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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Peter Kelly (pmk@post.com)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2013 Apple Inc. All rights reserved.
* (C) 2007 Eric Seidel (eric@webkit.org)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "config.h"
#include "NamedNodeMap.h"
#include "Attr.h"
#include "ElementInlines.h"
#include "HTMLElement.h"
#include <wtf/TZoneMallocInlines.h>
namespace WebCore {
using namespace HTMLNames;
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(NamedNodeMap);
void NamedNodeMap::ref()
{
m_element->ref();
}
void NamedNodeMap::deref()
{
m_element->deref();
}
RefPtr<Attr> NamedNodeMap::getNamedItem(const AtomString& name) const
{
return protectedElement()->getAttributeNode(name);
}
bool NamedNodeMap::isSupportedPropertyName(const AtomString& name) const
{
return protectedElement()->hasAttribute(name);
}
RefPtr<Attr> NamedNodeMap::getNamedItemNS(const AtomString& namespaceURI, const AtomString& localName) const
{
return protectedElement()->getAttributeNodeNS(namespaceURI, localName);
}
ExceptionOr<Ref<Attr>> NamedNodeMap::removeNamedItem(const AtomString& name)
{
Ref element = m_element.get();
if (!element->hasAttributes())
return Exception { ExceptionCode::NotFoundError };
auto index = element->findAttributeIndexByName(name, shouldIgnoreAttributeCase(m_element));
if (index == ElementData::attributeNotFound)
return Exception { ExceptionCode::NotFoundError };
return element->detachAttribute(index);
}
Element& NamedNodeMap::element()
{
return m_element.get();
}
Ref<Element> NamedNodeMap::protectedElement() const
{
return m_element.get();
}
Vector<String> NamedNodeMap::supportedPropertyNames() const
{
Vector<String> names = m_element->getAttributeNames();
if (is<HTMLElement>(m_element.get()) && m_element->document().isHTMLDocument()) {
names.removeAllMatching([](String& name) {
for (auto character : StringView { name }.codeUnits()) {
if (isASCIIUpper(character))
return true;
}
return false;
});
}
return names;
}
ExceptionOr<Ref<Attr>> NamedNodeMap::removeNamedItemNS(const AtomString& namespaceURI, const AtomString& localName)
{
Ref element = m_element.get();
if (!element->hasAttributes())
return Exception { ExceptionCode::NotFoundError };
auto index = element->findAttributeIndexByName(QualifiedName { nullAtom(), localName, namespaceURI });
if (index == ElementData::attributeNotFound)
return Exception { ExceptionCode::NotFoundError };
return element->detachAttribute(index);
}
ExceptionOr<RefPtr<Attr>> NamedNodeMap::setNamedItem(Attr& attr)
{
return protectedElement()->setAttributeNode(attr);
}
RefPtr<Attr> NamedNodeMap::item(unsigned index) const
{
if (index >= length())
return nullptr;
Ref element = m_element.get();
return element->ensureAttr(element->attributeAt(index).name());
}
unsigned NamedNodeMap::length() const
{
if (!m_element->hasAttributes())
return 0;
return m_element->attributeCount();
}
} // namespace WebCore
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