/**
* Internal helper method that checks if the given @p particle contains an element with the
* same name and type twice.
*/
static bool hasDuplicatedElementsInternal(const XsdParticle::Ptr &particle, const NamePool::Ptr &namePool, ElementHash &hash, XsdElement::Ptr &conflictingElement)
{
const XsdTerm::Ptr term = particle->term();
if (term->isElement()) {
const XsdElement::Ptr mainElement(term);
XsdElement::WeakList substGroups = mainElement->substitutionGroups();
if (substGroups.isEmpty())
substGroups << mainElement.data();
for (int i = 0; i < substGroups.count(); ++i) {
const XsdElement::Ptr element(substGroups.at(i));
if (hash.contains(element->name(namePool))) {
if (element->type()->name(namePool) != hash.value(element->name(namePool))->type()->name(namePool)) {
conflictingElement = element;
return true;
}
} else {
hash.insert(element->name(namePool), element);
}
}
} else if (term->isModelGroup()) {
const XsdModelGroup::Ptr group(term);
const XsdParticle::List particles = group->particles();
for (int i = 0; i < particles.count(); ++i) {
if (hasDuplicatedElementsInternal(particles.at(i), namePool, hash, conflictingElement))
return true;
}
}
return false;
}
bool XsdSchemaChecker::particleEqualsRecursively(const XsdParticle::Ptr &particle, const XsdParticle::Ptr &otherParticle) const
{
// @see http://www.w3.org/TR/xmlschema11-1/#cos-particle-extend
//TODO: find out what 'properties' of a particle should be checked here...
if (particle->minimumOccurs() != otherParticle->minimumOccurs())
return false;
if (particle->maximumOccursUnbounded() != otherParticle->maximumOccursUnbounded())
return false;
if (particle->maximumOccurs() != otherParticle->maximumOccurs())
return false;
const XsdTerm::Ptr term = particle->term();
const XsdTerm::Ptr otherTerm = otherParticle->term();
if (term->isElement() && !(otherTerm->isElement()))
return false;
if (term->isModelGroup() && !(otherTerm->isModelGroup()))
return false;
if (term->isWildcard() && !(otherTerm->isWildcard()))
return false;
if (term->isElement()) {
const XsdElement::Ptr element = term;
const XsdElement::Ptr otherElement = otherTerm;
if (element->name(m_namePool) != otherElement->name(m_namePool))
return false;
if (element->type()->name(m_namePool) != otherElement->type()->name(m_namePool))
return false;
}
if (term->isModelGroup()) {
const XsdModelGroup::Ptr group = term;
const XsdModelGroup::Ptr otherGroup = otherTerm;
if (group->particles().count() != otherGroup->particles().count())
return false;
for (int i = 0; i < group->particles().count(); ++i) {
if (!particleEqualsRecursively(group->particles().at(i), otherGroup->particles().at(i)))
return false;
}
}
if (term->isWildcard()) {
}
return true;
}
bool XsdSchemaChecker::elementSequenceAccepted(const XsdModelGroup::Ptr &sequence, const XsdParticle::Ptr &particle) const
{
// @see http://www.w3.org/TR/xmlschema11-1/#cvc-accept
if (particle->term()->isWildcard()) { // 1
const XsdWildcard::Ptr wildcard(particle->term());
// 1.1
if ((unsigned int)sequence->particles().count() < particle->minimumOccurs())
return false;
// 1.2
if (!particle->maximumOccursUnbounded()) {
if ((unsigned int)sequence->particles().count() > particle->maximumOccurs())
return false;
}
// 1.3
const XsdParticle::List particles(sequence->particles());
for (int i = 0; i < particles.count(); ++i) {
if (particles.at(i)->term()->isElement()) {
if (!XsdSchemaHelper::wildcardAllowsExpandedName(XsdElement::Ptr(particles.at(i)->term())->name(m_namePool), wildcard, m_namePool))
return false;
}
}
} else if (particle->term()->isElement()) { // 2
const XsdElement::Ptr element(particle->term());
// 2.1
if ((unsigned int)sequence->particles().count() < particle->minimumOccurs())
return false;
// 2.2
if (!particle->maximumOccursUnbounded()) {
if ((unsigned int)sequence->particles().count() > particle->maximumOccurs())
return false;
}
// 2.3
const XsdParticle::List particles(sequence->particles());
for (int i = 0; i < particles.count(); ++i) {
bool isValid = false;
if (particles.at(i)->term()->isElement()) {
const XsdElement::Ptr seqElement(particles.at(i)->term());
// 2.3.1
if (element->name(m_namePool) == seqElement->name(m_namePool))
isValid = true;
// 2.3.2
if (element->scope() && element->scope()->variety() == XsdElement::Scope::Global) {
if (!(element->disallowedSubstitutions() & NamedSchemaComponent::SubstitutionConstraint)) {
//TODO: continue
}
}
}
}
}
return true;
}
void XsdSchema::addElement(const XsdElement::Ptr &element)
{
const QWriteLocker locker(&m_lock);
m_elements.insert(element->name(m_namePool), element);
}