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 "CachedXSLStyleSheet.h"
29
30#include "CachedResourceClientWalker.h"
31#include "CachedStyleSheetClient.h"
32#include "SharedBuffer.h"
33#include "TextResourceDecoder.h"
34
35namespace WebCore {
36
37#if ENABLE(XSLT)
38
39CachedXSLStyleSheet::CachedXSLStyleSheet(CachedResourceRequest&& request, const PAL::SessionID& sessionID, const CookieJar* cookieJar)
40 : CachedResource(WTFMove(request), Type::XSLStyleSheet, sessionID, cookieJar)
41 , m_decoder(TextResourceDecoder::create("text/xsl"))
42{
43}
44
45CachedXSLStyleSheet::~CachedXSLStyleSheet() = default;
46
47void CachedXSLStyleSheet::didAddClient(CachedResourceClient& client)
48{
49 ASSERT(client.resourceClientType() == CachedStyleSheetClient::expectedType());
50 if (!isLoading())
51 static_cast<CachedStyleSheetClient&>(client).setXSLStyleSheet(m_resourceRequest.url(), m_response.url(), m_sheet);
52}
53
54void CachedXSLStyleSheet::setEncoding(const String& chs)
55{
56 m_decoder->setEncoding(chs, TextResourceDecoder::EncodingFromHTTPHeader);
57}
58
59String CachedXSLStyleSheet::encoding() const
60{
61 return m_decoder->encoding().name();
62}
63
64void CachedXSLStyleSheet::finishLoading(SharedBuffer* data)
65{
66 m_data = data;
67 setEncodedSize(data ? data->size() : 0);
68 if (data)
69 m_sheet = m_decoder->decodeAndFlush(data->data(), encodedSize());
70 setLoading(false);
71 checkNotify();
72}
73
74void CachedXSLStyleSheet::checkNotify()
75{
76 if (isLoading())
77 return;
78
79 CachedResourceClientWalker<CachedStyleSheetClient> w(m_clients);
80 while (CachedStyleSheetClient* c = w.next())
81 c->setXSLStyleSheet(m_resourceRequest.url(), m_response.url(), m_sheet);
82}
83
84#endif
85
86}
87