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/*
Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
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.
This class provides all functionality needed for loading images, style sheets and html
pages from the web. It has a memory cache for these objects.
*/
#include "config.h"
#include "CachedXSLStyleSheet.h"
#include "CachedResourceClient.h"
#include "CachedResourceClientWalker.h"
#include "SharedBuffer.h"
#include "TextResourceDecoder.h"
#include <wtf/Vector.h>
namespace WebCore {
#if ENABLE(XSLT)
CachedXSLStyleSheet::CachedXSLStyleSheet(const String &url)
: CachedResource(url, XSLStyleSheet)
, m_decoder(TextResourceDecoder::create("text/xsl"))
{
// It's XML we want.
// FIXME: This should accept more general xml formats */*+xml, image/svg+xml for example.
setAccept("text/xml, application/xml, application/xhtml+xml, text/xsl, application/rss+xml, application/atom+xml");
}
void CachedXSLStyleSheet::didAddClient(CachedResourceClient* c)
{
if (!isLoading())
c->setXSLStyleSheet(m_url, m_response.url(), m_sheet);
}
void CachedXSLStyleSheet::setEncoding(const String& chs)
{
m_decoder->setEncoding(chs, TextResourceDecoder::EncodingFromHTTPHeader);
}
String CachedXSLStyleSheet::encoding() const
{
return m_decoder->encoding().name();
}
void CachedXSLStyleSheet::data(PassRefPtr<SharedBuffer> data, bool allDataReceived)
{
if (!allDataReceived)
return;
m_data = data;
setEncodedSize(m_data.get() ? m_data->size() : 0);
if (m_data.get()) {
m_sheet = String(m_decoder->decode(m_data->data(), encodedSize()));
m_sheet += m_decoder->flush();
}
setLoading(false);
checkNotify();
}
void CachedXSLStyleSheet::checkNotify()
{
if (isLoading())
return;
CachedResourceClientWalker w(m_clients);
while (CachedResourceClient *c = w.next())
c->setXSLStyleSheet(m_url, m_response.url(), m_sheet);
}
void CachedXSLStyleSheet::error()
{
setLoading(false);
setErrorOccurred(true);
checkNotify();
}
#endif
}
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