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1 /*
2     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
3     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
4     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
5     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
6     Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
7 
8     This library is free software; you can redistribute it and/or
9     modify it under the terms of the GNU Library General Public
10     License as published by the Free Software Foundation; either
11     version 2 of the License, or (at your option) any later version.
12 
13     This library is distributed in the hope that it will be useful,
14     but WITHOUT ANY WARRANTY; without even the implied warranty of
15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16     Library General Public License for more details.
17 
18     You should have received a copy of the GNU Library General Public License
19     along with this library; see the file COPYING.LIB.  If not, write to
20     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21     Boston, MA 02110-1301, USA.
22 
23     This class provides all functionality needed for loading images, style sheets and html
24     pages from the web. It has a memory cache for these objects.
25 */
26 
27 #include "config.h"
28 #include "core/fetch/XSLStyleSheetResource.h"
29 
30 #include "core/fetch/ResourceClientWalker.h"
31 #include "core/fetch/StyleSheetResourceClient.h"
32 #include "platform/RuntimeEnabledFeatures.h"
33 #include "platform/SharedBuffer.h"
34 
35 namespace blink {
36 
XSLStyleSheetResource(const ResourceRequest & resourceRequest,const String & charset)37 XSLStyleSheetResource::XSLStyleSheetResource(const ResourceRequest& resourceRequest, const String& charset)
38     : StyleSheetResource(resourceRequest, XSLStyleSheet, "text/xsl", charset)
39 {
40     ASSERT(RuntimeEnabledFeatures::xsltEnabled());
41     DEFINE_STATIC_LOCAL(const AtomicString, acceptXSLT, ("text/xml, application/xml, application/xhtml+xml, text/xsl, application/rss+xml, application/atom+xml", AtomicString::ConstructFromLiteral));
42 
43     // It's XML we want.
44     // FIXME: This should accept more general xml formats */*+xml, image/svg+xml for example.
45     setAccept(acceptXSLT);
46 }
47 
didAddClient(ResourceClient * c)48 void XSLStyleSheetResource::didAddClient(ResourceClient* c)
49 {
50     ASSERT(c->resourceClientType() == StyleSheetResourceClient::expectedType());
51     Resource::didAddClient(c);
52     if (!isLoading())
53         static_cast<StyleSheetResourceClient*>(c)->setXSLStyleSheet(m_resourceRequest.url(), m_response.url(), m_sheet);
54 }
55 
checkNotify()56 void XSLStyleSheetResource::checkNotify()
57 {
58     if (m_data.get())
59         m_sheet = decodedText();
60 
61     ResourceClientWalker<StyleSheetResourceClient> w(m_clients);
62     while (StyleSheetResourceClient* c = w.next())
63         c->setXSLStyleSheet(m_resourceRequest.url(), m_response.url(), m_sheet);
64 }
65 
66 } // namespace blink
67