/* * Copyright (C) 1999 Lars Knoll (knoll@kde.org) * (C) 1999 Antti Koivisto (koivisto@kde.org) * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. * * 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. * * Portions are Copyright (C) 2002 Netscape Communications Corporation. * Other contributors: David Baron * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * Alternatively, the document type parsing portions of this file may be used * under the terms of either the Mozilla Public License Version 1.1, found at * http://www.mozilla.org/MPL/ (the "MPL") or the GNU General Public * License Version 2.0, found at http://www.fsf.org/copyleft/gpl.html * (the "GPL"), in which case the provisions of the MPL or the GPL are * applicable instead of those above. If you wish to allow use of your * version of this file only under the terms of one of those two * licenses (the MPL or the GPL) and not to allow others to use your * version of this file under the LGPL, indicate your decision by * deleting the provisions above and replace them with the notice and * other provisions required by the MPL or the GPL, as the case may be. * If you do not delete the provisions above, a recipient may use your * version of this file under any of the LGPL, the MPL or the GPL. */ #include "config.h" #include "HTMLDocument.h" #include "CSSPropertyNames.h" #include "CSSStyleSelector.h" #include "CString.h" #include "CookieJar.h" #include "DocumentLoader.h" #include "DocumentType.h" #include "ExceptionCode.h" #include "FocusController.h" #include "Frame.h" #include "FrameLoader.h" #include "FrameTree.h" #include "FrameView.h" #include "HTMLBodyElement.h" #include "HTMLElementFactory.h" #include "HTMLNames.h" #include "HTMLTokenizer.h" #include "InspectorController.h" #include "KURL.h" #include "Page.h" #include "DocTypeStrings.cpp" namespace WebCore { using namespace HTMLNames; HTMLDocument::HTMLDocument(Frame* frame) : Document(frame, false) { clearXMLVersion(); setParseMode(Compat); } HTMLDocument::~HTMLDocument() { } int HTMLDocument::width() { updateLayoutIgnorePendingStylesheets(); FrameView* frameView = view(); return frameView ? frameView->contentsWidth() : 0; } int HTMLDocument::height() { updateLayoutIgnorePendingStylesheets(); FrameView* frameView = view(); return frameView ? frameView->contentsHeight() : 0; } String HTMLDocument::dir() { HTMLElement* b = body(); if (!b) return String(); return b->getAttribute(dirAttr); } void HTMLDocument::setDir(const String& value) { HTMLElement* b = body(); if (b) b->setAttribute(dirAttr, value); } String HTMLDocument::designMode() const { return inDesignMode() ? "on" : "off"; } void HTMLDocument::setDesignMode(const String& value) { InheritedBool mode; if (equalIgnoringCase(value, "on")) mode = on; else if (equalIgnoringCase(value, "off")) mode = off; else mode = inherit; Document::setDesignMode(mode); } String HTMLDocument::compatMode() const { return inCompatMode() ? "BackCompat" : "CSS1Compat"; } Element* HTMLDocument::activeElement() { if (Node* node = focusedNode()) if (node->isElementNode()) return static_cast(node); return body(); } bool HTMLDocument::hasFocus() { Page* page = this->page(); if (!page) return false; if (!page->focusController()->isActive()) return false; if (Frame* focusedFrame = page->focusController()->focusedFrame()) { if (focusedFrame->tree()->isDescendantOf(frame())) return true; } return false; } String HTMLDocument::bgColor() { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (!bodyElement) return String(); return bodyElement->bgColor(); } void HTMLDocument::setBgColor(const String& value) { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (bodyElement) bodyElement->setBgColor(value); } String HTMLDocument::fgColor() { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (!bodyElement) return String(); return bodyElement->text(); } void HTMLDocument::setFgColor(const String& value) { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (bodyElement) bodyElement->setText(value); } String HTMLDocument::alinkColor() { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (!bodyElement) return String(); return bodyElement->aLink(); } void HTMLDocument::setAlinkColor(const String& value) { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (bodyElement) { // This check is a bit silly, but some benchmarks like to set the // document's link colors over and over to the same value and we // don't want to incur a style update each time. if (bodyElement->aLink() != value) bodyElement->setALink(value); } } String HTMLDocument::linkColor() { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (!bodyElement) return String(); return bodyElement->link(); } void HTMLDocument::setLinkColor(const String& value) { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (bodyElement) { // This check is a bit silly, but some benchmarks like to set the // document's link colors over and over to the same value and we // don't want to incur a style update each time. if (bodyElement->link() != value) bodyElement->setLink(value); } } String HTMLDocument::vlinkColor() { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (!bodyElement) return String(); return bodyElement->vLink(); } void HTMLDocument::setVlinkColor(const String& value) { HTMLElement* b = body(); HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast(b) : 0; if (bodyElement) { // This check is a bit silly, but some benchmarks like to set the // document's link colors over and over to the same value and we // don't want to incur a style update each time. if (bodyElement->vLink() != value) bodyElement->setVLink(value); } } void HTMLDocument::captureEvents() { } void HTMLDocument::releaseEvents() { } Tokenizer *HTMLDocument::createTokenizer() { bool reportErrors = false; #if ENABLE(INSPECTOR) if (Page* page = this->page()) reportErrors = page->inspectorController()->windowVisible(); #endif return new HTMLTokenizer(this, reportErrors); } // -------------------------------------------------------------------------- // not part of the DOM // -------------------------------------------------------------------------- bool HTMLDocument::childAllowed(Node *newChild) { return newChild->hasTagName(htmlTag) || newChild->isCommentNode() || (newChild->nodeType() == DOCUMENT_TYPE_NODE && !doctype()); } PassRefPtr HTMLDocument::createElement(const AtomicString& name, ExceptionCode& ec) { if (!isValidName(name)) { ec = INVALID_CHARACTER_ERR; return 0; } return HTMLElementFactory::createHTMLElement(QualifiedName(nullAtom, name.lower(), xhtmlNamespaceURI), this, 0, false); } static void addItemToMap(HashCountedSet& map, const AtomicString& name) { if (name.isEmpty()) return; map.add(name.impl()); } static void removeItemFromMap(HashCountedSet& map, const AtomicString& name) { if (name.isEmpty()) return; map.remove(name.impl()); } void HTMLDocument::addNamedItem(const AtomicString& name) { addItemToMap(m_namedItemCounts, name); } void HTMLDocument::removeNamedItem(const AtomicString& name) { removeItemFromMap(m_namedItemCounts, name); } void HTMLDocument::addExtraNamedItem(const AtomicString& name) { addItemToMap(m_extraNamedItemCounts, name); } void HTMLDocument::removeExtraNamedItem(const AtomicString& name) { removeItemFromMap(m_extraNamedItemCounts, name); } void HTMLDocument::determineParseMode() { // FIXME: It's terrible that this code runs separately and isn't just built in to the // HTML tokenizer/parser. // This code more or less mimics Mozilla's implementation (specifically the // doctype parsing implemented by David Baron in Mozilla's nsParser.cpp). // // There are three possible parse modes: // COMPAT - quirks mode emulates WinIE and NS4. CSS parsing is also relaxed in this mode, e.g., unit types can // be omitted from numbers. // ALMOST STRICT - This mode is identical to strict mode except for its treatment of line-height in the inline box model. For // now (until the inline box model is re-written), this mode is identical to STANDARDS mode. // STRICT - no quirks apply. Web pages will obey the specifications to the letter. bool wasInCompatMode = inCompatMode(); DocumentType* docType = doctype(); if (!docType || !equalIgnoringCase(docType->name(), "html")) // No doctype found at all or the doctype is not HTML. Default to quirks mode and Html4. setParseMode(Compat); else if (!doctype()->systemId().isEmpty() && equalIgnoringCase(docType->systemId(), "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd")) // Assume quirks mode for this particular system ID. In the HTML5 spec, this is the only // system identifier that is examined. setParseMode(Compat); else if (docType->publicId().isEmpty()) // A doctype without a public ID means use strict mode. setParseMode(Strict); else { // We have to check a list of public IDs to see what we // should do. String lowerPubID = docType->publicId().lower(); CString pubIDStr = lowerPubID.latin1(); // Look up the entry in our gperf-generated table. const PubIDInfo* doctypeEntry = findDoctypeEntry(pubIDStr.data(), pubIDStr.length()); if (!doctypeEntry) // The DOCTYPE is not in the list. Assume strict mode. setParseMode(Strict); else { switch (docType->systemId().isEmpty() ? doctypeEntry->mode_if_no_sysid : doctypeEntry->mode_if_sysid) { case PubIDInfo::eQuirks3: case PubIDInfo::eQuirks: setParseMode(Compat); break; case PubIDInfo::eAlmostStandards: setParseMode(AlmostStrict); break; default: ASSERT(false); } } } if (inCompatMode() != wasInCompatMode) updateStyleSelector(); } void HTMLDocument::clear() { // FIXME: This does nothing, and that seems unlikely to be correct. // We've long had a comment saying that IE doesn't support this. // But I do see it in the documentation for Mozilla. } bool HTMLDocument::isFrameSet() const { HTMLElement* bodyElement = body(); return bodyElement && bodyElement->renderer() && bodyElement->hasTagName(framesetTag); } #ifdef ANDROID_INSTRUMENT void* HTMLDocument::operator new(size_t size) { return Node::operator new(size); } void* HTMLDocument::operator new[](size_t size) { return Node::operator new[](size); } void HTMLDocument::operator delete(void* p, size_t size) { Node::operator delete(p, size); } void HTMLDocument::operator delete[](void* p, size_t size) { Node::operator delete[](p, size); } #endif }