external/webkit r30707

1 files changed, 109 insertions, 0 deletions

diff --git a/WebCore/loader/CachedXSLStyleSheet.cpp b/WebCore/loader/CachedXSLStyleSheet.cpp
new file mode 100644
index 0000000..0836fb5
--- /dev/null
+++ b/WebCore/loader/CachedXSLStyleSheet.cpp
@@ -0,0 +1,109 @@
+/*
+    This file is part of the KDE libraries
+
+    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 Apple Computer, Inc.
+
+    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 "Cache.h"
+#include "CachedResourceClient.h"
+#include "CachedResourceClientWalker.h"
+#include "TextResourceDecoder.h"
+#include "loader.h"
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+#if ENABLE(XSLT)
+
+CachedXSLStyleSheet::CachedXSLStyleSheet(DocLoader* dl, const String &url)
+    : CachedResource(url, XSLStyleSheet)
+    , m_decoder(new TextResourceDecoder("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");
+    
+    // load the file
+    cache()->loader()->load(dl, this, false);
+    m_loading = true;
+}
+
+void CachedXSLStyleSheet::ref(CachedResourceClient *c)
+{
+    CachedResource::ref(c);
+    
+    if (!m_loading)
+        c->setXSLStyleSheet(m_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();
+    }
+    m_loading = false;
+    checkNotify();
+}
+
+void CachedXSLStyleSheet::checkNotify()
+{
+    if (m_loading)
+        return;
+    
+    CachedResourceClientWalker w(m_clients);
+    while (CachedResourceClient *c = w.next())
+        c->setXSLStyleSheet(m_url, m_sheet);
+}
+
+
+void CachedXSLStyleSheet::error()
+{
+    m_loading = false;
+    m_errorOccurred = true;
+    checkNotify();
+}
+
+#endif
+
+}