]; |
| /* |
| * SPEC (cvc-complex-type) (3) |
| * Skip meta attributes. |
| */ |
| if (attr->metaType) |
| continue; |
| if (attr->localName[0] != attrDecl->name[0]) |
| continue; |
| if (!xmlStrEqual(attr->localName, attrDecl->name)) |
| continue; |
| if (!xmlStrEqual(attr->nsName, attrDecl->targetNamespace)) |
| continue; |
| found = 1; |
| /* |
| * SPEC (cvc-complex-type) |
| * (3.1) "If there is among the {attribute uses} an attribute |
| * use with an {attribute declaration} whose {name} matches |
| * the attribute information item's [local name] and whose |
| * {target namespace} is identical to the attribute information |
| * item's [namespace name] (where an ·absent· {target namespace} |
| * is taken to be identical to a [namespace name] with no value), |
| * then the attribute information must be ·valid· with respect |
| * to that attribute use as per Attribute Locally Valid (Use) |
| * (§3.5.4). In this case the {attribute declaration} of that |
| * attribute use is the ·context-determined declaration· for the |
| * attribute information item with respect to Schema-Validity |
| * Assessment (Attribute) (§3.2.4) and |
| * Assessment Outcome (Attribute) (§3.2.5). |
| */ |
| attr->state = XML_SCHEMAS_ATTR_ASSESSED; |
| attr->use = attrUse; |
| /* |
| * Context-determined declaration. |
| */ |
| attr->decl = attrDecl; |
| attr->typeDef = attrDecl->subtypes; |
| break; |
| } |
| |
| if (found) |
| continue; |
| |
| if (attrUse->occurs == XML_SCHEMAS_ATTR_USE_REQUIRED) { |
| /* |
| * Handle non-existent, required attributes. |
| * |
| * SPEC (cvc-complex-type) |
| * (4) "The {attribute declaration} of each attribute use in |
| * the {attribute uses} whose {required} is true matches one |
| * of the attribute information items in the element information |
| * item's [attributes] as per clause 3.1 above." |
| */ |
| tmpAttr = xmlSchemaGetFreshAttrInfo(vctxt); |
| if (tmpAttr == NULL) { |
| VERROR_INT( |
| "xmlSchemaVAttributesComplex", |
| "calling xmlSchemaGetFreshAttrInfo()"); |
| return (-1); |
| } |
| tmpAttr->state = XML_SCHEMAS_ATTR_ERR_MISSING; |
| tmpAttr->use = attrUse; |
| tmpAttr->decl = attrDecl; |
| } else if ((attrUse->occurs == XML_SCHEMAS_ATTR_USE_OPTIONAL) && |
| ((attrUse->defValue != NULL) || |
| (attrDecl->defValue != NULL))) { |
| /* |
| * Handle non-existent, optional, default/fixed attributes. |
| */ |
| tmpAttr = xmlSchemaGetFreshAttrInfo(vctxt); |
| if (tmpAttr == NULL) { |
| VERROR_INT( |
| "xmlSchemaVAttributesComplex", |
| "calling xmlSchemaGetFreshAttrInfo()"); |
| return (-1); |
| } |
| tmpAttr->state = XML_SCHEMAS_ATTR_DEFAULT; |
| tmpAttr->use = attrUse; |
| tmpAttr->decl = attrDecl; |
| tmpAttr->typeDef = attrDecl->subtypes; |
| tmpAttr->localName = attrDecl->name; |
| tmpAttr->nsName = attrDecl->targetNamespace; |
| } |
| } |
| if (vctxt->nbAttrInfos == 0) |
| return (0); |
| /* |
| * Validate against the wildcard. |
| */ |
| if (type->attributeWildcard != NULL) { |
| /* |
| * SPEC (cvc-complex-type) |
| * (3.2.1) "There must be an {attribute wildcard}." |
| */ |
| for (i = 0; i < nbAttrs; i++) { |
| attr = vctxt->attrInfos[i]; |
| /* |
| * SPEC (cvc-complex-type) (3) |
| * Skip meta attributes. |
| */ |
| if (attr->state != XML_SCHEMAS_ATTR_UNKNOWN) |
| continue; |
| /* |
| * SPEC (cvc-complex-type) |
| * (3.2.2) "The attribute information item must be ·valid· with |
| * respect to it as defined in Item Valid (Wildcard) (§3.10.4)." |
| * |
| * SPEC Item Valid (Wildcard) (cvc-wildcard) |
| * "... its [namespace name] must be ·valid· with respect to |
| * the wildcard constraint, as defined in Wildcard allows |
| * Namespace Name (§3.10.4)." |
| */ |
| if (xmlSchemaCheckCVCWildcardNamespace(type->attributeWildcard, |
| attr->nsName)) { |
| /* |
| * Handle processContents. |
| * |
| * SPEC (cvc-wildcard): |
| * processContents | context-determined declaration: |
| * "strict" "mustFind" |
| * "lax" "none" |
| * "skip" "skip" |
| */ |
| if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_SKIP) { |
| /* |
| * context-determined declaration = "skip" |
| * |
| * SPEC PSVI Assessment Outcome (Attribute) |
| * [validity] = "notKnown" |
| * [validation attempted] = "none" |
| */ |
| attr->state = XML_SCHEMAS_ATTR_WILD_SKIP; |
| continue; |
| } |
| /* |
| * Find an attribute declaration. |
| */ |
| attr->decl = xmlSchemaGetAttributeDecl(vctxt->schema, |
| attr->localName, attr->nsName); |
| if (attr->decl != NULL) { |
| attr->state = XML_SCHEMAS_ATTR_ASSESSED; |
| /* |
| * SPEC (cvc-complex-type) |
| * (5) "Let [Definition:] the wild IDs be the set of |
| * all attribute information item to which clause 3.2 |
| * applied and whose ·validation· resulted in a |
| * ·context-determined declaration· of mustFind or no |
| * ·context-determined declaration· at all, and whose |
| * [local name] and [namespace name] resolve (as |
| * defined by QName resolution (Instance) (§3.15.4)) to |
| * an attribute declaration whose {type definition} is |
| * or is derived from ID. Then all of the following |
| * must be true:" |
| */ |
| attr->typeDef = attr->decl->subtypes; |
| if (xmlSchemaIsDerivedFromBuiltInType( |
| attr->typeDef, XML_SCHEMAS_ID)) { |
| /* |
| * SPEC (5.1) "There must be no more than one |
| * item in ·wild IDs·." |
| */ |
| if (wildIDs != 0) { |
| /* VAL TODO */ |
| attr->state = XML_SCHEMAS_ATTR_ERR_WILD_DUPLICATE_ID; |
| TODO |
| continue; |
| } |
| wildIDs++; |
| /* |
| * SPEC (cvc-complex-type) |
| * (5.2) "If ·wild IDs· is non-empty, there must not |
| * be any attribute uses among the {attribute uses} |
| * whose {attribute declaration}'s {type definition} |
| * is or is derived from ID." |
| */ |
| for (attrUseLink = type->attributeUses; |
| attrUseLink != NULL; |
| attrUseLink = attrUseLink->next) { |
| if (xmlSchemaIsDerivedFromBuiltInType( |
| attrUseLink->attr->subtypes, |
| XML_SCHEMAS_ID)) { |
| /* VAL TODO */ |
| attr->state = XML_SCHEMAS_ATTR_ERR_WILD_AND_USE_ID; |
| TODO |
| } |
| } |
| } |
| } else if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_LAX) { |
| attr->state = XML_SCHEMAS_ATTR_WILD_LAX_NO_DECL; |
| /* |
| * SPEC PSVI Assessment Outcome (Attribute) |
| * [validity] = "notKnown" |
| * [validation attempted] = "none" |
| */ |
| } else { |
| attr->state = XML_SCHEMAS_ATTR_ERR_WILD_STRICT_NO_DECL; |
| } |
| } |
| } |
| } |
| |
| |
| if (vctxt->nbAttrInfos == 0) |
| return (0); |
| |
| /* |
| * Validate values, create default attributes, evaluate IDCs. |
| */ |
| for (i = 0; i < vctxt->nbAttrInfos; i++) { |
| attr = vctxt->attrInfos[i]; |
| /* |
| * VAL TODO: Note that we won't try to resolve IDCs to |
| * "lax" and "skip" validated attributes. Check what to |
| * do in this case. |
| */ |
| if ((attr->state != XML_SCHEMAS_ATTR_ASSESSED) && |
| (attr->state != XML_SCHEMAS_ATTR_DEFAULT)) |
| continue; |
| /* |
| * VAL TODO: What to do if the type definition is missing? |
| */ |
| if (attr->typeDef == NULL) { |
| attr->state = XML_SCHEMAS_ATTR_ERR_NO_TYPE; |
| continue; |
| } |
| |
| ACTIVATE_ATTRIBUTE(attr); |
| fixed = 0; |
| xpathRes = 0; |
| |
| if (vctxt->xpathStates != NULL) { |
| /* |
| * Evaluate IDCs. |
| */ |
| xpathRes = xmlSchemaXPathEvaluate(vctxt, |
| XML_ATTRIBUTE_NODE); |
| if (xpathRes == -1) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "calling xmlSchemaXPathEvaluate()"); |
| goto internal_error; |
| } |
| } |
| |
| if (attr->state == XML_SCHEMAS_ATTR_DEFAULT) { |
| /* |
| * Default/fixed attributes. |
| */ |
| if (xpathRes) { |
| if (attr->use->defValue == NULL) { |
| attr->value = (xmlChar *) attr->use->defValue; |
| attr->val = attr->use->defVal; |
| } else { |
| attr->value = (xmlChar *) attr->decl->defValue; |
| attr->val = attr->decl->defVal; |
| } |
| /* |
| * IDCs will consume the precomputed default value, |
| * so we need to clone it. |
| */ |
| if (attr->val == NULL) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "default/fixed value on an attribute use was " |
| "not precomputed"); |
| goto internal_error; |
| } |
| attr->val = xmlSchemaCopyValue(attr->val); |
| if (attr->val == NULL) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "calling xmlSchemaCopyValue()"); |
| goto internal_error; |
| } |
| } |
| /* |
| * PSVI: Add the default attribute to the current element. |
| * VAL TODO: Should we use the *normalized* value? This currently |
| * uses the *initial* value. |
| */ |
| if ((vctxt->options & XML_SCHEMA_VAL_VC_I_CREATE) && |
| (attr->node != NULL) && (attr->node->doc != NULL)) { |
| xmlChar *normValue; |
| const xmlChar *value; |
| |
| value = attr->value; |
| /* |
| * Normalize the value. |
| */ |
| normValue = xmlSchemaNormalizeValue(attr->typeDef, |
| attr->value); |
| if (normValue != NULL) |
| value = BAD_CAST normValue; |
| |
| if (attr->nsName == NULL) { |
| if (xmlNewProp(attr->node->parent, |
| attr->localName, value) == NULL) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "callling xmlNewProp()"); |
| if (normValue != NULL) |
| xmlFree(normValue); |
| goto internal_error; |
| } |
| } else { |
| xmlNsPtr ns; |
| |
| ns = xmlSearchNsByHref(attr->node->doc, |
| attr->node->parent, attr->nsName); |
| if (ns == NULL) { |
| xmlChar prefix[12]; |
| int counter = 0; |
| |
| /* |
| * Create a namespace declaration on the validation |
| * root node if no namespace declaration is in scope. |
| */ |
| do { |
| snprintf((char *) prefix, 12, "p%d", counter++); |
| ns = xmlSearchNs(attr->node->doc, |
| attr->node->parent, BAD_CAST prefix); |
| if (counter > 1000) { |
| VERROR_INT( |
| "xmlSchemaVAttributesComplex", |
| "could not compute a ns prefix for a " |
| "default/fixed attribute"); |
| if (normValue != NULL) |
| xmlFree(normValue); |
| goto internal_error; |
| } |
| } while (ns != NULL); |
| ns = xmlNewNs(vctxt->validationRoot, |
| attr->nsName, BAD_CAST prefix); |
| } |
| xmlNewNsProp(attr->node->parent, ns, |
| attr->localName, value); |
| } |
| if (normValue != NULL) |
| xmlFree(normValue); |
| } |
| /* |
| * Go directly to IDC evaluation. |
| */ |
| goto eval_idcs; |
| } |
| /* |
| * Validate the value. |
| */ |
| if (vctxt->value != NULL) { |
| /* |
| * Free last computed value; just for safety reasons. |
| */ |
| xmlSchemaFreeValue(vctxt->value); |
| vctxt->value = NULL; |
| } |
| /* |
| * Note that the attribute *use* can be unavailable, if |
| * the attribute was a wild attribute. |
| */ |
| if ((attr->decl->flags & XML_SCHEMAS_ATTR_FIXED) || |
| ((attr->use != NULL) && |
| (attr->use->flags & XML_SCHEMAS_ATTR_FIXED))) |
| fixed = 1; |
| else |
| fixed = 0; |
| /* |
| * SPEC (cvc-attribute) |
| * (3) "The item's ·normalized value· must be locally ·valid· |
| * with respect to that {type definition} as per |
| * String Valid (§3.14.4)." |
| * |
| * VAL TODO: Do we already have the |
| * "normalized attribute value" here? |
| */ |
| if (xpathRes || fixed) { |
| attr->flags |= XML_SCHEMA_NODE_INFO_VALUE_NEEDED; |
| /* |
| * Request a computed value. |
| */ |
| res = xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) vctxt, |
| attr->node, attr->typeDef, attr->value, &(attr->val), |
| 1, 1, 0); |
| } else { |
| res = xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) vctxt, |
| attr->node, attr->typeDef, attr->value, NULL, |
| 1, 0, 0); |
| } |
| |
| if (res != 0) { |
| if (res == -1) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "calling xmlSchemaStreamValidateSimpleTypeValue()"); |
| goto internal_error; |
| } |
| attr->state = XML_SCHEMAS_ATTR_INVALID_VALUE; |
| /* |
| * SPEC PSVI Assessment Outcome (Attribute) |
| * [validity] = "invalid" |
| */ |
| goto eval_idcs; |
| } |
| |
| if (fixed) { |
| int ws; |
| /* |
| * SPEC Attribute Locally Valid (Use) (cvc-au) |
| * "For an attribute information item to be·valid· |
| * with respect to an attribute use its *normalized* |
| * value· must match the *canonical* lexical |
| * representation of the attribute use's {value |
| * constraint}value, if it is present and fixed." |
| * |
| * VAL TODO: The requirement for the *canonical* value |
| * will be removed in XML Schema 1.1. |
| */ |
| /* |
| * SPEC Attribute Locally Valid (cvc-attribute) |
| * (4) "The item's *actual* value· must match the *value* of |
| * the {value constraint}, if it is present and fixed." |
| */ |
| ws = xmlSchemaGetWhiteSpaceFacetValue(attr->typeDef); |
| if (attr->val == NULL) { |
| /* VAL TODO: A value was not precomputed. */ |
| TODO |
| goto eval_idcs; |
| } |
| if ((attr->use != NULL) && |
| (attr->use->defValue != NULL)) { |
| if (attr->use->defVal == NULL) { |
| /* VAL TODO: A default value was not precomputed. */ |
| TODO |
| goto eval_idcs; |
| } |
| attr->vcValue = attr->use->defValue; |
| /* |
| if (xmlSchemaCompareValuesWhtsp(attr->val, |
| (xmlSchemaWhitespaceValueType) ws, |
| attr->use->defVal, |
| (xmlSchemaWhitespaceValueType) ws) != 0) { |
| */ |
| if (! xmlSchemaAreValuesEqual(attr->val, attr->use->defVal)) |
| attr->state = XML_SCHEMAS_ATTR_ERR_FIXED_VALUE; |
| } else { |
| if (attr->decl->defVal == NULL) { |
| /* VAL TODO: A default value was not precomputed. */ |
| TODO |
| goto eval_idcs; |
| } |
| attr->vcValue = attr->decl->defValue; |
| /* |
| if (xmlSchemaCompareValuesWhtsp(attr->val, |
| (xmlSchemaWhitespaceValueType) ws, |
| attrDecl->defVal, |
| (xmlSchemaWhitespaceValueType) ws) != 0) { |
| */ |
| if (! xmlSchemaAreValuesEqual(attr->val, attr->decl->defVal)) |
| attr->state = XML_SCHEMAS_ATTR_ERR_FIXED_VALUE; |
| } |
| /* |
| * [validity] = "valid" |
| */ |
| } |
| eval_idcs: |
| /* |
| * Evaluate IDCs. |
| */ |
| if (xpathRes) { |
| if (xmlSchemaXPathProcessHistory(vctxt, |
| vctxt->depth +1) == -1) { |
| VERROR_INT("xmlSchemaVAttributesComplex", |
| "calling xmlSchemaXPathEvaluate()"); |
| goto internal_error; |
| } |
| } |
| } |
| |
| /* |
| * Report errors. |
| */ |
| for (i = 0; i < vctxt->nbAttrInfos; i++) { |
| attr = vctxt->attrInfos[i]; |
| if ((attr->state == XML_SCHEMAS_ATTR_META) || |
| (attr->state == XML_SCHEMAS_ATTR_ASSESSED) || |
| (attr->state == XML_SCHEMAS_ATTR_WILD_SKIP) || |
| (attr->state == XML_SCHEMAS_ATTR_WILD_LAX_NO_DECL)) |
| continue; |
| ACTIVATE_ATTRIBUTE(attr); |
| switch (attr->state) { |
| case XML_SCHEMAS_ATTR_ERR_MISSING: { |
| xmlChar *str = NULL; |
| ACTIVATE_ELEM; |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_4, NULL, NULL, |
| "The attribute '%s' is required but missing", |
| xmlSchemaFormatQName(&str, |
| attr->decl->targetNamespace, |
| attr->decl->name), |
| NULL); |
| FREE_AND_NULL(str) |
| break; |
| } |
| case XML_SCHEMAS_ATTR_ERR_NO_TYPE: |
| VERROR(XML_SCHEMAV_CVC_ATTRIBUTE_2, NULL, |
| "The type definition is absent"); |
| break; |
| case XML_SCHEMAS_ATTR_ERR_FIXED_VALUE: |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_AU, NULL, NULL, |
| "The value '%s' does not match the fixed " |
| "value constraint '%s'", |
| attr->value, attr->vcValue); |
| break; |
| case XML_SCHEMAS_ATTR_ERR_WILD_STRICT_NO_DECL: |
| VERROR(XML_SCHEMAV_CVC_WILDCARD, NULL, |
| "No matching global attribute declaration available, but " |
| "demanded by the strict wildcard"); |
| break; |
| case XML_SCHEMAS_ATTR_UNKNOWN: |
| if (attr->metaType) |
| break; |
| /* |
| * MAYBE VAL TODO: One might report different error messages |
| * for the following errors. |
| */ |
| if (type->attributeWildcard == NULL) { |
| xmlSchemaIllegalAttrErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_3_2_1, attr, NULL); |
| } else { |
| xmlSchemaIllegalAttrErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_3_2_2, attr, NULL); |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| |
| ACTIVATE_ELEM; |
| return (0); |
| internal_error: |
| ACTIVATE_ELEM; |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaValidateElemWildcard(xmlSchemaValidCtxtPtr vctxt, |
| int *skip) |
| { |
| xmlSchemaWildcardPtr wild = (xmlSchemaWildcardPtr) vctxt->inode->decl; |
| /* |
| * The namespace of the element was already identified to be |
| * matching the wildcard. |
| */ |
| if ((skip == NULL) || (wild == NULL) || |
| (wild->type != XML_SCHEMA_TYPE_ANY)) { |
| VERROR_INT("xmlSchemaValidateElemWildcard", |
| "bad arguments"); |
| return (-1); |
| } |
| *skip = 0; |
| if (wild->negNsSet != NULL) { |
| /* |
| * URGENT VAL TODO: Fix the content model to reject |
| * "##other" wildcards. |
| */ |
| if (xmlSchemaCheckCVCWildcardNamespace(wild, |
| vctxt->inode->nsName) != 0) { |
| if ((wild->minOccurs == 1) && (wild->maxOccurs == 1)) { |
| xmlSchemaNodeInfoPtr pinode = vctxt->elemInfos[vctxt->depth -1]; |
| /* |
| * VAL TODO: Workaround possible *only* if minOccurs and |
| * maxOccurs are 1. |
| */ |
| xmlSchemaComplexTypeErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| /* VAL TODO: error code? */ |
| XML_SCHEMAV_ELEMENT_CONTENT, NULL, |
| (xmlSchemaTypePtr) wild, |
| "This element is not accepted by the wildcard", |
| 0, 0, NULL); |
| vctxt->skipDepth = vctxt->depth; |
| if ((pinode->flags & |
| XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT) == 0) |
| pinode->flags |= XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT; |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_ERR_NOT_EXPECTED; |
| return (XML_SCHEMAV_ELEMENT_CONTENT); |
| } |
| if (wild->processContents == XML_SCHEMAS_ANY_SKIP) { |
| *skip = 1; |
| return (0); |
| } |
| vctxt->inode->typeDef = |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| return (0); |
| } |
| } |
| if (wild->processContents == XML_SCHEMAS_ANY_SKIP) { |
| /* |
| * URGENT VAL TODO: Either we need to position the stream to the |
| * next sibling, or walk the whole subtree. |
| */ |
| *skip = 1; |
| return (0); |
| } |
| { |
| xmlSchemaElementPtr decl = NULL; |
| |
| decl = xmlHashLookup3(vctxt->schema->elemDecl, |
| vctxt->inode->localName, vctxt->inode->nsName, |
| NULL); |
| if (decl != NULL) { |
| vctxt->inode->decl = decl; |
| return (0); |
| } |
| } |
| if (wild->processContents == XML_SCHEMAS_ANY_STRICT) { |
| /* VAL TODO: Change to proper error code. */ |
| VERROR(XML_SCHEMAV_CVC_ELT_1, (xmlSchemaTypePtr) wild, |
| "No matching global element declaration available, but " |
| "demanded by the strict wildcard"); |
| return (vctxt->err); |
| } |
| if (vctxt->nbAttrInfos != 0) { |
| xmlSchemaAttrInfoPtr iattr; |
| /* |
| * SPEC Validation Rule: Schema-Validity Assessment (Element) |
| * (1.2.1.2.1) - (1.2.1.2.3 ) |
| * |
| * Use the xsi:type attribute for the type definition. |
| */ |
| iattr = xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_TYPE); |
| if (iattr != NULL) { |
| if (xmlSchemaProcessXSIType(vctxt, iattr, |
| &(vctxt->inode->typeDef), NULL) == -1) { |
| VERROR_INT("xmlSchemaValidateElemWildcard", |
| "calling xmlSchemaProcessXSIType() to " |
| "process the attribute 'xsi:nil'"); |
| return (-1); |
| } |
| /* |
| * Don't return an error on purpose. |
| */ |
| return (0); |
| } |
| } |
| /* |
| * SPEC Validation Rule: Schema-Validity Assessment (Element) |
| * |
| * Fallback to "anyType". |
| */ |
| vctxt->inode->typeDef = |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| return (0); |
| } |
| |
| /* |
| * xmlSchemaCheckCOSValidDefault: |
| * |
| * This will be called if: not nilled, no content and a default/fixed |
| * value is provided. |
| */ |
| |
| static int |
| xmlSchemaCheckCOSValidDefault(xmlSchemaValidCtxtPtr vctxt, |
| const xmlChar *value, |
| xmlSchemaValPtr *val) |
| { |
| int ret = 0; |
| xmlSchemaNodeInfoPtr inode = vctxt->inode; |
| |
| /* |
| * cos-valid-default: |
| * Schema Component Constraint: Element Default Valid (Immediate) |
| * For a string to be a valid default with respect to a type |
| * definition the appropriate case among the following must be true: |
| */ |
| if IS_COMPLEX_TYPE(inode->typeDef) { |
| /* |
| * Complex type. |
| * |
| * SPEC (2.1) "its {content type} must be a simple type definition |
| * or mixed." |
| * SPEC (2.2.2) "If the {content type} is mixed, then the {content |
| * type}'s particle must be ·emptiable· as defined by |
| * Particle Emptiable (§3.9.6)." |
| */ |
| if ((! HAS_SIMPLE_CONTENT(inode->typeDef)) && |
| ((! HAS_MIXED_CONTENT(inode->typeDef)) || |
| (! IS_PARTICLE_EMPTIABLE(inode->typeDef)))) { |
| ret = XML_SCHEMAP_COS_VALID_DEFAULT_2_1; |
| /* NOTE that this covers (2.2.2) as well. */ |
| VERROR(ret, NULL, |
| "For a string to be a valid default, the type definition " |
| "must be a simple type or a complex type with simple content " |
| "or mixed content and a particle emptiable"); |
| return(ret); |
| } |
| } |
| /* |
| * 1 If the type definition is a simple type definition, then the string |
| * must be ·valid· with respect to that definition as defined by String |
| * Valid (§3.14.4). |
| * |
| * AND |
| * |
| * 2.2.1 If the {content type} is a simple type definition, then the |
| * string must be ·valid· with respect to that simple type definition |
| * as defined by String Valid (§3.14.4). |
| */ |
| if (IS_SIMPLE_TYPE(inode->typeDef)) { |
| |
| ret = xmlSchemaVCheckCVCSimpleType((xmlSchemaAbstractCtxtPtr) vctxt, |
| NULL, inode->typeDef, value, val, 1, 1, 0); |
| |
| } else if (HAS_SIMPLE_CONTENT(inode->typeDef)) { |
| |
| ret = xmlSchemaVCheckCVCSimpleType((xmlSchemaAbstractCtxtPtr) vctxt, |
| NULL, inode->typeDef->contentTypeDef, value, val, 1, 1, 0); |
| } |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaCheckCOSValidDefault", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| } |
| return (ret); |
| } |
| |
| static void |
| xmlSchemaVContentModelCallback(xmlSchemaValidCtxtPtr vctxt ATTRIBUTE_UNUSED, |
| const xmlChar * name ATTRIBUTE_UNUSED, |
| xmlSchemaElementPtr item, |
| xmlSchemaNodeInfoPtr inode) |
| { |
| inode->decl = item; |
| #ifdef DEBUG_CONTENT |
| { |
| xmlChar *str = NULL; |
| |
| if (item->type == XML_SCHEMA_TYPE_ELEMENT) { |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON callback for '%s' [declaration]\n", |
| xmlSchemaFormatQName(&str, |
| inode->localName, inode->nsName)); |
| } else { |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON callback for '%s' [wildcard]\n", |
| xmlSchemaFormatQName(&str, |
| inode->localName, inode->nsName)); |
| |
| } |
| FREE_AND_NULL(str) |
| } |
| #endif |
| } |
| |
| static int |
| xmlSchemaValidatorPushElem(xmlSchemaValidCtxtPtr vctxt) |
| { |
| vctxt->inode = xmlSchemaGetFreshElemInfo(vctxt); |
| if (vctxt->inode == NULL) { |
| VERROR_INT("xmlSchemaValidatorPushElem", |
| "calling xmlSchemaGetFreshElemInfo()"); |
| return (-1); |
| } |
| vctxt->nbAttrInfos = 0; |
| return (0); |
| } |
| |
| static int |
| xmlSchemaVCheckINodeDataType(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaNodeInfoPtr inode, |
| xmlSchemaTypePtr type, |
| const xmlChar *value) |
| { |
| if (inode->flags & XML_SCHEMA_NODE_INFO_VALUE_NEEDED) |
| return (xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) vctxt, NULL, |
| type, value, &(inode->val), 1, 1, 0)); |
| else |
| return (xmlSchemaVCheckCVCSimpleType( |
| (xmlSchemaAbstractCtxtPtr) vctxt, NULL, |
| type, value, NULL, 1, 0, 0)); |
| } |
| |
| |
| |
| /* |
| * Process END of element. |
| */ |
| static int |
| xmlSchemaValidatorPopElem(xmlSchemaValidCtxtPtr vctxt) |
| { |
| int ret = 0; |
| xmlSchemaNodeInfoPtr inode = vctxt->inode; |
| |
| if (vctxt->nbAttrInfos != 0) |
| xmlSchemaClearAttrInfos(vctxt); |
| if (inode->flags & XML_SCHEMA_NODE_INFO_ERR_NOT_EXPECTED) { |
| /* |
| * This element was not expected; |
| * we will not validate child elements of broken parents. |
| * Skip validation of all content of the parent. |
| */ |
| vctxt->skipDepth = vctxt->depth -1; |
| goto end_elem; |
| } |
| if ((inode->typeDef == NULL) || |
| (inode->flags & XML_SCHEMA_NODE_INFO_ERR_BAD_TYPE)) { |
| /* |
| * 1. the type definition might be missing if the element was |
| * error prone |
| * 2. it might be abstract. |
| */ |
| goto end_elem; |
| } |
| /* |
| * Check the content model. |
| */ |
| if ((inode->typeDef->contentType == XML_SCHEMA_CONTENT_MIXED) || |
| (inode->typeDef->contentType == XML_SCHEMA_CONTENT_ELEMENTS)) { |
| |
| /* |
| * Workaround for "anyType". |
| */ |
| if (inode->typeDef->builtInType == XML_SCHEMAS_ANYTYPE) |
| goto character_content; |
| |
| if ((inode->flags & XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT) == 0) { |
| xmlChar *values[10]; |
| int terminal, nbval = 10, nbneg; |
| |
| if (inode->regexCtxt == NULL) { |
| /* |
| * Create the regex context. |
| */ |
| inode->regexCtxt = |
| xmlRegNewExecCtxt(inode->typeDef->contModel, |
| (xmlRegExecCallbacks) xmlSchemaVContentModelCallback, |
| vctxt); |
| if (inode->regexCtxt == NULL) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "failed to create a regex context"); |
| goto internal_error; |
| } |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON create on '%s'\n", inode->localName); |
| #endif |
| } |
| /* |
| * Get hold of the still expected content, since a further |
| * call to xmlRegExecPushString() will loose this information. |
| */ |
| xmlRegExecNextValues(inode->regexCtxt, |
| &nbval, &nbneg, &values[0], &terminal); |
| ret = xmlRegExecPushString(inode->regexCtxt, NULL, NULL); |
| if (ret <= 0) { |
| /* |
| * Still missing something. |
| */ |
| ret = 1; |
| inode->flags |= |
| XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT; |
| xmlSchemaComplexTypeErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_ELEMENT_CONTENT, NULL, NULL, |
| "Missing child element(s)", |
| nbval, nbneg, values); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON missing ERROR on '%s'\n", |
| inode->localName); |
| #endif |
| } else { |
| /* |
| * Content model is satisfied. |
| */ |
| ret = 0; |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON succeeded on '%s'\n", |
| inode->localName); |
| #endif |
| } |
| |
| } |
| } |
| if (inode->typeDef->contentType == XML_SCHEMA_CONTENT_ELEMENTS) |
| goto end_elem; |
| |
| character_content: |
| |
| if (vctxt->value != NULL) { |
| xmlSchemaFreeValue(vctxt->value); |
| vctxt->value = NULL; |
| } |
| /* |
| * Check character content. |
| */ |
| if (inode->decl == NULL) { |
| /* |
| * Speedup if no declaration exists. |
| */ |
| if (IS_SIMPLE_TYPE(inode->typeDef)) { |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef, inode->value); |
| } else if (HAS_SIMPLE_CONTENT(inode->typeDef)) { |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef->contentTypeDef, |
| inode->value); |
| } |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| goto internal_error; |
| } |
| goto end_elem; |
| } |
| /* |
| * cvc-elt (3.3.4) : 5 |
| * The appropriate case among the following must be true: |
| */ |
| /* |
| * cvc-elt (3.3.4) : 5.1 |
| * If the declaration has a {value constraint}, |
| * the item has neither element nor character [children] and |
| * clause 3.2 has not applied, then all of the following must be true: |
| */ |
| if ((inode->decl->value != NULL) && |
| (inode->flags & XML_SCHEMA_ELEM_INFO_EMPTY) && |
| (! INODE_NILLED(inode))) { |
| /* |
| * cvc-elt (3.3.4) : 5.1.1 |
| * If the ·actual type definition· is a ·local type definition· |
| * then the canonical lexical representation of the {value constraint} |
| * value must be a valid default for the ·actual type definition· as |
| * defined in Element Default Valid (Immediate) (§3.3.6). |
| */ |
| /* |
| * NOTE: 'local' above means types aquired by xsi:type. |
| * NOTE: Although the *canonical* value is stated, it is not |
| * relevant if canonical or not. Additionally XML Schema 1.1 |
| * will removed this requirement as well. |
| */ |
| if (inode->flags & XML_SCHEMA_ELEM_INFO_LOCAL_TYPE) { |
| |
| ret = xmlSchemaCheckCOSValidDefault(vctxt, |
| inode->decl->value, &(inode->val)); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "calling xmlSchemaCheckCOSValidDefault()"); |
| goto internal_error; |
| } |
| goto end_elem; |
| } |
| /* |
| * Stop here, to avoid redundant validation of the value |
| * (see following). |
| */ |
| goto default_psvi; |
| } |
| /* |
| * cvc-elt (3.3.4) : 5.1.2 |
| * The element information item with the canonical lexical |
| * representation of the {value constraint} value used as its |
| * ·normalized value· must be ·valid· with respect to the |
| * ·actual type definition· as defined by Element Locally Valid (Type) |
| * (§3.3.4). |
| */ |
| if (IS_SIMPLE_TYPE(inode->typeDef)) { |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef, inode->decl->value); |
| } else if (HAS_SIMPLE_CONTENT(inode->typeDef)) { |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef->contentTypeDef, |
| inode->decl->value); |
| } |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| goto internal_error; |
| } |
| goto end_elem; |
| } |
| |
| default_psvi: |
| /* |
| * PSVI: Create a text node on the instance element. |
| */ |
| if ((vctxt->options & XML_SCHEMA_VAL_VC_I_CREATE) && |
| (inode->node != NULL)) { |
| xmlNodePtr textChild; |
| xmlChar *normValue; |
| /* |
| * VAL TODO: Normalize the value. |
| */ |
| normValue = xmlSchemaNormalizeValue(inode->typeDef, |
| inode->decl->value); |
| if (normValue != NULL) { |
| textChild = xmlNewText(BAD_CAST normValue); |
| xmlFree(normValue); |
| } else |
| textChild = xmlNewText(inode->decl->value); |
| if (textChild == NULL) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "calling xmlNewText()"); |
| goto internal_error; |
| } else |
| xmlAddChild(inode->node, textChild); |
| } |
| |
| } else if (! INODE_NILLED(inode)) { |
| /* |
| * 5.2.1 The element information item must be ·valid· with respect |
| * to the ·actual type definition· as defined by Element Locally |
| * Valid (Type) (§3.3.4). |
| */ |
| if (IS_SIMPLE_TYPE(inode->typeDef)) { |
| /* |
| * SPEC (cvc-type) (3.1) |
| * "If the type definition is a simple type definition, ..." |
| * (3.1.3) "If clause 3.2 of Element Locally Valid |
| * (Element) (§3.3.4) did not apply, then the ·normalized value· |
| * must be ·valid· with respect to the type definition as defined |
| * by String Valid (§3.14.4). |
| */ |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef, inode->value); |
| } else if (HAS_SIMPLE_CONTENT(inode->typeDef)) { |
| /* |
| * SPEC (cvc-type) (3.2) "If the type definition is a complex type |
| * definition, then the element information item must be |
| * ·valid· with respect to the type definition as per |
| * Element Locally Valid (Complex Type) (§3.4.4);" |
| * |
| * SPEC (cvc-complex-type) (2.2) |
| * "If the {content type} is a simple type definition, ... |
| * the ·normalized value· of the element information item is |
| * ·valid· with respect to that simple type definition as |
| * defined by String Valid (§3.14.4)." |
| */ |
| ret = xmlSchemaVCheckINodeDataType(vctxt, |
| inode, inode->typeDef->contentTypeDef, inode->value); |
| } |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidatorPopElem", |
| "calling xmlSchemaVCheckCVCSimpleType()"); |
| goto internal_error; |
| } |
| goto end_elem; |
| } |
| /* |
| * 5.2.2 If there is a fixed {value constraint} and clause 3.2 has |
| * not applied, all of the following must be true: |
| */ |
| if ((inode->decl->value != NULL) && |
| (inode->decl->flags & XML_SCHEMAS_ELEM_FIXED)) { |
| |
| /* |
| * TODO: We will need a computed value, when comparison is |
| * done on computed values. |
| */ |
| /* |
| * 5.2.2.1 The element information item must have no element |
| * information item [children]. |
| */ |
| if (inode->flags & |
| XML_SCHEMA_ELEM_INFO_HAS_ELEM_CONTENT) { |
| ret = XML_SCHEMAV_CVC_ELT_5_2_2_1; |
| VERROR(ret, NULL, |
| "The content must not containt element nodes since " |
| "there is a fixed value constraint"); |
| goto end_elem; |
| } else { |
| /* |
| * 5.2.2.2 The appropriate case among the following must |
| * be true: |
| */ |
| if (HAS_MIXED_CONTENT(inode->typeDef)) { |
| /* |
| * 5.2.2.2.1 If the {content type} of the ·actual type |
| * definition· is mixed, then the *initial value* of the |
| * item must match the canonical lexical representation |
| * of the {value constraint} value. |
| * |
| * ... the *initial value* of an element information |
| * item is the string composed of, in order, the |
| * [character code] of each character information item in |
| * the [children] of that element information item. |
| */ |
| if (! xmlStrEqual(inode->value, inode->decl->value)){ |
| /* |
| * VAL TODO: Report invalid & expected values as well. |
| * VAL TODO: Implement the canonical stuff. |
| */ |
| ret = XML_SCHEMAV_CVC_ELT_5_2_2_2_1; |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| ret, NULL, NULL, |
| "The initial value '%s' does not match the fixed " |
| "value constraint '%s'", |
| inode->value, inode->decl->value); |
| goto end_elem; |
| } |
| } else if (HAS_SIMPLE_CONTENT(inode->typeDef)) { |
| /* |
| * 5.2.2.2.2 If the {content type} of the ·actual type |
| * definition· is a simple type definition, then the |
| * *actual value* of the item must match the canonical |
| * lexical representation of the {value constraint} value. |
| */ |
| /* |
| * VAL TODO: *actual value* is the normalized value, impl. |
| * this. |
| * VAL TODO: Report invalid & expected values as well. |
| * VAL TODO: Implement a comparison with the computed values. |
| */ |
| if (! xmlStrEqual(inode->value, |
| inode->decl->value)) { |
| ret = XML_SCHEMAV_CVC_ELT_5_2_2_2_2; |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| ret, NULL, NULL, |
| "The actual value '%s' does not match the fixed " |
| "value constraint '%s'", |
| inode->value, |
| inode->decl->value); |
| goto end_elem; |
| } |
| } |
| } |
| } |
| } |
| |
| end_elem: |
| if (vctxt->depth < 0) { |
| /* TODO: raise error? */ |
| return (0); |
| } |
| if (vctxt->depth == vctxt->skipDepth) |
| vctxt->skipDepth = -1; |
| /* |
| * Evaluate the history of XPath state objects. |
| */ |
| if (xmlSchemaXPathProcessHistory(vctxt, vctxt->depth) == -1) |
| goto internal_error; |
| /* |
| * TODO: 6 The element information item must be ·valid· with respect to each of |
| * the {identity-constraint definitions} as per Identity-constraint |
| * Satisfied (§3.11.4). |
| */ |
| /* |
| * Validate IDC keyrefs. |
| */ |
| if (xmlSchemaCheckCVCIDCKeyRef(vctxt) == -1) |
| goto internal_error; |
| /* |
| * Merge/free the IDC table. |
| */ |
| if (inode->idcTable != NULL) { |
| #ifdef DEBUG_IDC |
| xmlSchemaDebugDumpIDCTable(stdout, |
| inode->nsName, |
| inode->localName, |
| inode->idcTable); |
| #endif |
| if (vctxt->depth > 0) { |
| /* |
| * Merge the IDC node table with the table of the parent node. |
| */ |
| if (xmlSchemaBubbleIDCNodeTables(vctxt) == -1) |
| goto internal_error; |
| } |
| } |
| /* |
| * Clear the current ielem. |
| * VAL TODO: Don't free the PSVI IDC tables if they are |
| * requested for the PSVI. |
| */ |
| xmlSchemaClearElemInfo(inode); |
| /* |
| * Skip further processing if we are on the validation root. |
| */ |
| if (vctxt->depth == 0) { |
| vctxt->depth--; |
| vctxt->inode = NULL; |
| return (0); |
| } |
| /* |
| * Reset the bubbleDepth if needed. |
| */ |
| if (vctxt->aidcs != NULL) { |
| xmlSchemaIDCAugPtr aidc = vctxt->aidcs; |
| do { |
| if (aidc->bubbleDepth == vctxt->depth) { |
| /* |
| * A bubbleDepth of a key/unique IDC matches the current |
| * depth, this means that we are leaving the scope of the |
| * top-most keyref IDC. |
| */ |
| aidc->bubbleDepth = -1; |
| } |
| aidc = aidc->next; |
| } while (aidc != NULL); |
| } |
| vctxt->depth--; |
| vctxt->inode = vctxt->elemInfos[vctxt->depth]; |
| /* |
| * VAL TODO: 7 If the element information item is the ·validation root·, it must be |
| * ·valid· per Validation Root Valid (ID/IDREF) (§3.3.4). |
| */ |
| return (ret); |
| |
| internal_error: |
| vctxt->err = -1; |
| return (-1); |
| } |
| |
| /* |
| * 3.4.4 Complex Type Definition Validation Rules |
| * Validation Rule: Element Locally Valid (Complex Type) (cvc-complex-type) |
| */ |
| static int |
| xmlSchemaValidateChildElem(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlSchemaNodeInfoPtr pielem; |
| xmlSchemaTypePtr ptype; |
| int ret = 0; |
| |
| if (vctxt->depth <= 0) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "not intended for the validation root"); |
| return (-1); |
| } |
| pielem = vctxt->elemInfos[vctxt->depth -1]; |
| if (pielem->flags & XML_SCHEMA_ELEM_INFO_EMPTY) |
| pielem->flags ^= XML_SCHEMA_ELEM_INFO_EMPTY; |
| /* |
| * Handle 'nilled' elements. |
| */ |
| if (INODE_NILLED(pielem)) { |
| /* |
| * SPEC (cvc-elt) (3.3.4) : (3.2.1) |
| */ |
| ACTIVATE_PARENT_ELEM; |
| ret = XML_SCHEMAV_CVC_ELT_3_2_1; |
| VERROR(ret, NULL, |
| "Neither character nor element content is allowed, " |
| "because the element was 'nilled'"); |
| ACTIVATE_ELEM; |
| goto unexpected_elem; |
| } |
| |
| ptype = pielem->typeDef; |
| |
| if (ptype->builtInType == XML_SCHEMAS_ANYTYPE) { |
| /* |
| * Workaround for "anyType": we have currently no content model |
| * assigned for "anyType", so handle it explicitely. |
| * "anyType" has an unbounded, lax "any" wildcard. |
| */ |
| vctxt->inode->decl = xmlSchemaGetElem(vctxt->schema, |
| vctxt->inode->localName, |
| vctxt->inode->nsName); |
| |
| if (vctxt->inode->decl == NULL) { |
| xmlSchemaAttrInfoPtr iattr; |
| /* |
| * Process "xsi:type". |
| * SPEC (cvc-assess-elt) (1.2.1.2.1) - (1.2.1.2.3) |
| */ |
| iattr = xmlSchemaGetMetaAttrInfo(vctxt, |
| XML_SCHEMA_ATTR_INFO_META_XSI_TYPE); |
| if (iattr != NULL) { |
| ret = xmlSchemaProcessXSIType(vctxt, iattr, |
| &(vctxt->inode->typeDef), NULL); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "calling xmlSchemaProcessXSIType() to " |
| "process the attribute 'xsi:nil'"); |
| return (-1); |
| } |
| return (ret); |
| } |
| } else { |
| /* |
| * Fallback to "anyType". |
| * |
| * SPEC (cvc-assess-elt) |
| * "If the item cannot be ·strictly assessed·, [...] |
| * an element information item's schema validity may be laxly |
| * assessed if its ·context-determined declaration· is not |
| * skip by ·validating· with respect to the ·ur-type |
| * definition· as per Element Locally Valid (Type) (§3.3.4)." |
| */ |
| vctxt->inode->typeDef = |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| } |
| } |
| return (0); |
| } |
| |
| switch (ptype->contentType) { |
| case XML_SCHEMA_CONTENT_EMPTY: |
| /* |
| * SPEC (2.1) "If the {content type} is empty, then the |
| * element information item has no character or element |
| * information item [children]." |
| */ |
| ACTIVATE_PARENT_ELEM |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_1; |
| VERROR(ret, NULL, |
| "Element content is not allowed, " |
| "because the content type is empty"); |
| ACTIVATE_ELEM |
| goto unexpected_elem; |
| break; |
| |
| case XML_SCHEMA_CONTENT_MIXED: |
| case XML_SCHEMA_CONTENT_ELEMENTS: { |
| xmlRegExecCtxtPtr regexCtxt; |
| xmlChar *values[10]; |
| int terminal, nbval = 10, nbneg; |
| |
| /* VAL TODO: Optimized "anyType" validation.*/ |
| |
| if (ptype->contModel == NULL) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "type has elem content but no content model"); |
| return (-1); |
| } |
| /* |
| * Safety belf for evaluation if the cont. model was already |
| * examined to be invalid. |
| */ |
| if (pielem->flags & XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "validating elem, but elem content is already invalid"); |
| return (-1); |
| } |
| |
| regexCtxt = pielem->regexCtxt; |
| if (regexCtxt == NULL) { |
| /* |
| * Create the regex context. |
| */ |
| regexCtxt = xmlRegNewExecCtxt(ptype->contModel, |
| (xmlRegExecCallbacks) xmlSchemaVContentModelCallback, |
| vctxt); |
| if (regexCtxt == NULL) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "failed to create a regex context"); |
| return (-1); |
| } |
| pielem->regexCtxt = regexCtxt; |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, "AUTOMATA create on '%s'\n", |
| pielem->localName); |
| #endif |
| } |
| |
| /* |
| * SPEC (2.4) "If the {content type} is element-only or mixed, |
| * then the sequence of the element information item's |
| * element information item [children], if any, taken in |
| * order, is ·valid· with respect to the {content type}'s |
| * particle, as defined in Element Sequence Locally Valid |
| * (Particle) (§3.9.4)." |
| */ |
| ret = xmlRegExecPushString2(regexCtxt, |
| vctxt->inode->localName, |
| vctxt->inode->nsName, |
| vctxt->inode); |
| #ifdef DEBUG_AUTOMATA |
| if (ret < 0) |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON push ERROR for '%s' on '%s'\n", |
| vctxt->inode->localName, pielem->localName); |
| else |
| xmlGenericError(xmlGenericErrorContext, |
| "AUTOMATON push OK for '%s' on '%s'\n", |
| vctxt->inode->localName, pielem->localName); |
| #endif |
| if (vctxt->err == XML_SCHEMAV_INTERNAL) { |
| VERROR_INT("xmlSchemaValidateChildElem", |
| "calling xmlRegExecPushString2()"); |
| return (-1); |
| } |
| if (ret < 0) { |
| xmlRegExecErrInfo(regexCtxt, NULL, &nbval, &nbneg, |
| &values[0], &terminal); |
| xmlSchemaComplexTypeErr((xmlSchemaAbstractCtxtPtr) vctxt, |
| XML_SCHEMAV_ELEMENT_CONTENT, NULL,NULL, |
| "This element is not expected", |
| nbval, nbneg, values); |
| ret = vctxt->err; |
| goto unexpected_elem; |
| } else |
| ret = 0; |
| } |
| break; |
| case XML_SCHEMA_CONTENT_SIMPLE: |
| case XML_SCHEMA_CONTENT_BASIC: |
| ACTIVATE_PARENT_ELEM |
| if (IS_COMPLEX_TYPE(ptype)) { |
| /* |
| * SPEC (cvc-complex-type) (2.2) |
| * "If the {content type} is a simple type definition, then |
| * the element information item has no element information |
| * item [children], ..." |
| */ |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| VERROR(ret, NULL, "Element content is not allowed, " |
| "because the content type is a simple type definition"); |
| } else { |
| /* |
| * SPEC (cvc-type) (3.1.2) "The element information item must |
| * have no element information item [children]." |
| */ |
| ret = XML_SCHEMAV_CVC_TYPE_3_1_2; |
| VERROR(ret, NULL, "Element content is not allowed, " |
| "because the type definition is simple"); |
| } |
| ACTIVATE_ELEM |
| ret = vctxt->err; |
| goto unexpected_elem; |
| break; |
| |
| default: |
| break; |
| } |
| return (ret); |
| unexpected_elem: |
| /* |
| * Pop this element and set the skipDepth to skip |
| * all further content of the parent element. |
| */ |
| vctxt->skipDepth = vctxt->depth; |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_ERR_NOT_EXPECTED; |
| pielem->flags |= XML_SCHEMA_ELEM_INFO_ERR_BAD_CONTENT; |
| return (ret); |
| } |
| |
| #define XML_SCHEMA_PUSH_TEXT_PERSIST 1 |
| #define XML_SCHEMA_PUSH_TEXT_CREATED 2 |
| #define XML_SCHEMA_PUSH_TEXT_VOLATILE 3 |
| |
| static int |
| xmlSchemaVPushText(xmlSchemaValidCtxtPtr vctxt, |
| int nodeType, const xmlChar *value, int len, |
| int mode, int *consumed) |
| { |
| /* |
| * Unfortunately we have to duplicate the text sometimes. |
| * OPTIMIZE: Maybe we could skip it, if: |
| * 1. content type is simple |
| * 2. whitespace is "collapse" |
| * 3. it consists of whitespace only |
| * |
| * Process character content. |
| */ |
| if (consumed != NULL) |
| *consumed = 0; |
| if (INODE_NILLED(vctxt->inode)) { |
| /* |
| * SPEC cvc-elt (3.3.4 - 3.2.1) |
| * "The element information item must have no character or |
| * element information item [children]." |
| */ |
| VERROR(XML_SCHEMAV_CVC_ELT_3_2_1, NULL, |
| "Neither character nor element content is allowed " |
| "because the element is 'nilled'"); |
| return (vctxt->err); |
| } |
| /* |
| * SPEC (2.1) "If the {content type} is empty, then the |
| * element information item has no character or element |
| * information item [children]." |
| */ |
| if (vctxt->inode->typeDef->contentType == |
| XML_SCHEMA_CONTENT_EMPTY) { |
| VERROR(XML_SCHEMAV_CVC_COMPLEX_TYPE_2_1, NULL, |
| "Character content is not allowed, " |
| "because the content type is empty"); |
| return (vctxt->err); |
| } |
| |
| if (vctxt->inode->typeDef->contentType == |
| XML_SCHEMA_CONTENT_ELEMENTS) { |
| if ((nodeType != XML_TEXT_NODE) || |
| (! xmlSchemaIsBlank((xmlChar *) value, len))) { |
| /* |
| * SPEC cvc-complex-type (2.3) |
| * "If the {content type} is element-only, then the |
| * element information item has no character information |
| * item [children] other than those whose [character |
| * code] is defined as a white space in [XML 1.0 (Second |
| * Edition)]." |
| */ |
| VERROR(XML_SCHEMAV_CVC_COMPLEX_TYPE_2_3, NULL, |
| "Character content other than whitespace is not allowed " |
| "because the content type is 'element-only'"); |
| return (vctxt->err); |
| } |
| return (0); |
| } |
| |
| if ((value == NULL) || (value[0] == 0)) |
| return (0); |
| /* |
| * Save the value. |
| * NOTE that even if the content type is *mixed*, we need the |
| * *initial value* for default/fixed value constraints. |
| */ |
| if ((vctxt->inode->typeDef->contentType == XML_SCHEMA_CONTENT_MIXED) && |
| ((vctxt->inode->decl == NULL) || |
| (vctxt->inode->decl->value == NULL))) |
| return (0); |
| |
| if (vctxt->inode->value == NULL) { |
| /* |
| * Set the value. |
| */ |
| switch (mode) { |
| case XML_SCHEMA_PUSH_TEXT_PERSIST: |
| /* |
| * When working on a tree. |
| */ |
| vctxt->inode->value = value; |
| break; |
| case XML_SCHEMA_PUSH_TEXT_CREATED: |
| /* |
| * When working with the reader. |
| * The value will be freed by the element info. |
| */ |
| vctxt->inode->value = value; |
| if (consumed != NULL) |
| *consumed = 1; |
| vctxt->inode->flags |= |
| XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES; |
| break; |
| case XML_SCHEMA_PUSH_TEXT_VOLATILE: |
| /* |
| * When working with SAX. |
| * The value will be freed by the element info. |
| */ |
| if (len != -1) |
| vctxt->inode->value = BAD_CAST xmlStrndup(value, len); |
| else |
| vctxt->inode->value = BAD_CAST xmlStrdup(value); |
| vctxt->inode->flags |= |
| XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES; |
| break; |
| default: |
| break; |
| } |
| } else { |
| /* |
| * Concat the value. |
| */ |
| if (vctxt->inode->flags & XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES) { |
| vctxt->inode->value = BAD_CAST xmlStrncat( |
| (xmlChar *) vctxt->inode->value, value, len); |
| } else { |
| vctxt->inode->value = |
| BAD_CAST xmlStrncatNew(vctxt->inode->value, value, len); |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_FLAG_OWNED_VALUES; |
| } |
| } |
| |
| return (0); |
| } |
| |
| static int |
| xmlSchemaValidateElem(xmlSchemaValidCtxtPtr vctxt) |
| { |
| int ret = 0; |
| |
| if ((vctxt->skipDepth != -1) && |
| (vctxt->depth >= vctxt->skipDepth)) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "in skip-state"); |
| goto internal_error; |
| } |
| if (vctxt->xsiAssemble) { |
| if (xmlSchemaAssembleByXSI(vctxt) == -1) |
| goto internal_error; |
| } |
| if (vctxt->depth > 0) { |
| /* |
| * Validate this element against the content model |
| * of the parent. |
| */ |
| ret = xmlSchemaValidateChildElem(vctxt); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "calling xmlSchemaStreamValidateChildElement()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| if (vctxt->depth == vctxt->skipDepth) |
| goto exit; |
| if ((vctxt->inode->decl == NULL) && |
| (vctxt->inode->typeDef == NULL)) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "the child element was valid but neither the " |
| "declaration nor the type was set"); |
| goto internal_error; |
| } |
| } else { |
| /* |
| * Get the declaration of the validation root. |
| */ |
| vctxt->inode->decl = xmlSchemaGetElem(vctxt->schema, |
| vctxt->inode->localName, |
| vctxt->inode->nsName); |
| if (vctxt->inode->decl == NULL) { |
| ret = XML_SCHEMAV_CVC_ELT_1; |
| VERROR(ret, NULL, |
| "No matching global declaration available " |
| "for the validation root"); |
| goto exit; |
| } |
| } |
| |
| if (vctxt->inode->decl == NULL) |
| goto type_validation; |
| |
| if (vctxt->inode->decl->type == XML_SCHEMA_TYPE_ANY) { |
| int skip; |
| /* |
| * Wildcards. |
| */ |
| ret = xmlSchemaValidateElemWildcard(vctxt, &skip); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "calling xmlSchemaValidateElemWildcard()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| if (skip) { |
| vctxt->skipDepth = vctxt->depth; |
| goto exit; |
| } |
| /* |
| * The declaration might be set by the wildcard validation, |
| * when the processContents is "lax" or "strict". |
| */ |
| if (vctxt->inode->decl->type != XML_SCHEMA_TYPE_ELEMENT) { |
| /* |
| * Clear the "decl" field to not confuse further processing. |
| */ |
| vctxt->inode->decl = NULL; |
| goto type_validation; |
| } |
| } |
| /* |
| * Validate against the declaration. |
| */ |
| ret = xmlSchemaValidateElemDecl(vctxt); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "calling xmlSchemaValidateElemDecl()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| /* |
| * Validate against the type definition. |
| */ |
| type_validation: |
| |
| if (vctxt->inode->typeDef == NULL) { |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_ERR_BAD_TYPE; |
| ret = XML_SCHEMAV_CVC_TYPE_1; |
| VERROR(ret, NULL, |
| "The type definition is absent"); |
| goto exit; |
| } |
| if (vctxt->inode->typeDef->flags & XML_SCHEMAS_TYPE_ABSTRACT) { |
| vctxt->inode->flags |= XML_SCHEMA_NODE_INFO_ERR_BAD_TYPE; |
| ret = XML_SCHEMAV_CVC_TYPE_2; |
| VERROR(ret, NULL, |
| "The type definition is abstract"); |
| goto exit; |
| } |
| /* |
| * Evaluate IDCs. Do it here, since new IDC matchers are registered |
| * during validation against the declaration. This must be done |
| * _before_ attribute validation. |
| */ |
| ret = xmlSchemaXPathEvaluate(vctxt, XML_ELEMENT_NODE); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "calling xmlSchemaXPathEvaluate()"); |
| goto internal_error; |
| } |
| /* |
| * Validate attributes. |
| */ |
| if (IS_COMPLEX_TYPE(vctxt->inode->typeDef)) { |
| if ((vctxt->nbAttrInfos != 0) || |
| (vctxt->inode->typeDef->attributeUses != NULL)) { |
| |
| ret = xmlSchemaVAttributesComplex(vctxt); |
| } |
| } else if (vctxt->nbAttrInfos != 0) { |
| |
| ret = xmlSchemaVAttributesSimple(vctxt); |
| } |
| /* |
| * Clear registered attributes. |
| */ |
| if (vctxt->nbAttrInfos != 0) |
| xmlSchemaClearAttrInfos(vctxt); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaValidateElem", |
| "calling attributes validation"); |
| goto internal_error; |
| } |
| /* |
| * Don't return an error if attributes are invalid on purpose. |
| */ |
| ret = 0; |
| |
| exit: |
| if (ret != 0) |
| vctxt->skipDepth = vctxt->depth; |
| return (ret); |
| internal_error: |
| return (-1); |
| } |
| |
| #ifdef XML_SCHEMA_READER_ENABLED |
| static int |
| xmlSchemaVReaderWalk(xmlSchemaValidCtxtPtr vctxt) |
| { |
| const int WHTSP = 13, SIGN_WHTSP = 14, END_ELEM = 15; |
| int depth, nodeType, ret = 0, consumed; |
| xmlSchemaNodeInfoPtr ielem; |
| |
| vctxt->depth = -1; |
| ret = xmlTextReaderRead(vctxt->reader); |
| /* |
| * Move to the document element. |
| */ |
| while (ret == 1) { |
| nodeType = xmlTextReaderNodeType(vctxt->reader); |
| if (nodeType == XML_ELEMENT_NODE) |
| goto root_found; |
| ret = xmlTextReaderRead(vctxt->reader); |
| } |
| goto exit; |
| |
| root_found: |
| |
| do { |
| depth = xmlTextReaderDepth(vctxt->reader); |
| nodeType = xmlTextReaderNodeType(vctxt->reader); |
| |
| if (nodeType == XML_ELEMENT_NODE) { |
| |
| vctxt->depth++; |
| if (xmlSchemaValidatorPushElem(vctxt) == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlSchemaValidatorPushElem()"); |
| goto internal_error; |
| } |
| ielem = vctxt->inode; |
| ielem->localName = xmlTextReaderLocalName(vctxt->reader); |
| ielem->nsName = xmlTextReaderNamespaceUri(vctxt->reader); |
| ielem->flags |= XML_SCHEMA_NODE_INFO_FLAG_OWNED_NAMES; |
| /* |
| * Is the element empty? |
| */ |
| ret = xmlTextReaderIsEmptyElement(vctxt->reader); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlTextReaderIsEmptyElement()"); |
| goto internal_error; |
| } |
| if (ret) { |
| ielem->flags |= XML_SCHEMA_ELEM_INFO_EMPTY; |
| } |
| /* |
| * Register attributes. |
| */ |
| vctxt->nbAttrInfos = 0; |
| ret = xmlTextReaderMoveToFirstAttribute(vctxt->reader); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlTextReaderMoveToFirstAttribute()"); |
| goto internal_error; |
| } |
| if (ret == 1) { |
| do { |
| /* |
| * VAL TODO: How do we know that the reader works on a |
| * node tree, to be able to pass a node here? |
| */ |
| if (xmlSchemaValidatorPushAttribute(vctxt, NULL, |
| (const xmlChar *) xmlTextReaderLocalName(vctxt->reader), |
| xmlTextReaderNamespaceUri(vctxt->reader), 1, |
| xmlTextReaderValue(vctxt->reader), 1) == -1) { |
| |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlSchemaValidatorPushAttribute()"); |
| goto internal_error; |
| } |
| ret = xmlTextReaderMoveToNextAttribute(vctxt->reader); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlTextReaderMoveToFirstAttribute()"); |
| goto internal_error; |
| } |
| } while (ret == 1); |
| /* |
| * Back to element position. |
| */ |
| ret = xmlTextReaderMoveToElement(vctxt->reader); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlTextReaderMoveToElement()"); |
| goto internal_error; |
| } |
| } |
| /* |
| * Validate the element. |
| */ |
| ret= xmlSchemaValidateElem(vctxt); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlSchemaValidateElem()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| if (vctxt->depth == vctxt->skipDepth) { |
| int curDepth; |
| /* |
| * Skip all content. |
| */ |
| if ((ielem->flags & XML_SCHEMA_ELEM_INFO_EMPTY) == 0) { |
| ret = xmlTextReaderRead(vctxt->reader); |
| curDepth = xmlTextReaderDepth(vctxt->reader); |
| while ((ret == 1) && (curDepth != depth)) { |
| ret = xmlTextReaderRead(vctxt->reader); |
| curDepth = xmlTextReaderDepth(vctxt->reader); |
| } |
| if (ret < 0) { |
| /* |
| * VAL TODO: A reader error occured; what to do here? |
| */ |
| ret = 1; |
| goto exit; |
| } |
| } |
| goto leave_elem; |
| } |
| /* |
| * READER VAL TODO: Is an END_ELEM really never called |
| * if the elem is empty? |
| */ |
| if (ielem->flags & XML_SCHEMA_ELEM_INFO_EMPTY) |
| goto leave_elem; |
| } else if (nodeType == END_ELEM) { |
| /* |
| * Process END of element. |
| */ |
| leave_elem: |
| ret = xmlSchemaValidatorPopElem(vctxt); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlSchemaValidatorPopElem()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| if (vctxt->depth >= 0) |
| ielem = vctxt->inode; |
| else |
| ielem = NULL; |
| } else if ((nodeType == XML_TEXT_NODE) || |
| (nodeType == XML_CDATA_SECTION_NODE) || |
| (nodeType == WHTSP) || |
| (nodeType == SIGN_WHTSP)) { |
| /* |
| * Process character content. |
| */ |
| xmlChar *value; |
| |
| if ((nodeType == WHTSP) || (nodeType == SIGN_WHTSP)) |
| nodeType = XML_TEXT_NODE; |
| |
| value = xmlTextReaderValue(vctxt->reader); |
| ret = xmlSchemaVPushText(vctxt, nodeType, BAD_CAST value, |
| -1, XML_SCHEMA_PUSH_TEXT_CREATED, &consumed); |
| if (! consumed) |
| xmlFree(value); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaVReaderWalk", |
| "calling xmlSchemaVPushText()"); |
| goto internal_error; |
| } |
| } else if ((nodeType == XML_ENTITY_NODE) || |
| (nodeType == XML_ENTITY_REF_NODE)) { |
| /* |
| * VAL TODO: What to do with entities? |
| */ |
| TODO |
| } |
| /* |
| * Read next node. |
| */ |
| ret = xmlTextReaderRead(vctxt->reader); |
| } while (ret == 1); |
| |
| exit: |
| return (ret); |
| internal_error: |
| return (-1); |
| } |
| #endif |
| |
| /************************************************************************ |
| * * |
| * SAX validation handlers * |
| * * |
| ************************************************************************/ |
| |
| #ifdef XML_SCHEMA_SAX_ENABLED |
| /* |
| * Process text content. |
| */ |
| static void |
| xmlSchemaSAXHandleText(void *ctx, |
| const xmlChar * ch, |
| int len) |
| { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctx; |
| |
| if (vctxt->depth < 0) |
| return; |
| if ((vctxt->skipDepth != -1) && (vctxt->depth >= vctxt->skipDepth)) |
| return; |
| if (vctxt->inode->flags & XML_SCHEMA_ELEM_INFO_EMPTY) |
| vctxt->inode->flags ^= XML_SCHEMA_ELEM_INFO_EMPTY; |
| if (xmlSchemaVPushText(vctxt, XML_TEXT_NODE, ch, len, |
| XML_SCHEMA_PUSH_TEXT_VOLATILE, NULL) == -1) { |
| VERROR_INT("xmlSchemaSAXHandleCDataSection", |
| "calling xmlSchemaVPushText()"); |
| vctxt->err = -1; |
| xmlStopParser(vctxt->parserCtxt); |
| } |
| } |
| |
| /* |
| * Process CDATA content. |
| */ |
| static void |
| xmlSchemaSAXHandleCDataSection(void *ctx, |
| const xmlChar * ch, |
| int len) |
| { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctx; |
| |
| if (vctxt->depth < 0) |
| return; |
| if ((vctxt->skipDepth != -1) && (vctxt->depth >= vctxt->skipDepth)) |
| return; |
| if (vctxt->inode->flags & XML_SCHEMA_ELEM_INFO_EMPTY) |
| vctxt->inode->flags ^= XML_SCHEMA_ELEM_INFO_EMPTY; |
| if (xmlSchemaVPushText(vctxt, XML_CDATA_SECTION_NODE, ch, len, |
| XML_SCHEMA_PUSH_TEXT_VOLATILE, NULL) == -1) { |
| VERROR_INT("xmlSchemaSAXHandleCDataSection", |
| "calling xmlSchemaVPushText()"); |
| vctxt->err = -1; |
| xmlStopParser(vctxt->parserCtxt); |
| } |
| } |
| |
| static void |
| xmlSchemaSAXHandleReference(void *ctx ATTRIBUTE_UNUSED, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctx; |
| |
| if (vctxt->depth < 0) |
| return; |
| if ((vctxt->skipDepth != -1) && (vctxt->depth >= vctxt->skipDepth)) |
| return; |
| /* SAX VAL TODO: What to do here? */ |
| TODO |
| } |
| |
| static void |
| xmlSchemaSAXHandleStartElementNs(void *ctx, |
| const xmlChar * localname, |
| const xmlChar * prefix ATTRIBUTE_UNUSED, |
| const xmlChar * URI, |
| int nb_namespaces, |
| const xmlChar ** namespaces, |
| int nb_attributes, |
| int nb_defaulted ATTRIBUTE_UNUSED, |
| const xmlChar ** attributes) |
| { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctx; |
| int ret; |
| xmlSchemaNodeInfoPtr ielem; |
| int i, j; |
| |
| /* |
| * SAX VAL TODO: What to do with nb_defaulted? |
| */ |
| /* |
| * Skip elements if inside a "skip" wildcard or invalid. |
| */ |
| vctxt->depth++; |
| if ((vctxt->skipDepth != -1) && (vctxt->depth >= vctxt->skipDepth)) |
| return; |
| /* |
| * Push the element. |
| */ |
| if (xmlSchemaValidatorPushElem(vctxt) == -1) { |
| VERROR_INT("xmlSchemaSAXHandleStartElementNs", |
| "calling xmlSchemaValidatorPushElem()"); |
| goto internal_error; |
| } |
| ielem = vctxt->inode; |
| ielem->localName = localname; |
| ielem->nsName = URI; |
| ielem->flags |= XML_SCHEMA_ELEM_INFO_EMPTY; |
| /* |
| * Register namespaces on the elem info. |
| */ |
| if (nb_namespaces != 0) { |
| /* |
| * Although the parser builds its own namespace list, |
| * we have no access to it, so we'll use an own one. |
| */ |
| for (i = 0, j = 0; i < nb_namespaces; i++, j += 2) { |
| /* |
| * Store prefix and namespace name. |
| */ |
| if (ielem->nsBindings == NULL) { |
| ielem->nsBindings = |
| (const xmlChar **) xmlMalloc(10 * |
| sizeof(const xmlChar *)); |
| if (ielem->nsBindings == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating namespace bindings for SAX validation", |
| NULL); |
| goto internal_error; |
| } |
| ielem->nbNsBindings = 0; |
| ielem->sizeNsBindings = 5; |
| } else if (ielem->sizeNsBindings <= ielem->nbNsBindings) { |
| ielem->sizeNsBindings *= 2; |
| ielem->nsBindings = |
| (const xmlChar **) xmlRealloc( |
| (void *) ielem->nsBindings, |
| ielem->sizeNsBindings * 2 * sizeof(const xmlChar *)); |
| if (ielem->nsBindings == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "re-allocating namespace bindings for SAX validation", |
| NULL); |
| goto internal_error; |
| } |
| } |
| |
| ielem->nsBindings[ielem->nbNsBindings * 2] = namespaces[j]; |
| if (namespaces[j+1][0] == 0) { |
| /* |
| * Handle xmlns="". |
| */ |
| ielem->nsBindings[ielem->nbNsBindings * 2 + 1] = NULL; |
| } else |
| ielem->nsBindings[ielem->nbNsBindings * 2 + 1] = |
| namespaces[j+1]; |
| ielem->nbNsBindings++; |
| } |
| } |
| /* |
| * Register attributes. |
| * SAX VAL TODO: We are not adding namespace declaration |
| * attributes yet. |
| */ |
| if (nb_attributes != 0) { |
| xmlChar *value; |
| |
| for (j = 0, i = 0; i < nb_attributes; i++, j += 5) { |
| /* |
| * Duplicate the value. |
| */ |
| value = xmlStrndup(attributes[j+3], |
| attributes[j+4] - attributes[j+3]); |
| ret = xmlSchemaValidatorPushAttribute(vctxt, |
| NULL, attributes[j], attributes[j+2], 0, |
| value, 1); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaSAXHandleStartElementNs", |
| "calling xmlSchemaValidatorPushAttribute()"); |
| goto internal_error; |
| } |
| } |
| } |
| /* |
| * Validate the element. |
| */ |
| ret = xmlSchemaValidateElem(vctxt); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaSAXHandleStartElementNs", |
| "calling xmlSchemaValidateElem()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| |
| exit: |
| return; |
| internal_error: |
| vctxt->err = -1; |
| xmlStopParser(vctxt->parserCtxt); |
| return; |
| } |
| |
| static void |
| xmlSchemaSAXHandleEndElementNs(void *ctx, |
| const xmlChar * localname ATTRIBUTE_UNUSED, |
| const xmlChar * prefix ATTRIBUTE_UNUSED, |
| const xmlChar * URI ATTRIBUTE_UNUSED) |
| { |
| xmlSchemaValidCtxtPtr vctxt = (xmlSchemaValidCtxtPtr) ctx; |
| int res; |
| |
| /* |
| * Skip elements if inside a "skip" wildcard or if invalid. |
| */ |
| if (vctxt->skipDepth != -1) { |
| if (vctxt->depth > vctxt->skipDepth) { |
| vctxt->depth--; |
| return; |
| } else |
| vctxt->skipDepth = -1; |
| } |
| /* |
| * SAX VAL TODO: Just a temporary check. |
| */ |
| if ((!xmlStrEqual(vctxt->inode->localName, localname)) || |
| (!xmlStrEqual(vctxt->inode->nsName, URI))) { |
| VERROR_INT("xmlSchemaSAXHandleEndElementNs", |
| "elem pop mismatch"); |
| } |
| res = xmlSchemaValidatorPopElem(vctxt); |
| if (res != 0) { |
| if (res < 0) { |
| VERROR_INT("xmlSchemaSAXHandleEndElementNs", |
| "calling xmlSchemaValidatorPopElem()"); |
| goto internal_error; |
| } |
| goto exit; |
| } |
| exit: |
| return; |
| internal_error: |
| vctxt->err = -1; |
| xmlStopParser(vctxt->parserCtxt); |
| return; |
| } |
| #endif |
| |
| /************************************************************************ |
| * * |
| * Validation interfaces * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaNewValidCtxt: |
| * @schema: a precompiled XML Schemas |
| * |
| * Create an XML Schemas validation context based on the given schema. |
| * |
| * Returns the validation context or NULL in case of error |
| */ |
| xmlSchemaValidCtxtPtr |
| xmlSchemaNewValidCtxt(xmlSchemaPtr schema) |
| { |
| xmlSchemaValidCtxtPtr ret; |
| |
| ret = (xmlSchemaValidCtxtPtr) xmlMalloc(sizeof(xmlSchemaValidCtxt)); |
| if (ret == NULL) { |
| xmlSchemaVErrMemory(NULL, "allocating validation context", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaValidCtxt)); |
| ret->type = XML_SCHEMA_CTXT_VALIDATOR; |
| ret->schema = schema; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaClearValidCtxt: |
| * @ctxt: the schema validation context |
| * |
| * Free the resources associated to the schema validation context; |
| * leaves some fields alive intended for reuse of the context. |
| */ |
| static void |
| xmlSchemaClearValidCtxt(xmlSchemaValidCtxtPtr vctxt) |
| { |
| if (vctxt == NULL) |
| return; |
| |
| vctxt->flags = 0; |
| vctxt->validationRoot = NULL; |
| vctxt->doc = NULL; |
| #ifdef LIBXML_READER_ENABLED |
| vctxt->reader = NULL; |
| #endif |
| if (vctxt->value != NULL) { |
| xmlSchemaFreeValue(vctxt->value); |
| vctxt->value = NULL; |
| } |
| /* |
| * Augmented IDC information. |
| */ |
| if (vctxt->aidcs != NULL) { |
| xmlSchemaIDCAugPtr cur = vctxt->aidcs, next; |
| do { |
| next = cur->next; |
| xmlFree(cur); |
| cur = next; |
| } while (cur != NULL); |
| vctxt->aidcs = NULL; |
| } |
| if (vctxt->idcNodes != NULL) { |
| int i; |
| xmlSchemaPSVIIDCNodePtr item; |
| |
| for (i = 0; i < vctxt->nbIdcNodes; i++) { |
| item = vctxt->idcNodes[i]; |
| xmlFree(item->keys); |
| xmlFree(item); |
| } |
| xmlFree(vctxt->idcNodes); |
| vctxt->idcNodes = NULL; |
| } |
| /* |
| * Note that we won't delete the XPath state pool here. |
| */ |
| if (vctxt->xpathStates != NULL) { |
| xmlSchemaFreeIDCStateObjList(vctxt->xpathStates); |
| vctxt->xpathStates = NULL; |
| } |
| /* |
| * Attribute info. |
| */ |
| if (vctxt->nbAttrInfos != 0) { |
| xmlSchemaClearAttrInfos(vctxt); |
| } |
| /* |
| * Element info. |
| */ |
| if (vctxt->elemInfos != NULL) { |
| int i; |
| xmlSchemaNodeInfoPtr ei; |
| |
| for (i = 0; i < vctxt->sizeElemInfos; i++) { |
| ei = vctxt->elemInfos[i]; |
| if (ei == NULL) |
| break; |
| xmlSchemaClearElemInfo(ei); |
| } |
| } |
| } |
| |
| /** |
| * xmlSchemaFreeValidCtxt: |
| * @ctxt: the schema validation context |
| * |
| * Free the resources associated to the schema validation context |
| */ |
| void |
| xmlSchemaFreeValidCtxt(xmlSchemaValidCtxtPtr ctxt) |
| { |
| if (ctxt == NULL) |
| return; |
| if (ctxt->value != NULL) |
| xmlSchemaFreeValue(ctxt->value); |
| if (ctxt->pctxt != NULL) |
| xmlSchemaFreeParserCtxt(ctxt->pctxt); |
| if (ctxt->idcNodes != NULL) { |
| int i; |
| xmlSchemaPSVIIDCNodePtr item; |
| |
| for (i = 0; i < ctxt->nbIdcNodes; i++) { |
| item = ctxt->idcNodes[i]; |
| xmlFree(item->keys); |
| xmlFree(item); |
| } |
| xmlFree(ctxt->idcNodes); |
| } |
| if (ctxt->idcKeys != NULL) { |
| int i; |
| for (i = 0; i < ctxt->nbIdcKeys; i++) |
| xmlSchemaIDCFreeKey(ctxt->idcKeys[i]); |
| xmlFree(ctxt->idcKeys); |
| } |
| |
| if (ctxt->xpathStates != NULL) |
| xmlSchemaFreeIDCStateObjList(ctxt->xpathStates); |
| if (ctxt->xpathStatePool != NULL) |
| xmlSchemaFreeIDCStateObjList(ctxt->xpathStatePool); |
| |
| /* |
| * Augmented IDC information. |
| */ |
| if (ctxt->aidcs != NULL) { |
| xmlSchemaIDCAugPtr cur = ctxt->aidcs, next; |
| do { |
| next = cur->next; |
| xmlFree(cur); |
| cur = next; |
| } while (cur != NULL); |
| } |
| if (ctxt->attrInfos != NULL) { |
| int i; |
| xmlSchemaAttrInfoPtr attr; |
| |
| /* Just a paranoid call to the cleanup. */ |
| if (ctxt->nbAttrInfos != 0) |
| xmlSchemaClearAttrInfos(ctxt); |
| for (i = 0; i < ctxt->sizeAttrInfos; i++) { |
| attr = ctxt->attrInfos[i]; |
| xmlFree(attr); |
| } |
| xmlFree(ctxt->attrInfos); |
| } |
| if (ctxt->elemInfos != NULL) { |
| int i; |
| xmlSchemaNodeInfoPtr ei; |
| |
| for (i = 0; i < ctxt->sizeElemInfos; i++) { |
| ei = ctxt->elemInfos[i]; |
| if (ei == NULL) |
| break; |
| xmlSchemaClearElemInfo(ei); |
| xmlFree(ei); |
| } |
| xmlFree(ctxt->elemInfos); |
| } |
| if (ctxt->dict != NULL) |
| xmlDictFree(ctxt->dict); |
| xmlFree(ctxt); |
| } |
| |
| /** |
| * xmlSchemaSetValidErrors: |
| * @ctxt: a schema validation context |
| * @err: the error function |
| * @warn: the warning function |
| * @ctx: the functions context |
| * |
| * Set the error and warning callback informations |
| */ |
| void |
| xmlSchemaSetValidErrors(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaValidityErrorFunc err, |
| xmlSchemaValidityWarningFunc warn, void *ctx) |
| { |
| if (ctxt == NULL) |
| return; |
| ctxt->error = err; |
| ctxt->warning = warn; |
| ctxt->userData = ctx; |
| if (ctxt->pctxt != NULL) |
| xmlSchemaSetParserErrors(ctxt->pctxt, err, warn, ctx); |
| } |
| |
| /** |
| * xmlSchemaGetValidErrors: |
| * @ctxt: a XML-Schema validation context |
| * @err: the error function result |
| * @warn: the warning function result |
| * @ctx: the functions context result |
| * |
| * Get the error and warning callback informations |
| * |
| * Returns -1 in case of error and 0 otherwise |
| */ |
| int |
| xmlSchemaGetValidErrors(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaValidityErrorFunc * err, |
| xmlSchemaValidityWarningFunc * warn, void **ctx) |
| { |
| if (ctxt == NULL) |
| return (-1); |
| if (err != NULL) |
| *err = ctxt->error; |
| if (warn != NULL) |
| *warn = ctxt->warning; |
| if (ctx != NULL) |
| *ctx = ctxt->userData; |
| return (0); |
| } |
| |
| |
| /** |
| * xmlSchemaSetValidOptions: |
| * @ctxt: a schema validation context |
| * @options: a combination of xmlSchemaValidOption |
| * |
| * Sets the options to be used during the validation. |
| * |
| * Returns 0 in case of success, -1 in case of an |
| * API error. |
| */ |
| int |
| xmlSchemaSetValidOptions(xmlSchemaValidCtxtPtr ctxt, |
| int options) |
| |
| { |
| int i; |
| |
| if (ctxt == NULL) |
| return (-1); |
| /* |
| * WARNING: Change the start value if adding to the |
| * xmlSchemaValidOption. |
| * TODO: Is there an other, more easy to maintain, |
| * way? |
| */ |
| for (i = 1; i < (int) sizeof(int) * 8; i++) { |
| if (options & 1<<i) |
| return (-1); |
| } |
| ctxt->options = options; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidCtxtGetOptions: |
| * @ctxt: a schema validation context |
| * |
| * Get the validation context options. |
| * |
| * Returns the option combination or -1 on error. |
| */ |
| int |
| xmlSchemaValidCtxtGetOptions(xmlSchemaValidCtxtPtr ctxt) |
| |
| { |
| if (ctxt == NULL) |
| return (-1); |
| else |
| return (ctxt->options); |
| } |
| |
| static int |
| xmlSchemaVDocWalk(xmlSchemaValidCtxtPtr vctxt) |
| { |
| xmlAttrPtr attr; |
| int ret = 0; |
| xmlSchemaNodeInfoPtr ielem = NULL; |
| xmlNodePtr node, valRoot; |
| const xmlChar *nsName; |
| |
| /* DOC VAL TODO: Move this to the start function. */ |
| valRoot = xmlDocGetRootElement(vctxt->doc); |
| if (valRoot == NULL) { |
| /* VAL TODO: Error code? */ |
| VERROR(1, NULL, "The document has no document element"); |
| return (1); |
| } |
| vctxt->depth = -1; |
| vctxt->validationRoot = valRoot; |
| node = valRoot; |
| while (node != NULL) { |
| if ((vctxt->skipDepth != -1) && (vctxt->depth >= vctxt->skipDepth)) |
| goto next_sibling; |
| if (node->type == XML_ELEMENT_NODE) { |
| |
| /* |
| * Init the node-info. |
| */ |
| vctxt->depth++; |
| if (xmlSchemaValidatorPushElem(vctxt) == -1) |
| goto internal_error; |
| ielem = vctxt->inode; |
| ielem->node = node; |
| ielem->localName = node->name; |
| if (node->ns != NULL) |
| ielem->nsName = node->ns->href; |
| ielem->flags |= XML_SCHEMA_ELEM_INFO_EMPTY; |
| /* |
| * Register attributes. |
| * DOC VAL TODO: We do not register namespace declaration |
| * attributes yet. |
| */ |
| vctxt->nbAttrInfos = 0; |
| if (node->properties != NULL) { |
| attr = node->properties; |
| do { |
| if (attr->ns != NULL) |
| nsName = attr->ns->href; |
| else |
| nsName = NULL; |
| ret = xmlSchemaValidatorPushAttribute(vctxt, |
| (xmlNodePtr) attr, |
| attr->name, nsName, 0, |
| xmlNodeListGetString(attr->doc, attr->children, 1), 1); |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaDocWalk", |
| "calling xmlSchemaValidatorPushAttribute()"); |
| goto internal_error; |
| } |
| attr = attr->next; |
| } while (attr); |
| } |
| /* |
| * Validate the element. |
| */ |
| ret = xmlSchemaValidateElem(vctxt); |
| if (ret != 0) { |
| if (ret == -1) { |
| VERROR_INT("xmlSchemaDocWalk", |
| "calling xmlSchemaValidateElem()"); |
| goto internal_error; |
| } |
| /* |
| * Don't stop validation; just skip the content |
| * of this element. |
| */ |
| goto leave_node; |
| } |
| if ((vctxt->skipDepth != -1) && |
| (vctxt->depth >= vctxt->skipDepth)) |
| goto leave_node; |
| } else if ((node->type == XML_TEXT_NODE) || |
| (node->type == XML_CDATA_SECTION_NODE)) { |
| /* |
| * Process character content. |
| */ |
| if (ielem->flags & XML_SCHEMA_ELEM_INFO_EMPTY) |
| ielem->flags ^= XML_SCHEMA_ELEM_INFO_EMPTY; |
| ret = xmlSchemaVPushText(vctxt, node->type, node->content, |
| -1, XML_SCHEMA_PUSH_TEXT_PERSIST, NULL); |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaVDocWalk", |
| "calling xmlSchemaVPushText()"); |
| goto internal_error; |
| } |
| /* |
| * DOC VAL TODO: Should we skip further validation of the |
| * element content here? |
| */ |
| } else if ((node->type == XML_ENTITY_NODE) || |
| (node->type == XML_ENTITY_REF_NODE)) { |
| /* |
| * DOC VAL TODO: What to do with entities? |
| */ |
| TODO |
| } else { |
| goto leave_node; |
| /* |
| * DOC VAL TODO: XInclude nodes, etc. |
| */ |
| } |
| /* |
| * Walk the doc. |
| */ |
| if (node->children != NULL) { |
| node = node->children; |
| continue; |
| } |
| leave_node: |
| if (node->type == XML_ELEMENT_NODE) { |
| /* |
| * Leaving the scope of an element. |
| */ |
| if (node != vctxt->inode->node) { |
| VERROR_INT("xmlSchemaVDocWalk", |
| "element position mismatch"); |
| goto internal_error; |
| } |
| ret = xmlSchemaValidatorPopElem(vctxt); |
| if (ret != 0) { |
| if (ret < 0) { |
| VERROR_INT("xmlSchemaVDocWalk", |
| "calling xmlSchemaValidatorPopElem()"); |
| goto internal_error; |
| } |
| } |
| if (node == valRoot) |
| goto exit; |
| } |
| next_sibling: |
| if (node->next != NULL) |
| node = node->next; |
| else { |
| node = node->parent; |
| goto leave_node; |
| } |
| } |
| |
| exit: |
| return (ret); |
| internal_error: |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaVStart(xmlSchemaValidCtxtPtr vctxt) |
| { |
| int ret = 0; |
| |
| /* |
| * Some initialization. |
| */ |
| vctxt->err = 0; |
| vctxt->nberrors = 0; |
| vctxt->depth = -1; |
| vctxt->skipDepth = -1; |
| /* |
| * Create a schema + parser if necessary. |
| */ |
| if (vctxt->schema == NULL) { |
| |
| if ((vctxt->pctxt == NULL) && |
| (xmlSchemaCreatePCtxtOnVCtxt(vctxt) == -1)) |
| return (-1); |
| |
| vctxt->schema = xmlSchemaNewSchema(vctxt->pctxt); |
| if (vctxt->schema == NULL) { |
| VERROR_INT("xmlSchemaVStartValidation", |
| "creating a schema"); |
| return (-1); |
| } |
| vctxt->xsiAssemble = 1; |
| } else |
| vctxt->xsiAssemble = 0; |
| /* |
| * Augment the IDC definitions. |
| */ |
| if (vctxt->schema->idcDef != NULL) { |
| xmlHashScan(vctxt->schema->idcDef, |
| (xmlHashScanner) xmlSchemaAugmentIDC, vctxt); |
| } |
| if (vctxt->doc != NULL) { |
| /* |
| * Tree validation. |
| */ |
| ret = xmlSchemaVDocWalk(vctxt); |
| #ifdef LIBXML_READER_ENABLED |
| } else if (vctxt->reader != NULL) { |
| /* |
| * XML Reader validation. |
| */ |
| #ifdef XML_SCHEMA_READER_ENABLED |
| ret = xmlSchemaVReaderWalk(vctxt); |
| #endif |
| #endif |
| } else if ((vctxt->sax != NULL) && (vctxt->parserCtxt != NULL)) { |
| /* |
| * SAX validation. |
| */ |
| /* ret = xmlSAXUserParseFile(ctxt->sax, ctxt, uri); */ |
| ret = xmlParseDocument(vctxt->parserCtxt); |
| } else { |
| VERROR_INT("xmlSchemaVStartValidation", |
| "no instance to validate"); |
| ret = -1; |
| } |
| |
| if (vctxt->xsiAssemble) { |
| if (vctxt->schema != NULL) { |
| xmlSchemaFree(vctxt->schema); |
| vctxt->schema = NULL; |
| } |
| } |
| xmlSchemaClearValidCtxt(vctxt); |
| if (ret == 0) |
| ret = vctxt->err; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateOneElement: |
| * @ctxt: a schema validation context |
| * @elem: an element node |
| * |
| * Validate a branch of a tree, starting with the given @elem. |
| * |
| * Returns 0 if the element and its subtree is valid, a positive error |
| * code number otherwise and -1 in case of an internal or API error. |
| */ |
| int |
| xmlSchemaValidateOneElement(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr elem) |
| { |
| if ((ctxt == NULL) || (elem == NULL) || (elem->type != XML_ELEMENT_NODE)) |
| return (-1); |
| |
| if (ctxt->schema == NULL) |
| return (-1); |
| |
| ctxt->doc = elem->doc; |
| ctxt->node = elem; |
| ctxt->validationRoot = elem; |
| return(xmlSchemaVStart(ctxt)); |
| } |
| |
| /** |
| * xmlSchemaValidateDoc: |
| * @ctxt: a schema validation context |
| * @doc: a parsed document tree |
| * |
| * Validate a document tree in memory. |
| * |
| * Returns 0 if the document is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| int |
| xmlSchemaValidateDoc(xmlSchemaValidCtxtPtr ctxt, xmlDocPtr doc) |
| { |
| if ((ctxt == NULL) || (doc == NULL)) |
| return (-1); |
| |
| ctxt->doc = doc; |
| ctxt->node = xmlDocGetRootElement(doc); |
| if (ctxt->node == NULL) { |
| xmlSchemaCustomErr((xmlSchemaAbstractCtxtPtr) ctxt, |
| XML_SCHEMAV_DOCUMENT_ELEMENT_MISSING, |
| (xmlNodePtr) doc, NULL, |
| "The document has no document element", NULL, NULL); |
| return (ctxt->err); |
| } |
| ctxt->validationRoot = ctxt->node; |
| return (xmlSchemaVStart(ctxt)); |
| } |
| |
| |
| /************************************************************************ |
| * * |
| * Function and data for SAX streaming API * |
| * * |
| ************************************************************************/ |
| typedef struct _xmlSchemaSplitSAXData xmlSchemaSplitSAXData; |
| typedef xmlSchemaSplitSAXData *xmlSchemaSplitSAXDataPtr; |
| |
| struct _xmlSchemaSplitSAXData { |
| xmlSAXHandlerPtr user_sax; |
| void *user_data; |
| xmlSchemaValidCtxtPtr ctxt; |
| xmlSAXHandlerPtr schemas_sax; |
| }; |
| |
| /* All those functions just bounces to the user provided SAX handlers */ |
| static void |
| internalSubsetSplit(void *ctx, const xmlChar *name, |
| const xmlChar *ExternalID, const xmlChar *SystemID) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->internalSubset != NULL)) |
| ctxt->user_sax->internalSubset(ctxt->user_data, name, ExternalID, |
| SystemID); |
| } |
| |
| static int |
| isStandaloneSplit(void *ctx) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->isStandalone != NULL)) |
| return(ctxt->user_sax->isStandalone(ctxt->user_data)); |
| return(0); |
| } |
| |
| static int |
| hasInternalSubsetSplit(void *ctx) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->hasInternalSubset != NULL)) |
| return(ctxt->user_sax->hasInternalSubset(ctxt->user_data)); |
| return(0); |
| } |
| |
| static int |
| hasExternalSubsetSplit(void *ctx) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->hasExternalSubset != NULL)) |
| return(ctxt->user_sax->hasExternalSubset(ctxt->user_data)); |
| return(0); |
| } |
| |
| static void |
| externalSubsetSplit(void *ctx, const xmlChar *name, |
| const xmlChar *ExternalID, const xmlChar *SystemID) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->internalSubset != NULL)) |
| ctxt->user_sax->internalSubset(ctxt->user_data, name, ExternalID, |
| SystemID); |
| } |
| |
| static xmlParserInputPtr |
| resolveEntitySplit(void *ctx, const xmlChar *publicId, const xmlChar *systemId) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->resolveEntity != NULL)) |
| return(ctxt->user_sax->resolveEntity(ctxt->user_data, publicId, |
| systemId)); |
| return(NULL); |
| } |
| |
| static xmlEntityPtr |
| getEntitySplit(void *ctx, const xmlChar *name) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->getEntity != NULL)) |
| return(ctxt->user_sax->getEntity(ctxt->user_data, name)); |
| return(NULL); |
| } |
| |
| static xmlEntityPtr |
| getParameterEntitySplit(void *ctx, const xmlChar *name) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->getParameterEntity != NULL)) |
| return(ctxt->user_sax->getParameterEntity(ctxt->user_data, name)); |
| return(NULL); |
| } |
| |
| |
| static void |
| entityDeclSplit(void *ctx, const xmlChar *name, int type, |
| const xmlChar *publicId, const xmlChar *systemId, xmlChar *content) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->entityDecl != NULL)) |
| ctxt->user_sax->entityDecl(ctxt->user_data, name, type, publicId, |
| systemId, content); |
| } |
| |
| static void |
| attributeDeclSplit(void *ctx, const xmlChar * elem, |
| const xmlChar * name, int type, int def, |
| const xmlChar * defaultValue, xmlEnumerationPtr tree) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->attributeDecl != NULL)) { |
| ctxt->user_sax->attributeDecl(ctxt->user_data, elem, name, type, |
| def, defaultValue, tree); |
| } else { |
| xmlFreeEnumeration(tree); |
| } |
| } |
| |
| static void |
| elementDeclSplit(void *ctx, const xmlChar *name, int type, |
| xmlElementContentPtr content) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->elementDecl != NULL)) |
| ctxt->user_sax->elementDecl(ctxt->user_data, name, type, content); |
| } |
| |
| static void |
| notationDeclSplit(void *ctx, const xmlChar *name, |
| const xmlChar *publicId, const xmlChar *systemId) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->notationDecl != NULL)) |
| ctxt->user_sax->notationDecl(ctxt->user_data, name, publicId, |
| systemId); |
| } |
| |
| static void |
| unparsedEntityDeclSplit(void *ctx, const xmlChar *name, |
| const xmlChar *publicId, const xmlChar *systemId, |
| const xmlChar *notationName) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->unparsedEntityDecl != NULL)) |
| ctxt->user_sax->unparsedEntityDecl(ctxt->user_data, name, publicId, |
| systemId, notationName); |
| } |
| |
| static void |
| setDocumentLocatorSplit(void *ctx, xmlSAXLocatorPtr loc) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->setDocumentLocator != NULL)) |
| ctxt->user_sax->setDocumentLocator(ctxt->user_data, loc); |
| } |
| |
| static void |
| startDocumentSplit(void *ctx) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->startDocument != NULL)) |
| ctxt->user_sax->startDocument(ctxt->user_data); |
| } |
| |
| static void |
| endDocumentSplit(void *ctx) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->endDocument != NULL)) |
| ctxt->user_sax->endDocument(ctxt->user_data); |
| } |
| |
| static void |
| processingInstructionSplit(void *ctx, const xmlChar *target, |
| const xmlChar *data) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->processingInstruction != NULL)) |
| ctxt->user_sax->processingInstruction(ctxt->user_data, target, data); |
| } |
| |
| static void |
| commentSplit(void *ctx, const xmlChar *value) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->comment != NULL)) |
| ctxt->user_sax->comment(ctxt->user_data, value); |
| } |
| |
| /* |
| * Varargs error callbacks to the user application, harder ... |
| */ |
| |
| static void |
| warningSplit(void *ctx, const char *msg, ...) { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->warning != NULL)) { |
| TODO |
| } |
| } |
| static void |
| errorSplit(void *ctx, const char *msg, ...) { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->error != NULL)) { |
| TODO |
| } |
| } |
| static void |
| fatalErrorSplit(void *ctx, const char *msg, ...) { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->fatalError != NULL)) { |
| TODO |
| } |
| } |
| |
| /* |
| * Those are function where both the user handler and the schemas handler |
| * need to be called. |
| */ |
| static void |
| charactersSplit(void *ctx, const xmlChar *ch, int len) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if (ctxt == NULL) |
| return; |
| if ((ctxt->user_sax != NULL) && (ctxt->user_sax->characters != NULL)) |
| ctxt->user_sax->characters(ctxt->user_data, ch, len); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleText(ctxt->ctxt, ch, len); |
| } |
| |
| static void |
| ignorableWhitespaceSplit(void *ctx, const xmlChar *ch, int len) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if (ctxt == NULL) |
| return; |
| if ((ctxt->user_sax != NULL) && |
| (ctxt->user_sax->ignorableWhitespace != NULL)) |
| ctxt->user_sax->ignorableWhitespace(ctxt->user_data, ch, len); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleText(ctxt->ctxt, ch, len); |
| } |
| |
| static void |
| cdataBlockSplit(void *ctx, const xmlChar *value, int len) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if (ctxt == NULL) |
| return; |
| if ((ctxt->user_sax != NULL) && |
| (ctxt->user_sax->ignorableWhitespace != NULL)) |
| ctxt->user_sax->ignorableWhitespace(ctxt->user_data, value, len); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleCDataSection(ctxt->ctxt, value, len); |
| } |
| |
| static void |
| referenceSplit(void *ctx, const xmlChar *name) |
| { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if ((ctxt != NULL) && (ctxt->user_sax != NULL) && |
| (ctxt->user_sax->reference != NULL)) |
| ctxt->user_sax->reference(ctxt->user_data, name); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleReference(ctxt->user_data, name); |
| } |
| |
| static void |
| startElementNsSplit(void *ctx, const xmlChar * localname, |
| const xmlChar * prefix, const xmlChar * URI, |
| int nb_namespaces, const xmlChar ** namespaces, |
| int nb_attributes, int nb_defaulted, |
| const xmlChar ** attributes) { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if (ctxt == NULL) |
| return; |
| if ((ctxt->user_sax != NULL) && |
| (ctxt->user_sax->startElementNs != NULL)) |
| ctxt->user_sax->startElementNs(ctxt->user_data, localname, prefix, |
| URI, nb_namespaces, namespaces, |
| nb_attributes, nb_defaulted, |
| attributes); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleStartElementNs(ctxt->ctxt, localname, prefix, |
| URI, nb_namespaces, namespaces, |
| nb_attributes, nb_defaulted, |
| attributes); |
| } |
| |
| static void |
| endElementNsSplit(void *ctx, const xmlChar * localname, |
| const xmlChar * prefix, const xmlChar * URI) { |
| xmlSchemaSplitSAXDataPtr ctxt = (xmlSchemaSplitSAXDataPtr) ctx; |
| if (ctxt == NULL) |
| return; |
| if ((ctxt->user_sax != NULL) && |
| (ctxt->user_sax->endElementNs != NULL)) |
| ctxt->user_sax->endElementNs(ctxt->user_data, localname, prefix, URI); |
| if (ctxt->ctxt != NULL) |
| xmlSchemaSAXHandleEndElementNs(ctxt->ctxt, localname, prefix, URI); |
| } |
| |
| /** |
| * xmlSchemaValidateStream: |
| * @ctxt: a schema validation context |
| * @input: the input to use for reading the data |
| * @enc: an optional encoding information |
| * @sax: a SAX handler for the resulting events |
| * @user_data: the context to provide to the SAX handler. |
| * |
| * Validate an input based on a flow of SAX event from the parser |
| * and forward the events to the @sax handler with the provided @user_data |
| * the user provided @sax handler must be a SAX2 one. |
| * |
| * Returns 0 if the document is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| int |
| xmlSchemaValidateStream(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserInputBufferPtr input, xmlCharEncoding enc, |
| xmlSAXHandlerPtr sax, void *user_data) |
| { |
| xmlSchemaSplitSAXData split_block; |
| xmlSAXHandler schemas_sax; |
| xmlSAXHandlerPtr old_sax; |
| xmlParserCtxtPtr pctxt; |
| xmlParserInputPtr inputStream; |
| int ret; |
| |
| if ((ctxt == NULL) || (input == NULL)) |
| return (-1); |
| |
| memset(&schemas_sax, 0, sizeof(xmlSAXHandler)); |
| schemas_sax.initialized = XML_SAX2_MAGIC; |
| if (sax == NULL) { |
| /* |
| * go direct, no need for the split block and functions. |
| */ |
| schemas_sax.startElementNs = xmlSchemaSAXHandleStartElementNs; |
| schemas_sax.endElementNs = xmlSchemaSAXHandleEndElementNs; |
| /* |
| * Note that we use the same text-function for both, to prevent |
| * the parser from testing for ignorable whitespace. |
| */ |
| schemas_sax.ignorableWhitespace = xmlSchemaSAXHandleText; |
| schemas_sax.characters = xmlSchemaSAXHandleText; |
| |
| schemas_sax.cdataBlock = xmlSchemaSAXHandleCDataSection; |
| schemas_sax.reference = xmlSchemaSAXHandleReference; |
| ctxt->user_data = &split_block; |
| } else { |
| /* |
| * Return -1 without parsing if passed a SAXv1 block |
| */ |
| if (sax->initialized != XML_SAX2_MAGIC) |
| return(-1); |
| if ((sax->startElementNs == NULL) && (sax->endElementNs == NULL) && |
| ((sax->startElement != NULL) || (sax->endElement != NULL))) |
| return(-1); |
| |
| /* |
| * for each callback unused by Schemas initialize it to the Split |
| * routine only if non NULL in the user block, this can speed up |
| * things at the SAX level. |
| */ |
| if (sax->internalSubset != NULL) |
| schemas_sax.internalSubset = internalSubsetSplit; |
| if (sax->isStandalone != NULL) |
| schemas_sax.isStandalone = isStandaloneSplit; |
| if (sax->hasInternalSubset != NULL) |
| schemas_sax.hasInternalSubset = hasInternalSubsetSplit; |
| if (sax->hasExternalSubset != NULL) |
| schemas_sax.hasExternalSubset = hasExternalSubsetSplit; |
| if (sax->resolveEntity != NULL) |
| schemas_sax.resolveEntity = resolveEntitySplit; |
| if (sax->getEntity != NULL) |
| schemas_sax.getEntity = getEntitySplit; |
| if (sax->entityDecl != NULL) |
| schemas_sax.entityDecl = entityDeclSplit; |
| if (sax->notationDecl != NULL) |
| schemas_sax.notationDecl = notationDeclSplit; |
| if (sax->attributeDecl != NULL) |
| schemas_sax.attributeDecl = attributeDeclSplit; |
| if (sax->elementDecl != NULL) |
| schemas_sax.elementDecl = elementDeclSplit; |
| if (sax->unparsedEntityDecl != NULL) |
| schemas_sax.unparsedEntityDecl = unparsedEntityDeclSplit; |
| if (sax->setDocumentLocator != NULL) |
| schemas_sax.setDocumentLocator = setDocumentLocatorSplit; |
| if (sax->startDocument != NULL) |
| schemas_sax.startDocument = startDocumentSplit; |
| if (sax->endDocument != NULL) |
| schemas_sax.endDocument = endDocumentSplit; |
| if (sax->processingInstruction != NULL) |
| schemas_sax.processingInstruction = processingInstructionSplit; |
| if (sax->comment != NULL) |
| schemas_sax.comment = commentSplit; |
| if (sax->warning != NULL) |
| schemas_sax.warning = warningSplit; |
| if (sax->error != NULL) |
| schemas_sax.error = errorSplit; |
| if (sax->fatalError != NULL) |
| schemas_sax.fatalError = fatalErrorSplit; |
| if (sax->getParameterEntity != NULL) |
| schemas_sax.getParameterEntity = getParameterEntitySplit; |
| if (sax->externalSubset != NULL) |
| schemas_sax.externalSubset = externalSubsetSplit; |
| |
| /* |
| * the 6 schemas callback have to go to the splitter functions |
| * Note that we use the same text-function for ignorableWhitespace |
| * if possible, to prevent the parser from testing for ignorable |
| * whitespace. |
| */ |
| schemas_sax.characters = charactersSplit; |
| if ((sax->ignorableWhitespace != NULL) && |
| (sax->ignorableWhitespace != sax->characters)) |
| schemas_sax.ignorableWhitespace = ignorableWhitespaceSplit; |
| else |
| schemas_sax.ignorableWhitespace = charactersSplit; |
| schemas_sax.cdataBlock = cdataBlockSplit; |
| schemas_sax.reference = referenceSplit; |
| schemas_sax.startElementNs = startElementNsSplit; |
| schemas_sax.endElementNs = endElementNsSplit; |
| ctxt->user_data = &split_block; |
| } |
| |
| split_block.user_sax = sax; |
| split_block.user_data = user_data; |
| ctxt->input = input; |
| ctxt->enc = enc; |
| ctxt->sax = &schemas_sax; |
| |
| /* |
| * prepare the parser |
| */ |
| pctxt = xmlNewParserCtxt(); |
| if (pctxt == NULL) |
| return (-1); |
| old_sax = pctxt->sax; |
| pctxt->sax = &schemas_sax; |
| #if 0 |
| if (options) |
| xmlCtxtUseOptions(pctxt, options); |
| #endif |
| pctxt->linenumbers = 1; |
| pctxt->userData = (void *) ctxt; |
| |
| inputStream = xmlNewIOInputStream(pctxt, input, XML_CHAR_ENCODING_NONE);; |
| if (inputStream == NULL) { |
| ret = -1; |
| goto done; |
| } |
| inputPush(pctxt, inputStream); |
| ctxt->parserCtxt = pctxt; |
| ctxt->input = input; |
| |
| /* |
| * Launch the validation |
| */ |
| ctxt->flags |= XML_SCHEMA_VALID_CTXT_FLAG_STREAM; |
| ret = xmlSchemaVStart(ctxt); |
| |
| if ((ret == 0) && (! ctxt->parserCtxt->wellFormed)) { |
| ret = ctxt->parserCtxt->errNo; |
| if (ret == 0) |
| ret = 1; |
| } |
| ctxt->parserCtxt = NULL; |
| ctxt->sax = NULL; |
| ctxt->user_data = NULL; |
| ctxt->input = NULL; |
| |
| done: |
| /* cleanup */ |
| pctxt->sax = old_sax; |
| xmlFreeParserCtxt(pctxt); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateFile: |
| * @ctxt: a schema validation context |
| * @filename: the URI of the instance |
| * @options: a future set of options, currently unused |
| * |
| * Do a schemas validation of the given resource, it will use the |
| * SAX streamable validation internally. |
| * |
| * Returns 0 if the document is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| int |
| xmlSchemaValidateFile(xmlSchemaValidCtxtPtr ctxt, |
| const char * filename, |
| int options ATTRIBUTE_UNUSED) |
| { |
| #ifdef XML_SCHEMA_SAX_ENABLED |
| int ret; |
| xmlParserInputBufferPtr input; |
| |
| if ((ctxt == NULL) || (filename == NULL)) |
| return (-1); |
| |
| input = xmlParserInputBufferCreateFilename(filename, |
| XML_CHAR_ENCODING_NONE); |
| if (input == NULL) |
| return (-1); |
| ret = xmlSchemaValidateStream(ctxt, input, XML_CHAR_ENCODING_NONE, |
| NULL, NULL); |
| return (ret); |
| #else |
| return (-1); |
| #endif /* XML_SCHEMA_SAX_ENABLED */ |
| } |
| |
| #ifdef XML_SCHEMA_READER_ENABLED |
| /** |
| * xmlSchemaValidateReader: |
| * @ctxt: a schema validation context |
| * @reader: an XML reader. |
| * |
| * Do a schemas validation of the given resource, using the reader. |
| * |
| * Returns 0 if the document is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| int |
| xmlSchemaValidateReader(xmlSchemaValidCtxtPtr ctxt, |
| xmlTextReaderPtr reader) |
| { |
| if ((ctxt == NULL) || (reader == NULL)) |
| return (-1); |
| ctxt->reader = reader; |
| ctxt->flags |= XML_SCHEMA_VALID_CTXT_FLAG_STREAM; |
| return(xmlSchemaVStart(ctxt, NULL)); |
| } |
| #endif /* XML_SCHEMA_READER_ENABLED */ |
| |
| #define bottom_xmlschemas |
| #include "elfgcchack.h" |
| #endif /* LIBXML_SCHEMAS_ENABLED */ |