| /* |
| * 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> |
| #ifdef LIBXML_PATTERN_ENABLED |
| #include <libxml/pattern.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 1 */ |
| |
| /* #define DEBUG_UNION_VALIDATION 1 */ |
| |
| /* #define DEBUG_IDC 1 */ |
| |
| /* #define DEBUG_INCLUDES 1 */ |
| |
| #define DUMP_CONTENT_MODEL |
| |
| |
| #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 *xmlSchemaElemDesElemDecl = (const xmlChar *) |
| "Element decl."; |
| static const xmlChar *xmlSchemaElemDesElemRef = (const xmlChar *) |
| "Element ref."; |
| static const xmlChar *xmlSchemaElemDesAttrDecl = (const xmlChar *) |
| "Attribute decl."; |
| static const xmlChar *xmlSchemaElemDesAttrRef = (const xmlChar *) |
| "Attribute ref."; |
| static const xmlChar *xmlSchemaElemDesST = (const xmlChar *) |
| "simple type"; |
| 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(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 IS_MODEL_GROUP(item) \ |
| ((item->type == XML_SCHEMA_TYPE_SEQUENCE) || \ |
| (item->type == XML_SCHEMA_TYPE_CHOICE) || \ |
| (item->type == XML_SCHEMA_TYPE_ALL)) |
| |
| #if 0 |
| #define WXS_GET_NEXT(item) xmlSchemaGetNextComponent((xmlSchemaBasicItemPtr) item) |
| #endif |
| |
| /* |
| #define XML_SCHEMAS_VAL_WTSP_PRESERVE 0 |
| #define XML_SCHEMAS_VAL_WTSP_REPLACE 1 |
| #define XML_SCHEMAS_VAL_WTSP_COLLAPSE 2 |
| */ |
| |
| #define XML_SCHEMAS_PARSE_ERROR 1 |
| |
| #define SCHEMAS_PARSE_OPTIONS XML_PARSE_NOENT |
| |
| |
| /* |
| * XML_SCHEMA_VAL_LOCATE_BY_NSNAME = 1<<2 |
| * locate schemata to be imported |
| * using the namespace name; otherwise |
| * the location URI will be used */ |
| |
| /* |
| * xmlSchemaParserOption: |
| * |
| * This is the set of XML Schema parser options. |
| * |
| typedef enum { |
| XML_SCHEMA_PAR_LOCATE_BY_NSNAME = 1<<0 |
| * locate schemata to be imported |
| * using the namespace name; otherwise |
| * the location URI will be used * |
| } xmlSchemaParserOption; |
| */ |
| |
| 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 */ |
| }; |
| |
| struct _xmlSchemaParserCtxt { |
| 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; |
| }; |
| |
| |
| #define XML_SCHEMAS_ATTR_UNKNOWN 1 |
| #define XML_SCHEMAS_ATTR_CHECKED 2 |
| #define XML_SCHEMAS_ATTR_PROHIBITED 3 |
| #define XML_SCHEMAS_ATTR_MISSING 4 |
| #define XML_SCHEMAS_ATTR_INVALID_VALUE 5 |
| #define XML_SCHEMAS_ATTR_TYPE_NOT_RESOLVED 6 |
| #define XML_SCHEMAS_ATTR_INVALID_FIXED_VALUE 7 |
| #define XML_SCHEMAS_ATTR_DEFAULT 8 |
| #define XML_SCHEMAS_ATTR_VALIDATE_VALUE 9 |
| #define XML_SCHEMAS_ATTR_WILD_NO_DECL 10 |
| |
| typedef struct _xmlSchemaAttrState xmlSchemaAttrState; |
| typedef xmlSchemaAttrState *xmlSchemaAttrStatePtr; |
| struct _xmlSchemaAttrState { |
| xmlSchemaAttrStatePtr next; |
| xmlAttrPtr attr; |
| int state; |
| xmlSchemaAttributePtr decl; |
| const xmlChar *value; |
| }; |
| |
| /** |
| * 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; |
| }; |
| |
| /** |
| * 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; |
| }; |
| |
| 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 compValue; |
| }; |
| |
| /** |
| * 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_ELEM_INFO_VALUE_NEEDED 1 |
| /* #define XML_SCHEMA_ELEM_INFO_ATTR 2 */ |
| /* #define XML_SCHEMA_ELEM_INFO_ELEM 4 */ |
| |
| /** |
| * xmlSchemaNodeInfo: |
| * |
| * Holds information of an element node. |
| */ |
| typedef struct _xmlSchemaNodeInfo xmlSchemaNodeInfo; |
| typedef xmlSchemaNodeInfo *xmlSchemaNodeInfoPtr; |
| struct _xmlSchemaNodeInfo { |
| int depth; |
| int flags; /* combination of node info flags */ |
| xmlNodePtr node; |
| const xmlChar *localName; |
| const xmlChar *namespaceName; |
| xmlSchemaTypePtr typeDef; /* the complex/simple type definition if any */ |
| xmlSchemaTypePtr decl; /* the element/attribute declaration */ |
| xmlSchemaValPtr value; /* the pre-computed value if any */ |
| xmlSchemaPSVIIDCBindingPtr idcTable; /* the table of PSVI IDC bindings |
| for the scope element*/ |
| xmlSchemaIDCMatcherPtr idcMatchers; /* the IDC matchers for the scope |
| element */ |
| }; |
| |
| #define XML_SCHEMA_VALID_INVALID_NEG_WILDCARD 1<<0 |
| |
| /** |
| * xmlSchemaValidCtxt: |
| * |
| * A Schemas validation context |
| */ |
| struct _xmlSchemaValidCtxt { |
| 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; |
| void *user_data; |
| |
| xmlDocPtr myDoc; |
| int err; |
| int nberrors; |
| |
| xmlNodePtr node; |
| xmlNodePtr cur; |
| xmlSchemaTypePtr type; |
| |
| xmlRegExecCtxtPtr regexp; |
| xmlSchemaValPtr value; |
| |
| xmlSchemaAttrStatePtr attrTop; |
| xmlSchemaAttrStatePtr attr; |
| /* xmlNodePtr scope; not used */ |
| int valueWS; |
| int options; |
| xmlNodePtr validationRoot; |
| xmlSchemaParserCtxtPtr pctxt; |
| int xsiAssemble; |
| |
| int depth; |
| xmlSchemaNodeInfoPtr *elemInfos; /* array of element informations */ |
| int sizeElemInfos; |
| xmlSchemaNodeInfoPtr nodeInfo; /* the current element information */ |
| xmlSchemaNodeInfoPtr attrInfo; /* node infor for the current attribute */ |
| |
| 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; |
| }; |
| |
| /* |
| * 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; |
| }; |
| |
| /************************************************************************ |
| * * |
| * 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 |
| xmlSchemaValidateSimpleTypeValue(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| int fireErrors, |
| int applyFacets, |
| int normalize, |
| int checkNodes); |
| static int |
| xmlSchemaValidateElementByDeclaration(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaElementPtr elemDecl); |
| static int |
| xmlSchemaValidateElementByWildcard(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaWildcardPtr wild); |
| static int |
| xmlSchemaHasElemOrCharContent(xmlNodePtr node); |
| static int |
| xmlSchemaParseImport(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static void |
| xmlSchemaCheckFacetValues(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt); |
| static void |
| xmlSchemaClearValidCtxt(xmlSchemaValidCtxtPtr vctxt); |
| static int |
| xmlSchemaPostCreateVal(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlSchemaValPtr *val); |
| static xmlSchemaTypePtr |
| xmlSchemaGetSimpleContentType(xmlSchemaTypePtr complexType); |
| static int |
| 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); |
| |
| /************************************************************************ |
| * * |
| * Datatype error handlers * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * 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); |
| } |
| |
| |
| /** |
| * 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); |
| } |
| |
| /** |
| * xmlSchemaVErr3: |
| * @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 |
| xmlSchemaVErr3(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node, int error, |
| const char *msg, const xmlChar *str1, const xmlChar *str2, |
| const xmlChar *str3) |
| { |
| xmlStructuredErrorFunc schannel = NULL; |
| xmlGenericErrorFunc channel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| ctxt->err = error; |
| channel = ctxt->error; |
| schannel = ctxt->serror; |
| data = ctxt->userData; |
| } |
| /* reajust to global error numbers */ |
| /* Removed, since the old schema error codes have been |
| * substituted for the global error codes. |
| * |
| * error += XML_SCHEMAV_NOROOT - XML_SCHEMAS_ERR_NOROOT; |
| */ |
| __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); |
| } |
| |
| /** |
| * xmlSchemaVErrExt: |
| * @ctxt: the validation context |
| * @node: the context node |
| * @error: the error code |
| * @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 validation error |
| */ |
| static void |
| xmlSchemaVErrExt(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node, int error, |
| const char *msg, const xmlChar * str1, |
| const xmlChar * str2, const xmlChar * str3, |
| const xmlChar * str4, const xmlChar * str5) |
| { |
| xmlStructuredErrorFunc schannel = NULL; |
| xmlGenericErrorFunc channel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| ctxt->err = error; |
| channel = ctxt->error; |
| schannel = ctxt->serror; |
| data = ctxt->userData; |
| } |
| /* reajust to global error numbers */ |
| /* Removed, since the old schema error codes have been |
| * substituted for the global error codes. |
| * |
| * error += XML_SCHEMAV_NOROOT - XML_SCHEMAS_ERR_NOROOT; |
| */ |
| __xmlRaiseError(schannel, channel, data, ctxt, node, XML_FROM_SCHEMASV, |
| error, XML_ERR_ERROR, NULL, 0, NULL, NULL, NULL, 0, 0, |
| msg, str1, str2, str3, str4, str5); |
| } |
| /** |
| * xmlSchemaVErr: |
| * @ctxt: the validation context |
| * @node: the context node |
| * @error: the error code |
| * @msg: the error message |
| * @str1: extra data |
| * @str2: extra data |
| * |
| * Handle a validation error |
| */ |
| static void |
| xmlSchemaVErr(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node, int error, |
| const char *msg, const xmlChar * str1, const xmlChar * str2) |
| { |
| xmlStructuredErrorFunc schannel = NULL; |
| xmlGenericErrorFunc channel = NULL; |
| void *data = NULL; |
| |
| if (ctxt != NULL) { |
| ctxt->nberrors++; |
| ctxt->err = error; |
| channel = ctxt->error; |
| data = ctxt->userData; |
| schannel = ctxt->serror; |
| } |
| /* reajust to global error numbers */ |
| /* Removed, since the old schema error codes have been |
| * substituted for the global error codes. |
| * |
| * error += XML_SCHEMAV_NOROOT - XML_SCHEMAS_ERR_NOROOT; |
| */ |
| __xmlRaiseError(schannel, channel, data, ctxt, node, XML_FROM_SCHEMASV, |
| error, XML_ERR_ERROR, NULL, 0, |
| (const char *) str1, (const char *) str2, NULL, 0, 0, |
| msg, str1, str2); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| /** |
| * xmlSchemaFormatNsUriLocal: |
| * @buf: the string buffer |
| * @uri: the namespace URI |
| * @local: the local name |
| * |
| * Returns a representation of the given URI used |
| * for error reports. |
| * |
| * Returns an empty string, if @ns is NULL, a formatted |
| * string otherwise. |
| */ |
| static const xmlChar* |
| xmlSchemaFormatNsUriLocal(xmlChar **buf, |
| const xmlChar *uri, const xmlChar *local) |
| { |
| if (*buf != NULL) |
| xmlFree(*buf); |
| if (uri == NULL) { |
| *buf = xmlStrdup(BAD_CAST "{'"); |
| *buf = xmlStrcat(*buf, local); |
| } else { |
| *buf = xmlStrdup(BAD_CAST "{'"); |
| *buf = xmlStrcat(*buf, uri); |
| *buf = xmlStrcat(*buf, BAD_CAST "', '"); |
| *buf = xmlStrcat(*buf, local); |
| } |
| *buf = xmlStrcat(*buf, BAD_CAST "'}"); |
| return ((const xmlChar *) *buf); |
| } |
| |
| /** |
| * xmlSchemaFormatNsPrefixLocal: |
| * @buf: the string buffer |
| * @ns: the namespace |
| * @local: the local name |
| * |
| * Returns a representation of the given URI used |
| * for error reports. |
| * |
| * Returns an empty string, if @ns is NULL, a formatted |
| * string otherwise. |
| */ |
| static const xmlChar* |
| xmlSchemaFormatNsPrefixLocal(xmlChar **buf, |
| xmlNsPtr ns, const xmlChar *local) |
| { |
| if (*buf != NULL) { |
| xmlFree(*buf); |
| *buf = NULL; |
| } |
| if ((ns == NULL) || (ns->prefix == NULL)) |
| return(local); |
| else { |
| *buf = xmlStrdup(ns->prefix); |
| *buf = xmlStrcat(*buf, BAD_CAST ":"); |
| *buf = xmlStrcat(*buf, local); |
| } |
| return ((const xmlChar *) *buf); |
| } |
| |
| /** |
| * 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 * |
| 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_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_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"); |
| } |
| } |
| |
| /** |
| * 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, |
| int parsing) |
| { |
| 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 (item->builtInType == XML_SCHEMAS_ANYTYPE) |
| *buf = xmlStrdup(BAD_CAST "'anyType'"); |
| else if (item->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) |
| *buf = xmlStrdup(BAD_CAST "'anySimpleType'"); |
| else { |
| /* *buf = xmlStrdup(BAD_CAST "bi "); */ |
| /* *buf = xmlStrcat(*buf, xmlSchemaElemDesST); */ |
| *buf = xmlStrdup(BAD_CAST "'"); |
| *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(xmlSchemaElemDesST); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, item->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrdup(xmlSchemaElemDesST); |
| } |
| break; |
| case XML_SCHEMA_TYPE_COMPLEX: |
| if (item->flags & XML_SCHEMAS_TYPE_GLOBAL) { |
| *buf = xmlStrdup(xmlSchemaElemDesCT); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, item->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrdup(xmlSchemaElemDesCT); |
| } |
| 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, attr->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrdup(xmlSchemaElemDesAttrRef); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, attr->refPrefix); |
| *buf = xmlStrcat(*buf, BAD_CAST ":"); |
| *buf = xmlStrcat(*buf, attr->ref); |
| *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, elem->name); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrdup(xmlSchemaElemDesElemRef); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, elem->refPrefix); |
| *buf = xmlStrcat(*buf, BAD_CAST ":"); |
| *buf = xmlStrcat(*buf, elem->ref); |
| *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: { |
| xmlChar *s = NULL; |
| |
| *buf = xmlStrdup(xmlSchemaElemModelGrDef); |
| *buf = xmlStrcat(*buf, BAD_CAST " '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatQName(&s, |
| ((xmlSchemaModelGroupDefPtr) item)->targetNamespace, |
| ((xmlSchemaModelGroupDefPtr) item)->name)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| FREE_AND_NULL(s) |
| } |
| 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 (parsing) |
| *buf = xmlStrcat(*buf, elem->name); |
| else |
| *buf = xmlStrcat(*buf, |
| xmlSchemaFormatNsPrefixLocal(&str, elem->ns, elem->name)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| if ((itemNode != NULL) && (itemNode->type == XML_ATTRIBUTE_NODE)) { |
| *buf = xmlStrcat(*buf, BAD_CAST ", attribute '"); |
| *buf = xmlStrcat(*buf, xmlSchemaFormatNsPrefixLocal(&str, |
| itemNode->ns, itemNode->name)); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| FREE_AND_NULL(str); |
| |
| return (*buf); |
| } |
| |
| /** |
| * xmlSchemaPFormatItemDes: |
| * @buf: the string buffer |
| * @item: the item as a schema object |
| * @itemNode: the item as a node |
| * |
| * If the pointer to @buf is not NULL and @but holds no value, |
| * the value is set to a item designation using |
| * xmlSchemaFormatItemForReport. This one avoids adding |
| * an attribute designation postfix. |
| * |
| * Returns a string of all enumeration elements. |
| */ |
| static void |
| xmlSchemaPRequestItemDes(xmlChar **buf, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemNode) |
| { |
| if ((buf == 0) || (*buf != NULL)) |
| return; |
| if (itemNode->type == XML_ATTRIBUTE_NODE) |
| itemNode = itemNode->parent; |
| xmlSchemaFormatItemForReport(buf, NULL, item, itemNode, 1); |
| } |
| |
| /** |
| * xmlSchemaGetCanonValueWhtsp: |
| * @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 |
| xmlSchemaGetCanonValueWhtsp(const xmlChar *value, |
| xmlSchemaValPtr val, |
| xmlSchemaWhitespaceValueType ws, |
| const xmlChar **retValue) |
| { |
| xmlSchemaValType valType; |
| |
| if ((retValue == NULL) || (value == NULL) || (val == NULL)) |
| return (-1); |
| *retValue = NULL; |
| valType = xmlSchemaGetValType(val); |
| switch (valType) { |
| case XML_SCHEMAS_STRING: |
| if (value == NULL) |
| *retValue = BAD_CAST xmlStrdup(BAD_CAST ""); |
| else if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE) |
| *retValue = xmlSchemaCollapseString(value); |
| else if (ws == XML_SCHEMA_WHITESPACE_REPLACE) |
| *retValue = xmlSchemaWhiteSpaceReplace(value); |
| if ((*retValue) == NULL) |
| *retValue = BAD_CAST xmlStrdup(value); |
| break; |
| case XML_SCHEMAS_NORMSTRING: |
| if (value == NULL) |
| *retValue = BAD_CAST xmlStrdup(BAD_CAST ""); |
| else { |
| if (ws == XML_SCHEMA_WHITESPACE_COLLAPSE) |
| *retValue = xmlSchemaCollapseString(value); |
| else |
| *retValue = xmlSchemaWhiteSpaceReplace(value); |
| if ((*retValue) == NULL) |
| *retValue = BAD_CAST xmlStrdup(value); |
| } |
| break; |
| default: |
| return (xmlSchemaGetCanonValue(val, retValue)); |
| } |
| return (0); |
| } |
| |
| /** |
| * 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(xmlChar **buf, xmlSchemaTypePtr type) |
| { |
| xmlSchemaFacetPtr facet; |
| xmlSchemaWhitespaceValueType ws; |
| const xmlChar *value = NULL; |
| int res, found = 0; |
| |
| if (*buf != NULL) |
| xmlFree(*buf); |
| *buf = NULL; |
| |
| do { |
| /* |
| * Use the whitespace type of the base type. |
| */ |
| ws = (xmlSchemaWhitespaceValueType) |
| xmlSchemaGetWhiteSpaceFacetValue(type->baseType); |
| for (facet = type->facets; facet != NULL; facet = facet->next) { |
| if (facet->type != XML_SCHEMA_FACET_ENUMERATION) |
| continue; |
| found = 1; |
| res = xmlSchemaGetCanonValueWhtsp(facet->value, facet->val, |
| ws, &value); |
| if (res == -1) { |
| xmlSchemaVErr(NULL, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaFormatFacetEnumSet, failed to " |
| "compute the canonical lexical representation.\n", |
| NULL, NULL); |
| if (*buf != NULL) |
| xmlFree(*buf); |
| *buf = NULL; |
| return (NULL); |
| } |
| if (*buf == NULL) { |
| *buf = xmlStrdup(BAD_CAST "'"); |
| *buf = xmlStrcat(*buf, value); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrcat(*buf, BAD_CAST ", '"); |
| *buf = xmlStrcat(*buf, value); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| if (value != NULL) { |
| xmlFree((xmlChar *)value); |
| value = NULL; |
| } |
| } |
| type = type->baseType; |
| } while ((! found) && (type != NULL) && |
| (type->type != XML_SCHEMA_TYPE_BASIC)); |
| |
| return ((const xmlChar *) *buf); |
| } |
| |
| /** |
| * xmlSchemaVFacetErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the node to be validated |
| * @value: the value of the node |
| * @type: the type holding the facet |
| * @facet: the facet |
| * @message: the error message of NULL |
| * @str1: extra data |
| * @str2: extra data |
| * @str3: extra data |
| * |
| * Reports a facet validation error. |
| * TODO: Should this report the value of an element as well? |
| */ |
| static void |
| xmlSchemaVFacetErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| const xmlChar *value, |
| unsigned long length, |
| xmlSchemaTypePtr type, |
| xmlSchemaFacetPtr facet, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2, |
| const xmlChar *str3) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| xmlSchemaTypeType facetType; |
| |
| xmlSchemaFormatItemForReport(&msg, NULL, NULL, node, 0); |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, NULL, type, NULL, 0)); |
| msg = xmlStrcat(msg, BAD_CAST ", facet '"); |
| 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, 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 (node->type == 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 (node->type == XML_ATTRIBUTE_NODE) |
| xmlSchemaVErrExt(ctxt, node, error, |
| (const char *) msg, |
| value, (const xmlChar *) actLen, (const xmlChar *) len, |
| NULL, NULL); |
| else |
| xmlSchemaVErr(ctxt, node, error, |
| (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"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, value, |
| xmlSchemaFormatFacetEnumSet(&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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (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"); |
| xmlSchemaVErr(ctxt, node, error, (const char*) msg, value, |
| facet->value); |
| } else if (node->type == XML_ATTRIBUTE_NODE) { |
| msg = xmlStrcat(msg, BAD_CAST "The value '%s' is not facet-valid.\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, value, NULL); |
| } else { |
| msg = xmlStrcat(msg, BAD_CAST "The value is not facet-valid.\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, NULL, NULL); |
| } |
| } else { |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErr3(ctxt, node, error, (const char *) msg, str1, str2, str3); |
| } |
| FREE_AND_NULL(str) |
| xmlFree(msg); |
| } |
| |
| /** |
| * xmlSchemaVSimpleTypeErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @type: the type used for validation |
| * @node: the node containing the validated value |
| * @value: the validated value |
| * |
| * Reports a simple type validation error. |
| * TODO: Should this report the value of an element as well? |
| */ |
| static void |
| xmlSchemaVSimpleTypeErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| const xmlChar *value, |
| xmlSchemaTypePtr type) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| |
| xmlSchemaFormatItemForReport(&msg, NULL, NULL, node, 0); |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, NULL, type, NULL, 0)); |
| if (node->type == XML_ATTRIBUTE_NODE) { |
| msg = xmlStrcat(msg, BAD_CAST "]: The value '%s' is not valid.\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, value, NULL); |
| } else { |
| msg = xmlStrcat(msg, BAD_CAST "]: The character content is not valid.\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, NULL, NULL); |
| } |
| FREE_AND_NULL(str) |
| xmlFree(msg); |
| } |
| |
| /** |
| * xmlSchemaVComplexTypeErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the node containing the validated value |
| * @type: the complex type used for validation |
| * @message: the error message |
| * |
| * Reports a complex type validation error. |
| */ |
| static void |
| xmlSchemaVComplexTypeErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *message) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| |
| xmlSchemaFormatItemForReport(&msg, NULL, NULL, node, 0); |
| /* Specify the complex type only if it is global. */ |
| if ((type != NULL) && (type->flags & XML_SCHEMAS_TYPE_GLOBAL)) { |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, NULL, type, NULL, 0)); |
| msg = xmlStrcat(msg, BAD_CAST "]"); |
| } |
| msg = xmlStrcat(msg, BAD_CAST ": %s.\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, |
| (const xmlChar *) message, NULL); |
| FREE_AND_NULL(str) |
| xmlFree(msg); |
| } |
| |
| /** |
| * xmlSchemaVComplexTypeElemErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the node containing the validated value |
| * @type: the complex type used for validation |
| * @message: the error message |
| * |
| * Reports a complex type validation error. |
| */ |
| static void |
| xmlSchemaVComplexTypeElemErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *message, |
| int nbval, |
| int nbneg, |
| xmlChar **values) |
| { |
| xmlChar *str = NULL, *msg = NULL; |
| xmlChar *localName, *nsName; |
| const xmlChar *cur, *end; |
| int i; |
| |
| xmlSchemaFormatItemForReport(&msg, NULL, NULL, node, 0); |
| /* Specify the complex type only if it is global. */ |
| if ((type != NULL) && (type->flags & XML_SCHEMAS_TYPE_GLOBAL)) { |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, NULL, type, NULL, 0)); |
| msg = xmlStrcat(msg, BAD_CAST "]"); |
| FREE_AND_NULL(str) |
| } |
| msg = xmlStrcat(msg, BAD_CAST ": "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| /* |
| * 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 " )"); |
| msg = xmlStrcat(msg, BAD_CAST str); |
| FREE_AND_NULL(str) |
| } |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, NULL, NULL); |
| xmlFree(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, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| const char *message) |
| { |
| xmlChar *des = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, ownerElem, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, ownerElem, 1); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| 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); |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des); |
| } |
| |
| /** |
| * 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"); |
| } |
| } |
| /** |
| * 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, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr ownerElem, |
| const char *name, |
| const xmlChar *refName, |
| const xmlChar *refURI, |
| xmlSchemaTypeType refType, |
| const char *refTypeStr) |
| { |
| xmlChar *des = NULL, *strA = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaFormatItemForReport(&des, NULL, ownerItem, ownerElem, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, ownerElem, 1); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| 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, |
| xmlSchemaFormatNsUriLocal(&strA, refURI, refName), |
| BAD_CAST refTypeStr, NULL); |
| if (ownerDes == 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, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent, 1); |
| 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, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent, 1); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, error, |
| "%s: The attribute '%s' is not allowed.\n", BAD_CAST des, |
| xmlSchemaFormatNsPrefixLocal(&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, 1); |
| else if (*itemDes == NULL) { |
| xmlSchemaFormatItemForReport(itemDes, NULL, item, itemElem, 1); |
| *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, |
| xmlChar **itemDes, |
| xmlSchemaTypePtr item, |
| xmlNodePtr itemElem, |
| const xmlSchemaAttributePtr attr, |
| const char *message, |
| const xmlChar *str1) |
| { |
| xmlChar *des = NULL, *strA = NULL, *msg = NULL; |
| |
| xmlSchemaPAquireDes(&des, itemDes, item, itemElem); |
| xmlSchemaFormatNsUriLocal(&strA, xmlSchemaGetAttrTargetNsURI(attr), |
| xmlSchemaGetAttrName(attr)); |
| msg = xmlStrdup(BAD_CAST "%s, attr. use %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, BAD_CAST strA, str1, NULL, NULL); |
| if (itemDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(strA); |
| 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, 1), |
| 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, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, attr->parent, 1); |
| 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, |
| xmlChar **ownerDes, |
| xmlSchemaTypePtr ownerItem, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *typeDes, |
| const xmlChar *value, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *des = NULL, *strA = NULL, *strT = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaPRequestItemDes(&des, ownerItem, node); |
| else if (*ownerDes == NULL) { |
| xmlSchemaPRequestItemDes(ownerDes, ownerItem, node); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| if (type != NULL) |
| typeDes = (const char *) xmlSchemaFormatItemForReport(&strT, NULL, type, NULL, 1); |
| if (message == NULL) { |
| /* |
| * Use default messages. |
| */ |
| if (node->type == XML_ATTRIBUTE_NODE) { |
| xmlSchemaPErrExt(ctxt, node, error, NULL, NULL, NULL, |
| "%s, attribute '%s' [%s]: The value '%s' is not " |
| "valid.\n", |
| BAD_CAST des, xmlSchemaFormatNsPrefixLocal(&strA, node->ns, |
| node->name), BAD_CAST typeDes, value, NULL); |
| } else { |
| xmlSchemaPErr(ctxt, node, error, |
| "%s [%s]: The character content is not valid.\n", |
| BAD_CAST des, BAD_CAST typeDes); |
| } |
| } else { |
| xmlChar *msg; |
| |
| msg = xmlStrdup(BAD_CAST "%s"); |
| if (node->type == XML_ATTRIBUTE_NODE) |
| msg = xmlStrcat(msg, BAD_CAST ", attribute '%s'"); |
| msg = xmlStrcat(msg, BAD_CAST " [%s]: "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| if (node->type == XML_ATTRIBUTE_NODE) { |
| xmlSchemaPErrExt(ctxt, node, error, NULL, NULL, NULL, |
| (const char *) msg, |
| BAD_CAST des, xmlSchemaFormatNsPrefixLocal(&strA, |
| node->ns, node->name), BAD_CAST typeDes, str1, str2); |
| } else { |
| xmlSchemaPErrExt(ctxt, node, error, NULL, NULL, NULL, |
| (const char *) msg, |
| BAD_CAST des, BAD_CAST typeDes, str1, str2, NULL); |
| } |
| xmlFree(msg); |
| } |
| /* Cleanup. */ |
| FREE_AND_NULL(strA) |
| FREE_AND_NULL(strT) |
| if (ownerDes == NULL) |
| FREE_AND_NULL(des) |
| } |
| |
| /** |
| * 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, 1); |
| else if (*ownerDes == NULL) { |
| xmlSchemaFormatItemForReport(ownerDes, NULL, ownerItem, ownerElem, 1); |
| 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) |
| } |
| |
| /** |
| * xmlSchemaVIllegalAttrErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @attr: the illegal attribute node |
| * |
| * Reports an illegal attribute. |
| */ |
| static void |
| xmlSchemaVIllegalAttrErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlAttrPtr attr) |
| { |
| xmlChar *strE = NULL, *strA = NULL; |
| |
| xmlSchemaVErr(ctxt, (xmlNodePtr) attr, |
| error, |
| /* XML_SCHEMAS_ERR_ATTRUNKNOWN, */ |
| "%s: The attribute '%s' is not allowed.\n", |
| xmlSchemaFormatItemForReport(&strE, NULL, NULL, attr->parent, 0), |
| xmlSchemaFormatNsPrefixLocal(&strA, attr->ns, attr->name)); |
| FREE_AND_NULL(strE) |
| FREE_AND_NULL(strA) |
| } |
| |
| |
| 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 |
| xmlSchemaStreamVCustomErr(xmlSchemaValidCtxtPtr vctxt, |
| xmlParserErrors error, |
| xmlSchemaNodeInfoPtr nodeInfo, |
| xmlSchemaTypePtr type, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *msg = NULL, *str = NULL; |
| |
| msg = xmlStrdup(BAD_CAST "Element '"); |
| |
| if (vctxt->elemInfos[vctxt->depth] != nodeInfo) { |
| xmlSchemaNodeInfoPtr elemInfo; |
| /* |
| * The node info is an attribute info. |
| */ |
| elemInfo = vctxt->elemInfos[vctxt->depth]; |
| msg = xmlStrcat(msg, xmlSchemaFormatQName(&str, |
| elemInfo->namespaceName, elemInfo->localName)); |
| msg = xmlStrcat(msg, BAD_CAST "', "); |
| msg = xmlStrcat(msg, BAD_CAST "attribute '"); |
| } |
| msg = xmlStrcat(msg, xmlSchemaFormatQName(&str, |
| nodeInfo->namespaceName, nodeInfo->localName)); |
| msg = xmlStrcat(msg, BAD_CAST "'"); |
| |
| if ((type != NULL) && (xmlSchemaIsGlobalItem(type))) { |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, |
| NULL, type, NULL, 0)); |
| msg = xmlStrcat(msg, BAD_CAST "]"); |
| } |
| msg = xmlStrcat(msg, BAD_CAST ": "); |
| |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErr(vctxt, nodeInfo->node, error, (const char *) msg, |
| str1, str2); |
| FREE_AND_NULL(msg) |
| FREE_AND_NULL(str) |
| } |
| |
| /** |
| * xmlSchemaVCustomErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the validated node |
| * @type: the schema type of the validated node |
| * @message: the error message |
| * @str1: the optional param for the message |
| * |
| * Reports a validation error. |
| */ |
| static void |
| xmlSchemaVCustomErrExt(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2, |
| const xmlChar *str3) |
| { |
| xmlChar *msg = NULL, *str = NULL; |
| |
| if (node == NULL) { |
| xmlSchemaVErr(ctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaVCustomErr, no node " |
| "given.\n", NULL, NULL); |
| return; |
| } |
| /* TODO: Are the HTML and DOCB doc nodes expected here? */ |
| if (node->type != XML_DOCUMENT_NODE) { |
| xmlSchemaFormatItemForReport(&msg, NULL, NULL, node, 0); |
| if ((type != NULL) && (xmlSchemaIsGlobalItem(type))) { |
| msg = xmlStrcat(msg, BAD_CAST " ["); |
| msg = xmlStrcat(msg, xmlSchemaFormatItemForReport(&str, NULL, |
| type, NULL, 0)); |
| msg = xmlStrcat(msg, BAD_CAST "]"); |
| } |
| msg = xmlStrcat(msg, BAD_CAST ": "); |
| } else |
| msg = xmlStrdup((const xmlChar *) ""); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErrExt(ctxt, node, error, (const char *) msg, str1, str2, |
| str3, NULL, NULL); |
| FREE_AND_NULL(msg) |
| FREE_AND_NULL(str) |
| } |
| |
| /** |
| * xmlSchemaVCustomErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the validated node |
| * @type: the schema type of the validated node |
| * @message: the error message |
| * @str1: the optional param for the message |
| * |
| * Reports a validation error. |
| */ |
| static void |
| xmlSchemaVCustomErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaTypePtr type, |
| const char *message, |
| const xmlChar *str1) |
| { |
| xmlSchemaVCustomErrExt(ctxt, error, node, type, message, str1, NULL, NULL); |
| } |
| |
| /** |
| * xmlSchemaVWildcardErr: |
| * @ctxt: the schema validation context |
| * @error: the error code |
| * @node: the validated node |
| * @wild: the wildcard used |
| * @message: the error message |
| * |
| * Reports an validation-by-wildcard error. |
| */ |
| static void |
| xmlSchemaVWildcardErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| xmlSchemaWildcardPtr wild, |
| const char *message) |
| { |
| xmlChar *des = NULL, *msg = NULL; |
| |
| xmlSchemaFormatItemForReport(&des, NULL, NULL, node, 0); |
| msg = xmlStrdup(BAD_CAST "%s ["); |
| msg = xmlStrcat(msg, xmlSchemaWildcardPCToString(wild->processContents)); |
| msg = xmlStrcat(msg, BAD_CAST " wildcard]: "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErr(ctxt, node, error, (const char *) msg, BAD_CAST des, NULL); |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(msg); |
| } |
| |
| /** |
| * xmlSchemaVMissingAttrErr: |
| * @ctxt: the schema validation context |
| * @node: the parent element node of the missing attribute node |
| * @type: the corresponding type of the attribute node |
| * |
| * Reports an illegal attribute. |
| */ |
| static void |
| xmlSchemaVMissingAttrErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlNodePtr elem, |
| xmlSchemaAttributePtr type) |
| { |
| const xmlChar *name, *uri; |
| xmlChar *strE = NULL, *strA = NULL; |
| |
| if (type->ref != NULL) { |
| name = type->ref; |
| uri = type->refNs; |
| } else { |
| name = type->name; |
| uri = type->targetNamespace; |
| } |
| xmlSchemaVErr(ctxt, elem, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_4, |
| /* XML_SCHEMAS_ERR_MISSING, */ |
| "%s: The attribute %s is required but missing.\n", |
| xmlSchemaFormatItemForReport(&strE, NULL, NULL, elem, 0), |
| xmlSchemaFormatNsUriLocal(&strA, uri, name)); |
| FREE_AND_NULL(strE) |
| FREE_AND_NULL(strA) |
| } |
| |
| /************************************************************************ |
| * * |
| * 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); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| static int |
| xmlSchemaAddVolatile(xmlSchemaPtr schema, |
| xmlSchemaBasicItemPtr item) |
| { |
| xmlSchemaItemListPtr list; |
| |
| if (schema->volatiles == NULL) { |
| schema->volatiles = (void *) xmlMalloc(sizeof(xmlSchemaItemList)); |
| if (schema->volatiles == NULL) { |
| xmlSchemaPErrMemory(NULL, |
| "allocating list of volatiles", NULL); |
| return (-1); |
| } |
| memset(schema->volatiles, 0, sizeof(xmlSchemaItemList)); |
| |
| } |
| 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); |
| } |
| } |
| } |
| if (list->items != NULL) |
| xmlFree(list->items); |
| xmlFree(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", |
| xmlSchemaFormatNsUriLocal(&str, namespaceName, localName)); |
| FREE_AND_NULL(str) |
| |
| if (bind == NULL) |
| return; |
| do { |
| fprintf(output, "IDC: BINDING %s\n", |
| xmlSchemaFormatNsUriLocal(&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->compValue != NULL)) { |
| res = xmlSchemaGetCanonValue(key->compValue, &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); |
| } |
| |
| /** |
| * xmlSchemaGetAttribute: |
| * @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 |
| xmlSchemaGetAttribute(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 = xmlSchemaGetAttribute(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))) |
| |
| /** |
| * xmlSchemaIsBlank: |
| * @str: a string |
| * |
| * 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) |
| { |
| if (str == NULL) |
| return (1); |
| while (*str != 0) { |
| if (!(IS_BLANK_CH(*str))) |
| return (0); |
| str++; |
| } |
| 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, |
| xmlSchemaTypePtr ownerItem, |
| xmlAttrPtr attr, |
| const xmlChar *value, |
| const xmlChar **uri, |
| const xmlChar **prefix, |
| const xmlChar **local) |
| { |
| const xmlChar *pref; |
| xmlNsPtr ns; |
| int len, ret; |
| |
| *uri = NULL; |
| *local = NULL; |
| if (prefix != 0) |
| *prefix = NULL; |
| ret = xmlValidateQName(value, 1); |
| if (ret > 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "QName", 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); |
| if (prefix != 0) |
| *prefix = pref; |
| ns = xmlSearchNs(attr->doc, attr->parent, pref); |
| if (ns == NULL) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), "QName", value, |
| "The QName value '%s' 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 **prefix, |
| const xmlChar **local) |
| { |
| const xmlChar *value; |
| |
| value = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| return (xmlSchemaPValAttrNodeQNameValue(ctxt, schema, |
| ownerDes, ownerItem, attr, value, uri, prefix, 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 **prefix, |
| const xmlChar **local) |
| { |
| xmlAttrPtr attr; |
| |
| attr = xmlSchemaGetPropNode(ownerElem, name); |
| if (attr == NULL) { |
| *local = NULL; |
| if (prefix != NULL) |
| *prefix = NULL; |
| *uri = NULL; |
| return (0); |
| } |
| return (xmlSchemaPValAttrNodeQName(ctxt, schema, |
| ownerDes, ownerItem, attr, uri, prefix, 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, |
| 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, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ID), |
| NULL, NULL, "The ID '%s' is already defined", |
| 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, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ID), |
| NULL, BAD_CAST value, NULL, NULL, 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, 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, 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, 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, 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, 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, |
| 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, |
| ownerDes, ownerItem, node, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| "(1 | 0 | true | false)", 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, |
| 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, |
| ownerDes, ownerItem, |
| (xmlNodePtr) xmlSchemaGetPropNode(node, name), |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| "(1 | 0 | true | false)", 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 ctxt, |
| xmlChar **ownerDes, |
| 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 ((ctxt == NULL) || (type == NULL) || (attr == NULL)) |
| return (-1); |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaPValAttrNodeValue, the given " |
| "type '%s' is not a built-in type.\n", |
| type->name, NULL); |
| 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; |
| |
| /* |
| case XML_SCHEMAS_NCNAME: |
| ret = xmlValidateNCName(value, 1); |
| break; |
| case XML_SCHEMAS_QNAME: |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaPvalueAttrNode, use " |
| "the function xmlSchemaExtractSchemaQNamePropvalueidated " |
| "for extracting QName valueues instead.\n", |
| NULL, NULL); |
| return (-1); |
| case XML_SCHEMAS_ANYURI: |
| if (value != NULL) { |
| xmlURIPtr uri = xmlParseURI((const char *) value); |
| if (uri == NULL) |
| ret = 1; |
| else |
| xmlFreeURI(uri); |
| } |
| break; |
| case XML_SCHEMAS_TOKEN: { |
| const xmlChar *cur = value; |
| |
| if (IS_BLANK_CH(*cur)) { |
| ret = 1; |
| } else while (*cur != 0) { |
| if ((*cur == 0xd) || (*cur == 0xa) || (*cur == 0x9)) { |
| ret = 1; |
| break; |
| } else if (*cur == ' ') { |
| cur++; |
| if ((*cur == 0) || (*cur == ' ')) { |
| ret = 1; |
| break; |
| } |
| } else { |
| cur++; |
| } |
| } |
| } |
| break; |
| case XML_SCHEMAS_LANGUAGE: |
| if (xmlCheckLanguageID(value) != 1) |
| ret = 1; |
| break; |
| */ |
| default: { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaPValAttrNodeValue, " |
| "valueidation using the type '%s' is not implemented " |
| "yet.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| } |
| /* |
| * TODO: Should we use the S4S error codes instead? |
| */ |
| if (ret < 0) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaPValAttrNodeValue, " |
| "failed to validate a schema attribute value.\n", |
| NULL, NULL); |
| return (-1); |
| } else if (ret > 0) { |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| type, NULL, value, |
| NULL, NULL, NULL); |
| return(XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2); |
| } else { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| type, NULL, value, |
| NULL, NULL, NULL); |
| return(XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1); |
| } |
| } |
| 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 (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, 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, NULL, (xmlNodePtr) attr, |
| NULL, |
| "((##any | ##other) | List of (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: Maby 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, |
| "(nonNegativeInteger | unbounded)"); |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, |
| "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; |
| 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, |
| (xmlChar **) &xmlSchemaElemDesAttrDecl, 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, |
| (xmlChar **) &xmlSchemaElemDesAttrDecl, NULL, node, |
| "name", NULL); |
| return (NULL); |
| } |
| } else |
| isRef = 1; |
| |
| if (isRef) { |
| char buf[50]; |
| const xmlChar *refNs = NULL, *ref = NULL, *refPrefix = NULL; |
| |
| /* |
| * Parse as attribute reference. |
| */ |
| if (xmlSchemaPValAttrNodeQName(ctxt, schema, |
| (xmlChar **) &xmlSchemaElemDesAttrRef, NULL, attr, &refNs, |
| &refPrefix, &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->refPrefix = refPrefix; |
| 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 |
| */ |
| if (xmlStrEqual(name, BAD_CAST "xmlns")) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_NO_XMLNS, |
| &repName, NULL, (xmlNodePtr) nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), "NCName", NULL, |
| "The value 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, |
| &repName, 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 |
| */ |
| 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, NULL, &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, |
| &repName, (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, |
| &repName, (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, 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, *refPrefix; |
| |
| /* |
| * Parse as an attribute group definition reference. |
| */ |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, NULL, node, "ref", NULL); |
| } |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| NULL, NULL, attr, &refNs, &refPrefix, &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; |
| /* TODO: Is @refPrefix currently used? */ |
| ret->refPrefix = refPrefix; |
| 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, 1, nsArray); |
| else |
| selector->xpathComp = (void *) xmlPatterncompile(selector->xpath, |
| NULL, 1, 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, 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, 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, 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), 0, |
| &(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, 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, "nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, "(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, NULL, &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, 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"))) |
| { |
| if (xmlStrEqual(attr->name, BAD_CAST "substitutionGroup")) { |
| /* |
| * 3.3.6 : 3 If there is a non-·absent· {substitution |
| * group affiliation}, then {scope} must be global. |
| * TODO: This one is redundant, since the S4S does |
| * prohibit this attribute on local declarations already; |
| * so why an explicit error code? Weird spec. |
| * TODO: Think about hanling this equal to the other attributes. |
| */ |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_3, |
| NULL, (xmlSchemaTypePtr) decl, attr); |
| } else { |
| 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), NULL, &(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) { |
| decl->flags |= XML_SCHEMAS_ELEM_FINAL_ABSENT; |
| } 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, |
| NULL, (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, |
| NULL, (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; |
| |
| xmlSchemaPValAttrQName(ctxt, schema, |
| NULL, (xmlSchemaTypePtr) decl, node, |
| "type", &(decl->namedTypeNs), NULL, &(decl->namedType)); |
| |
| 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 |
| decl->subtypes = 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 |
| decl->subtypes = 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) |
| xmlSchemaFreeAnnot(annot); |
| if (particle != NULL) |
| xmlSchemaFreeParticle(particle); |
| if (decl != NULL) |
| xmlSchemaFreeElement(decl); |
| 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; |
| /* |
| * 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, NULL, &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; |
| /* |
| * 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), NULL, &(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, NULL, node, |
| "name", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNode(ctxt, |
| NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &attrValue) != 0) { |
| return (NULL); |
| } |
| } |
| |
| 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; |
| /* |
| * 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->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) { |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_DEFAULT; |
| } 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, |
| NULL, 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, NULL, node, |
| "ref", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNodeQName(ctxt, schema, NULL, NULL, |
| attr, &refNs, NULL, &ref) != 0) { |
| return (NULL); |
| } |
| min = xmlGetMinOccurs(ctxt, node, 0, -1, 1, "nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, |
| "(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, 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, 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, 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, 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, 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); |
| } |
| |
| static int |
| xmlSchemaAcquireSchemaDoc(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| const xmlChar *nsName, |
| const xmlChar *location, |
| xmlDocPtr *doc, |
| const xmlChar **targetNamespace, |
| int absolute) |
| { |
| 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); |
| } |
| |
| /* |
| * 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(ctxt->dict, URI, -1); |
| xmlFree(URI); |
| } |
| } |
| parserCtxt = xmlNewParserCtxt(); |
| if (parserCtxt == NULL) { |
| xmlSchemaPErrMemory(NULL, "xmlSchemaParseImport: " |
| "allocating a parser context", NULL); |
| return(-1); |
| } |
| |
| if ((ctxt->dict != NULL) && (parserCtxt->dict != NULL)) { |
| xmlDictFree(parserCtxt->dict); |
| parserCtxt->dict = ctxt->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); |
| } |
| |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| NULL, NULL, node, |
| "Failed to parse the resource '%s' for import", |
| location); |
| xmlFreeParserCtxt(parserCtxt); |
| return(XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| xmlFreeParserCtxt(parserCtxt); |
| |
| root = xmlDocGetRootElement(*doc); |
| if (root == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| NULL, NULL, node, |
| "The XML document '%s' to be imported has no document " |
| "element", location); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| |
| xmlSchemaCleanupDoc(ctxt, root); |
| |
| if (!IS_SCHEMA(root, "schema")) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_2_1, |
| NULL, NULL, node, |
| "The XML document '%s' to be imported is not a XML schema document", |
| location); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_2_1); |
| } |
| *targetNamespace = xmlSchemaGetProp(ctxt, root, "targetNamespace"); |
| /* |
| * Schema Representation Constraint: Import Constraints and Semantics |
| */ |
| if (nsName == NULL) { |
| if (*targetNamespace != NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_3_2, |
| NULL, NULL, node, |
| "The XML schema to be imported is not expected " |
| "to have a target namespace; this differs from " |
| "its target namespace of '%s'", *targetNamespace); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_2); |
| } |
| } else { |
| if (*targetNamespace == NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_3_1, |
| NULL, NULL, node, |
| "The XML schema to be imported is expected to have a target " |
| "namespace of '%s'", nsName); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_1); |
| } else if (!xmlStrEqual(*targetNamespace, nsName)) { |
| xmlSchemaPCustomErrExt(ctxt, |
| XML_SCHEMAP_SRC_IMPORT_3_1, |
| NULL, NULL, node, |
| "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, NULL); |
| xmlFreeDoc(*doc); |
| *doc = NULL; |
| return (XML_SCHEMAP_SRC_IMPORT_3_1); |
| } |
| } |
| |
| import = xmlSchemaAddImport(ctxt, &(schema->schemasImports), nsName); |
| if (import == NULL) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_FAILED_BUILD_IMPORT, |
| NULL, NULL, NULL, |
| "Internal error: xmlSchemaAcquireSchemaDoc, " |
| "failed to build import table", NULL); |
| 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; |
| |
| /* |
| * 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; |
| xmlSchemaClearSchemaDefaults(schema); |
| oldTNS = schema->targetNamespace; |
| schema->targetNamespace = targetNamespace; |
| /* |
| * 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; |
| } |
| |
| /** |
| * 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, 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, 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(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, 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, max; |
| |
| 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, "nonNegativeInteger"); |
| max = xmlGetMaxOccurs(ctxt, node, 0, UNBOUNDED, 1, |
| "(nonNegativeInteger | unbounded)"); |
| } |
| /* |
| * 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) |
| 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. |
| */ |
| if ((xmlSchemaPValAttrQName(ctxt, schema, |
| NULL, NULL, node, "base", |
| &(type->baseNs), NULL, |
| &(type->base)) == 0) && |
| (type->base == NULL) && |
| (type->type == XML_SCHEMA_TYPE_COMPLEX)) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, 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) { |
| xmlSchemaTypePtr contType, baseType = NULL; |
| /* |
| * Corresponds to <complexType><simpleContent><restriction>... |
| * |
| * SPEC (content type): |
| * "1 If the type definition ·resolved· to by the ·actual value· of |
| * the base [attribute] is a complex type definition whose own |
| * {content type} is a simple type definition and the <restriction> |
| * alternative is chosen, then starting from either" ... |
| * |
| * "1.1 the simple type definition corresponding to the <simpleType> |
| * among the [children] of <restriction> if there is one;" |
| */ |
| if (IS_SCHEMA(child, "simpleType")) { |
| |
| baseType = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| if (baseType == NULL) |
| return (NULL); |
| child = child->next; |
| } |
| /* |
| * 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. |
| * Note that we will use the same node as for the <restriction> to |
| * have it somehow anchored in the schema doc. |
| */ |
| snprintf(buf, 29, "#scST%d", ctxt->counter++ + 1); |
| contType = xmlSchemaAddType(ctxt, schema, (const xmlChar *)buf, |
| container, node); |
| if (contType == NULL) |
| return (NULL); |
| contType->node = node; |
| contType->type = XML_SCHEMA_TYPE_SIMPLE; |
| contType->baseType = baseType; |
| type->contentTypeDef = contType; |
| } |
| |
| if ((parentType == XML_SCHEMA_TYPE_SIMPLE) || |
| (parentType == XML_SCHEMA_TYPE_SIMPLE_CONTENT)) { |
| xmlSchemaFacetPtr facet, lastfacet = NULL; |
| xmlSchemaTypePtr facetHolder; |
| |
| if (parentType == XML_SCHEMA_TYPE_SIMPLE) |
| facetHolder = type; |
| else |
| facetHolder = type->contentTypeDef; |
| /* |
| * 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) |
| facetHolder->facets = facet; |
| else |
| lastfacet->next = facet; |
| lastfacet = facet; |
| lastfacet->next = NULL; |
| } |
| child = child->next; |
| } |
| /* |
| * Create links for derivation and validation. |
| */ |
| if (facetHolder->facets != NULL) { |
| xmlSchemaFacetLinkPtr facetLink, lastFacetLink = NULL; |
| |
| facet = facetHolder->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) |
| facetHolder->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), NULL, |
| &(type->base)) == 0) && (type->base == NULL)) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| NULL, 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]; |
| |
| |
| 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, |
| (xmlChar **) &xmlSchemaElemDesCT, 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; |
| /* |
| * Set defaults. |
| */ |
| type->flags |= XML_SCHEMAS_TYPE_FINAL_DEFAULT; |
| } |
| 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, |
| &des, type, (xmlNodePtr) attr, |
| NULL, |
| "(#all | List of (extension | restriction))", |
| attrValue, NULL, NULL, NULL); |
| } |
| } 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, |
| &des, type, (xmlNodePtr) attr, |
| NULL, |
| "(#all | List of (extension | restriction)) ", |
| attrValue, NULL, NULL, NULL); |
| } |
| } 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 (xmlSchemaGetPropNode(node, "block") == NULL) { |
| /* |
| * 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; |
| } |
| /* |
| * 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; |
| if (IS_SCHEMA(node, "schema")) { |
| xmlSchemaImportPtr import; |
| |
| schema = xmlSchemaNewSchema(ctxt); |
| if (schema == NULL) |
| return (NULL); |
| /* |
| * Disable build of list of items. |
| */ |
| 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); |
| } 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); |
| } |
| |
| void *curItems; /* used for dynamic addition of schemata */ |
| int nbCurItems; /* used for dynamic addition of schemata */ |
| int sizeCurItems; /* used for dynamic addition of schemata */ |
| |
| #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->dict = xmlDictCreate(); |
| ret->URL = xmlDictLookup(ret->dict, (const xmlChar *) URL, -1); |
| ret->includes = 0; |
| 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); |
| } |
| |
| |
| /** |
| * 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); |
| xmlDictFree(ctxt->dict); |
| xmlFree(ctxt); |
| } |
| |
| /************************************************************************ |
| * * |
| * Building the content models * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * 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) { |
| 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, 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:{ |
| xmlAutomataStatePtr oldstate; |
| xmlSchemaElementPtr elemDecl; |
| |
| elemDecl = (xmlSchemaElementPtr) particle->children; |
| |
| 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); |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, NULL, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| (xmlSchemaTypePtr) elemDecl); |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, oldstate, |
| counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, NULL, |
| counter); |
| |
| } else { |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, NULL, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| (xmlSchemaTypePtr) elemDecl); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, |
| oldstate); |
| if (particle->minOccurs == 0) { |
| /* basically an elem* */ |
| 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); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, |
| NULL, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| (xmlSchemaTypePtr) elemDecl); |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, oldstate, |
| counter); |
| ctxt->state = xmlAutomataNewCounterTrans(ctxt->am, tmp, |
| NULL, counter); |
| if (particle->minOccurs == 0) { |
| /* basically an elem? */ |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| |
| } else { |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, |
| NULL, |
| elemDecl->name, |
| elemDecl->targetNamespace, |
| (xmlSchemaTypePtr) elemDecl); |
| if (particle->minOccurs == 0) { |
| /* basically an elem? */ |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| 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 elem, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED, |
| const xmlChar * context ATTRIBUTE_UNUSED, |
| const xmlChar * namespace ATTRIBUTE_UNUSED) |
| { |
| if ((ctxt == NULL) || (elem == NULL) || |
| ((elem != NULL) && (elem->flags & XML_SCHEMAS_ELEM_INTERNAL_RESOLVED))) |
| return; |
| elem->flags |= XML_SCHEMAS_ELEM_INTERNAL_RESOLVED; |
| |
| if ((elem->subtypes == NULL) && (elem->namedType != NULL)) { |
| xmlSchemaTypePtr type; |
| |
| /* (type definition) ... otherwise the type definition ·resolved· |
| * to by the ·actual value· of the type [attribute] ... |
| */ |
| type = xmlSchemaGetType(ctxt->schema, elem->namedType, |
| elem->namedTypeNs); |
| if (type == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) elem, elem->node, |
| "type", elem->namedType, elem->namedTypeNs, |
| XML_SCHEMA_TYPE_BASIC, "type definition"); |
| } else |
| elem->subtypes = type; |
| } |
| if (elem->substGroup != NULL) { |
| xmlSchemaElementPtr substHead; |
| |
| /* |
| * FIXME TODO: Do we need a new field in _xmlSchemaElement for |
| * substitutionGroup? |
| */ |
| substHead = xmlSchemaGetElem(ctxt->schema, elem->substGroup, |
| elem->substGroupNs); |
| if (substHead == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) elem, NULL, |
| "substitutionGroup", elem->substGroup, elem->substGroupNs, |
| XML_SCHEMA_TYPE_ELEMENT, NULL); |
| } else { |
| xmlSchemaElementFixup(substHead, ctxt, NULL, NULL, NULL); |
| /* |
| * (type definition)...otherwise the {type definition} of the |
| * element declaration ·resolved· to by the ·actual value· of |
| * the substitutionGroup [attribute], if present |
| */ |
| if (elem->subtypes == NULL) |
| elem->subtypes = substHead->subtypes; |
| } |
| } |
| if ((elem->subtypes == NULL) && (elem->namedType == NULL) && |
| (elem->substGroup == NULL)) |
| elem->subtypes = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| } |
| |
| /** |
| * xmlSchemaResolveUnionMemberTypes: |
| * @ctxt: the schema parser context |
| * @type: the schema simple type definition |
| * |
| * Checks and builds the memberTypes of the union simple type. |
| * Returns -1 in case of an internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaResolveUnionMemberTypes(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| |
| xmlSchemaTypeLinkPtr link, lastLink, prevLink, subLink, newLink; |
| xmlSchemaTypePtr memberType; |
| |
| /* 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, |
| NULL, 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; |
| if (IS_NOT_TYPEFIXED(memberType)) |
| xmlSchemaTypeFixup(memberType, ctxt, NULL); |
| |
| 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); |
| } |
| if (IS_NOT_TYPEFIXED(memberType)) |
| xmlSchemaTypeFixup(memberType, ctxt, NULL); |
| link->type = memberType; |
| link->next = NULL; |
| if (lastLink == NULL) |
| type->memberTypes = link; |
| else |
| lastLink->next = link; |
| lastLink = link; |
| memberType = memberType->next; |
| } |
| /* |
| * 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) { |
| /* TODO: type-fixup it. */ |
| if (link->type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| 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(ctxt, "allocating a type link", |
| NULL); |
| return (-1); |
| } |
| newLink->type = memberType; |
| prevLink->next = newLink; |
| prevLink = newLink; |
| newLink->next = lastLink; |
| |
| subLink = subLink->next; |
| } |
| } |
| } |
| } |
| link = link->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(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaTypePtr type, int valType) |
| { |
| /* TODO: Check if this works in every case. */ |
| if ((type->type == XML_SCHEMA_TYPE_BASIC) && |
| (type->contentType == XML_SCHEMA_CONTENT_BASIC)) { |
| if (type->builtInType == valType) |
| return(1); |
| } else if (type->type == XML_SCHEMA_TYPE_ATTRIBUTE) { |
| if (((xmlSchemaAttributePtr) type)->subtypes != NULL) |
| return(xmlSchemaIsDerivedFromBuiltInType(ctxt, |
| ((xmlSchemaAttributePtr) type)->subtypes, valType)); |
| } else if ((type->type == XML_SCHEMA_TYPE_RESTRICTION) || |
| (type->type == XML_SCHEMA_TYPE_EXTENSION)) { |
| if (type->baseType != NULL) |
| return(xmlSchemaIsDerivedFromBuiltInType(ctxt, type->baseType, |
| valType)); |
| } else if ((type->subtypes != NULL) && |
| ((type->subtypes->type == XML_SCHEMA_TYPE_COMPLEX) || |
| (type->subtypes->type == XML_SCHEMA_TYPE_COMPLEX_CONTENT) || |
| (type->subtypes->type == XML_SCHEMA_TYPE_SIMPLE) || |
| (type->subtypes->type == XML_SCHEMA_TYPE_SIMPLE_CONTENT))) { |
| return(xmlSchemaIsDerivedFromBuiltInType(ctxt, type->subtypes, |
| valType)); |
| } |
| |
| return (0); |
| } |
| |
| /** |
| * 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 ((type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) || |
| (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION)) |
| 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 |
| * @wildA: the first wildcard |
| * @wildB: the second wildcard |
| * |
| * Returns 1 if the namespace constraint of @wildA is an intensional |
| * subset of @wildB, 0 otherwise. |
| */ |
| static int |
| xmlSchemaIsWildcardNsConstraintSubset(xmlSchemaWildcardPtr wildA, |
| xmlSchemaWildcardPtr wildB) |
| { |
| |
| /* |
| * Schema Component Constraint: Wildcard Subset |
| */ |
| /* |
| * 1 super must be any. |
| */ |
| if (wildB->any) |
| return (1); |
| /* |
| * 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 ((wildA->negNsSet != NULL) && |
| (wildB->negNsSet != NULL) && |
| (wildA->negNsSet->value == wildA->negNsSet->value)) |
| return (1); |
| /* |
| * 3.1 sub must be a set whose members are either namespace names or ·absent·. |
| */ |
| if (wildA->nsSet != NULL) { |
| /* |
| * 3.2.1 super must be the same set or a superset thereof. |
| */ |
| if (wildB->nsSet != NULL) { |
| xmlSchemaWildcardNsPtr cur, curB; |
| int found = 0; |
| |
| cur = wildA->nsSet; |
| while (cur != NULL) { |
| found = 0; |
| curB = wildB->nsSet; |
| while (curB != NULL) { |
| if (cur->value == curB->value) { |
| found = 1; |
| break; |
| } |
| curB = curB->next; |
| } |
| if (!found) |
| return (0); |
| cur = cur->next; |
| } |
| if (found) |
| return (1); |
| } else if (wildB->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 = wildA->nsSet; |
| while (cur != NULL) { |
| if (cur->value == wildB->negNsSet->value) |
| return (0); |
| cur = cur->next; |
| } |
| return (1); |
| } |
| } |
| return (0); |
| } |
| |
| /** |
| * 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); |
| } |
| /** |
| * xmlSchemaMatchesWildcardNs: |
| * @wild: the wildcard |
| * @ns: the namespace |
| * |
| * |
| * Returns 1 if the given namespace matches the wildcard, |
| * 0 otherwise. |
| */ |
| static int |
| xmlSchemaMatchesWildcardNs(xmlSchemaWildcardPtr wild, const xmlChar* ns) |
| { |
| if (wild == NULL) |
| return(0); |
| |
| 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 ctxt, xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr baseType = NULL; |
| xmlSchemaAttributeLinkPtr cur, base, tmp, id = NULL, prev = NULL, uses = NULL, |
| lastUse = NULL, lastBaseUse = NULL; |
| xmlSchemaAttributePtr attrs; |
| xmlSchemaTypePtr anyType; |
| int baseIsAnyType = 0; |
| 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) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAttributeValidation: " |
| "attribute uses already builded.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| if (type->baseType == NULL) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAttributeValidation: " |
| "complex type '%s' has no base type.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| baseType = type->baseType; |
| if (baseType == anyType) |
| baseIsAnyType = 1; |
| /* |
| * Inherit the attribute uses of the base type. |
| */ |
| /* |
| * NOTE: It is allowed to "extend" the anyType complex type. |
| */ |
| if (!baseIsAnyType) { |
| if (baseType != NULL) { |
| for (cur = baseType->attributeUses; cur != NULL; cur = cur->next) { |
| tmp = (xmlSchemaAttributeLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaAttributeLink)); |
| if (tmp == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "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; |
| } |
| } |
| } |
| if ((type->subtypes != NULL) && |
| ((type->subtypes->type == XML_SCHEMA_TYPE_COMPLEX_CONTENT) || |
| (type->subtypes->type == XML_SCHEMA_TYPE_SIMPLE_CONTENT))) { |
| /* |
| * type --> (<simpleContent>|<complexContent>) |
| * --> (<restriction>|<extension>) --> attributes |
| */ |
| attrs = type->subtypes->subtypes->attributes; |
| } else { |
| /* Short hand form of the complexType. */ |
| attrs = type->attributes; |
| } |
| /* |
| * Handle attribute wildcards. |
| */ |
| err = xmlSchemaBuildCompleteAttributeWildcard(ctxt, |
| 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) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAttributeValidation: " |
| "failed to build an intersected attribute wildcard.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| |
| if ((type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) && |
| ((baseIsAnyType) || |
| ((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(ctxt, 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(ctxt, |
| 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, 1)); |
| FREE_AND_NULL(str) |
| return (1); |
| } else if (xmlSchemaIsWildcardNsConstraintSubset( |
| type->attributeWildcard, baseType->attributeWildcard) == 0) { |
| /* 4.2 */ |
| xmlSchemaPCustomErr(ctxt, |
| 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, 1)); |
| 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 ((type->baseType != anyType) && |
| (type->attributeWildcard->processContents < |
| baseType->attributeWildcard->processContents)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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, 1)); |
| 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 (xmlSchemaIsWildcardNsConstraintSubset( |
| baseType->attributeWildcard, type->attributeWildcard) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| 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, 1)); |
| FREE_AND_NULL(str) |
| return (1); |
| } |
| } |
| } |
| |
| /* |
| * Gather attribute uses defined by this type. |
| */ |
| if (attrs != NULL) { |
| if (xmlSchemaBuildAttributeUsesOwned(ctxt, 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(ctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_4, |
| NULL, type, NULL, cur->attr, |
| "Duplicate attribute use %s specified", |
| xmlSchemaFormatNsUriLocal(&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 (baseIsAnyType) { |
| type->attributeUses = uses; |
| } else { |
| int found; |
| const xmlChar *bEffValue; |
| int effFixed; |
| |
| cur = uses; |
| while (cur != NULL) { |
| found = 0; |
| 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_OPTIONAL) && |
| (base->attr->occurs == XML_SCHEMAS_ATTR_USE_REQUIRED)) { |
| /* |
| * derivation-ok-restriction 2.1.1 |
| */ |
| xmlSchemaPAttrUseErr(ctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_1_1, |
| NULL, type, NULL, 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(ctxt, |
| 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", |
| xmlSchemaFormatNsUriLocal(&str, |
| xmlSchemaGetAttrTargetNsURI(base->attr), |
| xmlSchemaGetAttrName(base->attr))); |
| FREE_AND_NULL(str) |
| } 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. |
| */ |
| if ((effFixed == 0) || |
| (! xmlStrEqual(rEffValue, bEffValue))) { |
| xmlSchemaPAttrUseErr(ctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_1_3, |
| NULL, type, NULL, cur->attr, |
| "The effective value constraint of the " |
| "attribute use is inconsistent with " |
| "its correspondent of the base type", |
| NULL); |
| } |
| } |
| /* |
| * TODO: derivation-ok-restriction 2.1.2 ({type definition} must be validly derived) |
| */ |
| /* |
| * Override the attribute use. |
| */ |
| base->attr = cur->attr; |
| } |
| |
| break; |
| } |
| base = base->next; |
| } |
| |
| if (!found) { |
| if (cur->attr->occurs != XML_SCHEMAS_ATTR_USE_PROHIBITED) { |
| /* |
| * derivation-ok-restriction 2.2 |
| */ |
| if ((type->attributeWildcard != NULL) && |
| xmlSchemaMatchesWildcardNs(type->attributeWildcard, |
| cur->attr->targetNamespace)) |
| found = 1; |
| |
| if (!found) { |
| xmlSchemaPAttrUseErr(ctxt, |
| XML_SCHEMAP_DERIVATION_OK_RESTRICTION_2_2, |
| NULL, type, NULL, 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; |
| 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 { |
| /* |
| * Derive implicitely from the ur-type. |
| */ |
| type->attributeUses = uses; |
| } |
| /* |
| * 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(ctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_4, |
| NULL, type, NULL, 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(ctxt, (xmlSchemaTypePtr) cur->attr, XML_SCHEMAS_ID))) { |
| if (id != NULL) { |
| xmlSchemaPAttrUseErr(ctxt, |
| XML_SCHEMAP_CT_PROPS_CORRECT_5, |
| NULL, type, NULL, 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) && (!baseIsAnyType) && |
| (baseType->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (IS_NOT_TYPEFIXED(baseType))) { |
| xmlSchemaPErr(ctxt, baseType->node, XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaBuildAttributeValidation: " |
| "attribute uses not builded on base type '%s'.\n", |
| baseType->name, NULL); |
| } |
| 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(xmlSchemaPtr schema, xmlSchemaTypePtr type, int final) |
| { |
| int tfinal = final, tflags = type->flags; |
| |
| if (type == NULL) |
| return (0); |
| if (type->flags & XML_SCHEMAS_TYPE_FINAL_DEFAULT) { |
| switch (final) { |
| case XML_SCHEMAS_TYPE_FINAL_RESTRICTION: |
| tfinal = XML_SCHEMAS_FINAL_DEFAULT_RESTRICTION; |
| break; |
| case XML_SCHEMAS_TYPE_FINAL_EXTENSION: |
| tfinal = XML_SCHEMAS_FINAL_DEFAULT_EXTENSION; |
| break; |
| case XML_SCHEMAS_TYPE_FINAL_LIST: |
| tfinal = XML_SCHEMAS_FINAL_DEFAULT_LIST; |
| break; |
| case XML_SCHEMAS_TYPE_FINAL_UNION: |
| tfinal = XML_SCHEMAS_FINAL_DEFAULT_UNION; |
| break; |
| default: |
| return (-1); |
| } |
| tflags = schema->flags; |
| } |
| if (tflags & tfinal) |
| 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); |
| } |
| |
| /** |
| * xmlSchemaGetListSimpleTypeItemType: |
| * @type: the simple type definition |
| * |
| * Returns the item type definition of the list simple type. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaGetListSimpleTypeItemType(xmlSchemaTypePtr type) |
| { |
| if ((type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) == 0) |
| return (NULL); |
| /* |
| * Note: In libxml2, the built-in types do not reflect |
| * the datatype hierarchy (yet?) - we have to treat them |
| * in a special way. |
| */ |
| if (type->type == XML_SCHEMA_TYPE_BASIC) |
| return (xmlSchemaGetBuiltInListSimpleTypeItemType(type)); |
| return (type->subtypes); |
| } |
| |
| |
| static int |
| xmlSchemaGetParticleTotalRangeMin(xmlSchemaTreeItemPtr particle) |
| { |
| if ((particle->children == NULL) || |
| ( ((xmlSchemaParticlePtr) particle)->minOccurs == 0)) |
| return (0); |
| if (particle->children->type == XML_SCHEMA_TYPE_CHOICE) { |
| int min = 0, cur; |
| xmlSchemaTreeItemPtr part = particle->children->children; |
| |
| if (part == NULL) |
| return (0); |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| min = ((xmlSchemaParticlePtr) part)->minOccurs; |
| else |
| min = xmlSchemaGetParticleTotalRangeMin(part); |
| if (min == 0) |
| return (0); |
| part = part->next; |
| while (part != NULL) { |
| if ((part->children->type == XML_SCHEMA_TYPE_ELEMENT) || |
| (part->children->type == XML_SCHEMA_TYPE_ANY)) |
| cur = ((xmlSchemaParticlePtr) part)->minOccurs; |
| else |
| cur = xmlSchemaGetParticleTotalRangeMin(part); |
| if (cur == 0) |
| return (0); |
| if (min > cur) |
| min = cur; |
| part = part->next; |
| } |
| return (((xmlSchemaParticlePtr) particle)->minOccurs * min); |
| } else { |
| /* <all> and <sequence> */ |
| int sum = 0; |
| xmlSchemaTreeItemPtr part = 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 += ((xmlSchemaParticlePtr) part)->minOccurs; |
| else |
| sum += xmlSchemaGetParticleTotalRangeMin(part); |
| part = part->next; |
| } while (part != NULL); |
| return (((xmlSchemaParticlePtr) particle)->minOccurs * sum); |
| } |
| } |
| |
| |
| static int |
| xmlSchemaIsParticleEmptiable(xmlSchemaParticlePtr particle) |
| { |
| if ((particle == NULL) || (particle->minOccurs == 0) || |
| (particle->children == NULL)) |
| return (1); |
| |
| if (IS_MODEL_GROUP(particle->children)) { |
| if (xmlSchemaGetParticleTotalRangeMin( |
| (xmlSchemaTreeItemPtr) 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(xmlSchemaPtr schema, |
| 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 & XML_SCHEMAS_TYPE_FINAL_RESTRICTION) || |
| (xmlSchemaTypeFinalContains(schema, |
| 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 ((type->baseType != xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE)) && |
| (xmlSchemaCheckCOSSTDerivedOK(schema, 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 (((type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) || |
| (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION)) && |
| (baseType == xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE))) { |
| 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 (baseType->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| xmlSchemaTypeLinkPtr cur; |
| |
| cur = baseType->memberTypes; |
| while (cur != NULL) { |
| if (xmlSchemaCheckCOSSTDerivedOK(schema, 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 (IS_NOT_TYPEFIXED(ancestor)) |
| xmlSchemaTypeFixup(ancestor, pctxt, NULL); |
| if (ancestor->flags & XML_SCHEMAS_TYPE_MARKED) { |
| /* |
| * Avoid inifinite recursion on circular types not yet checked. |
| */ |
| 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); |
| } |
| ancestor->flags |= XML_SCHEMAS_TYPE_MARKED; |
| ret = xmlSchemaCheckTypeDefCircularInternal(pctxt, ctxtType, |
| ancestor->baseType); |
| ancestor->flags ^= XML_SCHEMAS_TYPE_MARKED; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckGroupDefCircular: |
| * @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); |
| |
| } |
| |
| /** |
| * 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 ((baseType->builtInType != XML_SCHEMAS_ANYSIMPLETYPE) && |
| ((type->flags & |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION) == 0) && |
| ((type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) || |
| (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION))) { |
| 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 (((type->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) == 0) && |
| ((type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) == 0) && |
| ((type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) == 0)) { |
| 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(ctxt->schema, 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 ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlChar *str = NULL; |
| |
| if (type->type != XML_SCHEMA_TYPE_SIMPLE) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "xmlSchemaCheckCOSSTRestricts: The given " |
| "type '%s' is not a user-derived simpleType.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) { |
| xmlSchemaTypePtr primitive; |
| /* |
| * 1.1 The {base type definition} must be an atomic simple |
| * type definition or a built-in primitive datatype. |
| */ |
| if ((type->baseType->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| 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(ctxt->schema, type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "xmlSchemaCheckCOSSTRestricts: failed " |
| "to get primitive type of type '%s'.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| facet = type->facets; |
| do { |
| if (xmlSchemaIsBuiltInTypeFacet(primitive, facet->type) == 0) { |
| ok = 0; |
| xmlSchemaPIllegalFacetAtomicErr(ctxt, |
| 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 (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| xmlSchemaTypePtr itemType = NULL; |
| |
| itemType = type->subtypes; |
| if ((itemType == NULL) || (! IS_SIMPLE_TYPE(itemType))) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "Internal error: xmlSchemaCheckCOSSTRestricts: " |
| "failed to evaluate the item type of type '%s'.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| if (IS_NOT_TYPEFIXED(itemType)) |
| xmlSchemaTypeFixup(itemType, ctxt, 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 (((itemType->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) == 0) && |
| ((itemType->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) == 0)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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 (itemType->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| xmlSchemaTypeLinkPtr member; |
| |
| member = itemType->memberTypes; |
| while (member != NULL) { |
| if ((member->type->flags & |
| XML_SCHEMAS_TYPE_VARIETY_ATOMIC) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| 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 (type->baseType->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) { |
| 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(ctxt->schema, |
| itemType, XML_SCHEMAS_TYPE_FINAL_LIST)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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. |
| */ |
| if (type->facets != NULL) { |
| facet = type->facets; |
| do { |
| if (facet->type != XML_SCHEMA_FACET_WHITESPACE) { |
| xmlSchemaPIllegalFacetListUnionErr(ctxt, |
| 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); |
| } |
| /* |
| * MABY 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 ((type->baseType->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| 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(ctxt->schema, type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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))) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "Internal error: xmlSchemaCheckCOSSTRestricts, " |
| "List simple type '%s': Failed to " |
| "evaluate the item type of its base type '%s'.\n", |
| type->name, type->baseType->name); |
| return (-1); |
| } |
| if ((itemType != baseItemType) && |
| (xmlSchemaCheckCOSSTDerivedOK(ctxt->schema, itemType, |
| baseItemType, 0) != 0)) { |
| xmlChar *strBIT = NULL, *strBT = NULL; |
| xmlSchemaPCustomErrExt(ctxt, |
| 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(ctxt, |
| 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 (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| /* |
| * 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, ctxt, NULL); |
| |
| if (((member->type->flags & |
| XML_SCHEMAS_TYPE_VARIETY_ATOMIC) == 0) && |
| ((member->type->flags & |
| XML_SCHEMAS_TYPE_VARIETY_LIST) == 0)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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(ctxt->schema, member->type, |
| XML_SCHEMAS_TYPE_FINAL_UNION)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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(ctxt, |
| 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 ((type->baseType->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) == 0) { |
| xmlSchemaPCustomErr(ctxt, |
| 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(ctxt->schema, type->baseType, |
| XML_SCHEMAS_TYPE_FINAL_RESTRICTION)) { |
| xmlSchemaPCustomErr(ctxt, |
| 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)) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckCOSSTRestricts, " |
| "(3.3.2.3), union simple type '%s', unequal number " |
| "of member types in the base type\n", |
| type->name, NULL); |
| } |
| while (member != NULL) { |
| if (baseMember == NULL) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: " |
| "xmlSchemaCheckCOSSTRestricts " |
| "(3.3.2.3), union simple type '%s', unequal number " |
| "of member types in the base type.\n", |
| type->name, NULL); |
| } |
| if ((member->type != baseMember->type) && |
| (xmlSchemaCheckCOSSTDerivedOK(ctxt->schema, |
| member->type, baseMember->type, 0) != 0)) { |
| xmlChar *strBMT = NULL, *strBT = NULL; |
| |
| xmlSchemaPCustomErrExt(ctxt, |
| 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(ctxt, |
| 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 (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| /* 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 (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| 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 (ancestor->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| /* |
| * 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); |
| } |
| |
| #if 0 /* Not yet used code for ST schema validation */ |
| static int |
| xmlSchemaCheckCVCSimpleType(xmlSchemaValidCtxtPtr ctxt, |
| const xmlChar * value, |
| xmlSchemaTypePtr type, |
| int fireErrors) |
| { |
| int ret; |
| /* |
| * 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]. |
| */ |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, type, value, |
| fireErrors, 1, 1, 1); |
| return (ret); |
| /* |
| * 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. |
| */ |
| |
| return (0); |
| } |
| #endif |
| |
| |
| 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) { |
| xmlSchemaVErr(vctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaCreatePCtxtOnVCtxt, " |
| "failed to create a temp. parser context.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| /* TODO: Pass user data. */ |
| xmlSchemaSetParserErrors(vctxt->pctxt, vctxt->error, vctxt->warning, NULL); |
| } |
| 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: xmlSchemaCreatePCtxtOnVCtxt, " |
| "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); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSValidDefault: |
| * @pctxt: the schema parser context |
| * @vctxt: the temporary schema validation context |
| * @type: the simple type definition |
| * @value: the default value |
| * @node: an optional node (the holder of the value) |
| * |
| * Checks the "cos-valid-default" constraints. |
| * |
| * Returns 0 if the constraints are satisfied, |
| * if not, a positive error code and -1 on internal |
| * errors. |
| */ |
| static int |
| xmlSchemaCheckCOSValidDefault(xmlSchemaParserCtxtPtr pctxt, |
| xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlNodePtr node) |
| { |
| 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: |
| */ |
| /* |
| * NOTE: This has to work without a given node (the holder of the |
| * value), since it should work on the component, i.e. an underlying |
| * DOM must not be mandatory. |
| */ |
| if ((pctxt == NULL) || (vctxt == NULL)) { |
| xmlSchemaPErr(pctxt, node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckCOSValidDefault, " |
| "bad arguments: the parser and/or validation context is " |
| "missing.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| 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. */ |
| xmlSchemaPSimpleTypeErr(pctxt, |
| XML_SCHEMAP_COS_VALID_DEFAULT_2_1, |
| NULL, NULL, node, |
| type, NULL, NULL, |
| "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, 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). |
| */ |
| vctxt->node = node; |
| vctxt->cur = NULL; |
| if (IS_SIMPLE_TYPE(type)) |
| ret = xmlSchemaValidateSimpleTypeValue(vctxt, type, value, |
| 1, 1, 1, 0); |
| else if (HAS_SIMPLE_CONTENT(type)) |
| ret = xmlSchemaValidateSimpleTypeValue(vctxt, type->contentTypeDef, |
| value, 1, 1, 1, 0); |
| else |
| return (ret); |
| |
| /* ret = xmlSchemaCheckCVCSimpleType(vctxt, elemDecl->value, typeDef, 0); */ |
| if (ret < 0) { |
| xmlSchemaPErr(pctxt, node, |
| /* NOTNICE: error code: This function will be used during |
| * schema construction and xsi:type validation. |
| */ |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckCOSValidDefault, " |
| "while validating a value constaint value.\n", |
| NULL, NULL); |
| |
| } |
| 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); |
| } |
| |
| /** |
| * xmlSchemaCheckCOSCTExtends: |
| * @ctxt: the schema parser context |
| * @derivedType: the to-be derived complex type definition |
| * @baseType: the base complex type definition |
| * @subset: the given subset |
| * |
| * 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(xmlSchemaPtr schema, |
| 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 & XML_SCHEMAS_TYPE_BLOCK_EXTENSION) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION)) || |
| ((set & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION))) |
| return (0); |
| } else { |
| /* |
| * SPEC (2.1) "B and D must be the same type definition." |
| */ |
| return (1); |
| } |
| /* |
| * SPEC (2.2) "B must be D's {base type definition}." |
| */ |
| if (type->baseType == baseType) |
| return (1); |
| /* |
| * SPEC (2.3.1) "D's {base type definition} must not be the ·ur-type |
| * definition·." |
| */ |
| if (IS_ANYTYPE(type->baseType)) |
| return (0); |
| |
| 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(schema, 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(schema, 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(xmlSchemaPtr schema, |
| xmlSchemaTypePtr type, |
| xmlSchemaTypePtr baseType, |
| int set) |
| { |
| if (IS_SIMPLE_TYPE(type)) |
| return (xmlSchemaCheckCOSSTDerivedOK(schema, type, baseType, set)); |
| else |
| return (xmlSchemaCheckCOSCTDerivedOK(schema, 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) || |
| ((type->contentType == XML_SCHEMA_CONTENT_MIXED) && |
| (base->contentType == XML_SCHEMA_CONTENT_MIXED))) { |
| /* |
| * SPEC (5.4.1.1) "The {content type} of the complex type definition |
| * itself must be element-only" |
| * SPEC (5.4.1.2) "The {content type} of the complex type definition |
| * itself and of the {base type definition} must be mixed" |
| */ |
| /* |
| * 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 if ((type->contentTypeDef == NULL) || |
| (type->contentTypeDef->baseType == 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); |
| } |
| |
| #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; |
| /* |
| * TODO: Maby a bug in the spec. |
| */ |
| 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); |
| } |
| |
| /** |
| * xmlSchemaTypeFixup: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Fixes the content model of the type. |
| */ |
| static void |
| xmlSchemaTypeFixup(xmlSchemaTypePtr type, |
| xmlSchemaParserCtxtPtr ctxt, 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->type == XML_SCHEMA_TYPE_COMPLEX) { |
| xmlSchemaTypePtr baseType; |
| |
| /* |
| * Resolve & type-fix the base type. |
| */ |
| baseType = type->baseType; |
| if (baseType == NULL) { |
| baseType = xmlSchemaGetType(ctxt->schema, |
| type->base, type->baseNs); |
| if (baseType == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, type, type->node, |
| "base", type->base, type->baseNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| return; |
| } |
| type->baseType = baseType; |
| } |
| if (IS_NOT_TYPEFIXED(baseType)) |
| xmlSchemaTypeFixup(baseType, ctxt, 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(ctxt, 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)) { |
| /* |
| * SPEC (1) If <restriction> + base type is <complexType>, |
| * "whose own {content type} is a simple type..." |
| * |
| * NOTE (1.1) is handled during parsing of <restriction>. |
| * |
| * (1.2) "...otherwise (<restriction> has no <simpleType> among |
| * its [children]), the simple type definition which is the |
| * {content type} of the ... base type." |
| */ |
| if (type->contentTypeDef->baseType == NULL) { |
| /* |
| * <simpleContent><restriction> has *no* <simpleType> |
| * child. |
| */ |
| type->contentTypeDef->baseType = |
| baseType->contentTypeDef; |
| } |
| } 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(ctxt, |
| 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(ctxt, |
| 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(ctxt, |
| 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(ctxt, ctxt->schema, |
| type->node, 1, 1); |
| if (particle == NULL) |
| return; |
| /* |
| * Create the model group. |
| */ |
| particle->children = (xmlSchemaTreeItemPtr) |
| xmlSchemaAddModelGroup(ctxt, ctxt->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(ctxt, ctxt->schema, |
| type->node, 1, 1); |
| if (particle == NULL) |
| return; |
| /* |
| * Create the "sequence" model group. |
| */ |
| particle->children = (xmlSchemaTreeItemPtr) |
| xmlSchemaAddModelGroup(ctxt, ctxt->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(ctxt, |
| ctxt->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(ctxt, type) != 0) |
| return; |
| /* |
| * Inherit & check constraints for attributes. |
| */ |
| xmlSchemaBuildAttributeValidation(ctxt, type); |
| } else if (type->type == XML_SCHEMA_TYPE_SIMPLE) { |
| /* |
| * Simple Type Definition Schema Component |
| */ |
| type->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| /* |
| * Corresponds to <simpleType><list>... |
| * Resolve the itemType. |
| */ |
| if ((type->subtypes == NULL) && (type->ref != NULL)) { |
| type->subtypes = xmlSchemaGetType(ctxt->schema, |
| type->ref, type->refNs); |
| if ((type->subtypes == NULL) || |
| (! IS_SIMPLE_TYPE(type->subtypes))) { |
| type->subtypes = NULL; |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, type, type->node, |
| "itemType", type->ref, type->refNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } |
| } |
| if (type->subtypes == NULL) { |
| /* |
| * This one is really needed, so get out. |
| */ |
| return; |
| } |
| if (IS_NOT_TYPEFIXED(type->subtypes)) |
| xmlSchemaTypeFixup(type->subtypes, ctxt, NULL); |
| /* Base type: |
| * 2 If the <list> or <union> alternative is chosen, |
| * then the ·simple ur-type definition·. |
| */ |
| type->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| /* |
| * Corresponds to <simpleType><union>... |
| * Resolve the member types. |
| */ |
| xmlSchemaResolveUnionMemberTypes(ctxt, type); |
| if (type->memberTypes == NULL) { |
| /* |
| * This one is really needed, so get out. |
| */ |
| return; |
| } |
| type->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| } else { |
| xmlSchemaTypePtr baseType; |
| /* |
| * Corresponds to <simpleType><restriction>... |
| * |
| * Resolve the base type. |
| */ |
| if ((type->baseType == NULL) && (type->base != NULL)) { |
| baseType = xmlSchemaGetType(ctxt->schema, |
| type->base, type->baseNs); |
| |
| if (baseType == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, type, type->node, |
| "base", type->base, type->baseNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } |
| type->baseType = baseType; |
| } else |
| baseType = type->baseType; |
| |
| if (baseType == NULL) |
| return; |
| |
| if (IS_NOT_TYPEFIXED(baseType)) |
| xmlSchemaTypeFixup(baseType, ctxt, NULL); |
| /* |
| * Variety |
| * If the <restriction> alternative is chosen, then the |
| * {variety} of the {base type definition}. |
| */ |
| if (baseType->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_ATOMIC; |
| else if (baseType->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| type->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST; |
| /* |
| * Inherit the itemType. |
| */ |
| type->subtypes = baseType->subtypes; |
| } else if (baseType->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| 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. |
| */ |
| } |
| |
| /* |
| * Some optimization for validation: |
| * If there are no facets beside the "whitespace" facet, |
| * then a value needs not to checked against against a |
| * facet, thus no computed value is needed. |
| */ |
| #if 0 |
| if (baseType->flags & XML_SCHEMAS_TYPE_FACETSNEEDVALUE) |
| type->flags |= XML_SCHEMAS_TYPE_FACETSNEEDVALUE; |
| else { |
| for (cur = type->facetSet; cur != NULL; |
| cur = cur->next) { |
| if (cur->facet->type != XML_SCHEMA_FACET_WHITESPACE) { |
| type->flags |= XML_SCHEMAS_TYPE_FACETSNEEDVALUE; |
| break; |
| } |
| } |
| } |
| #endif |
| } |
| /* |
| * 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(ctxt, type); |
| xmlSchemaCheckFacetValues(type, ctxt); |
| xmlSchemaDeriveAndValidateFacets(ctxt, 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 |
| * @ctxt: the schema parser context or NULL |
| * @name: name of the type |
| * |
| * Checks the default values types, especially for facets |
| * |
| * Returns 0 if okay or -1 in cae of error |
| */ |
| int |
| xmlSchemaCheckFacet(xmlSchemaFacetPtr facet, |
| xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name) |
| { |
| xmlSchemaTypePtr nonNegativeIntegerType = NULL; |
| int ret = 0, reuseValCtxt = 0; |
| |
| if ((facet == NULL) || (typeDecl == NULL)) |
| return(-1); |
| /* |
| * TODO: will the parser context be given if used from |
| * the relaxNG module? |
| */ |
| |
| if (nonNegativeIntegerType == NULL) { |
| nonNegativeIntegerType = |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NNINTEGER); |
| } |
| 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. |
| */ |
| xmlSchemaValidCtxtPtr vctxt; |
| 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) { |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "the type '%s' has no base type.\n", |
| typeDecl->name, NULL); |
| return (-1); |
| } |
| } else |
| base = typeDecl; |
| /* |
| * This avoids perseverative creation of the |
| * validation context if a parser context is |
| * used. |
| */ |
| if (ctxt != NULL) { |
| reuseValCtxt = 1; |
| if (ctxt->vctxt == NULL) { |
| if (xmlSchemaCreateVCtxtOnPCtxt(ctxt) == -1) |
| return (-1); |
| } |
| vctxt = ctxt->vctxt; |
| } else { |
| vctxt = xmlSchemaNewValidCtxt(NULL); |
| if (vctxt == NULL) { |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "creating a new validation context.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| } |
| |
| vctxt->node = facet->node; |
| vctxt->cur = NULL; |
| /* |
| * 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 = xmlSchemaValidateSimpleTypeValue(vctxt, base, |
| facet->value, 0, 1, 1, 0); |
| if (ret > 0) { |
| /* error code */ |
| if (ctxt != NULL) { |
| xmlChar *str = NULL; |
| |
| xmlSchemaPCustomErrExt(ctxt, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, (xmlSchemaTypePtr) facet, facet->node, |
| "The value '%s' of the facet does not validate " |
| "against the base type '%s'", |
| facet->value, |
| xmlSchemaFormatQName(&str, |
| base->targetNamespace, base->name), NULL); |
| FREE_AND_NULL(str) |
| } |
| /* xmlSchemaFacetTypeToString(facet->type), */ |
| ret = -1; |
| } else if (ret < 0) { |
| xmlSchemaPErrExt(ctxt, facet->node, |
| XML_SCHEMAP_INTERNAL, |
| NULL, NULL, NULL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "failed to validate the value '%s' name of the " |
| "facet '%s' against the base type '%s'.\n", |
| facet->value, |
| xmlSchemaFacetTypeToString(facet->type), |
| base->name, NULL, NULL); |
| ret = -1; |
| } else { |
| if (vctxt->value != NULL) { |
| facet->val = vctxt->value; |
| vctxt->value = NULL; |
| } else { |
| xmlChar *str; |
| /* |
| * Ensure computed values even for type string. |
| * TODO OPTIMIZE MEMORY: The value will be hold twice, |
| * by the facet->value and by the computed value. |
| */ |
| str = xmlStrdup(facet->value); |
| if (xmlSchemaPostCreateVal(vctxt, typeDecl, |
| BAD_CAST str, &(facet->val)) == -1) { |
| FREE_AND_NULL(str) |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "post-creating a computed value.\n", |
| NULL, NULL); |
| /* Note that we don't return a failure yet.*/ |
| } |
| } |
| } |
| if (reuseValCtxt == 0) |
| xmlSchemaFreeValidCtxt(vctxt); |
| break; |
| } |
| case XML_SCHEMA_FACET_PATTERN: |
| facet->regexp = xmlRegexpCompile(facet->value); |
| if (facet->regexp == NULL) { |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAP_REGEXP_INVALID, |
| "Type definition '%s': The value '%s' of the " |
| "facet 'pattern' is not valid.\n", |
| name, facet->value); |
| ret = -1; |
| } |
| 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:{ |
| int tmp; |
| |
| tmp = |
| xmlSchemaValidatePredefinedType(nonNegativeIntegerType, |
| facet->value, |
| &(facet->val)); |
| if (tmp != 0) { |
| /* error code */ |
| if (ctxt != NULL) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, (xmlSchemaTypePtr) facet, facet->node, |
| "The value '%s' of the facet is not a valid " |
| "nonNegativeInteger", facet->value); |
| } |
| ret = -1; |
| } |
| 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 { |
| if (ctxt != NULL) { |
| /* error was previously: XML_SCHEMAP_INVALID_WHITE_SPACE */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, (xmlSchemaTypePtr) facet, facet->node, |
| "The value '%s' of the facet is not a valid", |
| facet->value); |
| } |
| ret = -1; |
| } |
| } |
| default: |
| break; |
| } |
| return (ret); |
| } |
| |
| /** |
| * 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(xmlSchemaTreeItemPtr ctxtMGroup, |
| xmlSchemaTreeItemPtr selfMGroup, |
| xmlSchemaTreeItemPtr particle) |
| { |
| xmlSchemaTreeItemPtr circ = NULL; |
| xmlSchemaTreeItemPtr term; |
| |
| while (particle != NULL) { |
| term = particle->children; |
| if ((term != NULL) && |
| ((term->type == XML_SCHEMA_TYPE_SEQUENCE) || |
| (term->type == XML_SCHEMA_TYPE_CHOICE) || |
| (term->type == XML_SCHEMA_TYPE_ALL))) { |
| if (term == ctxtMGroup) |
| return (particle); |
| /* |
| * Avoid infinite recursion on circular references not yet |
| * examined. |
| */ |
| if (term == selfMGroup) |
| return (NULL); |
| circ = xmlSchemaGetCircModelGrDefRef(ctxtMGroup, term, |
| term->children); |
| if (circ != NULL) |
| return (circ); |
| } |
| particle = particle->next; |
| } |
| 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->children, NULL, |
| 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; |
| } |
| } |
| } |
| |
| |
| /** |
| * 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, |
| NULL, (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 |
| * |
| * Validates the value constraints of an attribute declaration/use. |
| * |
| * Fixes finish doing the computations on the attributes definitions |
| */ |
| static void |
| xmlSchemaCheckAttrValConstr(xmlSchemaAttributePtr item, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| |
| /* |
| * a-props-correct |
| * Schema Component Constraint: Attribute Declaration Properties Correct |
| * |
| * 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; |
| xmlNodePtr node; |
| xmlSchemaTypePtr type; |
| |
| if (item->subtypes == NULL) { |
| xmlSchemaPErr(ctxt, item->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckAttrValConstr, " |
| "type is missing... skipping validation of " |
| "value constraint", NULL, NULL); |
| return; |
| } |
| |
| /* |
| * TODO: Try to avoid creating a new context. |
| * TODO: This all is not very performant. |
| */ |
| type = item->subtypes; |
| /* |
| * Ensure there's validation context. |
| */ |
| if (ctxt->vctxt == NULL) { |
| if (xmlSchemaCreateVCtxtOnPCtxt(ctxt) == -1) { |
| xmlSchemaPErr(ctxt, item->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckAttrValConstr, " |
| "creating a new validation context.\n", |
| NULL, NULL); |
| return; |
| } |
| } |
| |
| if (item->flags & XML_SCHEMAS_ATTR_FIXED) |
| node = (xmlNodePtr) xmlHasProp(item->node, BAD_CAST "fixed"); |
| else |
| node = (xmlNodePtr) xmlHasProp(item->node, BAD_CAST "default"); |
| ctxt->vctxt->node = node; |
| ctxt->vctxt->cur = NULL; |
| /* |
| * 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 = xmlSchemaValidateSimpleTypeValue(ctxt->vctxt, type, |
| item->defValue, 0, 1, 1, 0); |
| if (ret == 0) { |
| /* |
| * Store the computed value. |
| */ |
| item->defVal = ctxt->vctxt->value; |
| ctxt->vctxt->value = NULL; |
| } else if (ret > 0) { |
| if (ctxt != NULL) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_A_PROPS_CORRECT_2, |
| NULL, NULL, node, |
| type, NULL, item->defValue, |
| NULL, NULL, NULL); |
| } |
| } else if (ret < 0) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INTERNAL, |
| NULL, NULL, node, |
| "Internal error: xmlSchemaAttrCheckValConstr, " |
| "failed to validate the value constraint of the " |
| "attribute decl/use against the type '%s'", |
| type->name); |
| } |
| } |
| } |
| |
| #if 0 /* Not used yet. */ |
| static int |
| xmlSchemaCheckElemPropsCorrect(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaElementPtr edecl) |
| { |
| /* |
| * TODO: 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). |
| */ |
| /* |
| * 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). |
| * |
| * NOTE: This is done in xmlSchemaCheckElemValConstr. |
| */ |
| /* |
| * 3 If there is a non-·absent· {substitution group affiliation}, |
| * then {scope} must be global. |
| * |
| * NOTE: This is done in xmlSchemaParseElement. |
| * TODO: Move it to this layer here. |
| */ |
| /* |
| * TODO: 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). |
| */ |
| /* |
| * TODO: 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 |
| */ |
| /* |
| * TODO: 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. |
| */ |
| } |
| #endif |
| |
| /** |
| * xmlSchemaCheckElemValConstr: |
| * @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 |
| xmlSchemaCheckElemValConstr(xmlSchemaElementPtr decl, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED) |
| { |
| if (decl->value != NULL) { |
| int ret; |
| xmlNodePtr node = NULL; |
| xmlSchemaTypePtr type; |
| |
| /* |
| * 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 (decl->subtypes == NULL) { |
| xmlSchemaPErr(ctxt, decl->node, |
| XML_SCHEMAP_INTERNAL, |
| "Internal error: xmlSchemaCheckElemValConstr, " |
| "type is missing... skipping validation of " |
| "the value constraint", NULL, NULL); |
| return; |
| } |
| /* |
| * Ensure there's a validation context. |
| */ |
| if (xmlSchemaCreateVCtxtOnPCtxt(ctxt) == -1) |
| return; |
| |
| type = decl->subtypes; |
| |
| if (decl->node != NULL) { |
| if (decl->flags & XML_SCHEMAS_ELEM_FIXED) |
| node = (xmlNodePtr) xmlHasProp(decl->node, BAD_CAST "fixed"); |
| else |
| node = (xmlNodePtr) xmlHasProp(decl->node, BAD_CAST "default"); |
| } |
| ctxt->vctxt->node = node; |
| ctxt->vctxt->cur = NULL; |
| ret = xmlSchemaCheckCOSValidDefault(ctxt, ctxt->vctxt, type, decl->value, |
| node); |
| if (ret == 0) { |
| /* |
| * Consume the computed value. |
| */ |
| decl->defVal = ctxt->vctxt->value; |
| ctxt->vctxt->value = NULL; |
| } else if (ret < 0) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAP_INTERNAL, |
| NULL, NULL, node, |
| "Internal error: xmlSchemaElemCheckValConstr, " |
| "failed to validate the value constraint of the " |
| "element declaration '%s'", |
| decl->name); |
| } |
| } |
| } |
| |
| |
| /** |
| * 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, NULL, GET_NODE(item), "ref", ref->name, |
| ref->targetNamespace, ref->itemType, NULL); |
| } else { |
| if (refItem->type == XML_SCHEMA_TYPE_GROUP) { |
| /* |
| * Assign the model group of the model group definition |
| * to the particle's "term". |
| */ |
| item->children = refItem->children; |
| } else |
| item->children = refItem; |
| } |
| } |
| } |
| } |
| |
| |
| /** |
| * 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, |
| NULL, (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 = xmlSchemaGetAttribute(ctxt->schema, item->ref, item->refNs); |
| if (decl == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (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) || |
| (!xmlStrEqual(item->defValue, decl->defValue))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_AU_PROPS_CORRECT_2, |
| NULL, NULL, item->node, |
| "The value constraint must be fixed " |
| "and match the referenced attribute " |
| "declarations'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, |
| NULL, (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; |
| |
| |
| 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); |
| /* xmlHashScan(ret->miscComps, |
| (xmlHashScanner) xmlSchemaMiscRefFixup, ctxt); */ |
| } |
| } |
| /* |
| * 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); |
| |
| /* |
| * 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); |
| |
| /* |
| * Then build the content model for all complex types |
| */ |
| xmlHashScan(ret->typeDecl, |
| (xmlHashScanner) xmlSchemaBuildContentModel, 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) xmlSchemaCheckElemValConstr, 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 int |
| xmlSchemaGetWhiteSpaceFacetValue(xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr anc; |
| |
| /* |
| * The normalization type can be changed only for types which are derived |
| * from xsd:string. |
| */ |
| if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| if (type->builtInType == XML_SCHEMAS_STRING) |
| return(XML_SCHEMAS_FACET_PRESERVE); |
| else if (type->builtInType == XML_SCHEMAS_NORMSTRING) |
| return(XML_SCHEMAS_FACET_REPLACE); |
| else if (type->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) |
| /* |
| * Note that we assume a whitespace of preserve for anySimpleType. |
| */ |
| return(XML_SCHEMAS_FACET_PRESERVE); |
| else { |
| /* |
| * For all ·atomic· datatypes other than string (and types ·derived· |
| * by ·restriction· from it) the value of whiteSpace is fixed to |
| * collapse |
| */ |
| return(XML_SCHEMAS_FACET_COLLAPSE); |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| /* |
| * For list types the facet "whiteSpace" is fixed to "collapse". |
| */ |
| return (XML_SCHEMAS_FACET_COLLAPSE); |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| return (XML_SCHEMAS_FACET_UNKNOWN); |
| } else if (type->facetSet != NULL) { |
| xmlSchemaTypePtr anyST; |
| xmlSchemaFacetLinkPtr lin; |
| |
| /* |
| * Atomic types. |
| */ |
| anyST = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| anc = type->baseType; |
| do { |
| /* |
| * For all ·atomic· datatypes other than string (and types ·derived· |
| * by ·restriction· from it) the value of whiteSpace is fixed to |
| * collapse |
| */ |
| if ((anc->builtInType == XML_SCHEMAS_STRING) || |
| (anc->builtInType == XML_SCHEMAS_NORMSTRING)) { |
| |
| lin = type->facetSet; |
| do { |
| if (lin->facet->type == XML_SCHEMA_FACET_WHITESPACE) { |
| return(lin->facet->whitespace); |
| } |
| lin = lin->next; |
| } while (lin != NULL); |
| if (anc->builtInType == XML_SCHEMAS_NORMSTRING) |
| return (XML_SCHEMAS_FACET_REPLACE); |
| else |
| return (XML_SCHEMAS_FACET_PRESERVE); |
| } |
| anc = anc->baseType; |
| } while (anc != anyST); |
| return (XML_SCHEMAS_FACET_COLLAPSE); |
| } |
| return (-1); |
| } |
| |
| /** |
| * xmlSchemaValidateFacetsInternal: |
| * @ctxt: a schema validation context |
| * @type: the type holding the facets |
| * @facets: the list of facets to check |
| * @value: the lexical repr of the value to validate |
| * @val: the precomputed value |
| * @fireErrors: if 0, only internal errors will be fired; |
| * otherwise all errors will be fired. |
| * |
| * Check a value against all facet conditions |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| static int |
| xmlSchemaValidateFacetsInternal(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar * value, |
| unsigned long length, |
| int fireErrors) |
| { |
| int ret = 0; |
| xmlNodePtr node; |
| xmlSchemaTypePtr biType; /* The build-in type. */ |
| xmlSchemaTypePtr tmpType; |
| xmlSchemaFacetLinkPtr facetLink; |
| int retFacet; |
| xmlSchemaFacetPtr facet; |
| unsigned long len = 0; |
| xmlSchemaWhitespaceValueType ws; |
| |
| ws = (xmlSchemaWhitespaceValueType) xmlSchemaGetWhiteSpaceFacetValue(type); |
| |
| #ifdef DEBUG_UNION_VALIDATION |
| printf("Facets of type: '%s'\n", (const char *) type->name); |
| printf(" fireErrors: %d\n", fireErrors); |
| #endif |
| |
| node = ctxt->node; |
| /* |
| * NOTE: Do not jump away, if the facetSet of the given type is |
| * empty: until now, "pattern" facets of the *base types* need to |
| * be checked as well. |
| */ |
| biType = type->baseType; |
| while ((biType != NULL) && (biType->type != XML_SCHEMA_TYPE_BASIC)) |
| biType = biType->baseType; |
| if (biType == NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "the base type axis of the given type '%s' does not resolve to " |
| "a built-in type.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| |
| if (type->facetSet != NULL) { |
| facetLink = type->facetSet; |
| while (facetLink != NULL) { |
| facet = facetLink->facet; |
| /* |
| * Skip the pattern "whiteSpace": it is used to |
| * format the character content beforehand. |
| */ |
| switch (facet->type) { |
| case XML_SCHEMA_FACET_WHITESPACE: |
| case XML_SCHEMA_FACET_PATTERN: |
| case XML_SCHEMA_FACET_ENUMERATION: |
| break; |
| case XML_SCHEMA_FACET_LENGTH: |
| case XML_SCHEMA_FACET_MINLENGTH: |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| ret = xmlSchemaValidateListSimpleTypeFacet(facet, |
| value, length, NULL); |
| len = length; |
| } else |
| ret = xmlSchemaValidateLengthFacetWhtsp(facet, |
| (xmlSchemaValType) biType->builtInType, |
| value, ctxt->value, &len, ws); |
| break; |
| default: |
| ret = xmlSchemaValidateFacetWhtsp(facet, ws, |
| biType->builtInType, value, ctxt->value, ws); |
| /* |
| * ret = xmlSchemaValidateFacet(biType, facet, value, |
| * ctxt->value); |
| */ |
| } |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "validating facet of type '%s'.\n", |
| type->name, NULL); |
| break; |
| } else if ((ret > 0) && (fireErrors)) { |
| xmlSchemaVFacetErr(ctxt, ret, node, value, len, |
| type, facet, NULL, NULL, NULL, NULL); |
| } |
| |
| facetLink = facetLink->next; |
| } |
| |
| } |
| |
| if (ret >= 0) { |
| xmlSchemaWhitespaceValueType fws; |
| 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. |
| */ |
| tmpType = type; |
| do { |
| /* |
| * Use the whitespace type of the base type. |
| */ |
| fws = (xmlSchemaWhitespaceValueType) |
| xmlSchemaGetWhiteSpaceFacetValue(tmpType->baseType); |
| retFacet = 0; |
| for (facet = tmpType->facets; facet != NULL; facet = facet->next) { |
| if (facet->type != XML_SCHEMA_FACET_ENUMERATION) |
| continue; |
| found = 1; |
| retFacet = xmlSchemaValidateFacetWhtsp(facet, fws, |
| biType->builtInType, value, ctxt->value, ws); |
| if (retFacet == 0) |
| break; |
| else if (retFacet < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "validating enumeration facet '%s' of type '%s'.\n", |
| facet->value, tmpType->name); |
| ret = -1; |
| break; |
| } |
| } |
| if (retFacet <= 0) |
| break; |
| tmpType = tmpType->baseType; |
| } while ((! found) && (tmpType != NULL) && |
| (tmpType->type != XML_SCHEMA_TYPE_BASIC)); |
| if (retFacet > 0) { |
| ret = XML_SCHEMAV_CVC_ENUMERATION_VALID; |
| if (fireErrors) { |
| xmlSchemaVFacetErr(ctxt, ret, node, value, 0, type, NULL, |
| NULL, NULL, NULL, NULL); |
| } |
| } |
| } |
| |
| if (ret >= 0) { |
| /* |
| * Process patters. Pattern facets are ORed at type level |
| * and ANDed if derived. Walk the base type axis. |
| */ |
| tmpType = type; |
| facet = NULL; |
| do { |
| retFacet = 0; |
| for (facetLink = tmpType->facetSet; facetLink != NULL; |
| facetLink = facetLink->next) { |
| if (facetLink->facet->type != XML_SCHEMA_FACET_PATTERN) |
| continue; |
| retFacet = xmlSchemaValidateFacet(biType, facetLink->facet, |
| value, ctxt->value); |
| if (retFacet == 0) |
| break; |
| else if (retFacet < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "validating 'pattern' facet '%s' of type '%s'.\n", |
| facetLink->facet->value, tmpType->name); |
| ret = -1; |
| break; |
| } else |
| /* Save the last non-validating facet. */ |
| facet = facetLink->facet; |
| } |
| if (retFacet != 0) |
| break; |
| tmpType = tmpType->baseType; |
| } while ((tmpType != NULL) && (tmpType->type != XML_SCHEMA_TYPE_BASIC)); |
| if (retFacet > 0) { |
| ret = XML_SCHEMAV_CVC_PATTERN_VALID; |
| if (fireErrors) { |
| xmlSchemaVFacetErr(ctxt, ret, node, value, 0, type, facet, |
| NULL, NULL, NULL, NULL); |
| } |
| } |
| } |
| |
| return (ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Simple type validation * |
| * * |
| ************************************************************************/ |
| |
| |
| /************************************************************************ |
| * * |
| * DOM Validation code * |
| * * |
| ************************************************************************/ |
| |
| static int xmlSchemaValidateAttributes(xmlSchemaValidCtxtPtr ctxt, |
| xmlNodePtr elem, |
| xmlSchemaTypePtr type); |
| static int xmlSchemaValidateElementByType(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| int isNil, |
| int valSimpleContent); |
| |
| static void xmlSchemaBeginElement(xmlSchemaValidCtxtPtr vctxt); |
| static int xmlSchemaEndElement(xmlSchemaValidCtxtPtr vctxt); |
| |
| /** |
| * 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, |
| int depth) |
| { |
| xmlSchemaNodeInfoPtr info = NULL; |
| |
| if (depth > vctxt->sizeElemInfos) { |
| xmlSchemaVErr(vctxt, NULL, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaGetFreshElemInfo, " |
| "an inconsistent depth encountered.\n", |
| NULL, NULL); |
| 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[depth]; |
| |
| if (info == NULL) { |
| info = (xmlSchemaNodeInfoPtr) |
| xmlMalloc(sizeof(xmlSchemaNodeInfo)); |
| if (info == NULL) { |
| xmlSchemaVErrMemory(vctxt, |
| "allocating an element info", NULL); |
| return (NULL); |
| } |
| vctxt->elemInfos[depth] = info; |
| } |
| memset(info, 0, sizeof(xmlSchemaNodeInfo)); |
| info->depth = depth; |
| |
| return (info); |
| } |
| |
| /** |
| * xmlSchemaFreeAttrStates: |
| * @state: a list of attribute states |
| * |
| * Free the given list of attribute states |
| * |
| */ |
| static void |
| xmlSchemaFreeAttributeStates(xmlSchemaAttrStatePtr state) |
| { |
| xmlSchemaAttrStatePtr tmp; |
| while (state != NULL) { |
| tmp = state; |
| state = state->next; |
| xmlFree(tmp); |
| } |
| } |
| |
| /** |
| * xmlSchemaRegisterAttributes: |
| * @ctxt: a schema validation context |
| * @attrs: a list of attributes |
| * |
| * Register the list of attributes as the set to be validated on that element |
| * |
| * Returns -1 in case of error, 0 otherwise |
| */ |
| static int |
| xmlSchemaRegisterAttributes(xmlSchemaValidCtxtPtr ctxt, xmlAttrPtr attrs) |
| { |
| xmlSchemaAttrStatePtr tmp; |
| |
| ctxt->attr = NULL; |
| ctxt->attrTop = NULL; |
| while (attrs != NULL) { |
| if ((attrs->ns != NULL) && |
| (xmlStrEqual(attrs->ns->href, xmlSchemaInstanceNs))) { |
| attrs = attrs->next; |
| continue; |
| } |
| tmp = (xmlSchemaAttrStatePtr) |
| xmlMalloc(sizeof(xmlSchemaAttrState)); |
| if (tmp == NULL) { |
| xmlSchemaVErrMemory(ctxt, "registering attributes", NULL); |
| return (-1); |
| } |
| tmp->attr = attrs; |
| tmp->state = XML_SCHEMAS_ATTR_UNKNOWN; |
| tmp->next = NULL; |
| tmp->decl = NULL; |
| if (ctxt->attr == NULL) |
| ctxt->attr = tmp; |
| else |
| ctxt->attrTop->next = tmp; |
| ctxt->attrTop = tmp; |
| attrs = attrs->next; |
| } |
| return (0); |
| } |
| |
| #if 0 /* Currently not used */ |
| /** |
| * xmlSchemaValidateCheckNodeList |
| * @nodelist: the list of nodes |
| * |
| * Check the node list is only made of text nodes and entities pointing |
| * to text nodes |
| * |
| * Returns 1 if true, 0 if false and -1 in case of error |
| */ |
| static int |
| xmlSchemaValidateCheckNodeList(xmlNodePtr nodelist) |
| { |
| while (nodelist != NULL) { |
| if (nodelist->type == XML_ENTITY_REF_NODE) { |
| TODO /* implement recursion in the entity content */ |
| } |
| if ((nodelist->type != XML_TEXT_NODE) && |
| (nodelist->type != XML_COMMENT_NODE) && |
| (nodelist->type != XML_PI_NODE) && |
| (nodelist->type != XML_CDATA_SECTION_NODE)) { |
| return (0); |
| } |
| nodelist = nodelist->next; |
| } |
| return (1); |
| } |
| #endif |
| |
| 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_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; |
| } |
| } |
| /* |
| * 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; |
| } |
| } |
| /* |
| * 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; |
| } |
| } |
| /* |
| * 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; |
| } |
| } |
| /* |
| * 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: |
| xmlSchemaCheckElemValConstr((xmlSchemaElementPtr) 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; |
| 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)) { |
| xmlSchemaVErr(vctxt, node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaAssembleByLocation, " |
| "failed to create a temp. parser context.\n", |
| NULL, NULL); |
| 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(pctxt, 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; |
| |
| xmlSchemaClearSchemaDefaults(schema); |
| schema->targetNamespace = targetNs; |
| /* schema->nbCurItems = 0; */ |
| pctxt->schema = schema; |
| pctxt->ctxtType = NULL; |
| pctxt->parentItem = NULL; |
| |
| xmlSchemaParseSchemaDefaults(pctxt, schema, docElem); |
| xmlSchemaParseSchemaTopLevel(pctxt, schema, docElem->children); |
| xmlSchemaPostSchemaAssembleFixup(pctxt); |
| /* |
| * Set the counter of items. |
| */ |
| schema->counter = pctxt->counter; |
| /* |
| * Free the list of assembled components. |
| */ |
| pctxt->assemble->nbItems = 0; |
| /* |
| * Restore the context & schema. |
| */ |
| schema->flags = oldflags; |
| schema->targetNamespace = oldtns; |
| schema->doc = olddoc; |
| ret = pctxt->err; |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAssembleByXSIAttr: |
| * @vctxt: a schema validation context |
| * @xsiAttr: an xsi attribute |
| * @noNamespace: whether a schema with no target namespace is exptected |
| * |
| * 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 |
| xmlSchemaAssembleByXSIAttr(xmlSchemaValidCtxtPtr vctxt, |
| xmlAttrPtr xsiAttr, |
| int noNamespace) |
| { |
| xmlChar *value; |
| const xmlChar *cur, *end; |
| const xmlChar *nsname = NULL, *location; |
| int count = 0; |
| int ret = 0; |
| |
| if (xsiAttr == NULL) { |
| xmlSchemaVCustomErr(vctxt, XML_SCHEMAV_INTERNAL, |
| NULL, NULL, |
| "Internal error: xmlSchemaAssembleByXSIAttr, " |
| "bad arguments", NULL); |
| return (-1); |
| } |
| /* |
| * Parse the value; we will assume an even number of values |
| * to be given (this is how Xerces and XSV work). |
| */ |
| value = xmlNodeGetContent((xmlNodePtr) xsiAttr); |
| cur = value; |
| do { |
| if (noNamespace != 1) { |
| /* |
| * 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, |
| xsiAttr->parent, nsname, location); |
| if (ret == -1) { |
| xmlSchemaVCustomErr(vctxt, |
| XML_SCHEMAV_INTERNAL, |
| (xmlNodePtr) xsiAttr, NULL, |
| "Internal error: xmlSchemaAssembleByXSIAttr, " |
| "assembling schemata", NULL); |
| if (value != NULL) |
| xmlFree(value); |
| return (-1); |
| } |
| } while (*cur != 0); |
| if (value != NULL) |
| xmlFree(value); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAssembleByXSIElem: |
| * @vctxt: a schema validation context |
| * @elem: an element node possibly holding xsi attributes |
| * @noNamespace: whether a schema with no target namespace is exptected |
| * |
| * Assembles an existing schema by an additional schema using |
| * the xsi:schemaLocation or xsi:noNamespaceSchemaLocation attributes |
| * of the given @elem. |
| * |
| * 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 |
| xmlSchemaAssembleByXSIElem(xmlSchemaValidCtxtPtr vctxt, |
| xmlNodePtr elem) |
| { |
| int ret = 0, retNs = 0; |
| xmlAttrPtr attr; |
| |
| attr = xmlHasNsProp(elem, BAD_CAST "schemaLocation", xmlSchemaInstanceNs); |
| if (attr != NULL) { |
| retNs = xmlSchemaAssembleByXSIAttr(vctxt, attr, 0); |
| if (retNs == -1) |
| return (-1); |
| } |
| attr = xmlHasNsProp(elem, BAD_CAST "noNamespaceSchemaLocation", xmlSchemaInstanceNs); |
| if (attr != NULL) { |
| ret = xmlSchemaAssembleByXSIAttr(vctxt, attr, 1); |
| if (ret == -1) |
| return (-1); |
| } |
| if (retNs != 0) |
| return (retNs); |
| else |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateCallback: |
| * @ctxt: a schema validation context |
| * @name: the name of the element detected (might be NULL) |
| * @type: the type |
| * |
| * A transition has been made in the automata associated to an element |
| * content model |
| */ |
| static void |
| xmlSchemaValidateCallback(xmlSchemaValidCtxtPtr ctxt, |
| const xmlChar * name ATTRIBUTE_UNUSED, |
| xmlSchemaBasicItemPtr item, xmlNodePtr node) |
| { |
| xmlNodePtr oldnode = ctxt->node; |
| |
| /* |
| * @type->type will be XML_SCHEMA_TYPE_ANY or XML_SCHEMA_TYPE_ELEMENT. |
| */ |
| ctxt->node = node; |
| ctxt->cur = node->children; |
| |
| xmlSchemaBeginElement(ctxt); |
| |
| /* |
| * Assemble new schemata using xsi. |
| */ |
| if (ctxt->xsiAssemble) { |
| int ret; |
| |
| ret = xmlSchemaAssembleByXSIElem(ctxt, ctxt->node); |
| if (ret == -1) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| ctxt->node, NULL, |
| "Internal error: xmlSchemaValidateElement, " |
| "assembling schema by xsi", NULL); |
| goto leave; |
| } |
| /* |
| * NOTE: We won't react on schema parser errors here. |
| * TODO: But a warning would be nice. |
| */ |
| } |
| switch (item->type) { |
| case XML_SCHEMA_TYPE_ELEMENT: { |
| #ifdef DEBUG_CONTENT |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaValidateCallback: %s, %s, %s\n", |
| name, ((xmlSchemaElementPtr) item)->name, node->name); |
| #endif |
| xmlSchemaValidateElementByDeclaration(ctxt, |
| (xmlSchemaElementPtr) item); |
| break; |
| } |
| case XML_SCHEMA_TYPE_ANY: |
| #ifdef DEBUG_CONTENT |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaValidateCallback: %s, <any>, %s\n", |
| name, node->name); |
| #endif |
| xmlSchemaValidateElementByWildcard(ctxt, |
| (xmlSchemaWildcardPtr) item); |
| break; |
| default: |
| break; |
| } |
| leave: |
| |
| xmlSchemaEndElement(ctxt); |
| ctxt->node = oldnode; |
| } |
| |
| static int |
| xmlSchemaValidateNotation(xmlSchemaValidCtxtPtr vctxt, |
| const xmlChar *value, |
| xmlSchemaValPtr *val, |
| xmlNodePtr node) |
| { |
| int ret; |
| |
| ret = xmlValidateQName(value, 1); |
| if (ret != 0) |
| return (ret); |
| |
| { |
| xmlChar *uri = NULL; |
| xmlChar *local = NULL; |
| xmlChar *prefix; |
| |
| local = xmlSplitQName2(value, &prefix); |
| if (prefix != NULL) { |
| xmlNsPtr ns; |
| |
| /* |
| * TODO: Make this streamable. |
| */ |
| if ((node == NULL) || (node->doc == NULL)) { |
| xmlFree(prefix); |
| xmlFree(local); |
| return (3); |
| } |
| |
| ns = xmlSearchNs(node->doc, node, prefix); |
| if (ns == NULL) { |
| xmlFree(prefix); |
| xmlFree(local); |
| return (1); |
| } |
| } |
| if (prefix != NULL) { |
| if (xmlHashLookup2(vctxt->schema->notaDecl, local, uri) == NULL) |
| ret = 1; |
| } else if (xmlHashLookup2(vctxt->schema->notaDecl, value, |
| NULL) == NULL) |
| ret = 1; |
| |
| if ((ret == 0) && (val != NULL)) { |
| if (prefix != NULL) { |
| (*val) = xmlSchemaNewNOTATIONValue(BAD_CAST local, |
| BAD_CAST xmlStrdup(uri)); |
| local = NULL; |
| } else |
| (*val) = xmlSchemaNewNOTATIONValue(BAD_CAST xmlStrdup(value), |
| NULL); |
| if (*val == NULL) |
| ret = -1; |
| } |
| if (local != NULL) |
| xmlFree(local); |
| } |
| |
| return (ret); |
| } |
| |
| static xmlSchemaTypePtr |
| xmlSchemaGetSimpleContentType(xmlSchemaTypePtr complexType) |
| { |
| xmlSchemaTypePtr ret; |
| |
| if (complexType->type != XML_SCHEMA_TYPE_COMPLEX) |
| return (NULL); |
| if (complexType->contentTypeDef != NULL) |
| return (complexType->contentTypeDef); |
| /* |
| * TODO: This is only a workaround until the simple content |
| * type is computed for complex types with simple content. |
| */ |
| ret = complexType->baseType; |
| while (ret != NULL) { |
| if (IS_SIMPLE_TYPE(ret)) |
| return (ret); |
| if (ret->builtInType == XML_SCHEMAS_ANYTYPE) |
| return (NULL); |
| if ((ret->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (ret->contentTypeDef != NULL)) |
| ret = ret->contentTypeDef; |
| else |
| ret = ret->baseType; |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateSimpleTypeValue: |
| * @ctxt: a schema validation context |
| * @value: the value to be validated |
| * @fireErrors: shall errors be reported? |
| * @applyFacets: shall facets be applied? |
| * @normalize: shall the value be normalized? |
| * @checkNodes: shall the content nodes be checked? |
| * |
| * Validates a value by the given type (user derived or built-in). |
| * |
| * 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 |
| xmlSchemaValidateSimpleTypeValue(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| int fireErrors, |
| int applyFacets, |
| int normalize, |
| int checkNodes) |
| { |
| xmlNodePtr node; |
| int ret = 0; |
| xmlChar *normValue = NULL; |
| int wtsp; |
| |
| node = ctxt->node; |
| /* Save the current whitespace normalization type. */ |
| wtsp = ctxt->valueWS; |
| /* |
| * Normalize the value. |
| */ |
| if (normalize && |
| (ctxt->valueWS != XML_SCHEMAS_FACET_COLLAPSE)) { |
| int norm = xmlSchemaGetWhiteSpaceFacetValue(type); |
| |
| if ((norm != -1) && (norm > ctxt->valueWS)) { |
| if (norm == XML_SCHEMAS_FACET_COLLAPSE) |
| normValue = xmlSchemaCollapseString(value); |
| else |
| normValue = xmlSchemaWhiteSpaceReplace(value); |
| ctxt->valueWS = norm; |
| if (normValue != NULL) |
| value = (const xmlChar *) normValue; |
| } |
| } |
| /* |
| * The nodes of a content must be checked only once, |
| * this is not working since list types will fire this |
| * multiple times. |
| */ |
| if ((checkNodes == 1) && (ctxt->cur != NULL)) { |
| xmlNodePtr cur = ctxt->cur; |
| |
| do { |
| switch (cur->type) { |
| case XML_TEXT_NODE: |
| case XML_CDATA_SECTION_NODE: |
| case XML_PI_NODE: |
| case XML_COMMENT_NODE: |
| case XML_XINCLUDE_START: |
| case XML_XINCLUDE_END: |
| break; |
| case XML_ENTITY_REF_NODE: |
| case XML_ENTITY_NODE: |
| /* TODO: Scour the entities for illegal nodes. */ |
| TODO break; |
| case XML_ELEMENT_NODE: { |
| /* NOTE: Changed to an internal error, since the |
| * existence of an element node will be already checked in |
| * xmlSchemaValidateElementBySimpleType and in |
| * xmlSchemaValidateElementByComplexType. |
| */ |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| /* XML_SCHEMAS_ERR_INVALIDELEM, */ |
| node, type, |
| "Element '%s' found in simple type content", |
| cur->name); |
| return (XML_SCHEMAV_INTERNAL); |
| } |
| case XML_ATTRIBUTE_NODE: |
| case XML_DOCUMENT_NODE: |
| case XML_DOCUMENT_TYPE_NODE: |
| case XML_DOCUMENT_FRAG_NODE: |
| case XML_NOTATION_NODE: |
| case XML_HTML_DOCUMENT_NODE: |
| case XML_DTD_NODE: |
| case XML_ELEMENT_DECL: |
| case XML_ATTRIBUTE_DECL: |
| case XML_ENTITY_DECL: |
| case XML_NAMESPACE_DECL: |
| #ifdef LIBXML_DOCB_ENABLED |
| case XML_DOCB_DOCUMENT_NODE: |
| #endif |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| /* XML_SCHEMAS_ERR_INVALIDELEM, */ |
| node, NULL, |
| "Node of unexpected type found in simple type content", |
| NULL); |
| return (XML_SCHEMAV_INTERNAL); |
| } |
| cur = cur->next; |
| } while (cur != NULL); |
| } |
| |
| if (type->type == XML_SCHEMA_TYPE_COMPLEX) { |
| xmlSchemaTypePtr simpType, anyType; |
| |
| anyType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| |
| simpType = xmlSchemaGetSimpleContentType(type); |
| if (simpType == NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "failed to obtain the simple content type of the complex " |
| "type '%s'\n", |
| type->name, NULL); |
| return (-1); |
| } |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, simpType, value, 1, 0, 1, 0); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating complex type '%s'\n", |
| type->name, NULL); |
| } else if ((ret == 0) && (applyFacets) && (type->facetSet != NULL)) { |
| /* |
| * Check facets. |
| * |
| * TODO: This is somehow not nice, since if an error occurs |
| * the reported type will be the complex type; the spec |
| * wants a simple type to be created on the complex type |
| * if it has a simple content. For now we have to live with |
| * it. |
| */ |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, 0, fireErrors); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating facets of complex type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, node, value, type); |
| } |
| } |
| } else if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| |
| if (ctxt->value != NULL) { |
| xmlSchemaFreeValue(ctxt->value); |
| ctxt->value = NULL; |
| } |
| /* |
| * STREAM-READ-CHILDREN. |
| */ |
| if ((type->builtInType == XML_SCHEMAS_NOTATION) && |
| (ctxt->schema != NULL)) { |
| /* |
| * NOTATIONs need to be processed here, since they need |
| * to lookup in the hashtable of NOTATION declarations. |
| */ |
| ret = xmlSchemaValidateNotation(ctxt, value, &(ctxt->value), node); |
| } else |
| ret = xmlSchemaValPredefTypeNodeNoNorm(type, value, &(ctxt->value), node); |
| if (ret > 0) { |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| else |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, node, value, type); |
| } else if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating built-in type '%s'\n", type->name, NULL); |
| } else if ((ctxt->value == NULL) && |
| (type->builtInType == XML_SCHEMAS_STRING) && |
| (ctxt->nodeInfo != NULL) && |
| (ctxt->nodeInfo->flags & XML_SCHEMA_ELEM_INFO_VALUE_NEEDED)) { |
| xmlChar *valdup; |
| /* |
| * Create a precomputed string value for "string" as well if |
| * requested. |
| */ |
| valdup = xmlStrdup(value); |
| ctxt->value = xmlSchemaNewStringValue(XML_SCHEMAS_STRING, |
| BAD_CAST valdup); |
| if ((valdup != NULL) && (ctxt->value == NULL)) |
| xmlFree(valdup); |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_ATOMIC) { |
| /* 1.2.1 if {variety} is ·atomic· then the string must ·match· |
| * a literal in the ·lexical space· of {base type definition} |
| */ |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, type->baseType, value, 0, 0, 0, 0); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating atomic simple type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, node, value, type); |
| } else if ((applyFacets) && (type->facetSet != NULL)) { |
| /* |
| * Check facets. |
| */ |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, 0, fireErrors); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating facets of atomic simple type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1; |
| /* |
| Disabled, since the facet validation already reports errors. |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, ctxt->cur, value, type); |
| */ |
| } |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| |
| xmlSchemaTypePtr tmpType; |
| const xmlChar *cur, *end; |
| xmlChar *tmp; |
| unsigned long len = 0; |
| |
| /* 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} |
| */ |
| |
| if (value == NULL) |
| value = BAD_CAST ""; |
| tmpType = xmlSchemaGetListSimpleTypeItemType(type); |
| cur = value; |
| 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); |
| len++; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, tmpType, tmp, 0, 1, 0, 0); |
| xmlFree(tmp); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating an item of list simple type '%s'\n", |
| type->name, NULL); |
| break; |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, node, value, type); |
| break; |
| } |
| cur = end; |
| } while (*cur != 0); |
| /* |
| * Check facets. |
| */ |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating list simple type '%s'\n", |
| type->name, NULL); |
| } else if ((ret == 0) && (applyFacets)) { |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, len, fireErrors); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating facets of list simple type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2; |
| /* |
| Disabled, since the facet validation already reports errors. |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, ctxt->cur, value, type); |
| */ |
| } |
| |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| 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} |
| */ |
| #ifdef DEBUG_UNION_VALIDATION |
| printf("Union ST : '%s'\n", (const char *) type->name); |
| printf(" fireErrors : %d\n", fireErrors); |
| printf(" applyFacets: %d\n", applyFacets); |
| #endif |
| memberLink = xmlSchemaGetUnionSimpleTypeMemberTypes(type); |
| if (memberLink == NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "union simple type '%s' has no member types\n", |
| type->name, NULL); |
| ret = -1; |
| } |
| if (ret == 0) { |
| while (memberLink != NULL) { |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, memberLink->type, |
| value, 0, 1, 1, 0); |
| if ((ret <= 0) || (ret == 0)) |
| break; |
| memberLink = memberLink->next; |
| } |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating members of union simple type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_3; |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, node, value, type); |
| } |
| } |
| /* |
| * Apply facets (pattern, enumeration). |
| */ |
| if ((ret == 0) && (applyFacets) && (type->facetSet != NULL)) { |
| int mws; |
| /* |
| * 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. |
| */ |
| if (normValue != NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "the value was already normalized for the union simple " |
| "type '%s'.\n", type->name, NULL); |
| } |
| mws = xmlSchemaGetWhiteSpaceFacetValue(memberLink->type); |
| if (mws > ctxt->valueWS) { |
| if (mws == XML_SCHEMAS_FACET_COLLAPSE) |
| normValue = xmlSchemaCollapseString(value); |
| else |
| normValue = xmlSchemaWhiteSpaceReplace(value); |
| if (normValue != NULL) |
| value = (const xmlChar *) normValue; |
| } |
| |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, 0, fireErrors); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating facets of union simple type '%s'\n", |
| type->name, NULL); |
| } else if (ret > 0) { |
| ret = XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_3; |
| /* |
| if (fireErrors) |
| xmlSchemaVSimpleTypeErr(ctxt, ret, ctxt->cur, value, type); |
| */ |
| } |
| } |
| } |
| ctxt->valueWS = wtsp; |
| if (normValue != NULL) |
| xmlFree(normValue); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateSimpleTypeElement: |
| * @ctxt: a schema validation context |
| * @node: the element node to be validated. |
| * |
| * Validate the element against a simple type. |
| * |
| * Returns 0 if the element is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaValidateElementBySimpleType(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| int isNil, |
| int valSimpleContent) |
| { |
| xmlSchemaTypePtr oldtype; |
| xmlNodePtr node; |
| xmlAttrPtr attr; |
| xmlNodePtr cur; |
| int ret = 0, retval = 0; |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAV_INTERNAL, NULL, NULL, |
| "Internal error: xmlSchemaValidateElementBySimpleType, " |
| "bad arguments", NULL); |
| return (-1); |
| } |
| |
| oldtype = ctxt->type; |
| node = ctxt->node; |
| /* |
| * cvc-type: 3.1.2 The element information item must have no element |
| * information item [children]. |
| */ |
| /* |
| * STREAM: Child nodes are processed. |
| */ |
| cur = node->children; |
| while (cur != NULL) { |
| /* |
| * TODO: Entities, will they produce elements as well? |
| */ |
| if (cur->type == XML_ELEMENT_NODE) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_TYPE_3_1_2, |
| node, type, |
| "No element content allowed", NULL); |
| ret = XML_SCHEMAV_CVC_TYPE_3_1_2; |
| } |
| cur = cur->next; |
| } |
| |
| /* |
| * 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. |
| */ |
| /* |
| * STREAM: Attribute nodes are processed. |
| */ |
| attr = node->properties; |
| while (attr != NULL) { |
| if ((attr->ns == NULL) || |
| (!xmlStrEqual(attr->ns->href, xmlSchemaInstanceNs)) || |
| ((!xmlStrEqual(attr->name, BAD_CAST "type")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "nil")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "schemaLocation")) && |
| (!xmlStrEqual |
| (attr->name, BAD_CAST "noNamespaceSchemaLocation")))) { |
| xmlSchemaVIllegalAttrErr(ctxt, |
| XML_SCHEMAV_CVC_TYPE_3_1_1, attr); |
| ret = XML_SCHEMAV_CVC_TYPE_3_1_1; |
| } |
| attr = attr->next; |
| } |
| /* |
| * This will skip validation if the type is 'anySimpleType' and |
| * if the value was already validated (e.g. default values). |
| */ |
| if ((! isNil) && |
| (valSimpleContent == 1) && |
| ((type->type != XML_SCHEMA_TYPE_BASIC) || |
| (type->builtInType != XML_SCHEMAS_ANYSIMPLETYPE))) { |
| xmlChar *value; |
| |
| value = xmlNodeGetContent(node); |
| /* |
| * NOTE: This call will not check the content nodes, since |
| * this should be checked here already. |
| */ |
| retval = xmlSchemaValidateSimpleTypeValue(ctxt, type, value, |
| 1, 1, 1, 0); |
| if (value != NULL) |
| xmlFree(value); |
| if (retval != 0) |
| ret = retval; |
| } |
| ctxt->type = oldtype; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValQNameAcquire: |
| * @value: the lexical represantation of the QName value |
| * @node: the node to search for the corresponding namespace declaration |
| * @nsName: the resulting namespace name if found |
| * |
| * Checks that a value conforms to the lexical space of the type QName; |
| * if valid, the corresponding namespace name is searched and retured |
| * as a copy in @nsName. The local name is returned in @localName as |
| * a copy. |
| * |
| * Returns 0 if valid, 1 if not valid by type, 2 if no corresponding |
| * namespace declaration was found in scope; -1 in case of an internal or |
| * API error. |
| */ |
| static int |
| xmlSchemaValQNameAcquire(const xmlChar *value, xmlNodePtr node, |
| xmlChar **nsName, xmlChar **localName) |
| { |
| int ret; |
| xmlChar *local = NULL; |
| |
| if ((nsName == NULL) || (localName == NULL) || (node == NULL)) |
| return (-1); |
| *nsName = NULL; |
| *localName = NULL; |
| ret = xmlValidateQName(value, 1); |
| if (ret == 0) { |
| xmlChar *prefix; |
| xmlNsPtr ns; |
| |
| /* |
| * NOTE: xmlSplitQName2 will return a duplicated |
| * string. |
| */ |
| local = xmlSplitQName2(value, &prefix); |
| if (local == NULL) |
| local = xmlStrdup(value); |
| ns = xmlSearchNs(node->doc, node, prefix); |
| /* |
| * A namespace need not to be found if the prefix is NULL. |
| */ |
| if (ns != NULL) { |
| /* |
| * TODO: Is it necessary to duplicate the URI here? |
| */ |
| *nsName = xmlStrdup(ns->href); |
| } else if (prefix != NULL) { |
| xmlFree(prefix); |
| if (local != NULL) |
| xmlFree(local); |
| return (2); |
| } |
| *localName = local; |
| if (prefix != NULL) |
| xmlFree(prefix); |
| } else |
| return (1); |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaHasElemContent: |
| * @node: the node |
| * |
| * Scours the content of the given node for element |
| * nodes. |
| * |
| * Returns 1 if an element node is found, |
| * 0 otherwise. |
| */ |
| static int |
| xmlSchemaHasElemContent(xmlNodePtr node) |
| { |
| if (node == NULL) |
| return (0); |
| node = node->children; |
| while (node != NULL) { |
| if (node->type == XML_ELEMENT_NODE) |
| return (1); |
| node = node->next; |
| } |
| return (0); |
| } |
| /** |
| * xmlSchemaHasElemOrCharContent: |
| * @node: the node |
| * |
| * Scours the content of the given node for element |
| * and character nodes. |
| * |
| * Returns 1 if an element or character node is found, |
| * 0 otherwise. |
| */ |
| static int |
| xmlSchemaHasElemOrCharContent(xmlNodePtr node) |
| { |
| if (node == NULL) |
| return (0); |
| node = node->children; |
| while (node != NULL) { |
| switch (node->type) { |
| case XML_ELEMENT_NODE: |
| /* |
| * TODO: Ask Daniel if these are all character nodes. |
| */ |
| case XML_TEXT_NODE: |
| case XML_CDATA_SECTION_NODE: |
| /* |
| * TODO: How XML_ENTITY_NODEs evaluated? |
| */ |
| case XML_ENTITY_REF_NODE: |
| case XML_ENTITY_NODE: |
| return (1); |
| break; |
| default: |
| break; |
| } |
| node = node->next; |
| } |
| return (0); |
| } |
| |
| /************************************************************************ |
| * * |
| * 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->compValue != NULL) |
| xmlSchemaFreeValue(key->compValue); |
| 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; |
| } |
| } |
| |
| /** |
| * xmlSchemaAreValuesEqual: |
| * @ta: the first type |
| * @a: the first value |
| * @tb: the second type |
| * @b: the second value |
| * |
| * Compares two values. |
| * |
| * Returns 1 if they are equal, 0 if not and -1 on internal errors. |
| */ |
| static int |
| xmlSchemaAreValuesEqual(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaTypePtr ta, |
| xmlSchemaValPtr a, |
| xmlSchemaTypePtr tb, |
| xmlSchemaValPtr b) |
| { |
| /* Same user derived/built-in derived/built-in primitive types. */ |
| if (ta == tb) |
| goto compareValue; |
| |
| /* |
| * Note that comparison with anySimpleTypes with be supported for |
| * string based types as well. |
| */ |
| #if 0 |
| if ((ta->builtInType == XML_SCHEMAS_ANYSIMPLETYPE) || |
| (tb->builtInType == XML_SCHEMAS_ANYSIMPLETYPE)) |
| return(0); |
| #endif |
| |
| /* |
| * 4.2.1 equal (data-types) |
| * |
| * the ·value space·s of all ·primitive· datatypes are disjoint |
| * (they do not share any values) |
| */ |
| if ((ta->builtInType != 0) && (tb->builtInType != 0) && |
| (ta->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE) && |
| (tb->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE)) |
| return(0); |
| |
| if ((ta->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) || |
| (ta->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) || |
| (tb->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) || |
| (tb->flags & XML_SCHEMAS_TYPE_VARIETY_UNION)) { |
| TODO |
| return(0); |
| } |
| /* |
| * (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. |
| */ |
| |
| { |
| xmlSchemaTypePtr pta = ta, ptb = tb; |
| |
| /* Note that we will compare the primitives here. */ |
| while ((pta->builtInType == 0) || |
| ((pta->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE) == 0)) |
| pta = pta->baseType; |
| while ((ptb->builtInType == 0) || |
| ((ptb->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE) == 0)) |
| ptb = ptb->baseType; |
| if (pta == ptb) |
| goto compareValue; |
| return(0); |
| } |
| compareValue: |
| { |
| int ret; |
| int aws, bws; |
| |
| aws = xmlSchemaGetWhiteSpaceFacetValue(ta); |
| bws = xmlSchemaGetWhiteSpaceFacetValue(tb); |
| |
| ret = xmlSchemaCompareValuesWhtsp( |
| a, (xmlSchemaWhitespaceValueType) aws, |
| b, (xmlSchemaWhitespaceValueType) bws); |
| if (ret == 0) |
| return(1); |
| else if (ret == -2) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaAreValuesEqual, " |
| "failed to compare the values.\n", |
| NULL, NULL); |
| return(-1); |
| } else |
| return(0); |
| } |
| } |
| |
| /** |
| * 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) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaIDCAddStateObject, " |
| "failed to create the XPath validation context.\n", |
| NULL, NULL); |
| 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", |
| xmlSchemaFormatNsUriLocal(&str, vctxt->nodeInfo->namespaceName, |
| vctxt->nodeInfo->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->nodeInfo->localName, vctxt->nodeInfo->namespaceName); |
| else |
| res = xmlStreamPushAttr((xmlStreamCtxtPtr) sto->xpathCtxt, |
| vctxt->nodeInfo->localName, vctxt->nodeInfo->namespaceName); |
| |
| if (res == -1) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaXPathEvaluate, " |
| "failed to evaluate a node.\n", |
| NULL, NULL); |
| 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. |
| */ |
| #if DEBUG_IDC |
| xmlGenericError(xmlGenericErrorContext, |
| "IDC: key found\n"); |
| #endif |
| /* |
| * Notify that the character value of this node is |
| * needed. |
| */ |
| if (resolved == 0) |
| vctxt->nodeInfo->flags |= XML_SCHEMA_ELEM_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); |
| } |
| |
| /** |
| * xmlSchemaXPathProcessHistory: |
| * @vctxt: the WXS validation context |
| * @type: the simple/complex type of the current node if any at all |
| * @compValue: 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->nodeInfo->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", |
| xmlSchemaFormatNsUriLocal(&str, vctxt->nodeInfo->namespaceName, |
| vctxt->nodeInfo->localName), vctxt->depth); |
| FREE_AND_NULL(str) |
| } |
| #endif |
| /* |
| * Evaluate the state objects. |
| */ |
| while (sto != NULL) { |
| xmlStreamPop((xmlStreamCtxtPtr) sto->xpathCtxt); |
| #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. |
| */ |
| xmlSchemaStreamVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| vctxt->nodeInfo, |
| (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->nodeInfo->value == NULL)) { |
| /* |
| * Failed to provide the normalized value; maby |
| * the value was invalid. |
| */ |
| xmlSchemaStreamVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| vctxt->nodeInfo, |
| (xmlSchemaTypePtr) sto->matcher->aidc->def, |
| "Warning: No precomputed value available, the value " |
| "was either invalid or something strange happend", |
| NULL, NULL); |
| /* |
| xmlSchemaVErr(vctxt, vctxt->nodeInfo->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaXPathProcessHistory, " |
| "computed value not available.\n", |
| NULL, NULL); |
| */ |
| 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. |
| */ |
| xmlSchemaStreamVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| vctxt->nodeInfo, |
| (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->compValue = vctxt->nodeInfo->value; |
| vctxt->nodeInfo->value = 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(vctxt, ckey->type, |
| ckey->compValue, bkey->type, bkey->compValue); |
| 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) { |
| /* |
| * TODO: Try to report the key-sequence. |
| */ |
| xmlSchemaStreamVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| vctxt->nodeInfo, |
| (xmlSchemaTypePtr) idc, |
| "Duplicate key-sequence found", NULL, NULL); |
| |
| 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. |
| */ |
| xmlSchemaStreamVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| vctxt->nodeInfo, |
| (xmlSchemaTypePtr) idc, |
| "All 'key' fields must evaluate to a node", |
| NULL, NULL); |
| 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) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaXPathProcessHistory, " |
| "The state object to be removed is not the first " |
| "in the list.\n", |
| NULL, NULL); |
| } |
| 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 *) xmlSchemaFormatNsUriLocal(&str, vctxt->nodeInfo->namespaceName, |
| vctxt->nodeInfo->localName), vctxt->depth); |
| FREE_AND_NULL(str) |
| } |
| #endif |
| if (vctxt->nodeInfo->idcMatchers != NULL) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaIDCRegisterMatchers: " |
| "The chain of IDC matchers is expected to be empty.\n", |
| NULL, NULL); |
| 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) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaIDCRegisterMatchers: " |
| "Could not find an augmented IDC item for an IDC " |
| "definition.\n", |
| NULL, NULL); |
| 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) { |
| xmlSchemaVErr(vctxt, vctxt->node, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaIDCRegisterMatchers: " |
| "Could not find an augmented IDC item for an IDC definition.\n", |
| NULL, NULL); |
| 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->nodeInfo->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->nodeInfo->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(vctxt, key->type, |
| key->compValue, |
| parKey->type, parKey->compValue); |
| 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(vctxt, key->type, |
| key->compValue, |
| parKey->type, parKey->compValue); |
| 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->nodeInfo->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->nodeInfo->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(vctxt, |
| key->type, key->compValue, |
| refKey->type, refKey->compValue); |
| if (res == 0) |
| break; |
| else if (res == -1) { |
| return (-1); |
| } |
| } |
| if (res == 1) { |
| /* |
| * Match found. |
| */ |
| break; |
| } |
| } |
| } |
| if (res == 0) { |
| /* TODO: Report the key-sequence. */ |
| xmlSchemaVCustomErr(vctxt, |
| XML_SCHEMAV_CVC_IDC, |
| refbind->nodeTable[i]->node, |
| (xmlSchemaTypePtr) refbind->definition, |
| "No matching key-sequence found", NULL); |
| } |
| } |
| } |
| refbind = refbind->next; |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaBeginElement: |
| * @vctxt: the WXS validation context |
| * |
| * Just a temporary workaround to simulate streaming validation |
| * a bit. |
| */ |
| static void |
| xmlSchemaBeginElement(xmlSchemaValidCtxtPtr vctxt) |
| { |
| vctxt->depth++; |
| vctxt->nodeInfo = xmlSchemaGetFreshElemInfo(vctxt, vctxt->depth); |
| vctxt->nodeInfo->node = vctxt->node; |
| vctxt->nodeInfo->localName = vctxt->node->name; |
| if (vctxt->node->ns != NULL) |
| vctxt->nodeInfo->namespaceName = vctxt->node->ns->href; |
| else |
| vctxt->nodeInfo->namespaceName = NULL; |
| } |
| |
| /** |
| * xmlSchemaEndElement: |
| * @vctxt: the WXS validation context |
| * |
| * Just a temporary workaround to simulate streaming validation |
| * a bit. |
| */ |
| static int |
| xmlSchemaEndElement(xmlSchemaValidCtxtPtr vctxt) |
| { |
| if (vctxt->depth < 0) { |
| /* TODO: raise error? */ |
| vctxt->depth--; |
| return (0); |
| } |
| /* |
| * Evaluate the history of changes of active state objects. |
| */ |
| if (xmlSchemaXPathProcessHistory(vctxt, vctxt->depth) == -1) |
| return (-1); |
| |
| if (vctxt->nodeInfo->value != NULL) { |
| xmlSchemaFreeValue(vctxt->nodeInfo->value); |
| vctxt->nodeInfo->value = NULL; |
| } |
| /* |
| * 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. |
| */ |
| xmlSchemaCheckCVCIDCKeyRef(vctxt); |
| |
| /* |
| * Merge/free the IDC table. |
| */ |
| if (vctxt->nodeInfo->idcTable != NULL) { |
| #ifdef DEBUG_IDC |
| xmlSchemaDebugDumpIDCTable(stdout, |
| vctxt->nodeInfo->namespaceName, |
| vctxt->nodeInfo->localName, |
| vctxt->nodeInfo->idcTable); |
| #endif |
| if (vctxt->depth > 0) { |
| /* |
| * Merge the IDC node table with the table of the parent node. |
| */ |
| xmlSchemaBubbleIDCNodeTables(vctxt); |
| } |
| /* |
| * TODO: Don't free the PSVI IDC tables if they are |
| * requested for the PSVI. |
| */ |
| xmlSchemaIDCFreeIDCTable(vctxt->nodeInfo->idcTable); |
| vctxt->nodeInfo->idcTable = NULL; |
| } |
| |
| /* |
| * Cleanup IDC matchers. |
| */ |
| if (vctxt->nodeInfo->idcMatchers != NULL) { |
| xmlSchemaIDCFreeMatcherList(vctxt->nodeInfo->idcMatchers); |
| vctxt->nodeInfo->idcMatchers = NULL; |
| } |
| |
| /* |
| * Skip further processing if we are on the validation root. |
| */ |
| if (vctxt->depth == 0) { |
| vctxt->depth--; |
| 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--; |
| /* |
| * Clear the current elemInfo. |
| */ |
| if (vctxt->nodeInfo->value != NULL) { |
| xmlSchemaFreeValue(vctxt->nodeInfo->value); |
| vctxt->nodeInfo->value = NULL; |
| } |
| vctxt->nodeInfo = vctxt->elemInfos[vctxt->depth]; |
| vctxt->node = vctxt->nodeInfo->node; |
| |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidateElementByDeclaration: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Validate the content of an element type. |
| * Validation Rule: Element Locally Valid (Element) |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| static int |
| xmlSchemaValidateElementByDeclaration(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaElementPtr elemDecl) |
| { |
| xmlNodePtr elem; |
| int ret = 0; |
| xmlSchemaTypePtr actualType = NULL, localType = NULL, type; |
| xmlAttrPtr attr; |
| xmlChar *attrValue; |
| int nilled = 0, elemHasContent = -1; |
| |
| /* |
| * This one is called by xmlSchemaValidateElementByWildcardInternal, |
| * xmlSchemaValidateElementByAnyType and xmlSchemaValidateElement. |
| * Note that @elemDecl will be the declaration and never the |
| * reference to a declaration. |
| */ |
| |
| if (ctxt == NULL) { |
| xmlSchemaVErr(ctxt, NULL, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "bad arguments.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| |
| elem = ctxt->node; |
| |
| /* |
| * cvc-elt (3.3.4) : 1 |
| */ |
| if (elemDecl == NULL) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_1, |
| elem, NULL, |
| "No matching declaration available", NULL); |
| /* |
| * Evaluate IDCs even if an error occured. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt, XML_ELEMENT_NODE) == -1) |
| return (-1); |
| return (ctxt->err); |
| } |
| /* |
| * cvc-elt (3.3.4) : 2 |
| */ |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_ABSTRACT) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_2, |
| elem, NULL, |
| "The element declaration is abstract", NULL); |
| /* |
| * Evaluate IDCs even if an error occured. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt, XML_ELEMENT_NODE) == -1) |
| return (-1); |
| return (ctxt->err); |
| } |
| |
| /* |
| * cvc-elt (3.3.4) : 3 |
| * Handle 'xsi:nil'. |
| */ |
| |
| attr = xmlHasNsProp(elem, BAD_CAST "nil", xmlSchemaInstanceNs); |
| if (attr != NULL) { |
| attrValue = xmlNodeGetContent((xmlNodePtr) attr); |
| ctxt->node = (xmlNodePtr) attr; |
| ctxt->cur = attr->children; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_BOOLEAN), |
| BAD_CAST attrValue, 1, 1, 1, 1); |
| ctxt->node = elem; |
| ctxt->type = (xmlSchemaTypePtr) elemDecl; |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| (xmlNodePtr) attr, (xmlSchemaTypePtr) elemDecl, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "validating the attribute 'xsi:nil'", NULL); |
| if (attrValue != NULL) |
| xmlFree(attrValue); |
| return (-1); |
| } |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_NILLABLE) == 0) { |
| /* |
| * cvc-elt (3.3.4) : 3.1 |
| */ |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_3_1, |
| elem, NULL, |
| "The element is not 'nillable'", NULL); |
| } else { |
| if (xmlStrEqual(BAD_CAST attrValue, BAD_CAST "true") || |
| xmlStrEqual(BAD_CAST attrValue, BAD_CAST "1")) { |
| ret = 0; |
| /* |
| * cvc-elt (3.3.4) : 3.2.1 |
| */ |
| elemHasContent = xmlSchemaHasElemOrCharContent(elem); |
| if (elemHasContent == 1) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_3_2_1, |
| /* XML_SCHEMAS_ERR_NOTEMPTY, */ |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "The 'nilled' element must have no character or " |
| "element content", NULL); |
| ret = XML_SCHEMAV_CVC_ELT_3_2_1; |
| } |
| /* |
| * cvc-elt (3.3.4) : 3.2.2 |
| */ |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_FIXED) && |
| (elemDecl->value != NULL)) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAV_CVC_ELT_3_2_2, |
| /* XML_SCHEMAS_ERR_HAVEDEFAULT, */ |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "There is a fixed value constraint defined for " |
| "the 'nilled' element", NULL); |
| ret = XML_SCHEMAV_CVC_ELT_3_2_2; |
| } |
| if (ret == 0) |
| nilled = 1; |
| } |
| } |
| if (attrValue != NULL) |
| xmlFree(attrValue); |
| } |
| |
| type = elemDecl->subtypes; |
| actualType = type; |
| |
| /* |
| * cvc-elt (3.3.4) : 4 |
| * Handle 'xsi:type'. |
| */ |
| |
| attr = xmlHasNsProp(elem, BAD_CAST "type", xmlSchemaInstanceNs); |
| if (attr != NULL) { |
| xmlChar *nsName = NULL, *local = NULL; |
| |
| /* |
| * TODO: We should report a *warning* that the type was overriden |
| * by the instance. |
| */ |
| |
| /* |
| * cvc-elt (3.3.4) : 4.1 |
| */ |
| attrValue = xmlNodeGetContent((xmlNodePtr) attr); |
| ret = xmlSchemaValQNameAcquire(attrValue, attr->parent, |
| &nsName, &local); |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| (xmlNodePtr) attr, (xmlSchemaTypePtr) elemDecl, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "validating the attribute 'xsi:type'", NULL);; |
| FREE_AND_NULL(attrValue) |
| FREE_AND_NULL(nsName) |
| FREE_AND_NULL(local) |
| return (-1); |
| } else if (ret == 1) { |
| xmlSchemaVSimpleTypeErr(ctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1, |
| (xmlNodePtr) attr, attrValue, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME)); |
| } else if (ret == 2) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_1, |
| (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "The QName value '%s' has no " |
| "corresponding namespace declaration in scope", |
| attrValue); |
| } else { |
| /* |
| * cvc-elt (3.3.4) : 4.2 |
| */ |
| localType = xmlSchemaGetType(ctxt->schema, local, nsName); |
| if (localType == NULL) { |
| xmlChar *strA = NULL; |
| |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_4_2, |
| (xmlNodePtr) attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_QNAME), |
| "The value '%s' of the xsi:type attribute does not " |
| "resolve to a type definition", |
| xmlSchemaFormatQName(&strA, nsName, local)); |
| FREE_AND_NULL(strA); |
| } else { |
| 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) || |
| (type->flags & XML_SCHEMAS_TYPE_BLOCK_EXTENSION)) |
| set |= XML_SCHEMAS_TYPE_BLOCK_EXTENSION; |
| |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_BLOCK_RESTRICTION) || |
| (type->flags & XML_SCHEMAS_TYPE_BLOCK_RESTRICTION)) |
| set |= XML_SCHEMAS_TYPE_BLOCK_RESTRICTION; |
| |
| if (! xmlSchemaCheckCOSDerivedOK(ctxt->schema, localType, |
| type, set)) { |
| xmlChar *strA = NULL, *strB = NULL; |
| |
| xmlSchemaVCustomErrExt(ctxt, |
| /* TODO: Error code */ |
| XML_SCHEMAV_CVC_ELT_4_2, elem, localType, |
| "The xsi:type definition '%s' is not validly derived from " |
| "the type definition '%s'", |
| xmlSchemaFormatQName(&strA, |
| localType->targetNamespace, |
| localType->name), |
| xmlSchemaFormatQName(&strB, |
| elemDecl->subtypes->targetNamespace, |
| elemDecl->subtypes->name), NULL); |
| FREE_AND_NULL(strA) |
| FREE_AND_NULL(strB) |
| } |
| } |
| } |
| FREE_AND_NULL(attrValue) |
| FREE_AND_NULL(nsName) |
| FREE_AND_NULL(local) |
| } |
| /* TODO: Change the handling of missing types according to |
| * the spec. |
| */ |
| if (localType != NULL) |
| actualType = localType; |
| if (actualType == NULL) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_TYPE_1, |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "The type definition is absent", NULL); |
| /* |
| * Evaluate IDCs even if an error occured. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt, XML_ELEMENT_NODE) == -1) |
| return (-1); |
| return (XML_SCHEMAV_CVC_TYPE_1); |
| } |
| |
| /* |
| * Remember the actual-type definition. |
| */ |
| ctxt->nodeInfo->typeDef = actualType; |
| |
| /* |
| * TODO: Since this should be already checked by the content model automaton, |
| * and we want to get rid of the XML_SCHEMAS_ERR... types, the error code |
| * has been changed to XML_SCHEMAV_INTERNAL. |
| */ |
| /* |
| if (child == NULL) { |
| if (decl->minOccurs > 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| XML_SCHEMAS_ERR_MISSING, |
| "Element %s: missing child %s\n", |
| node->name, decl->name); |
| } |
| return (ctxt->err); |
| } |
| */ |
| /* |
| * Verify the element matches |
| * TODO, FIXME: Can this still happen here? Isn't this already checked |
| * by the content model automaton? |
| if (!xmlStrEqual(child->name, decl->name)) { |
| xmlSchemaVErr3(ctxt, node, XML_SCHEMAV_INTERNAL, |
| XML_SCHEMAS_ERR_WRONGELEM, |
| "Element %s: missing child %s found %s\n", |
| node->name, decl->name, child->name); |
| return (ctxt->err); |
| } |
| */ |
| if (elemHasContent == -1) |
| elemHasContent = xmlSchemaHasElemOrCharContent(elem); |
| |
| /* |
| * IDC: Register identity-constraint XPath matchers. |
| */ |
| if (elemDecl->idcs != NULL) |
| xmlSchemaIDCRegisterMatchers(ctxt, elemDecl); |
| /* |
| * Evaluate IDCs. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt, XML_ELEMENT_NODE) == -1) |
| return (-1); |
| /* |
| * 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 ((elemHasContent == 0) && (nilled == 0) && (elemDecl->value != NULL)) { |
| /* |
| * 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. |
| */ |
| ret = 0; |
| if (actualType != elemDecl->subtypes) { |
| xmlSchemaCreatePCtxtOnVCtxt(ctxt); |
| ret = xmlSchemaCheckCOSValidDefault(ctxt->pctxt, ctxt, actualType, |
| elemDecl->value, NULL); |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| elem, actualType, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "validating a default value", NULL); |
| return (-1); |
| } |
| } |
| /* |
| * 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). |
| */ |
| /* |
| * Disable validation of the simple content, if it was already |
| * done above. |
| */ |
| if (ret == 0) { |
| if (actualType != elemDecl->subtypes) |
| ret = xmlSchemaValidateElementByType(ctxt, actualType, 0, 0); |
| else |
| ret = xmlSchemaValidateElementByType(ctxt, actualType, 0, 1); |
| ctxt->node = elem; |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| elem, actualType, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "validating against the type", NULL); |
| return (-1); |
| } |
| /* |
| * PSVI: Create a text node on the instance element. |
| */ |
| if (ctxt->options & XML_SCHEMA_VAL_VC_I_CREATE) { |
| xmlNodePtr textChild; |
| |
| textChild = xmlNewText(elemDecl->value); |
| if (textChild == NULL) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| elem, actualType, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "could not create a default text node for the instance", |
| NULL); |
| } else |
| xmlAddChild(elem, textChild); |
| } |
| } |
| |
| } else { |
| /* |
| * 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). |
| */ |
| ret = xmlSchemaValidateElementByType(ctxt, actualType, nilled, 1); |
| /* |
| * Consume the computed value for IDCs, ect. Note that default |
| * values are not supported yet. |
| */ |
| if (ctxt->value != NULL) { |
| ctxt->nodeInfo->value = ctxt->value; |
| ctxt->value = NULL; |
| } |
| ctxt->node = elem; |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| elem, actualType, |
| "Internal error: xmlSchemaValidateElementByDeclaration, " |
| "calling validation by type", NULL); |
| return (-1); |
| } |
| /* |
| * 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 ((elemDecl->flags & XML_SCHEMAS_ELEM_FIXED) && (nilled == 0)) { |
| /* |
| * 5.2.2.1 The element information item must have no element |
| * information item [children]. |
| * |
| * TODO REDUNDANT: If the actual type exists, the above call to |
| * xmlSchemaValidateElementByType will already check for element |
| * nodes. |
| */ |
| if (xmlSchemaHasElemContent(elem)) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_5_2_2_1, |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "Elements in the content are not allowed if it is " |
| "constrained by a fixed value", NULL); |
| } else { |
| /* |
| * 5.2.2.2 The appropriate case among the following must |
| * be true: |
| */ |
| |
| if (actualType->contentType == XML_SCHEMA_CONTENT_MIXED) { |
| xmlChar *value; |
| /* |
| * 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. |
| */ |
| value = xmlNodeListGetString(elem->doc, elem->children, 1); |
| if (! xmlStrEqual(BAD_CAST value, elemDecl->value)) { |
| /* |
| * TODO: Report invalid & expected values as well. |
| * TODO: Implement the canonical stuff. |
| */ |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_5_2_2_2_1, |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "The value does not match the cononical " |
| "lexical representation of the fixed constraint", |
| NULL); |
| } |
| if (value != NULL) |
| xmlFree(value); |
| } else if ((actualType->contentType == |
| XML_SCHEMA_CONTENT_SIMPLE) || |
| (actualType->contentType == XML_SCHEMA_CONTENT_BASIC)) { |
| xmlChar *value; |
| |
| /* |
| * 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. |
| */ |
| /* |
| * TODO: *actual value* is the normalized value, impl. this. |
| * TODO: Report invalid & expected values as well. |
| * TODO: Implement the canonical stuff. |
| * |
| */ |
| value = xmlNodeListGetString(elem->doc, elem->children, 1); |
| if (! xmlStrEqual(BAD_CAST value, elemDecl->value)) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_5_2_2_2_2, |
| elem, (xmlSchemaTypePtr) elemDecl, |
| "The normalized value does not match the canonical " |
| "lexical representation of the fixed constraint", |
| NULL); |
| } |
| if (value != NULL) |
| xmlFree(value); |
| |
| } |
| /* |
| * TODO: What if the content type is not 'mixed' or simple? |
| */ |
| |
| } |
| |
| } |
| } |
| /* |
| * 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 (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateElementByWildcardInternal: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Represents the recursive portion of xmlSchemaValidateElementByWildcard. |
| * Not intended to be used by other functions. |
| * |
| * Returns 0 if the element is valid, a positive error code |
| * number otherwise and -1 in case of an internal error. |
| */ |
| static int |
| xmlSchemaValidateElementByWildcardInternal(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaWildcardPtr wild, |
| xmlNodePtr node) |
| { |
| const xmlChar *uri; |
| int ret = 0; |
| xmlNodePtr child; |
| |
| if (ctxt->xsiAssemble) { |
| ret = xmlSchemaAssembleByXSIElem(ctxt, ctxt->node); |
| if (ret == -1) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| ctxt->node, NULL, |
| "Internal error: xmlSchemaValidateElement, " |
| "assembling schema by xsi", NULL); |
| return (-1); |
| } |
| /* |
| * NOTE: We won't react on schema parser errors here. |
| * TODO: But a warning would be nice. |
| */ |
| } |
| if (wild->processContents != XML_SCHEMAS_ANY_SKIP) { |
| xmlSchemaElementPtr decl = NULL; |
| |
| if (node->ns != NULL) |
| decl = xmlHashLookup3(ctxt->schema->elemDecl, |
| node->name, node->ns->href, NULL); |
| else |
| decl = xmlHashLookup3(ctxt->schema->elemDecl, node->name, |
| NULL, NULL); |
| if (decl != NULL) { |
| ctxt->node = node; |
| ret = xmlSchemaValidateElementByDeclaration(ctxt, decl); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateAnyInternal, " |
| "validating an element in the context of a wildcard.", |
| NULL, NULL); |
| } |
| return (ret); |
| } else if (wild->processContents == XML_SCHEMAS_ANY_STRICT) { |
| /* TODO: Change to proper error code. */ |
| xmlSchemaVWildcardErr(ctxt, XML_SCHEMAV_CVC_ELT_1, |
| node, wild, "No matching global declaration available"); |
| /* |
| * Evaluate IDCs even if a validation error occured. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt,XML_ELEMENT_NODE) == -1) |
| return(-1); |
| |
| return (ctxt->err); |
| } |
| /* |
| * Evaluate IDCs; we need to know if an IDC field resolves to |
| * such a node. This node has no type definition and will |
| * definitely result in an IDC validation error if an IDC field |
| * resolves. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt, XML_ELEMENT_NODE) == -1) |
| return(-1); |
| } |
| if (node->children != NULL) { |
| child = node->children; |
| do { |
| if (child->type == XML_ELEMENT_NODE) { |
| if (child->ns != NULL) |
| uri = child->ns->href; |
| else |
| uri = NULL; |
| if (xmlSchemaMatchesWildcardNs(wild, uri) == 0) { |
| /* TODO: error code. */ |
| xmlSchemaVWildcardErr(ctxt, XML_SCHEMAV_ELEMENT_CONTENT, |
| child, wild, |
| "The namespace of the element is not allowed"); |
| return (ctxt->err); |
| } |
| |
| ctxt->node = child; |
| xmlSchemaBeginElement(ctxt); |
| |
| /* |
| * Recurse over the children. |
| */ |
| ret = xmlSchemaValidateElementByWildcardInternal(ctxt, |
| wild, child); |
| if (ret == -1) |
| return (-1); |
| |
| if (xmlSchemaEndElement(ctxt) == -1) |
| return (-1); |
| |
| if (ret != 0) |
| return (ret); |
| } |
| child = child->next; |
| } while (child != NULL); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidateElementContByWildcard: |
| * @ctxt: a schema validation context |
| * |
| * Returns 0 if the element is valid, a positive error code |
| * number otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaValidateElementByWildcard(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaWildcardPtr wild) |
| { |
| |
| if ((wild == NULL) || (wild->type != XML_SCHEMA_TYPE_ANY) || |
| (ctxt->node == NULL)) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, ctxt->node, NULL, |
| "Internal error: xmlSchemaValidateElementByWildcard, " |
| "bad arguments", NULL); |
| return (-1); |
| } |
| if (wild->negNsSet != NULL) { |
| /* |
| * Workaround for negated namespaces. |
| */ |
| if (ctxt->node->ns != NULL) { |
| if (xmlSchemaMatchesWildcardNs(wild, ctxt->node->ns->href) == 0) { |
| ctxt->flags |= XML_SCHEMA_VALID_INVALID_NEG_WILDCARD; |
| return (XML_SCHEMAV_ELEMENT_CONTENT); |
| } |
| } else if (xmlSchemaMatchesWildcardNs(wild, NULL) == 0) { |
| ctxt->flags |= XML_SCHEMA_VALID_INVALID_NEG_WILDCARD; |
| return (XML_SCHEMAV_ELEMENT_CONTENT); |
| } |
| } |
| return(xmlSchemaValidateElementByWildcardInternal(ctxt, |
| wild, ctxt->node)); |
| } |
| |
| /** |
| * xmlSchemaValidateElementByAnyType: |
| * @ctxt: a schema validation context |
| * @node: the current element |
| * |
| * This one validates the content of an element of the type |
| * 'anyType'. The process contents of the wildcard of 'anyType' is "lax", |
| * thus elements in the subtree will be validated, if a corresponding |
| * declaration in the schema exists. |
| * |
| * Returns 0 if the element and its subtree is valid, a positive error code |
| * otherwise and -1 in case of an internal or API error. |
| */ |
| static int |
| xmlSchemaValidateElementByAnyType(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type) |
| { |
| xmlSchemaTypePtr oldtype; |
| xmlNodePtr top, cur; |
| xmlSchemaElementPtr decl; |
| int skipContent, ret, insub = 0; |
| |
| if ((type == NULL) || (ctxt->node == NULL)) |
| return (-1); |
| |
| if (ctxt->node->children == NULL) |
| return (0); |
| |
| oldtype = ctxt->type; |
| top = ctxt->node; |
| /* |
| * STREAM: Child nodes are processed. |
| */ |
| cur = ctxt->node->children; |
| while (cur != NULL) { |
| skipContent = 0; |
| if (cur->type == XML_ELEMENT_NODE) { |
| /* |
| * The process contents of the wildcard is "lax", thus |
| * we need to validate the element if a declaration |
| * exists. |
| */ |
| if (cur->ns != NULL) |
| decl = xmlHashLookup3(ctxt->schema->elemDecl, |
| cur->name, cur->ns->href, NULL); |
| else |
| decl = xmlHashLookup3(ctxt->schema->elemDecl, cur->name, NULL, NULL); |
| ctxt->node = cur; |
| |
| if (insub) { |
| /* |
| * BEGIN element. |
| */ |
| xmlSchemaBeginElement(ctxt); |
| } else |
| insub = 1; |
| |
| if (decl != NULL) { |
| ret = xmlSchemaValidateElementByDeclaration(ctxt, decl); |
| ctxt->node = top; |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, cur, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateAnyTypeContent, " |
| "validating an element in the context of a wildcard.", |
| NULL, NULL); |
| return (ret); |
| } else if (ret > 0) |
| return (ret); |
| skipContent = 1; |
| } else { |
| /* |
| * IDCs. |
| */ |
| if (xmlSchemaXPathEvaluate(ctxt,XML_ELEMENT_NODE) == -1) |
| return(-1); |
| } |
| } |
| /* |
| * Browse the full subtree, deep first. |
| */ |
| if ((skipContent == 0) && (cur->children != NULL)) { |
| /* deep first */ |
| cur = cur->children; |
| } else if ((cur != top) && (cur->next != NULL)) { |
| /* then siblings */ |
| cur = cur->next; |
| } else if (cur != top) { |
| /* go up to parents->next if needed */ |
| while (cur != top) { |
| if (cur->type == XML_ELEMENT_NODE) { |
| /* |
| * END element. |
| */ |
| xmlSchemaEndElement(ctxt); |
| } |
| if (cur->parent != NULL) |
| cur = cur->parent; |
| if ((cur != top) && (cur->next != NULL)) { |
| cur = cur->next; |
| break; |
| } |
| if (cur->parent == NULL) { |
| cur = NULL; |
| break; |
| } |
| } |
| /* exit condition */ |
| if (cur == top) |
| cur = NULL; |
| } else |
| break; |
| } |
| ctxt->type = oldtype; |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidateElementByComplexType: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Validate the content of an element expected to be a complex type type |
| * xmlschema-1.html#cvc-complex-type |
| * Validation Rule: Element Locally Valid (Complex Type) |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| * Note on reported errors: Although it might be nice to report |
| * the name of the simple/complex type, used to validate the content |
| * of a node, it is quite unnecessary: for global defined types |
| * the local name of the element is equal to the NCName of the type, |
| * for local defined types it makes no sense to output the internal |
| * computed name of the type. TODO: Instead, one should attach the |
| * struct of the type involved to the error handler - this allows |
| * the report of any additional information by the user. |
| */ |
| static int |
| xmlSchemaValidateElementByComplexType(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| int valSimpleContent) |
| { |
| xmlSchemaTypePtr oldtype; |
| xmlNodePtr elem, child; |
| int ret = 0; |
| const xmlChar *nsUri; |
| xmlSchemaAttrStatePtr attrs = NULL, attrTop = NULL; |
| |
| if ((ctxt == NULL) || (type->type != XML_SCHEMA_TYPE_COMPLEX)) |
| return (-1); |
| |
| oldtype = ctxt->type; |
| ctxt->type = type; |
| elem = ctxt->node; |
| |
| /* |
| * Verify the attributes |
| */ |
| /* |
| * TODO: This "attrTop" thing is not needed any more. |
| */ |
| /* NOTE: removed, since a check for abstract is |
| * done in the cvc-type constraint. |
| * |
| * |
| * if (type->flags & XML_SCHEMAS_TYPE_ABSTRACT) { |
| * xmlSchemaVComplexTypeErr(ctxt, |
| * XML_SCHEMAV_CVC_COMPLEX_TYPE_1, |
| * elem, type, |
| * "The type definition is abstract"); |
| * return (XML_SCHEMAV_CVC_COMPLEX_TYPE_1); |
| *} |
| */ |
| |
| attrs = ctxt->attr; |
| attrTop = ctxt->attrTop; |
| /* |
| * STREAM: Attribute nodes are processed. |
| */ |
| xmlSchemaRegisterAttributes(ctxt, elem->properties); |
| xmlSchemaValidateAttributes(ctxt, elem, type); |
| if (ctxt->attr != NULL) |
| xmlSchemaFreeAttributeStates(ctxt->attr); |
| ctxt->attr = attrs; |
| ctxt->attrTop = attrTop; |
| |
| /* |
| * TODO: This one creates a regexp even if no content |
| * model was defined. Somehow ->contModel is always not NULL |
| * for complex types, even if they are empty. |
| * TODO: Check if the obove still occurs. |
| */ |
| switch (type->contentType) { |
| case XML_SCHEMA_CONTENT_EMPTY: { |
| /* |
| * 1 If the {content type} is empty, then the element information |
| * item has no character or element information item [children]. |
| */ |
| /* |
| * TODO: Is the entity stuff correct? |
| */ |
| if (xmlSchemaHasElemOrCharContent(elem) == 1) { |
| xmlSchemaVComplexTypeErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_2_1, |
| elem, type, |
| "Character or element content is not allowed, " |
| "because the content type is empty"); |
| } |
| break; |
| } |
| case XML_SCHEMA_CONTENT_MIXED: |
| /* |
| * Some speedups for anyType or types derived directly from it. |
| */ |
| if (IS_ANYTYPE(type)) { |
| /* |
| * Corresponds to <element name="foo" [type="xsd:anyType"]/>. |
| */ |
| ret = xmlSchemaValidateElementByAnyType(ctxt, type); |
| /* TODO: Handle -1. */ |
| break; |
| } |
| if (IS_ANYTYPE(type->baseType) && |
| (type->flags & XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION) && |
| (type->subtypes == type->baseType->subtypes)) { |
| /* |
| * Corresponds to an <extension> of anyType. |
| */ |
| ret = xmlSchemaValidateElementByAnyType(ctxt, type->baseType); |
| /* TODO: Handle -1. */ |
| break; |
| } |
| /* No break on purpose. */ |
| case XML_SCHEMA_CONTENT_ELEMENTS: { |
| xmlRegExecCtxtPtr oldregexp = NULL; |
| xmlChar *values[10]; |
| int terminal, nbval = 10, nbneg; |
| /* |
| * 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). |
| */ |
| /* |
| * Content model check initialization. |
| */ |
| if (type->contModel != NULL) { |
| oldregexp = ctxt->regexp; |
| ctxt->regexp = xmlRegNewExecCtxt(type->contModel, |
| (xmlRegExecCallbacks) |
| xmlSchemaValidateCallback, ctxt); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, "====> %s\n", elem->name); |
| #endif |
| } |
| /* |
| * STREAM: Children are processed. |
| */ |
| child = elem->children; |
| while (child != NULL) { |
| if (child->type == XML_ELEMENT_NODE) { |
| if (child->ns != NULL) |
| nsUri = child->ns->href; |
| else |
| nsUri = NULL; |
| ret = xmlRegExecPushString2(ctxt->regexp, |
| child->name, nsUri, child); |
| if (ctxt->err == XML_SCHEMAV_INTERNAL) |
| return (-1); |
| if (ctxt->flags & XML_SCHEMA_VALID_INVALID_NEG_WILDCARD) { |
| ctxt->flags ^= XML_SCHEMA_VALID_INVALID_NEG_WILDCARD; |
| ret = -1; |
| } |
| /* |
| * URGENT TODO: Could we anchor an error report |
| * here to notify of invalid elements? |
| * TODO: Perhaps it would be better to report |
| * only the first erroneous element and then break. |
| */ |
| #ifdef DEBUG_AUTOMATA |
| if (ret < 0) |
| xmlGenericError(xmlGenericErrorContext, |
| " --> %s Error\n", child->name); |
| else |
| xmlGenericError(xmlGenericErrorContext, |
| " --> %s\n", child->name); |
| #endif |
| if (ret < 0) { |
| xmlRegExecErrInfo(ctxt->regexp, NULL, &nbval, &nbneg, |
| &values[0], &terminal); |
| xmlSchemaVComplexTypeElemErr(ctxt, |
| XML_SCHEMAV_ELEMENT_CONTENT, |
| child, NULL/* type */, |
| "This element is not expected", |
| nbval, nbneg, values); |
| ret = 1; |
| /* |
| * Note that this will skip further validation of the |
| * content. |
| */ |
| break; |
| } |
| } else if ((type->contentType == XML_SCHEMA_CONTENT_ELEMENTS) && |
| /* |
| * TODO: Ask Daniel if this are all character nodes. |
| */ |
| (((child->type == XML_TEXT_NODE) && (!IS_BLANK_NODE(child))) || |
| (child->type == XML_ENTITY_NODE) || |
| (child->type == XML_ENTITY_REF_NODE) || |
| (child->type == XML_CDATA_SECTION_NODE))) { |
| /* |
| * 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)]. |
| */ |
| xmlSchemaVComplexTypeErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_2_3, |
| elem, type, |
| "Character content is not allowed, " |
| "because the content type is element-only"); |
| ret = 1; |
| break; |
| } |
| child = child->next; |
| } |
| /* |
| * Content model check finalization. |
| */ |
| if (type->contModel != NULL) { |
| if (ret == 0) { |
| xmlRegExecNextValues(ctxt->regexp, &nbval, &nbneg, |
| &values[0], &terminal); |
| /* |
| * If a next value still exists, It does not have to |
| * mean that there's an element missing, since it |
| * might be an optional element. So double check it. |
| */ |
| ret = xmlRegExecPushString(ctxt->regexp, |
| NULL, NULL); |
| if (ret <= 0) { |
| ret = 1; |
| xmlSchemaVComplexTypeElemErr(ctxt, |
| XML_SCHEMAV_ELEMENT_CONTENT, |
| elem, type, "Missing child element(s)", |
| nbval, nbneg, values); |
| } else |
| ret = 0; |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "====> %s : %d\n", elem->name, ret); |
| #endif |
| #ifdef DEBUG_CONTENT |
| if (ret == 0) |
| xmlGenericError(xmlGenericErrorContext, |
| "Element %s content check succeeded\n", |
| elem->name); |
| #endif |
| } |
| xmlRegFreeExecCtxt(ctxt->regexp); |
| ctxt->regexp = oldregexp; |
| } |
| } |
| break; |
| case XML_SCHEMA_CONTENT_SIMPLE: |
| case XML_SCHEMA_CONTENT_BASIC: |
| /* |
| * If the simple content was already validated |
| * (e.g. a default value), the content need not |
| * to be validated again. |
| */ |
| if (valSimpleContent == 1) { |
| xmlChar *value = NULL; |
| /* |
| * We hit a complexType with a simpleContent resolving |
| * to a user derived or built-in simple type. |
| */ |
| /* |
| * 2.2 If the {content type} is a simple type definition, |
| * then the element information item has no element |
| * information item [children], and 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). |
| */ |
| /* |
| * STREAM: Children are processed. |
| */ |
| child = elem->children; |
| while (child != NULL) { |
| /* |
| * TODO: Could the entity stuff produce elements |
| * as well? |
| */ |
| if (child->type == XML_ELEMENT_NODE) { |
| xmlSchemaVComplexTypeErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2, |
| elem, type, |
| "Element content is not allowed, because " |
| "the content type is a simple type"); |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| break; |
| } |
| child = child->next; |
| } |
| ctxt->node = elem; |
| ctxt->cur = elem->children; |
| if (ret != 0) { |
| FREE_AND_NULL(value) |
| break; |
| } |
| /* |
| * Validate the character content against a simple type. |
| */ |
| if (elem->children == NULL) |
| value = NULL; |
| else |
| value = xmlNodeGetContent(elem); |
| /* |
| * NOTE: This call won't check the correct types of the |
| * content nodes, since this should be done here. |
| */ |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, |
| type->contentTypeDef, value, 1, 1, 1, 0); |
| if (ret > 0) { |
| /* |
| * NOTE: Although an error will be reported by |
| * xmlSchemaValidateSimpleTypeValue, the spec wants |
| * a specific complex type error to be reported |
| * additionally. |
| */ |
| xmlSchemaVComplexTypeErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2, |
| elem, type, |
| "The character content is not valid"); |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| } else if (ret < 0) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateComplexType, " |
| "Element '%s': Error while validating character " |
| "content against complex type '%s'.\n", |
| elem->name, type->name); |
| if (value != NULL) |
| xmlFree(value); |
| ctxt->type = oldtype; |
| return (-1); |
| } |
| if (value != NULL) |
| xmlFree(value); |
| |
| } |
| break; |
| default: |
| TODO xmlGenericError(xmlGenericErrorContext, |
| "unimplemented content type %d\n", |
| type->contentType); |
| } |
| ctxt->type = oldtype; |
| return (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateElementByType: |
| * @ctxt: a schema validation context |
| * @elem: an element |
| * @type: the list of type declarations |
| * |
| * Validation Rule: Element Locally Valid (Type). |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| static int |
| xmlSchemaValidateElementByType(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaTypePtr type, |
| int isNil, |
| int valSimpleContent) |
| { |
| int ret; |
| |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAV_INTERNAL, NULL, NULL, |
| "Internal error: xmlSchemaValidateElementByType, " |
| "bad arguments", NULL); |
| return (-1); |
| } |
| /* |
| * This one is called by "xmlSchemaValidateElementByDeclaration". |
| * It will forward to the proper validation |
| * procedures for the given type. |
| */ |
| if (type == NULL) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_TYPE_1, |
| ctxt->node, NULL, |
| "The type definition is absent", NULL); |
| return (XML_SCHEMAV_CVC_TYPE_1); |
| } |
| |
| if (type->flags & XML_SCHEMAS_TYPE_ABSTRACT) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_TYPE_2, |
| ctxt->node, type, |
| "The type definition is abstract", NULL); |
| return (XML_SCHEMAV_CVC_TYPE_2); |
| } |
| |
| switch (type->type) { |
| case XML_SCHEMA_TYPE_COMPLEX: |
| ret = xmlSchemaValidateElementByComplexType(ctxt, type, |
| valSimpleContent); |
| break; |
| case XML_SCHEMA_TYPE_SIMPLE: |
| ret = xmlSchemaValidateElementBySimpleType(ctxt, type, |
| isNil, valSimpleContent); |
| break; |
| case XML_SCHEMA_TYPE_BASIC: |
| if (type->builtInType == XML_SCHEMAS_ANYTYPE) |
| ret = xmlSchemaValidateElementByAnyType(ctxt, type); |
| else |
| ret = xmlSchemaValidateElementBySimpleType(ctxt, type, |
| isNil, valSimpleContent); |
| break; |
| default: |
| ret = -1; |
| break; |
| } |
| if (ret == -1) |
| return (-1); |
| else |
| return (ret); |
| } |
| |
| static int |
| xmlSchemaPostCreateVal(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaTypePtr type, |
| const xmlChar *value, |
| xmlSchemaValPtr *val) |
| { |
| xmlSchemaTypePtr prim; |
| |
| if (val == NULL) { |
| xmlSchemaVErr(vctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaPostCreateVal, " |
| "bad arguments", NULL, NULL); |
| return (-1); |
| } |
| /* |
| * Only string or anySimpleType values are expected to be post-created. |
| */ |
| prim = xmlSchemaGetPrimitiveType(type); |
| if ((prim->builtInType == XML_SCHEMAS_STRING) || |
| (prim->builtInType == XML_SCHEMAS_ANYSIMPLETYPE)) |
| { |
| if (value == NULL) |
| /* TODO: Can this happen at all? */ |
| *val = xmlSchemaNewStringValue(XML_SCHEMAS_STRING, |
| xmlStrdup(BAD_CAST "")); |
| else |
| *val = xmlSchemaNewStringValue(XML_SCHEMAS_STRING, value); |
| if ((*val) == NULL) { |
| xmlSchemaVErr(vctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaPostCreateVal, " |
| "failed to create the value", NULL, NULL); |
| return (-1); |
| } |
| return (0); |
| } |
| xmlSchemaVErr(vctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaPostCreateVal, " |
| "the given type is not supported", NULL, NULL); |
| return (-1); |
| } |
| |
| static int |
| xmlSchemaCheckAttrLocallyValid(xmlSchemaValidCtxtPtr vctxt, |
| xmlSchemaAttrStatePtr state) |
| { |
| xmlChar *value; |
| const xmlChar *defValue; |
| xmlSchemaValPtr defVal; |
| int fixed; |
| int ret; |
| |
| if (vctxt->attrInfo->typeDef == NULL) { |
| state->state = XML_SCHEMAS_ATTR_TYPE_NOT_RESOLVED; |
| return (XML_SCHEMAS_ATTR_TYPE_NOT_RESOLVED); |
| } |
| vctxt->node = vctxt->attrInfo->node; |
| vctxt->cur = vctxt->node->children; |
| /* STREAM */ |
| value = xmlNodeListGetString(vctxt->node->doc, vctxt->cur, 1); |
| |
| /* |
| * NOTE: This call also checks the content nodes for correct type. |
| */ |
| ret = xmlSchemaValidateSimpleTypeValue(vctxt, vctxt->attrInfo->typeDef, |
| value, 1, 1, 1, 1); |
| |
| /* |
| * Handle 'fixed' attributes. |
| */ |
| if (ret > 0) { |
| state->state = XML_SCHEMAS_ATTR_INVALID_VALUE; |
| /* |
| * NOTE: Fixed value constraints will be not |
| * applied if the value was invalid, because: |
| * 1. The validation process does not return a precomputed |
| * value. |
| * 2. An invalid value implies a violation of a fixed |
| * value constraint. |
| */ |
| } else if (ret == 0) { |
| state->state = XML_SCHEMAS_ATTR_CHECKED; |
| if (xmlSchemaGetEffectiveValueConstraint( |
| (xmlSchemaAttributePtr) vctxt->attrInfo->decl, |
| &fixed, &defValue, &defVal) && (fixed == 1)) { |
| |
| int ws = xmlSchemaGetWhiteSpaceFacetValue( |
| vctxt->nodeInfo->typeDef); |
| /* |
| * cvc-au : Attribute Locally Valid (Use) |
| * 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. |
| * |
| * TODO: Use somehow the *normalized* value and the *canonical* |
| * fixed value. This here compares the canonical values of both. |
| * The normalized value of, for example, a float type can differ |
| * from its canonical representation. This all means that a fixed |
| * value can only be OK, if it's present in the canonical form in |
| * the instance. |
| * NOTE: Since the value for string and anySimpleType is not always |
| * precomputed during validation, we need to do it now. |
| */ |
| if (vctxt->value == NULL) { |
| /* |
| * Post-create the value. |
| */ |
| if (xmlSchemaPostCreateVal(vctxt, vctxt->attrInfo->typeDef, |
| value, &(vctxt->value)) == -1) { |
| ret = -1; |
| goto exit; |
| } |
| value = NULL; |
| } |
| if (defVal == NULL) { |
| xmlChar *str; |
| |
| /* |
| * Post-create the default/fixed value. |
| */ |
| if (defValue == NULL) |
| str = xmlStrdup(BAD_CAST ""); |
| else |
| str = xmlStrdup(defValue); |
| if (xmlSchemaPostCreateVal(vctxt, vctxt->attrInfo->typeDef, |
| str, &defVal) == -1) { |
| ret = -1; |
| FREE_AND_NULL(str) |
| goto exit; |
| } |
| ((xmlSchemaAttributePtr) vctxt->attrInfo->decl)->defVal = defVal; |
| } |
| if (xmlSchemaCompareValuesWhtsp(vctxt->value, |
| (xmlSchemaWhitespaceValueType) ws, |
| defVal, |
| (xmlSchemaWhitespaceValueType) ws) != 0) |
| { |
| state->state = XML_SCHEMAS_ATTR_INVALID_FIXED_VALUE; |
| } |
| } |
| } |
| exit: |
| if (value != NULL) { |
| xmlFree(value); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateAttributes: |
| * @ctxt: a schema validation context |
| * @elem: an element |
| * @type: the complexType holding the attribute uses |
| * |
| * Validate the attributes of an element. |
| * |
| * 1. Existent, invalid attributes are reported in the form |
| * "prefix:localName". |
| * Reason: readability - it is easier to find the actual XML |
| * representation of the attributes QName. |
| * 2. Missing attributes are reported in the form |
| * {"URI", "localName"}. |
| * This is necessary, since the the prefix need not to be declared |
| * at all, and thus is not computable. |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| static int |
| xmlSchemaValidateAttributes(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr elem, xmlSchemaTypePtr type) |
| { |
| const xmlChar *nsURI; |
| int ret; |
| xmlAttrPtr attr; /* An attribute on the element. */ |
| const xmlChar *defValue; |
| xmlSchemaValPtr defVal; |
| int fixed; |
| xmlSchemaAttributeLinkPtr attrUse = NULL; |
| xmlSchemaAttributePtr attrDecl; |
| int found; |
| xmlSchemaAttrStatePtr curState, reqAttrStates = NULL, reqAttrStatesTop = NULL; |
| xmlSchemaAttrStatePtr defAttrStates = NULL, defAttrStatesTop = NULL; |
| xmlNodePtr oldnode; |
| #ifdef DEBUG_ATTR_VALIDATION |
| int redundant = 0; |
| #endif |
| |
| |
| /* |
| * Allow all attributes if the type is anyType. |
| */ |
| if (type == xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE)) |
| return (0); |
| |
| oldnode = ctxt->node; |
| if (type != NULL) |
| attrUse = type->attributeUses; |
| while (attrUse != NULL) { |
| found = 0; |
| attrDecl = attrUse->attr; |
| #ifdef DEBUG_ATTR_VALIDATION |
| printf("attr use - name: %s\n", xmlSchemaGetAttrName(attrDecl)); |
| printf("attr use - use: %d\n", attrDecl->occurs); |
| #endif |
| for (curState = ctxt->attr; curState != NULL; curState = curState->next) { |
| |
| if (curState->decl == attrUse->attr) { |
| #ifdef DEBUG_ATTR_VALIDATION |
| redundant = 1; |
| #endif |
| } |
| attr = curState->attr; |
| #ifdef DEBUG_ATTR_VALIDATION |
| printf("attr - name: %s\n", attr->name); |
| if (attr->ns != NULL) |
| printf("attr - ns: %s\n", attr->ns->href); |
| else |
| printf("attr - ns: none\n"); |
| #endif |
| /* TODO: Can this ever happen? */ |
| if (attr == NULL) |
| continue; |
| if (attrDecl->ref != NULL) { |
| if (!xmlStrEqual(attr->name, attrDecl->ref)) |
| continue; |
| if (attr->ns != NULL) { |
| if ((attrDecl->refNs == NULL) || |
| (!xmlStrEqual(attr->ns->href, attrDecl->refNs))) |
| continue; |
| } else if (attrDecl->refNs != NULL) { |
| continue; |
| } |
| } else { |
| if (!xmlStrEqual(attr->name, attrDecl->name)) |
| continue; |
| /* |
| * handle the namespaces checks here |
| */ |
| if (attr->ns == NULL) { |
| /* |
| * accept an unqualified attribute only if the target |
| * namespace of the declaration is absent. |
| */ |
| if (attrDecl->targetNamespace != NULL) |
| /* |
| * This check was removed, since the target namespace |
| * was evaluated during parsing and already took |
| * "attributeFormDefault" into account. |
| */ |
| /* ((attributes->flags & XML_SCHEMAS_ATTR_NSDEFAULT) == 0)) */ |
| continue; |
| } else { |
| if (attrDecl->targetNamespace == NULL) |
| continue; |
| if (!xmlStrEqual(attrDecl->targetNamespace, |
| attr->ns->href)) |
| continue; |
| } |
| } |
| #ifdef DEBUG_ATTR_VALIDATION |
| printf("found\n"); |
| #endif |
| found = 1; |
| curState->decl = attrDecl; |
| curState->state = XML_SCHEMAS_ATTR_VALIDATE_VALUE; |
| /* |
| ret = xmlSchemaCheckAttrLocallyValid(ctxt, attrDecl, curState, attr); |
| */ |
| } |
| if (!found) { |
| if (attrDecl->occurs == XML_SCHEMAS_ATTR_USE_REQUIRED) { |
| xmlSchemaAttrStatePtr tmp; |
| |
| #ifdef DEBUG_ATTR_VALIDATION |
| printf("required attr not found\n"); |
| #endif |
| /* |
| * Add a new dummy attribute state. |
| */ |
| tmp = (xmlSchemaAttrStatePtr) xmlMalloc(sizeof(xmlSchemaAttrState)); |
| if (tmp == NULL) { |
| xmlSchemaVErrMemory(ctxt, "registering required attributes", NULL); |
| ctxt->node = oldnode; |
| goto fatal_exit; |
| } |
| tmp->attr = NULL; |
| tmp->state = XML_SCHEMAS_ATTR_MISSING; |
| tmp->decl = attrDecl; |
| tmp->next = NULL; |
| |
| if (reqAttrStates == NULL) { |
| reqAttrStates = tmp; |
| reqAttrStatesTop = tmp; |
| } else { |
| reqAttrStatesTop->next = tmp; |
| reqAttrStatesTop = tmp; |
| } |
| } else if ((attrDecl->occurs == XML_SCHEMAS_ATTR_USE_OPTIONAL) && |
| (xmlSchemaGetEffectiveValueConstraint(attrDecl, |
| &fixed, &defValue, &defVal))) { |
| xmlSchemaAttrStatePtr tmp; |
| /* |
| * Handle non existent default/fixed attributes. |
| */ |
| tmp = (xmlSchemaAttrStatePtr) |
| xmlMalloc(sizeof(xmlSchemaAttrState)); |
| if (tmp == NULL) { |
| xmlSchemaVErrMemory(ctxt, |
| "registering schema specified attributes", NULL); |
| ctxt->node = oldnode; |
| goto fatal_exit; |
| } |
| tmp->attr = NULL; |
| tmp->state = XML_SCHEMAS_ATTR_DEFAULT; |
| tmp->decl = attrDecl; |
| tmp->value = defValue; |
| tmp->next = NULL; |
| if (defAttrStatesTop == NULL) |
| defAttrStates = tmp; |
| else |
| defAttrStatesTop->next = tmp; |
| defAttrStatesTop = tmp; |
| } |
| } |
| attrUse = attrUse->next; |
| } |
| /* |
| * Add required attributes to the attribute states of the context. |
| */ |
| if (reqAttrStates != NULL) { |
| if (ctxt->attr == NULL) { |
| ctxt->attr = reqAttrStates; |
| } else { |
| ctxt->attrTop->next = reqAttrStates; |
| } |
| ctxt->attrTop = reqAttrStatesTop; |
| } |
| /* |
| * Process wildcards. |
| */ |
| |
| if ((type != NULL) && (type->attributeWildcard != NULL)) { |
| #ifdef DEBUG_ATTR_VALIDATION |
| xmlSchemaWildcardNsPtr ns; |
| printf("matching wildcard: [%d] of complexType: %s\n", type->attributeWildcard, type->name); |
| if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_LAX) |
| printf("processContents: lax\n"); |
| else if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_STRICT) |
| printf("processContents: strict\n"); |
| else |
| printf("processContents: skip\n"); |
| if (type->attributeWildcard->any) |
| printf("type: any\n"); |
| else if (type->attributeWildcard->negNsSet != NULL) { |
| printf("type: negated\n"); |
| if (type->attributeWildcard->negNsSet->value == NULL) |
| printf("ns: (absent)\n"); |
| else |
| printf("ns: %s\n", type->attributeWildcard->negNsSet->value); |
| } else if (type->attributeWildcard->nsSet != NULL) { |
| printf("type: set\n"); |
| ns = type->attributeWildcard->nsSet; |
| while (ns != NULL) { |
| if (ns->value == NULL) |
| printf("ns: (absent)\n"); |
| else |
| printf("ns: %s\n", ns->value); |
| ns = ns->next; |
| } |
| } else |
| printf("empty\n"); |
| |
| |
| #endif |
| curState = ctxt->attr; |
| while (curState != NULL) { |
| if (curState->state == XML_SCHEMAS_ATTR_UNKNOWN) { |
| if (curState->attr->ns != NULL) |
| nsURI = curState->attr->ns->href; |
| else |
| nsURI = NULL; |
| if (xmlSchemaMatchesWildcardNs(type->attributeWildcard, |
| nsURI)) { |
| /* |
| * Handle processContents. |
| */ |
| if ((type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_LAX) || |
| (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_STRICT)) { |
| |
| attr = curState->attr; |
| attrDecl = xmlSchemaGetAttribute(ctxt->schema, |
| attr->name, nsURI); |
| curState->decl = attrDecl; |
| if (attrDecl != NULL) { |
| curState->decl = attrDecl; |
| curState->state = XML_SCHEMAS_ATTR_VALIDATE_VALUE; |
| /* TODO |
| ret = xmlSchemaCheckAttrLocallyValid(ctxt, attrDecl, curState, attr); |
| */ |
| } else if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_LAX) { |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| } else |
| curState->state = XML_SCHEMAS_ATTR_WILD_NO_DECL; |
| } else |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| } |
| } |
| curState = curState->next; |
| } |
| } |
| |
| if (ctxt->attr != NULL) { |
| int valueNeeded; |
| |
| /* |
| * Validate the value of the attribute. |
| */ |
| if (ctxt->value != NULL) { |
| xmlSchemaFreeValue(ctxt->value); |
| ctxt->value = NULL; |
| } |
| curState = ctxt->attr; |
| while ((curState != NULL) && (curState != ctxt->attrTop->next)) { |
| valueNeeded = 0; |
| switch (curState->state) { |
| case XML_SCHEMAS_ATTR_VALIDATE_VALUE: |
| |
| /* |
| * Create an attribute info if needed. |
| */ |
| if (ctxt->attrInfo == NULL) { |
| ctxt->attrInfo = (xmlSchemaNodeInfoPtr) |
| xmlMalloc(sizeof(xmlSchemaNodeInfo)); |
| if (ctxt->attrInfo == NULL) { |
| xmlSchemaVErrMemory(ctxt, |
| "allocating an attribute info", NULL); |
| goto fatal_exit; |
| } |
| } |
| /* |
| * Init the attribute info. |
| */ |
| ctxt->attrInfo->flags = 0; |
| ctxt->attrInfo->node = (xmlNodePtr) curState->attr; |
| ctxt->attrInfo->decl = (xmlSchemaTypePtr) curState->decl; |
| ctxt->attrInfo->value = NULL; |
| if (curState->decl != NULL) |
| ctxt->attrInfo->typeDef = curState->decl->subtypes; |
| else |
| ctxt->attrInfo->typeDef = NULL; |
| if (curState->attr->ns != NULL) |
| ctxt->attrInfo->namespaceName = |
| curState->attr->ns->href; |
| else |
| ctxt->attrInfo->namespaceName = NULL; |
| ctxt->attrInfo->localName = curState->attr->name; |
| |
| ctxt->nodeInfo = ctxt->attrInfo; |
| /* |
| * Evaluate IDCs. |
| */ |
| if (ctxt->xpathStates != NULL) { |
| ret = xmlSchemaXPathEvaluate(ctxt, |
| XML_ATTRIBUTE_NODE); |
| if (ret == -1) |
| goto fatal_exit; |
| } |
| |
| ret = xmlSchemaCheckAttrLocallyValid(ctxt, curState); |
| if (ret == -1) |
| goto fatal_exit; |
| if ((ret != 0) && (ctxt->value != NULL)) { |
| xmlSchemaFreeValue(ctxt->value); |
| ctxt->value = NULL; |
| } |
| /* No break on purpose. */ |
| case XML_SCHEMAS_ATTR_CHECKED: |
| if (ctxt->xpathStates != NULL) { |
| /* |
| * Evaluate IDCs. |
| */ |
| if (ctxt->value != NULL) { |
| ctxt->attrInfo->value = ctxt->value; |
| ctxt->value = NULL; |
| } |
| if (xmlSchemaXPathProcessHistory(ctxt, ctxt->depth +1) == -1) |
| goto fatal_exit; |
| } |
| break; |
| default: |
| break; |
| } |
| curState = curState->next; |
| } |
| |
| /* |
| * Report missing and illegal attributes. |
| */ |
| curState = ctxt->attr; |
| while ((curState != NULL) && (curState != ctxt->attrTop->next)) { |
| if (curState->state != XML_SCHEMAS_ATTR_CHECKED) { |
| attr = curState->attr; |
| if (curState->decl != NULL) { |
| if (curState->decl->ref != NULL) |
| attrDecl = curState->decl->refDecl; |
| else |
| attrDecl = curState->decl; |
| } else |
| attrDecl = NULL; |
| if (curState->state == XML_SCHEMAS_ATTR_MISSING) { |
| xmlSchemaVMissingAttrErr(ctxt, elem, attrDecl); |
| } else if (curState->state == |
| XML_SCHEMAS_ATTR_TYPE_NOT_RESOLVED) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ATTRIBUTE_2, |
| (xmlNodePtr) attr, |
| (xmlSchemaTypePtr) attrDecl, |
| "The type definition is absent", |
| NULL); |
| } else if (curState->state == |
| XML_SCHEMAS_ATTR_INVALID_FIXED_VALUE) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_AU, |
| (xmlNodePtr) attr, (xmlSchemaTypePtr) attrDecl, |
| "The value does not match the fixed value " |
| "constraint", NULL); |
| } else if (curState->state == XML_SCHEMAS_ATTR_WILD_NO_DECL) { |
| xmlSchemaVWildcardErr(ctxt, |
| XML_SCHEMAV_CVC_WILDCARD, |
| (xmlNodePtr) attr, |
| type->attributeWildcard, |
| "No global attribute declaration found, but " |
| "stipulated by the strict processContents of " |
| "the wildcard"); |
| } else if (curState->state == XML_SCHEMAS_ATTR_UNKNOWN) { |
| /* TODO: "prohibited" won't ever be touched here!. |
| (curState->state == XML_SCHEMAS_ATTR_PROHIBITED)) |
| */ |
| /* |
| * TODO: One might report different error messages |
| * for the following errors. |
| */ |
| if ((type == NULL) || (type->attributeWildcard == NULL)) { |
| xmlSchemaVIllegalAttrErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_3_2_1, attr); |
| } else { |
| xmlSchemaVIllegalAttrErr(ctxt, |
| XML_SCHEMAV_CVC_COMPLEX_TYPE_3_2_2, attr); |
| } |
| } |
| } |
| curState = curState->next; |
| } |
| } |
| |
| /* |
| * Add missing default/fixed attributes. |
| */ |
| if (defAttrStates != NULL) { |
| curState = defAttrStates; |
| |
| while (curState != NULL) { |
| attrDecl = curState->decl; |
| if (attrDecl->ref != NULL) |
| attrDecl = attrDecl->refDecl; |
| /* |
| * Evaluate IDCs on default attributes. |
| */ |
| if (ctxt->xpathStates != NULL) { |
| /* |
| * Create an attribute info if needed. |
| */ |
| if (ctxt->attrInfo == NULL) { |
| ctxt->attrInfo = (xmlSchemaNodeInfoPtr) |
| xmlMalloc(sizeof(xmlSchemaNodeInfo)); |
| if (ctxt->attrInfo == NULL) { |
| xmlSchemaVErrMemory(ctxt, |
| "allocating an attribute info", NULL); |
| goto fatal_exit; |
| } |
| ctxt->attrInfo->value = NULL; |
| } |
| /* |
| * Init the attribute info. |
| * TODO: Hmm, maby a bit oversized this all. |
| */ |
| ctxt->attrInfo->flags = 0; |
| ctxt->attrInfo->decl = (xmlSchemaTypePtr) attrDecl; |
| ctxt->attrInfo->node = NULL; |
| ctxt->attrInfo->typeDef = attrDecl->subtypes; |
| ctxt->attrInfo->namespaceName = attrDecl->targetNamespace; |
| ctxt->attrInfo->localName = attrDecl->name; |
| |
| ctxt->nodeInfo = ctxt->attrInfo; |
| |
| ret = xmlSchemaXPathEvaluate(ctxt, |
| XML_ATTRIBUTE_NODE); |
| if (ret == -1) |
| goto fatal_exit; |
| if (ctxt->attrInfo->value != NULL) { |
| xmlSchemaFreeValue(ctxt->attrInfo->value); |
| ctxt->attrInfo->value = NULL; |
| } |
| if (ret > 0) { |
| /* |
| * IDCs will consume the precomputed default value, |
| * so we need to clone it somehow. |
| */ |
| /* |
| * string or anySimpleType does not create a precomputed value |
| * by default, so it will be created here on demand. |
| * TODO: default/fixed attributes are a bit unoptimized: |
| * the string value will be hold by ->defValue and inside |
| * the precomputed value. |
| */ |
| if (attrDecl->defVal == NULL) { |
| xmlChar *str = xmlStrdup(attrDecl->defValue); |
| |
| if (xmlSchemaPostCreateVal(ctxt, |
| ctxt->attrInfo->typeDef, |
| str, |
| &(attrDecl->defVal)) == -1) { |
| FREE_AND_NULL(str) |
| goto fatal_exit; |
| } |
| } |
| ctxt->attrInfo->value = xmlSchemaCopyValue(attrDecl->defVal); |
| /* TODO: error on NULL return. */ |
| } |
| |
| if (xmlSchemaXPathProcessHistory(ctxt, ctxt->depth +1) == -1) |
| goto fatal_exit; |
| } |
| |
| if (ctxt->options & XML_SCHEMA_VAL_VC_I_CREATE) { |
| /* |
| * PSVI: Add a new attribute node to the current element. |
| */ |
| if (attrDecl->targetNamespace == NULL) { |
| xmlNewProp(elem, attrDecl->name, curState->value); |
| } else { |
| xmlNsPtr ns; |
| |
| ns = xmlSearchNsByHref(elem->doc, elem, |
| attrDecl->targetNamespace); |
| if (ns == NULL) { |
| xmlChar prefix[12]; |
| int counter = 1; |
| |
| attr = curState->attr; |
| /* |
| * Create a namespace declaration on the validation |
| * root node if no namespace declaration is in scope. |
| */ |
| snprintf((char *) prefix, sizeof(prefix), "p"); |
| /* |
| * This is somehow not performant, since the ancestor |
| * axis beyond @elem will be searched as well. |
| */ |
| ns = xmlSearchNs(elem->doc, elem, BAD_CAST prefix); |
| while (ns != NULL) { |
| if (counter > 1000) { |
| xmlSchemaVErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaValidateAttributes, " |
| "could not compute a ns prefix for " |
| "default/fixed attribute '%s'.\n", |
| attrDecl->name, NULL); |
| |
| break; |
| } |
| snprintf((char *) prefix, |
| sizeof(prefix), "p%d", counter++); |
| ns = xmlSearchNs(elem->doc, elem, |
| BAD_CAST prefix); |
| } |
| if (ns == NULL) { |
| ns = xmlNewNs(ctxt->validationRoot, |
| attrDecl->targetNamespace, BAD_CAST prefix); |
| xmlNewNsProp(elem, ns, attrDecl->name, |
| curState->value); |
| } |
| } else { |
| xmlNewNsProp(elem, ns, attrDecl->name, |
| curState->value); |
| } |
| } |
| } |
| curState = curState->next; |
| } |
| } |
| ret = ctxt->err; |
| goto exit; |
| |
| fatal_exit: |
| ret = -1; |
| |
| exit: |
| |
| if (defAttrStates != NULL) |
| xmlSchemaFreeAttributeStates(defAttrStates); |
| |
| #ifdef DEBUG_ATTR_VALIDATION |
| if (redundant) |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaValidateAttributes: redundant call by " |
| "type: %s\n", type->name); |
| #endif |
| ctxt->nodeInfo = ctxt->elemInfos[ctxt->depth]; |
| ctxt->node = oldnode; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaStartValidation: |
| * @ctxt: a schema validation context |
| * |
| * The starting point of the validation, called by |
| * xmlSchemaValidateDocument and xmlSchemaValidateOneElement. |
| * |
| * Returns 0 if the element is schemas valid, a positive error code |
| * number otherwise and -1 in case of internal or API error. |
| */ |
| static int |
| xmlSchemaStartValidation(xmlSchemaValidCtxtPtr ctxt) |
| { |
| xmlSchemaElementPtr elemDecl; |
| int ret = 0; |
| |
| ctxt->err = 0; |
| ctxt->nberrors = 0; |
| if (ctxt->schema == NULL) { |
| /* |
| * No schema was specified at time of creation of the validation |
| * context. Use xsi:schemaLocation and xsi:noNamespaceSchemaLocation |
| * of the instance to build a schema. |
| */ |
| if (ctxt->pctxt == NULL) |
| if (xmlSchemaCreatePCtxtOnVCtxt(ctxt) == -1) |
| return (-1); |
| ctxt->schema = xmlSchemaNewSchema(ctxt->pctxt); |
| if (ctxt->schema == NULL) |
| return (-1); |
| ctxt->xsiAssemble = 1; |
| } else |
| ctxt->xsiAssemble = 0; |
| /* |
| * Assemble new schemata using xsi. |
| */ |
| if (ctxt->xsiAssemble) { |
| ret = xmlSchemaAssembleByXSIElem(ctxt, ctxt->node); |
| if (ret == -1) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, |
| ctxt->node, NULL, |
| "Internal error: xmlSchemaValidateElement, " |
| "assembling schema by xsi", NULL); |
| } |
| /* |
| * NOTE: We won't react on schema parser errors here. |
| * TODO: But a warning would be nice. |
| */ |
| } |
| if (ret != -1) { |
| if (ctxt->node->ns != NULL) |
| elemDecl = xmlSchemaGetElem(ctxt->schema, ctxt->node->name, |
| ctxt->node->ns->href); |
| else |
| elemDecl = xmlSchemaGetElem(ctxt->schema, ctxt->node->name, NULL); |
| |
| if (elemDecl == NULL) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_CVC_ELT_1, |
| ctxt->node, NULL, |
| "No matching global declaration available", NULL); |
| ret = XML_SCHEMAV_CVC_ELT_1; |
| } else { |
| /* |
| * Augment the IDC definitions. |
| */ |
| if (ctxt->schema->idcDef != NULL) { |
| xmlHashScan(ctxt->schema->idcDef, |
| (xmlHashScanner) xmlSchemaAugmentIDC, ctxt); |
| } |
| ctxt->depth = -1; |
| xmlSchemaBeginElement(ctxt); |
| ret = xmlSchemaValidateElementByDeclaration(ctxt, elemDecl); |
| xmlSchemaEndElement(ctxt); |
| if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_INTERNAL, ctxt->node, NULL, |
| "Internal error: xmlSchemaValidateElement, " |
| "calling validation by declaration", NULL); |
| } |
| } |
| } |
| |
| if (ctxt->xsiAssemble) { |
| if (ctxt->schema != NULL) { |
| xmlSchemaFree(ctxt->schema); |
| ctxt->schema = NULL; |
| } |
| } |
| xmlSchemaClearValidCtxt(ctxt); |
| 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) { |
| xmlSchemaVErr(ctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "API error: xmlSchemaValidateOneElement, " |
| "no schema specified.\n", NULL, NULL); |
| return (-1); |
| } |
| |
| ctxt->doc = elem->doc; |
| ctxt->node = elem; |
| ctxt->validationRoot = elem; |
| return (xmlSchemaStartValidation(ctxt)); |
| } |
| |
| /************************************************************************ |
| * * |
| * SAX Validation code * |
| * * |
| ************************************************************************/ |
| |
| /************************************************************************ |
| * * |
| * 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->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; |
| if (vctxt->attr != NULL) { |
| xmlSchemaFreeAttributeStates(vctxt->attr); |
| vctxt->attr = NULL; |
| } |
| 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; |
| } |
| if (vctxt->attrInfo != NULL) { |
| if (vctxt->attrInfo->value != NULL) { |
| xmlSchemaFreeValue(vctxt->attrInfo->value); |
| } |
| memset(vctxt->attrInfo, 0, sizeof(xmlSchemaNodeInfo)); |
| } |
| if (vctxt->elemInfos != NULL) { |
| int i; |
| xmlSchemaNodeInfoPtr info; |
| |
| for (i = 0; i < vctxt->sizeElemInfos; i++) { |
| info = vctxt->elemInfos[i]; |
| if (info == NULL) |
| break; |
| if (info->value != NULL) { |
| xmlSchemaFreeValue(info->value); |
| info->value = NULL; |
| } |
| if (info->idcMatchers != NULL) { |
| xmlSchemaIDCFreeMatcherList(info->idcMatchers); |
| info->idcMatchers = NULL; |
| } |
| if (info->idcTable != NULL) { |
| xmlSchemaIDCFreeIDCTable(info->idcTable); |
| info->idcTable = NULL; |
| } |
| } |
| } |
| } |
| |
| /** |
| * 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->attr != NULL) |
| xmlSchemaFreeAttributeStates(ctxt->attr); |
| 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->attrInfo != NULL) { |
| if (ctxt->attrInfo->value != NULL) |
| xmlSchemaFreeValue(ctxt->attrInfo->value); |
| xmlFree(ctxt->attrInfo); |
| } |
| if (ctxt->elemInfos != NULL) { |
| int i; |
| xmlSchemaNodeInfoPtr info; |
| |
| for (i = 0; i < ctxt->sizeElemInfos; i++) { |
| info = ctxt->elemInfos[i]; |
| if (info == NULL) |
| break; |
| if (info->value != NULL) |
| xmlSchemaFreeValue(info->value); |
| if (info->idcMatchers != NULL) |
| xmlSchemaIDCFreeMatcherList(info->idcMatchers); |
| if (info->idcTable != NULL) |
| xmlSchemaIDCFreeIDCTable(info->idcTable); |
| /* |
| * TODO: Don't know if those will have to be freed if in streaming |
| * mode. |
| * |
| * xmlFree(info->localName); |
| * if (info->namespaceName != NULL) |
| * xmlFree(info->namespaceName); |
| */ |
| xmlFree(info); |
| } |
| xmlFree(ctxt->elemInfos); |
| } |
| 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) { |
| xmlSchemaVErr(ctxt, NULL, |
| XML_SCHEMAV_INTERNAL, |
| "Internal error: xmlSchemaSetValidOptions, " |
| "invalid option argument.\n", NULL, NULL); |
| 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); |
| } |
| |
| |
| /** |
| * 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) { |
| xmlSchemaVCustomErr(ctxt, |
| XML_SCHEMAV_DOCUMENT_ELEMENT_MISSING, |
| (xmlNodePtr) doc, NULL, |
| "The document has no document element", NULL); |
| return (ctxt->err); |
| } |
| ctxt->validationRoot = ctxt->node; |
| xmlSchemaStartValidation(ctxt); |
| |
| return (ctxt->err); |
| } |
| |
| /** |
| * 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 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 |
| xmlSchemaValidateStream(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserInputBufferPtr input, xmlCharEncoding enc, |
| xmlSAXHandlerPtr sax, void *user_data) |
| { |
| if ((ctxt == NULL) || (input == NULL)) |
| return (-1); |
| ctxt->input = input; |
| ctxt->enc = enc; |
| ctxt->sax = sax; |
| ctxt->user_data = user_data; |
| TODO return (0); |
| } |
| |
| #define bottom_xmlschemas |
| #include "elfgcchack.h" |
| #endif /* LIBXML_SCHEMAS_ENABLED */ |