1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
|
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2001 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
* Copyright (C) 2006 Samuel Weinig (sam@webkit.org)
* Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
*
* 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.
*/
#include "config.h"
#include "DOMImplementation.h"
#include "CSSStyleSheet.h"
#include "ContentType.h"
#include "DeprecatedGlobalSettings.h"
#include "DocumentType.h"
#include "Element.h"
#include "FTPDirectoryDocument.h"
#include "FrameLoader.h"
#include "HTMLDocument.h"
#include "HTMLHeadElement.h"
#include "HTMLTitleElement.h"
#include "Image.h"
#include "ImageDocument.h"
#include "LocalFrame.h"
#include "LocalFrameLoaderClient.h"
#include "MIMETypeRegistry.h"
#include "MediaDocument.h"
#include "MediaPlayer.h"
#include "MediaQueryParser.h"
#include "PDFDocument.h"
#include "Page.h"
#include "ParserContentPolicy.h"
#include "PluginData.h"
#include "PluginDocument.h"
#include "SVGDocument.h"
#include "SVGNames.h"
#include "SecurityOrigin.h"
#include "SecurityOriginPolicy.h"
#include "Settings.h"
#include "StyleSheetContents.h"
#include "Text.h"
#include "TextDocument.h"
#include "XMLDocument.h"
#include <wtf/StdLibExtras.h>
#include <wtf/TZoneMallocInlines.h>
#if ENABLE(MODEL_ELEMENT)
#include "ModelDocument.h"
#endif
namespace WebCore {
using namespace HTMLNames;
WTF_MAKE_TZONE_OR_ISO_ALLOCATED_IMPL(DOMImplementation);
Ref<Document> DOMImplementation::protectedDocument()
{
return m_document.get();
}
DOMImplementation::DOMImplementation(Document& document)
: m_document(document)
{
}
ExceptionOr<Ref<DocumentType>> DOMImplementation::createDocumentType(const AtomString& qualifiedName, const String& publicId, const String& systemId)
{
auto parseResult = Document::parseQualifiedName(qualifiedName);
if (parseResult.hasException())
return parseResult.releaseException();
return DocumentType::create(protectedDocument(), qualifiedName, publicId, systemId);
}
static inline Ref<XMLDocument> createXMLDocument(const String& namespaceURI, const Settings& settings)
{
RefPtr<XMLDocument> document;
if (namespaceURI == SVGNames::svgNamespaceURI)
document = SVGDocument::create(nullptr, settings, URL());
else if (namespaceURI == HTMLNames::xhtmlNamespaceURI)
document = XMLDocument::createXHTML(nullptr, settings, URL());
else
document = XMLDocument::create(nullptr, settings, URL());
document->setParserContentPolicy({ ParserContentPolicy::AllowScriptingContent });
return document.releaseNonNull();
}
ExceptionOr<Ref<XMLDocument>> DOMImplementation::createDocument(const AtomString& namespaceURI, const AtomString& qualifiedName, DocumentType* documentType)
{
Ref document = createXMLDocument(namespaceURI, m_document->protectedSettings());
document->setParserContentPolicy({ ParserContentPolicy::AllowScriptingContent });
document->setContextDocument(m_document->contextDocument());
document->setSecurityOriginPolicy(m_document->securityOriginPolicy());
RefPtr<Element> documentElement;
if (!qualifiedName.isEmpty()) {
ASSERT(!document->domWindow()); // If domWindow is not null, createElementNS could find CustomElementRegistry and arbitrary scripts.
auto result = document->createElementNS(namespaceURI, qualifiedName);
if (result.hasException())
return result.releaseException();
documentElement = result.releaseReturnValue();
}
if (documentType)
document->appendChild(*documentType);
if (documentElement)
document->appendChild(*documentElement);
return document;
}
Ref<CSSStyleSheet> DOMImplementation::createCSSStyleSheet(const String&, const String& media)
{
// FIXME: Title should be set.
// FIXME: Media could have wrong syntax, in which case we should generate an exception.
auto sheet = CSSStyleSheet::create(StyleSheetContents::create());
sheet->setMediaQueries(MQ::MediaQueryParser::parse(media, { }));
return sheet;
}
Ref<HTMLDocument> DOMImplementation::createHTMLDocument(String&& title)
{
Ref document = HTMLDocument::create(nullptr, m_document->protectedSettings(), URL(), { });
document->setParserContentPolicy({ ParserContentPolicy::AllowScriptingContent });
document->open();
document->write(nullptr, FixedVector<String> { "<!doctype html><html><head></head><body></body></html>"_s });
if (!title.isNull()) {
auto titleElement = HTMLTitleElement::create(titleTag, document);
titleElement->appendChild(document->createTextNode(WTFMove(title)));
ASSERT(document->head());
document->protectedHead()->appendChild(titleElement);
}
document->setContextDocument(m_document->contextDocument());
document->setSecurityOriginPolicy(m_document->securityOriginPolicy());
return document;
}
Ref<Document> DOMImplementation::createDocument(const String& contentType, LocalFrame* frame, const Settings& settings, const URL& url, std::optional<ScriptExecutionContextIdentifier> documentIdentifier)
{
// FIXME: Inelegant to have this here just because this is the home of DOM APIs for creating documents.
// This is internal, not a DOM API. Maybe we should put it in a new class called DocumentFactory,
// because of the analogy with HTMLElementFactory.
// Plug-ins cannot take over for HTML, XHTML, plain text, or non-PDF images.
if (equalLettersIgnoringASCIICase(contentType, "text/html"_s))
return HTMLDocument::create(frame, settings, url, documentIdentifier);
if (equalLettersIgnoringASCIICase(contentType, "application/xhtml+xml"_s))
return XMLDocument::createXHTML(frame, settings, url);
if (equalLettersIgnoringASCIICase(contentType, "text/plain"_s))
return TextDocument::create(frame, settings, url, documentIdentifier);
#if ENABLE(PDFJS)
if (frame && settings.pdfJSViewerEnabled() && MIMETypeRegistry::isPDFMIMEType(contentType))
return PDFDocument::create(*frame, url);
#endif
bool isImage = MIMETypeRegistry::isSupportedImageMIMEType(contentType);
if (frame && isImage && !MIMETypeRegistry::isPDFMIMEType(contentType))
return ImageDocument::create(*frame, url);
// The "image documents for subframe PDFs" mode will override a PDF plug-in.
if (frame && !frame->isMainFrame() && MIMETypeRegistry::isPDFMIMEType(contentType) && frame->settings().useImageDocumentForSubframePDF())
return ImageDocument::create(*frame, url);
#if ENABLE(VIDEO)
MediaEngineSupportParameters parameters;
parameters.type = ContentType { contentType };
parameters.url = url;
if (MediaPlayer::supportsType(parameters) != MediaPlayer::SupportsType::IsNotSupported)
return MediaDocument::create(frame, settings, url);
#endif
#if ENABLE(MODEL_ELEMENT)
if (MIMETypeRegistry::isUSDMIMEType(contentType) && DeprecatedGlobalSettings::modelDocumentEnabled())
return ModelDocument::create(frame, settings, url);
#endif
#if ENABLE(FTPDIR)
if (equalLettersIgnoringASCIICase(contentType, "application/x-ftp-directory"_s))
return FTPDirectoryDocument::create(frame, settings, url);
#endif
// The following is the relatively costly lookup that requires initializing the plug-in database.
if (frame && frame->page()) {
if (frame->page()->pluginData().supportsWebVisibleMimeType(contentType, PluginData::OnlyApplicationPlugins))
return PluginDocument::create(*frame, url);
}
// Items listed here, after the plug-in checks, can be overridden by plug-ins.
// For example, plug-ins can take over support for PDF or SVG.
if (frame && isImage)
return ImageDocument::create(*frame, url);
if (MIMETypeRegistry::isTextMIMEType(contentType))
return TextDocument::create(frame, settings, url, documentIdentifier);
if (equalLettersIgnoringASCIICase(contentType, "image/svg+xml"_s))
return SVGDocument::create(frame, settings, url);
if (MIMETypeRegistry::isXMLMIMEType(contentType)) {
auto document = XMLDocument::create(frame, settings, url);
document->overrideMIMEType(contentType);
return document;
}
return HTMLDocument::create(frame, settings, url, documentIdentifier);
}
}
|
