/*
* 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 <dbaron@fas.harvard.edu>
*
* 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 "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 "HashTools.h"
#include "HTMLDocumentParser.h"
#include "HTMLBodyElement.h"
#include "HTMLElementFactory.h"
#include "HTMLNames.h"
#include "InspectorInstrumentation.h"
#include "KURL.h"
#include "Page.h"
#include "Settings.h"
#include <wtf/text/CString.h>
namespace WebCore {
using namespace HTMLNames;
HTMLDocument::HTMLDocument(Frame* frame, const KURL& url)
: Document(frame, url, false, true)
{
clearXMLVersion();
}
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);
}
Element* HTMLDocument::activeElement()
{
if (Node* node = focusedNode())
if (node->isElementNode())
return static_cast<Element*>(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<HTMLBodyElement*>(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<HTMLBodyElement*>(b) : 0;
if (bodyElement)
bodyElement->setBgColor(value);
}
String HTMLDocument::fgColor()
{
HTMLElement* b = body();
HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast<HTMLBodyElement*>(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<HTMLBodyElement*>(b) : 0;
if (bodyElement)
bodyElement->setText(value);
}
String HTMLDocument::alinkColor()
{
HTMLElement* b = body();
HTMLBodyElement* bodyElement = (b && b->hasTagName(bodyTag)) ? static_cast<HTMLBodyElement*>(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<HTMLBodyElement*>(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<HTMLBodyElement*>(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<HTMLBodyElement*>(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<HTMLBodyElement*>(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<HTMLBodyElement*>(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()
{
}
PassRefPtr<DocumentParser> HTMLDocument::createParser()
{
bool reportErrors = InspectorInstrumentation::hasFrontend(this->page());
return HTMLDocumentParser::create(this, reportErrors);
}
// --------------------------------------------------------------------------
// not part of the DOM
// --------------------------------------------------------------------------
PassRefPtr<Element> 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);
}
void HTMLDocument::addItemToMap(HashCountedSet<AtomicStringImpl*>& map, const AtomicString& name)
{
if (name.isEmpty())
return;
map.add(name.impl());
if (Frame* f = frame())
f->script()->namedItemAdded(this, name);
}
void HTMLDocument::removeItemFromMap(HashCountedSet<AtomicStringImpl*>& map, const AtomicString& name)
{
if (name.isEmpty())
return;
map.remove(name.impl());
if (Frame* f = frame())
f->script()->namedItemRemoved(this, name);
}
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::setCompatibilityModeFromDoctype()
{
// There are three possible compatibility modes:
// Quirks - quirks mode emulates WinIE and NS4. CSS parsing is also relaxed in this mode, e.g., unit types can
// be omitted from numbers.
// Limited Quirks - This mode is identical to no-quirks mode except for its treatment of line-height in the inline box model.
// No Quirks - no quirks apply. Web pages will obey the specifications to the letter.
DocumentType* docType = doctype();
if (!docType)
return;
// Check for Quirks Mode.
const String& publicId = docType->publicId();
if (docType->name() != "html"
|| publicId.startsWith("+//Silmaril//dtd html Pro v0r11 19970101//", false)
|| publicId.startsWith("-//AdvaSoft Ltd//DTD HTML 3.0 asWedit + extensions//", false)
|| publicId.startsWith("-//AS//DTD HTML 3.0 asWedit + extensions//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0 Level 1//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0 Level 2//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0 Strict Level 1//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0 Strict Level 2//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0 Strict//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.0//", false)
|| publicId.startsWith("-//IETF//DTD HTML 2.1E//", false)
|| publicId.startsWith("-//IETF//DTD HTML 3.0//", false)
|| publicId.startsWith("-//IETF//DTD HTML 3.2 Final//", false)
|| publicId.startsWith("-//IETF//DTD HTML 3.2//", false)
|| publicId.startsWith("-//IETF//DTD HTML 3//", false)
|| publicId.startsWith("-//IETF//DTD HTML Level 0//", false)
|| publicId.startsWith("-//IETF//DTD HTML Level 1//", false)
|| publicId.startsWith("-//IETF//DTD HTML Level 2//", false)
|| publicId.startsWith("-//IETF//DTD HTML Level 3//", false)
|| publicId.startsWith("-//IETF//DTD HTML Strict Level 0//", false)
|| publicId.startsWith("-//IETF//DTD HTML Strict Level 1//", false)
|| publicId.startsWith("-//IETF//DTD HTML Strict Level 2//", false)
|| publicId.startsWith("-//IETF//DTD HTML Strict Level 3//", false)
|| publicId.startsWith("-//IETF//DTD HTML Strict//", false)
|| publicId.startsWith("-//IETF//DTD HTML//", false)
|| publicId.startsWith("-//Metrius//DTD Metrius Presentational//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 2.0 HTML Strict//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 2.0 HTML//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 2.0 Tables//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 3.0 HTML Strict//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 3.0 HTML//", false)
|| publicId.startsWith("-//Microsoft//DTD Internet Explorer 3.0 Tables//", false)
|| publicId.startsWith("-//Netscape Comm. Corp.//DTD HTML//", false)
|| publicId.startsWith("-//Netscape Comm. Corp.//DTD Strict HTML//", false)
|| publicId.startsWith("-//O'Reilly and Associates//DTD HTML 2.0//", false)
|| publicId.startsWith("-//O'Reilly and Associates//DTD HTML Extended 1.0//", false)
|| publicId.startsWith("-//O'Reilly and Associates//DTD HTML Extended Relaxed 1.0//", false)
|| publicId.startsWith("-//SoftQuad Software//DTD HoTMetaL PRO 6.0::19990601::extensions to HTML 4.0//", false)
|| publicId.startsWith("-//SoftQuad//DTD HoTMetaL PRO 4.0::19971010::extensions to HTML 4.0//", false)
|| publicId.startsWith("-//Spyglass//DTD HTML 2.0 Extended//", false)
|| publicId.startsWith("-//SQ//DTD HTML 2.0 HoTMetaL + extensions//", false)
|| publicId.startsWith("-//Sun Microsystems Corp.//DTD HotJava HTML//", false)
|| publicId.startsWith("-//Sun Microsystems Corp.//DTD HotJava Strict HTML//", false)
|| publicId.startsWith("-//W3C//DTD HTML 3 1995-03-24//", false)
|| publicId.startsWith("-//W3C//DTD HTML 3.2 Draft//", false)
|| publicId.startsWith("-//W3C//DTD HTML 3.2 Final//", false)
|| publicId.startsWith("-//W3C//DTD HTML 3.2//", false)
|| publicId.startsWith("-//W3C//DTD HTML 3.2S Draft//", false)
|| publicId.startsWith("-//W3C//DTD HTML 4.0 Frameset//", false)
|| publicId.startsWith("-//W3C//DTD HTML 4.0 Transitional//", false)
|| publicId.startsWith("-//W3C//DTD HTML Experimental 19960712//", false)
|| publicId.startsWith("-//W3C//DTD HTML Experimental 970421//", false)
|| publicId.startsWith("-//W3C//DTD W3 HTML//", false)
|| publicId.startsWith("-//W3O//DTD W3 HTML 3.0//", false)
|| equalIgnoringCase(publicId, "-//W3O//DTD W3 HTML Strict 3.0//EN//")
|| publicId.startsWith("-//WebTechs//DTD Mozilla HTML 2.0//", false)
|| publicId.startsWith("-//WebTechs//DTD Mozilla HTML//", false)
|| equalIgnoringCase(publicId, "-/W3C/DTD HTML 4.0 Transitional/EN")
|| equalIgnoringCase(publicId, "HTML")
|| equalIgnoringCase(docType->systemId(), "http://www.ibm.com/data/dtd/v11/ibmxhtml1-transitional.dtd")
|| (docType->systemId().isEmpty() && publicId.startsWith("-//W3C//DTD HTML 4.01 Frameset//", false))
|| (docType->systemId().isEmpty() && publicId.startsWith("-//W3C//DTD HTML 4.01 Transitional//", false))) {
setCompatibilityMode(QuirksMode);
return;
}
// Check for Limited Quirks Mode.
if (publicId.startsWith("-//W3C//DTD XHTML 1.0 Frameset//", false)
|| publicId.startsWith("-//W3C//DTD XHTML 1.0 Transitional//", false)
|| (!docType->systemId().isEmpty() && publicId.startsWith("-//W3C//DTD HTML 4.01 Frameset//", false))
|| (!docType->systemId().isEmpty() && publicId.startsWith("-//W3C//DTD HTML 4.01 Transitional//", false))) {
setCompatibilityMode(LimitedQuirksMode);
return;
}
// Otherwise we are No Quirks Mode.
setCompatibilityMode(NoQuirksMode);
return;
}
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->hasTagName(framesetTag);
}
}