From 648161bb0edfc3d43db63caed5cc5213bc6cb78f Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:41 -0800 Subject: auto import from //depot/cupcake/@135843 --- WebCore/dom/XMLTokenizer.cpp | 348 ------------------------------------------- 1 file changed, 348 deletions(-) delete mode 100644 WebCore/dom/XMLTokenizer.cpp (limited to 'WebCore/dom/XMLTokenizer.cpp') diff --git a/WebCore/dom/XMLTokenizer.cpp b/WebCore/dom/XMLTokenizer.cpp deleted file mode 100644 index b6e6f52..0000000 --- a/WebCore/dom/XMLTokenizer.cpp +++ /dev/null @@ -1,348 +0,0 @@ -/* - * Copyright (C) 2000 Peter Kelly (pmk@post.com) - * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved. - * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org) - * Copyright (C) 2007 Samuel Weinig (sam@webkit.org) - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies) - * Copyright (C) 2008 Holger Hans Peter Freyther - * - * 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 "XMLTokenizer.h" - -#include "CDATASection.h" -#include "CString.h" -#include "CachedScript.h" -#include "Comment.h" -#include "DocLoader.h" -#include "Document.h" -#include "DocumentFragment.h" -#include "DocumentType.h" -#include "Frame.h" -#include "FrameLoader.h" -#include "FrameView.h" -#include "HTMLLinkElement.h" -#include "HTMLNames.h" -#include "HTMLScriptElement.h" -#include "HTMLStyleElement.h" -#include "HTMLTokenizer.h" -#include "ScriptController.h" -#include "ProcessingInstruction.h" -#include "ResourceError.h" -#include "ResourceHandle.h" -#include "ResourceRequest.h" -#include "ResourceResponse.h" -#include "TextResourceDecoder.h" -#include -#include -#include -#include - -#if ENABLE(SVG) -#include "SVGNames.h" -#include "SVGScriptElement.h" -#include "SVGStyleElement.h" -#endif - -using namespace std; - -namespace WebCore { - -const int maxErrors = 25; - -bool isScriptElement(Element* element) -{ - return element->hasTagName(HTMLNames::scriptTag) -#if ENABLE(SVG) - || element->hasTagName(SVGNames::scriptTag) -#endif - ; -} - -ScriptElement* castToScriptElement(Element* element) -{ - ASSERT(isScriptElement(element)); - - if (element->hasTagName(HTMLNames::scriptTag)) - return static_cast(element); - -#if ENABLE(SVG) - if (element->hasTagName(SVGNames::scriptTag)) - return static_cast(element); -#endif - - ASSERT_NOT_REACHED(); - return 0; -} - -void XMLTokenizer::setCurrentNode(Node* n) -{ - bool nodeNeedsReference = n && n != m_doc; - if (nodeNeedsReference) - n->ref(); - if (m_currentNodeIsReferenced) - m_currentNode->deref(); - m_currentNode = n; - m_currentNodeIsReferenced = nodeNeedsReference; -} - -bool XMLTokenizer::write(const SegmentedString& s, bool /*appendData*/) -{ - String parseString = s.toString(); - - if (m_sawXSLTransform || !m_sawFirstElement) - m_originalSourceForTransform += parseString; - - if (m_parserStopped || m_sawXSLTransform) - return false; - - if (m_parserPaused) { - m_pendingSrc.append(s); - return false; - } - - doWrite(s.toString()); - return false; -} - -void XMLTokenizer::eventuallyMarkAsParserCreated(Element* element) -{ - if (element->hasTagName(HTMLNames::scriptTag)) - static_cast(element)->setCreatedByParser(true); -#if ENABLE(SVG) - else if (element->hasTagName(SVGNames::scriptTag)) - static_cast(element)->setCreatedByParser(true); -#endif - else if (element->hasTagName(HTMLNames::styleTag)) - static_cast(element)->setCreatedByParser(true); -#if ENABLE(SVG) - else if (element->hasTagName(SVGNames::styleTag)) - static_cast(element)->setCreatedByParser(true); -#endif - else if (element->hasTagName(HTMLNames::linkTag)) - static_cast(element)->setCreatedByParser(true); -} - - -void XMLTokenizer::handleError(ErrorType type, const char* m, int lineNumber, int columnNumber) -{ - if (type == fatal || (m_errorCount < maxErrors && m_lastErrorLine != lineNumber && m_lastErrorColumn != columnNumber)) { - switch (type) { - case warning: - m_errorMessages += String::format("warning on line %d at column %d: %s", lineNumber, columnNumber, m); - break; - case fatal: - case nonFatal: - m_errorMessages += String::format("error on line %d at column %d: %s", lineNumber, columnNumber, m); - } - - m_lastErrorLine = lineNumber; - m_lastErrorColumn = columnNumber; - ++m_errorCount; - } - - if (type != warning) - m_sawError = true; - - if (type == fatal) - stopParsing(); -} - -bool XMLTokenizer::enterText() -{ -#if !USE(QXMLSTREAM) - ASSERT(m_bufferedText.size() == 0); -#endif - RefPtr newNode = new Text(m_doc, ""); - if (!m_currentNode->addChild(newNode.get())) - return false; - setCurrentNode(newNode.get()); - return true; -} - -#if !USE(QXMLSTREAM) -static inline String toString(const xmlChar* str, unsigned len) -{ - return UTF8Encoding().decode(reinterpret_cast(str), len); -} -#endif - - -void XMLTokenizer::exitText() -{ - if (m_parserStopped) - return; - - if (!m_currentNode || !m_currentNode->isTextNode()) - return; - -#if !USE(QXMLSTREAM) - ExceptionCode ec = 0; - static_cast(m_currentNode)->appendData(toString(m_bufferedText.data(), m_bufferedText.size()), ec); - Vector empty; - m_bufferedText.swap(empty); -#endif - - if (m_view && m_currentNode && !m_currentNode->attached()) - m_currentNode->attach(); - - // FIXME: What's the right thing to do if the parent is really 0? - // Just leaving the current node set to the text node doesn't make much sense. - if (Node* par = m_currentNode->parentNode()) - setCurrentNode(par); -} - -void XMLTokenizer::end() -{ - doEnd(); - - if (m_sawError) - insertErrorMessageBlock(); - else { - exitText(); - m_doc->updateStyleSelector(); - } - - setCurrentNode(0); - if (!m_parsingFragment) - m_doc->finishedParsing(); -} - -void XMLTokenizer::finish() -{ - if (m_parserPaused) - m_finishCalled = true; - else - end(); -} - -static inline RefPtr createXHTMLParserErrorHeader(Document* doc, const String& errorMessages) -{ - ExceptionCode ec = 0; - RefPtr reportElement = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "parsererror", ec); - reportElement->setAttribute(HTMLNames::styleAttr, "display: block; white-space: pre; border: 2px solid #c77; padding: 0 1em 0 1em; margin: 1em; background-color: #fdd; color: black"); - - RefPtr h3 = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "h3", ec); - reportElement->appendChild(h3.get(), ec); - h3->appendChild(doc->createTextNode("This page contains the following errors:"), ec); - - RefPtr fixed = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "div", ec); - reportElement->appendChild(fixed.get(), ec); - fixed->setAttribute(HTMLNames::styleAttr, "font-family:monospace;font-size:12px"); - fixed->appendChild(doc->createTextNode(errorMessages), ec); - - h3 = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "h3", ec); - reportElement->appendChild(h3.get(), ec); - h3->appendChild(doc->createTextNode("Below is a rendering of the page up to the first error."), ec); - - return reportElement; -} - -void XMLTokenizer::insertErrorMessageBlock() -{ -#if USE(QXMLSTREAM) - if (m_parsingFragment) - return; -#endif - // One or more errors occurred during parsing of the code. Display an error block to the user above - // the normal content (the DOM tree is created manually and includes line/col info regarding - // where the errors are located) - - // Create elements for display - ExceptionCode ec = 0; - Document* doc = m_doc; - Node* documentElement = doc->documentElement(); - if (!documentElement) { - RefPtr rootElement = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "html", ec); - doc->appendChild(rootElement, ec); - RefPtr body = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "body", ec); - rootElement->appendChild(body, ec); - documentElement = body.get(); - } -#if ENABLE(SVG) - else if (documentElement->namespaceURI() == SVGNames::svgNamespaceURI) { - // Until our SVG implementation has text support, it is best if we - // wrap the erroneous SVG document in an xhtml document and render - // the combined document with error messages. - RefPtr rootElement = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "html", ec); - RefPtr body = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "body", ec); - rootElement->appendChild(body, ec); - body->appendChild(documentElement, ec); - doc->appendChild(rootElement.get(), ec); - documentElement = body.get(); - } -#endif - - RefPtr reportElement = createXHTMLParserErrorHeader(doc, m_errorMessages); - documentElement->insertBefore(reportElement, documentElement->firstChild(), ec); -#if ENABLE(XSLT) - if (doc->transformSourceDocument()) { - RefPtr par = doc->createElementNS(HTMLNames::xhtmlNamespaceURI, "p", ec); - reportElement->appendChild(par, ec); - par->setAttribute(HTMLNames::styleAttr, "white-space: normal"); - par->appendChild(doc->createTextNode("This document was created as the result of an XSL transformation. The line and column numbers given are from the transformed result."), ec); - } -#endif - doc->updateRendering(); -} - -void XMLTokenizer::notifyFinished(CachedResource* finishedObj) -{ - ASSERT(m_pendingScript == finishedObj); - ASSERT(m_pendingScript->accessCount() > 0); - - String cachedScriptUrl = m_pendingScript->url(); - String scriptSource = m_pendingScript->script(); - bool errorOccurred = m_pendingScript->errorOccurred(); - m_pendingScript->removeClient(this); - m_pendingScript = 0; - - RefPtr e = m_scriptElement; - m_scriptElement = 0; - - ScriptElement* scriptElement = castToScriptElement(e.get()); - ASSERT(scriptElement); - - if (errorOccurred) - scriptElement->dispatchErrorEvent(); - else { - m_view->frame()->loader()->executeScript(cachedScriptUrl, 1, scriptSource); - scriptElement->dispatchLoadEvent(); - } - - m_scriptElement = 0; - - if (!m_requestingScript) - resumeParsing(); -} - -bool XMLTokenizer::isWaitingForScripts() const -{ - return m_pendingScript; -} - -void XMLTokenizer::pauseParsing() -{ - if (m_parsingFragment) - return; - - m_parserPaused = true; -} - -} - -- cgit v1.1