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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce4a32fe52ef09d8f5ff1dd22c001110902b60a2 (patch)
tree5ac38a06f3dde268dc7927dc155896926aaf7012 /khtml/html/html_documentimpl.cpp
downloadtdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.tar.gz
tdelibs-ce4a32fe52ef09d8f5ff1dd22c001110902b60a2.zip
Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'khtml/html/html_documentimpl.cpp')
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diff --git a/khtml/html/html_documentimpl.cpp b/khtml/html/html_documentimpl.cpp
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+/**
+ * This file is part of the DOM implementation for KDE.
+ *
+ * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ * (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *
+ * 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 "html/html_documentimpl.h"
+#include "html/html_imageimpl.h"
+#include "html/html_headimpl.h"
+#include "html/html_baseimpl.h"
+#include "html/htmltokenizer.h"
+#include "html/html_miscimpl.h"
+#include "html/html_formimpl.h"
+
+#include "khtmlview.h"
+#include "khtml_part.h"
+#include "khtmlpart_p.h"
+#include "khtml_settings.h"
+#include "misc/htmlattrs.h"
+#include "misc/htmlhashes.h"
+
+#include "xml/xml_tokenizer.h"
+#include "xml/dom2_eventsimpl.h"
+
+#include "khtml_factory.h"
+#include "rendering/render_object.h"
+#include "dom/dom_exception.h"
+
+#include <dcopclient.h>
+#include <kapplication.h>
+#include <kdebug.h>
+#include <kurl.h>
+#include <kglobal.h>
+#include <kcharsets.h>
+#include <kglobalsettings.h>
+
+#include "css/cssproperties.h"
+#include "css/cssstyleselector.h"
+#include "css/css_stylesheetimpl.h"
+#include <stdlib.h>
+#include <qptrstack.h>
+
+// Turn off inlining to avoid warning with newer gcc.
+#undef __inline
+#define __inline
+#include "doctypes.cpp"
+#undef __inline
+
+template class QPtrStack<DOM::NodeImpl>;
+
+using namespace DOM;
+using namespace khtml;
+
+
+HTMLDocumentImpl::HTMLDocumentImpl(DOMImplementationImpl *_implementation, KHTMLView *v)
+ : DocumentImpl(_implementation, v)
+{
+// kdDebug( 6090 ) << "HTMLDocumentImpl constructor this = " << this << endl;
+ htmlElement = 0;
+
+ m_doAutoFill = false;
+
+/* dynamic history stuff to be fixed later (pfeiffer)
+ connect( KHTMLFactory::vLinks(), SIGNAL( removed( const QString& )),
+ SLOT( slotHistoryChanged() ));
+*/
+ connect( KHTMLFactory::vLinks(), SIGNAL( inserted( const QString& ) ),
+ SLOT( slotHistoryChanged() ));
+ connect( KHTMLFactory::vLinks(), SIGNAL( cleared()),
+ SLOT( slotHistoryChanged() ));
+}
+
+HTMLDocumentImpl::~HTMLDocumentImpl()
+{
+}
+
+DOMString HTMLDocumentImpl::referrer() const
+{
+ if ( view() )
+ return view()->part()->pageReferrer();
+ return DOMString();
+}
+
+DOMString HTMLDocumentImpl::lastModified() const
+{
+ if ( view() )
+ return view()->part()->lastModified();
+ return DOMString();
+}
+
+DOMString HTMLDocumentImpl::cookie() const
+{
+ long windowId = 0;
+ KHTMLView *v = view ();
+
+ if ( v && v->topLevelWidget() )
+ windowId = v->topLevelWidget()->winId();
+
+ QCString replyType;
+ QByteArray params, reply;
+ QDataStream stream(params, IO_WriteOnly);
+ stream << URL().url() << windowId;
+ if (!kapp->dcopClient()->call("kcookiejar", "kcookiejar",
+ "findDOMCookies(QString,long int)", params,
+ replyType, reply))
+ {
+ kdWarning(6010) << "Can't communicate with cookiejar!" << endl;
+ return DOMString();
+ }
+
+ QDataStream stream2(reply, IO_ReadOnly);
+ if(replyType != "QString") {
+ kdError(6010) << "DCOP function findDOMCookies(...) returns "
+ << replyType << ", expected QString" << endl;
+ return DOMString();
+ }
+
+ QString result;
+ stream2 >> result;
+ return DOMString(result);
+}
+
+void HTMLDocumentImpl::setCookie( const DOMString & value )
+{
+ long windowId = 0;
+ KHTMLView *v = view ();
+
+ if ( v && v->topLevelWidget() )
+ windowId = v->topLevelWidget()->winId();
+
+ QByteArray params;
+ QDataStream stream(params, IO_WriteOnly);
+ QCString fake_header("Set-Cookie: ");
+ fake_header.append(value.string().latin1());
+ fake_header.append("\n");
+ stream << URL().url() << fake_header << windowId;
+ if (!kapp->dcopClient()->send("kcookiejar", "kcookiejar",
+ "addCookies(QString,QCString,long int)", params))
+ {
+ // Maybe it wasn't running (e.g. we're opening local html files)
+ KApplication::startServiceByDesktopName( "kcookiejar");
+ if (!kapp->dcopClient()->send("kcookiejar", "kcookiejar",
+ "addCookies(QString,QCString,long int)", params))
+ kdWarning(6010) << "Can't communicate with cookiejar!" << endl;
+ }
+}
+
+
+
+HTMLElementImpl *HTMLDocumentImpl::body()
+{
+ NodeImpl *de = documentElement();
+ if (!de)
+ return 0;
+
+ // try to prefer a FRAMESET element over BODY
+ NodeImpl* body = 0;
+ for (NodeImpl* i = de->firstChild(); i; i = i->nextSibling()) {
+ if (i->id() == ID_FRAMESET)
+ return static_cast<HTMLElementImpl*>(i);
+
+ if (i->id() == ID_BODY)
+ body = i;
+ }
+ return static_cast<HTMLElementImpl *>(body);
+}
+
+void HTMLDocumentImpl::setBody(HTMLElementImpl *_body, int& exceptioncode)
+{
+ HTMLElementImpl *b = body();
+ if ( !_body ) {
+ exceptioncode = DOMException::HIERARCHY_REQUEST_ERR;
+ return;
+ }
+ if ( !b )
+ documentElement()->appendChild( _body, exceptioncode );
+ else
+ documentElement()->replaceChild( _body, b, exceptioncode );
+}
+
+Tokenizer *HTMLDocumentImpl::createTokenizer()
+{
+ return new HTMLTokenizer(docPtr(),m_view);
+}
+
+// --------------------------------------------------------------------------
+// not part of the DOM
+// --------------------------------------------------------------------------
+
+bool HTMLDocumentImpl::childAllowed( NodeImpl *newChild )
+{
+ // ### support comments. etc as a child
+ return (newChild->id() == ID_HTML || newChild->id() == ID_COMMENT);
+}
+
+ElementImpl *HTMLDocumentImpl::createElement( const DOMString &name, int* pExceptioncode )
+{
+ ElementImpl *e = createHTMLElement(name);
+ if ( e ) {
+ e->setHTMLCompat( htmlMode() != XHtml );
+ return e;
+ }
+ return DocumentImpl::createElement(name, pExceptioncode);
+}
+
+void HTMLDocumentImpl::slotHistoryChanged()
+{
+ if ( true || !m_render )
+ return;
+
+ recalcStyle( Force );
+ m_render->repaint();
+}
+
+HTMLMapElementImpl* HTMLDocumentImpl::getMap(const DOMString& _url)
+{
+ QString url = _url.string();
+ QString s;
+ int pos = url.find('#');
+ //kdDebug(0) << "map pos of #:" << pos << endl;
+ s = QString(_url.unicode() + pos + 1, _url.length() - pos - 1);
+
+ QMapConstIterator<QString,HTMLMapElementImpl*> it = mapMap.find(s);
+
+ if (it != mapMap.end())
+ return *it;
+ else
+ return 0;
+}
+
+void HTMLDocumentImpl::close()
+{
+ bool doload = !parsing() && m_tokenizer;
+
+ DocumentImpl::close();
+
+ if (doload) {
+
+ if (title().isEmpty()) // ensure setTitle is called at least once
+ setTitle( DOMString() );
+
+ // auto fill: walk the tree and try to fill in login credentials
+ if (view() && m_doAutoFill) {
+ for (NodeImpl* n = this; n; n = n->traverseNextNode())
+ if (n->id() == ID_FORM)
+ static_cast<HTMLFormElementImpl*>(n)->doAutoFill();
+ m_doAutoFill = false;
+ }
+
+ // According to dom the load event must not bubble
+ // but other browsers execute in a frameset document
+ // the first(IE)/last(Moz/Konq) registered onload on a <frame> and the
+ // first(IE)/last(Moz/Konq) registered onload on a <frameset>.
+
+ //kdDebug() << "dispatching LOAD_EVENT on document " << getDocument() << " " << (view()?view()->part()->name():0) << endl;
+
+ //Make sure to flush any pending image events now, as we want them out before the document's load event
+ dispatchImageLoadEventsNow();
+ getDocument()->dispatchWindowEvent(EventImpl::LOAD_EVENT, false, false);
+
+ // don't update rendering if we're going to redirect anyway
+ if ( view() && ( view()->part()->d->m_redirectURL.isNull() ||
+ view()->part()->d->m_delayRedirect > 1 ) )
+ updateRendering();
+ }
+}
+
+
+const int PARSEMODE_HAVE_DOCTYPE = (1<<0);
+const int PARSEMODE_HAVE_PUBLIC_ID = (1<<1);
+const int PARSEMODE_HAVE_SYSTEM_ID = (1<<2);
+const int PARSEMODE_HAVE_INTERNAL = (1<<3);
+
+static int parseDocTypePart(const QString& buffer, int index)
+{
+ while (true) {
+ QChar ch = buffer[index];
+ if (ch == ' ' || ch == '\t' || ch == '\n' || ch == '\r')
+ ++index;
+ else if (ch == '-') {
+ int tmpIndex=index;
+ if (buffer[index+1] == '-' &&
+ ((tmpIndex=buffer.find("--", index+2)) != -1))
+ index = tmpIndex+2;
+ else
+ return index;
+ }
+ else
+ return index;
+ }
+}
+
+static bool containsString(const char* str, const QString& buffer, int offset)
+{
+ QString startString(str);
+ if (offset + startString.length() > buffer.length())
+ return false;
+
+ QString bufferString = buffer.mid(offset, startString.length()).lower();
+ QString lowerStart = startString.lower();
+
+ return bufferString.startsWith(lowerStart);
+}
+
+static bool parseDocTypeDeclaration(const QString& buffer,
+ int* resultFlags,
+ QString& publicID,
+ QString& systemID)
+{
+ bool haveDocType = false;
+ *resultFlags = 0;
+
+ // Skip through any comments and processing instructions.
+ int index = 0;
+ do {
+ index = buffer.find('<', index);
+ if (index == -1) break;
+ QChar nextChar = buffer[index+1];
+ if (nextChar == '!') {
+ if (containsString("doctype", buffer, index+2)) {
+ haveDocType = true;
+ index += 9; // Skip "<!DOCTYPE"
+ break;
+ }
+ index = parseDocTypePart(buffer,index);
+ index = buffer.find('>', index);
+ }
+ else if (nextChar == '?')
+ index = buffer.find('>', index);
+ else
+ break;
+ } while (index != -1);
+
+ if (!haveDocType)
+ return true;
+ *resultFlags |= PARSEMODE_HAVE_DOCTYPE;
+
+ index = parseDocTypePart(buffer, index);
+ if (!containsString("html", buffer, index))
+ return false;
+
+ index = parseDocTypePart(buffer, index+4);
+ bool hasPublic = containsString("public", buffer, index);
+ if (hasPublic) {
+ index = parseDocTypePart(buffer, index+6);
+
+ // We've read <!DOCTYPE HTML PUBLIC (not case sensitive).
+ // Now we find the beginning and end of the public identifers
+ // and system identifiers (assuming they're even present).
+ QChar theChar = buffer[index];
+ if (theChar != '\"' && theChar != '\'')
+ return false;
+
+ // |start| is the first character (after the quote) and |end|
+ // is the final quote, so there are |end|-|start| characters.
+ int publicIDStart = index+1;
+ int publicIDEnd = buffer.find(theChar, publicIDStart);
+ if (publicIDEnd == -1)
+ return false;
+ index = parseDocTypePart(buffer, publicIDEnd+1);
+ QChar next = buffer[index];
+ if (next == '>') {
+ // Public identifier present, but no system identifier.
+ // Do nothing. Note that this is the most common
+ // case.
+ }
+ else if (next == '\"' || next == '\'') {
+ // We have a system identifier.
+ *resultFlags |= PARSEMODE_HAVE_SYSTEM_ID;
+ int systemIDStart = index+1;
+ int systemIDEnd = buffer.find(next, systemIDStart);
+ if (systemIDEnd == -1)
+ return false;
+ systemID = buffer.mid(systemIDStart, systemIDEnd - systemIDStart);
+ }
+ else if (next == '[') {
+ // We found an internal subset.
+ *resultFlags |= PARSEMODE_HAVE_INTERNAL;
+ }
+ else
+ return false; // Something's wrong.
+
+ // We need to trim whitespace off the public identifier.
+ publicID = buffer.mid(publicIDStart, publicIDEnd - publicIDStart);
+ publicID = publicID.simplifyWhiteSpace();
+ *resultFlags |= PARSEMODE_HAVE_PUBLIC_ID;
+ } else {
+ if (containsString("system", buffer, index)) {
+ // Doctype has a system ID but no public ID
+ *resultFlags |= PARSEMODE_HAVE_SYSTEM_ID;
+ index = parseDocTypePart(buffer, index+6);
+ QChar next = buffer[index];
+ if (next != '\"' && next != '\'')
+ return false;
+ int systemIDStart = index+1;
+ int systemIDEnd = buffer.find(next, systemIDStart);
+ if (systemIDEnd == -1)
+ return false;
+ systemID = buffer.mid(systemIDStart, systemIDEnd - systemIDStart);
+ index = parseDocTypePart(buffer, systemIDEnd+1);
+ }
+
+ QChar nextChar = buffer[index];
+ if (nextChar == '[')
+ *resultFlags |= PARSEMODE_HAVE_INTERNAL;
+ else if (nextChar != '>')
+ return false;
+ }
+
+ return true;
+}
+
+void HTMLDocumentImpl::determineParseMode( const QString &str )
+{
+ //kdDebug() << "DocumentImpl::determineParseMode str=" << str<< endl;
+ int oldPMode = pMode;
+
+ // 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.
+
+ QString systemID, publicID;
+ int resultFlags = 0;
+ if (parseDocTypeDeclaration(str, &resultFlags, publicID, systemID)) {
+ if (resultFlags & PARSEMODE_HAVE_DOCTYPE) {
+ m_doctype->setName("HTML");
+ m_doctype->setPublicId(publicID);
+ m_doctype->setSystemId(systemID);
+ }
+ if (!(resultFlags & PARSEMODE_HAVE_DOCTYPE)) {
+ // No doctype found at all. Default to quirks mode and Html4.
+ pMode = Compat;
+ hMode = Html4;
+ }
+ else if ((resultFlags & PARSEMODE_HAVE_INTERNAL) ||
+ !(resultFlags & PARSEMODE_HAVE_PUBLIC_ID)) {
+ // Internal subsets always denote full standards, as does
+ // a doctype without a public ID.
+ pMode = Strict;
+ hMode = Html4;
+ }
+ else {
+ // We have to check a list of public IDs to see what we
+ // should do.
+ QString lowerPubID = publicID.lower();
+ const char* pubIDStr = lowerPubID.latin1();
+
+ // Look up the entry in our gperf-generated table.
+ const PubIDInfo* doctypeEntry = findDoctypeEntry(pubIDStr, publicID.length());
+ if (!doctypeEntry) {
+ // The DOCTYPE is not in the list. Assume strict mode.
+ // ### Doesn't make any sense, but it's what Mozilla does.
+ pMode = Strict;
+ hMode = Html4;
+ return;
+ }
+
+ switch ((resultFlags & PARSEMODE_HAVE_SYSTEM_ID) ?
+ doctypeEntry->mode_if_sysid :
+ doctypeEntry->mode_if_no_sysid)
+ {
+ case PubIDInfo::eQuirks3:
+ pMode = Compat;
+ hMode = Html3;
+ break;
+ case PubIDInfo::eQuirks:
+ pMode = Compat;
+ hMode = Html4;
+ break;
+ case PubIDInfo::eAlmostStandards:
+ pMode = Transitional;
+ hMode = Html4;
+ break;
+ default:
+ assert(false);
+ }
+ }
+ }
+ else {
+ // Malformed doctype implies quirks mode.
+ pMode = Compat;
+ hMode = Html3;
+ }
+
+ // This needs to be done last, see tests/parser/compatmode_xhtml_mixed.html
+ if ( hMode == Html4 && !m_htmlRequested ) {
+ // this part is still debatable and possibly UA dependent
+ hMode = XHtml;
+ pMode = Transitional;
+ }
+
+ m_styleSelector->strictParsing = !inCompatMode();
+
+ // kdDebug() << "DocumentImpl::determineParseMode: publicId =" << publicID << " systemId = " << systemID << endl;
+ // kdDebug() << "DocumentImpl::determineParseMode: htmlMode = " << hMode<< endl;
+ if( pMode == Strict )
+ kdDebug(6030) << " using strict parseMode" << endl;
+ else if (pMode == Compat )
+ kdDebug(6030) << " using compatibility parseMode" << endl;
+ else
+ kdDebug(6030) << " using transitional parseMode" << endl;
+
+ // not sure this is needed
+ if ( pMode != oldPMode && styleSelector() )
+ recalcStyleSelector();
+
+}
+
+
+#include "html_documentimpl.moc"