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/*
* Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
* Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.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"
#if ENABLE(SVG)
#include "SVGURIReference.h"
#include "Attribute.h"
#include "Document.h"
#include "Element.h"
#include "KURL.h"
namespace WebCore {
bool SVGURIReference::parseAttribute(Attribute* attr)
{
if (attr->name().matches(XLinkNames::hrefAttr)) {
setHrefBaseValue(attr->value());
return true;
}
return false;
}
bool SVGURIReference::isKnownAttribute(const QualifiedName& attrName)
{
return attrName.matches(XLinkNames::hrefAttr);
}
String SVGURIReference::fragmentIdentifierFromIRIString(const String& url, Document* document)
{
ASSERT(document);
size_t start = url.find('#');
if (start == notFound)
return emptyString();
KURL base = start ? KURL(document->baseURI(), url.substring(0, start)) : document->baseURI();
String fragmentIdentifier = url.substring(start);
KURL kurl(base, fragmentIdentifier);
if (equalIgnoringFragmentIdentifier(kurl, document->url()))
return fragmentIdentifier.substring(1);
// The url doesn't have any fragment identifier.
return emptyString();
}
Element* SVGURIReference::targetElementFromIRIString(const String& iri, Document* document, String* fragmentIdentifier)
{
String id = fragmentIdentifierFromIRIString(iri, document);
if (fragmentIdentifier)
*fragmentIdentifier = id;
// FIXME: Handle external references (Bug 65344).
return document->getElementById(id);
}
void SVGURIReference::addSupportedAttributes(HashSet<QualifiedName>& supportedAttributes)
{
supportedAttributes.add(XLinkNames::hrefAttr);
}
}
#endif // ENABLE(SVG)
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