/**************************************************************************** ** ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtXmlPatterns of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** No Commercial Usage ** This file contains pre-release code and may not be distributed. ** You may use this file in accordance with the terms and conditions ** contained in the Technology Preview License Agreement accompanying ** this package. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 2.1 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 2.1 requirements ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain ** additional rights. These rights are described in the Nokia Qt LGPL ** Exception version 1.1, included in the file LGPL_EXCEPTION.txt in this ** package. ** ** If you have questions regarding the use of this file, please contact ** Nokia at qt-info@nokia.com. ** ** ** ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qxsdschemachecker_p.h" #include "qderivedinteger_p.h" #include "qderivedstring_p.h" #include "qpatternplatform_p.h" #include "qqnamevalue_p.h" #include "qsourcelocationreflection_p.h" #include "qvaluefactory_p.h" #include "qxsdattributereference_p.h" #include "qxsdparticlechecker_p.h" #include "qxsdreference_p.h" #include "qxsdschemacontext_p.h" #include "qxsdschemahelper_p.h" #include "qxsdschemaparsercontext_p.h" #include "qxsdschematypesfactory_p.h" #include "qxsdtypechecker_p.h" #include "qxsdschemachecker_helper.cpp" QT_BEGIN_NAMESPACE using namespace QPatternist; XsdSchemaChecker::XsdSchemaChecker(const QExplicitlySharedDataPointer &context, const XsdSchemaParserContext *parserContext) : m_context(context) , m_namePool(parserContext->namePool()) , m_schema(parserContext->schema()) { setupAllowedAtomicFacets(); } XsdSchemaChecker::~XsdSchemaChecker() { } /* * This method is called after the resolver has set the base type for every * type and information about deriavtion and 'is simple type vs. is complex type' * are available. */ void XsdSchemaChecker::basicCheck() { // first check that there is no circular inheritance, only the // wxsSuperType is used here checkBasicCircularInheritances(); // check the basic constraints like simple type can not inherit from complex type etc. checkBasicSimpleTypeConstraints(); checkBasicComplexTypeConstraints(); } void XsdSchemaChecker::check() { checkCircularInheritances(); checkInheritanceRestrictions(); checkSimpleDerivationRestrictions(); checkSimpleTypeConstraints(); checkComplexTypeConstraints(); checkDuplicatedAttributeUses(); checkElementConstraints(); checkAttributeConstraints(); checkAttributeUseConstraints(); // checkElementDuplicates(); } void XsdSchemaChecker::addComponentLocationHash(const ComponentLocationHash &hash) { m_componentLocationHash.unite(hash); } /** * Checks whether the @p otherType is the same as @p myType or if one of its * ancestors is the same as @p myType. */ static bool matchesType(const SchemaType::Ptr &myType, const SchemaType::Ptr &otherType, QSet visitedTypes) { bool retval = false; if (otherType) { if (visitedTypes.contains(otherType)) { return true; } else { visitedTypes.insert(otherType); } // simple types can have different varieties, so we have to check each of them if (otherType->isSimpleType()) { const XsdSimpleType::Ptr simpleType = otherType; if (simpleType->category() == XsdSimpleType::SimpleTypeAtomic) { // for atomic type we use the same test as in SchemaType::wxsTypeMatches retval = (myType == simpleType ? true : matchesType(myType, simpleType->wxsSuperType(), visitedTypes)); } else if (simpleType->category() == XsdSimpleType::SimpleTypeList) { // for list type we test against the itemType property retval = (myType == simpleType->itemType() ? true : matchesType(myType, simpleType->itemType()->wxsSuperType(), visitedTypes)); } else if (simpleType->category() == XsdSimpleType::SimpleTypeUnion) { // for union type we test against each member type const XsdSimpleType::List members = simpleType->memberTypes(); for (int i = 0; i < members.count(); ++i) { if (myType == members.at(i) ? true : matchesType(myType, members.at(i)->wxsSuperType(), visitedTypes)) { retval = true; break; } } } else { // reached xsAnySimple type whichs category is None retval = false; } } else { // if no simple type we handle it like in SchemaType::wxsTypeMatches retval = (myType == otherType ? true : matchesType(myType, otherType->wxsSuperType(), visitedTypes)); } } else // if otherType is null it doesn't match retval = false; return retval; } /** * Checks whether there is a circular inheritance for the union inheritance. */ static bool hasCircularUnionInheritance(const XsdSimpleType::Ptr &type, const SchemaType::Ptr &otherType, NamePool::Ptr &namePool) { if (type == otherType) { return true; } if (!otherType->isSimpleType() || !otherType->isDefinedBySchema()) { return false; } const XsdSimpleType::Ptr simpleOtherType = otherType; if (simpleOtherType->category() == XsdSimpleType::SimpleTypeUnion) { const XsdSimpleType::List memberTypes = simpleOtherType->memberTypes(); for (int i = 0; i < memberTypes.count(); ++i) { if (otherType->wxsSuperType() == type) { return true; } if (hasCircularUnionInheritance(type, memberTypes.at(i), namePool)) { return true; } } } return false; } static inline bool wxsTypeMatches(const SchemaType::Ptr &type, const SchemaType::Ptr &otherType, QSet &visitedTypes, SchemaType::Ptr &conflictingType) { if (!otherType) return false; if (visitedTypes.contains(otherType)) { // inheritance loop detected conflictingType = otherType; return true; } else { visitedTypes.insert(otherType); } if (type == otherType) return true; return wxsTypeMatches(type, otherType->wxsSuperType(), visitedTypes, conflictingType); } void XsdSchemaChecker::checkBasicCircularInheritances() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); const QSourceLocation location = sourceLocationForType(type); // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 3) // check normal base type inheritance QSet visitedTypes; SchemaType::Ptr conflictingType; if (wxsTypeMatches(type, type->wxsSuperType(), visitedTypes, conflictingType)) { if (conflictingType) m_context->error(QtXmlPatterns::tr("%1 has inheritance loop in its base type %2") .arg(formatType(m_namePool, type)) .arg(formatType(m_namePool, conflictingType)), XsdSchemaContext::XSDError, location); else m_context->error(QtXmlPatterns::tr("circular inheritance of base type %1").arg(formatType(m_namePool, type)), XsdSchemaContext::XSDError, location); return; } } } void XsdSchemaChecker::checkCircularInheritances() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); const QSourceLocation location = sourceLocationForType(type); // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 3) // check normal base type inheritance QSet visitedTypes; if (matchesType(type, type->wxsSuperType(), visitedTypes)) { m_context->error(QtXmlPatterns::tr("circular inheritance of base type %1").arg(formatType(m_namePool, type)), XsdSchemaContext::XSDError, location); return; } // check union member inheritance if (type->isSimpleType() && type->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleType = type; if (simpleType->category() == XsdSimpleType::SimpleTypeUnion) { const XsdSimpleType::List memberTypes = simpleType->memberTypes(); for (int j = 0; j < memberTypes.count(); ++j) { if (hasCircularUnionInheritance(simpleType, memberTypes.at(j), m_namePool)) { m_context->error(QtXmlPatterns::tr("circular inheritance of union %1").arg(formatType(m_namePool, type)), XsdSchemaContext::XSDError, location); return; } } } } } } void XsdSchemaChecker::checkInheritanceRestrictions() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); const QSourceLocation location = sourceLocationForType(type); // check inheritance restrictions given by final property of base class const SchemaType::Ptr baseType = type->wxsSuperType(); if (baseType->isDefinedBySchema()) { if ((type->derivationMethod() == SchemaType::DerivationRestriction) && (baseType->derivationConstraints() & SchemaType::RestrictionConstraint)) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by restriction as the latter defines it as final") .arg(formatType(m_namePool, type)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } else if ((type->derivationMethod() == SchemaType::DerivationExtension) && (baseType->derivationConstraints() & SchemaType::ExtensionConstraint)) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by extension as the latter defines it as final") .arg(formatType(m_namePool, type)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } } } } void XsdSchemaChecker::checkBasicSimpleTypeConstraints() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (!type->isSimpleType()) continue; const XsdSimpleType::Ptr simpleType = type; const QSourceLocation location = sourceLocation(simpleType); // check inheritance restrictions of simple type defined by schema constraints const SchemaType::Ptr baseType = simpleType->wxsSuperType(); if (baseType->isComplexType() && (simpleType->name(m_namePool) != BuiltinTypes::xsAnySimpleType->name(m_namePool))) { m_context->error(QtXmlPatterns::tr("base type of simple type %1 cannot be complex type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } if (baseType == BuiltinTypes::xsAnyType) { if (type->name(m_namePool) != BuiltinTypes::xsAnySimpleType->name(m_namePool)) { m_context->error(QtXmlPatterns::tr("simple type %1 cannot have direct base type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, BuiltinTypes::xsAnyType)), XsdSchemaContext::XSDError, location); return; } } } } void XsdSchemaChecker::checkSimpleTypeConstraints() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (!type->isSimpleType()) continue; const XsdSimpleType::Ptr simpleType = type; const QSourceLocation location = sourceLocation(simpleType); if (simpleType->category() == XsdSimpleType::None) { // additional checks // check that no user defined type has xs:AnySimpleType as base type (except xs:AnyAtomicType) if (simpleType->wxsSuperType()->name(m_namePool) == BuiltinTypes::xsAnySimpleType->name(m_namePool)) { if (simpleType->name(m_namePool) != BuiltinTypes::xsAnyAtomicType->name(m_namePool)) { m_context->error(QtXmlPatterns::tr("simple type %1 is not allowed to have base type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleType->wxsSuperType())), XsdSchemaContext::XSDError, location); return; } } // check that no user defined type has xs:AnyAtomicType as base type if (simpleType->wxsSuperType()->name(m_namePool) == BuiltinTypes::xsAnyAtomicType->name(m_namePool)) { m_context->error(QtXmlPatterns::tr("simple type %1 is not allowed to have base type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleType->wxsSuperType())), XsdSchemaContext::XSDError, location); return; } } // @see http://www.w3.org/TR/xmlschema11-1/#d0e37310 if (simpleType->category() == XsdSimpleType::SimpleTypeAtomic) { // 1.1 if ((simpleType->wxsSuperType()->category() != XsdSimpleType::SimpleTypeAtomic) && (simpleType->name(m_namePool) != BuiltinTypes::xsAnyAtomicType->name(m_namePool))) { m_context->error(QtXmlPatterns::tr("simple type %1 can only have simple atomic type as base type") .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); } // 1.2 if (simpleType->wxsSuperType()->derivationConstraints() & SchemaType::RestrictionConstraint) { m_context->error(QtXmlPatterns::tr("simple type %1 cannot derive from %2 as the latter defines restriction as final") .arg(formatType(m_namePool, simpleType->wxsSuperType())) .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); } // 1.3 // checked by checkConstrainingFacets already } else if (simpleType->category() == XsdSimpleType::SimpleTypeList) { const AnySimpleType::Ptr itemType = simpleType->itemType(); // 2.1 or @see http://www.w3.org/TR/xmlschema-2/#cos-list-of-atomic if (itemType->category() != SchemaType::SimpleTypeAtomic && itemType->category() != SchemaType::SimpleTypeUnion) { m_context->error(QtXmlPatterns::tr("variety of item type of %1 must be either atomic or union").arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // 2.1 second part if (itemType->category() == SchemaType::SimpleTypeUnion && itemType->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleItemType = itemType; const AnySimpleType::List memberTypes = simpleItemType->memberTypes(); for (int j = 0; j < memberTypes.count(); ++j) { if (memberTypes.at(j)->category() != SchemaType::SimpleTypeAtomic) { m_context->error(QtXmlPatterns::tr("variety of member types of %1 must be atomic").arg(formatType(m_namePool, simpleItemType)), XsdSchemaContext::XSDError, location); return; } } } // 2.2.1 if (simpleType->wxsSuperType()->name(m_namePool) == BuiltinTypes::xsAnySimpleType->name(m_namePool)) { if (itemType->isSimpleType() && itemType->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleItemType = itemType; // 2.2.1.1 if (simpleItemType->derivationConstraints() & XsdSimpleType::ListConstraint) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by list as the latter defines it as final") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleItemType)), XsdSchemaContext::XSDError, location); return; } // 2.2.1.2 const XsdFacet::Hash facets = simpleType->facets(); XsdFacet::HashIterator it(facets); bool invalidFacetFound = false; while (it.hasNext()) { it.next(); if (it.key() != XsdFacet::WhiteSpace) { invalidFacetFound = true; break; } } if (invalidFacetFound) { m_context->error(QtXmlPatterns::tr("simple type %1 is only allowed to have %2 facet") .arg(formatType(m_namePool, simpleType)) .arg(formatKeyword("whiteSpace")), XsdSchemaContext::XSDError, location); return; } } } else { // 2.2.2 // 2.2.2.1 if (simpleType->wxsSuperType()->category() != XsdSimpleType::SimpleTypeList) { m_context->error(QtXmlPatterns::tr("base type of simple type %1 must have variety of type list").arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // 2.2.2.2 if (simpleType->wxsSuperType()->derivationConstraints() & SchemaType::RestrictionConstraint) { m_context->error(QtXmlPatterns::tr("base type of simple type %1 has defined derivation by restriction as final").arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // 2.2.2.3 if (!XsdSchemaHelper::isSimpleDerivationOk(itemType, XsdSimpleType::Ptr(simpleType->wxsSuperType())->itemType(), SchemaType::DerivationConstraints())) { m_context->error(QtXmlPatterns::tr("item type of base type does not match item type of %1").arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // 2.2.2.4 const XsdFacet::Hash facets = simpleType->facets(); XsdFacet::HashIterator it(facets); bool invalidFacetFound = false; XsdFacet::Type invalidFacetType = XsdFacet::None; while (it.hasNext()) { it.next(); const XsdFacet::Type facetType = it.key(); if (facetType != XsdFacet::Length && facetType != XsdFacet::MinimumLength && facetType != XsdFacet::MaximumLength && facetType != XsdFacet::WhiteSpace && facetType != XsdFacet::Pattern && facetType != XsdFacet::Enumeration) { invalidFacetType = facetType; invalidFacetFound = true; break; } } if (invalidFacetFound) { m_context->error(QtXmlPatterns::tr("simple type %1 contains not allowed facet type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatKeyword(XsdFacet::typeName(invalidFacetType))), XsdSchemaContext::XSDError, location); return; } // 2.2.2.5 // TODO: check value constraints } } else if (simpleType->category() == XsdSimpleType::SimpleTypeUnion) { const AnySimpleType::List memberTypes = simpleType->memberTypes(); if (simpleType->wxsSuperType()->name(m_namePool) == BuiltinTypes::xsAnySimpleType->name(m_namePool)) { // 3.1.1 // 3.3.1.1 for (int i = 0; i < memberTypes.count(); ++i) { const AnySimpleType::Ptr memberType = memberTypes.at(i); if (memberType->derivationConstraints() & XsdSimpleType::UnionConstraint) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by union as the latter defines it as final") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, memberType)), XsdSchemaContext::XSDError, location); return; } } // 3.3.1.2 if (!simpleType->facets().isEmpty()) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to have any facets") .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } } else { // 3.1.2.1 if (simpleType->wxsSuperType()->category() != SchemaType::SimpleTypeUnion) { m_context->error(QtXmlPatterns::tr("base type %1 of simple type %2 must have variety of union") .arg(formatType(m_namePool, simpleType->wxsSuperType())) .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // 3.1.2.2 if (simpleType->wxsSuperType()->derivationConstraints() & SchemaType::DerivationRestriction) { m_context->error(QtXmlPatterns::tr("base type %1 of simple type %2 is not allowed to have restriction in %3 attribute") .arg(formatType(m_namePool, simpleType->wxsSuperType())) .arg(formatType(m_namePool, simpleType)) .arg(formatAttribute("final")), XsdSchemaContext::XSDError, location); return; } //3.1.2.3 if (simpleType->wxsSuperType()->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleBaseType(simpleType->wxsSuperType()); AnySimpleType::List baseMemberTypes = simpleBaseType->memberTypes(); for (int i = 0; i < memberTypes.count(); ++i) { const AnySimpleType::Ptr memberType = memberTypes.at(i); const AnySimpleType::Ptr baseMemberType = baseMemberTypes.at(i); if (!XsdSchemaHelper::isSimpleDerivationOk(memberType, baseMemberType, SchemaType::DerivationConstraints())) { m_context->error(QtXmlPatterns::tr("member type %1 cannot be derived from member type %2 of %3's base type %4") .arg(formatType(m_namePool, memberType)) .arg(formatType(m_namePool, baseMemberType)) .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleBaseType)), XsdSchemaContext::XSDError, location); } } } // 3.1.2.4 const XsdFacet::Hash facets = simpleType->facets(); XsdFacet::HashIterator it(facets); bool invalidFacetFound = false; XsdFacet::Type invalidFacetType = XsdFacet::None; while (it.hasNext()) { it.next(); const XsdFacet::Type facetType = it.key(); if (facetType != XsdFacet::Pattern && facetType != XsdFacet::Enumeration) { invalidFacetType = facetType; invalidFacetFound = true; break; } } if (invalidFacetFound) { m_context->error(QtXmlPatterns::tr("simple type %1 contains not allowed facet type %2") .arg(formatType(m_namePool, simpleType)) .arg(formatKeyword(XsdFacet::typeName(invalidFacetType))), XsdSchemaContext::XSDError, location); return; } // 3.1.2.5 // TODO: check value constraints } } } } void XsdSchemaChecker::checkBasicComplexTypeConstraints() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (!type->isComplexType() || !type->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexType = type; const QSourceLocation location = sourceLocation(complexType); // check inheritance restrictions of complex type defined by schema constraints const SchemaType::Ptr baseType = complexType->wxsSuperType(); // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 2) if (baseType->isSimpleType() && (complexType->derivationMethod() != XsdComplexType::DerivationExtension)) { m_context->error(QtXmlPatterns::tr("derivation method of %1 must be extension because the base type %2 is a simple type") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } } } void XsdSchemaChecker::checkComplexTypeConstraints() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (!type->isComplexType() || !type->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexType = type; const QSourceLocation location = sourceLocation(complexType); if (complexType->contentType()->particle()) { XsdElement::Ptr duplicatedElement; if (XsdParticleChecker::hasDuplicatedElements(complexType->contentType()->particle(), m_namePool, duplicatedElement)) { m_context->error(QtXmlPatterns::tr("complex type %1 has duplicated element %2 in its content model") .arg(formatType(m_namePool, complexType)) .arg(formatKeyword(duplicatedElement->displayName(m_namePool))), XsdSchemaContext::XSDError, location); return; } if (!XsdParticleChecker::isUPAConform(complexType->contentType()->particle(), m_namePool)) { m_context->error(QtXmlPatterns::tr("complex type %1 has non-deterministic content") .arg(formatType(m_namePool, complexType)), XsdSchemaContext::XSDError, location); return; } } // check inheritance restrictions of complex type defined by schema constraints const SchemaType::Ptr baseType = complexType->wxsSuperType(); // @see http://www.w3.org/TR/xmlschema11-1/#cos-ct-extends if (complexType->derivationMethod() == XsdComplexType::DerivationExtension) { if (baseType->isComplexType() && baseType->isDefinedBySchema()) { const XsdComplexType::Ptr complexBaseType = baseType; // we can skip 1.1 here, as it is tested in checkInheritanceRestrictions() already // 1.2 and 1.3 QString errorMsg; if (!XsdSchemaHelper::isValidAttributeUsesExtension(complexType->attributeUses(), complexBaseType->attributeUses(), complexType->attributeWildcard(), complexBaseType->attributeWildcard(), m_context, errorMsg)) { m_context->error(QtXmlPatterns::tr("attributes of complex type %1 are not a valid extension of the attributes of base type %2: %3") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)) .arg(errorMsg), XsdSchemaContext::XSDError, location); return; } // 1.4 bool validContentType = false; if (complexType->contentType()->variety() == XsdComplexType::ContentType::Simple && complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Simple) { if (complexType->contentType()->simpleType() == complexBaseType->contentType()->simpleType()) { validContentType = true; // 1.4.1 } } else if (complexType->contentType()->variety() == XsdComplexType::ContentType::Empty && complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Empty) { validContentType = true; // 1.4.2 } else { // 1.4.3 if (complexType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly || complexType->contentType()->variety() == XsdComplexType::ContentType::Mixed) { // 1.4.3.1 if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Empty) { validContentType = true; // 1.4.3.2.1 } else { // 1.4.3.2.2 if (complexType->contentType()->particle()) { // our own check if ((complexType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly && complexBaseType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly) || (complexType->contentType()->variety() == XsdComplexType::ContentType::Mixed && complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed)) { // 1.4.3.2.2.1 if (isValidParticleExtension(complexType->contentType()->particle(), complexBaseType->contentType()->particle())) { validContentType = true; // 1.4.3.2.2.2 } } } // 1.4.3.2.2.3 and 1.4.3.2.2.4 handle 'open content' that we do not support yet } } } // 1.5 WTF?!? if (!validContentType) { m_context->error(QtXmlPatterns::tr("content model of complex type %1 is not a valid extension of content model of %2") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, complexBaseType)), XsdSchemaContext::XSDError, location); return; } } else if (baseType->isSimpleType()) { // 2.1 if (complexType->contentType()->variety() != XsdComplexType::ContentType::Simple) { m_context->error(QtXmlPatterns::tr("complex type %1 must have simple content") .arg(formatType(m_namePool, complexType)), XsdSchemaContext::XSDError, location); return; } if (complexType->contentType()->simpleType() != baseType) { m_context->error(QtXmlPatterns::tr("complex type %1 must have the same simple type as its base class %2") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } // 2.2 tested in checkInheritanceRestrictions() already } } else if (complexType->derivationMethod() == XsdComplexType::DerivationRestriction) { // @see http://www.w3.org/TR/xmlschema11-1/#d0e21402 const SchemaType::Ptr baseType(complexType->wxsSuperType()); bool derivationOk = false; QString errorMsg; // we can partly skip 1 here, as it is tested in checkInheritanceRestrictions() already if (baseType->isComplexType()) { // 2.1 if (baseType->name(m_namePool) == BuiltinTypes::xsAnyType->name(m_namePool)) { derivationOk = true; } if (baseType->isDefinedBySchema()) { const XsdComplexType::Ptr complexBaseType(baseType); // 2.2.1 if (complexType->contentType()->variety() == XsdComplexType::ContentType::Simple) { // 2.2.2.1 if (XsdSchemaHelper::isSimpleDerivationOk(complexType->contentType()->simpleType(), complexBaseType->contentType()->simpleType(), SchemaType::DerivationConstraints())) derivationOk = true; // 2.2.2.2 if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed) { if (XsdSchemaHelper::isParticleEmptiable(complexBaseType->contentType()->particle())) derivationOk = true; } } // 2.3.1 if (complexType->contentType()->variety() == XsdComplexType::ContentType::Empty) { // 2.3.2.1 if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Empty) derivationOk = true; // 2.3.2.2 if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly || complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed) { if (XsdSchemaHelper::isParticleEmptiable(complexBaseType->contentType()->particle())) derivationOk = true; } } // 2.4.1.1 if (((complexType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly) && (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly || complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed)) || // 2.4.1.2 (complexType->contentType()->variety() == XsdComplexType::ContentType::Mixed && complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed)) { // 2.4.2 if (XsdParticleChecker::subsumes(complexBaseType->contentType()->particle(), complexType->contentType()->particle(), m_context, errorMsg)) derivationOk = true; } } } if (!derivationOk) { m_context->error(QtXmlPatterns::tr("complex type %1 cannot be derived from base type %2%3") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)) .arg(errorMsg.isEmpty() ? QString() : QLatin1String(": ") + errorMsg), XsdSchemaContext::XSDError, location); return; } if (baseType->isDefinedBySchema()) { const XsdComplexType::Ptr complexBaseType(baseType); QString errorMsg; if (!XsdSchemaHelper::isValidAttributeUsesRestriction(complexType->attributeUses(), complexBaseType->attributeUses(), complexType->attributeWildcard(), complexBaseType->attributeWildcard(), m_context, errorMsg)) { m_context->error(QtXmlPatterns::tr("attributes of complex type %1 are not a valid restriction from the attributes of base type %2: %3") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)) .arg(errorMsg), XsdSchemaContext::XSDError, location); return; } } } // check that complex type with simple content is not allowed to inherit from // built in complex type xs:AnyType if (complexType->contentType()->variety() == XsdComplexType::ContentType::Simple) { if (baseType->name(m_namePool) == BuiltinTypes::xsAnyType->name(m_namePool)) { m_context->error(QtXmlPatterns::tr("complex type %1 with simple content cannot be derived from complex base type %2") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, baseType)), XsdSchemaContext::XSDError, location); return; } } } } void XsdSchemaChecker::checkSimpleDerivationRestrictions() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (type->isComplexType()) continue; if (type->category() != SchemaType::SimpleTypeList && type->category() != SchemaType::SimpleTypeUnion) continue; const XsdSimpleType::Ptr simpleType = type; const QSourceLocation location = sourceLocation(simpleType); // check all simple types derived by list if (simpleType->category() == XsdSimpleType::SimpleTypeList) { const AnySimpleType::Ptr itemType = simpleType->itemType(); if (itemType->isComplexType()) { m_context->error(QtXmlPatterns::tr("item type of simple type %1 cannot be a complex type") .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } if (itemType->isSimpleType() && itemType->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleItemType = itemType; if (simpleItemType->derivationConstraints() & XsdSimpleType::ListConstraint) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by list as the latter defines it as final") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleItemType)), XsdSchemaContext::XSDError, location); return; } } // @see http://www.w3.org/TR/xmlschema-2/#cos-list-of-atomic if (itemType->category() != SchemaType::SimpleTypeAtomic && itemType->category() != SchemaType::SimpleTypeUnion) { m_context->error(QtXmlPatterns::tr("variety of item type of %1 must be either atomic or union").arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } if (itemType->category() == SchemaType::SimpleTypeUnion && itemType->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleItemType = itemType; const AnySimpleType::List memberTypes = simpleItemType->memberTypes(); for (int j = 0; j < memberTypes.count(); ++j) { if (memberTypes.at(j)->category() != SchemaType::SimpleTypeAtomic) { m_context->error(QtXmlPatterns::tr("variety of member types of %1 must be atomic").arg(formatType(m_namePool, simpleItemType)), XsdSchemaContext::XSDError, location); return; } } } } // check all simple types derived by union if (simpleType->category() == XsdSimpleType::SimpleTypeUnion) { const AnySimpleType::List memberTypes = simpleType->memberTypes(); for (int i = 0; i < memberTypes.count(); ++i) { const AnySimpleType::Ptr memberType = memberTypes.at(i); if (memberType->isComplexType()) { m_context->error(QtXmlPatterns::tr("member type of simple type %1 cannot be a complex type") .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } // @see http://www.w3.org/TR/xmlschema-2/#cos-no-circular-unions if (simpleType->name(m_namePool) == memberType->name(m_namePool)) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to have a member type with the same name as itself") .arg(formatType(m_namePool, simpleType)), XsdSchemaContext::XSDError, location); return; } if (memberType->isSimpleType() && memberType->isDefinedBySchema()) { const XsdSimpleType::Ptr simpleMemberType = memberType; if (simpleMemberType->derivationConstraints() & XsdSimpleType::UnionConstraint) { m_context->error(QtXmlPatterns::tr("%1 is not allowed to derive from %2 by union as the latter defines it as final") .arg(formatType(m_namePool, simpleType)) .arg(formatType(m_namePool, simpleMemberType)), XsdSchemaContext::XSDError, location); return; } } } } } } void XsdSchemaChecker::checkConstrainingFacets() { // first the global simple types const SchemaType::List types = m_schema->types(); for (int i = 0; i < types.count(); ++i) { if (!(types.at(i)->isSimpleType()) || !(types.at(i)->isDefinedBySchema())) continue; const XsdSimpleType::Ptr simpleType = types.at(i); checkConstrainingFacets(simpleType->facets(), simpleType); } // and afterwards all anonymous simple types const SchemaType::List anonymousTypes = m_schema->anonymousTypes(); for (int i = 0; i < anonymousTypes.count(); ++i) { if (!(anonymousTypes.at(i)->isSimpleType()) || !(anonymousTypes.at(i)->isDefinedBySchema())) continue; const XsdSimpleType::Ptr simpleType = anonymousTypes.at(i); checkConstrainingFacets(simpleType->facets(), simpleType); } } void XsdSchemaChecker::checkConstrainingFacets(const XsdFacet::Hash &facets, const XsdSimpleType::Ptr &simpleType) { if (facets.isEmpty()) return; SchemaType::Ptr comparableBaseType; if (!simpleType->wxsSuperType()->isDefinedBySchema()) comparableBaseType = simpleType->wxsSuperType(); else comparableBaseType = simpleType->primitiveType(); const XsdSchemaSourceLocationReflection reflection(sourceLocation(simpleType)); // start checks if (facets.contains(XsdFacet::Length)) { const XsdFacet::Ptr lengthFacet = facets.value(XsdFacet::Length); const DerivedInteger::Ptr lengthValue = lengthFacet->value(); // @see http://www.w3.org/TR/xmlschema-2/#length-minLength-maxLength if (facets.contains(XsdFacet::MinimumLength)) { const XsdFacet::Ptr minLengthFacet = facets.value(XsdFacet::MinimumLength); const DerivedInteger::Ptr minLengthValue = minLengthFacet->value(); bool foundSuperMinimumLength = false; SchemaType::Ptr baseType = simpleType->wxsSuperType(); while (baseType) { const XsdFacet::Hash baseFacets = m_context->facetsForType(baseType); if (baseFacets.contains(XsdFacet::MinimumLength) && !baseFacets.contains(XsdFacet::Length)) { const DerivedInteger::Ptr superValue(baseFacets.value(XsdFacet::MinimumLength)->value()); if (minLengthValue->toInteger() == superValue->toInteger()) { foundSuperMinimumLength = true; break; } } baseType = baseType->wxsSuperType(); } if ((minLengthValue->toInteger() > lengthValue->toInteger()) || !foundSuperMinimumLength) { m_context->error(QtXmlPatterns::tr("%1 facet collides with %2 facet") .arg(formatKeyword("length")) .arg(formatKeyword("minLength")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } // @see http://www.w3.org/TR/xmlschema-2/#length-minLength-maxLength if (facets.contains(XsdFacet::MaximumLength)) { const XsdFacet::Ptr maxLengthFacet = facets.value(XsdFacet::MaximumLength); const DerivedInteger::Ptr maxLengthValue = maxLengthFacet->value(); bool foundSuperMaximumLength = false; SchemaType::Ptr baseType = simpleType->wxsSuperType(); while (baseType) { const XsdFacet::Hash baseFacets = m_context->facetsForType(baseType); if (baseFacets.contains(XsdFacet::MaximumLength) && !baseFacets.contains(XsdFacet::Length)) { const DerivedInteger::Ptr superValue(baseFacets.value(XsdFacet::MaximumLength)->value()); if (maxLengthValue->toInteger() == superValue->toInteger()) { foundSuperMaximumLength = true; break; } } baseType = baseType->wxsSuperType(); } if ((maxLengthValue->toInteger() < lengthValue->toInteger()) || !foundSuperMaximumLength) { m_context->error(QtXmlPatterns::tr("%1 facet collides with %2 facet") .arg(formatKeyword("length")) .arg(formatKeyword("maxLength")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } // @see http://www.w3.org/TR/xmlschema-2/#length-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::Length)) { const DerivedInteger::Ptr baseValue = baseFacets.value(XsdFacet::Length)->value(); if (lengthValue->toInteger() != baseValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must have the same value as %2 facet of base type") .arg(formatKeyword("length")) .arg(formatKeyword("length")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::MinimumLength)) { const XsdFacet::Ptr minLengthFacet = facets.value(XsdFacet::MinimumLength); const DerivedInteger::Ptr minLengthValue = minLengthFacet->value(); if (facets.contains(XsdFacet::MaximumLength)) { const XsdFacet::Ptr maxLengthFacet = facets.value(XsdFacet::MaximumLength); const DerivedInteger::Ptr maxLengthValue = maxLengthFacet->value(); // @see http://www.w3.org/TR/xmlschema-2/#minLength-less-than-equal-to-maxLength if (maxLengthValue->toInteger() < minLengthValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet collides with %2 facet") .arg(formatKeyword("minLength")) .arg(formatKeyword("maxLength")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } // @see http://www.w3.org/TR/xmlschema-2/#minLength-valid-restriction //TODO: check parent facets } // @see http://www.w3.org/TR/xmlschema-2/#minLength-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MinimumLength)) { const DerivedInteger::Ptr baseValue = baseFacets.value(XsdFacet::MinimumLength)->value(); if (minLengthValue->toInteger() < baseValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must be equal or greater than %2 facet of base type") .arg(formatKeyword("minLength")) .arg(formatKeyword("minLength")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::MaximumLength)) { const XsdFacet::Ptr maxLengthFacet = facets.value(XsdFacet::MaximumLength); const DerivedInteger::Ptr maxLengthValue = maxLengthFacet->value(); // @see http://www.w3.org/TR/xmlschema-2/#maxLength-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MaximumLength)) { const DerivedInteger::Ptr baseValue(baseFacets.value(XsdFacet::MaximumLength)->value()); if (maxLengthValue->toInteger() > baseValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("maxLength")) .arg(formatKeyword("maxLength")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::Pattern)) { // we keep the patterns in separated facets // @see http://www.w3.org/TR/xmlschema-2/#src-multiple-patterns // @see http://www.w3.org/TR/xmlschema-2/#cvc-pattern-valid const XsdFacet::Ptr patternFacet = facets.value(XsdFacet::Pattern); const AtomicValue::List multiValue = patternFacet->multiValue(); for (int i = 0; i < multiValue.count(); ++i) { const DerivedString::Ptr value = multiValue.at(i); const QRegExp exp = PatternPlatform::parsePattern(value->stringValue(), m_context, &reflection); if (!exp.isValid()) { m_context->error(QtXmlPatterns::tr("%1 facet contains invalid regular expression").arg(formatKeyword("pattern")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (facets.contains(XsdFacet::Enumeration)) { // @see http://www.w3.org/TR/xmlschema-2/#src-multiple-enumerations const XsdFacet::Ptr facet = facets.value(XsdFacet::Enumeration); if (BuiltinTypes::xsNOTATION->wxsTypeMatches(simpleType)) { const AtomicValue::List notationNames = facet->multiValue(); for (int k = 0; k < notationNames.count(); ++k) { const QNameValue::Ptr notationName = notationNames.at(k); if (!m_schema->notation(notationName->qName())) { m_context->error(QtXmlPatterns::tr("unknown notation %1 used in %2 facet") .arg(formatKeyword(m_namePool, notationName->qName())) .arg(formatKeyword("enumeration")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); } } } else if (BuiltinTypes::xsQName->wxsTypeMatches(simpleType)) { } else { const XsdTypeChecker checker(m_context, QVector(), sourceLocation(simpleType)); const AnySimpleType::Ptr baseType = simpleType->wxsSuperType(); const XsdFacet::Hash baseFacets = XsdTypeChecker::mergedFacetsForType(baseType, m_context); const AtomicValue::List multiValue = facet->multiValue(); for (int k = 0; k < multiValue.count(); ++k) { const QString stringValue = multiValue.at(k)->as >()->stringValue(); const QString actualValue = XsdTypeChecker::normalizedValue(stringValue, baseFacets); QString errorMsg; if (!checker.isValidString(actualValue, baseType, errorMsg)) { m_context->error(QtXmlPatterns::tr("%1 facet contains invalid value %2: %3") .arg(formatKeyword("enumeration")) .arg(formatData(stringValue)) .arg(errorMsg), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::WhiteSpace)) { const XsdFacet::Ptr whiteSpaceFacet = facets.value(XsdFacet::WhiteSpace); const DerivedString::Ptr whiteSpaceValue = whiteSpaceFacet->value(); // @see http://www.w3.org/TR/xmlschema-2/#whiteSpace-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::WhiteSpace)) { const QString value = whiteSpaceValue->stringValue(); const QString baseValue = DerivedString::Ptr(baseFacets.value(XsdFacet::WhiteSpace)->value())->stringValue(); if (value == XsdSchemaToken::toString(XsdSchemaToken::Replace) || value == XsdSchemaToken::toString(XsdSchemaToken::Preserve)) { if (baseValue == XsdSchemaToken::toString(XsdSchemaToken::Collapse)) { m_context->error(QtXmlPatterns::tr("%1 facet cannot be %2 or %3 if %4 facet of base type is %5") .arg(formatKeyword("whiteSpace")) .arg(formatData("replace")) .arg(formatData("preserve")) .arg(formatKeyword("whiteSpace")) .arg(formatData("collapse")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } if (value == XsdSchemaToken::toString(XsdSchemaToken::Preserve) && baseValue == XsdSchemaToken::toString(XsdSchemaToken::Replace)) { m_context->error(QtXmlPatterns::tr("%1 facet cannot be %2 if %3 facet of base type is %4") .arg(formatKeyword("whiteSpace")) .arg(formatData("preserve")) .arg(formatKeyword("whiteSpace")) .arg(formatData("replace")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr maxFacet = facets.value(XsdFacet::MaximumInclusive); // @see http://www.w3.org/TR/xmlschema-2/#minInclusive-less-than-equal-to-maxInclusive if (facets.contains(XsdFacet::MinimumInclusive)) { const XsdFacet::Ptr minFacet = facets.value(XsdFacet::MinimumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterThan, maxFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } // @see http://www.w3.org/TR/xmlschema-2/#maxInclusive-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorGreaterThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("maxInclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorGreaterOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than %2 facet of base type") .arg(formatKeyword("maxInclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } } if (facets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr maxFacet = facets.value(XsdFacet::MaximumExclusive); // @see http://www.w3.org/TR/xmlschema-2/#maxInclusive-maxExclusive if (facets.contains(XsdFacet::MaximumInclusive)) { m_context->error(QtXmlPatterns::tr("%1 facet and %2 facet cannot appear together") .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } // @see http://www.w3.org/TR/xmlschema-2/#minExclusive-less-than-equal-to-maxExclusive if (facets.contains(XsdFacet::MinimumExclusive)) { const XsdFacet::Ptr minFacet = facets.value(XsdFacet::MinimumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterThan, maxFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } // @see http://www.w3.org/TR/xmlschema-2/#maxExclusive-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorGreaterThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorGreaterThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MinimumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MinimumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorLessOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be greater than %2 facet of base type") .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("minInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MinimumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MinimumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(maxFacet->value(), AtomicComparator::OperatorLessOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be greater than %2 facet of base type") .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("minExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } } if (facets.contains(XsdFacet::MinimumExclusive)) { const XsdFacet::Ptr minFacet = facets.value(XsdFacet::MinimumExclusive); // @see http://www.w3.org/TR/xmlschema-2/#minInclusive-minExclusive if (facets.contains(XsdFacet::MinimumInclusive)) { m_context->error(QtXmlPatterns::tr("%1 facet and %2 facet cannot appear together") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("minInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } // @see http://www.w3.org/TR/xmlschema-2/#minExclusive-less-than-maxInclusive if (facets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr maxFacet = facets.value(XsdFacet::MaximumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterOrEqual, maxFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than %2 facet") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } // @see http://www.w3.org/TR/xmlschema-2/#minExclusive-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MinimumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MinimumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorLessThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be greater than or equal to %2 facet of base type") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("minExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than %2 facet of base type") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("minExclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } } if (facets.contains(XsdFacet::MinimumInclusive)) { const XsdFacet::Ptr minFacet = facets.value(XsdFacet::MinimumInclusive); // @see http://www.w3.org/TR/xmlschema-2/#minInclusive-less-than-maxExclusive if (facets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr maxFacet = facets.value(XsdFacet::MaximumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterOrEqual, maxFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than %2 facet") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } // @see http://www.w3.org/TR/xmlschema-2/#minInclusive-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::MinimumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MinimumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorLessThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be greater than or equal to %2 facet of base type") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("minInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MinimumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MinimumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorLessOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be greater than %2 facet of base type") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("minExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumInclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumInclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterThan, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("maxInclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } if (baseFacets.contains(XsdFacet::MaximumExclusive)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::MaximumExclusive); if (comparableBaseType) { if (XsdSchemaHelper::constructAndCompare(minFacet->value(), AtomicComparator::OperatorGreaterOrEqual, baseFacet->value(), comparableBaseType, m_context, &reflection)) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than %2 facet of base type") .arg(formatKeyword("minInclusive")) .arg(formatKeyword("maxExclusive")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } } if (facets.contains(XsdFacet::TotalDigits)) { const XsdFacet::Ptr totalDigitsFacet = facets.value(XsdFacet::TotalDigits); const DerivedInteger::Ptr totalDigitsValue = totalDigitsFacet->value(); // @see http://www.w3.org/TR/xmlschema-2/#totalDigits-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::TotalDigits)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::TotalDigits); const DerivedInteger::Ptr baseValue = baseFacet->value(); if (totalDigitsValue->toInteger() > baseValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("totalDigits")) .arg(formatKeyword("totalDigits")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } if (facets.contains(XsdFacet::FractionDigits)) { const XsdFacet::Ptr fractionDigitsFacet = facets.value(XsdFacet::FractionDigits); const DerivedInteger::Ptr fractionDigitsValue = fractionDigitsFacet->value(); // http://www.w3.org/TR/xmlschema-2/#fractionDigits-totalDigits if (facets.contains(XsdFacet::TotalDigits)) { const XsdFacet::Ptr totalDigitsFacet = facets.value(XsdFacet::TotalDigits); const DerivedInteger::Ptr totalDigitsValue = totalDigitsFacet->value(); if (fractionDigitsValue->toInteger() > totalDigitsValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet") .arg(formatKeyword("fractionDigits")) .arg(formatKeyword("totalDigits")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } // @see http://www.w3.org/TR/xmlschema-2/#fractionDigits-valid-restriction if (simpleType->derivationMethod() == XsdSimpleType::DerivationRestriction) { const XsdFacet::Hash baseFacets = m_context->facetsForType(simpleType->wxsSuperType()); if (baseFacets.contains(XsdFacet::FractionDigits)) { const XsdFacet::Ptr baseFacet = baseFacets.value(XsdFacet::FractionDigits); const DerivedInteger::Ptr baseValue = baseFacet->value(); if (fractionDigitsValue->toInteger() > baseValue->toInteger()) { m_context->error(QtXmlPatterns::tr("%1 facet must be less than or equal to %2 facet of base type") .arg(formatKeyword("fractionDigits")) .arg(formatKeyword("fractionDigits")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } // check whether facets are allowed for simple types variety if (simpleType->wxsSuperType()->category() == SchemaType::SimpleTypeAtomic) { if (simpleType->primitiveType()) { const QXmlName primitiveTypeName = simpleType->primitiveType()->name(m_namePool); if (m_allowedAtomicFacets.contains(primitiveTypeName)) { const QSet allowedFacets = m_allowedAtomicFacets.value(primitiveTypeName); QSet availableFacets = facets.keys().toSet(); if (!availableFacets.subtract(allowedFacets).isEmpty()) { m_context->error(QtXmlPatterns::tr("simple type contains not allowed facet %1") .arg(formatKeyword(XsdFacet::typeName(availableFacets.toList().first()))), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } else if (simpleType->wxsSuperType()->category() == SchemaType::SimpleTypeList) { if (facets.contains(XsdFacet::MaximumInclusive) || facets.contains(XsdFacet::MinimumInclusive) || facets.contains(XsdFacet::MaximumExclusive) || facets.contains(XsdFacet::MinimumExclusive) || facets.contains(XsdFacet::TotalDigits) || facets.contains(XsdFacet::FractionDigits)) { m_context->error(QtXmlPatterns::tr("%1, %2, %3, %4, %5 and %6 facets are not allowed when derived by list") .arg(formatKeyword("maxInclusive")) .arg(formatKeyword("maxExclusive")) .arg(formatKeyword("minInclusive")) .arg(formatKeyword("minExclusive")) .arg(formatKeyword("totalDigits")) .arg(formatKeyword("fractionDigits")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); } } else if (simpleType->wxsSuperType()->category() == SchemaType::SimpleTypeUnion) { if (facets.contains(XsdFacet::MaximumInclusive) || facets.contains(XsdFacet::MinimumInclusive) || facets.contains(XsdFacet::MaximumExclusive) || facets.contains(XsdFacet::MinimumExclusive) || facets.contains(XsdFacet::TotalDigits) || facets.contains(XsdFacet::FractionDigits) || facets.contains(XsdFacet::MinimumLength) || facets.contains(XsdFacet::MaximumLength) || facets.contains(XsdFacet::Length) || facets.contains(XsdFacet::WhiteSpace)) { m_context->error(QtXmlPatterns::tr("only %1 and %2 facets are allowed when derived by union") .arg(formatKeyword("pattern")) .arg(formatKeyword("enumeration")), XsdSchemaContext::XSDError, sourceLocation(simpleType)); } } // check whether value of facet matches the value space of the simple types base type const SchemaType::Ptr baseType = simpleType->wxsSuperType(); if (!baseType->isDefinedBySchema()) { const XsdSchemaSourceLocationReflection reflection(sourceLocation(simpleType)); XsdFacet::HashIterator it(facets); while (it.hasNext()) { it.next(); const XsdFacet::Ptr facet = it.value(); if (facet->type() == XsdFacet::MaximumInclusive || facet->type() == XsdFacet::MaximumExclusive || facet->type() == XsdFacet::MinimumInclusive || facet->type() == XsdFacet::MinimumExclusive) { const DerivedString::Ptr stringValue = facet->value(); const AtomicValue::Ptr value = ValueFactory::fromLexical(stringValue->stringValue(), baseType, m_context, &reflection); if (value->hasError()) { m_context->error(QtXmlPatterns::tr("%1 contains %2 facet with invalid data: %3") .arg(formatType(m_namePool, simpleType)) .arg(formatKeyword(XsdFacet::typeName(facet->type()))) .arg(formatData(stringValue->stringValue())), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } // @see http://www.w3.org/TR/xmlschema-2/#enumeration-valid-restriction if (facet->type() == XsdFacet::Enumeration && baseType != BuiltinTypes::xsNOTATION) { const AtomicValue::List multiValue = facet->multiValue(); for (int j = 0; j < multiValue.count(); ++j) { const QString stringValue = DerivedString::Ptr(multiValue.at(j))->stringValue(); const AtomicValue::Ptr value = ValueFactory::fromLexical(stringValue, baseType, m_context, &reflection); if (value->hasError()) { m_context->error(QtXmlPatterns::tr("%1 contains %2 facet with invalid data: %3") .arg(formatType(m_namePool, simpleType)) .arg(formatKeyword(XsdFacet::typeName(XsdFacet::Enumeration))) .arg(formatData(stringValue)), XsdSchemaContext::XSDError, sourceLocation(simpleType)); return; } } } } } } void XsdSchemaChecker::checkDuplicatedAttributeUses() { // first all global attribute groups const XsdAttributeGroup::List attributeGroups = m_schema->attributeGroups(); for (int i = 0; i < attributeGroups.count(); ++i) { const XsdAttributeGroup::Ptr attributeGroup = attributeGroups.at(i); const XsdAttributeUse::List uses = attributeGroup->attributeUses(); // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 4) XsdAttribute::Ptr conflictingAttribute; if (hasDuplicatedAttributeUses(uses, conflictingAttribute)) { m_context->error(QtXmlPatterns::tr("attribute group %1 contains attribute %2 twice") .arg(formatKeyword(attributeGroup->displayName(m_namePool))) .arg(formatKeyword(conflictingAttribute->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(attributeGroup)); return; } // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 5) if (hasMultipleIDAttributeUses(uses)) { m_context->error(QtXmlPatterns::tr("attribute group %1 contains two different attributes that both have types derived from %2") .arg(formatKeyword(attributeGroup->displayName(m_namePool))) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(attributeGroup)); return; } if (hasConstraintIDAttributeUse(uses, conflictingAttribute)) { m_context->error(QtXmlPatterns::tr("attribute group %1 contains attribute %2 that has value constraint but type that inherits from %3") .arg(formatKeyword(attributeGroup->displayName(m_namePool))) .arg(formatKeyword(conflictingAttribute->displayName(m_namePool))) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(attributeGroup)); return; } } // then the global and anonymous complex types SchemaType::List types = m_schema->types(); types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { if (!(types.at(i)->isComplexType()) || !types.at(i)->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexType = types.at(i); const XsdAttributeUse::List attributeUses = complexType->attributeUses(); // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 4) XsdAttribute::Ptr conflictingAttribute; if (hasDuplicatedAttributeUses(attributeUses, conflictingAttribute)) { m_context->error(QtXmlPatterns::tr("complex type %1 contains attribute %2 twice") .arg(formatType(m_namePool, complexType)) .arg(formatKeyword(conflictingAttribute->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } // @see http://www.w3.org/TR/xmlschema11-1/#ct-props-correct 5) if (hasMultipleIDAttributeUses(attributeUses)) { m_context->error(QtXmlPatterns::tr("complex type %1 contains two different attributes that both have types derived from %2") .arg(formatType(m_namePool, complexType)) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } if (hasConstraintIDAttributeUse(attributeUses, conflictingAttribute)) { m_context->error(QtXmlPatterns::tr("complex type %1 contains attribute %2 that has value constraint but type that inherits from %3") .arg(formatType(m_namePool, complexType)) .arg(formatKeyword(conflictingAttribute->displayName(m_namePool))) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } } } void XsdSchemaChecker::checkElementConstraints() { const QSet elements = collectAllElements(m_schema); QSetIterator it(elements); while (it.hasNext()) { const XsdElement::Ptr element = it.next(); // @see http://www.w3.org/TR/xmlschema11-1/#e-props-correct // 2 and xs:ID check if (element->valueConstraint()) { const SchemaType::Ptr type = element->type(); AnySimpleType::Ptr targetType; if (type->isSimpleType() && type->category() == SchemaType::SimpleTypeAtomic) { targetType = type; // if it is a XsdSimpleType, use its primitive type as target type if (type->isDefinedBySchema()) targetType = XsdSimpleType::Ptr(type)->primitiveType(); } else if (type->isComplexType() && type->isDefinedBySchema()) { const XsdComplexType::Ptr complexType(type); if (complexType->contentType()->variety() == XsdComplexType::ContentType::Simple) { const AnySimpleType::Ptr simpleType = complexType->contentType()->simpleType(); if (simpleType->category() == AnySimpleType::SimpleTypeAtomic) { targetType = simpleType; if (simpleType->isDefinedBySchema()) targetType = XsdSimpleType::Ptr(simpleType)->primitiveType(); } } else if (complexType->contentType()->variety() != XsdComplexType::ContentType::Mixed) { m_context->error(QtXmlPatterns::tr("element %1 is not allowed to have a value constraint if its base type is complex") .arg(formatKeyword(element->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } if ((targetType == BuiltinTypes::xsID) || BuiltinTypes::xsID->wxsTypeMatches(type)) { m_context->error(QtXmlPatterns::tr("element %1 is not allowed to have a value constraint if its type is derived from %2") .arg(formatKeyword(element->displayName(m_namePool))) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(element)); return; } if (type->isSimpleType()) { QString errorMsg; if (!isValidValue(element->valueConstraint()->value(), type, errorMsg)) { m_context->error(QtXmlPatterns::tr("value constraint of element %1 is not of elements type: %2") .arg(formatKeyword(element->displayName(m_namePool))) .arg(errorMsg), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } else if (type->isComplexType() && type->isDefinedBySchema()) { const XsdComplexType::Ptr complexType(type); if (complexType->contentType()->variety() == XsdComplexType::ContentType::Simple) { QString errorMsg; if (!isValidValue(element->valueConstraint()->value(), complexType->contentType()->simpleType(), errorMsg)) { m_context->error(QtXmlPatterns::tr("value constraint of element %1 is not of elements type: %2") .arg(formatKeyword(element->displayName(m_namePool))) .arg(errorMsg), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } } } if (!element->substitutionGroupAffiliations().isEmpty()) { // 3 if (!element->scope() || element->scope()->variety() != XsdElement::Scope::Global) { m_context->error(QtXmlPatterns::tr("element %1 is not allowed to have substitution group affiliation as it is no global element").arg(formatKeyword(element->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(element)); return; } // 4 const XsdElement::List affiliations = element->substitutionGroupAffiliations(); for (int i = 0; i < affiliations.count(); ++i) { const XsdElement::Ptr affiliation = affiliations.at(i); bool derivationOk = false; if (element->type()->isComplexType() && affiliation->type()->isComplexType()) { if (XsdSchemaHelper::isComplexDerivationOk(element->type(), affiliation->type(), affiliation->substitutionGroupExclusions())) { derivationOk = true; } } if (element->type()->isComplexType() && affiliation->type()->isSimpleType()) { if (XsdSchemaHelper::isComplexDerivationOk(element->type(), affiliation->type(), affiliation->substitutionGroupExclusions())) { derivationOk = true; } } if (element->type()->isSimpleType()) { if (XsdSchemaHelper::isSimpleDerivationOk(element->type(), affiliation->type(), affiliation->substitutionGroupExclusions())) { derivationOk = true; } } if (!derivationOk) { m_context->error(QtXmlPatterns::tr("type of element %1 cannot be derived from type of substitution group affiliation").arg(formatKeyword(element->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } // 5 was checked in XsdSchemaResolver::resolveSubstitutionGroupAffiliations() already } } } void XsdSchemaChecker::checkAttributeConstraints() { // all global attributes XsdAttribute::List attributes = m_schema->attributes(); // and all local attributes SchemaType::List types = m_schema->types(); types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { if (!types.at(i)->isComplexType() || !types.at(i)->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexType(types.at(i)); const XsdAttributeUse::List uses = complexType->attributeUses(); for (int j = 0; j < uses.count(); ++j) attributes.append(uses.at(j)->attribute()); } for (int i = 0; i < attributes.count(); ++i) { const XsdAttribute::Ptr attribute = attributes.at(i); if (!attribute->valueConstraint()) continue; if (attribute->valueConstraint()->variety() == XsdAttribute::ValueConstraint::Default || attribute->valueConstraint()->variety() == XsdAttribute::ValueConstraint::Fixed) { const SchemaType::Ptr type = attribute->type(); QString errorMsg; if (!isValidValue(attribute->valueConstraint()->value(), attribute->type(), errorMsg)) { m_context->error(QtXmlPatterns::tr("value constraint of attribute %1 is not of attributes type: %2") .arg(formatKeyword(attribute->displayName(m_namePool))) .arg(errorMsg), XsdSchemaContext::XSDError, sourceLocation(attribute)); return; } } if (BuiltinTypes::xsID->wxsTypeMatches(attribute->type())) { m_context->error(QtXmlPatterns::tr("attribute %1 has value constraint but has type derived from %2") .arg(formatKeyword(attribute->displayName(m_namePool))) .arg(formatType(m_namePool, BuiltinTypes::xsID)), XsdSchemaContext::XSDError, sourceLocation(attribute)); return; } } } bool XsdSchemaChecker::isValidValue(const QString &stringValue, const AnySimpleType::Ptr &type, QString &errorMsg) const { if (BuiltinTypes::xsAnySimpleType->name(m_namePool) == type->name(m_namePool)) return true; // no need to check xs:anyType content const XsdFacet::Hash facets = XsdTypeChecker::mergedFacetsForType(type, m_context); const QString actualValue = XsdTypeChecker::normalizedValue(stringValue, facets); const XsdTypeChecker checker(m_context, QVector(), QSourceLocation(QUrl(QLatin1String("http://dummy.org")), 1, 1)); return checker.isValidString(actualValue, type, errorMsg); } void XsdSchemaChecker::checkAttributeUseConstraints() { XsdComplexType::List complexTypes; SchemaType::List types = m_schema->types(); types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (type->isComplexType() && type->isDefinedBySchema()) complexTypes.append(XsdComplexType::Ptr(type)); } for (int i = 0; i < complexTypes.count(); ++i) { const XsdComplexType::Ptr complexType(complexTypes.at(i)); const SchemaType::Ptr baseType = complexType->wxsSuperType(); if (!baseType || !baseType->isComplexType() || !baseType->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexBaseType(baseType); const XsdAttributeUse::List attributeUses = complexType->attributeUses(); QHash lookupHash; for (int j = 0; j < attributeUses.count(); ++j) lookupHash.insert(attributeUses.at(j)->attribute()->name(m_namePool), attributeUses.at(j)); const XsdAttributeUse::List baseAttributeUses = complexBaseType->attributeUses(); for (int j = 0; j < baseAttributeUses.count(); ++j) { const XsdAttributeUse::Ptr baseAttributeUse = baseAttributeUses.at(j); if (lookupHash.contains(baseAttributeUse->attribute()->name(m_namePool))) { const XsdAttributeUse::Ptr attributeUse = lookupHash.value(baseAttributeUse->attribute()->name(m_namePool)); if (baseAttributeUse->useType() == XsdAttributeUse::RequiredUse) { if (attributeUse->useType() == XsdAttributeUse::OptionalUse || attributeUse->useType() == XsdAttributeUse::ProhibitedUse) { m_context->error(QtXmlPatterns::tr("%1 attribute in derived complex type must be %2 like in base type") .arg(formatAttribute("use")) .arg(formatData("required")), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } } if (baseAttributeUse->valueConstraint()) { if (baseAttributeUse->valueConstraint()->variety() == XsdAttributeUse::ValueConstraint::Fixed) { if (!attributeUse->valueConstraint()) { m_context->error(QtXmlPatterns::tr("attribute %1 in derived complex type must have %2 value constraint like in base type") .arg(formatKeyword(attributeUse->attribute()->displayName(m_namePool))) .arg(formatData("fixed")), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } else { if (attributeUse->valueConstraint()->variety() == XsdAttributeUse::ValueConstraint::Fixed) { const XsdTypeChecker checker(m_context, QVector(), sourceLocation(complexType)); if (!checker.valuesAreEqual(attributeUse->valueConstraint()->value(), baseAttributeUse->valueConstraint()->value(), attributeUse->attribute()->type())) { m_context->error(QtXmlPatterns::tr("attribute %1 in derived complex type must have the same %2 value constraint like in base type") .arg(formatKeyword(attributeUse->attribute()->displayName(m_namePool))) .arg(formatData("fixed")), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } } else { m_context->error(QtXmlPatterns::tr("attribute %1 in derived complex type must have %2 value constraint") .arg(formatKeyword(attributeUse->attribute()->displayName(m_namePool))) .arg(formatData("fixed")), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } } } } } } // additional check that process content property of attribute wildcard in derived type is // not weaker than the wildcard in base type const XsdWildcard::Ptr baseWildcard(complexBaseType->attributeWildcard()); const XsdWildcard::Ptr derivedWildcard(complexType->attributeWildcard()); if (baseWildcard && derivedWildcard) { if (!XsdSchemaHelper::checkWildcardProcessContents(baseWildcard, derivedWildcard)) { m_context->error(QtXmlPatterns::tr("processContent of base wildcard must be weaker than derived wildcard"), XsdSchemaContext::XSDError, sourceLocation(complexType)); return; } } } } void XsdSchemaChecker::checkElementDuplicates() { // check all global types... SchemaType::List types = m_schema->types(); // .. and anonymous types types << m_schema->anonymousTypes(); for (int i = 0; i < types.count(); ++i) { const SchemaType::Ptr type = types.at(i); if (!type->isComplexType() || !type->isDefinedBySchema()) continue; const XsdComplexType::Ptr complexType(type); if ((complexType->contentType()->variety() == XsdComplexType::ContentType::ElementOnly) || (complexType->contentType()->variety() == XsdComplexType::ContentType::Mixed)) { DuplicatedElementMap elementMap; DuplicatedWildcardMap wildcardMap; checkElementDuplicates(complexType->contentType()->particle(), elementMap, wildcardMap); } } } void XsdSchemaChecker::checkElementDuplicates(const XsdParticle::Ptr &particle, DuplicatedElementMap &elementMap, DuplicatedWildcardMap &wildcardMap) { if (particle->term()->isElement()) { const XsdElement::Ptr element(particle->term()); if (elementMap.contains(element->name(m_namePool))) { if (element->type() != elementMap.value(element->name(m_namePool))) { m_context->error(QtXmlPatterns::tr("element %1 exists twice with different types") .arg(formatKeyword(element->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } else { elementMap.insert(element->name(m_namePool), element->type()); } // check substitution group affiliation const XsdElement::List substElements = element->substitutionGroupAffiliations(); for (int i = 0; i < substElements.count(); ++i) { const XsdElement::Ptr substElement = substElements.at(i); if (elementMap.contains(substElement->name(m_namePool))) { if (substElement->type() != elementMap.value(substElement->name(m_namePool))) { m_context->error(QtXmlPatterns::tr("element %1 exists twice with different types") .arg(formatKeyword(substElement->displayName(m_namePool))), XsdSchemaContext::XSDError, sourceLocation(element)); return; } } else { elementMap.insert(substElement->name(m_namePool), substElement->type()); } } } else if (particle->term()->isModelGroup()) { const XsdModelGroup::Ptr group(particle->term()); const XsdParticle::List particles = group->particles(); for (int i = 0; i < particles.count(); ++i) checkElementDuplicates(particles.at(i), elementMap, wildcardMap); } else if (particle->term()->isWildcard()) { const XsdWildcard::Ptr wildcard(particle->term()); bool error = false; if (!wildcardMap.contains(wildcard->namespaceConstraint()->variety())) { if (!wildcardMap.isEmpty()) error = true; } else { const XsdWildcard::Ptr otherWildcard = wildcardMap.value(wildcard->namespaceConstraint()->variety()); if ((wildcard->processContents() != otherWildcard->processContents()) || (wildcard->namespaceConstraint()->namespaces() != otherWildcard->namespaceConstraint()->namespaces())) error = true; } if (error) { m_context->error(QtXmlPatterns::tr("particle contains non-deterministic wildcards"), XsdSchemaContext::XSDError, sourceLocation(wildcard)); return; } else { wildcardMap.insert(wildcard->namespaceConstraint()->variety(), wildcard); } } } QSourceLocation XsdSchemaChecker::sourceLocation(const NamedSchemaComponent::Ptr &component) const { if (m_componentLocationHash.contains(component)) { return m_componentLocationHash.value(component); } else { QSourceLocation location; location.setLine(1); location.setColumn(1); location.setUri(QString::fromLatin1("dummyUri")); return location; } } QSourceLocation XsdSchemaChecker::sourceLocationForType(const SchemaType::Ptr &type) const { if (type->isSimpleType()) return sourceLocation(XsdSimpleType::Ptr(type)); else return sourceLocation(XsdComplexType::Ptr(type)); } QT_END_NAMESPACE