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DOMImplementation.cpp
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DOMImplementation.cpp
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/*
* 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/IsoMallocInlines.h>
#include <wtf/StdLibExtras.h>
#if ENABLE(MODEL_ELEMENT)
#include "ModelDocument.h"
#endif
namespace WebCore {
using namespace HTMLNames;
WTF_MAKE_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, { "<!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, 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::isPDFOrPostScriptMIMEType(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
if (frame && frame->loader().client().shouldAlwaysUsePluginDocument(contentType))
return PluginDocument::create(*frame, url);
// The following is the relatively costly lookup that requires initializing the plug-in database.
if (frame && frame->page()) {
auto allowedPluginTypes = frame->arePluginsEnabled()
? PluginData::AllPlugins : PluginData::OnlyApplicationPlugins;
if (frame->page()->pluginData().supportsWebVisibleMimeType(contentType, allowedPluginTypes))
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);
}
}