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
35namespace blink {
36
37XSLStyleSheetResource::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
48void 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
56void 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