2 * This file is part of the XSL implementation.
4 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple, Inc. All rights reserved.
5 * Copyright (C) 2005, 2006 Alexey Proskuryakov <ap@webkit.org>
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Library General Public
9 * License as published by the Free Software Foundation; either
10 * version 2 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Library General Public License for more details.
17 * You should have received a copy of the GNU Library General Public License
18 * along with this library; see the file COPYING.LIB. If not, write to
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 * Boston, MA 02110-1301, USA.
24 #include "core/xml/XSLTProcessor.h"
26 #include "core/dom/DOMImplementation.h"
27 #include "core/dom/DocumentEncodingData.h"
28 #include "core/dom/DocumentFragment.h"
29 #include "core/editing/markup.h"
30 #include "core/frame/LocalDOMWindow.h"
31 #include "core/frame/FrameView.h"
32 #include "core/frame/LocalFrame.h"
33 #include "core/frame/csp/ContentSecurityPolicy.h"
34 #include "platform/weborigin/SecurityOrigin.h"
35 #include "wtf/Assertions.h"
36 #include "wtf/Vector.h"
40 static inline void transformTextStringToXHTMLDocumentString(String& text)
42 // Modify the output so that it is a well-formed XHTML document with a <pre> tag enclosing the text.
43 text.replaceWithLiteral('&', "&");
44 text.replaceWithLiteral('<', "<");
45 text = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
46 "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n"
47 "<html xmlns=\"http://www.w3.org/1999/xhtml\">\n"
48 "<head><title/></head>\n"
50 "<pre>" + text + "</pre>\n"
55 XSLTProcessor::~XSLTProcessor()
58 // Stylesheet shouldn't outlive its root node.
59 ASSERT(!m_stylesheetRootNode || !m_stylesheet || m_stylesheet->hasOneRef());
63 PassRefPtrWillBeRawPtr<Document> XSLTProcessor::createDocumentFromSource(const String& sourceString,
64 const String& sourceEncoding, const String& sourceMIMEType, Node* sourceNode, LocalFrame* frame)
66 RefPtrWillBeRawPtr<Document> ownerDocument(sourceNode->document());
67 bool sourceIsDocument = (sourceNode == ownerDocument.get());
68 String documentSource = sourceString;
70 RefPtrWillBeRawPtr<Document> result = nullptr;
71 DocumentInit init(sourceIsDocument ? ownerDocument->url() : KURL(), frame);
73 bool forceXHTML = sourceMIMEType == "text/plain";
75 transformTextStringToXHTMLDocumentString(documentSource);
78 RefPtrWillBeRawPtr<Document> oldDocument = frame->document();
79 result = frame->domWindow()->installNewDocument(sourceMIMEType, init, forceXHTML);
81 // Before parsing, we need to save & detach the old document and get the new document
82 // in place. We have to do this only if we're rendering the result document.
83 if (FrameView* view = frame->view())
87 result->setTransformSourceDocument(oldDocument.get());
88 result->updateSecurityOrigin(oldDocument->securityOrigin());
89 result->setCookieURL(oldDocument->cookieURL());
90 result->contentSecurityPolicy()->copyStateFrom(oldDocument->contentSecurityPolicy());
93 result = LocalDOMWindow::createDocument(sourceMIMEType, init, forceXHTML);
96 DocumentEncodingData data;
97 data.setEncoding(sourceEncoding.isEmpty() ? UTF8Encoding() : WTF::TextEncoding(sourceEncoding));
98 result->setEncodingData(data);
99 result->setContent(documentSource);
101 return result.release();
104 PassRefPtrWillBeRawPtr<Document> XSLTProcessor::transformToDocument(Node* sourceNode)
109 String resultMIMEType;
111 String resultEncoding;
112 if (!transformToString(sourceNode, resultMIMEType, resultString, resultEncoding))
114 return createDocumentFromSource(resultString, resultEncoding, resultMIMEType, sourceNode, 0);
117 PassRefPtrWillBeRawPtr<DocumentFragment> XSLTProcessor::transformToFragment(Node* sourceNode, Document* outputDoc)
119 if (!sourceNode || !outputDoc)
122 String resultMIMEType;
124 String resultEncoding;
126 // If the output document is HTML, default to HTML method.
127 if (outputDoc->isHTMLDocument())
128 resultMIMEType = "text/html";
130 if (!transformToString(sourceNode, resultMIMEType, resultString, resultEncoding))
132 return createFragmentForTransformToFragment(resultString, resultMIMEType, *outputDoc);
135 void XSLTProcessor::setParameter(const String& /*namespaceURI*/, const String& localName, const String& value)
137 // FIXME: namespace support?
138 // should make a QualifiedName here but we'd have to expose the impl
139 m_parameters.set(localName, value);
142 String XSLTProcessor::getParameter(const String& /*namespaceURI*/, const String& localName) const
144 // FIXME: namespace support?
145 // should make a QualifiedName here but we'd have to expose the impl
146 return m_parameters.get(localName);
149 void XSLTProcessor::removeParameter(const String& /*namespaceURI*/, const String& localName)
151 // FIXME: namespace support?
152 m_parameters.remove(localName);
155 void XSLTProcessor::reset()
157 m_stylesheet.clear();
158 m_stylesheetRootNode.clear();
159 m_parameters.clear();
162 void XSLTProcessor::trace(Visitor* visitor)
164 visitor->trace(m_stylesheet);
165 visitor->trace(m_stylesheetRootNode);
168 } // namespace WebCore