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#include "qxsdschemaresolver_p.h"
#include "qderivedinteger_p.h"
#include "qderivedstring_p.h"
#include "qqnamevalue_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"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
XsdSchemaResolver::XsdSchemaResolver(const QExplicitlySharedDataPointer<XsdSchemaContext> &context, const XsdSchemaParserContext *parserContext)
: m_context(context)
, m_checker(parserContext->checker())
, m_namePool(parserContext->namePool())
, m_schema(parserContext->schema())
{
m_keyReferences.reserve(20);
m_simpleRestrictionBases.reserve(20);
m_simpleListTypes.reserve(20);
m_simpleUnionTypes.reserve(20);
m_elementTypes.reserve(20);
m_complexBaseTypes.reserve(20);
m_attributeTypes.reserve(20);
m_alternativeTypes.reserve(20);
m_alternativeTypeElements.reserve(20);
m_substitutionGroupAffiliations.reserve(20);
m_predefinedSchemaTypes = m_context->schemaTypeFactory()->types().values();
}
XsdSchemaResolver::~XsdSchemaResolver()
{
}
void XsdSchemaResolver::resolve()
{
m_checker->addComponentLocationHash(m_componentLocationHash);
// resolve the base types for all types
resolveSimpleRestrictionBaseTypes();
resolveComplexBaseTypes();
// do the basic checks which depend on having a base type available
m_checker->basicCheck();
// resolve further types that only map a type name to a type object
resolveSimpleListType();
resolveSimpleUnionTypes();
resolveElementTypes();
resolveAttributeTypes();
resolveAlternativeTypes();
// resolve objects that do not need information about inheritance
resolveKeyReferences();
resolveSubstitutionGroupAffiliations();
// resolve objects that do need information about inheritance
resolveSimpleRestrictions();
resolveSimpleContentComplexTypes();
// resolve objects which replace place holders
resolveTermReferences();
resolveAttributeTermReferences();
// resolve additional objects that do need information about inheritance
resolveAttributeInheritance();
resolveComplexContentComplexTypes();
resolveSubstitutionGroups();
resolveEnumerationFacetValues();
checkRedefinedGroups();
checkRedefinedAttributeGroups();
// check the constraining facets before we resolve them
m_checker->checkConstrainingFacets();
// add it again, as we may have added new components in the meantime
m_checker->addComponentLocationHash(m_componentLocationHash);
m_checker->check();
}
void XsdSchemaResolver::addKeyReference(const XsdElement::Ptr &element, const XsdIdentityConstraint::Ptr &keyRef, const QXmlName &reference, const QSourceLocation &location)
{
KeyReference item;
item.element = element;
item.keyRef = keyRef;
item.reference = reference;
item.location = location;
m_keyReferences.append(item);
}
void XsdSchemaResolver::addSimpleRestrictionBase(const XsdSimpleType::Ptr &simpleType, const QXmlName &baseName, const QSourceLocation &location)
{
SimpleRestrictionBase item;
item.simpleType = simpleType;
item.baseName = baseName;
item.location = location;
m_simpleRestrictionBases.append(item);
}
void XsdSchemaResolver::removeSimpleRestrictionBase(const XsdSimpleType::Ptr &type)
{
for (int i = 0; i < m_simpleRestrictionBases.count(); ++i) {
if (m_simpleRestrictionBases.at(i).simpleType == type) {
m_simpleRestrictionBases.remove(i);
break;
}
}
}
void XsdSchemaResolver::addSimpleListType(const XsdSimpleType::Ptr &simpleType, const QXmlName &typeName, const QSourceLocation &location)
{
SimpleListType item;
item.simpleType = simpleType;
item.typeName = typeName;
item.location = location;
m_simpleListTypes.append(item);
}
void XsdSchemaResolver::addSimpleUnionTypes(const XsdSimpleType::Ptr &simpleType, const QList<QXmlName> &typeNames, const QSourceLocation &location)
{
SimpleUnionType item;
item.simpleType = simpleType;
item.typeNames = typeNames;
item.location = location;
m_simpleUnionTypes.append(item);
}
void XsdSchemaResolver::addElementType(const XsdElement::Ptr &element, const QXmlName &typeName, const QSourceLocation &location)
{
ElementType item;
item.element = element;
item.typeName = typeName;
item.location = location;
m_elementTypes.append(item);
}
void XsdSchemaResolver::addComplexBaseType(const XsdComplexType::Ptr &complexType, const QXmlName &baseName, const QSourceLocation &location, const XsdFacet::Hash &facets)
{
ComplexBaseType item;
item.complexType = complexType;
item.baseName = baseName;
item.location = location;
item.facets = facets;
m_complexBaseTypes.append(item);
}
void XsdSchemaResolver::removeComplexBaseType(const XsdComplexType::Ptr &type)
{
for (int i = 0; i < m_complexBaseTypes.count(); ++i) {
if (m_complexBaseTypes.at(i).complexType == type) {
m_complexBaseTypes.remove(i);
break;
}
}
}
void XsdSchemaResolver::addComplexContentType(const XsdComplexType::Ptr &complexType, const XsdParticle::Ptr &content, bool mixed)
{
ComplexContentType item;
item.complexType = complexType;
item.explicitContent = content;
item.effectiveMixed = mixed;
m_complexContentTypes.append(item);
}
void XsdSchemaResolver::addAttributeType(const XsdAttribute::Ptr &attribute, const QXmlName &typeName, const QSourceLocation &location)
{
AttributeType item;
item.attribute = attribute;
item.typeName = typeName;
item.location = location;
m_attributeTypes.append(item);
}
void XsdSchemaResolver::addAlternativeType(const XsdAlternative::Ptr &alternative, const QXmlName &typeName, const QSourceLocation &location)
{
AlternativeType item;
item.alternative = alternative;
item.typeName = typeName;
item.location = location;
m_alternativeTypes.append(item);
}
void XsdSchemaResolver::addAlternativeType(const XsdAlternative::Ptr &alternative, const XsdElement::Ptr &element)
{
AlternativeTypeElement item;
item.alternative = alternative;
item.element = element;
m_alternativeTypeElements.append(item);
}
void XsdSchemaResolver::addSubstitutionGroupAffiliation(const XsdElement::Ptr &element, const QList<QXmlName> &elementNames, const QSourceLocation &location)
{
SubstitutionGroupAffiliation item;
item.element = element;
item.elementNames = elementNames;
item.location = location;
m_substitutionGroupAffiliations.append(item);
}
void XsdSchemaResolver::addSubstitutionGroupType(const XsdElement::Ptr &element)
{
m_substitutionGroupTypes.append(element);
}
void XsdSchemaResolver::addComponentLocationHash(const ComponentLocationHash &hash)
{
m_componentLocationHash.unite(hash);
}
void XsdSchemaResolver::addEnumerationFacetValue(const AtomicValue::Ptr &facetValue, const NamespaceSupport &namespaceSupport)
{
m_enumerationFacetValues.insert(facetValue, namespaceSupport);
}
void XsdSchemaResolver::addRedefinedGroups(const XsdModelGroup::Ptr &redefinedGroup, const XsdModelGroup::Ptr &group)
{
RedefinedGroups item;
item.redefinedGroup = redefinedGroup;
item.group = group;
m_redefinedGroups.append(item);
}
void XsdSchemaResolver::addRedefinedAttributeGroups(const XsdAttributeGroup::Ptr &redefinedGroup, const XsdAttributeGroup::Ptr &group)
{
RedefinedAttributeGroups item;
item.redefinedGroup = redefinedGroup;
item.group = group;
m_redefinedAttributeGroups.append(item);
}
void XsdSchemaResolver::addAllGroupCheck(const XsdReference::Ptr &reference)
{
m_allGroups.insert(reference);
}
void XsdSchemaResolver::copyDataTo(const XsdSchemaResolver::Ptr &other) const
{
other->m_keyReferences << m_keyReferences;
other->m_simpleRestrictionBases << m_simpleRestrictionBases;
other->m_simpleListTypes << m_simpleListTypes;
other->m_simpleUnionTypes << m_simpleUnionTypes;
other->m_elementTypes << m_elementTypes;
other->m_complexBaseTypes << m_complexBaseTypes;
other->m_complexContentTypes << m_complexContentTypes;
other->m_attributeTypes << m_attributeTypes;
other->m_alternativeTypes << m_alternativeTypes;
other->m_alternativeTypeElements << m_alternativeTypeElements;
other->m_substitutionGroupAffiliations << m_substitutionGroupAffiliations;
other->m_substitutionGroupTypes << m_substitutionGroupTypes;
}
QXmlName XsdSchemaResolver::baseTypeNameOfType(const SchemaType::Ptr &type) const
{
for (int i = 0; i < m_simpleRestrictionBases.count(); ++i) {
if (m_simpleRestrictionBases.at(i).simpleType == type)
return m_simpleRestrictionBases.at(i).baseName;
}
for (int i = 0; i < m_complexBaseTypes.count(); ++i) {
if (m_complexBaseTypes.at(i).complexType == type)
return m_complexBaseTypes.at(i).baseName;
}
return QXmlName();
}
QXmlName XsdSchemaResolver::typeNameOfAttribute(const XsdAttribute::Ptr &attribute) const
{
for (int i = 0; i < m_attributeTypes.count(); ++i) {
if (m_attributeTypes.at(i).attribute == attribute)
return m_attributeTypes.at(i).typeName;
}
return QXmlName();
}
void XsdSchemaResolver::setDefaultOpenContent(const XsdComplexType::OpenContent::Ptr &openContent, bool appliesToEmpty)
{
m_defaultOpenContent = openContent;
m_defaultOpenContentAppliesToEmpty = appliesToEmpty;
}
void XsdSchemaResolver::resolveKeyReferences()
{
for (int i = 0; i < m_keyReferences.count(); ++i) {
const KeyReference ref = m_keyReferences.at(i);
const XsdIdentityConstraint::Ptr constraint = m_schema->identityConstraint(ref.reference);
if (!constraint) {
m_context->error(QtXmlPatterns::tr("%1 references unknown %2 or %3 element %4.")
.arg(formatKeyword(ref.keyRef->displayName(m_namePool)))
.arg(formatElement("key"))
.arg(formatElement("unique"))
.arg(formatKeyword(m_namePool, ref.reference)),
XsdSchemaContext::XSDError, ref.location);
return;
}
if (constraint->category() != XsdIdentityConstraint::Key && constraint->category() != XsdIdentityConstraint::Unique) { // only key and unique can be referenced
m_context->error(QtXmlPatterns::tr("%1 references identity constraint %2 that is no %3 or %4 element.")
.arg(formatKeyword(ref.keyRef->displayName(m_namePool)))
.arg(formatKeyword(m_namePool, ref.reference))
.arg(formatElement("key"))
.arg(formatElement("unique")),
XsdSchemaContext::XSDError, ref.location);
return;
}
if (constraint->fields().count() != ref.keyRef->fields().count()) {
m_context->error(QtXmlPatterns::tr("%1 has a different number of fields from the identity constraint %2 that it references.")
.arg(formatKeyword(ref.keyRef->displayName(m_namePool)))
.arg(formatKeyword(m_namePool, ref.reference)),
XsdSchemaContext::XSDError, ref.location);
return;
}
ref.keyRef->setReferencedKey(constraint);
}
}
void XsdSchemaResolver::resolveSimpleRestrictionBaseTypes()
{
// iterate over all simple types that are derived by restriction
for (int i = 0; i < m_simpleRestrictionBases.count(); ++i) {
const SimpleRestrictionBase item = m_simpleRestrictionBases.at(i);
// find the base type
SchemaType::Ptr type = m_schema->type(item.baseName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.baseName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Base type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, item.baseName))
.arg(formatElement("restriction")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
item.simpleType->setWxsSuperType(type);
}
}
void XsdSchemaResolver::resolveSimpleRestrictions()
{
XsdSimpleType::List simpleTypes;
// first collect 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)->derivationMethod() == SchemaType::DerivationRestriction))
simpleTypes.append(types.at(i));
}
// then collect 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)->derivationMethod() == SchemaType::DerivationRestriction))
simpleTypes.append(anonymousTypes.at(i));
}
QSet<XsdSimpleType::Ptr> visitedTypes;
for (int i = 0; i < simpleTypes.count(); ++i) {
resolveSimpleRestrictions(simpleTypes.at(i), visitedTypes);
}
}
void XsdSchemaResolver::resolveSimpleRestrictions(const XsdSimpleType::Ptr &simpleType, QSet<XsdSimpleType::Ptr> &visitedTypes)
{
if (visitedTypes.contains(simpleType))
return;
else
visitedTypes.insert(simpleType);
if (simpleType->derivationMethod() != XsdSimpleType::DerivationRestriction)
return;
// as xs:NMTOKENS, xs:ENTITIES and xs:IDREFS are provided by our XsdSchemaTypesFactory, they are
// setup correctly already and shouldn't be handled here
if (m_predefinedSchemaTypes.contains(simpleType))
return;
const SchemaType::Ptr baseType = simpleType->wxsSuperType();
Q_ASSERT(baseType);
if (baseType->isDefinedBySchema())
resolveSimpleRestrictions(XsdSimpleType::Ptr(baseType), visitedTypes);
simpleType->setCategory(baseType->category());
if (simpleType->category() == XsdSimpleType::SimpleTypeAtomic) {
QSet<AnySimpleType::Ptr> visitedPrimitiveTypes;
const AnySimpleType::Ptr primitiveType = findPrimitiveType(baseType, visitedPrimitiveTypes);
simpleType->setPrimitiveType(primitiveType);
} else if (simpleType->category() == XsdSimpleType::SimpleTypeList) {
const XsdSimpleType::Ptr simpleBaseType = baseType;
simpleType->setItemType(simpleBaseType->itemType());
} else if (simpleType->category() == XsdSimpleType::SimpleTypeUnion) {
const XsdSimpleType::Ptr simpleBaseType = baseType;
simpleType->setMemberTypes(simpleBaseType->memberTypes());
}
}
void XsdSchemaResolver::resolveSimpleListType()
{
// iterate over all simple types where the item type shall be resolved
for (int i = 0; i < m_simpleListTypes.count(); ++i) {
const SimpleListType item = m_simpleListTypes.at(i);
// try to resolve the name
SchemaType::Ptr type = m_schema->type(item.typeName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.typeName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Item type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, item.typeName))
.arg(formatElement("list")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
item.simpleType->setItemType(type);
}
}
void XsdSchemaResolver::resolveSimpleUnionTypes()
{
// iterate over all simple types where the union member types shall be resolved
for (int i = 0; i < m_simpleUnionTypes.count(); ++i) {
const SimpleUnionType item = m_simpleUnionTypes.at(i);
AnySimpleType::List memberTypes;
// iterate over all union member type names
const QList<QXmlName> typeNames = item.typeNames;
for (int j = 0; j < typeNames.count(); ++j) {
const QXmlName typeName = typeNames.at(j);
// try to resolve the name
SchemaType::Ptr type = m_schema->type(typeName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(typeName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Member type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, typeName))
.arg(formatElement("union")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
memberTypes.append(type);
}
// append the types that have been defined as <simpleType> children
memberTypes << item.simpleType->memberTypes();
item.simpleType->setMemberTypes(memberTypes);
}
}
void XsdSchemaResolver::resolveElementTypes()
{
for (int i = 0; i < m_elementTypes.count(); ++i) {
const ElementType item = m_elementTypes.at(i);
SchemaType::Ptr type = m_schema->type(item.typeName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.typeName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, item.typeName))
.arg(formatElement("element")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
item.element->setType(type);
}
}
void XsdSchemaResolver::resolveComplexBaseTypes()
{
for (int i = 0; i < m_complexBaseTypes.count(); ++i) {
const ComplexBaseType item = m_complexBaseTypes.at(i);
SchemaType::Ptr type = m_schema->type(item.baseName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.baseName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Base type %1 of complex type cannot be resolved.").arg(formatType(m_namePool, item.baseName)), XsdSchemaContext::XSDError, item.location);
return;
}
}
if (item.complexType->contentType()->variety() == XsdComplexType::ContentType::Simple) {
if (type->isComplexType() && type->isDefinedBySchema()) {
const XsdComplexType::Ptr baseType = type;
if (baseType->contentType()->variety() != XsdComplexType::ContentType::Simple) {
m_context->error(QtXmlPatterns::tr("%1 cannot have complex base type that has a %2.")
.arg(formatElement("simpleContent"))
.arg(formatElement("complexContent")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
}
item.complexType->setWxsSuperType(type);
}
}
void XsdSchemaResolver::resolveSimpleContentComplexTypes()
{
XsdComplexType::List complexTypes;
// first collect the global complex types
const SchemaType::List types = m_schema->types();
for (int i = 0; i < types.count(); ++i) {
if (types.at(i)->isComplexType() && types.at(i)->isDefinedBySchema())
complexTypes.append(types.at(i));
}
// then collect all anonymous simple types
const SchemaType::List anonymousTypes = m_schema->anonymousTypes();
for (int i = 0; i < anonymousTypes.count(); ++i) {
if (anonymousTypes.at(i)->isComplexType() && anonymousTypes.at(i)->isDefinedBySchema())
complexTypes.append(anonymousTypes.at(i));
}
QSet<XsdComplexType::Ptr> visitedTypes;
for (int i = 0; i < complexTypes.count(); ++i) {
if (XsdComplexType::Ptr(complexTypes.at(i))->contentType()->variety() == XsdComplexType::ContentType::Simple)
resolveSimpleContentComplexTypes(complexTypes.at(i), visitedTypes);
}
}
void XsdSchemaResolver::resolveSimpleContentComplexTypes(const XsdComplexType::Ptr &complexType, QSet<XsdComplexType::Ptr> &visitedTypes)
{
if (visitedTypes.contains(complexType))
return;
else
visitedTypes.insert(complexType);
const SchemaType::Ptr baseType = complexType->wxsSuperType();
// at this point simple types have been resolved already, so we care about
// complex types here only
// http://www.w3.org/TR/xmlschema11-1/#dcl.ctd.ctsc
// 1
if (baseType->isComplexType() && baseType->isDefinedBySchema()) {
const XsdComplexType::Ptr complexBaseType = baseType;
resolveSimpleContentComplexTypes(complexBaseType, visitedTypes);
if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Simple) {
if (complexType->derivationMethod() == XsdComplexType::DerivationRestriction) {
if (complexType->contentType()->simpleType()) {
// 1.1 contains the content of the <simpleType> already
} else {
// 1.2
const XsdSimpleType::Ptr anonType(new XsdSimpleType());
anonType->setCategory(complexBaseType->contentType()->simpleType()->category());
anonType->setDerivationMethod(XsdSimpleType::DerivationRestriction);
anonType->setWxsSuperType(complexBaseType->contentType()->simpleType());
anonType->setFacets(complexTypeFacets(complexType));
QSet<AnySimpleType::Ptr> visitedPrimitiveTypes;
const AnySimpleType::Ptr primitiveType = findPrimitiveType(anonType->wxsSuperType(), visitedPrimitiveTypes);
anonType->setPrimitiveType(primitiveType);
complexType->contentType()->setSimpleType(anonType);
m_schema->addAnonymousType(anonType);
m_componentLocationHash.insert(anonType, m_componentLocationHash.value(complexType));
}
} else if (complexBaseType->derivationMethod() == XsdComplexType::DerivationExtension) { // 3
complexType->contentType()->setSimpleType(complexBaseType->contentType()->simpleType());
}
} else if (complexBaseType->contentType()->variety() == XsdComplexType::ContentType::Mixed &&
complexType->derivationMethod() == XsdComplexType::DerivationRestriction &&
XsdSchemaHelper::isParticleEmptiable(complexBaseType->contentType()->particle())) { // 2
// simple type was already set in parser
const XsdSimpleType::Ptr anonType(new XsdSimpleType());
anonType->setCategory(complexType->contentType()->simpleType()->category());
anonType->setDerivationMethod(XsdSimpleType::DerivationRestriction);
anonType->setWxsSuperType(complexType->contentType()->simpleType());
anonType->setFacets(complexTypeFacets(complexType));
QSet<AnySimpleType::Ptr> visitedPrimitiveTypes;
const AnySimpleType::Ptr primitiveType = findPrimitiveType(anonType->wxsSuperType(), visitedPrimitiveTypes);
anonType->setPrimitiveType(primitiveType);
complexType->contentType()->setSimpleType(anonType);
m_schema->addAnonymousType(anonType);
m_componentLocationHash.insert(anonType, m_componentLocationHash.value(complexType));
} else {
complexType->contentType()->setSimpleType(BuiltinTypes::xsAnySimpleType);
}
} else if (baseType->isSimpleType()) { // 4
complexType->contentType()->setSimpleType(baseType);
} else { // 5
complexType->contentType()->setSimpleType(BuiltinTypes::xsAnySimpleType);
}
}
void XsdSchemaResolver::resolveComplexContentComplexTypes()
{
XsdComplexType::List complexTypes;
// first collect the global complex types
const SchemaType::List types = m_schema->types();
for (int i = 0; i < types.count(); ++i) {
if (types.at(i)->isComplexType() && types.at(i)->isDefinedBySchema())
complexTypes.append(types.at(i));
}
// then collect all anonymous simple types
const SchemaType::List anonymousTypes = m_schema->anonymousTypes();
for (int i = 0; i < anonymousTypes.count(); ++i) {
if (anonymousTypes.at(i)->isComplexType() && anonymousTypes.at(i)->isDefinedBySchema())
complexTypes.append(anonymousTypes.at(i));
}
QSet<XsdComplexType::Ptr> visitedTypes;
for (int i = 0; i < complexTypes.count(); ++i) {
if (XsdComplexType::Ptr(complexTypes.at(i))->contentType()->variety() != XsdComplexType::ContentType::Simple)
resolveComplexContentComplexTypes(complexTypes.at(i), visitedTypes);
}
}
void XsdSchemaResolver::resolveComplexContentComplexTypes(const XsdComplexType::Ptr &complexType, QSet<XsdComplexType::Ptr> &visitedTypes)
{
if (visitedTypes.contains(complexType))
return;
else
visitedTypes.insert(complexType);
ComplexContentType item;
bool foundCorrespondingItem = false;
for (int i = 0; i < m_complexContentTypes.count(); ++i) {
if (m_complexContentTypes.at(i).complexType == complexType) {
item = m_complexContentTypes.at(i);
foundCorrespondingItem = true;
break;
}
}
if (!foundCorrespondingItem)
return;
const SchemaType::Ptr baseType = complexType->wxsSuperType();
// at this point simple types have been resolved already, so we care about
// complex types here only
if (baseType->isComplexType() && baseType->isDefinedBySchema())
resolveComplexContentComplexTypes(XsdComplexType::Ptr(baseType), visitedTypes);
// @see http://www.w3.org/TR/xmlschema11-1/#dcl.ctd.ctcc.common
// 3
XsdParticle::Ptr effectiveContent;
if (!item.explicitContent) { // 3.1
if (item.effectiveMixed == true) { // 3.1.1
const XsdParticle::Ptr particle(new XsdParticle());
particle->setMinimumOccurs(1);
particle->setMaximumOccurs(1);
particle->setMaximumOccursUnbounded(false);
const XsdModelGroup::Ptr sequence(new XsdModelGroup());
sequence->setCompositor(XsdModelGroup::SequenceCompositor);
particle->setTerm(sequence);
effectiveContent = particle;
} else { // 3.1.2
effectiveContent = XsdParticle::Ptr();
}
} else { // 3.2
effectiveContent = item.explicitContent;
}
// 4
XsdComplexType::ContentType::Ptr explicitContentType(new XsdComplexType::ContentType());
if (item.complexType->derivationMethod() == XsdComplexType::DerivationRestriction) { // 4.1
if (!effectiveContent) { // 4.1.1
explicitContentType->setVariety(XsdComplexType::ContentType::Empty);
} else { // 4.1.2
if (item.effectiveMixed == true)
explicitContentType->setVariety(XsdComplexType::ContentType::Mixed);
else
explicitContentType->setVariety(XsdComplexType::ContentType::ElementOnly);
explicitContentType->setParticle(effectiveContent);
}
} else if (item.complexType->derivationMethod() == XsdComplexType::DerivationExtension) { // 4.2
const SchemaType::Ptr baseType = item.complexType->wxsSuperType();
if (baseType->isSimpleType() || (baseType->isComplexType() && baseType->isDefinedBySchema() && (XsdComplexType::Ptr(baseType)->contentType()->variety() == XsdComplexType::ContentType::Empty ||
XsdComplexType::Ptr(baseType)->contentType()->variety() == XsdComplexType::ContentType::Simple))) { // 4.2.1
if (!effectiveContent) {
explicitContentType->setVariety(XsdComplexType::ContentType::Empty);
} else {
if (item.effectiveMixed == true)
explicitContentType->setVariety(XsdComplexType::ContentType::Mixed);
else
explicitContentType->setVariety(XsdComplexType::ContentType::ElementOnly);
explicitContentType->setParticle(effectiveContent);
}
} else if (baseType->isComplexType() && baseType->isDefinedBySchema() && (XsdComplexType::Ptr(baseType)->contentType()->variety() == XsdComplexType::ContentType::ElementOnly ||
XsdComplexType::Ptr(baseType)->contentType()->variety() == XsdComplexType::ContentType::Mixed) && !effectiveContent) { // 4.2.2
const XsdComplexType::Ptr complexBaseType(baseType);
explicitContentType = complexBaseType->contentType();
} else { // 4.2.3
explicitContentType->setVariety(item.effectiveMixed ? XsdComplexType::ContentType::Mixed : XsdComplexType::ContentType::ElementOnly);
XsdParticle::Ptr baseParticle;
if (baseType == BuiltinTypes::xsAnyType) {
// we need a workaround here, since the xsAnyType is no real (aka XsdComplexType) complex type...
baseParticle = XsdParticle::Ptr(new XsdParticle());
baseParticle->setMinimumOccurs(1);
baseParticle->setMaximumOccurs(1);
baseParticle->setMaximumOccursUnbounded(false);
const XsdModelGroup::Ptr group(new XsdModelGroup());
group->setCompositor(XsdModelGroup::SequenceCompositor);
const XsdParticle::Ptr particle(new XsdParticle());
particle->setMinimumOccurs(0);
particle->setMaximumOccursUnbounded(true);
const XsdWildcard::Ptr wildcard(new XsdWildcard());
wildcard->namespaceConstraint()->setVariety(XsdWildcard::NamespaceConstraint::Any);
wildcard->setProcessContents(XsdWildcard::Lax);
particle->setTerm(wildcard);
XsdParticle::List particles;
particles.append(particle);
group->setParticles(particles);
baseParticle->setTerm(group);
} else {
const XsdComplexType::Ptr complexBaseType(baseType);
baseParticle = complexBaseType->contentType()->particle();
}
if (baseParticle && baseParticle->term()->isModelGroup() && (XsdModelGroup::Ptr(baseParticle->term())->compositor() == XsdModelGroup::AllCompositor) &&
(!item.explicitContent)) { // 4.2.3.1
explicitContentType->setParticle(baseParticle);
} else if (baseParticle && baseParticle->term()->isModelGroup() && (XsdModelGroup::Ptr(baseParticle->term())->compositor() == XsdModelGroup::AllCompositor) &&
(effectiveContent->term()->isModelGroup() && (XsdModelGroup::Ptr(effectiveContent->term())->compositor() == XsdModelGroup::AllCompositor))) { // 4.2.3.2
const XsdParticle::Ptr particle(new XsdParticle());
particle->setMinimumOccurs(effectiveContent->minimumOccurs());
particle->setMaximumOccurs(1);
particle->setMaximumOccursUnbounded(false);
const XsdModelGroup::Ptr group(new XsdModelGroup());
group->setCompositor(XsdModelGroup::AllCompositor);
XsdParticle::List particles = XsdModelGroup::Ptr(baseParticle->term())->particles();
particles << XsdModelGroup::Ptr(effectiveContent->term())->particles();
group->setParticles(particles);
particle->setTerm(group);
explicitContentType->setParticle(particle);
} else { // 4.2.3.3
const XsdParticle::Ptr particle(new XsdParticle());
particle->setMinimumOccurs(1);
particle->setMaximumOccurs(1);
particle->setMaximumOccursUnbounded(false);
const XsdModelGroup::Ptr group(new XsdModelGroup());
group->setCompositor(XsdModelGroup::SequenceCompositor);
if (effectiveContent && effectiveContent->term()->isModelGroup() && XsdModelGroup::Ptr(effectiveContent->term())->compositor() == XsdModelGroup::AllCompositor) {
m_context->error(QtXmlPatterns::tr("Content model of complex type %1 contains %2 element so it cannot be derived by extension from a non-empty type.")
.arg(formatType(m_namePool, complexType)).arg(formatKeyword("all")), XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
if (baseParticle && baseParticle->term()->isModelGroup() && XsdModelGroup::Ptr(baseParticle->term())->compositor() == XsdModelGroup::AllCompositor) {
m_context->error(QtXmlPatterns::tr("Complex type %1 cannot be derived by extension from %2 as the latter contains %3 element in its content model.")
.arg(formatType(m_namePool, complexType))
.arg(formatType(m_namePool, baseType))
.arg(formatKeyword("all")), XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
XsdParticle::List particles;
if (baseParticle)
particles << baseParticle;
if (effectiveContent)
particles << effectiveContent;
group->setParticles(particles);
particle->setTerm(group);
explicitContentType->setParticle(particle);
}
if (baseType->isDefinedBySchema()) { // xs:anyType has no open content
const XsdComplexType::Ptr complexBaseType(baseType);
explicitContentType->setOpenContent(complexBaseType->contentType()->openContent());
}
}
}
// 5
XsdComplexType::OpenContent::Ptr wildcardElement;
if (item.complexType->contentType()->openContent()) { // 5.1
wildcardElement = item.complexType->contentType()->openContent();
} else {
if (m_defaultOpenContent) { // 5.2
if ((explicitContentType->variety() != XsdComplexType::ContentType::Empty) || // 5.2.1
(explicitContentType->variety() == XsdComplexType::ContentType::Empty && m_defaultOpenContentAppliesToEmpty)) { // 5.2.2
wildcardElement = m_defaultOpenContent;
}
}
}
// 6
if (!wildcardElement) { // 6.1
item.complexType->setContentType(explicitContentType);
} else {
if (wildcardElement->mode() == XsdComplexType::OpenContent::None) { // 6.2
const XsdComplexType::ContentType::Ptr contentType(new XsdComplexType::ContentType());
contentType->setVariety(explicitContentType->variety());
contentType->setParticle(explicitContentType->particle());
item.complexType->setContentType(contentType);
} else { // 6.3
const XsdComplexType::ContentType::Ptr contentType(new XsdComplexType::ContentType());
if (explicitContentType->variety() == XsdComplexType::ContentType::Empty)
contentType->setVariety(XsdComplexType::ContentType::ElementOnly);
else
contentType->setVariety(explicitContentType->variety());
if (explicitContentType->variety() == XsdComplexType::ContentType::Empty) {
const XsdParticle::Ptr particle(new XsdParticle());
particle->setMinimumOccurs(1);
particle->setMaximumOccurs(1);
const XsdModelGroup::Ptr sequence(new XsdModelGroup());
sequence->setCompositor(XsdModelGroup::SequenceCompositor);
particle->setTerm(sequence);
contentType->setParticle(particle);
} else {
contentType->setParticle(explicitContentType->particle());
}
const XsdComplexType::OpenContent::Ptr openContent(new XsdComplexType::OpenContent());
if (wildcardElement)
openContent->setMode(wildcardElement->mode());
else
openContent->setMode(XsdComplexType::OpenContent::Interleave);
if (wildcardElement)
openContent->setWildcard(wildcardElement->wildcard());
item.complexType->setContentType(contentType);
}
}
}
void XsdSchemaResolver::resolveAttributeTypes()
{
for (int i = 0; i < m_attributeTypes.count(); ++i) {
const AttributeType item = m_attributeTypes.at(i);
SchemaType::Ptr type = m_schema->type(item.typeName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.typeName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, item.typeName))
.arg(formatElement("attribute")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
if (!type->isSimpleType() && type->category() != SchemaType::None) {
m_context->error(QtXmlPatterns::tr("Type of %1 element must be a simple type, %2 is not.")
.arg(formatElement("attribute"))
.arg(formatType(m_namePool, item.typeName)),
XsdSchemaContext::XSDError, item.location);
return;
}
item.attribute->setType(type);
}
}
void XsdSchemaResolver::resolveAlternativeTypes()
{
for (int i = 0; i < m_alternativeTypes.count(); ++i) {
const AlternativeType item = m_alternativeTypes.at(i);
SchemaType::Ptr type = m_schema->type(item.typeName);
if (!type) {
// maybe it's a basic type...
type = m_context->schemaTypeFactory()->createSchemaType(item.typeName);
if (!type) {
m_context->error(QtXmlPatterns::tr("Type %1 of %2 element cannot be resolved.")
.arg(formatType(m_namePool, item.typeName))
.arg(formatElement("alternative")),
XsdSchemaContext::XSDError, item.location);
return;
}
}
item.alternative->setType(type);
}
for (int i = 0; i < m_alternativeTypeElements.count(); ++i) {
const AlternativeTypeElement item = m_alternativeTypeElements.at(i);
item.alternative->setType(item.element->type());
}
}
bool hasCircularSubstitutionGroup(const XsdElement::Ptr ¤t, const XsdElement::Ptr &head, const NamePool::Ptr &namePool)
{
if (current == head)
return true;
else {
const XsdElement::List elements = current->substitutionGroupAffiliations();
for (int i = 0; i < elements.count(); ++i) {
if (hasCircularSubstitutionGroup(elements.at(i), head, namePool))
return true;
}
}
return false;
}
void XsdSchemaResolver::resolveSubstitutionGroupAffiliations()
{
for (int i = 0; i < m_substitutionGroupAffiliations.count(); ++i) {
const SubstitutionGroupAffiliation item = m_substitutionGroupAffiliations.at(i);
XsdElement::List affiliations;
for (int j = 0; j < item.elementNames.count(); ++j) {
const XsdElement::Ptr element = m_schema->element(item.elementNames.at(j));
if (!element) {
m_context->error(QtXmlPatterns::tr("Substitution group %1 of %2 element cannot be resolved.")
.arg(formatKeyword(m_namePool, item.elementNames.at(j)))
.arg(formatElement("element")),
XsdSchemaContext::XSDError, item.location);
return;
}
// @see http://www.w3.org/TR/xmlschema11-1/#e-props-correct 5)
if (hasCircularSubstitutionGroup(element, item.element, m_namePool)) {
m_context->error(QtXmlPatterns::tr("Substitution group %1 has circular definition.").arg(formatKeyword(m_namePool, item.elementNames.at(j))), XsdSchemaContext::XSDError, item.location);
return;
}
affiliations.append(element);
}
item.element->setSubstitutionGroupAffiliations(affiliations);
}
for (int i = 0; i < m_substitutionGroupTypes.count(); ++i) {
const XsdElement::Ptr element = m_substitutionGroupTypes.at(i);
element->setType(element->substitutionGroupAffiliations().first()->type());
}
}
bool isSubstGroupHeadOf(const XsdElement::Ptr &head, const XsdElement::Ptr &element, const NamePool::Ptr &namePool)
{
if (head->name(namePool) == element->name(namePool))
return true;
const XsdElement::List affiliations = element->substitutionGroupAffiliations();
for (int i = 0; i < affiliations.count(); ++i) {
if (isSubstGroupHeadOf(head, affiliations.at(i), namePool))
return true;
}
return false;
}
void XsdSchemaResolver::resolveSubstitutionGroups()
{
const XsdElement::List elements = m_schema->elements();
for (int i = 0; i < elements.count(); ++i) {
const XsdElement::Ptr element = elements.at(i);
// the element is always itself in the substitution group
element->addSubstitutionGroup(element);
for (int j = 0; j < elements.count(); ++j) {
if (i == j)
continue;
if (isSubstGroupHeadOf(element, elements.at(j), m_namePool))
element->addSubstitutionGroup(elements.at(j));
}
}
}
void XsdSchemaResolver::resolveTermReferences()
{
// first the global complex types
const SchemaType::List types = m_schema->types();
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);
if (complexType->contentType()->variety() != XsdComplexType::ContentType::ElementOnly && complexType->contentType()->variety() != XsdComplexType::ContentType::Mixed)
continue;
resolveTermReference(complexType->contentType()->particle(), QSet<QXmlName>());
}
// then all anonymous complex types
const SchemaType::List anonymousTypes = m_schema->anonymousTypes();
for (int i = 0; i < anonymousTypes.count(); ++i) {
if (!(anonymousTypes.at(i)->isComplexType()) || !anonymousTypes.at(i)->isDefinedBySchema())
continue;
const XsdComplexType::Ptr complexType = anonymousTypes.at(i);
if (complexType->contentType()->variety() != XsdComplexType::ContentType::ElementOnly && complexType->contentType()->variety() != XsdComplexType::ContentType::Mixed)
continue;
resolveTermReference(complexType->contentType()->particle(), QSet<QXmlName>());
}
const XsdModelGroup::List groups = m_schema->elementGroups();
for (int i = 0; i < groups.count(); ++i) {
const XsdParticle::Ptr particle(new XsdParticle());
particle->setTerm(groups.at(i));
resolveTermReference(particle, QSet<QXmlName>());
}
}
void XsdSchemaResolver::resolveTermReference(const XsdParticle::Ptr &particle, QSet<QXmlName> visitedGroups)
{
if (!particle)
return;
const XsdTerm::Ptr term = particle->term();
// if it is a model group, we iterate over it recursive...
if (term->isModelGroup()) {
const XsdModelGroup::Ptr modelGroup = term;
const XsdParticle::List particles = modelGroup->particles();
for (int i = 0; i < particles.count(); ++i) {
resolveTermReference(particles.at(i), visitedGroups);
}
// check for unique names of elements inside all compositor
if (modelGroup->compositor() != XsdModelGroup::ChoiceCompositor) {
for (int i = 0; i < particles.count(); ++i) {
const XsdParticle::Ptr particle = particles.at(i);
const XsdTerm::Ptr term = particle->term();
if (!(term->isElement()))
continue;
for (int j = 0; j < particles.count(); ++j) {
const XsdParticle::Ptr otherParticle = particles.at(j);
const XsdTerm::Ptr otherTerm = otherParticle->term();
if (otherTerm->isElement() && i != j) {
const XsdElement::Ptr element = term;
const XsdElement::Ptr otherElement = otherTerm;
if (element->name(m_namePool) == otherElement->name(m_namePool)) {
if (modelGroup->compositor() == XsdModelGroup::AllCompositor) {
m_context->error(QtXmlPatterns::tr("Duplicated element names %1 in %2 element.")
.arg(formatKeyword(element->displayName(m_namePool)))
.arg(formatElement("all")),
XsdSchemaContext::XSDError, sourceLocation(modelGroup));
return;
} else if (modelGroup->compositor() == XsdModelGroup::SequenceCompositor) {
if (element->type() != otherElement->type()) { // not same variety
m_context->error(QtXmlPatterns::tr("Duplicated element names %1 in %2 element.")
.arg(formatKeyword(element->displayName(m_namePool)))
.arg(formatElement("sequence")),
XsdSchemaContext::XSDError, sourceLocation(modelGroup));
return;
}
}
}
}
}
}
}
return;
}
// ...otherwise we have reached the end of recursion...
if (!term->isReference())
return;
// ...or we have reached a reference term that must be resolved
const XsdReference::Ptr reference = term;
switch (reference->type()) {
case XsdReference::Element:
{
const XsdElement::Ptr element = m_schema->element(reference->referenceName());
if (element) {
particle->setTerm(element);
} else {
m_context->error(QtXmlPatterns::tr("Reference %1 of %2 element cannot be resolved.")
.arg(formatKeyword(m_namePool, reference->referenceName()))
.arg(formatElement("element")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return;
}
}
break;
case XsdReference::ModelGroup:
{
const XsdModelGroup::Ptr modelGroup = m_schema->elementGroup(reference->referenceName());
if (modelGroup) {
if (visitedGroups.contains(modelGroup->name(m_namePool))) {
m_context->error(QtXmlPatterns::tr("Circular group reference for %1.").arg(formatKeyword(modelGroup->displayName(m_namePool))),
XsdSchemaContext::XSDError, reference->sourceLocation());
} else {
visitedGroups.insert(modelGroup->name(m_namePool));
}
particle->setTerm(modelGroup);
// start recursive iteration here as well to get all references resolved
const XsdParticle::List particles = modelGroup->particles();
for (int i = 0; i < particles.count(); ++i) {
resolveTermReference(particles.at(i), visitedGroups);
}
if (modelGroup->compositor() == XsdModelGroup::AllCompositor) {
if (m_allGroups.contains(reference)) {
m_context->error(QtXmlPatterns::tr("%1 element is not allowed in this scope").arg(formatElement("all.")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return;
}
if (particle->maximumOccursUnbounded() || particle->maximumOccurs() != 1) {
m_context->error(QtXmlPatterns::tr("%1 element cannot have %2 attribute with value other than %3.")
.arg(formatElement("all"))
.arg(formatAttribute("maxOccurs"))
.arg(formatData("1")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return;
}
if (particle->minimumOccurs() != 0 && particle->minimumOccurs() != 1) {
m_context->error(QtXmlPatterns::tr("%1 element cannot have %2 attribute with value other than %3 or %4.")
.arg(formatElement("all"))
.arg(formatAttribute("minOccurs"))
.arg(formatData("0"))
.arg(formatData("1")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return;
}
}
} else {
m_context->error(QtXmlPatterns::tr("Reference %1 of %2 element cannot be resolved.")
.arg(formatKeyword(m_namePool, reference->referenceName()))
.arg(formatElement("group")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return;
}
}
break;
}
}
void XsdSchemaResolver::resolveAttributeTermReferences()
{
// first all global attribute groups
const XsdAttributeGroup::List attributeGroups = m_schema->attributeGroups();
for (int i = 0; i < attributeGroups.count(); ++i) {
XsdWildcard::Ptr wildcard = attributeGroups.at(i)->wildcard();
const XsdAttributeUse::List uses = resolveAttributeTermReferences(attributeGroups.at(i)->attributeUses(), wildcard, QSet<QXmlName>());
attributeGroups.at(i)->setAttributeUses(uses);
attributeGroups.at(i)->setWildcard(wildcard);
}
// then the global complex types
const SchemaType::List types = m_schema->types();
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();
XsdWildcard::Ptr wildcard = complexType->attributeWildcard();
const XsdAttributeUse::List uses = resolveAttributeTermReferences(attributeUses, wildcard, QSet<QXmlName>());
complexType->setAttributeUses(uses);
complexType->setAttributeWildcard(wildcard);
}
// and afterwards all anonymous complex types
const SchemaType::List anonymousTypes = m_schema->anonymousTypes();
for (int i = 0; i < anonymousTypes.count(); ++i) {
if (!(anonymousTypes.at(i)->isComplexType()) || !anonymousTypes.at(i)->isDefinedBySchema())
continue;
const XsdComplexType::Ptr complexType = anonymousTypes.at(i);
const XsdAttributeUse::List attributeUses = complexType->attributeUses();
XsdWildcard::Ptr wildcard = complexType->attributeWildcard();
const XsdAttributeUse::List uses = resolveAttributeTermReferences(attributeUses, wildcard, QSet<QXmlName>());
complexType->setAttributeUses(uses);
complexType->setAttributeWildcard(wildcard);
}
}
XsdAttributeUse::List XsdSchemaResolver::resolveAttributeTermReferences(const XsdAttributeUse::List &attributeUses, XsdWildcard::Ptr &wildcard, QSet<QXmlName> visitedAttributeGroups)
{
XsdAttributeUse::List resolvedAttributeUses;
for (int i = 0; i < attributeUses.count(); ++i) {
const XsdAttributeUse::Ptr attributeUse = attributeUses.at(i);
if (attributeUse->isAttributeUse()) {
// it is a real attribute use, so no need to resolve it
resolvedAttributeUses.append(attributeUse);
} else if (attributeUse->isReference()) {
// it is just a reference, so resolve it to the real attribute use
const XsdAttributeReference::Ptr reference = attributeUse;
if (reference->type() == XsdAttributeReference::AttributeUse) {
// lookup the real attribute
const XsdAttribute::Ptr attribute = m_schema->attribute(reference->referenceName());
if (!attribute) {
m_context->error(QtXmlPatterns::tr("Reference %1 of %2 element cannot be resolved.")
.arg(formatKeyword(m_namePool, reference->referenceName()))
.arg(formatElement("attribute")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return XsdAttributeUse::List();
}
// if both, reference and definition have a fixed or default value set, then they must be equal
if (attribute->valueConstraint() && attributeUse->valueConstraint()) {
if (attribute->valueConstraint()->value() != attributeUse->valueConstraint()->value()) {
m_context->error(QtXmlPatterns::tr("%1 or %2 attribute of reference %3 does not match with the attribute declaration %4.")
.arg(formatAttribute("fixed"))
.arg(formatAttribute("default"))
.arg(formatKeyword(m_namePool, reference->referenceName()))
.arg(formatKeyword(attribute->displayName(m_namePool))),
XsdSchemaContext::XSDError, reference->sourceLocation());
return XsdAttributeUse::List();
}
}
attributeUse->setAttribute(attribute);
if (!attributeUse->valueConstraint() && attribute->valueConstraint())
attributeUse->setValueConstraint(XsdAttributeUse::ValueConstraint::fromAttributeValueConstraint(attribute->valueConstraint()));
resolvedAttributeUses.append(attributeUse);
} else if (reference->type() == XsdAttributeReference::AttributeGroup) {
const XsdAttributeGroup::Ptr attributeGroup = m_schema->attributeGroup(reference->referenceName());
if (!attributeGroup) {
m_context->error(QtXmlPatterns::tr("Reference %1 of %2 element cannot be resolved.")
.arg(formatKeyword(m_namePool, reference->referenceName()))
.arg(formatElement("attributeGroup")),
XsdSchemaContext::XSDError, reference->sourceLocation());
return XsdAttributeUse::List();
}
if (visitedAttributeGroups.contains(attributeGroup->name(m_namePool))) {
m_context->error(QtXmlPatterns::tr("Attribute group %1 has circular reference.").arg(formatKeyword(m_namePool, reference->referenceName())),
XsdSchemaContext::XSDError, reference->sourceLocation());
return XsdAttributeUse::List();
} else {
visitedAttributeGroups.insert(attributeGroup->name(m_namePool));
}
// resolve attribute wildcards as defined in http://www.w3.org/TR/xmlschema11-1/#declare-attributeGroup-wildcard
XsdWildcard::Ptr childWildcard;
resolvedAttributeUses << resolveAttributeTermReferences(attributeGroup->attributeUses(), childWildcard, visitedAttributeGroups);
if (!childWildcard) {
if (attributeGroup->wildcard()) {
if (wildcard) {
const XsdWildcard::ProcessContents contents = wildcard->processContents();
wildcard = XsdSchemaHelper::wildcardIntersection(wildcard, attributeGroup->wildcard());
wildcard->setProcessContents(contents);
} else {
wildcard = attributeGroup->wildcard();
}
}
} else {
XsdWildcard::Ptr newWildcard;
if (attributeGroup->wildcard()) {
const XsdWildcard::ProcessContents contents = attributeGroup->wildcard()->processContents();
newWildcard = XsdSchemaHelper::wildcardIntersection(attributeGroup->wildcard(), childWildcard);
newWildcard->setProcessContents(contents);
} else {
newWildcard = childWildcard;
}
if (wildcard) {
const XsdWildcard::ProcessContents contents = wildcard->processContents();
wildcard = XsdSchemaHelper::wildcardIntersection(wildcard, newWildcard);
wildcard->setProcessContents(contents);
} else {
wildcard = newWildcard;
}
}
}
}
}
return resolvedAttributeUses;
}
void XsdSchemaResolver::resolveAttributeInheritance()
{
// collect the global and anonymous complex types
SchemaType::List types = m_schema->types();
types << m_schema->anonymousTypes();
QSet<XsdComplexType::Ptr> visitedTypes;
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);
resolveAttributeInheritance(complexType, visitedTypes);
}
}
bool isValidWildcardRestriction(const XsdWildcard::Ptr &wildcard, const XsdWildcard::Ptr &baseWildcard)
{
if (wildcard->namespaceConstraint()->variety() == baseWildcard->namespaceConstraint()->variety()) {
if (!XsdSchemaHelper::checkWildcardProcessContents(baseWildcard, wildcard))
return false;
}
if (wildcard->namespaceConstraint()->variety() == XsdWildcard::NamespaceConstraint::Any &&
baseWildcard->namespaceConstraint()->variety() != XsdWildcard::NamespaceConstraint::Any ) {
return false;
}
if (baseWildcard->namespaceConstraint()->variety() == XsdWildcard::NamespaceConstraint::Not &&
wildcard->namespaceConstraint()->variety() == XsdWildcard::NamespaceConstraint::Enumeration) {
if (!baseWildcard->namespaceConstraint()->namespaces().intersect(wildcard->namespaceConstraint()->namespaces()).isEmpty())
return false;
}
if (baseWildcard->namespaceConstraint()->variety() == XsdWildcard::NamespaceConstraint::Enumeration &&
wildcard->namespaceConstraint()->variety() == XsdWildcard::NamespaceConstraint::Enumeration) {
if (!wildcard->namespaceConstraint()->namespaces().subtract(baseWildcard->namespaceConstraint()->namespaces()).isEmpty())
return false;
}
return true;
}
/*
* Since we inherit the attributes from our base class we have to walk up in the
* inheritance hierarchy first and resolve the attribute inheritance top-down.
*/
void XsdSchemaResolver::resolveAttributeInheritance(const XsdComplexType::Ptr &complexType, QSet<XsdComplexType::Ptr> &visitedTypes)
{
if (visitedTypes.contains(complexType))
return;
else
visitedTypes.insert(complexType);
const SchemaType::Ptr baseType = complexType->wxsSuperType();
Q_ASSERT(baseType);
if (!(baseType->isComplexType()) || !baseType->isDefinedBySchema())
return;
const XsdComplexType::Ptr complexBaseType = baseType;
resolveAttributeInheritance(complexBaseType, visitedTypes);
// @see http://www.w3.org/TR/xmlschema11-1/#dcl.ctd.attuses
// 1 and 2 (the attribute groups have been resolved here already)
const XsdAttributeUse::List uses = complexBaseType->attributeUses();
if (complexType->derivationMethod() == XsdComplexType::DerivationRestriction) { // 3.2
const XsdAttributeUse::List currentUses = complexType->attributeUses();
// 3.2.1 and 3.2.2 As we also keep the prohibited attributes as objects, the algorithm below
// handles both the same way
// add only these attribute uses of the base type that match one of the following criteria:
// 1: there is no attribute use with the same name in type
// 2: there is no attribute with the same name marked as prohibited in type
for (int j = 0; j < uses.count(); ++j) {
const XsdAttributeUse::Ptr use = uses.at(j);
bool found = false;
for (int k = 0; k < currentUses.count(); ++k) {
if (use->attribute()->name(m_namePool) == currentUses.at(k)->attribute()->name(m_namePool)) {
found = true;
// check if prohibited usage is violated
if ((use->useType() == XsdAttributeUse::ProhibitedUse) && (currentUses.at(k)->useType() != XsdAttributeUse::ProhibitedUse)) {
m_context->error(QtXmlPatterns::tr("%1 attribute in %2 must have %3 use like in base type %4.")
.arg(formatAttribute(use->attribute()->displayName(m_namePool)))
.arg(formatType(m_namePool, complexType))
.arg(formatData("prohibited"))
.arg(formatType(m_namePool, complexBaseType)),
XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
break;
}
}
if (!found && uses.at(j)->useType() != XsdAttributeUse::ProhibitedUse) {
complexType->addAttributeUse(uses.at(j));
}
}
} else if (complexType->derivationMethod() == XsdComplexType::DerivationExtension) { // 3.1
QHash<QXmlName, XsdAttributeUse::Ptr> availableUses;
// fill hash with attribute uses of current type for faster lookup
{
const XsdAttributeUse::List attributeUses = complexType->attributeUses();
for (int i = 0; i < attributeUses.count(); ++i) {
availableUses.insert(attributeUses.at(i)->attribute()->name(m_namePool), attributeUses.at(i));
}
}
// just add the attribute uses of the base type
for (int i = 0; i < uses.count(); ++i) {
const XsdAttributeUse::Ptr currentAttributeUse = uses.at(i);
// if the base type defines the attribute as prohibited but we override it in current type, then don't copy the prohibited attribute use
if ((currentAttributeUse->useType() == XsdAttributeUse::ProhibitedUse) && availableUses.contains(currentAttributeUse->attribute()->name(m_namePool)))
continue;
complexType->addAttributeUse(uses.at(i));
}
}
// handle attribute wildcards: @see http://www.w3.org/TR/xmlschema11-1/#dcl.ctd.anyatt
// 1
const XsdWildcard::Ptr completeWildcard(complexType->attributeWildcard());
if (complexType->derivationMethod() == XsdComplexType::DerivationRestriction) {
if (complexType->wxsSuperType()->isComplexType() && complexType->wxsSuperType()->isDefinedBySchema()) {
const XsdComplexType::Ptr complexBaseType(complexType->wxsSuperType());
if (complexType->attributeWildcard()) {
if (complexBaseType->attributeWildcard()) {
if (!isValidWildcardRestriction(complexType->attributeWildcard(), complexBaseType->attributeWildcard())) {
m_context->error(QtXmlPatterns::tr("Attribute wildcard of %1 is not a valid restriction of attribute wildcard of base type %2.")
.arg(formatType(m_namePool, complexType))
.arg(formatType(m_namePool, complexBaseType)),
XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
} else {
m_context->error(QtXmlPatterns::tr("%1 has attribute wildcard but its base type %2 has not.")
.arg(formatType(m_namePool, complexType))
.arg(formatType(m_namePool, complexBaseType)),
XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
}
}
complexType->setAttributeWildcard(completeWildcard); // 2.1
} else if (complexType->derivationMethod() == XsdComplexType::DerivationExtension) {
XsdWildcard::Ptr baseWildcard; // 2.2.1
if (complexType->wxsSuperType()->isComplexType() && complexType->wxsSuperType()->isDefinedBySchema())
baseWildcard = XsdComplexType::Ptr(complexType->wxsSuperType())->attributeWildcard(); // 2.2.1.1
else
baseWildcard = XsdWildcard::Ptr(); // 2.2.1.2
if (!baseWildcard) {
complexType->setAttributeWildcard(completeWildcard); // 2.2.2.1
} else if (!completeWildcard) {
complexType->setAttributeWildcard(baseWildcard); // 2.2.2.2
} else {
XsdWildcard::Ptr unionWildcard = XsdSchemaHelper::wildcardUnion(completeWildcard, baseWildcard);
if (unionWildcard) {
unionWildcard->setProcessContents(completeWildcard->processContents());
complexType->setAttributeWildcard(unionWildcard); // 2.2.2.3
} else {
m_context->error(QtXmlPatterns::tr("Union of attribute wildcard of type %1 and attribute wildcard of its base type %2 is not expressible.")
.arg(formatType(m_namePool, complexType))
.arg(formatType(m_namePool, complexBaseType)),
XsdSchemaContext::XSDError, sourceLocation(complexType));
return;
}
}
}
}
void XsdSchemaResolver::resolveEnumerationFacetValues()
{
XsdSimpleType::List simpleTypes;
// first collect the global simple types
const SchemaType::List types = m_schema->types();
for (int i = 0; i < types.count(); ++i) {
if (types.at(i)->isSimpleType())
simpleTypes.append(types.at(i));
}
// then collect all anonymous simple types
const SchemaType::List anonymousTypes = m_schema->anonymousTypes();
for (int i = 0; i < anonymousTypes.count(); ++i) {
if (anonymousTypes.at(i)->isSimpleType())
simpleTypes.append(anonymousTypes.at(i));
}
// process all simple types
for (int i = 0; i < simpleTypes.count(); ++i) {
const XsdSimpleType::Ptr simpleType = simpleTypes.at(i);
// we resolve the enumeration values only for xs:QName and xs:NOTATION based types
if (BuiltinTypes::xsQName->wxsTypeMatches(simpleType) ||
BuiltinTypes::xsNOTATION->wxsTypeMatches(simpleType)) {
const XsdFacet::Hash facets = simpleType->facets();
if (facets.contains(XsdFacet::Enumeration)) {
AtomicValue::List newValues;
const XsdFacet::Ptr facet = facets.value(XsdFacet::Enumeration);
const AtomicValue::List values = facet->multiValue();
for (int j = 0; j < values.count(); ++j) {
const AtomicValue::Ptr value = values.at(j);
Q_ASSERT(m_enumerationFacetValues.contains(value));
const NamespaceSupport support( m_enumerationFacetValues.value(value) );
const QString qualifiedName = value->as<DerivedString<TypeString> >()->stringValue();
if (!XPathHelper::isQName(qualifiedName)) {
m_context->error(QtXmlPatterns::tr("Enumeration facet contains invalid content: {%1} is not a value of type %2.")
.arg(formatData(qualifiedName))
.arg(formatType(m_namePool, BuiltinTypes::xsQName)),
XsdSchemaContext::XSDError, sourceLocation(simpleType));
return;
}
QXmlName qNameValue;
bool result = support.processName(qualifiedName, NamespaceSupport::ElementName, qNameValue);
if (!result) {
m_context->error(QtXmlPatterns::tr("Namespace prefix of qualified name %1 is not defined.").arg(formatData(qualifiedName)),
XsdSchemaContext::XSDError, sourceLocation(simpleType));
return;
}
newValues.append(QNameValue::fromValue(m_namePool, qNameValue));
}
facet->setMultiValue(newValues);
}
}
}
}
QSourceLocation XsdSchemaResolver::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;
}
}
XsdFacet::Hash XsdSchemaResolver::complexTypeFacets(const XsdComplexType::Ptr &complexType) const
{
for (int i = 0; i < m_complexBaseTypes.count(); ++i) {
if (m_complexBaseTypes.at(i).complexType == complexType)
return m_complexBaseTypes.at(i).facets;
}
return XsdFacet::Hash();
}
void XsdSchemaResolver::checkRedefinedGroups()
{
for (int i = 0; i < m_redefinedGroups.count(); ++i) {
const RedefinedGroups item = m_redefinedGroups.at(i);
// create dummy particles...
const XsdParticle::Ptr redefinedParticle(new XsdParticle());
redefinedParticle->setTerm(item.redefinedGroup);
const XsdParticle::Ptr particle(new XsdParticle());
particle->setTerm(item.group);
// so that we can pass them to XsdParticleChecker::subsumes()
QString errorMsg;
if (!XsdParticleChecker::subsumes(particle, redefinedParticle, m_context, errorMsg)) {
m_context->error(QtXmlPatterns::tr("%1 element %2 is not a valid restriction of the %3 element it redefines: %4.")
.arg(formatElement("group"))
.arg(formatData(item.redefinedGroup->displayName(m_namePool)))
.arg(formatElement("group"))
.arg(errorMsg),
XsdSchemaContext::XSDError, sourceLocation(item.redefinedGroup));
return;
}
}
}
void XsdSchemaResolver::checkRedefinedAttributeGroups()
{
for (int i = 0; i < m_redefinedAttributeGroups.count(); ++i) {
const RedefinedAttributeGroups item = m_redefinedAttributeGroups.at(i);
QString errorMsg;
if (!XsdSchemaHelper::isValidAttributeGroupRestriction(item.redefinedGroup, item.group, m_context, errorMsg)) {
m_context->error(QtXmlPatterns::tr("%1 element %2 is not a valid restriction of the %3 element it redefines: %4.")
.arg(formatElement("attributeGroup"))
.arg(formatData(item.redefinedGroup->displayName(m_namePool)))
.arg(formatElement("attributeGroup"))
.arg(errorMsg),
XsdSchemaContext::XSDError, sourceLocation(item.redefinedGroup));
return;
}
}
}
AnySimpleType::Ptr XsdSchemaResolver::findPrimitiveType(const AnySimpleType::Ptr &type, QSet<AnySimpleType::Ptr> &visitedTypes)
{
if (visitedTypes.contains(type)) {
// found invalid circular reference...
return AnySimpleType::Ptr();
} else {
visitedTypes.insert(type);
}
const QXmlName typeName = type->name(m_namePool);
if (typeName == BuiltinTypes::xsString->name(m_namePool) ||
typeName == BuiltinTypes::xsBoolean->name(m_namePool) ||
typeName == BuiltinTypes::xsFloat->name(m_namePool) ||
typeName == BuiltinTypes::xsDouble->name(m_namePool) ||
typeName == BuiltinTypes::xsDecimal->name(m_namePool) ||
typeName == BuiltinTypes::xsDuration->name(m_namePool) ||
typeName == BuiltinTypes::xsDateTime->name(m_namePool) ||
typeName == BuiltinTypes::xsTime->name(m_namePool) ||
typeName == BuiltinTypes::xsDate->name(m_namePool) ||
typeName == BuiltinTypes::xsGYearMonth->name(m_namePool) ||
typeName == BuiltinTypes::xsGYear->name(m_namePool) ||
typeName == BuiltinTypes::xsGMonthDay->name(m_namePool) ||
typeName == BuiltinTypes::xsGDay->name(m_namePool) ||
typeName == BuiltinTypes::xsGMonth->name(m_namePool) ||
typeName == BuiltinTypes::xsHexBinary->name(m_namePool) ||
typeName == BuiltinTypes::xsBase64Binary->name(m_namePool) ||
typeName == BuiltinTypes::xsAnyURI->name(m_namePool) ||
typeName == BuiltinTypes::xsQName->name(m_namePool) ||
typeName == BuiltinTypes::xsNOTATION->name(m_namePool) ||
typeName == BuiltinTypes::xsAnySimpleType->name(m_namePool))
return type;
else {
if (type->wxsSuperType())
return findPrimitiveType(type->wxsSuperType(), visitedTypes);
else {
return AnySimpleType::Ptr();
}
}
}
QT_END_NAMESPACE