#include "config.h"
#include "NamedNodeMap.h"
#include "Attr.h"
#include "Document.h"
#include "Element.h"
#include "ExceptionCode.h"
#include "HTMLNames.h"
namespace WebCore {
using namespace HTMLNames;
static inline bool shouldIgnoreAttributeCase(const Element* e)
{
return e && e->document()->isHTMLDocument() && e->isHTMLElement();
}
void NamedNodeMap::ref()
{
m_element->ref();
}
void NamedNodeMap::deref()
{
m_element->deref();
}
PassRefPtr<Node> NamedNodeMap::getNamedItem(const AtomicString& name) const
{
return m_element->getAttributeNode(name);
}
PassRefPtr<Node> NamedNodeMap::getNamedItemNS(const AtomicString& namespaceURI, const AtomicString& localName) const
{
return m_element->getAttributeNodeNS(namespaceURI, localName);
}
PassRefPtr<Node> NamedNodeMap::removeNamedItem(const AtomicString& name, ExceptionCode& ec)
{
unsigned index = m_element->hasAttributes() ? m_element->getAttributeItemIndex(name, shouldIgnoreAttributeCase(m_element)) : ElementData::attributeNotFound;
if (index == ElementData::attributeNotFound) {
ec = NOT_FOUND_ERR;
return 0;
}
return m_element->detachAttribute(index);
}
PassRefPtr<Node> NamedNodeMap::removeNamedItemNS(const AtomicString& namespaceURI, const AtomicString& localName, ExceptionCode& ec)
{
unsigned index = m_element->hasAttributes() ? m_element->getAttributeItemIndex(QualifiedName(nullAtom, localName, namespaceURI)) : notFound;
if (index == ElementData::attributeNotFound) {
ec = NOT_FOUND_ERR;
return 0;
}
return m_element->detachAttribute(index);
}
PassRefPtr<Node> NamedNodeMap::setNamedItem(Node* node, ExceptionCode& ec)
{
if (!node) {
ec = NOT_FOUND_ERR;
return 0;
}
if (!node->isAttributeNode()) {
ec = HIERARCHY_REQUEST_ERR;
return 0;
}
return m_element->setAttributeNode(static_cast<Attr*>(node), ec);
}
PassRefPtr<Node> NamedNodeMap::setNamedItemNS(Node* node, ExceptionCode& ec)
{
return setNamedItem(node, ec);
}
PassRefPtr<Node> NamedNodeMap::item(unsigned index) const
{
if (index >= length())
return 0;
return m_element->ensureAttr(m_element->attributeItem(index)->name());
}
unsigned NamedNodeMap::length() const
{
if (!m_element->hasAttributes())
return 0;
return m_element->attributeCount();
}
}