| /* |
| * 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. |
| */ |
| #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> |
| |
| /* #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 UNBOUNDED (1 << 30) |
| #define TODO \ |
| xmlGenericError(xmlGenericErrorContext, \ |
| "Unimplemented block at %s:%d\n", \ |
| __FILE__, __LINE__); |
| |
| #define XML_SCHEMAS_DEFAULT_NAMESPACE (const xmlChar *)"the default namespace" |
| |
| #define XML_SCHEMAS_NO_NS (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 *) |
| "ST"; |
| static const xmlChar *xmlSchemaElemDesCT = (const xmlChar *) |
| "CT"; |
| |
| #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 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 |
| |
| 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 */ |
| }; |
| |
| |
| #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 |
| |
| typedef struct _xmlSchemaAttrState xmlSchemaAttrState; |
| typedef xmlSchemaAttrState *xmlSchemaAttrStatePtr; |
| struct _xmlSchemaAttrState { |
| xmlSchemaAttrStatePtr next; |
| xmlAttrPtr attr; |
| int state; |
| xmlSchemaAttributePtr decl; |
| }; |
| |
| /** |
| * 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 attrBase; */ |
| /* int attrMax; */ |
| xmlSchemaAttrStatePtr attr; |
| xmlNodePtr scope; |
| int valueWS; |
| }; |
| |
| /* |
| * These are the entries in the schemas importSchemas hash table |
| */ |
| typedef struct _xmlSchemaImport xmlSchemaImport; |
| typedef xmlSchemaImport *xmlSchemaImportPtr; |
| struct _xmlSchemaImport { |
| const xmlChar *schemaLocation; |
| xmlSchemaPtr schema; |
| }; |
| |
| /* |
| * 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; |
| }; |
| |
| /************************************************************************ |
| * * |
| * Some predeclarations * |
| * * |
| ************************************************************************/ |
| |
| static int xmlSchemaParseInclude(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static void |
| xmlSchemaTypeFixup(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name); |
| static const char * |
| xmlSchemaFacetTypeToString(xmlSchemaTypeType type); |
| static int |
| xmlSchemaValidateSimpleTypeValue(xmlSchemaValidCtxtPtr ctxt, |
| const xmlChar *value, |
| int fireErrors, |
| int applyFacets, |
| int normalize); |
| |
| /************************************************************************ |
| * * |
| * 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_SCHEMAS_ERR_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 */ |
| 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 */ |
| error += XML_SCHEMAV_NOROOT - XML_SCHEMAS_ERR_NOROOT; |
| __xmlRaiseError(schannel, channel, data, ctxt, node, XML_FROM_SCHEMASP, |
| 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 */ |
| 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); |
| } |
| |
| /** |
| * xmlSchemaGetOnymousTypeName: |
| * @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); |
| } |
| |
| /** |
| * xmlSchemaGetOnymousTargetNsURI: |
| * @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); |
| } |
| |
| /** |
| * 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; |
| |
| if (*buf != NULL) { |
| xmlFree(*buf); |
| *buf = NULL; |
| } |
| |
| if (itemDes != NULL) |
| *buf = xmlStrdup(itemDes); |
| else if (item != NULL) { |
| if (item->type == 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 "'"); |
| } |
| } else if (item->type == 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); |
| *buf = xmlStrcat(*buf, BAD_CAST " local"); |
| } |
| } else if (item->type == 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); |
| *buf = xmlStrcat(*buf, BAD_CAST " local"); |
| } |
| } else if (item->type == XML_SCHEMA_TYPE_ATTRIBUTE) { |
| xmlSchemaAttributePtr attr; |
| |
| attr = (xmlSchemaAttributePtr) item; |
| if ((attr->flags & XML_SCHEMAS_TYPE_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 "'"); |
| } |
| } else if (item->type == XML_SCHEMA_TYPE_ELEMENT) { |
| xmlSchemaElementPtr elem; |
| |
| elem = (xmlSchemaElementPtr) item; |
| if ((elem->flags & XML_SCHEMAS_TYPE_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 "'"); |
| } |
| } |
| } else if (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); |
| } |
| |
| /** |
| * 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) |
| { |
| xmlSchemaFacetLinkPtr link; |
| |
| if (*buf != NULL) |
| xmlFree(*buf); |
| *buf = NULL; |
| for (link = type->facetSet; link != NULL; link = link->next) { |
| if (link->facet->type == XML_SCHEMA_FACET_ENUMERATION) { |
| if (*buf == NULL) { |
| *buf = xmlStrdup(BAD_CAST "'"); |
| *buf = xmlStrcat(*buf, link->facet->value); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } else { |
| *buf = xmlStrcat(*buf, BAD_CAST ", '"); |
| *buf = xmlStrcat(*buf, link->facet->value); |
| *buf = xmlStrcat(*buf, BAD_CAST "'"); |
| } |
| } |
| } |
| 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, BAD_CAST 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 (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); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| static const char * |
| xmlSchemaCompTypeToString(xmlSchemaTypeType type) |
| { |
| switch (type) { |
| case XML_SCHEMA_TYPE_SIMPLE: |
| return("simple type definition"); |
| case XML_SCHEMA_TYPE_COMPLEX: |
| return("complex type definition"); |
| case XML_SCHEMA_TYPE_ELEMENT: |
| return("element declaration"); |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| return("attribute declaration"); |
| case XML_SCHEMA_TYPE_GROUP: |
| return("model group definition"); |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| return("attribute group definition"); |
| case XML_SCHEMA_TYPE_NOTATION: |
| return("notation declaration"); |
| default: |
| return("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 (message != NULL) |
| xmlSchemaPErrExt(ctxt, ownerElem, error, NULL, NULL, NULL, |
| "%s, attribute '%s': %s.\n", |
| BAD_CAST des, name, message, NULL, NULL); |
| else |
| */ |
| if (refTypeStr == NULL) |
| refTypeStr = 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) |
| } |
| |
| 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 validation 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. |
| */ |
| 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); |
| } |
| |
| 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; |
| } |
| |
| 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); |
| } |
| |
| 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); |
| } |
| |
| 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); |
| } |
| |
| |
| |
| 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, BAD_CAST xmlSchemaFacetTypeToString(facet->type), |
| xmlSchemaFormatItemForReport(&strT, NULL, baseItem, NULL, 1), |
| NULL, NULL); |
| if (itemDes == NULL) |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(strT); |
| } |
| |
| 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, BAD_CAST 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 |
| * @biType: the built in 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, |
| xmlSchemaValType biType, |
| const char *typeDes, |
| const xmlChar *value, |
| const char *message, |
| const xmlChar *str1, |
| const xmlChar *str2) |
| { |
| xmlChar *des = NULL, *strA = NULL, *strT = NULL; |
| xmlSchemaTypePtr type = NULL; |
| |
| if (ownerDes == NULL) |
| xmlSchemaPRequestItemDes(&des, ownerItem, node); |
| else if (*ownerDes == NULL) { |
| xmlSchemaPRequestItemDes(ownerDes, ownerItem, node); |
| des = *ownerDes; |
| } else |
| des = *ownerDes; |
| if (biType != XML_SCHEMAS_UNKNOWN) { |
| type = xmlSchemaGetBuiltInType(biType); |
| if (type == NULL) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaPSimpleTypeErr, could not " |
| "aquire the built-in type.\n", |
| BAD_CAST des, BAD_CAST typeDes); |
| return; |
| } |
| 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) |
| } |
| |
| 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 |
| * @attr: the illegal attribute node |
| * |
| * Reports an illegal attribute. |
| */ |
| static void |
| xmlSchemaVIllegalAttrErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlAttrPtr attr) |
| { |
| xmlChar *strE = NULL, *strA = NULL; |
| |
| xmlSchemaVErr(ctxt, (xmlNodePtr) attr, |
| 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 void |
| xmlSchemaVCustomErr(xmlSchemaValidCtxtPtr ctxt, |
| xmlParserErrors error, |
| xmlNodePtr node, |
| const char *message, |
| const xmlChar *str1) |
| { |
| xmlChar *des = NULL, *msg = NULL; |
| |
| xmlSchemaFormatItemForReport(&des, NULL, NULL, node, 0); |
| msg = xmlStrdup(BAD_CAST "%s: "); |
| msg = xmlStrcat(msg, (const xmlChar *) message); |
| msg = xmlStrcat(msg, BAD_CAST ".\n"); |
| xmlSchemaVErrExt(ctxt, node, error, (const char *) msg, |
| BAD_CAST des, str1, NULL, NULL, NULL); |
| FREE_AND_NULL(des); |
| FREE_AND_NULL(msg); |
| } |
| |
| static const char * |
| xmlSchemaWildcardPCToString(int pc) |
| { |
| switch (pc) { |
| case XML_SCHEMAS_ANY_SKIP: |
| return ("skip"); |
| case XML_SCHEMAS_ANY_LAX: |
| return ("lax"); |
| case XML_SCHEMAS_ANY_STRICT: |
| return ("strict"); |
| default: |
| return ("invalid process contents"); |
| } |
| } |
| |
| 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, BAD_CAST xmlSchemaWildcardPCToString(wild->processContents)); |
| msg = xmlStrcat(msg, BAD_CAST " WC]: "); |
| 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_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 * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaNewSchema: |
| * @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); |
| } |
| |
| /** |
| * 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); |
| 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); |
| 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); |
| if ((attr->flags & XML_SCHEMAS_ATTRGROUP_GLOBAL) && |
| (attr->attributeWildcard != NULL)) |
| xmlSchemaFreeWildcard(attr->attributeWildcard); |
| |
| 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; |
| } |
| } |
| |
| /** |
| * 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; |
| } |
| } |
| |
| /** |
| * 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); |
| 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); |
| /* TODO: There must be a way more simple than this. */ |
| if ((type->attributeWildcard != NULL) && |
| ((type->type != XML_SCHEMA_TYPE_COMPLEX) || |
| ((type->type == XML_SCHEMA_TYPE_COMPLEX) && |
| (type->flags & XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD)))) { |
| xmlSchemaFreeWildcard(type->attributeWildcard); |
| } |
| } |
| 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); |
| } |
| xmlFree(type); |
| } |
| |
| /** |
| * 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->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) xmlSchemaFreeType); |
| 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 * context ATTRIBUTE_UNUSED, |
| const xmlChar * namespace ATTRIBUTE_UNUSED) |
| { |
| if (elem == NULL) |
| return; |
| |
| fprintf(output, "Element "); |
| if (elem->flags & XML_SCHEMAS_ELEM_GLOBAL) |
| fprintf(output, "global "); |
| fprintf(output, ": %s ", elem->name); |
| if (namespace != NULL) |
| fprintf(output, "namespace '%s' ", namespace); |
| |
| if (elem->flags & XML_SCHEMAS_ELEM_NILLABLE) |
| fprintf(output, "nillable "); |
| if (elem->flags & XML_SCHEMAS_ELEM_DEFAULT) |
| fprintf(output, "default "); |
| if (elem->flags & XML_SCHEMAS_ELEM_FIXED) |
| fprintf(output, "fixed "); |
| if (elem->flags & XML_SCHEMAS_ELEM_ABSTRACT) |
| fprintf(output, "abstract "); |
| if (elem->flags & XML_SCHEMAS_ELEM_REF) |
| fprintf(output, "ref '%s' ", elem->ref); |
| if (elem->id != NULL) |
| fprintf(output, "id '%s' ", elem->id); |
| fprintf(output, "\n"); |
| if ((elem->minOccurs != 1) || (elem->maxOccurs != 1)) { |
| fprintf(output, " "); |
| if (elem->minOccurs != 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"); |
| } |
| 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"); |
| } |
| 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"); |
| } |
| if (elem->value != NULL) |
| fprintf(output, " default: %s", elem->value); |
| } |
| |
| /** |
| * 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 |
| 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"); |
| 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, "unknowntype%d ", type->type); |
| break; |
| } |
| if (type->base != NULL) { |
| fprintf(output, "base %s, ", type->base); |
| } |
| 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->minOccurs != 1) || (type->maxOccurs != 1)) { |
| fprintf(output, " "); |
| if (type->minOccurs != 1) |
| fprintf(output, "min: %d ", type->minOccurs); |
| if (type->maxOccurs >= UNBOUNDED) |
| fprintf(output, "max: unbounded\n"); |
| else if (type->maxOccurs != 1) |
| fprintf(output, "max: %d\n", type->maxOccurs); |
| else |
| fprintf(output, "\n"); |
| } |
| if (type->annot != NULL) |
| xmlSchemaAnnotDump(output, type->annot); |
| if (type->subtypes != NULL) { |
| xmlSchemaTypePtr sub = type->subtypes; |
| |
| fprintf(output, " subtypes: "); |
| while (sub != NULL) { |
| fprintf(output, "%s ", sub->name); |
| sub = sub->next; |
| } |
| fprintf(output, "\n"); |
| } |
| |
| } |
| |
| /** |
| * xmlSchemaDump: |
| * @output: the file output |
| * @schema: a schema structure |
| * |
| * Dump a Schema structure. |
| */ |
| void |
| xmlSchemaDump(FILE * output, xmlSchemaPtr schema) |
| { |
| 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); |
| } |
| #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) |
| return(NULL); |
| 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); |
| } |
| |
| #if 0 |
| /** |
| * xmlSchemaGetNamespace: |
| * @ctxt: the parser context |
| * @schema: the schemas containing the declaration |
| * @node: the node |
| * @qname: the QName to analyze |
| * |
| * Find the namespace name for the given declaration. |
| * |
| * Returns the local name for that declaration, as well as the namespace name |
| * NOTE: This function is no longer used (Buchcik, May '04) |
| */ |
| static const xmlChar * |
| xmlSchemaGetNamespace(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, const xmlChar *qname, |
| const xmlChar **namespace) { |
| int len; |
| const xmlChar *name, *prefix, *def = NULL; |
| xmlNsPtr ns; |
| |
| *namespace = NULL; |
| |
| /* TODO: The following seems to be not correct here: |
| * 1. The name of a declaration is a NCName, not a QName. |
| * 2. The attribute "targetNamespace" is allowed for the |
| * <schema> Element Information Item only. |
| * 3. One cannot evaluate the target namespace, by the type |
| * of declaration, since it is dependant on the xxxFormDefault |
| * of <schema> and the form attribute of an <element> or <attribute>. |
| */ |
| |
| if (xmlStrEqual(node->name, BAD_CAST "element") || |
| xmlStrEqual(node->name, BAD_CAST "attribute") || |
| xmlStrEqual(node->name, BAD_CAST "simpleType") || |
| xmlStrEqual(node->name, BAD_CAST "complexType")) { |
| def = xmlSchemaGetProp(ctxt, node, "targetNamespace"); |
| } |
| |
| |
| qname = xmlDictLookup(ctxt->dict, qname, -1); /* intern the string */ |
| name = xmlSplitQName3(qname, &len); |
| if (name == NULL) { |
| if (def == NULL) { |
| if (xmlStrEqual(node->name, BAD_CAST "element")) { |
| if (schema->flags & XML_SCHEMAS_QUALIF_ELEM) |
| *namespace = schema->targetNamespace; |
| } else if (xmlStrEqual(node->name, BAD_CAST "attribute")) { |
| if (schema->flags & XML_SCHEMAS_QUALIF_ATTR) |
| *namespace = schema->targetNamespace; |
| } else if ((xmlStrEqual(node->name, BAD_CAST "simpleType")) || |
| (xmlStrEqual(node->name, BAD_CAST "complexType"))) { |
| *namespace = schema->targetNamespace; |
| } |
| } else { |
| *namespace = def; |
| } |
| return(qname); |
| } |
| |
| name = xmlDictLookup(ctxt->dict, name, -1); |
| prefix = xmlDictLookup(ctxt->dict, qname, len); |
| if (def != NULL) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_DEF_AND_PREFIX, |
| "%s: presence of both prefix %s and targetNamespace\n", |
| node->name, prefix); |
| } |
| ns = xmlSearchNs(node->doc, node, prefix); |
| if (ns == NULL) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_PREFIX_UNDEFINED, |
| "%s: The QName prefix %s is undefined\n", |
| node->name, prefix); |
| return(name); |
| } |
| *namespace = xmlDictLookup(ctxt->dict, ns->href, -1); |
| return(name); |
| } |
| #endif |
| |
| /************************************************************************ |
| * * |
| * Parsing functions * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaGetElem: |
| * @schema: the schemas context |
| * @name: the element name |
| * @ns: the element namespace |
| * @level: how deep is the request |
| * |
| * Lookup a an element in the schemas or the accessible schemas |
| * |
| * Returns the element definition or NULL if not found. |
| */ |
| static xmlSchemaElementPtr |
| xmlSchemaGetElem(xmlSchemaPtr schema, const xmlChar * name, |
| const xmlChar * namespace, int level) |
| { |
| xmlSchemaElementPtr ret; |
| xmlSchemaImportPtr import = NULL; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| |
| ret = xmlHashLookup2(schema->elemDecl, name, namespace); |
| if ((ret != NULL) && |
| ((level == 0) || (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); |
| } |
| */ |
| |
| /* if (level > 0) */ |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_DEFAULT_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 type %s", name); |
| else |
| fprintf(stderr, "Unable to lookup type %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; |
| xmlSchemaImportPtr import; |
| |
| 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); |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_DEFAULT_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; |
| xmlSchemaImportPtr import = NULL; |
| |
| 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; |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_DEFAULT_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; |
| xmlSchemaImportPtr import = NULL; |
| |
| 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; |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_DEFAULT_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; |
| xmlSchemaImportPtr import = NULL; |
| |
| if ((name == NULL) || (schema == NULL)) |
| return (NULL); |
| |
| |
| ret = xmlHashLookup2(schema->groupDecl, name, namespace); |
| if ((ret != NULL) && (ret->flags & XML_SCHEMAS_TYPE_GLOBAL)) |
| return (ret); |
| else |
| ret = NULL; |
| if (namespace == NULL) |
| import = xmlHashLookup(schema->schemasImports, XML_SCHEMAS_DEFAULT_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); |
| } |
| |
| /************************************************************************ |
| * * |
| * 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); |
| } |
| |
| /** |
| * xmlSchemaAddNotation: |
| * @ctxt: a schema validation 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 = xmlHashCreate(10); |
| 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 validation 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) |
| { |
| 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 = xmlHashCreate(10); |
| 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 = xmlDictLookup(ctxt->dict, namespace, -1); |
| val = xmlHashAddEntry3(schema->attrDecl, name, |
| schema->targetNamespace, ctxt->container, ret); |
| if (val != 0) { |
| /* |
| * TODO: Change this somehow, since this can be either an attribute |
| * declaration or a particle referencing an attribute declaration. |
| */ |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_SCHEMAP_REDEFINED_ATTR, |
| "Attribute declaration '%s' is already declared.\n", |
| name, NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddAttributeGroup: |
| * @ctxt: a schema validation 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) |
| { |
| xmlSchemaAttributeGroupPtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| if (schema->attrgrpDecl == NULL) |
| schema->attrgrpDecl = xmlHashCreate(10); |
| 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) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_SCHEMAP_REDEFINED_ATTRGROUP, |
| "Attribute group '%s' is already defined.\n", |
| name, NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaAddElement: |
| * @ctxt: a schema validation 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) |
| { |
| 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 = xmlHashCreate(10); |
| 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); |
| ret->targetNamespace = xmlDictLookup(ctxt->dict, namespace, -1); |
| val = xmlHashAddEntry3(schema->elemDecl, name, |
| namespace, ctxt->container, ret); |
| if (val != 0) { |
| /* |
| char buf[100]; |
| |
| snprintf(buf, 99, "privatieelem %d", ctxt->counter++ + 1); |
| val = xmlHashAddEntry3(schema->elemDecl, name, (xmlChar *) buf, |
| namespace, ret); |
| if (val != 0) { |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_REDEFINED_ELEMENT, |
| (xmlChar **) &xmlSchemaElemDesElemDecl, NULL, NULL, |
| "A global declaration for '%s' is already existent", name); |
| xmlFree(ret); |
| return (NULL); |
| |
| } |
| 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) |
| { |
| 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 = xmlHashCreate(10); |
| 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) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_SCHEMAP_REDEFINED_TYPE, |
| "Type '%s' is already defined.\n", |
| name, NULL); |
| 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->minOccurs = 1; |
| ret->maxOccurs = 1; |
| ret->attributeUses = NULL; |
| ret->attributeWildcard = 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 xmlSchemaTypePtr |
| xmlSchemaAddGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| const xmlChar * name) |
| { |
| xmlSchemaTypePtr ret = NULL; |
| int val; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (name == NULL)) |
| return (NULL); |
| |
| if (schema->groupDecl == NULL) |
| schema->groupDecl = xmlHashCreate(10); |
| if (schema->groupDecl == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaTypePtr) xmlMalloc(sizeof(xmlSchemaType)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "adding group", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaType)); |
| ret->name = xmlDictLookup(ctxt->dict, name, -1); |
| val = |
| xmlHashAddEntry2(schema->groupDecl, name, schema->targetNamespace, |
| ret); |
| if (val != 0) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) ctxt->doc, |
| XML_SCHEMAP_REDEFINED_GROUP, |
| "Group '%s' is already defined.\n", |
| name, NULL); |
| xmlFree(ret); |
| return (NULL); |
| } |
| ret->minOccurs = 1; |
| ret->maxOccurs = 1; |
| |
| 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 |
| * Adds a wildcard. It corresponds to a |
| * xsd:anyAttribute and is used as storage for namespace |
| * constraints on a xsd:any. |
| * |
| * Returns the new struture or NULL in case of error |
| */ |
| static xmlSchemaWildcardPtr |
| xmlSchemaAddWildcard(xmlSchemaParserCtxtPtr ctxt) |
| { |
| xmlSchemaWildcardPtr ret = NULL; |
| |
| if (ctxt == NULL) |
| return (NULL); |
| |
| ret = (xmlSchemaWildcardPtr) xmlMalloc(sizeof(xmlSchemaWildcard)); |
| if (ret == NULL) { |
| xmlSchemaPErrMemory(ctxt, "adding wildcard", NULL); |
| return (NULL); |
| } |
| memset(ret, 0, sizeof(xmlSchemaWildcard)); |
| ret->minOccurs = 1; |
| ret->maxOccurs = 1; |
| |
| return (ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Utilities for parsing * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * 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; |
| |
| *namespace = NULL; |
| val = xmlSchemaGetProp(ctxt, node, name); |
| 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) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_PREFIX_UNDEFINED, |
| "Attribute '%s': The prefix '%s' of the QName " |
| "'%s' has no corresponding namespace declaration is scope.\n", |
| (const xmlChar *) name, prefix); |
| } else { |
| *namespace = xmlDictLookup(ctxt->dict, ns->href, -1); |
| } |
| return (ret); |
| } |
| |
| /** |
| * 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, |
| 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 = value; |
| 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, |
| XML_SCHEMAS_QNAME, "QName", value, |
| "The prefix '%s' of the value '%s' is not declared.\n", |
| pref, value); |
| 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; |
| *uri = NULL; |
| return (0); |
| } |
| return (xmlSchemaPValAttrNodeQName(ctxt, schema, |
| ownerDes, ownerItem, attr, uri, prefix, local)); |
| } |
| |
| /** |
| * 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) |
| { |
| const xmlChar *val, *cur; |
| int ret = 0; |
| |
| val = xmlSchemaGetProp(ctxt, node, "maxOccurs"); |
| if (val == NULL) |
| return (1); |
| |
| if (xmlStrEqual(val, (const xmlChar *) "unbounded")) { |
| return (UNBOUNDED); /* encoding it with -1 might be another option */ |
| } |
| |
| cur = val; |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| while ((*cur >= '0') && (*cur <= '9')) { |
| ret = ret * 10 + (*cur - '0'); |
| cur++; |
| } |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| if (*cur != 0) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_INVALID_MAXOCCURS, |
| "The value '%s' of the attribute 'maxOccurs' is invalid.\n", |
| val, NULL); |
| return (1); |
| } |
| 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) |
| { |
| const xmlChar *val, *cur; |
| int ret = 0; |
| |
| val = xmlSchemaGetProp(ctxt, node, "minOccurs"); |
| if (val == NULL) |
| return (1); |
| |
| cur = val; |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| while ((*cur >= '0') && (*cur <= '9')) { |
| ret = ret * 10 + (*cur - '0'); |
| cur++; |
| } |
| while (IS_BLANK_CH(*cur)) |
| cur++; |
| if (*cur != 0) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_INVALID_MINOCCURS, |
| "invalid value for minOccurs: %s\n", val, NULL); |
| return (1); |
| } |
| return (ret); |
| } |
| |
| /** |
| * 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, node, |
| 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); |
| static xmlSchemaTypePtr xmlSchemaParseSequence(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static xmlSchemaTypePtr xmlSchemaParseAll(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static xmlSchemaAttributePtr xmlSchemaParseAttribute(xmlSchemaParserCtxtPtr |
| ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaAttributeGroupPtr |
| xmlSchemaParseAttributeGroup(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node, |
| int topLevel); |
| static xmlSchemaTypePtr xmlSchemaParseChoice(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static xmlSchemaTypePtr xmlSchemaParseList(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, |
| xmlNodePtr node); |
| static xmlSchemaWildcardPtr |
| xmlSchemaParseAnyAttribute(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node); |
| |
| /** |
| * 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 |
| * @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_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaPvalueAttrNode, the given " |
| "type '%s' is not a built-in type.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| switch (type->builtInType) { |
| case XML_SCHEMAS_NCNAME: |
| ret = xmlValidateNCName(value, 1); |
| break; |
| case XML_SCHEMAS_QNAME: |
| xmlSchemaPErr(ctxt, (xmlNodePtr) attr, |
| XML_SCHEMAS_ERR_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_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaPvalueAttrNode, " |
| "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) { |
| if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAV_CVC_DATATYPE_VALID_1_2_2, |
| ownerDes, ownerItem, (xmlNodePtr) attr, |
| type->builtInType, 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->builtInType, 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_SCHEMAS_ERR_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)); |
| } |
| /** |
| * xmlSchemaParseAttrDecls: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * @type: the hosting type |
| * |
| * 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, attr; |
| |
| lastattr = NULL; |
| 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; |
| } |
| if (IS_SCHEMA(child, "anyAttribute")) { |
| xmlSchemaWildcardPtr wildcard; |
| |
| wildcard = xmlSchemaParseAnyAttribute(ctxt, schema, child); |
| if (wildcard != NULL) { |
| if (type->type == XML_SCHEMA_TYPE_ATTRIBUTEGROUP) |
| ((xmlSchemaAttributeGroupPtr) type)->attributeWildcard = wildcard; |
| else |
| type->attributeWildcard = wildcard; |
| } |
| 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; |
| } |
| /* TODO: Check 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); |
| } |
| facet->id = xmlSchemaGetProp(ctxt, node, "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_UNKNOWN_PROCESSCONTENT_CHILD, |
| NULL, NULL, node, |
| XML_SCHEMAS_UNKNOWN, "(strict | skip | lax)", pc, |
| NULL, NULL, NULL); |
| wildc->processContents = XML_SCHEMAS_ANY_STRICT; |
| ret = XML_SCHEMAP_UNKNOWN_PROCESSCONTENT_CHILD; |
| } |
| /* |
| * Build the namespace constraints. |
| */ |
| attr = xmlSchemaGetPropNode(node, "namespace"); |
| ns = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if ((ns == 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, |
| XML_SCHEMAS_UNKNOWN, |
| "((##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); |
| } |
| /** |
| * xmlSchemaParseAny: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Any declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the new type structure or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseAny(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| xmlSchemaWildcardPtr wildc; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| snprintf((char *) name, 30, "any %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_ANY; |
| type->minOccurs = xmlGetMinOccurs(ctxt, node); |
| type->maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| wildc = xmlSchemaAddWildcard(ctxt); |
| /* |
| * This is not nice, since it is won't be used as a attribute wildcard, |
| * but better than adding a field to the structure. |
| */ |
| type->attributeWildcard = wildc; |
| xmlSchemaParseWildcardNs(ctxt, schema, wildc, node); |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_SEQUENCE_CHILD, |
| "Sequence %s has unexpected content\n", type->name, |
| NULL); |
| } |
| |
| return (type); |
| } |
| |
| /** |
| * 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); |
| } |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_NOTATION_CHILD, |
| "notation %s has unexpected content\n", name, NULL); |
| } |
| |
| 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 an attribute def structure or NULL |
| */ |
| static xmlSchemaWildcardPtr |
| xmlSchemaParseAnyAttribute(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaWildcardPtr ret; |
| xmlNodePtr child = NULL; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| ret = xmlSchemaAddWildcard(ctxt); |
| if (ret == NULL) { |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_ANY_ATTRIBUTE; |
| ret->id = xmlSchemaGetProp(ctxt, node, "id"); |
| if (xmlSchemaParseWildcardNs(ctxt, schema, ret, node) != 0) { |
| xmlSchemaFreeWildcard(ret); |
| return (NULL); |
| } |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (child != NULL) { |
| /* TODO: Change the error code. */ |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_ANYATTRIBUTE_CHILD, |
| 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[100]; |
| 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, 99, "#aRef %d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| ret = xmlSchemaAddAttribute(ctxt, schema, name, NULL); |
| 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; |
| /* |
| 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, |
| 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 (schema->targetNamespace != NULL) { |
| 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, |
| XML_SCHEMAS_UNKNOWN, "(qualified | unqualified)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } else if (schema->flags & XML_SCHEMAS_QUALIF_ATTR) |
| ns = schema->targetNamespace; |
| } |
| } |
| ret = xmlSchemaAddAttribute(ctxt, schema, name, ns); |
| 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); |
| } |
| /* TODO: Check ID. */ |
| ret->id = xmlSchemaGetProp(ctxt, node, "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, |
| XML_SCHEMAS_UNKNOWN, "(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, |
| XML_SCHEMAS_UNKNOWN, "(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, *refNs = NULL, *ref = NULL; |
| xmlSchemaAttributeGroupPtr ret; |
| xmlNodePtr child = NULL; |
| const xmlChar *oldcontainer; |
| char buf[100]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| oldcontainer = ctxt->container; |
| name = xmlSchemaGetProp(ctxt, node, "name"); |
| if (name == NULL) { |
| ref = xmlGetQNameProp(ctxt, node, "ref", &refNs); |
| if (ref == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_ATTRGRP_NONAME_NOREF, |
| "Attribute group or particle: One of the attributes 'name' " |
| "or 'ref' must be present.\n", NULL, |
| NULL); |
| return (NULL); |
| } |
| snprintf(buf, 99, "anonattrgroup %d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| if (name == NULL) { |
| xmlSchemaPErrMemory(ctxt, "creating attribute group", node); |
| return (NULL); |
| } |
| } |
| ret = xmlSchemaAddAttributeGroup(ctxt, schema, name); |
| if (ret == NULL) { |
| return (NULL); |
| } |
| ret->ref = ref; |
| ret->refNs = refNs; |
| ret->type = XML_SCHEMA_TYPE_ATTRIBUTEGROUP; |
| if (topLevel) |
| ret->flags |= XML_SCHEMAS_ATTRGROUP_GLOBAL; |
| ret->node = node; |
| child = node->children; |
| ctxt->container = name; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, (xmlSchemaTypePtr) ret); |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_ATTRGRP_CHILD, |
| "Attribute group '%s' has unexpected content.\n", name, |
| NULL); |
| } |
| ctxt->container = oldcontainer; |
| return (ret); |
| } |
| |
| /** |
| * 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 (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); |
| } |
| |
| /** |
| * xmlSchemaParseElement: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Element declaration |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the parsed element declaration. |
| */ |
| static xmlSchemaElementPtr |
| xmlSchemaParseElement(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| const xmlChar *name = NULL; |
| const xmlChar *attrValue; |
| xmlChar *repName = NULL; |
| xmlSchemaElementPtr ret; |
| xmlNodePtr child = NULL; |
| const xmlChar *oldcontainer; |
| xmlAttrPtr attr, nameAttr; |
| int minOccurs, maxOccurs; |
| int isRef = 0; |
| |
| /* 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); |
| |
| oldcontainer = ctxt->container; |
| |
| nameAttr = xmlSchemaGetPropNode(node, "name"); |
| attr = xmlSchemaGetPropNode(node, "ref"); |
| if ((topLevel) || (attr == NULL)) { |
| if (nameAttr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| (xmlChar **) &xmlSchemaElemDesElemDecl, NULL, node, |
| "name", NULL); |
| return (NULL); |
| } |
| name = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) nameAttr); |
| } else { |
| isRef = 1; |
| |
| } |
| /* |
| * ... unless minOccurs=maxOccurs=0, in which case the item corresponds |
| * to no component at all |
| * TODO: It might be better to validate the element, even if it won't be |
| * used. |
| */ |
| minOccurs = xmlGetMinOccurs(ctxt, node); |
| maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| if ((minOccurs == 0) && (maxOccurs == 0)) |
| 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. |
| */ |
| if (isRef) { |
| char buf[100]; |
| const xmlChar *refNs = NULL, *ref = NULL, *refPrefix; |
| |
| /* |
| * Parse as a particle. |
| */ |
| xmlSchemaPValAttrNodeQName(ctxt, schema, |
| (xmlChar **) &xmlSchemaElemDesAttrRef, |
| NULL, attr, &refNs, &refPrefix, &ref); |
| |
| snprintf(buf, 99, "#eRef %d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| ret = xmlSchemaAddElement(ctxt, schema, name, NULL); |
| if (ret == NULL) { |
| if (repName != NULL) |
| xmlFree(repName); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_ELEMENT; |
| ret->node = node; |
| ret->ref = ref; |
| ret->refNs = refNs; |
| ret->refPrefix = refPrefix; |
| ret->flags |= XML_SCHEMAS_ELEM_REF; |
| /* |
| * Check for illegal attributes. |
| */ |
| /* |
| * 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, |
| &repName, (xmlSchemaTypePtr) ret, nameAttr, |
| "ref", "name"); |
| } |
| /* 3.3.3 : 2.2 */ |
| 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 "maxOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "name"))) { |
| xmlSchemaPCustomAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_2_2, |
| &repName, (xmlSchemaTypePtr) ret, 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, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } |
| attr = attr->next; |
| } |
| } else { |
| const xmlChar *ns = NULL, *fixed; |
| |
| /* |
| * Parse as an element declaration. |
| */ |
| if (xmlSchemaPValAttrNode(ctxt, |
| (xmlChar **) &xmlSchemaElemDesElemDecl, NULL, nameAttr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &name) != 0) |
| return (NULL); |
| /* |
| * Evaluate the target namespace. |
| */ |
| if (schema->targetNamespace != NULL) { |
| 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, |
| (xmlChar **) &xmlSchemaElemDesElemDecl, NULL, |
| (xmlNodePtr) attr, |
| XML_SCHEMAS_UNKNOWN, "(qualified | unqualified)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } else if (schema->flags & XML_SCHEMAS_QUALIF_ELEM) |
| ns = schema->targetNamespace; |
| } |
| } |
| ret = xmlSchemaAddElement(ctxt, schema, name, ns); |
| if (ret == NULL) { |
| if (repName != NULL) |
| xmlFree(repName); |
| return (NULL); |
| } |
| ret->type = XML_SCHEMA_TYPE_ELEMENT; |
| ret->node = node; |
| /* |
| * 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 "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. |
| */ |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_E_PROPS_CORRECT_3, |
| &repName, (xmlSchemaTypePtr) ret, attr); |
| } else if ((!xmlStrEqual(attr->name, BAD_CAST "maxOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "minOccurs")) && |
| (!xmlStrEqual(attr->name, BAD_CAST "form"))) { |
| |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, 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, |
| &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; |
| } |
| /* |
| * Extract/validate attributes. |
| */ |
| if (topLevel) { |
| /* |
| * Process top attributes of global element declarations here. |
| */ |
| ret->flags |= XML_SCHEMAS_ELEM_GLOBAL; |
| ret->flags |= XML_SCHEMAS_ELEM_TOPLEVEL; |
| xmlSchemaPValAttrQName(ctxt, schema, &repName, |
| (xmlSchemaTypePtr) ret, node, "substitutionGroup", |
| &(ret->substGroupNs), NULL, &(ret->substGroup)); |
| if (xmlGetBooleanProp(ctxt, &repName, (xmlSchemaTypePtr) ret, |
| node, "abstract", 0)) |
| ret->flags |= XML_SCHEMAS_ELEM_ABSTRACT; |
| /* |
| * Attribute "final". |
| */ |
| attr = xmlSchemaGetPropNode(node, "final"); |
| if (attr == NULL) { |
| ret->flags |= XML_SCHEMAS_ELEM_FINAL_ABSENT; |
| } else { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(ret->flags), |
| -1, |
| XML_SCHEMAS_ELEM_FINAL_EXTENSION, |
| XML_SCHEMAS_ELEM_FINAL_RESTRICTION, -1, -1, -1) != 0) { |
| xmlSchemaPSimpleTypeErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_INVALID_VALUE, |
| &repName, (xmlSchemaTypePtr) ret, (xmlNodePtr) attr, |
| XML_SCHEMAS_UNKNOWN, "(#all | List of (extension | restriction))", |
| attrValue, NULL, NULL, NULL); |
| } |
| } |
| } |
| /* |
| * Attribute "block". |
| */ |
| attr = xmlSchemaGetPropNode(node, "block"); |
| if (attr == NULL) { |
| ret->flags |= XML_SCHEMAS_ELEM_BLOCK_ABSENT; |
| } else { |
| attrValue = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (xmlSchemaPValAttrBlockFinal(attrValue, &(ret->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, |
| &repName, (xmlSchemaTypePtr) ret, (xmlNodePtr) attr, |
| XML_SCHEMAS_UNKNOWN, "(#all | List of (extension | " |
| "restriction | substitution))", attrValue, |
| NULL, NULL, NULL); |
| } |
| } |
| if (xmlGetBooleanProp(ctxt, &repName, (xmlSchemaTypePtr) ret, |
| node, "nillable", 0)) |
| ret->flags |= XML_SCHEMAS_ELEM_NILLABLE; |
| |
| xmlSchemaPValAttrQName(ctxt, schema, |
| &repName, (xmlSchemaTypePtr) ret, node, |
| "type", &(ret->namedTypeNs), NULL, &(ret->namedType)); |
| |
| ret->value = xmlSchemaGetProp(ctxt, node, "default"); |
| attr = xmlSchemaGetPropNode(node, "fixed"); |
| if (attr != NULL) { |
| fixed = xmlSchemaGetNodeContent(ctxt, (xmlNodePtr) attr); |
| if (ret->value != NULL) { |
| /* |
| * 3.3.3 : 1 |
| * default and fixed must not both be present. |
| */ |
| xmlSchemaPMutualExclAttrErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_1, |
| &repName, (xmlSchemaTypePtr) ret, attr, |
| "default", "fixed"); |
| } else { |
| ret->flags |= XML_SCHEMAS_ELEM_FIXED; |
| ret->value = fixed; |
| } |
| } |
| } |
| /* |
| * Extract/validate common attributes. |
| */ |
| /* TODO: Check ID: */ |
| ret->id = xmlSchemaGetProp(ctxt, node, "id"); |
| ret->minOccurs = minOccurs; |
| ret->maxOccurs = maxOccurs; |
| if ((topLevel != 1) && (ret->maxOccurs != UNBOUNDED)) { |
| /* |
| * TODO: Maby we should better not create the element/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, |
| &repName, (xmlSchemaTypePtr) ret, |
| xmlSchemaGetPropNode(node, "maxOccurs"), |
| "The value must be greater than or equal to 1"); |
| } else if (minOccurs > maxOccurs) { |
| /* |
| * 2.1 {min occurs} must not be greater than {max occurs}. |
| */ |
| xmlSchemaPCustomAttrErr(ctxt, |
| XML_SCHEMAP_P_PROPS_CORRECT_2_1, |
| &repName, (xmlSchemaTypePtr) ret, |
| xmlSchemaGetPropNode(node, "minOccurs"), |
| "The value must not be greater than the value of 'maxOccurs'"); |
| } |
| } |
| |
| /* |
| * And now for the children... |
| */ |
| ctxt->container = name; |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| ret->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| if (isRef) { |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_2_2, |
| &repName, (xmlSchemaTypePtr) ret, node, child, |
| NULL, "(annotation?)"); |
| } |
| } else { |
| if (IS_SCHEMA(child, "complexType")) { |
| /* |
| * 3.3.3 : 3 |
| * "type" and either <simpleType> or <complexType> are mutually |
| * exclusive |
| */ |
| if (ret->namedType != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_3, |
| &repName, (xmlSchemaTypePtr) ret, node, child, |
| "The attribute 'type' and the <complexType> child are " |
| "mutually exclusive", NULL); |
| } else |
| ret->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 (ret->namedType != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_SRC_ELEMENT_3, |
| &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; |
| } |
| while ((IS_SCHEMA(child, "unique")) || |
| (IS_SCHEMA(child, "key")) || (IS_SCHEMA(child, "keyref"))) { |
| TODO child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPContentErr(ctxt, |
| XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| &repName, (xmlSchemaTypePtr) ret, node, child, |
| NULL, "(annotation?, ((simpleType | complexType)?, " |
| "(unique | key | keyref)*))"); |
| } |
| |
| } |
| ctxt->container = oldcontainer; |
| /* |
| * Cleanup. |
| */ |
| if (repName != NULL) |
| xmlFree(repName); |
| /* |
| * NOTE: Element Declaration Representation OK 4. will be checked at a |
| * different layer. |
| */ |
| return (ret); |
| } |
| |
| /** |
| * 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 error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseUnion(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype, last = NULL; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| |
| snprintf((char *) name, 30, "union %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->type = XML_SCHEMA_TYPE_UNION; |
| type->node = node; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->base = xmlSchemaGetProp(ctxt, node, "memberTypes"); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| 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) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_UNION_CHILD, |
| "<union> has unexpected content.\n", type->name, |
| NULL); |
| } |
| return (type); |
| } |
| |
| /** |
| * 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, subtype; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| snprintf((char *) name, 30, "list %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_LIST; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| xmlSchemaPValAttrQName(ctxt, schema, NULL, NULL, |
| node, "itemType", &(type->baseNs), NULL, &(type->base)); |
| subtype = NULL; |
| if (IS_SCHEMA(child, "simpleType")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| type->subtypes = subtype; |
| /* |
| * This is a hack to save the information that a local |
| * simple type was defined. |
| */ |
| type->baseType = subtype; |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_LIST_CHILD, |
| "<list> has unexpected content.\n", type->name, |
| NULL); |
| } |
| return (type); |
| } |
| |
| /** |
| * 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, subtype, ctxtType; |
| xmlNodePtr child = NULL; |
| const xmlChar *attrValue = NULL; |
| xmlChar *repName = NULL; |
| xmlAttrPtr attr; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| attr = xmlSchemaGetPropNode(node, "name"); |
| |
| if (topLevel) { |
| if (attr == NULL) { |
| xmlSchemaPMissingAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_MISSING, |
| (xmlChar **) &xmlSchemaElemDesAttrDecl, NULL, node, |
| "name", NULL); |
| return (NULL); |
| } else if (xmlSchemaPValAttrNode(ctxt, |
| (xmlChar **) &xmlSchemaElemDesAttrDecl, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_NCNAME), &attrValue) != 0) { |
| return (NULL); |
| } |
| } |
| |
| if (topLevel == 0) { |
| char buf[100]; |
| |
| /* |
| * Parse as local simple type definition. |
| */ |
| snprintf(buf, 99, "#st %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, (const xmlChar *)buf, NULL); |
| 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, |
| &repName, type, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, type, attr); |
| } |
| attr = attr->next; |
| } |
| } else { |
| /* |
| * Parse as global simple type definition. |
| */ |
| type = xmlSchemaAddType(ctxt, schema, attrValue, schema->targetNamespace); |
| 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, |
| &repName, type, attr); |
| } |
| } else if (xmlStrEqual(attr->ns->href, xmlSchemaNs)) { |
| xmlSchemaPIllegalAttrErr(ctxt, |
| XML_SCHEMAP_S4S_ATTR_NOT_ALLOWED, |
| &repName, 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, |
| &repName, type, (xmlNodePtr) attr, |
| XML_SCHEMAS_UNKNOWN, "(#all | List of (list | union | restriction)", |
| attrValue, NULL, NULL, NULL); |
| } |
| } |
| } |
| /* TODO: Check id. */ |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| /* |
| * And now for the children... |
| */ |
| ctxtType = ctxt->ctxtType; |
| ctxt->ctxtType = type; |
| ctxt->parentItem = type; |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| subtype = NULL; |
| if (IS_SCHEMA(child, "restriction")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseRestriction(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "list")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseList(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "union")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseUnion(ctxt, schema, child); |
| child = child->next; |
| } |
| type->subtypes = subtype; |
| if ((child != NULL) || (subtype == NULL)) { |
| xmlSchemaPContentErr(ctxt, XML_SCHEMAP_S4S_ELEM_NOT_ALLOWED, |
| &repName, type, node, child, NULL, |
| "(annotation?, (restriction | list | union))"); |
| } |
| ctxt->ctxtType = ctxtType; |
| if (repName != NULL) |
| xmlFree(repName); |
| |
| return (type); |
| } |
| |
| |
| /** |
| * xmlSchemaParseGroup: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema 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 xmlSchemaTypePtr |
| xmlSchemaParseGroup(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node, int topLevel) |
| { |
| xmlSchemaTypePtr type, subtype; |
| xmlNodePtr child = NULL; |
| const xmlChar *name; |
| const xmlChar *ref = NULL, *refNs = NULL; |
| char buf[100]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| |
| name = xmlSchemaGetProp(ctxt, node, "name"); |
| if (name == NULL) { |
| ref = xmlGetQNameProp(ctxt, node, "ref", &refNs); |
| if (ref == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_GROUP_NONAME_NOREF, |
| "Group definition or particle: One of the attributes \"name\" " |
| "or \"ref\" must be present.\n", NULL, NULL); |
| return (NULL); |
| } |
| if (refNs == NULL) |
| refNs = schema->targetNamespace; |
| snprintf(buf, 99, "anongroup %d", ctxt->counter++ + 1); |
| name = (const xmlChar *) buf; |
| } |
| type = xmlSchemaAddGroup(ctxt, schema, name); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_GROUP; |
| if (topLevel) |
| type->flags |= XML_SCHEMAS_TYPE_GLOBAL; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->ref = ref; |
| type->refNs = refNs; |
| type->minOccurs = xmlGetMinOccurs(ctxt, node); |
| type->maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| subtype = NULL; |
| if (IS_SCHEMA(child, "all")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseAll(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseSequence(ctxt, schema, child); |
| child = child->next; |
| } |
| if (subtype != NULL) |
| type->subtypes = subtype; |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_GROUP_CHILD, |
| "Group definition \"%s\" has unexpected content.\n", type->name, |
| NULL); |
| } |
| |
| return (type); |
| } |
| |
| /** |
| * xmlSchemaParseAll: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema All 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 |
| xmlSchemaParseAll(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype, last = NULL; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| |
| snprintf((char *) name, 30, "all%d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_ALL; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->minOccurs = xmlGetMinOccurs(ctxt, node); |
| if (type->minOccurs > 1) |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_INVALID_MINOCCURS, |
| "<all>: The value of the attribute \"minOccurs\" is invalid. " |
| "Either \"0\" or \"1\" is expected.\n", NULL, NULL); |
| type->maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| if (type->maxOccurs > 1) |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_INVALID_MAXOCCURS, |
| "<all>: The value of the attribute \"maxOccurs\" is invalid. " |
| "Either \"0\" or \"1\" is expected.\n", NULL, NULL); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| while (IS_SCHEMA(child, "element")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseElement(ctxt, schema, child, 0); |
| if (subtype != NULL) { |
| if (subtype->minOccurs > 1) |
| xmlSchemaPErr(ctxt, child, XML_SCHEMAP_INVALID_MINOCCURS, |
| "invalid value for minOccurs (must be 0 or 1).\n", |
| NULL, NULL); |
| if (subtype->maxOccurs > 1) |
| xmlSchemaPErr(ctxt, child, XML_SCHEMAP_INVALID_MAXOCCURS, |
| "invalid value for maxOccurs (must be 0 or 1).\n", |
| NULL, NULL); |
| if (last == NULL) { |
| type->subtypes = subtype; |
| last = subtype; |
| } else { |
| last->next = subtype; |
| last = subtype; |
| } |
| last->next = NULL; |
| } |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_ALL_CHILD, |
| "<all> has unexpected content.\n", type->name, |
| NULL); |
| } |
| |
| return (type); |
| } |
| |
| /** |
| * 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. |
| */ |
| 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_SCHEMAS_ERR_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; |
| } |
| |
| |
| /** |
| * 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 -1 in case of error, 0 if the declaration is improper and |
| * 1 in case of success. |
| */ |
| static int |
| xmlSchemaParseImport(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlNodePtr child = NULL; |
| xmlSchemaImportPtr import = NULL; |
| const xmlChar *namespace; |
| const xmlChar *schemaLocation; |
| const xmlChar *previous; |
| xmlURIPtr check; |
| |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| |
| namespace = xmlSchemaGetProp(ctxt, node, "namespace"); |
| if (namespace != NULL) { |
| check = xmlParseURI((const char *) namespace); |
| if (check == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_IMPORT_NAMESPACE_NOT_URI, |
| "Element <import>: The value \"%s\" of the attribute \"namespace\" is " |
| "not a valid URI.\n", |
| namespace, NULL); |
| return (-1); |
| } else { |
| xmlFreeURI(check); |
| } |
| } |
| schemaLocation = xmlSchemaGetProp(ctxt, node, "schemaLocation"); |
| if (schemaLocation != NULL) { |
| xmlChar *base = NULL; |
| xmlChar *URI = NULL; |
| check = xmlParseURI((const char *) schemaLocation); |
| if (check == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_IMPORT_SCHEMA_NOT_URI, |
| "Element <import>: The value \"%s\" of the attribute \"schemaLocation\" is " |
| "not a valid URI.\n", |
| schemaLocation, NULL); |
| return (-1); |
| } else { |
| xmlFreeURI(check); |
| } |
| base = xmlNodeGetBase(node->doc, node); |
| if (base == NULL) { |
| URI = xmlBuildURI(schemaLocation, node->doc->URL); |
| } else { |
| URI = xmlBuildURI(schemaLocation, base); |
| xmlFree(base); |
| } |
| if (URI != NULL) { |
| schemaLocation = xmlDictLookup(ctxt->dict, URI, -1); |
| xmlFree(URI); |
| } |
| } |
| if (schema->schemasImports == NULL) { |
| schema->schemasImports = xmlHashCreate(10); |
| if (schema->schemasImports == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_FAILED_BUILD_IMPORT, |
| "Internal error: failed to build import table.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| } |
| if (namespace == NULL) { |
| import = xmlHashLookup(schema->schemasImports, |
| XML_SCHEMAS_DEFAULT_NAMESPACE); |
| if (import != NULL) |
| previous = import->schemaLocation; |
| else |
| previous = NULL; |
| |
| if (schemaLocation != NULL) { |
| if (previous != NULL) { |
| if (!xmlStrEqual(schemaLocation, previous)) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_IMPORT_REDEFINE_NSNAME, |
| "<import>: Redefining import for default namespace " |
| "with a different URI: \"%s\".\n", |
| schemaLocation, NULL); |
| } |
| } else { |
| import = xmlSchemaImportSchema(ctxt, schemaLocation); |
| if (import == NULL) { |
| return (-1); |
| } |
| xmlHashAddEntry(schema->schemasImports, |
| XML_SCHEMAS_DEFAULT_NAMESPACE, |
| import); |
| } |
| } |
| } else { |
| import = xmlHashLookup(schema->schemasImports, namespace); |
| if (import != NULL) |
| previous = import->schemaLocation; |
| else |
| previous = NULL; |
| |
| if (schemaLocation != NULL) { |
| if (previous != NULL) { |
| if (!xmlStrEqual(schemaLocation, previous)) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_IMPORT_REDEFINE_NSNAME, |
| "<import>: Redefining import for namespace \"%s\" with " |
| "a different URI: \"%s\".\n", |
| namespace, schemaLocation); |
| } |
| } else { |
| import = xmlSchemaImportSchema(ctxt, schemaLocation); |
| if (import == NULL) { |
| return (-1); |
| } |
| if (!xmlStrEqual(import->schema->targetNamespace, namespace)) { |
| if (namespace == NULL) { |
| |
| if (import->schema->targetNamespace != NULL) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_SRC_IMPORT_3_2, |
| "<import>: No \"namespace\" attribute was " |
| "specified, thus the imported schema document " |
| "must have no target namespace.\n", |
| NULL, NULL); |
| } |
| } else { |
| if (import->schema->targetNamespace != NULL) { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_SRC_IMPORT_3_1, |
| "<import>: The value \"%s\" of the attribute " |
| "\"namespace\" is not identical to the " |
| "target namespace \"%s\" of the " |
| "imported schema document.\n", |
| namespace, import->schema->targetNamespace); |
| } else { |
| xmlSchemaPErr(ctxt, node, XML_SCHEMAP_SRC_IMPORT_3_1, |
| "<import>: The attribute \"namespace\", requires " |
| "the imported schema document to have a target " |
| "namespace of \"%s\".\n", |
| namespace, NULL); |
| } |
| } |
| xmlSchemaFreeImport(import); |
| return (-1); |
| } |
| |
| xmlHashAddEntry(schema->schemasImports, |
| namespace, import); |
| |
| } |
| } |
| } |
| |
| child = node->children; |
| while (IS_SCHEMA(child, "annotation")) { |
| /* |
| * the annotations here are simply discarded ... |
| */ |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_IMPORT_CHILD, |
| "<import> has unexpected content.\n", NULL, NULL); |
| return (-1); |
| } |
| return (1); |
| } |
| |
| /** |
| * 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; |
| } |
| } |
| |
| /** |
| * 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")) { |
| xmlSchemaParseGroup(ctxt, schema, child, 1); |
| 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; |
| } |
| |
| /** |
| * 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; |
| xmlURIPtr check; |
| xmlDocPtr doc; |
| xmlNodePtr root; |
| xmlSchemaIncludePtr include; |
| int wasConvertingNs = 0; |
| |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (-1); |
| |
| /* |
| * Preliminary step, extract the URI-Reference for the include and |
| * make an URI from the base. |
| */ |
| schemaLocation = xmlSchemaGetProp(ctxt, node, "schemaLocation"); |
| if (schemaLocation != NULL) { |
| xmlChar *base = NULL; |
| xmlChar *URI = NULL; |
| check = xmlParseURI((const char *) schemaLocation); |
| if (check == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_INCLUDE_SCHEMA_NOT_URI, |
| "<include>: The value \"%s\" of the attribute " |
| "\"schemaLocation\" is not a valid URI.\n", |
| schemaLocation, NULL); |
| return (-1); |
| } else { |
| xmlFreeURI(check); |
| } |
| base = xmlNodeGetBase(node->doc, node); |
| if (base == NULL) { |
| URI = xmlBuildURI(schemaLocation, node->doc->URL); |
| } else { |
| URI = xmlBuildURI(schemaLocation, base); |
| xmlFree(base); |
| } |
| if (URI != NULL) { |
| schemaLocation = xmlDictLookup(ctxt->dict, URI, -1); |
| xmlFree(URI); |
| } |
| } else { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_INCLUDE_SCHEMA_NO_URI, |
| "<include>: The attribute \"schemaLocation\" is missing.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| |
| child = node->children; |
| while (IS_SCHEMA(child, "annotation")) { |
| /* |
| * the annotations here are simply discarded ... |
| */ |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_INCLUDE_CHILD, |
| "<include> has unexpected content.\n", NULL, NULL); |
| return (-1); |
| } |
| |
| /* |
| * First step is to parse the input document into an DOM/Infoset |
| */ |
| doc = xmlReadFile((const char *) schemaLocation, NULL, |
| SCHEMAS_PARSE_OPTIONS); |
| if (doc == NULL) { |
| xmlSchemaPErr(ctxt, NULL, |
| XML_SCHEMAP_FAILED_LOAD, |
| "<include>: failed to load the document \"%s\".\n", |
| ctxt->URL, NULL); |
| return(-1); |
| } |
| |
| /* |
| * Then extract the root of the schema |
| */ |
| root = xmlDocGetRootElement(doc); |
| if (root == NULL) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_NOROOT, |
| "<include>: The included document \"%s\" has no document " |
| "element.\n", schemaLocation, NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } |
| |
| /* |
| * Remove all the blank text nodes |
| */ |
| xmlSchemaCleanupDoc(ctxt, root); |
| |
| /* |
| * Check the schemas top level element |
| */ |
| if (!IS_SCHEMA(root, "schema")) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_NOT_SCHEMA, |
| "<include>: The document \"%s\" is not a schema document.\n", |
| schemaLocation, NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } |
| |
| targetNamespace = xmlSchemaGetProp(ctxt, node, "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]). |
| */ |
| if (targetNamespace != NULL) { |
| if (schema->targetNamespace == NULL) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_SRC_INCLUDE, |
| "<include>: The target namespace of the included schema " |
| "\"%s\" has to be absent, since the including schema " |
| "has no target namespace.\n", |
| schemaLocation, NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } else if (!xmlStrEqual(targetNamespace, schema->targetNamespace)) { |
| xmlSchemaPErr(ctxt, (xmlNodePtr) doc, |
| XML_SCHEMAP_SRC_INCLUDE, |
| "<include>: The target namespace \"%s\" of the included " |
| "schema \"%s\" is different from \"%s\" of the including " |
| "schema.\n", |
| schemaLocation, NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } |
| } else if (schema->targetNamespace != NULL) { |
| if ((schema->flags & XML_SCHEMAS_INCLUDING_CONVERT_NS) == 0) { |
| schema->flags |= XML_SCHEMAS_INCLUDING_CONVERT_NS; |
| } else |
| wasConvertingNs = 1; |
| } |
| /* |
| * register the include |
| */ |
| include = (xmlSchemaIncludePtr) xmlMalloc(sizeof(xmlSchemaInclude)); |
| if (include == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating included schema", NULL); |
| xmlFreeDoc(doc); |
| return (-1); |
| } |
| |
| memset(include, 0, sizeof(xmlSchemaInclude)); |
| include->schemaLocation = xmlDictLookup(ctxt->dict, schemaLocation, -1); |
| include->doc = doc; |
| include->next = schema->includes; |
| schema->includes = include; |
| |
| /* |
| * parse the declarations in the included file like if they |
| * were in the original file. |
| */ |
| /* |
| * TODO FIXME URGENT: The validation of the <schema> element is not done here. |
| * Additionally the default values (e.g. "blockDefault", "elementFormDefault") |
| * are not set. We need to store the current values here, set them to the |
| * values of the included schema and recover the old ones afterwards. |
| */ |
| xmlSchemaParseSchemaTopLevel(ctxt, schema, root->children); |
| /* |
| * Remove the converting flag. |
| */ |
| if (wasConvertingNs == 0) |
| schema->flags ^= XML_SCHEMAS_INCLUDING_CONVERT_NS; |
| return (1); |
| } |
| |
| /** |
| * xmlSchemaParseChoice: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Choice 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 |
| xmlSchemaParseChoice(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype, last = NULL; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| |
| snprintf((char *) name, 30, "choice %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_CHOICE; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->minOccurs = xmlGetMinOccurs(ctxt, node); |
| type->maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| while ((IS_SCHEMA(child, "element")) || |
| (IS_SCHEMA(child, "group")) || |
| (IS_SCHEMA(child, "any")) || |
| (IS_SCHEMA(child, "choice")) || |
| (IS_SCHEMA(child, "sequence"))) { |
| subtype = NULL; |
| if (IS_SCHEMA(child, "element")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseElement(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "group")) { |
| subtype = xmlSchemaParseGroup(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "any")) { |
| subtype = xmlSchemaParseAny(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = xmlSchemaParseSequence(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| } |
| 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) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_UNKNOWN_CHOICE_CHILD, |
| "<choice> has unexpected content.\n", |
| NULL, NULL); |
| } |
| |
| return (type); |
| } |
| |
| /** |
| * xmlSchemaParseSequence: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * 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 xmlSchemaTypePtr |
| xmlSchemaParseSequence(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype, last = NULL; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| |
| snprintf((char *) name, 30, "sequence %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_SEQUENCE; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->minOccurs = xmlGetMinOccurs(ctxt, node); |
| type->maxOccurs = xmlGetMaxOccurs(ctxt, node); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| while ((IS_SCHEMA(child, "element")) || |
| (IS_SCHEMA(child, "group")) || |
| (IS_SCHEMA(child, "any")) || |
| (IS_SCHEMA(child, "choice")) || |
| (IS_SCHEMA(child, "sequence"))) { |
| subtype = NULL; |
| if (IS_SCHEMA(child, "element")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseElement(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "group")) { |
| subtype = xmlSchemaParseGroup(ctxt, schema, child, 0); |
| } else if (IS_SCHEMA(child, "any")) { |
| subtype = xmlSchemaParseAny(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = xmlSchemaParseSequence(ctxt, schema, child); |
| } |
| 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) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_SEQUENCE_CHILD, |
| "<sequence> has unexpected content.\n", |
| NULL, NULL); |
| } |
| |
| return (type); |
| } |
| |
| /** |
| * 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) |
| { |
| xmlSchemaTypePtr type, subtype; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| const xmlChar *oldcontainer; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| oldcontainer = ctxt->container; |
| |
| snprintf((char *) name, 30, "restriction %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->type = XML_SCHEMA_TYPE_RESTRICTION; |
| type->node = node; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| type->base = xmlGetQNameProp(ctxt, node, "base", &(type->baseNs)); |
| if ((type->base == NULL) && |
| (ctxt->parentItem->type == XML_SCHEMA_TYPE_COMPLEX_CONTENT)) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_RESTRICTION_NONAME_NOREF, |
| "<restriction>: The attribute \"base\" is missing.\n", |
| type->name, NULL); |
| } |
| ctxt->container = name; |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| subtype = NULL; |
| |
| if (ctxt->parentItem->type == XML_SCHEMA_TYPE_COMPLEX_CONTENT) { |
| if (IS_SCHEMA(child, "all")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseAll(ctxt, schema, child); |
| child = child->next; |
| type->subtypes = subtype; |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| child = child->next; |
| type->subtypes = subtype; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseSequence(ctxt, schema, child); |
| child = child->next; |
| type->subtypes = subtype; |
| } else if (IS_SCHEMA(child, "group")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseGroup(ctxt, schema, child, 0); |
| child = child->next; |
| type->subtypes = subtype; |
| } |
| } else if ((ctxt->ctxtType->type == XML_SCHEMA_TYPE_SIMPLE) || |
| (ctxt->parentItem->type == XML_SCHEMA_TYPE_SIMPLE_CONTENT)) { |
| xmlSchemaFacetPtr facet, lastfacet = NULL; |
| |
| if (IS_SCHEMA(child, "simpleType")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseSimpleType(ctxt, schema, child, 0); |
| /* |
| * For the simple type this serves as the base type. |
| */ |
| type->baseType = subtype; |
| /* |
| * For the complex type this serves as information for the |
| * definition of the content type. |
| * Additionally this is a hack for the simple type, to save |
| * the information that a local simple type was defined; thus |
| * allowing to check: src-restriction-base-or-simpleType. |
| */ |
| type->subtypes = subtype; |
| child = child->next; |
| } |
| /* |
| * Add the facets to the parent simpleType/complexType. |
| */ |
| /* |
| * 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) |
| ctxt->ctxtType->facets = facet; |
| else |
| lastfacet->next = facet; |
| lastfacet = facet; |
| lastfacet->next = NULL; |
| } |
| child = child->next; |
| } |
| /* |
| * Create links for derivation and validation. |
| */ |
| if (lastfacet != NULL) { |
| xmlSchemaFacetLinkPtr facetLink, lastFacetLink = NULL; |
| |
| facet = ctxt->ctxtType->facets; |
| do { |
| facetLink = (xmlSchemaFacetLinkPtr) xmlMalloc(sizeof(xmlSchemaFacetLink)); |
| if (facetLink == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocation a facet link", NULL); |
| xmlFree(facetLink); |
| return (NULL); |
| } |
| facetLink->facet = facet; |
| facetLink->next = NULL; |
| if (lastFacetLink == NULL) |
| ctxt->ctxtType->facetSet = facetLink; |
| else |
| lastFacetLink->next = facetLink; |
| lastFacetLink = facetLink; |
| facet = facet->next; |
| } while (facet != NULL); |
| } |
| } |
| if (ctxt->ctxtType->type == XML_SCHEMA_TYPE_COMPLEX) |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_RESTRICTION_CHILD, |
| "<restriction> has unexpected content.\n", |
| type->name, NULL); |
| } |
| ctxt->container = oldcontainer; |
| return (type); |
| } |
| |
| /** |
| * xmlSchemaParseExtension: |
| * @ctxt: a schema validation context |
| * @schema: the schema being built |
| * @node: a subtree containing XML Schema informations |
| * |
| * parse a XML schema Extension definition |
| * *WARNING* this interface is highly subject to change |
| * |
| * Returns the type definition or NULL in case of error |
| */ |
| static xmlSchemaTypePtr |
| xmlSchemaParseExtension(xmlSchemaParserCtxtPtr ctxt, xmlSchemaPtr schema, |
| xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| const xmlChar *oldcontainer; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| oldcontainer = ctxt->container; |
| |
| snprintf((char *) name, 30, "extension %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->type = XML_SCHEMA_TYPE_EXTENSION; |
| type->node = node; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| ctxt->container = name; |
| |
| type->base = xmlGetQNameProp(ctxt, node, "base", &(type->baseNs)); |
| if (type->base == NULL) { |
| xmlSchemaPErr2(ctxt, node, child, XML_SCHEMAP_EXTENSION_NO_BASE, |
| "<extension>: The attribute \"base\" is missing.\n", |
| type->name, NULL); |
| } |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| subtype = NULL; |
| |
| if (IS_SCHEMA(child, "all")) { |
| subtype = xmlSchemaParseAll(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = xmlSchemaParseSequence(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "group")) { |
| subtype = xmlSchemaParseGroup(ctxt, schema, child, 0); |
| child = child->next; |
| } |
| if (subtype != NULL) |
| type->subtypes = subtype; |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_EXTENSION_CHILD, |
| "<extension> has unexpected content.\n", type->name, |
| NULL); |
| } |
| ctxt->container = oldcontainer; |
| return (type); |
| } |
| |
| /** |
| * 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 xmlSchemaTypePtr |
| xmlSchemaParseSimpleContent(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| snprintf((char *) name, 30, "simpleContent %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->type = XML_SCHEMA_TYPE_SIMPLE_CONTENT; |
| type->node = node; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| ctxt->parentItem = type; |
| subtype = NULL; |
| if (IS_SCHEMA(child, "restriction")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseRestriction(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "extension")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseExtension(ctxt, schema, child); |
| child = child->next; |
| } |
| type->subtypes = subtype; |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_SIMPLECONTENT_CHILD, |
| "<simpleContent> has unexpected content.\n", |
| NULL, NULL); |
| } |
| return (type); |
| } |
| |
| /** |
| * 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 xmlSchemaTypePtr |
| xmlSchemaParseComplexContent(xmlSchemaParserCtxtPtr ctxt, |
| xmlSchemaPtr schema, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type, subtype; |
| xmlNodePtr child = NULL; |
| xmlChar name[30]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| snprintf((char *) name, 30, "complexContent %d", ctxt->counter++ + 1); |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| if (type == NULL) |
| return (NULL); |
| type->type = XML_SCHEMA_TYPE_COMPLEX_CONTENT; |
| type->node = node; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| |
| child = node->children; |
| if (IS_SCHEMA(child, "annotation")) { |
| type->annot = xmlSchemaParseAnnotation(ctxt, schema, child); |
| child = child->next; |
| } |
| ctxt->parentItem = type; |
| subtype = NULL; |
| if (IS_SCHEMA(child, "restriction")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseRestriction(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "extension")) { |
| subtype = (xmlSchemaTypePtr) |
| xmlSchemaParseExtension(ctxt, schema, child); |
| child = child->next; |
| } |
| type->subtypes = subtype; |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_COMPLEXCONTENT_CHILD, |
| "<complexContent> has unexpected content.\n", |
| NULL, NULL); |
| } |
| return (type); |
| } |
| |
| /** |
| * 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, subtype, ctxtType; |
| xmlNodePtr child = NULL; |
| const xmlChar *name; |
| const xmlChar *oldcontainer; |
| char buf[100]; |
| |
| if ((ctxt == NULL) || (schema == NULL) || (node == NULL)) |
| return (NULL); |
| |
| ctxtType = ctxt->ctxtType; |
| |
| oldcontainer = ctxt->container; |
| name = xmlSchemaGetProp(ctxt, node, "name"); |
| if (name == NULL) { |
| snprintf(buf, 99, "complexType %d", ctxt->counter++ + 1); |
| name = (const xmlChar *)buf; |
| type = xmlSchemaAddType(ctxt, schema, name, NULL); |
| } else { |
| |
| /* local = xmlSchemaGetNamespace(ctxt, schema, node, name, &ns); */ |
| type = xmlSchemaAddType(ctxt, schema, name, schema->targetNamespace); |
| } |
| if (type == NULL) { |
| return (NULL); |
| } |
| if (xmlGetBooleanProp(ctxt, NULL, type, node, "mixed", 0)) |
| type->flags |= XML_SCHEMAS_TYPE_MIXED; |
| |
| type->node = node; |
| type->type = XML_SCHEMA_TYPE_COMPLEX; |
| if (topLevel) |
| type->flags |= XML_SCHEMAS_TYPE_GLOBAL; |
| type->id = xmlSchemaGetProp(ctxt, node, "id"); |
| 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; |
| type->subtypes = xmlSchemaParseSimpleContent(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "complexContent")) { |
| type->subtypes = xmlSchemaParseComplexContent(ctxt, schema, child); |
| child = child->next; |
| } else { |
| subtype = NULL; |
| |
| if (IS_SCHEMA(child, "all")) { |
| subtype = xmlSchemaParseAll(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "choice")) { |
| subtype = xmlSchemaParseChoice(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "sequence")) { |
| subtype = xmlSchemaParseSequence(ctxt, schema, child); |
| child = child->next; |
| } else if (IS_SCHEMA(child, "group")) { |
| subtype = xmlSchemaParseGroup(ctxt, schema, child, 0); |
| child = child->next; |
| } |
| if (subtype != NULL) |
| type->subtypes = subtype; |
| child = xmlSchemaParseAttrDecls(ctxt, schema, child, type); |
| } |
| if (child != NULL) { |
| xmlSchemaPErr2(ctxt, node, child, |
| XML_SCHEMAP_UNKNOWN_COMPLEXTYPE_CHILD, |
| "Complex type definition \"%s\" has unexpected content.\n", |
| type->name, NULL); |
| } |
| if (type->attributeWildcard != NULL) |
| type->flags |= XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD; |
| 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; |
| |
| if ((ctxt == NULL) || (node == NULL)) |
| return (NULL); |
| |
| nberrors = ctxt->nberrors; |
| ctxt->nberrors = 0; |
| if (IS_SCHEMA(node, "schema")) { |
| schema = xmlSchemaNewSchema(ctxt); |
| if (schema == NULL) |
| return (NULL); |
| attr = xmlSchemaGetPropNode(node, "targetNamespace"); |
| if (attr != NULL) { |
| xmlSchemaPValAttrNode(ctxt, NULL, NULL, attr, |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYURI), &val); |
| /* |
| * TODO: Should we proceed with an invalid target namespace? |
| */ |
| schema->targetNamespace = xmlDictLookup(ctxt->dict, val, -1); |
| } else { |
| schema->targetNamespace = NULL; |
| } |
| /* TODO: Check id. */ |
| schema->id = xmlSchemaGetProp(ctxt, node, "id"); |
| xmlSchemaPValAttr(ctxt, NULL, NULL, node, "version", |
| xmlSchemaGetBuiltInType(XML_SCHEMAS_TOKEN), &(schema->version)); |
| |
| val = xmlSchemaGetProp(ctxt, node, "elementFormDefault"); |
| if (val != NULL) { |
| if (xmlStrEqual(val, BAD_CAST "qualified")) |
| schema->flags |= XML_SCHEMAS_QUALIF_ELEM; |
| else if (!xmlStrEqual(val, BAD_CAST "unqualified")) { |
| xmlSchemaPErr(ctxt, node, |
| XML_SCHEMAP_ELEMFORMDEFAULT_VALUE, |
| "Element \"schema\": The value \"%s\" of the attribute " |
| "\"elementFormDefault\" is not valid. Expected is " |
| "(qualified | unqualified).\n", |
| val, NULL); |
| } |
| } else { |
| /* Removed, since the default value for elementFormDefault |
| * is "unqualified". |
| */ |
| /* schema->flags |= XML_SCHEMAS_QUALIF_ELEM; */ |
| } |
| val = xmlSchemaGetProp(ctxt, node, "attributeFormDefault"); |
| if (val != NULL) { |
| if (xmlStrEqual(val, BAD_CAST "qualified")) |
| schema->flags |= XML_SCHEMAS_QUALIF_ATTR; |
| else if (!xmlStrEqual(val, BAD_CAST "unqualified")) { |
| xmlSchemaPErr(ctxt, node, |
| XML_SCHEMAP_ATTRFORMDEFAULT_VALUE, |
| "Element \"schema\": The value \"%s\" of the attribute " |
| "\"attributeFormDefault\" is not valid. Expected is " |
| "(qualified | unqualified).\n", |
| val, NULL); |
| } |
| } |
| |
| val = xmlSchemaGetProp(ctxt, node, "finalDefault"); |
| if (val != NULL) { |
| 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) { |
| xmlSchemaPErr(ctxt, node, |
| XML_SCHEMAP_ATTRFORMDEFAULT_VALUE, |
| "Element \"schema\": The value \"%s\" of the attribute " |
| "\"finalDefault\" is not valid. Expected is " |
| "(#all | List of (extension | restriction | list | " |
| "union)).\n", |
| val, NULL); |
| } |
| } |
| |
| val = xmlSchemaGetProp(ctxt, node, "blockDefault"); |
| if (val != NULL) { |
| if (xmlSchemaPValAttrBlockFinal(val, &(schema->flags), -1, |
| XML_SCHEMAS_BLOCK_DEFAULT_EXTENSION, |
| XML_SCHEMAS_BLOCK_DEFAULT_RESTRICTION, |
| XML_SCHEMAS_BLOCK_DEFAULT_SUBSTITUTION, -1, -1) != 0) { |
| xmlSchemaPErr(ctxt, node, |
| XML_SCHEMAP_ATTRFORMDEFAULT_VALUE, |
| "Element \"schema\": The value \"%s\" of the attribute " |
| "\"blockDefault\" is not valid. Expected is " |
| "(#all | List of (extension | restriction | " |
| "substitution)).\n", |
| val, NULL); |
| } |
| } |
| |
| 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; |
| } |
| } |
| ctxt->nberrors = nberrors; |
| #ifdef DEBUG |
| if (schema == NULL) |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaParse() failed\n"); |
| #endif |
| return (schema); |
| } |
| |
| /************************************************************************ |
| * * |
| * Validating using Schemas * |
| * * |
| ************************************************************************/ |
| |
| /************************************************************************ |
| * * |
| * Reading/Writing Schemas * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * 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); |
| } |
| |
| /** |
| * 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); |
| xmlDictFree(ctxt->dict); |
| xmlFree(ctxt); |
| } |
| |
| /************************************************************************ |
| * * |
| * Building the content models * |
| * * |
| ************************************************************************/ |
| |
| /** |
| * xmlSchemaBuildAContentModel: |
| * @type: the schema type definition |
| * @ctxt: the schema parser context |
| * @name: the element name whose content is being built |
| * |
| * Generate the automata sequence needed for that type |
| */ |
| static void |
| xmlSchemaBuildAContentModel(xmlSchemaTypePtr type, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name) |
| { |
| if (type == NULL) { |
| xmlGenericError(xmlGenericErrorContext, |
| "Found unexpected type = NULL in %s content model\n", |
| name); |
| return; |
| } |
| switch (type->type) { |
| case XML_SCHEMA_TYPE_ANY: { |
| xmlAutomataStatePtr start, end; |
| xmlSchemaWildcardPtr wild; |
| xmlSchemaWildcardNsPtr ns; |
| |
| wild = type->attributeWildcard; |
| |
| if (wild == NULL) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaBuildAContentModel, " |
| "no wildcard on xsd:any.\n", NULL, NULL); |
| return; |
| } |
| |
| start = ctxt->state; |
| end = xmlAutomataNewState(ctxt->am); |
| |
| if (type->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 "*", type); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| /* |
| * 2. the {"*"} for elements in no namespace. |
| */ |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", NULL, type); |
| 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, type); |
| 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, type); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", type); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| } |
| } else { |
| int counter; |
| xmlAutomataStatePtr hop; |
| int maxOccurs = |
| type->maxOccurs == UNBOUNDED ? UNBOUNDED : type->maxOccurs - 1; |
| int minOccurs = |
| type->minOccurs < 1 ? 0 : type->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 "*", type); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", NULL, type); |
| 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, type); |
| 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, type); |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| start, NULL, BAD_CAST "*", BAD_CAST "*", type); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| } |
| xmlAutomataNewCountedTrans(ctxt->am, hop, start, counter); |
| xmlAutomataNewCounterTrans(ctxt->am, hop, end, counter); |
| } |
| if (type->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, start, end); |
| } |
| ctxt->state = end; |
| break; |
| } |
| case XML_SCHEMA_TYPE_ELEMENT:{ |
| xmlSchemaElementPtr elem = (xmlSchemaElementPtr) type; |
| |
| /* TODO : handle the namespace too */ |
| xmlAutomataStatePtr oldstate = ctxt->state; |
| |
| if (elem->maxOccurs >= UNBOUNDED) { |
| if (elem->minOccurs > 1) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, |
| NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| elem->minOccurs - |
| 1, UNBOUNDED); |
| |
| if (elem->refDecl != NULL) { |
| xmlSchemaBuildAContentModel((xmlSchemaTypePtr) |
| elem->refDecl, |
| ctxt, |
| elem->refDecl-> |
| name); |
| } else { |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, NULL, |
| elem->name, |
| elem->targetNamespace, |
| type); |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, oldstate, |
| counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, NULL, |
| counter); |
| |
| } else { |
| if (elem->refDecl != NULL) { |
| xmlSchemaBuildAContentModel((xmlSchemaTypePtr) |
| elem->refDecl, |
| ctxt, |
| elem->refDecl-> |
| name); |
| } else { |
| ctxt->state = |
| xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, NULL, |
| elem->name, |
| elem->targetNamespace, |
| type); |
| } |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, |
| oldstate); |
| if (elem->minOccurs == 0) { |
| /* basically an elem* */ |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| } else if ((elem->maxOccurs > 1) || (elem->minOccurs > 1)) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| elem->minOccurs - 1, |
| elem->maxOccurs - 1); |
| |
| if (elem->refDecl != NULL) { |
| xmlSchemaBuildAContentModel((xmlSchemaTypePtr) |
| elem->refDecl, ctxt, |
| elem->refDecl->name); |
| } else { |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, |
| NULL, |
| elem->name, |
| elem->targetNamespace, |
| type); |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, oldstate, |
| counter); |
| ctxt->state = xmlAutomataNewCounterTrans(ctxt->am, tmp, |
| NULL, |
| counter); |
| if (elem->minOccurs == 0) { |
| /* basically an elem? */ |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| |
| } else { |
| if (elem->refDecl != NULL) { |
| xmlSchemaBuildAContentModel((xmlSchemaTypePtr) |
| elem->refDecl, ctxt, |
| elem->refDecl->name); |
| } else { |
| ctxt->state = xmlAutomataNewTransition2(ctxt->am, |
| ctxt->state, |
| NULL, |
| elem->name, |
| elem->targetNamespace, |
| type); |
| } |
| if (elem->minOccurs == 0) { |
| /* basically an elem? */ |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_SEQUENCE:{ |
| xmlSchemaTypePtr subtypes; |
| |
| /* |
| * If max and min occurances are default (1) then |
| * simply iterate over the subtypes |
| */ |
| if ((type->minOccurs == 1) && (type->maxOccurs == 1)) { |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, name); |
| subtypes = subtypes->next; |
| } |
| } else { |
| xmlAutomataStatePtr oldstate = ctxt->state; |
| |
| if (type->maxOccurs >= UNBOUNDED) { |
| if (type->minOccurs > 1) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, |
| NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| type-> |
| minOccurs - 1, |
| UNBOUNDED); |
| |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, |
| name); |
| subtypes = subtypes->next; |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, |
| oldstate, counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, |
| NULL, counter); |
| |
| } else { |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, |
| name); |
| subtypes = subtypes->next; |
| } |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, |
| oldstate); |
| if (type->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| } else if ((type->maxOccurs > 1) |
| || (type->minOccurs > 1)) { |
| xmlAutomataStatePtr tmp; |
| int counter; |
| |
| ctxt->state = xmlAutomataNewEpsilon(ctxt->am, |
| oldstate, |
| NULL); |
| oldstate = ctxt->state; |
| |
| counter = xmlAutomataNewCounter(ctxt->am, |
| type->minOccurs - |
| 1, |
| type->maxOccurs - |
| 1); |
| |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, |
| name); |
| subtypes = subtypes->next; |
| } |
| tmp = ctxt->state; |
| xmlAutomataNewCountedTrans(ctxt->am, tmp, oldstate, |
| counter); |
| ctxt->state = |
| xmlAutomataNewCounterTrans(ctxt->am, tmp, NULL, |
| counter); |
| if (type->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| |
| } else { |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, |
| name); |
| subtypes = subtypes->next; |
| } |
| if (type->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, oldstate, |
| ctxt->state); |
| } |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_CHOICE:{ |
| xmlSchemaTypePtr subtypes; |
| xmlAutomataStatePtr start, end; |
| |
| start = ctxt->state; |
| end = xmlAutomataNewState(ctxt->am); |
| |
| /* |
| * iterate over the subtypes and remerge the end with an |
| * epsilon transition |
| */ |
| if (type->maxOccurs == 1) { |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| ctxt->state = start; |
| xmlSchemaBuildAContentModel(subtypes, ctxt, name); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, end); |
| subtypes = subtypes->next; |
| } |
| } else { |
| int counter; |
| xmlAutomataStatePtr hop; |
| int maxOccurs = type->maxOccurs == UNBOUNDED ? |
| UNBOUNDED : type->maxOccurs - 1; |
| int minOccurs = |
| type->minOccurs < 1 ? 0 : type->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); |
| |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| ctxt->state = start; |
| xmlSchemaBuildAContentModel(subtypes, ctxt, name); |
| xmlAutomataNewEpsilon(ctxt->am, ctxt->state, hop); |
| subtypes = subtypes->next; |
| } |
| xmlAutomataNewCountedTrans(ctxt->am, hop, start, |
| counter); |
| xmlAutomataNewCounterTrans(ctxt->am, hop, end, |
| counter); |
| } |
| if (type->minOccurs == 0) { |
| xmlAutomataNewEpsilon(ctxt->am, start, end); |
| } |
| ctxt->state = end; |
| break; |
| } |
| case XML_SCHEMA_TYPE_ALL:{ |
| xmlAutomataStatePtr start; |
| xmlSchemaTypePtr subtypes; |
| |
| xmlSchemaElementPtr elem; |
| int lax; |
| |
| subtypes = type->subtypes; |
| if (subtypes == NULL) |
| break; |
| start = ctxt->state; |
| while (subtypes != NULL) { |
| ctxt->state = start; |
| /* |
| * the following 'if' was needed to fix bug 139897 |
| * not quite sure why it only needs to be done for |
| * elements with a 'ref', but it seems to work ok. |
| */ |
| if (subtypes->ref != NULL) |
| xmlSchemaBuildAContentModel(subtypes, ctxt, name); |
| elem = (xmlSchemaElementPtr) subtypes; |
| /* TODO : handle the namespace too */ |
| if ((elem->minOccurs == 1) && (elem->maxOccurs == 1)) { |
| xmlAutomataNewOnceTrans(ctxt->am, ctxt->state, |
| ctxt->state, elem->name, 1, |
| 1, subtypes); |
| } else { |
| xmlAutomataNewCountTrans(ctxt->am, ctxt->state, |
| ctxt->state, elem->name, |
| elem->minOccurs, |
| elem->maxOccurs, |
| subtypes); |
| } |
| subtypes = subtypes->next; |
| } |
| lax = type->minOccurs == 0; |
| ctxt->state = |
| xmlAutomataNewAllTrans(ctxt->am, ctxt->state, NULL, |
| lax); |
| break; |
| } |
| case XML_SCHEMA_TYPE_RESTRICTION: |
| if (type->subtypes != NULL) |
| xmlSchemaBuildAContentModel(type->subtypes, ctxt, name); |
| break; |
| case XML_SCHEMA_TYPE_EXTENSION: |
| if (type->baseType != NULL) { |
| xmlSchemaTypePtr subtypes; |
| |
| if (type->recurse) { |
| /* TODO: Change the error code. */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_BASE_TYPE, |
| NULL, type, type->node, |
| "This item is circular", NULL); |
| return; |
| } |
| type->recurse = 1; |
| xmlSchemaBuildAContentModel(type->baseType, ctxt, name); |
| type->recurse = 0; |
| subtypes = type->subtypes; |
| while (subtypes != NULL) { |
| xmlSchemaBuildAContentModel(subtypes, ctxt, name); |
| subtypes = subtypes->next; |
| } |
| } else if (type->subtypes != NULL) |
| xmlSchemaBuildAContentModel(type->subtypes, ctxt, name); |
| break; |
| case XML_SCHEMA_TYPE_GROUP: |
| if (type->subtypes == NULL) { |
| xmlSchemaTypePtr rgroup; |
| if (type->ref != NULL) { |
| rgroup = xmlSchemaGetGroup(ctxt->schema, type->ref, |
| type->refNs); |
| if (rgroup == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, type, NULL, |
| "ref", type->ref, type->refNs, |
| XML_SCHEMA_TYPE_GROUP, NULL); |
| return; |
| } |
| xmlSchemaBuildAContentModel(rgroup, ctxt, name); |
| break; |
| } |
| } |
| case XML_SCHEMA_TYPE_COMPLEX: |
| case XML_SCHEMA_TYPE_COMPLEX_CONTENT: |
| if (type->subtypes != NULL) |
| xmlSchemaBuildAContentModel(type->subtypes, ctxt, name); |
| break; |
| default: |
| xmlGenericError(xmlGenericErrorContext, |
| "Found unexpected type %d in %s content model\n", |
| type->type, name); |
| return; |
| } |
| } |
| |
| /** |
| * xmlSchemaBuildContentModel: |
| * @elem: the element |
| * @ctxt: the schema parser context |
| * @name: the element name |
| * |
| * Builds the content model of the element. |
| */ |
| static void |
| xmlSchemaBuildContentModel(xmlSchemaElementPtr elem, |
| xmlSchemaParserCtxtPtr ctxt, |
| const xmlChar * name) |
| { |
| xmlAutomataStatePtr start; |
| |
| if (elem->contModel != NULL) |
| return; |
| if (elem->subtypes == NULL) { |
| elem->contentType = XML_SCHEMA_CONTENT_ANY; |
| return; |
| } |
| if (elem->subtypes->type != XML_SCHEMA_TYPE_COMPLEX) |
| return; |
| if ((elem->subtypes->contentType == XML_SCHEMA_CONTENT_BASIC) || |
| (elem->subtypes->contentType == XML_SCHEMA_CONTENT_SIMPLE)) |
| 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 elem %s\n", name); |
| return; |
| } |
| start = ctxt->state = xmlAutomataGetInitState(ctxt->am); |
| xmlSchemaBuildAContentModel(elem->subtypes, ctxt, name); |
| xmlAutomataSetFinalState(ctxt->am, ctxt->state); |
| elem->contModel = xmlAutomataCompile(ctxt->am); |
| if (elem->contModel == NULL) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAS_ERR_INTERNAL, |
| NULL, (xmlSchemaTypePtr) elem, NULL, |
| "Failed to compile the content model", NULL); |
| } else if (xmlRegexpIsDeterminist(elem->contModel) != 1) { |
| xmlSchemaPCustomErr(ctxt, XML_SCHEMAS_ERR_NOTDETERMINIST, |
| NULL, (xmlSchemaTypePtr) elem, NULL, |
| "The content model is not determinist", NULL); |
| } else { |
| #ifdef DEBUG_CONTENT_REGEXP |
| xmlGenericError(xmlGenericErrorContext, |
| "Content model of %s:\n", name); |
| xmlRegexpPrint(stderr, elem->contModel); |
| #endif |
| } |
| ctxt->state = NULL; |
| xmlFreeAutomata(ctxt->am); |
| ctxt->am = NULL; |
| } |
| |
| /** |
| * xmlSchemaRefFixupCallback: |
| * @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 |
| xmlSchemaRefFixupCallback(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->ref != NULL) { |
| xmlSchemaElementPtr elemDecl; |
| |
| /* |
| * 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. |
| */ |
| elemDecl = xmlSchemaGetElem(ctxt->schema, elem->ref, elem->refNs, 0); |
| if (elemDecl == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) elem, elem->node, |
| "ref", elem->ref, elem->refNs, |
| XML_SCHEMA_TYPE_ELEMENT, NULL); |
| } else |
| elem->refDecl = elemDecl; |
| } else { |
| 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, 0); |
| if (substHead == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) elem, NULL, |
| "substitutionGroup", elem->substGroup, elem->substGroupNs, |
| XML_SCHEMA_TYPE_ELEMENT, NULL); |
| } else { |
| xmlSchemaRefFixupCallback(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); |
| } |
| } |
| |
| /** |
| * xmlSchemaParseListRefFixup: |
| * @type: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Fixup of the itemType reference of the list type. |
| */ |
| static void |
| xmlSchemaParseListRefFixup(xmlSchemaTypePtr type, xmlSchemaParserCtxtPtr ctxt) |
| { |
| |
| if (((type->base == NULL) && |
| (type->subtypes == NULL)) || |
| ((type->base != NULL) && |
| (type->subtypes != NULL))) { |
| /* |
| * src-list-itemType-or-simpleType |
| * Either the itemType [attribute] or the <simpleType> [child] of |
| * the <list> element must be present, but not both. |
| */ |
| /* |
| * TODO: Move this to the parse function. |
| */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_LIST_ITEMTYPE_OR_SIMPLETYPE, |
| NULL, type, type->node, |
| "The attribute 'itemType' and the <simpleType> child " |
| "are mutually exclusive", NULL); |
| } else if (type->base!= NULL) { |
| type->subtypes = xmlSchemaGetType(ctxt->schema, type->base, type->baseNs); |
| if (type->subtypes == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, type, type->node, |
| "itemType", type->base, type->baseNs, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } |
| } |
| if ((type->subtypes != NULL) && |
| (type->subtypes->contentType == XML_SCHEMA_CONTENT_UNKNOWN)) |
| xmlSchemaTypeFixup(type->subtypes, ctxt, NULL); |
| } |
| |
| /** |
| * xmlSchemaParseUnionRefCheck: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Checks and builds the memberTypes of the union type. |
| * Returns -1 in case of an internal error, 0 otherwise. |
| */ |
| static int |
| xmlSchemaParseUnionRefCheck(xmlSchemaTypePtr type, |
| xmlSchemaParserCtxtPtr ctxt) |
| { |
| |
| xmlSchemaTypeLinkPtr link, lastLink = NULL, prevLink, subLink, newLink; |
| xmlSchemaTypePtr memberType, ctxtType; |
| |
| /* 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. |
| */ |
| |
| if (type->type != XML_SCHEMA_TYPE_UNION) |
| return (-1); |
| if (ctxt->ctxtType == NULL) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaParseUnionRefCheck, no parent type " |
| "available", NULL, NULL); |
| return (-1); |
| } |
| /* |
| * 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]. |
| */ |
| if ((type->base == NULL) && |
| (type->subtypes == NULL)) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_UNION_MEMBERTYPES_OR_SIMPLETYPES, |
| NULL, NULL, type->node, |
| "Either the attribute 'memberTypes' must be non-empty " |
| "or there must be at least one <simpleType> child", NULL); |
| } |
| |
| ctxtType = ctxt->ctxtType; |
| if (type->base != NULL) { |
| xmlAttrPtr attr; |
| const xmlChar *cur, *end; |
| xmlChar *tmp; |
| const xmlChar *localName, *uri; |
| |
| attr = xmlSchemaGetPropNode(type->node, "memberTypes"); |
| cur = type->base; |
| 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); |
| xmlSchemaPValAttrNodeQNameValue(ctxt, ctxt->schema, NULL, |
| NULL, attr, BAD_CAST tmp, &uri, NULL, &localName); |
| memberType = xmlSchemaGetType(ctxt->schema, localName, uri); |
| if (memberType == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_MEMBER_TYPE, |
| NULL, NULL, type->node, "memberTypes", localName, uri, |
| XML_SCHEMA_TYPE_SIMPLE, NULL); |
| } else { |
| if (memberType->contentType == XML_SCHEMA_CONTENT_UNKNOWN) |
| xmlSchemaTypeFixup(memberType, ctxt, NULL); |
| link = (xmlSchemaTypeLinkPtr) xmlMalloc(sizeof(xmlSchemaTypeLink)); |
| if (link == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating a type link", NULL); |
| return (-1); |
| } |
| link->type = memberType; |
| link->next = NULL; |
| if (lastLink == NULL) |
| ctxtType->memberTypes = link; |
| else |
| lastLink->next = link; |
| lastLink = link; |
| } |
| xmlFree(tmp); |
| cur = end; |
| } while (*cur != 0); |
| } |
| /* |
| * Add local simple types, |
| */ |
| memberType = type->subtypes; |
| while (memberType != NULL) { |
| if (memberType->contentType == XML_SCHEMA_CONTENT_UNKNOWN) |
| xmlSchemaTypeFixup(memberType, ctxt, NULL); |
| link = (xmlSchemaTypeLinkPtr) xmlMalloc(sizeof(xmlSchemaTypeLink)); |
| if (link == NULL) { |
| xmlSchemaPErrMemory(ctxt, "allocating a type link", NULL); |
| return (-1); |
| } |
| link->type = memberType; |
| link->next = NULL; |
| if (lastLink == NULL) |
| ctxtType->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 = ctxtType->memberTypes; |
| while (link != NULL) { |
| if (link->type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| subLink = link->type->memberTypes; |
| 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); |
| } |
| |
| /** |
| * xmlSchemaIsDerivedFromBuiltInType: |
| * @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) { |
| if (type->flags & XML_SCHEMAS_TYPE_BUILTIN_PRIMITIVE) |
| return (type); |
| type = type->baseType; |
| } |
| |
| return (NULL); |
| } |
| |
| |
| /** |
| * 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; |
| 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. |
| */ |
| *completeWild = xmlSchemaAddWildcard(ctxt); |
| (*completeWild)->type = XML_SCHEMA_TYPE_ANY_ATTRIBUTE; |
| if (xmlSchemaCloneWildcardNsConstraints(ctxt, |
| completeWild, group->attributeWildcard) == -1) |
| return (-1); |
| (*completeWild)->processContents = group->attributeWildcard->processContents; |
| /* |
| * Although the complete wildcard might not correspond to any |
| * node in the schema, we will save this context node. |
| */ |
| (*completeWild)->node = group->attributeWildcard->node; |
| |
| } else if (xmlSchemaIntersectWildcards(ctxt, *completeWild, group->attributeWildcard) == -1) { |
| xmlSchemaFreeWildcard(*completeWild); |
| return (-1); |
| } |
| } |
| } |
| attrs = attrs->next; |
| } |
| |
| 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; |
| |
| anyType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| /* |
| * Complex Type Definition with complex content Schema Component. |
| * |
| * Attribute uses. |
| */ |
| if (type->attributeUses != NULL) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaBuildAttributeValidation: " |
| "attribute uses already builded.\n", |
| NULL, NULL); |
| return (-1); |
| } |
| if (type->baseType == NULL) { |
| xmlSchemaPErr(ctxt, type->node, XML_SCHEMAS_ERR_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))) { |
| attrs = type->subtypes->subtypes->attributes; |
| type->attributeWildcard = type->subtypes->subtypes->attributeWildcard; |
| } else { |
| /* Short hand form of the complexType. */ |
| attrs = type->attributes; |
| } |
| /* |
| * Handle attribute wildcards. |
| */ |
| if (xmlSchemaBuildCompleteAttributeWildcard(ctxt, |
| attrs, &type->attributeWildcard) == -1) { |
| if ((type->attributeWildcard != NULL) && |
| /* Either we used the short hand form... */ |
| ((type->subtypes == NULL) || |
| /* Or complexType -> restriction/extension */ |
| (type->attributeWildcard != type->subtypes->subtypes->attributeWildcard))) |
| type->flags |= XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD; |
| return (-1); |
| } |
| /* |
| * TODO: This "onwed_attr_wildcard" is quite sensless: we should |
| * create the wildcard right from the start on the complexType, |
| * rather than on the <restriction>/<extension>. |
| */ |
| if ((type->attributeWildcard != NULL) && |
| /* Either we used the short hand form... */ |
| ((type->subtypes == NULL) || |
| /* Or complexType -> restriction/extension */ |
| (type->attributeWildcard != type->subtypes->subtypes->attributeWildcard))) |
| type->flags |= XML_SCHEMAS_TYPE_OWNED_ATTR_WILDCARD; |
| |
| 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. |
| */ |
| 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; |
| |
| 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 { |
| /* |
| * Override the attribute use. |
| */ |
| base->attr = cur->attr; |
| } |
| /* |
| * TODO: derivation-ok-restriction 2.1.2 ({type definition} must be validly derived) |
| * TODO: derivation-ok-restriction 2.1.3 |
| */ |
| 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) && |
| (baseType->contentType == XML_SCHEMA_CONTENT_UNKNOWN)) { |
| xmlSchemaPErr(ctxt, baseType->node, XML_SCHEMAS_ERR_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; |
| } |
| 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) { |
| 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)); |
| if (type->subtypes->type == XML_SCHEMA_TYPE_LIST) |
| /* 1 If the <list> alternative is chosen, then the type |
| * definition ·resolved· to by the ·actual value· of the |
| * itemType [attribute] of <list>, if present, otherwise |
| * the type definition corresponding to the <simpleType> |
| * among the [children] of <list>. |
| */ |
| return (type->subtypes->subtypes); |
| else { |
| /* 2 If the <restriction> option is chosen, then the |
| * {item type definition} of the {base type definition}. |
| */ |
| return (xmlSchemaGetListSimpleTypeItemType(type->baseType)); |
| } |
| } |
| |
| /** |
| * xmlSchemaCheckCOSSTDerivedOK: |
| * @type: the derived simple type definition |
| * @baseType: the base type definition |
| * |
| * 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) |
| { |
| /* |
| * Schema Component Constraint: Type Derivation OK (Simple) |
| * |
| * |
| * 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); |
| } |
| |
| |
| /** |
| * 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); |
| /* |
| * TODO: 1 The values of the properties of a simple type definition must be as |
| * described in the property tableau in Datatype definition, modulo the |
| * impact of Missing Sub-components (§5.3). |
| */ |
| /* 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) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "No base type existent", NULL); |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| } |
| if ((baseType->type != XML_SCHEMA_TYPE_SIMPLE) && |
| ((baseType->type != XML_SCHEMA_TYPE_BASIC) || |
| (baseType == anyType))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_1, |
| NULL, type, NULL, |
| "The base type %s is not a simple type", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL, 1)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_1); |
| } |
| if ((baseType != anySimpleType) && |
| (type->subtypes->type != XML_SCHEMA_TYPE_RESTRICTION)) { |
| 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", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL, 1)); |
| 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? */ |
| |
| /* |
| * 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}. |
| */ |
| baseType = type->baseType; |
| while ((baseType != NULL) && (baseType->type != XML_SCHEMA_TYPE_BASIC)) { |
| if (baseType->contentType == XML_SCHEMA_CONTENT_UNKNOWN) |
| xmlSchemaTypeFixup(baseType, ctxt, NULL); |
| if (baseType == anySimpleType) |
| break; |
| else if (baseType == type) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_ST_PROPS_CORRECT_2, |
| NULL, type, NULL, |
| "The definition is circular", NULL); |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_2); |
| } |
| baseType = baseType->baseType; |
| } |
| /* |
| * 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'", |
| xmlSchemaFormatItemForReport(&str, NULL, baseType, NULL, 1)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_ST_PROPS_CORRECT_3); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaCheckDerivationValidSimpleRestriction: |
| * @ctxt: the schema parser context |
| * @type: the simple type definition |
| * |
| * Checks if the given @type (simpleType) is derived |
| * validly by restriction. |
| * |
| * 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; |
| |
| /* STATE: error funcs converted. */ |
| |
| if (type->type != XML_SCHEMA_TYPE_SIMPLE) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "xmlSchemaCheckDerivationValidSimpleRestriction: 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", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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'", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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, |
| "xmlSchemaCheckDerivationValidSimpleRestriction: 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); |
| } |
| /* |
| * TODO: 1.3.2 (facet derivation) |
| */ |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| xmlSchemaTypePtr itemType = NULL; |
| |
| itemType = xmlSchemaGetListSimpleTypeItemType(type); |
| if (itemType == NULL) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "Internal error: xmlSchemaCheckDerivationValidSimpleRestriction: " |
| "failed to evaluate the item type of type '%s'.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| /* |
| * 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 must have a variety of atomic or union", |
| xmlSchemaFormatItemForReport(&str, NULL, itemType, NULL, 1)); |
| 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", |
| xmlSchemaFormatItemForReport(&str, NULL, member->type, NULL, 1)); |
| FREE_AND_NULL(str) |
| return (XML_SCHEMAP_COS_ST_RESTRICTS_2_1); |
| } |
| member = member->next; |
| } |
| } |
| |
| if (type->baseType == xmlSchemaGetBuiltInType(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'", |
| xmlSchemaFormatItemForReport(&str, NULL, itemType, NULL, 1)); |
| 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); |
| } |
| /* |
| * TODO: 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 ... |
| */ |
| /* |
| * 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", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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'", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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 = xmlSchemaGetListSimpleTypeItemType(type->baseType); |
| if (baseItemType == NULL) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_ERR_INTERNAL_ERROR, |
| "xmlSchemaCheckDerivationValidSimpleRestriction: " |
| "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", |
| xmlSchemaFormatItemForReport(&str, NULL, itemType, NULL, 1), |
| xmlSchemaFormatItemForReport(&strBIT, NULL, baseItemType, NULL, 1), |
| xmlSchemaFormatItemForReport(&strBT, NULL, type->baseType, NULL, 1)); |
| |
| 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); |
| /* |
| * TODO: 2.3.2.5 For each facet in the {facets} (call this DF), 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]. |
| */ |
| } |
| |
| |
| } |
| } 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 (((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", |
| xmlSchemaFormatItemForReport(&str, NULL, member->type, NULL, 1)); |
| 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 == xmlSchemaGetBuiltInType(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'", |
| xmlSchemaFormatItemForReport(&str, NULL, member->type, NULL, 1)); |
| 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. |
| */ |
| 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", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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'", |
| xmlSchemaFormatItemForReport(&str, NULL, type->baseType, NULL, 1)); |
| 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. |
| */ |
| /* |
| * TODO: 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. |
| */ |
| if (type->memberTypes != NULL) { |
| member = type->memberTypes; |
| baseMember = xmlSchemaGetUnionSimpleTypeMemberTypes(type->baseType); |
| if ((member == NULL) && (baseMember != NULL)) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: " |
| "xmlSchemaCheckDerivationValidSimpleRestriction " |
| "(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_SCHEMAS_ERR_INTERNAL, |
| "Internal error: " |
| "xmlSchemaCheckDerivationValidSimpleRestriction " |
| "(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", |
| xmlSchemaFormatItemForReport(&str, NULL, member->type, NULL, 1), |
| xmlSchemaFormatItemForReport(&strBMT, NULL, baseMember->type, NULL, 1), |
| xmlSchemaFormatItemForReport(&strBT, NULL, type->baseType, NULL, 1)); |
| 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); |
| |
| } |
| /* |
| * TODO: 3.3.2.5 (facet derivation) |
| */ |
| } |
| } |
| |
| 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) |
| { |
| /* |
| * NOTE: src-simple-type 2-4 are redundant, since the checks |
| * were are done for the corresponding <restriction>, <list> and <union> |
| * elements, but W3C wants a <simpleType> error as well, so it gets one. |
| * Maby this can be skipped in the future, if we get sure it's not needed. |
| */ |
| if (type->subtypes == NULL) { |
| xmlSchemaPErr(ctxt, type->node, |
| XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaCheckSRCSimpleType, " |
| "no subtype on simple type '%s'.\n", |
| type->name, NULL); |
| return (-1); |
| } |
| /* |
| * 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->subtypes->type == XML_SCHEMA_TYPE_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. |
| */ |
| if (((type->subtypes->base == NULL) && |
| ((type->subtypes->subtypes == NULL) || |
| (type->subtypes->subtypes->type != XML_SCHEMA_TYPE_SIMPLE))) || |
| ((type->subtypes->base != NULL) && |
| (type->subtypes->subtypes != NULL) && |
| (type->subtypes->subtypes->type == XML_SCHEMA_TYPE_SIMPLE))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_2, |
| NULL, type, NULL, |
| "Either the attribute 'base' or the <simpleType> child " |
| "must be present on the <restriction> child ", NULL); |
| return (XML_SCHEMAP_SRC_SIMPLE_TYPE_2); |
| } |
| } else if (type->subtypes->type == XML_SCHEMA_TYPE_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. |
| * NOTE: baseType is set to the local simple type definiton, |
| * if existent, at parse time. This is a hack and not nice. |
| */ |
| if (((type->subtypes->base == NULL) && |
| (type->baseType == NULL)) || |
| ((type->subtypes->base != NULL) && |
| (type->subtypes->baseType != NULL))) { |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_SRC_SIMPLE_TYPE_3, |
| NULL, type, NULL, |
| "Either the attribute 'itemType' or the <simpleType> child " |
| "must be present on the <list> child ", NULL); |
| return (XML_SCHEMAP_SRC_SIMPLE_TYPE_3); |
| } |
| |
| |
| } else if (type->subtypes->type == XML_SCHEMA_TYPE_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->contentType == XML_SCHEMA_CONTENT_UNKNOWN) |
| xmlSchemaTypeFixup(ancestor, ctxt, NULL); |
| if (ancestor == anySimpleType) |
| break; |
| else 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); |
| } else 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); |
| } |
| |
| /** |
| * xmlSchemaTypeFixup: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Fixes the content model of the type. |
| */ |
| static void |
| xmlSchemaTypeFixup(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name) |
| { |
| xmlSchemaTypePtr ctxtType; |
| |
| if (typeDecl == NULL) |
| return; |
| /* |
| * Do not allow the following types to be typefixed, prior to |
| * the corresponding simple/complex types. |
| */ |
| if (ctxt->ctxtType == NULL) { |
| switch (typeDecl->type) { |
| case XML_SCHEMA_TYPE_SIMPLE_CONTENT: |
| case XML_SCHEMA_TYPE_COMPLEX_CONTENT: |
| case XML_SCHEMA_TYPE_UNION: |
| case XML_SCHEMA_TYPE_RESTRICTION: |
| case XML_SCHEMA_TYPE_EXTENSION: |
| return; |
| default: |
| break; |
| } |
| } |
| if (name == NULL) |
| name = typeDecl->name; |
| if (typeDecl->contentType == XML_SCHEMA_CONTENT_UNKNOWN) { |
| switch (typeDecl->type) { |
| case XML_SCHEMA_TYPE_SIMPLE_CONTENT:{ |
| if (typeDecl->subtypes != NULL) { |
| if (typeDecl->subtypes->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN) { |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, |
| NULL); |
| } |
| typeDecl->contentType = |
| typeDecl->subtypes->contentType; |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_RESTRICTION:{ |
| xmlSchemaTypePtr base = NULL; |
| |
| ctxt->ctxtType->flags |= |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION; |
| if (typeDecl->subtypes != NULL) |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, NULL); |
| |
| if (typeDecl->base != NULL) { |
| base = |
| xmlSchemaGetType(ctxt->schema, typeDecl->base, |
| typeDecl->baseNs); |
| if (base == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, typeDecl, typeDecl->node, |
| "base", typeDecl->base, typeDecl->baseNs, |
| XML_SCHEMA_TYPE_BASIC, "type definition"); |
| } else if (base->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN) { |
| /* |
| * The base type might be not "type fixed" yet, |
| * so do it now. */ |
| /* |
| * TODO: Is a check for circular derivation already |
| * done? |
| */ |
| xmlSchemaTypeFixup(base, ctxt, NULL); |
| } |
| } |
| if (ctxt->ctxtType->type == XML_SCHEMA_TYPE_COMPLEX) { |
| /* |
| * ComplexType restriction. |
| */ |
| /* |
| * Base type: The type definition ·resolved· to by the ·actual |
| * value· of the base [attribute] |
| */ |
| ctxt->ctxtType->baseType = base; |
| /* |
| * Content type. |
| */ |
| if (typeDecl->subtypes == NULL) |
| /* 1.1.1 */ |
| typeDecl->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| else if ((typeDecl->subtypes->subtypes == NULL) && |
| ((typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_ALL) |
| || (typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_SEQUENCE))) |
| /* 1.1.2 */ |
| typeDecl->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| else if ((typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_CHOICE) |
| && (typeDecl->subtypes->subtypes == NULL)) |
| /* 1.1.3 */ |
| typeDecl->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| else { |
| /* 1.2 and 2.X are applied at the other layer */ |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_ELEMENTS; |
| } |
| } else { |
| /* |
| * SimpleType restriction. |
| */ |
| /* Base type: |
| * The Simple Type Definition component resolved to by |
| * the actual value of the base [attribute] or the |
| * <simpleType> [children], whichever is present. |
| */ |
| if ((base == NULL) && (typeDecl->subtypes != NULL)) { |
| base = typeDecl->subtypes; |
| ctxt->ctxtType->baseType = base; |
| if (base->contentType == XML_SCHEMA_CONTENT_UNKNOWN) |
| xmlSchemaTypeFixup(base, ctxt, NULL); |
| } else |
| ctxt->ctxtType->baseType = base; |
| |
| if (((typeDecl->base == NULL) && |
| ((typeDecl->subtypes == NULL) || |
| (typeDecl->subtypes->type != XML_SCHEMA_TYPE_SIMPLE))) || |
| ((typeDecl->base != NULL) && |
| (typeDecl->subtypes != NULL) && |
| (typeDecl->subtypes->type == XML_SCHEMA_TYPE_SIMPLE))) { |
| /* |
| * src-restriction-base-or-simpleType |
| * Either the base [attribute] or the simpleType [child] of the |
| * <restriction> element must be present, but not both. |
| * TODO: Move this to the parse function. |
| */ |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAP_SRC_RESTRICTION_BASE_OR_SIMPLETYPE, |
| "<restriction>: " |
| "Either the 'base' attribute or the <simpleType> child " |
| "must be present, but not both.\n", |
| typeDecl->name, NULL); |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_EXTENSION:{ |
| xmlSchemaTypePtr base = NULL; |
| xmlSchemaContentType explicitContentType; |
| |
| /* |
| * An extension does exist on a complexType only. |
| */ |
| ctxt->ctxtType->flags |= |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_EXTENSION; |
| if (typeDecl->recurse) { |
| /* TODO: The word "recursive" should be changed to "circular" here. */ |
| xmlSchemaPCustomErr(ctxt, |
| XML_SCHEMAP_UNKNOWN_BASE_TYPE, |
| NULL, typeDecl, typeDecl->node, |
| "This item is circular", NULL); |
| return; |
| } |
| if (typeDecl->base != NULL) { |
| base = |
| xmlSchemaGetType(ctxt->schema, typeDecl->base, |
| typeDecl->baseNs); |
| if (base == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, typeDecl, typeDecl->node, |
| "base", typeDecl->base, typeDecl->baseNs, |
| XML_SCHEMA_TYPE_BASIC, "type definition"); |
| } else if (base->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN) { |
| typeDecl->recurse = 1; |
| xmlSchemaTypeFixup(base, ctxt, NULL); |
| typeDecl->recurse = 0; |
| } |
| /* |
| * The type definition ·resolved· to by the ·actual |
| * value· of the base [attribute] |
| */ |
| ctxt->ctxtType->baseType = base; |
| /* |
| * TODO: This one is still needed for computation of |
| * the content model by xmlSchemaBuildAContentModel. |
| * Try to get rid of it. |
| */ |
| typeDecl->baseType = base; |
| } |
| if ((typeDecl->subtypes != NULL) && |
| (typeDecl->subtypes->contentType == XML_SCHEMA_CONTENT_UNKNOWN)) |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, NULL); |
| |
| explicitContentType = XML_SCHEMA_CONTENT_ELEMENTS; |
| if (typeDecl->subtypes == NULL) |
| /* 1.1.1 */ |
| explicitContentType = XML_SCHEMA_CONTENT_EMPTY; |
| else if ((typeDecl->subtypes->subtypes == NULL) && |
| ((typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_ALL) |
| || (typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_SEQUENCE))) |
| /* 1.1.2 */ |
| explicitContentType = XML_SCHEMA_CONTENT_EMPTY; |
| else if ((typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_CHOICE) |
| && (typeDecl->subtypes->subtypes == NULL)) |
| /* 1.1.3 */ |
| explicitContentType = XML_SCHEMA_CONTENT_EMPTY; |
| if (base != NULL) { |
| /* It will be reported later, if the base is missing. */ |
| if (explicitContentType == XML_SCHEMA_CONTENT_EMPTY) { |
| /* 2.1 */ |
| typeDecl->contentType = base->contentType; |
| } else if (base->contentType == |
| XML_SCHEMA_CONTENT_EMPTY) { |
| /* 2.2 imbitable ! */ |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_ELEMENTS; |
| } else { |
| /* 2.3 imbitable pareil ! */ |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_ELEMENTS; |
| } |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_COMPLEX:{ |
| ctxtType = ctxt->ctxtType; |
| ctxt->ctxtType = typeDecl; |
| if ((typeDecl->subtypes == NULL) || |
| ((typeDecl->subtypes->type != |
| XML_SCHEMA_TYPE_SIMPLE_CONTENT) && |
| (typeDecl->subtypes->type != |
| XML_SCHEMA_TYPE_COMPLEX_CONTENT))) { |
| /* |
| * 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. |
| */ |
| typeDecl->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| typeDecl->flags |= |
| XML_SCHEMAS_TYPE_DERIVATION_METHOD_RESTRICTION; |
| } |
| if (typeDecl->subtypes == NULL) { |
| typeDecl->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| if (typeDecl->flags & XML_SCHEMAS_TYPE_MIXED) |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_MIXED; |
| } else { |
| if ((typeDecl->subtypes != NULL) && |
| (typeDecl->subtypes->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN)) { |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, |
| NULL); |
| } |
| if (typeDecl->flags & XML_SCHEMAS_TYPE_MIXED) { |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_MIXED; |
| } else { |
| if (typeDecl->subtypes != NULL) { |
| typeDecl->contentType = |
| typeDecl->subtypes->contentType; |
| } |
| } |
| } |
| xmlSchemaBuildAttributeValidation(ctxt, typeDecl); |
| ctxt->ctxtType = ctxtType; |
| break; |
| } |
| case XML_SCHEMA_TYPE_COMPLEX_CONTENT:{ |
| if (typeDecl->subtypes == NULL) { |
| typeDecl->contentType = XML_SCHEMA_CONTENT_EMPTY; |
| if (typeDecl->flags & XML_SCHEMAS_TYPE_MIXED) |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_MIXED; |
| } else { |
| if (typeDecl->flags & XML_SCHEMAS_TYPE_MIXED) { |
| typeDecl->contentType = |
| XML_SCHEMA_CONTENT_MIXED; |
| } else { |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, |
| NULL); |
| if (typeDecl->subtypes != NULL) |
| typeDecl->contentType = |
| typeDecl->subtypes->contentType; |
| } |
| /* |
| * Removed due to implementation of the build of attribute uses. |
| */ |
| /* |
| if (typeDecl->attributes == NULL) |
| typeDecl->attributes = |
| typeDecl->subtypes->attributes; |
| */ |
| } |
| break; |
| } |
| case XML_SCHEMA_TYPE_SIMPLE: |
| /* |
| * Simple Type Definition Schema Component |
| * |
| */ |
| ctxtType = ctxt->ctxtType; |
| typeDecl->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| if (typeDecl->subtypes->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN) { |
| ctxt->ctxtType = typeDecl; |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, NULL); |
| } |
| /* Fixup base type */ |
| if ((typeDecl->baseType != NULL) && |
| (typeDecl->baseType->contentType == |
| XML_SCHEMA_CONTENT_UNKNOWN)) { |
| /* OPTIMIZE: Actually this one will never by hit, since |
| * the base type is already type-fixed in <restriction>. |
| */ |
| ctxt->ctxtType = typeDecl; |
| xmlSchemaTypeFixup(typeDecl->baseType, ctxt, NULL); |
| } |
| /* Base type: |
| * 2 If the <list> or <union> alternative is chosen, |
| * then the ·simple ur-type definition·. |
| */ |
| if (typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_LIST) { |
| typeDecl->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| typeDecl->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST; |
| } else if (typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_UNION) { |
| typeDecl->baseType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| typeDecl->flags |= XML_SCHEMAS_TYPE_VARIETY_UNION; |
| } else if (typeDecl->subtypes->type == |
| XML_SCHEMA_TYPE_RESTRICTION) { |
| xmlSchemaFacetLinkPtr facet, cur, last = NULL; |
| |
| /* |
| * Variety |
| * If the <restriction> alternative is chosen, then the |
| * {variety} of the {base type definition}. |
| */ |
| if (typeDecl->baseType != NULL) { |
| if (typeDecl->baseType->flags & |
| XML_SCHEMAS_TYPE_VARIETY_ATOMIC) |
| typeDecl->flags |= XML_SCHEMAS_TYPE_VARIETY_ATOMIC; |
| else if (typeDecl->baseType->flags & |
| XML_SCHEMAS_TYPE_VARIETY_LIST) |
| typeDecl->flags |= XML_SCHEMAS_TYPE_VARIETY_LIST; |
| else if (typeDecl->baseType->flags & |
| XML_SCHEMAS_TYPE_VARIETY_UNION) |
| typeDecl->flags |= XML_SCHEMAS_TYPE_VARIETY_UNION; |
| /* |
| * Schema Component Constraint: Simple Type Restriction |
| * (Facets) |
| * NOTE: Satisfaction of 1 and 2 arise from the fixup |
| * applied beforehand. |
| * |
| * 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 (typeDecl->baseType->facetSet != NULL) { |
| last = typeDecl->facetSet; |
| if (last != NULL) |
| while (last->next != NULL) |
| last = last->next; |
| cur = typeDecl->baseType->facetSet; |
| for (; cur != NULL; cur = cur->next) { |
| /* |
| * Base patterns won't be add here: |
| * they are ORed in a type and |
| * ANDed in derived types. This will |
| * happed at validation level by |
| * walking the base axis of the type. |
| */ |
| if (cur->facet->type == |
| XML_SCHEMA_FACET_PATTERN) |
| continue; |
| facet = NULL; |
| if ((typeDecl->facetSet != NULL) && |
| (cur->facet->type != |
| XML_SCHEMA_FACET_PATTERN) && |
| (cur->facet->type != |
| XML_SCHEMA_FACET_ENUMERATION)) { |
| facet = typeDecl->facetSet; |
| do { |
| if (cur->facet->type == |
| facet->facet->type) |
| break; |
| facet = facet->next; |
| } while (facet != NULL); |
| } |
| if (facet == NULL) { |
| facet = (xmlSchemaFacetLinkPtr) |
| xmlMalloc(sizeof(xmlSchemaFacetLink)); |
| if (facet == NULL) { |
| xmlSchemaPErrMemory(ctxt, |
| "fixing simpleType", NULL); |
| return; |
| } |
| facet->facet = cur->facet; |
| facet->next = NULL; |
| if (last == NULL) |
| typeDecl->facetSet = facet; |
| else |
| last->next = facet; |
| last = facet; |
| } |
| } |
| } |
| } |
| } |
| /* |
| * Check constraints. |
| */ |
| xmlSchemaCheckSRCSimpleType(ctxt, typeDecl); |
| ctxt->ctxtType = ctxtType; |
| break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| case XML_SCHEMA_TYPE_GROUP: |
| case XML_SCHEMA_TYPE_ALL: |
| case XML_SCHEMA_TYPE_CHOICE: |
| typeDecl->contentType = XML_SCHEMA_CONTENT_ELEMENTS; |
| break; |
| case XML_SCHEMA_TYPE_LIST: |
| xmlSchemaParseListRefFixup(typeDecl, ctxt); |
| typeDecl->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| break; |
| case XML_SCHEMA_TYPE_UNION: |
| xmlSchemaParseUnionRefCheck(typeDecl, ctxt); |
| typeDecl->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| break; |
| case XML_SCHEMA_TYPE_BASIC: |
| case XML_SCHEMA_TYPE_ANY: |
| case XML_SCHEMA_TYPE_FACET: |
| case XML_SCHEMA_TYPE_UR: |
| case XML_SCHEMA_TYPE_ELEMENT: |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| case XML_SCHEMA_TYPE_NOTATION: |
| 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: |
| typeDecl->contentType = XML_SCHEMA_CONTENT_SIMPLE; |
| if (typeDecl->subtypes != NULL) |
| xmlSchemaTypeFixup(typeDecl->subtypes, ctxt, NULL); |
| break; |
| } |
| } |
| #ifdef DEBUG_TYPE |
| if (typeDecl->node != NULL) { |
| xmlGenericError(xmlGenericErrorContext, |
| "Type of %s : %s:%d :", name, |
| typeDecl->node->doc->URL, |
| xmlGetLineNo(typeDecl->node)); |
| } else { |
| xmlGenericError(xmlGenericErrorContext, "Type of %s :", name); |
| } |
| switch (typeDecl->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: |
| 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) |
| { |
| static xmlSchemaTypePtr nonNegativeIntegerType = NULL; |
| int ret = 0; |
| |
| 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 XML Schemas the type holding a facet, |
| * cannot 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_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "the type '%s' has no base type.\n", |
| typeDecl->name, NULL); |
| return (-1); |
| } |
| } else |
| base = typeDecl; |
| /* |
| * TODO: Try to avoid creating a new context. |
| */ |
| vctxt = xmlSchemaNewValidCtxt(NULL); |
| if (vctxt == NULL) { |
| xmlSchemaPErr(ctxt, typeDecl->node, |
| XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaCheckFacet, " |
| "creating a new validation context.\n", |
| typeDecl->name, NULL); |
| return (-1); |
| } |
| vctxt->type = base; |
| ret = xmlSchemaValidateSimpleTypeValue(vctxt, facet->value, 0, 1, 1); |
| facet->val = vctxt->value; |
| vctxt->value = NULL; |
| if (ret > 0) { |
| /* error code */ |
| if (ctxt != NULL) { |
| xmlSchemaPErrExt(ctxt, facet->node, |
| XML_SCHEMAP_INVALID_FACET, |
| NULL, NULL, NULL, |
| "Type definition '%s': The value '%s' of the " |
| "facet '%s' is not valid.\n", |
| name, facet->value, |
| BAD_CAST xmlSchemaFacetTypeToString(facet->type), |
| NULL, NULL); |
| } |
| ret = -1; |
| } else if (ret < 0) { |
| xmlSchemaPErrExt(ctxt, facet->node, |
| XML_SCHEMAS_ERR_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, |
| BAD_CAST xmlSchemaFacetTypeToString(facet->type), |
| base->name, NULL, NULL); |
| ret = -1; |
| } |
| 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) { |
| xmlSchemaPErrExt(ctxt, facet->node, |
| XML_SCHEMAP_INVALID_FACET_VALUE, |
| NULL, NULL, NULL, |
| "Type definition '%s': The value '%s' of the " |
| "facet '%s' is not valid.\n", |
| name, facet->value, |
| BAD_CAST xmlSchemaFacetTypeToString(facet->type), |
| NULL, NULL); |
| } |
| 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) { |
| xmlSchemaPErr(ctxt, facet->node, |
| XML_SCHEMAP_INVALID_WHITE_SPACE, |
| "Type definition '%s': The value '%s' of the " |
| "facet 'whiteSpace' is not valid.\n", |
| name, facet->value); |
| } |
| ret = -1; |
| } |
| } |
| default: |
| break; |
| } |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaCheckDefaults: |
| * @typeDecl: the schema type definition |
| * @ctxt: the schema parser context |
| * |
| * Checks the default values types, especially for facets |
| */ |
| static void |
| xmlSchemaCheckDefaults(xmlSchemaTypePtr typeDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name) |
| { |
| if (name == NULL) |
| name = typeDecl->name; |
| /* |
| * NOTE: It is intended to use the facets list, instead |
| * of facetSet. |
| */ |
| if (typeDecl->facets != NULL) { |
| xmlSchemaFacetPtr facet = typeDecl->facets; |
| |
| while (facet != NULL) { |
| xmlSchemaCheckFacet(facet, typeDecl, ctxt, name); |
| facet = facet->next; |
| } |
| } |
| } |
| |
| /** |
| * 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; |
| } |
| xmlSchemaAttrGrpFixup(ref, ctxt, NULL); |
| attrgrp->attributes = ref->attributes; |
| attrgrp->attributeWildcard = ref->attributeWildcard; |
| } |
| } |
| |
| /** |
| * xmlSchemaAttrFixup: |
| * @attrDecl: the schema attribute definition |
| * @ctxt: the schema parser context |
| * @name: the attribute name |
| * |
| * Fixes finish doing the computations on the attributes definitions |
| */ |
| static void |
| xmlSchemaAttrFixup(xmlSchemaAttributePtr attrDecl, |
| xmlSchemaParserCtxtPtr ctxt, const xmlChar * name) |
| { |
| /* |
| * TODO: If including this is done twice (!) for every attribute. |
| */ |
| /* |
| * 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 (attrDecl->flags & XML_SCHEMAS_ATTR_INTERNAL_RESOLVED) |
| return; |
| attrDecl->flags |= XML_SCHEMAS_ATTR_INTERNAL_RESOLVED; |
| if (name == NULL) |
| name = attrDecl->name; |
| if (attrDecl->subtypes != NULL) |
| return; |
| if (attrDecl->typeName != NULL) { |
| xmlSchemaTypePtr type; |
| |
| type = xmlSchemaGetType(ctxt->schema, attrDecl->typeName, |
| attrDecl->typeNs); |
| if (type == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) attrDecl, attrDecl->node, |
| "type", attrDecl->typeName, attrDecl->typeNs, |
| XML_SCHEMA_TYPE_BASIC, "type definition"); |
| } |
| attrDecl->subtypes = type; |
| } else if (attrDecl->ref != NULL) { |
| xmlSchemaAttributePtr ref; |
| |
| /* |
| * 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. |
| */ |
| ref = xmlSchemaGetAttribute(ctxt->schema, attrDecl->ref, attrDecl->refNs); |
| if (ref == NULL) { |
| xmlSchemaPResCompAttrErr(ctxt, |
| XML_SCHEMAP_SRC_RESOLVE, |
| NULL, (xmlSchemaTypePtr) attrDecl, attrDecl->node, |
| "ref", attrDecl->ref, attrDecl->refNs, |
| XML_SCHEMA_TYPE_ATTRIBUTE, NULL); |
| return; |
| } |
| xmlSchemaAttrFixup(ref, ctxt, NULL); |
| attrDecl->subtypes = ref->subtypes; |
| } else { |
| attrDecl->subtypes = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYSIMPLETYPE); |
| } |
| } |
| |
| /** |
| * 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 nberrors; |
| int preserve = 0; |
| |
| xmlSchemaInitTypes(); |
| |
| if (ctxt == NULL) |
| return (NULL); |
| |
| nberrors = ctxt->nberrors; |
| 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; |
| /* |
| * Then fixup all attributes declarations |
| */ |
| xmlHashScan(ret->attrDecl, (xmlHashScanner) xmlSchemaAttrFixup, ctxt); |
| |
| /* |
| * Then fixup all attributes group declarations |
| */ |
| xmlHashScan(ret->attrgrpDecl, (xmlHashScanner) xmlSchemaAttrGrpFixup, |
| ctxt); |
| |
| /* |
| * Then fixup all types properties |
| */ |
| xmlHashScan(ret->typeDecl, (xmlHashScanner) xmlSchemaTypeFixup, ctxt); |
| |
| /* |
| * Then fix references of element declaration; apply constraints. |
| */ |
| xmlHashScanFull(ret->elemDecl, |
| (xmlHashScannerFull) xmlSchemaRefFixupCallback, ctxt); |
| |
| /* |
| * Then build the content model for all elements |
| */ |
| xmlHashScan(ret->elemDecl, |
| (xmlHashScanner) xmlSchemaBuildContentModel, ctxt); |
| |
| /* |
| * Then check the defaults part of the type like facets values |
| */ |
| xmlHashScan(ret->typeDecl, (xmlHashScanner) xmlSchemaCheckDefaults, |
| ctxt); |
| |
| |
| 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; |
| } |
| |
| /** |
| * 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 char * |
| xmlSchemaFacetTypeToString(xmlSchemaTypeType type) |
| { |
| switch (type) { |
| case XML_SCHEMA_FACET_PATTERN: |
| return ("pattern"); |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| return ("maxExclusive"); |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| return ("maxInclusive"); |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| return ("minExclusive"); |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| return ("minInclusive"); |
| case XML_SCHEMA_FACET_WHITESPACE: |
| return ("whiteSpace"); |
| case XML_SCHEMA_FACET_ENUMERATION: |
| return ("enumeration"); |
| case XML_SCHEMA_FACET_LENGTH: |
| return ("length"); |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| return ("maxLength"); |
| case XML_SCHEMA_FACET_MINLENGTH: |
| return ("minLength"); |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| return ("totalDigits"); |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| return ("fractionDigits"); |
| default: |
| break; |
| } |
| return ("Internal Error"); |
| } |
| |
| static xmlChar * |
| xmlSchemaWhiteSpaceReplace(const xmlChar *value) { |
| const xmlChar *cur = value; |
| xmlChar *ret = NULL, *mcur; |
| |
| if (value == NULL) |
| return(NULL); |
| |
| while ((*cur != 0) && |
| (((*cur) != 0xd) && ((*cur) != 0x9) && ((*cur) != 0xa))) { |
| cur++; |
| } |
| if (*cur == 0) |
| return (NULL); |
| ret = xmlStrdup(value); |
| /* TODO FIXME: I guess gcc will bark at this. */ |
| mcur = (xmlChar *) (ret + (cur - value)); |
| do { |
| if ( ((*mcur) == 0xd) || ((*mcur) == 0x9) || ((*mcur) == 0xa) ) |
| *mcur = ' '; |
| mcur++; |
| } while (*mcur != 0); |
| return(ret); |
| } |
| |
| 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) && |
| (type->builtInType == XML_SCHEMAS_NORMSTRING)) |
| |
| return(XML_SCHEMAS_VAL_WTSP_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_VAL_WTSP_COLLAPSE); |
| } |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_LIST) { |
| /* |
| * For list types the facet "whiteSpace" is fixed to "collapse". |
| */ |
| return (XML_SCHEMAS_VAL_WTSP_COLLAPSE); |
| } else if (type->flags & XML_SCHEMAS_TYPE_VARIETY_UNION) { |
| return (-1); |
| } 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->type == XML_SCHEMA_TYPE_BASIC) && |
| (anc->builtInType == XML_SCHEMAS_STRING)) { |
| |
| lin = type->facetSet; |
| do { |
| if (lin->facet->type == XML_SCHEMA_FACET_WHITESPACE) { |
| if (lin->facet->whitespace == |
| XML_SCHEMAS_FACET_COLLAPSE) { |
| return(XML_SCHEMAS_VAL_WTSP_COLLAPSE); |
| } else if (lin->facet->whitespace == |
| XML_SCHEMAS_FACET_REPLACE) { |
| return(XML_SCHEMAS_VAL_WTSP_REPLACE); |
| } else |
| return(XML_SCHEMAS_VAL_WTSP_PRESERVE); |
| break; |
| } |
| lin = lin->next; |
| } while (lin != NULL); |
| break; |
| } |
| anc = anc->baseType; |
| } while (anc != anyST); |
| return (XML_SCHEMAS_VAL_WTSP_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; |
| xmlSchemaTypePtr biType; /* The build-in type. */ |
| xmlSchemaTypePtr tmpType; |
| xmlSchemaFacetLinkPtr facetLink; |
| int retFacet, hasFacet; |
| xmlSchemaFacetPtr facet; |
| unsigned long len = 0; |
| |
| #ifdef DEBUG_UNION_VALIDATION |
| printf("Facets of type: '%s'\n", (const char *) type->name); |
| printf(" fireErrors: %d\n", fireErrors); |
| #endif |
| |
| /* |
| * 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, ctxt->cur, XML_SCHEMAS_ERR_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, 0); |
| len = length; |
| } else |
| ret = xmlSchemaValidateLengthFacet(biType, facet, |
| value, ctxt->value, &len); |
| break; |
| default: |
| ret = xmlSchemaValidateFacet(biType, facet, value, |
| ctxt->value); |
| } |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "validating facet of type '%s'.\n", |
| type->name, NULL); |
| break; |
| } else if ((ret > 0) && (fireErrors)) { |
| xmlSchemaVFacetErr(ctxt, ret, ctxt->cur, value, len, |
| type, facet, NULL, NULL, NULL, NULL); |
| } |
| |
| facetLink = facetLink->next; |
| } |
| if (ret >= 0) { |
| /* |
| * Process enumerations. |
| */ |
| retFacet = 0; |
| facetLink = type->facetSet; |
| while (facetLink != NULL) { |
| if (facetLink->facet->type == XML_SCHEMA_FACET_ENUMERATION) { |
| retFacet = xmlSchemaValidateFacet(biType, facetLink->facet, |
| value, ctxt->value); |
| if (retFacet <= 0) |
| break; |
| } |
| facetLink = facetLink->next; |
| } |
| if (retFacet > 0) { |
| ret = XML_SCHEMAV_CVC_ENUMERATION_VALID; |
| if (fireErrors) |
| xmlSchemaVFacetErr(ctxt, ret, ctxt->cur, |
| value, 0, type, NULL, NULL, NULL, NULL, NULL); |
| } else if (retFacet < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateFacetsInternal, " |
| "validating facet of type '%s'.\n", |
| BAD_CAST "enumeration", NULL); |
| ret = -1; |
| } |
| } |
| } |
| if (ret >= 0) { |
| /* |
| * Process patters. Pattern facets are ORed at type level |
| * and ANDed if derived. Walk the base type axis. |
| */ |
| hasFacet = 0; |
| 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 |
| /* 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) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating 'pattern' facets of type '%s'.\n", |
| tmpType->name, NULL); |
| ret = -1; |
| } else if (retFacet > 0) { |
| ret = XML_SCHEMAV_CVC_PATTERN_VALID; |
| if (fireErrors) { |
| xmlSchemaVFacetErr(ctxt, ret, ctxt->cur, value, 0, type, facet, |
| NULL, NULL, NULL, NULL); |
| } |
| } |
| } |
| |
| return (ret); |
| } |
| |
| /************************************************************************ |
| * * |
| * Simple type validation * |
| * * |
| ************************************************************************/ |
| |
| |
| /************************************************************************ |
| * * |
| * DOM Validation code * |
| * * |
| ************************************************************************/ |
| |
| static int xmlSchemaValidateContent(xmlSchemaValidCtxtPtr ctxt, |
| xmlNodePtr node); |
| static int xmlSchemaValidateAttributes(xmlSchemaValidCtxtPtr ctxt, |
| xmlNodePtr elem, |
| xmlSchemaTypePtr type); |
| static int xmlSchemaValidateType(xmlSchemaValidCtxtPtr ctxt, |
| xmlNodePtr elem, |
| xmlSchemaElementPtr elemDecl, |
| xmlSchemaTypePtr type); |
| |
| |
| /** |
| * 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; |
| if (ctxt->attr == NULL) |
| ctxt->attr = tmp; |
| else |
| ctxt->attrTop->next = tmp; |
| ctxt->attrTop = tmp; |
| attrs = attrs->next; |
| } |
| return (0); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| /** |
| * 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, |
| xmlSchemaTypePtr type, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr oldtype = ctxt->type; |
| xmlNodePtr oldnode = ctxt->node; |
| |
| #ifdef DEBUG_CONTENT |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaValidateCallback: %s, %s, %s\n", |
| name, type->name, node->name); |
| #endif |
| ctxt->type = type; |
| ctxt->node = node; |
| xmlSchemaValidateContent(ctxt, node); |
| ctxt->type = oldtype; |
| ctxt->node = oldnode; |
| } |
| |
| #if 0 /* Not used any more */ |
| /** |
| * xmlSchemaValidateSimpleType: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Validate the content of an simple 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 |
| xmlSchemaValidateSimpleType(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlNodePtr child; |
| xmlSchemaTypePtr type, base, variety; |
| xmlAttrPtr attr; |
| int ret; |
| xmlChar *value; |
| |
| |
| child = ctxt->node; |
| type = ctxt->type; |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleType %s\n", |
| node->name, NULL); |
| return (-1); |
| } |
| /* |
| * Only text and text based entities references shall be found there |
| */ |
| ret = xmlSchemaValidateCheckNodeList(child); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleType %s content\n", |
| node->name, NULL); |
| return (-1); |
| } else if (ret == 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_NOTSIMPLE, |
| "Element %s content is not a simple type\n", |
| node->name, NULL); |
| return (-1); |
| } |
| /* |
| * Validation Rule: Element Locally Valid (Type): 3.1.1 |
| */ |
| |
| 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 "schemasLocation")) && |
| (!xmlStrEqual |
| (attr->name, BAD_CAST "noNamespaceSchemaLocation")))) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INVALIDATTR, |
| "Element %s: attribute %s should not be present\n", |
| node->name, attr->name); |
| return (ctxt->err); |
| } |
| } |
| /* TODO: |
| * If {variety} is ·atomic· then the {variety} of {base type definition} |
| * must be ·atomic·. |
| * If {variety} is ·list· then the {variety} of {item type definition} |
| * must be either ·atomic· or ·union·. |
| * If {variety} is ·union· then {member type definitions} must be a list |
| * of datatype definitions. |
| */ |
| if (type->subtypes == NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleType; " |
| "simple type %s does not define a variety\n", |
| node->name, NULL); |
| return (ctxt->err); |
| } |
| /* Varieties: Restriction or List or Union. */ |
| variety = type->subtypes; |
| ctxt->type = variety; |
| value = xmlNodeGetContent(child); |
| switch (variety->type) { |
| case XML_SCHEMA_TYPE_RESTRICTION:{ |
| base = variety->baseType; |
| if (base != NULL) { |
| ret = xmlSchemaValidateSimpleValue(ctxt, base, value); |
| } else { |
| TODO} |
| break; |
| } |
| case XML_SCHEMA_TYPE_LIST: |
| case XML_SCHEMA_TYPE_UNION: { |
| ret = xmlSchemaValidateSimpleValue(ctxt, variety, value); |
| break; |
| } |
| default:{ |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleType; " |
| "simple type %s defines unknown content: %s\n", |
| variety->name, NULL); |
| ret = ctxt->err; |
| } |
| } |
| if ((ret == 0) && (variety->facetSet != NULL)) { |
| ret = xmlSchemaValidateFacets(ctxt, base, variety->facetSet, value); |
| } |
| if (value != NULL) |
| xmlFree(value); |
| |
| /* This was removed, since a simple content is not a content of a |
| * simple type, but of a complex type. |
| * ret = xmlSchemaValidateSimpleContent(ctxt, node); |
| */ |
| ctxt->type = type; |
| return (ret); |
| } |
| #endif |
| |
| |
| |
| /** |
| * 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? |
| * |
| * 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, |
| const xmlChar *value, |
| int fireErrors, |
| int applyFacets, |
| int normalize) |
| { |
| xmlSchemaTypePtr type; |
| int ret = 0; |
| xmlChar *normValue = NULL; |
| int wtsp; |
| |
| type = ctxt->type; |
| wtsp = ctxt->valueWS; |
| /* |
| * Normalize the value. |
| */ |
| if (normalize && |
| (ctxt->valueWS != XML_SCHEMAS_VAL_WTSP_COLLAPSE)) { |
| int norm = xmlSchemaGetWhiteSpaceFacetValue(type); |
| |
| if ((norm != -1) && (norm > ctxt->valueWS)) { |
| if (norm == XML_SCHEMAS_VAL_WTSP_COLLAPSE) |
| normValue = xmlSchemaCollapseString(value); |
| else |
| normValue = xmlSchemaWhiteSpaceReplace(value); |
| ctxt->valueWS = norm; |
| if (normValue != NULL) |
| value = (const xmlChar *) normValue; |
| } |
| } |
| if (type->type == XML_SCHEMA_TYPE_BASIC) { |
| xmlNodePtr child; |
| |
| if (ctxt->value != NULL) { |
| xmlSchemaFreeValue(ctxt->value); |
| ctxt->value = NULL; |
| } |
| child = ctxt->node; |
| while (child != NULL) { |
| switch (child->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 break; |
| case XML_ELEMENT_NODE: { |
| xmlChar *strE = NULL; |
| |
| xmlSchemaVErrExt(ctxt, ctxt->cur, |
| XML_SCHEMAS_ERR_INVALIDELEM, |
| "Element '%s': The child '%s' should " |
| "not be present.\n", |
| xmlSchemaFormatNsPrefixLocal(&strE, |
| ctxt->cur->parent->ns, ctxt->cur->parent->name), |
| child->name, NULL, NULL, NULL); |
| FREE_AND_NULL(strE); |
| return (ctxt->err); |
| } |
| 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 |
| { |
| xmlChar *strE = NULL, *strA = NULL; |
| |
| if (ctxt->cur->type == XML_ATTRIBUTE_NODE) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INVALIDELEM, |
| "Element '%s', attribute '%s': The type of node is " |
| "unexpected here.\n", |
| xmlSchemaFormatNsPrefixLocal(&strE, ctxt->cur->parent->ns, |
| ctxt->cur->parent->name), |
| xmlSchemaFormatNsPrefixLocal(&strA, ctxt->cur->ns, |
| ctxt->cur->name)); |
| } else { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INVALIDELEM, |
| "Element '%s': The type of node is unexpected here.\n", |
| xmlSchemaFormatNsPrefixLocal(&strE, ctxt->cur->ns, |
| ctxt->cur->name), NULL); |
| } |
| FREE_AND_NULL(strE); |
| FREE_AND_NULL(strA); |
| return (ctxt->err); |
| } |
| } |
| child = child->next; |
| |
| } |
| ret = xmlSchemaValPredefTypeNodeNoNorm(type, value, &(ctxt->value), ctxt->cur); |
| 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, ctxt->cur, value, type); |
| } else if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "validating built-in type '%s'\n", type->name, NULL); |
| } |
| } 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} |
| */ |
| ctxt->type = type->baseType; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 0, 0, 0); |
| ctxt->type = type; |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_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, ctxt->cur, value, type); |
| } else if ((applyFacets) && (type->facetSet != NULL)) { |
| /* |
| * Check facets. |
| */ |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, 0, fireErrors); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_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} |
| */ |
| |
| 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++; |
| ctxt->type = tmpType; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, tmp, 0, 1, 0); |
| ctxt->type = type; |
| xmlFree(tmp); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_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, ctxt->cur, value, type); |
| break; |
| } |
| cur = end; |
| } while (*cur != 0); |
| /* |
| * Check facets. |
| */ |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_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, ctxt->cur, XML_SCHEMAS_ERR_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, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeValue, " |
| "union simple type '%s' has no member types\n", |
| type->name, NULL); |
| ret = -1; |
| } |
| if (ret == 0) { |
| while (memberLink != NULL) { |
| ctxt->type = memberLink->type; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 0, 1, 1); |
| if ((ret <= 0) || (ret == 0)) |
| break; |
| memberLink = memberLink->next; |
| } |
| ctxt->type = type; |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_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, ctxt->cur, 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, ctxt->cur, XML_SCHEMAS_ERR_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_VAL_WTSP_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, ctxt->cur, XML_SCHEMAS_ERR_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->type = 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 |
| xmlSchemaValidateSimpleTypeElement(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlNodePtr child; |
| xmlSchemaTypePtr type; |
| xmlAttrPtr attr; |
| int ret; |
| xmlChar *value; |
| |
| |
| child = ctxt->node; |
| type = ctxt->type; |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeElement %s\n", |
| node->name, NULL); |
| return (-1); |
| } |
| |
| /* |
| * Only text and text based entities references shall be found there |
| */ |
| ret = xmlSchemaValidateCheckNodeList(child); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateSimpleTypeElement %s content\n", |
| node->name, NULL); |
| return (-1); |
| } else if (ret == 0) { |
| /* 3.1.2 The element information item must have no element |
| * information item [children]. |
| */ |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_TYPE_3_1_2, |
| "Element '%s' must have no element children.\n", |
| node->name, NULL); |
| return (-1); |
| } |
| /* |
| * Validation Rule: Element Locally Valid (Type): 3.1.1 |
| */ |
| 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")))) { |
| xmlSchemaVErr(ctxt, node, |
| XML_SCHEMAV_CVC_TYPE_3_1_1, |
| "The attributes of element '%s' 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.\n", |
| node->name, attr->name); |
| return (ctxt->err); |
| } |
| attr = attr->next; |
| } |
| value = xmlNodeGetContent(child); |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 1, 1, 1); |
| if (value != NULL) |
| xmlFree(value); |
| |
| ctxt->type = type; |
| return (ret); |
| } |
| |
| /** |
| * xmlSchemaValidateElementType: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Validate the content of an element 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. |
| */ |
| static int |
| xmlSchemaValidateElementType(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlNodePtr child; |
| xmlRegExecCtxtPtr oldregexp; /* cont model of the parent */ |
| xmlSchemaElementPtr decl; |
| int ret; |
| xmlSchemaAttrStatePtr attrs = NULL, attrTop = NULL; |
| |
| /* This one is called by xmlSchemaValidateContent only. */ |
| /* |
| * TODO: Look into "xmlSchemaValidateElement" for missing parts, which should |
| * go in here as well. |
| */ |
| |
| /* TODO: Is this one called always with an element declaration as the |
| * context's type? |
| */ |
| |
| oldregexp = ctxt->regexp; |
| |
| child = ctxt->node; |
| decl = (xmlSchemaElementPtr) ctxt->type; |
| |
| if ((ctxt == NULL) || (decl == NULL)) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateElementType\n", |
| node->name, NULL); |
| return (-1); |
| } |
| if (child == NULL) { |
| if (decl->minOccurs > 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_MISSING, |
| "Element %s: missing child %s\n", |
| node->name, decl->name); |
| } |
| return (ctxt->err); |
| } |
| |
| /* |
| * Verify the element matches |
| */ |
| if (!xmlStrEqual(child->name, decl->name)) { |
| xmlSchemaVErr3(ctxt, node, XML_SCHEMAS_ERR_WRONGELEM, |
| "Element %s: missing child %s found %s\n", |
| node->name, decl->name, child->name); |
| return (ctxt->err); |
| } |
| /* |
| * Verify the attributes |
| */ |
| /* |
| * TODO: This "attrTop" thing is not needed any more. |
| */ |
| attrs = ctxt->attr; |
| attrTop = ctxt->attrTop; |
| xmlSchemaRegisterAttributes(ctxt, child->properties); |
| xmlSchemaValidateAttributes(ctxt, child, decl->subtypes); |
| if (ctxt->attr != NULL) |
| xmlSchemaFreeAttributeStates(ctxt->attr); |
| ctxt->attr = attrs; |
| ctxt->attrTop = attrTop; |
| |
| /* |
| * Verify the element content recursively |
| */ |
| oldregexp = ctxt->regexp; |
| /* |
| * FIXME 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. |
| */ |
| if (decl->contModel != NULL) { |
| ctxt->regexp = xmlRegNewExecCtxt(decl->contModel, |
| (xmlRegExecCallbacks) |
| xmlSchemaValidateCallback, ctxt); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, "====> %s\n", node->name); |
| #endif |
| } |
| xmlSchemaValidateType(ctxt, child, decl, decl->subtypes); |
| |
| if (decl->contModel != NULL) { |
| ret = xmlRegExecPushString(ctxt->regexp, NULL, NULL); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "====> %s : %d\n", node->name, ret); |
| #endif |
| if (ret == 0) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAS_ERR_ELEMCONT, |
| node, "The element content is not valid", NULL); |
| } else if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAS_ERR_ELEMCONT, |
| node, "The element content is not valid", NULL); |
| #ifdef DEBUG_CONTENT |
| } else { |
| xmlGenericError(xmlGenericErrorContext, |
| "Element %s content check succeeded\n", |
| node->name); |
| |
| #endif |
| } |
| xmlRegFreeExecCtxt(ctxt->regexp); |
| } |
| ctxt->regexp = oldregexp; |
| ctxt->node = child; |
| ctxt->type = (xmlSchemaTypePtr) decl; |
| return (ctxt->err); |
| } |
| |
| #if 0 /* Not currently used. */ |
| /** |
| * xmlSchemaValidateBasicType: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Validate the content of an element expected to be a basic type 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 |
| xmlSchemaValidateBasicType(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| int ret; |
| xmlNodePtr child, cur; |
| xmlSchemaTypePtr type; |
| xmlChar *value; /* lexical representation */ |
| |
| child = ctxt->node; |
| type = ctxt->type; |
| |
| if ((ctxt == NULL) || (type == NULL)) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateBasicType\n", |
| node->name, NULL); |
| return (-1); |
| } |
| if (type->type != XML_SCHEMA_TYPE_BASIC) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateBasicType, " |
| "the given type is not a built-in type.\n", |
| node->name, NULL); |
| return (-1); |
| } |
| /* |
| * First check the content model of the node. |
| */ |
| cur = child; |
| while (cur != NULL) { |
| 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 break; |
| case XML_ELEMENT_NODE: |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INVALIDELEM, |
| "Element %s: child %s should not be present\n", |
| node->name, cur->name); |
| return (ctxt->err); |
| 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 |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INVALIDELEM, |
| "Element %s: node type of node unexpected here\n", |
| node->name, NULL); |
| return (ctxt->err); |
| } |
| cur = cur->next; |
| } |
| if (child == NULL) |
| value = NULL; |
| else |
| value = xmlNodeGetContent(child->parent); |
| |
| if (ctxt->value != NULL) { |
| xmlSchemaFreeValue(ctxt->value); |
| ctxt->value = NULL; |
| } |
| |
| ret = xmlSchemaValidatePredefinedType(type, value, &(ctxt->value)); |
| |
| if (value != NULL) |
| xmlFree(value); |
| if (ret != 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_VALUE, |
| "Element %s: failed to validate basic type %s\n", |
| node->name, type->name); |
| } |
| return (ret); |
| } |
| #endif |
| |
| /** |
| * xmlSchemaValidateAnyInternal: |
| * @ctxt: a schema validation context |
| * @node: the top node. |
| * |
| * Represents the recursive portion of xmlSchemaValidateAny. 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 |
| xmlSchemaValidateAnyInternal(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaWildcardPtr wild, |
| xmlNodePtr node) |
| { |
| const xmlChar *uri; |
| int ret = 0; |
| xmlNodePtr child; |
| |
| 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; |
| ctxt->type = (xmlSchemaTypePtr) decl; |
| ret = xmlSchemaValidateElementType(ctxt, node->parent); |
| if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateAnyInternal, " |
| "validating an element in the context of a wildcard.", |
| NULL, NULL); |
| } else if (ret > 0) |
| return (ret); |
| } else if (wild->processContents == XML_SCHEMAS_ANY_STRICT) { |
| /* TODO: Change to proper error code. */ |
| xmlSchemaVWildcardErr(ctxt, XML_SCHEMAS_ERR_UNDECLAREDELEM, |
| node, wild, "No matching element declaration found."); |
| return (ctxt->err); |
| } |
| } |
| 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) { |
| xmlSchemaVWildcardErr(ctxt, XML_SCHEMAS_ERR_ELEMCONT, |
| child, wild, |
| "The namespace of the element is not allowed."); |
| return (ctxt->err); |
| } |
| ret = xmlSchemaValidateAnyInternal(ctxt, wild, child); |
| if (ret != 0) |
| return (ret); |
| } |
| child = child->next; |
| } while (child != NULL); |
| } |
| return (0); |
| } |
| |
| /** |
| * xmlSchemaValidateAny: |
| * @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 |
| xmlSchemaValidateAny(xmlSchemaValidCtxtPtr ctxt) |
| { |
| return(xmlSchemaValidateAnyInternal(ctxt, |
| ctxt->type->attributeWildcard, ctxt->cur)); |
| } |
| |
| /** |
| * xmlSchemaValidateComplexType: |
| * @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 |
| xmlSchemaValidateComplexType(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlNodePtr child; |
| xmlSchemaTypePtr type; |
| int ret = 0; |
| const xmlChar *nsUri; |
| |
| child = ctxt->node; |
| type = ctxt->type; |
| ctxt->cur = node; |
| |
| 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: Hmm, Xerces reports nodes like Comment to be invalid |
| * content, but XSV does not. |
| */ |
| /* |
| * TODO: Is the entity stuff correct? |
| */ |
| while (child != NULL) { |
| if ((child->type == XML_ELEMENT_NODE) || |
| /* |
| * TODO: Ask Daniel if this are all character nodes. |
| */ |
| (child->type == XML_TEXT_NODE) || |
| (child->type == XML_CDATA_SECTION_NODE) || |
| (child->type == XML_ENTITY_REF_NODE) || |
| (child->type == XML_ENTITY_NODE)) { |
| break; |
| } |
| child = child->next; |
| } |
| if (child != NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_COMPLEX_TYPE_2_1, |
| "Character or element children are not allowed, " |
| "because the content type is empty.\n", |
| NULL, NULL); |
| } |
| break; |
| } |
| case XML_SCHEMA_CONTENT_ELEMENTS: |
| case XML_SCHEMA_CONTENT_MIXED: |
| 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); |
| #ifdef DEBUG_AUTOMATA |
| if (ret < 0) |
| xmlGenericError(xmlGenericErrorContext, |
| " --> %s Error\n", child->name); |
| else |
| xmlGenericError(xmlGenericErrorContext, |
| " --> %s\n", child->name); |
| #endif |
| } 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)]. |
| */ |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_COMPLEX_TYPE_2_3, |
| "Character children are not allowed, " |
| "because the content type is element-only.\n", |
| NULL, NULL); |
| break; |
| } |
| child = child->next; |
| } |
| break; |
| case XML_SCHEMA_CONTENT_SIMPLE: |
| case XML_SCHEMA_CONTENT_BASIC:{ |
| xmlSchemaTypePtr base, anyType; |
| xmlChar *value = NULL; |
| /* |
| * We hit a complexType with a simpleContent resolving |
| * to a user derived or built-in simple type. |
| */ |
| anyType = xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE); |
| /* |
| * Internal check for integrity of the base type. |
| */ |
| base = type->baseType; |
| while ((base != NULL) && |
| (base->type != XML_SCHEMA_TYPE_SIMPLE) && |
| (base->type != XML_SCHEMA_TYPE_BASIC) && |
| (base != anyType)) { |
| base = base->baseType; |
| } |
| if ((base == NULL) || |
| (((type->contentType == XML_SCHEMA_CONTENT_SIMPLE) && |
| (base->type != XML_SCHEMA_TYPE_SIMPLE)) || |
| ((type->contentType == XML_SCHEMA_CONTENT_BASIC) && |
| (base->type != XML_SCHEMA_TYPE_BASIC)))) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateComplexType, " |
| "Element '%s': The base type of the corresponding " |
| "complex type '%s' is not a user derived or a " |
| "built-in simple type.\n", |
| node->name, type->name); |
| return (-1); |
| } |
| /* |
| * 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). |
| */ |
| child = node->children; |
| while (child != NULL) { |
| if (child->type == XML_ELEMENT_NODE) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2, |
| "Element children are not allowed, because " |
| "the content type is a simple type.\n", |
| NULL, NULL); |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| break; |
| } |
| child = child->next; |
| } |
| if (ret == 0) { |
| /* |
| * Validate the character content against a simple type. |
| */ |
| if (ctxt->node == NULL) |
| value = NULL; |
| else |
| value = xmlNodeGetContent(node); |
| ctxt->type = base; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 1, 1, 1); |
| ctxt->type = type; |
| if (ret > 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2, |
| "The character value " |
| "is not valid with respect to the simple type.\n", |
| NULL, NULL); |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| } else if (ret < 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateComplexType, " |
| "Element '%s': Error while validating character " |
| "content against complex type '%s'.\n", |
| node->name, type->name); |
| return (-1); |
| } |
| } |
| if (ret == 0) { |
| /* |
| * Apply facets of the complexType. Be sure to pass the |
| * built-in type to xmlSchemaValidateFacetsInternal. |
| */ |
| /* TODO: I don't know yet if the facets of the simple type |
| * are used, or if the facets, defined by this complex type, |
| * are to be used only. This here applies both facet sets. |
| */ |
| |
| ret = xmlSchemaValidateFacetsInternal(ctxt, type, |
| value, 0, 1); |
| if (ret > 0) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2, |
| "The character value " |
| "is not valid with respect to the simple type.\n", |
| NULL, NULL); |
| ret = XML_SCHEMAV_CVC_COMPLEX_TYPE_2_2; |
| } else if (ret < 0) { |
| xmlSchemaVErr(ctxt, ctxt->cur, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: xmlSchemaValidateComplexType, " |
| "Element '%s': Error while validating character " |
| "content against complex type '%s'; failed to " |
| "apply facets.\n", |
| type->name, NULL); |
| } |
| } |
| if (value != NULL) |
| xmlFree(value); |
| /* TODO: facets */ |
| break; |
| } |
| default: |
| TODO xmlGenericError(xmlGenericErrorContext, |
| "unimplemented content type %d\n", |
| type->contentType); |
| } |
| ctxt->cur = node; |
| return (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateContent: |
| * @ctxt: a schema validation context |
| * @elem: an element |
| * @type: the type declaration |
| * |
| * Validate the content of an element against the 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 |
| xmlSchemaValidateContent(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr node) |
| { |
| xmlSchemaTypePtr type; |
| |
| type = ctxt->type; |
| ctxt->cur = node; |
| |
| switch (type->type) { |
| case XML_SCHEMA_TYPE_ANY: |
| xmlSchemaValidateAny(ctxt); |
| ctxt->type = type; |
| break; |
| case XML_SCHEMA_TYPE_COMPLEX: |
| xmlSchemaValidateComplexType(ctxt, node); |
| break; |
| case XML_SCHEMA_TYPE_ELEMENT:{ |
| xmlSchemaElementPtr decl = (xmlSchemaElementPtr) type; |
| |
| /* |
| * Handle element reference here |
| */ |
| if (decl->ref != NULL) { |
| if (decl->refDecl == NULL) { |
| xmlSchemaVErr(ctxt, node, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: element reference %s " |
| "not resolved\n", decl->ref, NULL); |
| return (-1); |
| } |
| ctxt->type = (xmlSchemaTypePtr) decl->refDecl; |
| decl = decl->refDecl; |
| } |
| /* TODO: Should "xmlSchemaValidateElement" be called instead? */ |
| xmlSchemaValidateElementType(ctxt, node); |
| ctxt->type = type; |
| break; |
| } |
| case XML_SCHEMA_TYPE_BASIC: |
| case XML_SCHEMA_TYPE_SIMPLE: |
| xmlSchemaValidateSimpleTypeElement(ctxt, node); |
| break; |
| case XML_SCHEMA_TYPE_FACET: |
| TODO break; |
| case XML_SCHEMA_TYPE_SEQUENCE: |
| TODO break; |
| case XML_SCHEMA_TYPE_CHOICE: |
| TODO break; |
| case XML_SCHEMA_TYPE_ALL: |
| TODO break; |
| case XML_SCHEMA_TYPE_SIMPLE_CONTENT: |
| TODO break; |
| case XML_SCHEMA_TYPE_COMPLEX_CONTENT: |
| TODO break; |
| case XML_SCHEMA_TYPE_UR: |
| TODO break; |
| case XML_SCHEMA_TYPE_RESTRICTION: |
| /*xmlSchemaValidateRestrictionType(ctxt, node); */ |
| TODO break; |
| case XML_SCHEMA_TYPE_EXTENSION: |
| TODO break; |
| case XML_SCHEMA_TYPE_ATTRIBUTE: |
| TODO break; |
| case XML_SCHEMA_TYPE_GROUP: |
| TODO break; |
| case XML_SCHEMA_TYPE_NOTATION: |
| TODO break; |
| case XML_SCHEMA_TYPE_LIST: |
| TODO break; |
| case XML_SCHEMA_TYPE_UNION: |
| TODO break; |
| case XML_SCHEMA_FACET_MININCLUSIVE: |
| TODO break; |
| case XML_SCHEMA_FACET_MINEXCLUSIVE: |
| TODO break; |
| case XML_SCHEMA_FACET_MAXINCLUSIVE: |
| TODO break; |
| case XML_SCHEMA_FACET_MAXEXCLUSIVE: |
| TODO break; |
| case XML_SCHEMA_FACET_TOTALDIGITS: |
| TODO break; |
| case XML_SCHEMA_FACET_FRACTIONDIGITS: |
| TODO break; |
| case XML_SCHEMA_FACET_PATTERN: |
| TODO break; |
| case XML_SCHEMA_FACET_ENUMERATION: |
| TODO break; |
| case XML_SCHEMA_FACET_WHITESPACE: |
| TODO break; |
| case XML_SCHEMA_FACET_LENGTH: |
| TODO break; |
| case XML_SCHEMA_FACET_MAXLENGTH: |
| TODO break; |
| case XML_SCHEMA_FACET_MINLENGTH: |
| TODO break; |
| case XML_SCHEMA_TYPE_ATTRIBUTEGROUP: |
| TODO break; |
| case XML_SCHEMA_TYPE_ANY_ATTRIBUTE: |
| TODO break; |
| } |
| |
| if (ctxt->node == NULL) |
| return (ctxt->err); |
| ctxt->node = ctxt->node->next; |
| ctxt->type = type->next; |
| return (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateType: |
| * @ctxt: a schema validation context |
| * @elem: an element |
| * @type: the list of type declarations |
| * |
| * Validate the content of an element against the types. |
| * |
| * 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 |
| xmlSchemaValidateType(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr elem, |
| xmlSchemaElementPtr elemDecl, xmlSchemaTypePtr type) |
| { |
| xmlChar *nil; |
| |
| if ((elem == NULL) || (type == NULL) || (elemDecl == NULL)) |
| return (0); |
| |
| /* This one is called by "xmlSchemaValidateElementType" and |
| * "xmlSchemaValidateElement". |
| */ |
| |
| /* |
| * 3.3.4 : 2 |
| */ |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_ABSTRACT) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_ISABSTRACT, |
| "Element declaration %s is abstract\n", |
| elemDecl->name, NULL); |
| /* Changed, since the element declaration is abstract and not |
| * the element itself. */ |
| /* xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_ISABSTRACT, |
| "Element %s is abstract\n", elem->name, NULL); */ |
| return (ctxt->err); |
| } |
| /* |
| * 3.3.4: 3 |
| */ |
| nil = xmlGetNsProp(elem, BAD_CAST "nil", xmlSchemaInstanceNs); |
| if (elemDecl->flags & XML_SCHEMAS_ELEM_NILLABLE) { |
| /* 3.3.4: 3.2 */ |
| if (xmlStrEqual(nil, BAD_CAST "true")) { |
| if (elem->children != NULL) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_NOTEMPTY, |
| "Element %s is not empty\n", elem->name, NULL); |
| return (ctxt->err); |
| } |
| if ((elemDecl->flags & XML_SCHEMAS_ELEM_FIXED) && |
| (elemDecl->value != NULL)) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_HAVEDEFAULT, |
| "Empty element %s cannot get a fixed value\n", |
| elem->name, NULL); |
| return (ctxt->err); |
| } |
| } |
| } else { |
| /* 3.3.4: 3.1 */ |
| if (nil != NULL) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_NOTNILLABLE, |
| "Element %s with xs:nil but not nillable\n", |
| elem->name, NULL); |
| xmlFree(nil); |
| return (ctxt->err); |
| } |
| } |
| |
| /* TODO 3.3.4: 4 if the element carries xs:type */ |
| |
| ctxt->type = elemDecl->subtypes; |
| ctxt->node = elem->children; |
| xmlSchemaValidateContent(ctxt, elem); |
| return (ctxt->err); |
| } |
| |
| |
| /** |
| * 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) |
| { |
| int ret; |
| xmlAttrPtr attr; /* An attribute on the element. */ |
| xmlChar *value; |
| const xmlChar *nsURI; |
| xmlSchemaAttributeLinkPtr attrUse; |
| xmlSchemaAttributePtr attrDecl; |
| int found; |
| xmlSchemaAttrStatePtr curState, reqAttrStates = NULL, reqAttrStatesTop = NULL; |
| #ifdef DEBUG_ATTR_VALIDATION |
| int redundant = 0; |
| #endif |
| |
| /* |
| * NOTE: This one uses attr->subtypes to get the type decl. - regardless |
| * if we have an attribute reference or an attribute declaration. |
| */ |
| /* |
| * Allow all attributes if the type is anyType. |
| */ |
| if (type == xmlSchemaGetBuiltInType(XML_SCHEMAS_ANYTYPE)) |
| return (0); |
| attrUse = type->attributeUses; |
| while (attrUse != NULL) { |
| found = 0; |
| attrDecl = attrUse->attr; |
| #ifdef DEBUG_ATTR_VALIDATION |
| printf("attr use - name: %s\n", xmlSchemaGetOnymousAttrName(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; |
| ctxt->cur = (xmlNodePtr) attr; |
| ctxt->node = attr->children; |
| |
| if (attrDecl->subtypes == NULL) { |
| curState->state = XML_SCHEMAS_ATTR_TYPE_NOT_RESOLVED; |
| curState->decl = attrDecl; |
| xmlSchemaVErr(ctxt, (xmlNodePtr) attr, XML_SCHEMAS_ERR_INTERNAL, |
| "Internal error: attribute %s type not resolved\n", |
| attr->name, NULL); |
| continue; |
| } |
| value = xmlNodeListGetString(elem->doc, attr->children, 1); |
| ctxt->type = attrDecl->subtypes; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 1, 1, 1); |
| ctxt->type = type; |
| if (ret != 0) |
| curState->state = XML_SCHEMAS_ATTR_INVALID_VALUE; |
| else |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| curState->decl = attrDecl; |
| if (value != NULL) { |
| xmlFree(value); |
| } |
| } |
| if ((!found) && (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); |
| return (-1); |
| } |
| 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; |
| } |
| |
| } |
| 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->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); |
| if (attrDecl != NULL) { |
| value = xmlNodeListGetString(elem->doc, attr->children, 1); |
| ctxt->cur = (xmlNodePtr) attr; |
| ctxt->node = attr->children; |
| ctxt->type = attrDecl->subtypes; |
| ret = xmlSchemaValidateSimpleTypeValue(ctxt, value, 1, 1, 1); |
| ctxt->type = type; |
| if (ret != 0) |
| curState->state = XML_SCHEMAS_ATTR_INVALID_VALUE; |
| else |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| curState->decl = attrDecl; |
| if (value != NULL) { |
| xmlFree(value); |
| } |
| |
| } else if (type->attributeWildcard->processContents == |
| XML_SCHEMAS_ANY_LAX) { |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| } |
| } else |
| curState->state = XML_SCHEMAS_ATTR_CHECKED; |
| } |
| } |
| curState = curState->next; |
| } |
| } |
| /* |
| * Report missing and illegal attributes. |
| */ |
| if (ctxt->attr != NULL) { |
| curState = ctxt->attr; |
| while ((curState != NULL) && (curState != ctxt->attrTop->next)) { |
| if (curState->state != XML_SCHEMAS_ATTR_CHECKED) { |
| attr = curState->attr; |
| if (curState->state == XML_SCHEMAS_ATTR_MISSING) |
| xmlSchemaVMissingAttrErr(ctxt, elem, curState->decl); |
| else if ((curState->state == XML_SCHEMAS_ATTR_UNKNOWN) || |
| /* TODO: "prohibited" won't ever be touched!. */ |
| (curState->state == XML_SCHEMAS_ATTR_PROHIBITED)) |
| xmlSchemaVIllegalAttrErr(ctxt, attr); |
| } |
| curState = curState->next; |
| } |
| } |
| #ifdef DEBUG_ATTR_VALIDATION |
| if (redundant) |
| xmlGenericError(xmlGenericErrorContext, |
| "xmlSchemaValidateAttributes: redundant call by type: %s\n", |
| type->name); |
| #endif |
| return (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateElement: |
| * @ctxt: a schema validation context |
| * @elem: an element |
| * |
| * Validate an element in a tree |
| * |
| * 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 |
| xmlSchemaValidateElement(xmlSchemaValidCtxtPtr ctxt, xmlNodePtr elem) |
| { |
| xmlSchemaElementPtr elemDecl; |
| int ret; |
| xmlSchemaAttrStatePtr attrs, attrTop; |
| |
| if (elem->ns != NULL) { |
| elemDecl = xmlHashLookup3(ctxt->schema->elemDecl, |
| elem->name, elem->ns->href, NULL); |
| } else { |
| elemDecl = xmlHashLookup3(ctxt->schema->elemDecl, |
| elem->name, NULL, NULL); |
| } |
| /* |
| * This one is called by xmlSchemaValidateDocument and |
| * xmlSchemaValidateAnyInernal. |
| */ |
| |
| /* |
| * 3.3.4 : 1 |
| */ |
| if (elemDecl == NULL) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_UNDECLAREDELEM, |
| "Element %s not declared\n", elem->name, NULL); |
| return (ctxt->err); |
| } |
| if (elemDecl->subtypes == NULL) { |
| xmlSchemaVErr(ctxt, elem, XML_SCHEMAS_ERR_NOTYPE, |
| "Element %s has no type\n", elem->name, NULL); |
| return (ctxt->err); |
| } |
| /* |
| * Verify the attributes |
| */ |
| attrs = ctxt->attr; |
| attrTop = ctxt->attrTop; |
| xmlSchemaRegisterAttributes(ctxt, elem->properties); |
| xmlSchemaValidateAttributes(ctxt, elem, elemDecl->subtypes); |
| if (ctxt->attr != NULL) |
| xmlSchemaFreeAttributeStates(ctxt->attr); |
| ctxt->attr = attrs; |
| ctxt->attrTop = attrTop; |
| /* |
| * Verify the element content recursively |
| */ |
| if (elemDecl->contModel != NULL) { |
| ctxt->regexp = xmlRegNewExecCtxt(elemDecl->contModel, |
| (xmlRegExecCallbacks) |
| xmlSchemaValidateCallback, ctxt); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, "====> %s\n", elem->name); |
| #endif |
| } |
| xmlSchemaValidateType(ctxt, elem, elemDecl, elemDecl->subtypes); |
| if (elemDecl->contModel != NULL) { |
| ret = xmlRegExecPushString(ctxt->regexp, NULL, NULL); |
| #ifdef DEBUG_AUTOMATA |
| xmlGenericError(xmlGenericErrorContext, |
| "====> %s : %d\n", elem->name, ret); |
| #endif |
| if (ret == 0) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAS_ERR_ELEMCONT, |
| elem, "The element content is not valid", NULL); |
| } else if (ret < 0) { |
| xmlSchemaVCustomErr(ctxt, XML_SCHEMAS_ERR_ELEMCONT, |
| elem, "The element content is not valid", NULL); |
| #ifdef DEBUG_CONTENT |
| else { |
| xmlGenericError(xmlGenericErrorContext, |
| "Element %s content check succeeded\n", |
| elem->name); |
| |
| #endif |
| } |
| xmlRegFreeExecCtxt(ctxt->regexp); |
| } |
| return (ctxt->err); |
| } |
| |
| /** |
| * xmlSchemaValidateDocument: |
| * @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. |
| */ |
| static int |
| xmlSchemaValidateDocument(xmlSchemaValidCtxtPtr ctxt, xmlDocPtr doc) |
| { |
| xmlNodePtr root; |
| xmlSchemaElementPtr elemDecl; |
| |
| root = xmlDocGetRootElement(doc); |
| if (root == NULL) { |
| xmlSchemaVErr(ctxt, (xmlNodePtr) doc, XML_SCHEMAS_ERR_NOROOT, |
| "document has no root\n", NULL, NULL); |
| return (ctxt->err); |
| } |
| |
| if (root->ns != NULL) |
| elemDecl = xmlHashLookup3(ctxt->schema->elemDecl, |
| root->name, root->ns->href, NULL); |
| else |
| elemDecl = xmlHashLookup3(ctxt->schema->elemDecl, |
| root->name, NULL, NULL); |
| |
| /* |
| * special case whe elementFormDefault is unqualified for top-level elem. |
| */ |
| /* Removed, since elementFormDefault does not apply to top level |
| * elements */ |
| /* |
| if ((elemDecl == NULL) && (root->ns != NULL) && |
| (xmlStrEqual(ctxt->schema->targetNamespace, root->ns->href)) && |
| ((ctxt->schema->flags & XML_SCHEMAS_QUALIF_ELEM) == 0)) { |
| elemDecl = xmlHashLookup3(ctxt->schema->elemDecl, |
| root->name, NULL, NULL); |
| } |
| */ |
| |
| if (elemDecl == NULL) { |
| xmlSchemaVErr(ctxt, root, XML_SCHEMAS_ERR_UNDECLAREDELEM, |
| "Element %s not declared\n", root->name, NULL); |
| } else if ((elemDecl->flags & XML_SCHEMAS_ELEM_GLOBAL) == 0) { |
| xmlSchemaVErr(ctxt, root, XML_SCHEMAS_ERR_NOTTOPLEVEL, |
| "Root element %s not global\n", root->name, NULL); |
| } |
| /* |
| * Okay, start the recursive validation |
| */ |
| xmlSchemaValidateElement(ctxt, root); |
| |
| return (ctxt->err); |
| } |
| |
| /************************************************************************ |
| * * |
| * 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; |
| ret->attrTop = NULL; |
| ret->attr = NULL; |
| return (ret); |
| } |
| |
| /** |
| * 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); |
| xmlFree(ctxt); |
| } |
| |
| /** |
| * xmlSchemaSetValidErrors: |
| * @ctxt: a schema validation context |
| * @err: the error function |
| * @warn: the warning function |
| * @ctx: the functions context |
| * |
| * Set the callback functions for errors and warning found while |
| * validating a document using the provided validation context. |
| * These function will be passed only a basic error string that doesn't |
| * include various useful things, such as line numbers. |
| * For a more useful API, see xmlSetStructuredErrorFunc(). |
| */ |
| void |
| xmlSchemaSetValidErrors(xmlSchemaValidCtxtPtr ctxt, |
| xmlSchemaValidityErrorFunc err, |
| xmlSchemaValidityWarningFunc warn, void *ctx) |
| { |
| if (ctxt == NULL) |
| return; |
| ctxt->error = err; |
| ctxt->warning = warn; |
| ctxt->userData = ctx; |
| } |
| |
| /** |
| * 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) |
| { |
| int ret; |
| |
| if ((ctxt == NULL) || (doc == NULL)) |
| return (-1); |
| |
| ctxt->doc = doc; |
| ret = xmlSchemaValidateDocument(ctxt, doc); |
| return (ret); |
| } |
| |
| /** |
| * 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); |
| } |
| |
| #endif /* LIBXML_SCHEMAS_ENABLED */ |