| author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
| Mon, 04 Oct 2010 01:32:07 +0300 | |
| changeset 2 | 303757a437d3 |
| parent 0 | 4f2f89ce4247 |
| permissions | -rw-r--r-- |
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/* |
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* This file is part of the XSL implementation. |
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* |
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* Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple, Inc. All rights reserved. |
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* Copyright (C) 2005, 2006 Alexey Proskuryakov <ap@webkit.org> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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*/ |
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#include "config.h" |
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#if ENABLE(XSLT) |
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#include "XSLTProcessor.h" |
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#include "DOMImplementation.h" |
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#include "DocLoader.h" |
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#include "DocumentFragment.h" |
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#include "Frame.h" |
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#include "FrameLoader.h" |
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#include "FrameView.h" |
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#include "HTMLDocument.h" |
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#include "Page.h" |
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#include "Text.h" |
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#include "TextResourceDecoder.h" |
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#include "loader.h" |
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#include "markup.h" |
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#include <wtf/Assertions.h> |
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#include <wtf/Vector.h> |
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namespace WebCore {
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static inline void transformTextStringToXHTMLDocumentString(String& text) |
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{
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// Modify the output so that it is a well-formed XHTML document with a <pre> tag enclosing the text. |
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text.replace('&', "&");
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text.replace('<', "<");
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text = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" |
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"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Strict//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd\">\n" |
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"<html xmlns=\"http://www.w3.org/1999/xhtml\">\n" |
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"<head><title/></head>\n" |
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"<body>\n" |
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"<pre>" + text + "</pre>\n" |
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"</body>\n" |
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"</html>\n"; |
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} |
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PassRefPtr<Document> XSLTProcessor::createDocumentFromSource(const String& sourceString, |
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const String& sourceEncoding, const String& sourceMIMEType, Node* sourceNode, Frame* frame) |
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{
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RefPtr<Document> ownerDocument = sourceNode->document(); |
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bool sourceIsDocument = (sourceNode == ownerDocument.get()); |
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String documentSource = sourceString; |
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RefPtr<Document> result; |
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if (sourceMIMEType == "text/plain") {
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result = Document::create(frame, sourceIsDocument ? ownerDocument->url() : KURL()); |
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transformTextStringToXHTMLDocumentString(documentSource); |
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} else |
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result = DOMImplementation::createDocument(sourceMIMEType, frame, sourceIsDocument ? ownerDocument->url() : KURL(), false); |
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// Before parsing, we need to save & detach the old document and get the new document |
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// in place. We have to do this only if we're rendering the result document. |
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if (frame) {
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if (FrameView* view = frame->view()) |
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view->clear(); |
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result->setTransformSourceDocument(frame->document()); |
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frame->setDocument(result); |
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} |
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result->open(); |
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RefPtr<TextResourceDecoder> decoder = TextResourceDecoder::create(sourceMIMEType); |
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decoder->setEncoding(sourceEncoding.isEmpty() ? UTF8Encoding() : TextEncoding(sourceEncoding), TextResourceDecoder::EncodingFromXMLHeader); |
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result->setDecoder(decoder.release()); |
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result->write(documentSource); |
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result->finishParsing(); |
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result->close(); |
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return result.release(); |
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} |
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static inline RefPtr<DocumentFragment> createFragmentFromSource(const String& sourceString, const String& sourceMIMEType, Document* outputDoc) |
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{
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RefPtr<DocumentFragment> fragment = outputDoc->createDocumentFragment(); |
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if (sourceMIMEType == "text/html") |
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fragment->parseHTML(sourceString); |
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else if (sourceMIMEType == "text/plain") |
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fragment->legacyParserAddChild(Text::create(outputDoc, sourceString)); |
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else {
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bool successfulParse = fragment->parseXML(sourceString, outputDoc->documentElement()); |
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if (!successfulParse) |
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return 0; |
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} |
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111 |
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// FIXME: Do we need to mess with URLs here? |
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113 |
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return fragment; |
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} |
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116 |
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PassRefPtr<Document> XSLTProcessor::transformToDocument(Node* sourceNode) |
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{
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String resultMIMEType; |
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String resultString; |
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String resultEncoding; |
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if (!transformToString(sourceNode, resultMIMEType, resultString, resultEncoding)) |
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return 0; |
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return createDocumentFromSource(resultString, resultEncoding, resultMIMEType, sourceNode, 0); |
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} |
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126 |
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PassRefPtr<DocumentFragment> XSLTProcessor::transformToFragment(Node* sourceNode, Document* outputDoc) |
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{
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String resultMIMEType; |
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String resultString; |
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String resultEncoding; |
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132 |
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// If the output document is HTML, default to HTML method. |
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if (outputDoc->isHTMLDocument()) |
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resultMIMEType = "text/html"; |
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136 |
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if (!transformToString(sourceNode, resultMIMEType, resultString, resultEncoding)) |
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return 0; |
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return createFragmentFromSource(resultString, resultMIMEType, outputDoc); |
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} |
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141 |
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void XSLTProcessor::setParameter(const String& /*namespaceURI*/, const String& localName, const String& value) |
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{
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// FIXME: namespace support? |
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// should make a QualifiedName here but we'd have to expose the impl |
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m_parameters.set(localName, value); |
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} |
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148 |
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String XSLTProcessor::getParameter(const String& /*namespaceURI*/, const String& localName) const |
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{
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// FIXME: namespace support? |
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// should make a QualifiedName here but we'd have to expose the impl |
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return m_parameters.get(localName); |
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} |
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155 |
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void XSLTProcessor::removeParameter(const String& /*namespaceURI*/, const String& localName) |
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{
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// FIXME: namespace support? |
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m_parameters.remove(localName); |
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} |
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161 |
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void XSLTProcessor::reset() |
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{
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m_stylesheet.clear(); |
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m_stylesheetRootNode.clear(); |
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m_parameters.clear(); |
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} |
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} // namespace WebCore |
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#endif // ENABLE(XSLT) |