18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2000 Peter Kelly (pmk@post.com) 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved. 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2007 Samuel Weinig (sam@webkit.org) 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 2008 Holger Hans Peter Freyther 8635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/) 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * This library is free software; you can redistribute it and/or 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * modify it under the terms of the GNU Library General Public 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * License as published by the Free Software Foundation; either 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * version 2 of the License, or (at your option) any later version. 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * This library is distributed in the hope that it will be useful, 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * but WITHOUT ANY WARRANTY; without even the implied warranty of 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Library General Public License for more details. 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * You should have received a copy of the GNU Library General Public License 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * along with this library; see the file COPYING.LIB. If not, write to 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Boston, MA 02110-1301, USA. 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "config.h" 27545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch#include "XMLDocumentParser.h" 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "CDATASection.h" 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "CachedScript.h" 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Comment.h" 325abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick#include "CachedResourceLoader.h" 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Document.h" 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "DocumentFragment.h" 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "DocumentType.h" 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "Frame.h" 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FrameLoader.h" 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "FrameView.h" 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "HTMLLinkElement.h" 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "HTMLNames.h" 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "HTMLStyleElement.h" 42cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block#include "ImageLoader.h" 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ProcessingInstruction.h" 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ResourceError.h" 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ResourceHandle.h" 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ResourceRequest.h" 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "ResourceResponse.h" 48635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "ScriptController.h" 49635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "ScriptElement.h" 50635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "ScriptSourceCode.h" 51635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#include "ScriptValue.h" 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "TextResourceDecoder.h" 5321939df44de1705786c545cd1bf519d47250322dBen Murdoch#include "TreeDepthLimit.h" 54a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch#include <wtf/text/StringConcatenate.h> 558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/StringExtras.h> 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/Threading.h> 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include <wtf/Vector.h> 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if ENABLE(SVG) 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "SVGNames.h" 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#include "SVGStyleElement.h" 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectusing namespace std; 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectnamespace WebCore { 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 688f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qianusing namespace HTMLNames; 698f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectconst int maxErrors = 25; 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 72635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#if ENABLE(WML) 73545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochbool XMLDocumentParser::isWMLDocument() const 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 7506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen return document()->isWMLDocument(); 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 77635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#endif 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 79545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::pushCurrentNode(Node* n) 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 81cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block ASSERT(n); 82cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block ASSERT(m_currentNode); 8306ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen if (n != document()) 84cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block n->ref(); 85cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNodeStack.append(m_currentNode); 868e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode = n; 8721939df44de1705786c545cd1bf519d47250322dBen Murdoch if (m_currentNodeStack.size() > maxDOMTreeDepth) 88dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block handleError(fatal, "Excessive node nesting.", lineNumber(), columnNumber()); 89cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block} 90cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 91545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::popCurrentNode() 92cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block{ 93643ca7872b450ea4efacab6188849e5aac2ba161Steve Block if (!m_currentNode) 94643ca7872b450ea4efacab6188849e5aac2ba161Steve Block return; 95cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block ASSERT(m_currentNodeStack.size()); 96cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 9706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen if (m_currentNode != document()) 98cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNode->deref(); 99cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 100cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNode = m_currentNodeStack.last(); 101cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNodeStack.removeLast(); 102cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block} 103cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 104545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::clearCurrentNodeStack() 105cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block{ 10606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen if (m_currentNode && m_currentNode != document()) 107cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNode->deref(); 108cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNode = 0; 109cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block 110cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block if (m_currentNodeStack.size()) { // Aborted parsing. 111cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block for (size_t i = m_currentNodeStack.size() - 1; i != 0; --i) 112cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNodeStack[i]->deref(); 11306ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen if (m_currentNodeStack[0] && m_currentNodeStack[0] != document()) 114cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNodeStack[0]->deref(); 115cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block m_currentNodeStack.clear(); 116cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block } 1178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 11965f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdochvoid XMLDocumentParser::insert(const SegmentedString&) 120ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block{ 12165f03d4f644ce73618e5f4f50dd694b26f55ae12Ben Murdoch ASSERT_NOT_REACHED(); 122ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block} 123ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Block 124ca9cb53ed1119a3fd98fafa0972ffeb56dee1c24Steve Blockvoid XMLDocumentParser::append(const SegmentedString& s) 1258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project String parseString = s.toString(); 127545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 1288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_sawXSLTransform || !m_sawFirstElement) 1298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_originalSourceForTransform += parseString; 1308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1315abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick if (isStopped() || m_sawXSLTransform) 1328f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian return; 133545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 1348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_parserPaused) { 1358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_pendingSrc.append(s); 1368f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian return; 1378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 138545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 1398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project doWrite(s.toString()); 140545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 141d0825bca7fe65beaee391d30da42e937db621564Steve Block // After parsing, go ahead and dispatch image beforeload events. 142d0825bca7fe65beaee391d30da42e937db621564Steve Block ImageLoader::dispatchPendingBeforeLoadEvents(); 1438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 145545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::handleError(ErrorType type, const char* m, int lineNumber, int columnNumber) 1468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 147cad810f21b803229eb11403f9209855525a25d57Steve Block handleError(type, m, TextPosition1(WTF::OneBasedNumber::fromOneBasedInt(lineNumber), WTF::OneBasedNumber::fromOneBasedInt(columnNumber))); 148cad810f21b803229eb11403f9209855525a25d57Steve Block} 149cad810f21b803229eb11403f9209855525a25d57Steve Block 150cad810f21b803229eb11403f9209855525a25d57Steve Blockvoid XMLDocumentParser::handleError(ErrorType type, const char* m, TextPosition1 position) 151cad810f21b803229eb11403f9209855525a25d57Steve Block{ 152cad810f21b803229eb11403f9209855525a25d57Steve Block if (type == fatal || (m_errorCount < maxErrors && m_lastErrorPosition.m_line != position.m_line && m_lastErrorPosition.m_column != position.m_column)) { 1538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project switch (type) { 1548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project case warning: 155cad810f21b803229eb11403f9209855525a25d57Steve Block m_errorMessages += makeString("warning on line ", String::number(position.m_line.oneBasedInt()), " at column ", String::number(position.m_column.oneBasedInt()), ": ", m); 1568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project break; 1578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project case fatal: 1588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project case nonFatal: 159cad810f21b803229eb11403f9209855525a25d57Steve Block m_errorMessages += makeString("error on line ", String::number(position.m_line.oneBasedInt()), " at column ", String::number(position.m_column.oneBasedInt()), ": ", m); 1608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 161545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 162cad810f21b803229eb11403f9209855525a25d57Steve Block m_lastErrorPosition = position; 1638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ++m_errorCount; 1648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 165545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 1668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (type != warning) 1678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_sawError = true; 168545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 1698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (type == fatal) 170545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch stopParsing(); 1718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 173e8b154fd68f9b33be40a3590e58347f353835f5cSteve Blockvoid XMLDocumentParser::enterText() 1748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if !USE(QXMLSTREAM) 1768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(m_bufferedText.size() == 0); 1778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 17806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen RefPtr<Node> newNode = Text::create(document(), ""); 179e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block m_currentNode->deprecatedParserAddChild(newNode.get()); 180cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block pushCurrentNode(newNode.get()); 1818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if !USE(QXMLSTREAM) 1844576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wangstatic inline String toString(const xmlChar* string, size_t size) 1854576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang{ 1864576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang return String::fromUTF8(reinterpret_cast<const char*>(string), size); 1878e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 1888e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 1898e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1908e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 191545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::exitText() 1928e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 1935abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick if (isStopped()) 1948e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1958e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1968e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (!m_currentNode || !m_currentNode->isTextNode()) 1978e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 1988e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 1998e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if !USE(QXMLSTREAM) 2008e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ExceptionCode ec = 0; 2018e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project static_cast<Text*>(m_currentNode)->appendData(toString(m_bufferedText.data(), m_bufferedText.size()), ec); 2028e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Vector<xmlChar> empty; 2038e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_bufferedText.swap(empty); 2048e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 2058e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 2068e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_view && m_currentNode && !m_currentNode->attached()) 2078e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_currentNode->attach(); 2088e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 209cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block popCurrentNode(); 2108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 2118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 212e8b154fd68f9b33be40a3590e58347f353835f5cSteve Blockvoid XMLDocumentParser::detach() 213e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block{ 214e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block clearCurrentNodeStack(); 215e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block ScriptableDocumentParser::detach(); 216e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block} 217e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 218545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::end() 2198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 220e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // XMLDocumentParserLibxml2 will do bad things to the document if doEnd() is called. 221e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // I don't believe XMLDocumentParserQt needs doEnd called in the fragment case. 222e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block ASSERT(!m_parsingFragment); 223e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 2248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project doEnd(); 225dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block 226dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block // doEnd() could process a script tag, thus pausing parsing. 227dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block if (m_parserPaused) 228dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block return; 229dcc8cf2e65d1aa555cce12431a16547e66b469eeSteve Block 2308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_sawError) 2318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project insertErrorMessageBlock(); 2328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project else { 2338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project exitText(); 2345ddde30071f639962dd557c453f2ad01f8f0fd00Kristian Monsen document()->styleSelectorChanged(RecalcStyleImmediately); 2358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 236545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 2375abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick if (isParsing()) 2385abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick prepareToStopParsing(); 2395abb8606fa57c3ebfc8b3c3dbc3fa4a25d2ae306Iain Merrick document()->setReadyState(Document::Interactive); 240cac0f67c402d107cdb10971b95719e2ff9c7c76bSteve Block clearCurrentNodeStack(); 241e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block document()->finishedParsing(); 2428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 2438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 244545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::finish() 2458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 246e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // FIXME: We should ASSERT(!m_parserStopped) here, since it does not 247e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // makes sense to call any methods on DocumentParser once it's been stopped. 248e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // However, FrameLoader::stop calls Document::finishParsing unconditionally 249e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // which in turn calls m_parser->finish(). 250e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 2518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_parserPaused) 2528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_finishCalled = true; 2538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project else 2548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project end(); 2558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 2568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 25706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsenbool XMLDocumentParser::finishWasCalled() 25806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen{ 25906ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen return m_finishCalled; 26006ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen} 26106ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 262545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochstatic inline RefPtr<Element> createXHTMLParserErrorHeader(Document* doc, const String& errorMessages) 2638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 2648f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian RefPtr<Element> reportElement = doc->createElement(QualifiedName(nullAtom, "parsererror", xhtmlNamespaceURI), false); 2658f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian reportElement->setAttribute(styleAttr, "display: block; white-space: pre; border: 2px solid #c77; padding: 0 1em 0 1em; margin: 1em; background-color: #fdd; color: black"); 266545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 2678f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian ExceptionCode ec = 0; 2688f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian RefPtr<Element> h3 = doc->createElement(h3Tag, false); 2698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project reportElement->appendChild(h3.get(), ec); 2708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project h3->appendChild(doc->createTextNode("This page contains the following errors:"), ec); 2718f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 2728f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian RefPtr<Element> fixed = doc->createElement(divTag, false); 2738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project reportElement->appendChild(fixed.get(), ec); 2748f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian fixed->setAttribute(styleAttr, "font-family:monospace;font-size:12px"); 2758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project fixed->appendChild(doc->createTextNode(errorMessages), ec); 2768f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian 2778f72e70a9fd78eec56623b3a62e68f16b7b27e28Feng Qian h3 = doc->createElement(h3Tag, false); 2788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project reportElement->appendChild(h3.get(), ec); 2798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project h3->appendChild(doc->createTextNode("Below is a rendering of the page up to the first error."), ec); 280545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 2818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return reportElement; 2828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 2838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 284545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::insertErrorMessageBlock() 2858e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 2868e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if USE(QXMLSTREAM) 2878e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_parsingFragment) 2888e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 2898e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 2908e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // One or more errors occurred during parsing of the code. Display an error block to the user above 291545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch // the normal content (the DOM tree is created manually and includes line/col info regarding 2928e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // where the errors are located) 2938e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 2948e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project // Create elements for display 2958e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ExceptionCode ec = 0; 296a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch Document* document = this->document(); 29754cdeeebc7adcbcd900e8b6a141a8cae27d9a631Steve Block RefPtr<Element> documentElement = document->documentElement(); 2988e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (!documentElement) { 299a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> rootElement = document->createElement(htmlTag, false); 300a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch document->appendChild(rootElement, ec); 301a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> body = document->createElement(bodyTag, false); 3028e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project rootElement->appendChild(body, ec); 3038e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project documentElement = body.get(); 3048e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 3058e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if ENABLE(SVG) 3068e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project else if (documentElement->namespaceURI() == SVGNames::svgNamespaceURI) { 307a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> rootElement = document->createElement(htmlTag, false); 308a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> body = document->createElement(bodyTag, false); 309635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project rootElement->appendChild(body, ec); 310635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project body->appendChild(documentElement, ec); 311a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch document->appendChild(rootElement.get(), ec); 312635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project documentElement = body.get(); 313635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project } 314635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#endif 315635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project#if ENABLE(WML) 316635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project else if (isWMLDocument()) { 317a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> rootElement = document->createElement(htmlTag, false); 318a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> body = document->createElement(bodyTag, false); 3198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project rootElement->appendChild(body, ec); 3208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project body->appendChild(documentElement, ec); 321a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch document->appendChild(rootElement.get(), ec); 3228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project documentElement = body.get(); 3238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 3248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 3258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 326a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> reportElement = createXHTMLParserErrorHeader(document, m_errorMessages); 3278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project documentElement->insertBefore(reportElement, documentElement->firstChild(), ec); 3288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#if ENABLE(XSLT) 329a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch if (document->transformSourceDocument()) { 330a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch RefPtr<Element> paragraph = document->createElement(pTag, false); 331a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch paragraph->setAttribute(styleAttr, "white-space: normal"); 332a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch paragraph->appendChild(document->createTextNode("This document was created as the result of an XSL transformation. The line and column numbers given are from the transformed result."), ec); 333a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch reportElement->appendChild(paragraph.release(), ec); 3348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 3358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project#endif 336a94275402997c11dd2e778633dacf4b7e630a35dBen Murdoch document->updateStyleIfNeeded(); 3378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 3388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 339545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::notifyFinished(CachedResource* unusedResource) 3408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 341635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ASSERT_UNUSED(unusedResource, unusedResource == m_pendingScript); 3428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(m_pendingScript->accessCount() > 0); 343545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 344635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ScriptSourceCode sourceCode(m_pendingScript.get()); 3458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project bool errorOccurred = m_pendingScript->errorOccurred(); 346635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 3478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_pendingScript->removeClient(this); 3488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_pendingScript = 0; 349545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 3508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project RefPtr<Element> e = m_scriptElement; 3518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_scriptElement = 0; 3528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 353635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project ScriptElement* scriptElement = toScriptElement(e.get()); 3548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ASSERT(scriptElement); 3558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 356e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // JavaScript can detach this parser, make sure it's kept alive even if detached. 357e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block RefPtr<XMLDocumentParser> protect(this); 358e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 359545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch if (errorOccurred) 3608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project scriptElement->dispatchErrorEvent(); 3618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project else { 3624576aa36e9a9671459299c7963ac95aa94beaea9Shimeng (Simon) Wang scriptElement->executeScript(sourceCode); 3638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project scriptElement->dispatchLoadEvent(); 3648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 365635860845790a19bf50bbc51ba8fb66a96dde068The Android Open Source Project 3668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_scriptElement = 0; 367545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 368e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block if (!isDetached() && !m_requestingScript) 3698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project resumeParsing(); 3708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 3718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 372545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochbool XMLDocumentParser::isWaitingForScripts() const 3738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 3748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return m_pendingScript; 3758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 3768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 377545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdochvoid XMLDocumentParser::pauseParsing() 3788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project{ 3798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project if (m_parsingFragment) 3808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return; 381545e470e52f0ac6a3a072bf559c796b42c6066b6Ben Murdoch 3828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project m_parserPaused = true; 3838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 3848e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 385e8b154fd68f9b33be40a3590e58347f353835f5cSteve Blockbool XMLDocumentParser::parseDocumentFragment(const String& chunk, DocumentFragment* fragment, Element* contextElement, FragmentScriptingPermission scriptingPermission) 386e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block{ 387e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block if (!chunk.length()) 388e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block return true; 389e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 390e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // FIXME: We need to implement the HTML5 XML Fragment parsing algorithm: 391e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-xhtml-syntax.html#xml-fragment-parsing-algorithm 392e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // For now we have a hack for script/style innerHTML support: 393e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block if (contextElement && (contextElement->hasLocalName(HTMLNames::scriptTag) || contextElement->hasLocalName(HTMLNames::styleTag))) { 394e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block fragment->parserAddChild(fragment->document()->createTextNode(chunk)); 395e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block return true; 396e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block } 397e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 398e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block RefPtr<XMLDocumentParser> parser = XMLDocumentParser::create(fragment, contextElement, scriptingPermission); 399e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block bool wellFormed = parser->appendFragmentSource(chunk); 400e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // Do not call finish(). Current finish() and doEnd() implementations touch the main Document/loader 401e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block // and can cause crashes in the fragment case. 402e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block parser->detach(); // Allows ~DocumentParser to assert it was detached before destruction. 403e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block return wellFormed; // appendFragmentSource()'s wellFormed is more permissive than wellFormed(). 4048e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 405e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block 406e8b154fd68f9b33be40a3590e58347f353835f5cSteve Block} // namespace WebCore 407