void XMLTreeBuilder::processStartTag(const AtomicXMLToken& token)
{
exitText();
bool isFirstElement = !m_sawFirstElement;
m_sawFirstElement = true;
NodeStackItem top = m_currentNodeStack.last();
processNamespaces(token, top);
QualifiedName qName(token.prefix(), token.name(), top.namespaceForPrefix(token.prefix(), top.namespaceURI()));
RefPtr<Element> newElement = m_document->createElement(qName, true);
processAttributes(token, top, newElement);
newElement->beginParsingChildren();
m_currentNodeStack.last().node()->parserAddChild(newElement.get());
top.setNode(newElement);
pushCurrentNode(top);
if (!newElement->attached())
newElement->attach();
if (isFirstElement && m_document->frame())
m_document->frame()->loader()->dispatchDocumentElementAvailable();
if (token.selfClosing())
closeElement(newElement);
}
void XMLTreeBuilder::processNamespaces(const AtomicXMLToken& token, NodeStackItem& stackItem)
{
for (unsigned i = 0; i < token.attributes().size(); ++i) {
const Attribute& tokenAttribute = token.attributes().at(i);
if (tokenAttribute.name().prefix() == xmlnsAtom)
stackItem.setNamespaceURI(tokenAttribute.name().localName(), tokenAttribute.value());
else if (tokenAttribute.name() == xmlnsAtom)
stackItem.setNamespaceURI(tokenAttribute.value());
}
}
void XMLTreeBuilder::processNamespaces(const AtomicXMLToken& token, NodeStackItem& stackItem)
{
if (!token.attributes())
return;
for (size_t i = 0; i < token.attributes()->size(); ++i) {
Attribute* attribute = token.attributes()->attributeItem(i);
if (attribute->name().prefix() == xmlnsAtom)
stackItem.setNamespaceURI(attribute->name().localName(), attribute->value());
else if (attribute->name() == xmlnsAtom)
stackItem.setNamespaceURI(attribute->value());
}
}
void XMLTreeBuilder::processAttributes(const AtomicXMLToken& token, NodeStackItem& stackItem, PassRefPtr<Element> newElement)
{
for (unsigned i = 0; i < token.attributes().size(); ++i) {
const Attribute& tokenAttribute = token.attributes().at(i);
ExceptionCode ec = 0;
if (tokenAttribute.name().prefix() == xmlnsAtom)
newElement->setAttributeNS(XMLNSNames::xmlnsNamespaceURI, "xmlns:" + tokenAttribute.name().localName(), tokenAttribute.value(), ec);
else if (tokenAttribute.name() == xmlnsAtom)
newElement->setAttributeNS(XMLNSNames::xmlnsNamespaceURI, xmlnsAtom, tokenAttribute.value(), ec);
else {
QualifiedName qName(tokenAttribute.prefix(), tokenAttribute.localName(), stackItem.namespaceForPrefix(tokenAttribute.prefix(), nullAtom));
newElement->setAttribute(qName, tokenAttribute.value());
}
if (ec) {
m_parser->stopParsing();
return;
}
}
}
void XMLTreeBuilder::processAttributes(const AtomicXMLToken& token, NodeStackItem& stackItem, PassRefPtr<Element> newElement)
{
if (!token.attributes())
return;
for (size_t i = 0; i < token.attributes()->size(); ++i) {
Attribute* attribute = token.attributes()->attributeItem(i);
ExceptionCode ec = 0;
if (attribute->name().prefix() == xmlnsAtom)
newElement->setAttributeNS(XMLNSNames::xmlnsNamespaceURI, "xmlns:" + attribute->name().localName(), attribute->value(), ec);
else if (attribute->name() == xmlnsAtom)
newElement->setAttributeNS(XMLNSNames::xmlnsNamespaceURI, xmlnsAtom, attribute->value(), ec);
else {
QualifiedName qName(attribute->prefix(), attribute->localName(), stackItem.namespaceForPrefix(attribute->prefix(), nullAtom));
newElement->setAttribute(qName, attribute->value());
}
if (ec) {
m_parser->stopParsing();
return;
}
}
}
void XMLTreeBuilder::pushCurrentNode(const NodeStackItem& stackItem)
{
ASSERT(stackItem.node());
m_currentNodeStack.append(stackItem);
// FIXME: is there a maximum DOM depth?
}