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-rw-r--r--khtml/xml/dom_elementimpl.cpp1301
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diff --git a/khtml/xml/dom_elementimpl.cpp b/khtml/xml/dom_elementimpl.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)
+ * (C) 2001 Peter Kelly (pmk@post.com)
+ * (C) 2001 Dirk Mueller (mueller@kde.org)
+ * (C) 2006 Allan Sandfeld Jensen (kde@carewolf.com)
+ *
+ * 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.
+ */
+
+//#define EVENT_DEBUG
+#include "dom/dom_exception.h"
+#include "dom/dom_node.h"
+#include "dom/html_image.h"
+#include "xml/dom_textimpl.h"
+#include "xml/dom_docimpl.h"
+#include "xml/dom2_eventsimpl.h"
+#include "xml/dom_elementimpl.h"
+#include "xml/dom_restyler.h"
+
+#include "html/dtd.h"
+#include "html/htmlparser.h"
+#include "html/html_imageimpl.h"
+
+#include "rendering/render_canvas.h"
+#include "misc/htmlhashes.h"
+#include "css/css_valueimpl.h"
+#include "css/css_stylesheetimpl.h"
+#include "css/cssstyleselector.h"
+#include "css/cssvalues.h"
+#include "css/cssproperties.h"
+#include "xml/dom_xmlimpl.h"
+
+#include <qtextstream.h>
+#include <kdebug.h>
+#include <stdlib.h>
+
+// ### support default attributes
+// ### dispatch mutation events
+// ### check for INVALID_CHARACTER_ERR where appropriate
+
+using namespace DOM;
+using namespace khtml;
+
+AttrImpl::AttrImpl(ElementImpl* element, DocumentImpl* docPtr, NodeImpl::Id attrId,
+ DOMStringImpl *value, DOMStringImpl *prefix)
+ : NodeBaseImpl(docPtr),
+ m_element(element),
+ m_attrId(attrId)
+{
+ m_value = value;
+ m_value->ref();
+
+ m_prefix = prefix;
+ if (m_prefix)
+ m_prefix->ref();
+ m_specified = true; // we don't yet support default attributes
+}
+
+AttrImpl::~AttrImpl()
+{
+ m_value->deref();
+ if (m_prefix)
+ m_prefix->deref();
+}
+
+DOMString AttrImpl::nodeName() const
+{
+ return name();
+}
+
+unsigned short AttrImpl::nodeType() const
+{
+ return Node::ATTRIBUTE_NODE;
+}
+
+DOMString AttrImpl::prefix() const
+{
+ return m_prefix;
+}
+
+void AttrImpl::setPrefix(const DOMString &_prefix, int &exceptioncode )
+{
+ checkSetPrefix(_prefix, exceptioncode);
+ if (exceptioncode)
+ return;
+
+ if (m_prefix == _prefix.implementation())
+ return;
+
+ if (m_prefix)
+ m_prefix->deref();
+ m_prefix = _prefix.implementation();
+ if (m_prefix)
+ m_prefix->ref();
+}
+
+DOMString AttrImpl::namespaceURI() const
+{
+ if (m_htmlCompat)
+ return DOMString();
+ return getDocument()->getName(NamespaceId, m_attrId >> 16);
+}
+
+DOMString AttrImpl::localName() const
+{
+ if (m_htmlCompat)
+ return DOMString();
+ return getDocument()->getName(AttributeId, m_attrId);
+}
+
+DOMString AttrImpl::nodeValue() const
+{
+ return m_value;
+}
+
+DOMString AttrImpl::name() const
+{
+ DOMString n = getDocument()->getName(AttributeId, m_attrId);
+
+ // compat mode always return attribute names in lowercase.
+ // that's not formally in the specification, but common
+ // practice - a w3c erratum to DOM L2 is pending.
+ if (m_htmlCompat)
+ n = n.lower();
+
+ if (m_prefix && m_prefix->l)
+ return DOMString(m_prefix) + ":" + n;
+
+ return n;
+}
+
+void AttrImpl::setValue( const DOMString &v, int &exceptioncode )
+{
+ exceptioncode = 0;
+
+ // ### according to the DOM docs, we should create an unparsed Text child
+ // node here
+ // do not interprete entities in the string, its literal!
+
+ // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly
+ if (isReadOnly()) {
+ exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
+ return;
+ }
+
+ // ### what to do on 0 ?
+ if (v.isNull()) {
+ exceptioncode = DOMException::DOMSTRING_SIZE_ERR;
+ return;
+ }
+
+ if (m_value == v.implementation())
+ return;
+
+ if (m_element && m_attrId == ATTR_ID)
+ m_element->updateId(m_value, v.implementation());
+
+ m_value->deref();
+ m_value = v.implementation();
+ m_value->ref();
+
+ if (m_element) {
+ m_element->parseAttribute(m_attrId,m_value);
+ m_element->attributeChanged(m_attrId);
+ }
+}
+
+void AttrImpl::setNodeValue( const DOMString &v, int &exceptioncode )
+{
+ exceptioncode = 0;
+ // NO_MODIFICATION_ALLOWED_ERR: taken care of by setValue()
+ setValue(v, exceptioncode);
+}
+
+NodeImpl *AttrImpl::cloneNode ( bool /*deep*/)
+{
+ AttrImpl* attr = new AttrImpl(0, docPtr(), m_attrId, m_value, m_prefix);
+ attr->setHTMLCompat(m_htmlCompat);
+ return attr;
+}
+
+// DOM Section 1.1.1
+bool AttrImpl::childAllowed( NodeImpl *newChild )
+{
+ if(!newChild)
+ return false;
+
+ return childTypeAllowed(newChild->nodeType());
+}
+
+bool AttrImpl::childTypeAllowed( unsigned short type )
+{
+ switch (type) {
+ case Node::TEXT_NODE:
+ case Node::ENTITY_REFERENCE_NODE:
+ return true;
+ break;
+ default:
+ return false;
+ }
+}
+
+DOMString AttrImpl::toString() const
+{
+ DOMString result;
+
+ result += nodeName();
+
+ // FIXME: substitute entities for any instances of " or ' --
+ // maybe easier to just use text value and ignore existing
+ // entity refs?
+
+ if ( firstChild() ) {
+ result += "=\"";
+
+ for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
+ result += child->toString();
+ }
+
+ result += "\"";
+ } else if ( !nodeValue().isEmpty() ){
+ //remove the else once the AttributeImpl changes are merged
+ result += "=\"";
+ result += nodeValue();
+ result += "\"";
+ }
+
+ return result;
+}
+
+void AttrImpl::setElement(ElementImpl *element)
+{
+ m_element = element;
+}
+
+// Strictly speaking, these two methods should not be needed, but
+// we can't fully deal with the mess that are DOM attributes right..
+DOMStringImpl* AttrImpl::textContent() const
+{
+ if (m_value)
+ return new DOMStringImpl(m_value->s, m_value->l);
+ else
+ return 0;
+}
+
+void AttrImpl::setTextContent( const DOMString &text, int& exceptioncode )
+{
+ setValue(text, exceptioncode);
+}
+
+// -------------------------------------------------------------------------
+
+void AttributeImpl::setValue(DOMStringImpl *value, ElementImpl *element)
+{
+ assert(value);
+ if (m_attrId) {
+ if (m_data.value == value)
+ return;
+
+ if (element && m_attrId == ATTR_ID)
+ element->updateId(m_data.value, value);
+
+ m_data.value->deref();
+ m_data.value = value;
+ m_data.value->ref();
+
+ if (element) {
+ element->parseAttribute(this);
+ element->attributeChanged(m_attrId);
+ }
+ }
+ else {
+ int exceptioncode = 0;
+ m_data.attr->setValue(value,exceptioncode);
+ // AttrImpl::setValue() calls parseAttribute()
+ }
+}
+
+AttrImpl *AttributeImpl::createAttr(ElementImpl *element, DocumentImpl *docPtr)
+{
+ if (m_attrId) {
+ AttrImpl *attr = new AttrImpl(element,docPtr,m_attrId,m_data.value);
+ if (!attr) return 0;
+ attr->setHTMLCompat( docPtr->htmlMode() != DocumentImpl::XHtml );
+ m_data.value->deref();
+ m_data.attr = attr;
+ m_data.attr->ref();
+ m_attrId = 0; /* "has implementation" flag */
+ }
+
+ return m_data.attr;
+}
+
+void AttributeImpl::free()
+{
+ if (m_attrId) {
+ m_data.value->deref();
+ }
+ else {
+ m_data.attr->setElement(0);
+ m_data.attr->deref();
+ }
+}
+
+// -------------------------------------------------------------------------
+
+ElementImpl::ElementImpl(DocumentImpl *doc)
+ : NodeBaseImpl(doc)
+{
+ namedAttrMap = 0;
+ m_styleDecls = 0;
+ m_prefix = 0;
+}
+
+ElementImpl::~ElementImpl()
+{
+ if(namedAttrMap) {
+ namedAttrMap->detachFromElement();
+ namedAttrMap->deref();
+ }
+
+ if (m_styleDecls) {
+ m_styleDecls->setNode(0);
+ m_styleDecls->setParent(0);
+ m_styleDecls->deref();
+ }
+
+ if (m_prefix)
+ m_prefix->deref();
+}
+
+unsigned short ElementImpl::nodeType() const
+{
+ return Node::ELEMENT_NODE;
+}
+
+DOMStringImpl* ElementImpl::getAttributeImpl( NodeImpl::Id id, bool nsAware, DOMStringImpl* qName) const
+{
+ if (!namedAttrMap)
+ return 0;
+
+ DOMStringImpl *value = namedAttrMap->getValue(id, nsAware, qName);
+ if (value)
+ return value;
+
+ // then search in default attr in case it is not yet set
+ NamedAttrMapImpl* dm = defaultMap();
+ value = dm ? dm->getValue(id, nsAware, qName) : 0;
+ if (value)
+ return value;
+
+ return 0;
+}
+
+DOMString ElementImpl::getAttribute( NodeImpl::Id id, bool nsAware, const DOMString& qName) const
+{
+ return DOMString(getAttributeImpl(id, nsAware, qName.implementation()));
+}
+
+void ElementImpl::setAttribute(NodeImpl::Id id, const DOMString &value, const DOMString& qName, int &exceptioncode)
+{
+ // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly
+ if (isReadOnly()) {
+ exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
+ return;
+ }
+ attributes()->setValue(id, value.implementation(), (qName.isEmpty() ? 0: qName.implementation()));
+}
+
+void ElementImpl::setAttributeNS( const DOMString &namespaceURI, const DOMString &qualifiedName,
+ const DOMString &value, int &exceptioncode )
+{
+ // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly
+ if (isReadOnly()) {
+ exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
+ return;
+ }
+ int colonPos;
+ if (!DOM::checkQualifiedName(qualifiedName, namespaceURI, &colonPos,
+ false/*nameCanBeNull*/, false/*nameCanBeEmpty*/,
+ &exceptioncode))
+ return;
+ DOMString prefix, localName;
+ splitPrefixLocalName(qualifiedName.implementation(), prefix, localName, colonPos);
+ NodeImpl::Id id = getDocument()->getId(AttributeId, namespaceURI.implementation(),
+ prefix.implementation(), localName.implementation(), false, true /*lookupHTML*/);
+ attributes()->setValue(id, value.implementation(), 0, prefix.implementation(),
+ true /*nsAware*/, !namespaceURI.isNull() /*hasNS*/);
+}
+
+void ElementImpl::setAttribute(NodeImpl::Id id, const DOMString &value)
+{
+ int exceptioncode = 0;
+ setAttribute(id,value,DOMString(),exceptioncode);
+}
+
+void ElementImpl::setAttributeMap( NamedAttrMapImpl* list )
+{
+ // If setting the whole map changes the id attribute, we need to
+ // call updateId.
+ DOMStringImpl *oldId = namedAttrMap ? namedAttrMap->getValue(ATTR_ID) : 0;
+ DOMStringImpl *newId = list ? list->getValue(ATTR_ID) : 0;
+
+ if (oldId || newId) {
+ updateId(oldId, newId);
+ }
+
+ if (namedAttrMap) {
+ namedAttrMap->detachFromElement();
+ namedAttrMap->deref();
+ }
+
+ namedAttrMap = list;
+
+ if (namedAttrMap) {
+ namedAttrMap->ref();
+ assert(namedAttrMap->m_element == 0);
+ namedAttrMap->setElement(this);
+ unsigned long len = namedAttrMap->length();
+ for (unsigned long i = 0; i < len; i++) {
+ parseAttribute(&namedAttrMap->m_attrs[i]);
+ attributeChanged(namedAttrMap->m_attrs[i].id());
+ }
+ }
+}
+
+NodeImpl *ElementImpl::cloneNode(bool deep)
+{
+ ElementImpl *clone;
+ if ( !localName().isNull() )
+ clone = getDocument()->createElementNS( namespaceURI(), nodeName() );
+ else
+ clone = getDocument()->createElement( nodeName() );
+ if (!clone) return 0;
+ finishCloneNode( clone, deep );
+ return clone;
+}
+
+void ElementImpl::finishCloneNode( ElementImpl* clone, bool deep )
+{
+ // clone attributes
+ if (namedAttrMap)
+ clone->attributes()->copyAttributes(namedAttrMap);
+
+ // clone individual style rules
+ if (m_styleDecls)
+ *(clone->styleRules()) = *m_styleDecls;
+
+ if (deep)
+ cloneChildNodes(clone);
+}
+
+DOMString ElementImpl::nodeName() const
+{
+ return tagName();
+}
+
+DOMString ElementImpl::namespaceURI() const
+{
+ if (m_htmlCompat)
+ return DOMString();
+ return getDocument()->getName(NamespaceId, id() >> 16);
+}
+
+DOMString ElementImpl::prefix() const
+{
+ return m_prefix;
+}
+
+void ElementImpl::setPrefix( const DOMString &_prefix, int &exceptioncode )
+{
+ checkSetPrefix(_prefix, exceptioncode);
+ if (exceptioncode)
+ return;
+
+ if (m_prefix == _prefix.implementation())
+ return;
+
+ if (m_prefix)
+ m_prefix->deref();
+ m_prefix = _prefix.implementation();
+ if (m_prefix)
+ m_prefix->ref();
+}
+
+void ElementImpl::createAttributeMap() const
+{
+ namedAttrMap = new NamedAttrMapImpl(const_cast<ElementImpl*>(this));
+ namedAttrMap->ref();
+}
+
+NamedAttrMapImpl* ElementImpl::defaultMap() const
+{
+ return 0;
+}
+
+RenderStyle *ElementImpl::styleForRenderer(RenderObject * /*parentRenderer*/)
+{
+ return getDocument()->styleSelector()->styleForElement(this);
+}
+
+RenderObject *ElementImpl::createRenderer(RenderArena *arena, RenderStyle *style)
+{
+ if (getDocument()->documentElement() == this && style->display() == NONE) {
+ // Ignore display: none on root elements. Force a display of block in that case.
+ RenderBlock* result = new (arena) RenderBlock(this);
+ if (result) result->setStyle(style);
+ return result;
+ }
+ return RenderObject::createObject(this, style);
+}
+
+void ElementImpl::attach()
+{
+ assert(!attached());
+ assert(!m_render);
+ assert(parentNode());
+
+#if SPEED_DEBUG < 1
+ createRendererIfNeeded();
+#endif
+
+ NodeBaseImpl::attach();
+}
+
+void ElementImpl::close()
+{
+ NodeImpl::close();
+
+ // Trigger all the addChild changes as one large dynamic appendChildren change
+ if (attached())
+ backwardsStructureChanged();
+}
+
+void ElementImpl::detach()
+{
+ getDocument()->dynamicDomRestyler().resetDependencies(this);
+
+ NodeBaseImpl::detach();
+}
+
+void ElementImpl::structureChanged()
+{
+ NodeBaseImpl::structureChanged();
+
+ if (!getDocument()->renderer())
+ return; // the document is about to be destroyed
+
+ getDocument()->dynamicDomRestyler().restyleDepedent(this, StructuralDependency);
+ // In theory BackwardsStructurualDependencies are indifferent to prepend,
+ // but it's too rare to optimize.
+ getDocument()->dynamicDomRestyler().restyleDepedent(this, BackwardsStructuralDependency);
+}
+
+void ElementImpl::backwardsStructureChanged()
+{
+ NodeBaseImpl::backwardsStructureChanged();
+
+ if (!getDocument()->renderer())
+ return; // the document is about to be destroyed
+
+ // Most selectors are not affected by append. Fire the few that are.
+ getDocument()->dynamicDomRestyler().restyleDepedent(this, BackwardsStructuralDependency);
+}
+
+void ElementImpl::attributeChanged(NodeImpl::Id id)
+{
+ if (!getDocument()->renderer())
+ return; // the document is about to be destroyed
+
+#if 0 // one-one dependencies for attributes disabled
+ getDocument()->dynamicDomRestyler().restyleDepedent(this, AttributeDependency);
+#endif
+ if (getDocument()->dynamicDomRestyler().checkDependency(id, PersonalDependency))
+ setChanged(true);
+ if (getDocument()->dynamicDomRestyler().checkDependency(id, AncestorDependency))
+ setChangedAscendentAttribute(true);
+ if (getDocument()->dynamicDomRestyler().checkDependency(id, PredecessorDependency) && parent())
+ // Any element that dependt on a predecessors attribute, also depend structurally on parent
+ parent()->structureChanged();
+}
+
+void ElementImpl::recalcStyle( StyleChange change )
+{
+ // ### should go away and be done in renderobject
+ RenderStyle* _style = m_render ? m_render->style() : 0;
+ bool hasParentRenderer = parent() ? parent()->attached() : false;
+
+#if 0
+ const char* debug;
+ switch(change) {
+ case NoChange: debug = "NoChange";
+ break;
+ case NoInherit: debug= "NoInherit";
+ break;
+ case Inherit: debug = "Inherit";
+ break;
+ case Force: debug = "Force";
+ break;
+ }
+ qDebug("recalcStyle(%d: %s, changed: %d)[%p: %s]", change, debug, changed(), this, tagName().string().latin1());
+#endif
+ if ( hasParentRenderer && (change >= Inherit || changed()) ) {
+ RenderStyle *newStyle = getDocument()->styleSelector()->styleForElement(this);
+ newStyle->ref();
+ StyleChange ch = diff( _style, newStyle );
+ if (ch == Detach) {
+ if (attached()) detach();
+ // ### Suboptimal. Style gets calculated again.
+ attach();
+ // attach recalulates the style for all children. No need to do it twice.
+ setChanged( false );
+ setHasChangedChild( false );
+ newStyle->deref();
+ return;
+ }
+ else if (ch != NoChange) {
+ if( m_render && newStyle ) {
+ m_render->setStyle(newStyle);
+ }
+ }
+ newStyle->deref();
+
+ if ( change != Force)
+ change = ch;
+ }
+ // If a changed attribute has ancestor dependencies, restyle all children
+ if (changedAscendentAttribute()) {
+ change = Force;
+ setChangedAscendentAttribute(false);
+ }
+
+ NodeImpl *n;
+ for (n = _first; n; n = n->nextSibling()) {
+ if ( change >= Inherit || n->isTextNode() ||
+ n->hasChangedChild() || n->changed() ) {
+ //qDebug(" (%p) calling recalcStyle on child %p/%s, change=%d", this, n, n->isElementNode() ? ((ElementImpl *)n)->tagName().string().latin1() : n->isTextNode() ? "text" : "unknown", change );
+ n->recalcStyle( change );
+ }
+ }
+
+ setChanged( false );
+ setHasChangedChild( false );
+}
+
+bool ElementImpl::isFocusable() const
+{
+ // Only make editable elements selectable if its parent element
+ // is not editable. FIXME: this is not 100% right as non-editable elements
+ // within editable elements are focusable too.
+ return contentEditable() && !(parentNode() && parentNode()->contentEditable());
+}
+
+// DOM Section 1.1.1
+bool ElementImpl::childAllowed( NodeImpl *newChild )
+{
+ if (!childTypeAllowed(newChild->nodeType()))
+ return false;
+
+ // ### check xml element allowedness according to DTD
+
+ // If either this node or the other node is an XML element node, allow regardless (we don't do DTD checks for XML
+ // yet)
+ if (isXMLElementNode() || newChild->isXMLElementNode())
+ return true;
+ else
+ return checkChild(id(), newChild->id(), !getDocument()->inCompatMode());
+}
+
+bool ElementImpl::childTypeAllowed( unsigned short type )
+{
+ switch (type) {
+ case Node::ELEMENT_NODE:
+ case Node::TEXT_NODE:
+ case Node::COMMENT_NODE:
+ case Node::PROCESSING_INSTRUCTION_NODE:
+ case Node::CDATA_SECTION_NODE:
+ case Node::ENTITY_REFERENCE_NODE:
+ return true;
+ break;
+ default:
+ return false;
+ }
+}
+
+void ElementImpl::scrollIntoView(bool /*alignToTop*/)
+{
+ // ###
+ kdWarning() << "non-standard scrollIntoView() not implemented" << endl;
+}
+
+void ElementImpl::createDecl( )
+{
+ m_styleDecls = new CSSStyleDeclarationImpl(0);
+ m_styleDecls->ref();
+ m_styleDecls->setParent(getDocument()->elementSheet());
+ m_styleDecls->setNode(this);
+ m_styleDecls->setStrictParsing( !getDocument()->inCompatMode() );
+}
+
+void ElementImpl::dispatchAttrRemovalEvent(NodeImpl::Id /*id*/, DOMStringImpl * /*value*/)
+{
+ // ### enable this stuff again
+ if (!getDocument()->hasListenerType(DocumentImpl::DOMATTRMODIFIED_LISTENER))
+ return;
+ //int exceptioncode = 0;
+ //dispatchEvent(new MutationEventImpl(EventImpl::DOMATTRMODIFIED_EVENT,true,false,attr,attr->value(),
+ //attr->value(), getDocument()->attrName(attr->id()),MutationEvent::REMOVAL),exceptioncode);
+}
+
+void ElementImpl::dispatchAttrAdditionEvent(NodeImpl::Id /*id*/, DOMStringImpl * /*value*/)
+{
+ // ### enable this stuff again
+ if (!getDocument()->hasListenerType(DocumentImpl::DOMATTRMODIFIED_LISTENER))
+ return;
+ //int exceptioncode = 0;
+ //dispatchEvent(new MutationEventImpl(EventImpl::DOMATTRMODIFIED_EVENT,true,false,attr,attr->value(),
+ //attr->value(),getDocument()->attrName(attr->id()),MutationEvent::ADDITION),exceptioncode);
+}
+
+void ElementImpl::updateId(DOMStringImpl* oldId, DOMStringImpl* newId)
+{
+ if (!inDocument())
+ return;
+
+ if (oldId && oldId->l)
+ removeId(DOMString(oldId).string());
+
+ if (newId && newId->l)
+ addId(DOMString(newId).string());
+}
+
+void ElementImpl::removeId(const QString& id)
+{
+ getDocument()->getElementByIdCache().remove(id, this);
+}
+
+void ElementImpl::addId(const QString& id)
+{
+ getDocument()->getElementByIdCache().add(id, this);
+}
+
+void ElementImpl::insertedIntoDocument()
+{
+ // need to do superclass processing first so inDocument() is true
+ // by the time we reach updateId
+ NodeBaseImpl::insertedIntoDocument();
+
+ if (hasID()) {
+ DOMString id = getAttribute(ATTR_ID);
+ updateId(0, id.implementation());
+ }
+}
+
+void ElementImpl::removedFromDocument()
+{
+ if (hasID()) {
+ DOMString id = getAttribute(ATTR_ID);
+ updateId(id.implementation(), 0);
+ }
+
+ NodeBaseImpl::removedFromDocument();
+}
+
+DOMString ElementImpl::openTagStartToString(bool expandurls) const
+{
+ DOMString result = DOMString("<") + tagName();
+
+ NamedAttrMapImpl *attrMap = attributes(true);
+
+ if (attrMap) {
+ unsigned long numAttrs = attrMap->length();
+ for (unsigned long i = 0; i < numAttrs; i++) {
+ result += " ";
+
+ AttributeImpl *attribute = attrMap->attrAt(i);
+ AttrImpl *attr = attribute->attr();
+
+ if (attr) {
+ result += attr->toString();
+ } else {
+ result += getDocument()->getName( NodeImpl::AttributeId, attribute->id());
+ if (!attribute->value().isNull()) {
+ result += "=\"";
+ // FIXME: substitute entities for any instances of " or '
+ // Expand out all urls, i.e. the src and href attributes
+ if(expandurls && ( attribute->id() == ATTR_SRC || attribute->id() == ATTR_HREF))
+ if(getDocument()) {
+ //We need to sanitize the urls - strip out the passwords.
+ //FIXME: are src= and href= the only places that might have a password and need to be sanitized?
+ KURL safeURL(getDocument()->completeURL(attribute->value().string()));
+ safeURL.setPass(QString::null);
+ result += safeURL.htmlURL();
+ }
+ else {
+ kdWarning() << "getDocument() returned false";
+ result += attribute->value();
+ }
+ else
+ result += attribute->value();
+ result += "\"";
+ }
+ }
+ }
+ }
+
+ return result;
+}
+DOMString ElementImpl::selectionToString(NodeImpl *selectionStart, NodeImpl *selectionEnd, int startOffset, int endOffset, bool &found) const
+{
+ DOMString result = openTagStartToString();
+
+ if (hasChildNodes()) {
+ result += ">";
+
+ for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
+ result += child->selectionToString(selectionStart, selectionEnd, startOffset, endOffset, found); // this might set found to true
+ if(child == selectionEnd)
+ found = true;
+ if(found) break;
+ }
+
+ result += "</";
+ result += tagName();
+ result += ">";
+ } else {
+ result += " />";
+ }
+
+ return result;
+}
+
+DOMString ElementImpl::toString() const
+{
+ QString result = openTagStartToString().string(); //Accumulate in QString, since DOMString can't append well.
+
+ if (hasChildNodes()) {
+ result += ">";
+
+ for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
+ DOMString kid = child->toString();
+ result += QConstString(kid.unicode(), kid.length()).string();
+ }
+
+ result += "</";
+ result += tagName().string();
+ result += ">";
+ } else if (result.length() == 1) {
+ // ensure we dont get results like < /> can happen when serialize document
+ result = "";
+ } else {
+ result += " />";
+ }
+
+ return result;
+}
+
+bool ElementImpl::contentEditable() const {
+#if 0
+ DOM::CSSPrimitiveValueImpl *val = static_cast<DOM::CSSPrimitiveValueImpl *>
+ (const_cast<ElementImpl *>(this)->styleRules()
+ ->getPropertyCSSValue(CSS_PROP__KONQ_USER_INPUT));
+// kdDebug() << "val" << val << endl;
+ return val ? val->getIdent() == CSS_VAL_ENABLED : false;
+#endif
+ return NodeImpl::contentEditable();
+}
+
+void ElementImpl::setContentEditable(bool enabled) {
+ // FIXME: the approach is flawed, better use an enum instead of bool
+ int value;
+ if (enabled)
+ value = CSS_VAL_ENABLED;
+ else {
+ // Intelligently use "none" or "disabled", depending on the type of
+ // element
+ // FIXME: intelligence not impl'd yet
+ value = CSS_VAL_NONE;
+
+ // FIXME: reset caret if it is in this node or a child
+ }/*end if*/
+ // FIXME: use addCSSProperty when I get permission to move it here
+// kdDebug(6000) << "CSS_PROP__KHTML_USER_INPUT: "<< value << endl;
+ styleRules()->setProperty(CSS_PROP__KHTML_USER_INPUT, value, false, true);
+ setChanged();
+
+}
+
+// -------------------------------------------------------------------------
+
+XMLElementImpl::XMLElementImpl(DocumentImpl *doc, NodeImpl::Id id)
+ : ElementImpl(doc)
+{
+ // Called from createElement(). In this case localName, prefix, and namespaceURI all need to be null.
+ m_id = id;
+}
+
+XMLElementImpl::XMLElementImpl(DocumentImpl *doc, NodeImpl::Id id, DOMStringImpl *_prefix)
+ : ElementImpl(doc)
+{
+ // Called from createElementNS()
+ m_id = id;
+
+ m_prefix = _prefix;
+ if (m_prefix)
+ m_prefix->ref();
+}
+
+XMLElementImpl::~XMLElementImpl()
+{
+}
+
+DOMString XMLElementImpl::localName() const
+{
+ if ( m_htmlCompat )
+ return DOMString(); // was created with non-namespace-aware createElement()
+ return getDocument()->getName(ElementId, m_id);
+}
+
+DOMString XMLElementImpl::tagName() const
+{
+ DOMString tn = getDocument()->getName(ElementId, id());
+ if (m_htmlCompat)
+ tn = tn.upper();
+
+ if (m_prefix)
+ return DOMString(m_prefix) + ":" + tn;
+
+ return tn;
+}
+
+NodeImpl *XMLElementImpl::cloneNode ( bool deep )
+{
+ XMLElementImpl *clone = new XMLElementImpl(docPtr(), id(), m_prefix);
+ finishCloneNode( clone, deep );
+ return clone;
+}
+
+// -------------------------------------------------------------------------
+
+NamedAttrMapImpl::NamedAttrMapImpl(ElementImpl *element)
+ : m_element(element),
+ m_attrs(0),
+ m_attrCount(0)
+{
+}
+
+NamedAttrMapImpl::~NamedAttrMapImpl()
+{
+ for (unsigned long i = 0; i < m_attrCount; i++)
+ m_attrs[i].free();
+ free(m_attrs);
+}
+
+NodeImpl *NamedAttrMapImpl::getNamedItem ( NodeImpl::Id id, bool nsAware, DOMStringImpl* qName ) const
+{
+ if (!m_element)
+ return 0;
+ unsigned int mask = nsAware ? ~0L : NodeImpl_IdLocalMask;
+ id = (id & mask);
+
+ for (unsigned long i = 0; i < m_attrCount; i++) {
+ if ((m_attrs[i].id() & mask) == id) {
+ // if we are called with a qualified name, filter out NS-aware elements with non-matching name.
+ if (qName && (namespacePart(m_attrs[i].id()) != defaultNamespace) &&
+ strcasecmp(m_attrs[i].name(), DOMString(qName)))
+ continue;
+ return m_attrs[i].createAttr(m_element,m_element->docPtr());
+ }
+ }
+
+ return 0;
+}
+
+Node NamedAttrMapImpl::removeNamedItem ( NodeImpl::Id id, bool nsAware, DOMStringImpl* qName, int &exceptioncode )
+{
+ if (!m_element) {
+ exceptioncode = DOMException::NOT_FOUND_ERR;
+ return 0;
+ }
+
+ // NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly
+ if (isReadOnly()) {
+ exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
+ return 0;
+ }
+ unsigned int mask = nsAware ? ~0L : NodeImpl_IdLocalMask;
+ id = (id & mask);
+
+ for (unsigned long i = 0; i < m_attrCount; i++) {
+ if ((m_attrs[i].id() & mask) == id) {
+ // if we are called with a qualified name, filter out NS-aware elements with non-matching name.
+ if (qName && (namespacePart(m_attrs[i].id()) != defaultNamespace) &&
+ strcasecmp(m_attrs[i].name(), DOMString(qName)))
+ continue;
+ id = m_attrs[i].id();
+ if (id == ATTR_ID)
+ m_element->updateId(m_attrs[i].val(), 0);
+ Node removed(m_attrs[i].createAttr(m_element,m_element->docPtr()));
+ m_attrs[i].free();
+ memmove(m_attrs+i,m_attrs+i+1,(m_attrCount-i-1)*sizeof(AttributeImpl));
+ m_attrCount--;
+ m_attrs = (AttributeImpl*)realloc(m_attrs,m_attrCount*sizeof(AttributeImpl));
+ m_element->parseAttribute(id,0);
+ m_element->attributeChanged(id);
+ return removed;
+ }
+ }
+
+ // NOT_FOUND_ERR: Raised if there is no node with the specified namespaceURI
+ // and localName in this map.
+ exceptioncode = DOMException::NOT_FOUND_ERR;
+ return 0;
+}
+
+Node NamedAttrMapImpl::setNamedItem ( NodeImpl* arg, bool nsAware, DOMStringImpl* qName, int &exceptioncode )
+{
+ if (!m_element) {
+ exceptioncode = DOMException::NOT_FOUND_ERR;
+ return 0;
+ }
+
+ // NO_MODIFICATION_ALLOWED_ERR: Raised if this map is readonly.
+ if (isReadOnly()) {
+ exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
+ return 0;
+ }
+
+ // WRONG_DOCUMENT_ERR: Raised if arg was created from a different document than the one that created this map.
+ if (arg->getDocument() != m_element->getDocument()) {
+ exceptioncode = DOMException::WRONG_DOCUMENT_ERR;
+ return 0;
+ }
+
+ // HIERARCHY_REQUEST_ERR: Raised if an attempt is made to add a node doesn't belong in this NamedNodeMap
+ if (!arg->isAttributeNode()) {
+ exceptioncode = DOMException::HIERARCHY_REQUEST_ERR;
+ return 0;
+ }
+ AttrImpl *attr = static_cast<AttrImpl*>(arg);
+
+ // INUSE_ATTRIBUTE_ERR: Raised if arg is an Attr that is already an attribute of another Element object.
+ // The DOM user must explicitly clone Attr nodes to re-use them in other elements.
+ if (attr->ownerElement() && attr->ownerElement() != m_element) {
+ exceptioncode = DOMException::INUSE_ATTRIBUTE_ERR;
+ return 0;
+ }
+
+ if (attr->ownerElement() == m_element) {
+ // Already have this attribute.
+ // DOMTS core-1 test "hc_elementreplaceattributewithself" says we should return it.
+ return attr;
+ }
+ unsigned int mask = nsAware ? ~0L : NodeImpl_IdLocalMask;
+ NodeImpl::Id id = (attr->id() & mask);
+
+ for (unsigned long i = 0; i < m_attrCount; i++) {
+ if ((m_attrs[i].id() & mask) == id) {
+ // if we are called with a qualified name, filter out NS-aware elements with non-matching name.
+ if (qName && (namespacePart(m_attrs[i].id()) != defaultNamespace) &&
+ strcasecmp(m_attrs[i].name(), DOMString(qName)))
+ continue;
+ // Attribute exists; replace it
+ if (id == ATTR_ID)
+ m_element->updateId(m_attrs[i].val(), attr->val());
+
+ Node replaced = m_attrs[i].createAttr(m_element,m_element->docPtr());
+ m_attrs[i].free();
+ m_attrs[i].m_attrId = 0; /* "has implementation" flag */
+ m_attrs[i].m_data.attr = attr;
+ m_attrs[i].m_data.attr->ref();
+ attr->setElement(m_element);
+ m_element->parseAttribute(&m_attrs[i]);
+ m_element->attributeChanged(m_attrs[i].id());
+ // ### dispatch mutation events
+ return replaced;
+ }
+ }
+
+ // No existing attribute; add to list
+ m_attrCount++;
+ m_attrs = (AttributeImpl*)realloc(m_attrs,m_attrCount*sizeof(AttributeImpl));
+ m_attrs[m_attrCount-1].m_attrId = 0; /* "has implementation" flag */
+ m_attrs[m_attrCount-1].m_data.attr = attr;
+ m_attrs[m_attrCount-1].m_data.attr->ref();
+ attr->setElement(m_element);
+ if (id == ATTR_ID)
+ m_element->updateId(0, attr->val());
+ m_element->parseAttribute(&m_attrs[m_attrCount-1]);
+ m_element->attributeChanged(m_attrs[m_attrCount-1].id());
+ // ### dispatch mutation events
+
+ return 0;
+}
+
+NodeImpl *NamedAttrMapImpl::item ( unsigned long index ) const
+{
+ if (!m_element)
+ return 0;
+
+ if (index >= m_attrCount)
+ return 0;
+ else
+ return m_attrs[index].createAttr(m_element,m_element->docPtr());
+}
+
+unsigned long NamedAttrMapImpl::length( ) const
+{
+ if (!m_element)
+ return 0;
+
+ return m_attrCount;
+}
+
+NodeImpl::Id NamedAttrMapImpl::idAt(unsigned long index) const
+{
+ assert(index <= m_attrCount);
+ return m_attrs[index].id();
+}
+
+DOMStringImpl *NamedAttrMapImpl::valueAt(unsigned long index) const
+{
+ assert(index <= m_attrCount);
+ return m_attrs[index].val();
+}
+
+DOMStringImpl *NamedAttrMapImpl::getValue(NodeImpl::Id id, bool nsAware, DOMStringImpl* qName) const
+{
+ unsigned int mask = nsAware ? ~0L : NodeImpl_IdLocalMask;
+ id = (id & mask);
+ for (unsigned long i = 0; i < m_attrCount; i++)
+ if ((m_attrs[i].id() & mask) == id) {
+ // if we are called with a qualified name, filter out NS-aware elements with non-matching name.
+ if (qName && (namespacePart(m_attrs[i].id()) != defaultNamespace) &&
+ strcasecmp(m_attrs[i].name(), qName))
+ continue;
+ return m_attrs[i].val();
+ }
+ return 0;
+}
+
+void NamedAttrMapImpl::setValue(NodeImpl::Id id, DOMStringImpl *value, DOMStringImpl* qName,
+ DOMStringImpl *prefix, bool nsAware, bool hasNS)
+{
+ assert( !(qName && nsAware) );
+ if (!id) return;
+ // Passing in a null value here causes the attribute to be removed. This is a khtml extension
+ // (the spec does not specify what to do in this situation).
+ int exceptioncode = 0;
+ if (!value) {
+ removeNamedItem(id, nsAware, qName, exceptioncode);
+ return;
+ }
+ unsigned int mask = nsAware ? ~0L : NodeImpl_IdLocalMask;
+ NodeImpl::Id mid = (id & mask);
+
+ // Check for an existing attribute.
+ for (unsigned long i = 0; i < m_attrCount; i++) {
+ if ((m_attrs[i].id() & mask) == mid) {
+ // if we are called with a qualified name, filter out NS-aware elements with non-matching name.
+ if (qName && (namespacePart(m_attrs[i].id()) != defaultNamespace) &&
+ strcasecmp(m_attrs[i].name(), DOMString(qName)))
+ continue;
+ if (prefix)
+ m_attrs[i].attr()->setPrefix(prefix,exceptioncode);
+ m_attrs[i].setValue(value,m_element);
+ // ### dispatch mutation events
+ return;
+ }
+ }
+
+ // No existing matching attribute; add a new one
+ m_attrCount++;
+ m_attrs = (AttributeImpl*)realloc(m_attrs,m_attrCount*sizeof(AttributeImpl));
+ if (!nsAware) {
+ // Called from setAttribute()... we only have a name
+ m_attrs[m_attrCount-1].m_attrId = id;
+ m_attrs[m_attrCount-1].m_data.value = value;
+ m_attrs[m_attrCount-1].m_data.value->ref();
+ }
+ else {
+ // Called from setAttributeNS()... need to create a full AttrImpl here
+ if(!m_element)
+ return;
+ m_attrs[m_attrCount-1].m_data.attr = new AttrImpl(m_element,m_element->docPtr(),
+ id,
+ value,
+ prefix);
+ m_attrs[m_attrCount-1].m_attrId = 0; /* "has implementation" flag */
+ m_attrs[m_attrCount-1].m_data.attr->ref();
+ m_attrs[m_attrCount-1].m_data.attr->setHTMLCompat( !hasNS &&
+ m_element->getDocument()->htmlMode() != DocumentImpl::XHtml );
+ }
+ if (m_element) {
+ if (id == ATTR_ID)
+ m_element->updateId(0, value);
+ m_element->parseAttribute(&m_attrs[m_attrCount-1]);
+ m_element->attributeChanged(m_attrs[m_attrCount-1].id());
+ }
+ // ### dispatch mutation events
+}
+
+Attr NamedAttrMapImpl::removeAttr(AttrImpl *attr)
+{
+ for (unsigned long i = 0; i < m_attrCount; i++) {
+ if (m_attrs[i].attr() == attr) {
+ NodeImpl::Id id = m_attrs[i].id();
+ if (id == ATTR_ID)
+ m_element->updateId(attr->val(), 0);
+ Node removed(m_attrs[i].createAttr(m_element,m_element->docPtr()));
+ m_attrs[i].free();
+ memmove(m_attrs+i,m_attrs+i+1,(m_attrCount-i-1)*sizeof(AttributeImpl));
+ m_attrCount--;
+ m_attrs = (AttributeImpl*)realloc(m_attrs,m_attrCount*sizeof(AttributeImpl));
+ m_element->parseAttribute(id,0);
+ m_element->attributeChanged(id);
+ // ### dispatch mutation events
+ return removed;
+ }
+ }
+
+ return 0;
+}
+
+NodeImpl::Id NamedAttrMapImpl::mapId(DOMStringImpl* namespaceURI,
+ DOMStringImpl* localName, bool readonly)
+{
+ if (!m_element)
+ return 0;
+
+ return m_element->getDocument()->getId(NodeImpl::AttributeId, namespaceURI, 0, localName, readonly,
+ true /*lookupHTML*/);
+}
+
+void NamedAttrMapImpl::copyAttributes(NamedAttrMapImpl *other)
+{
+ assert(m_element);
+ unsigned long i;
+ for (i = 0; i < m_attrCount; i++) {
+ if (m_attrs[i].id() == ATTR_ID)
+ m_element->updateId(m_attrs[i].val(), 0);
+ m_attrs[i].free();
+ }
+ m_attrCount = other->m_attrCount;
+ m_attrs = (AttributeImpl*)realloc(m_attrs,m_attrCount*sizeof(AttributeImpl));
+ for (i = 0; i < m_attrCount; i++) {
+ m_attrs[i].m_attrId = other->m_attrs[i].m_attrId;
+ if (m_attrs[i].m_attrId) {
+ m_attrs[i].m_data.value = other->m_attrs[i].m_data.value;
+ m_attrs[i].m_data.value->ref();
+ }
+ else {
+ m_attrs[i].m_data.attr = static_cast<AttrImpl*>(other->m_attrs[i].m_data.attr->cloneNode(true));
+ m_attrs[i].m_data.attr->ref();
+ m_attrs[i].m_data.attr->setElement(m_element);
+ }
+ if (m_attrs[i].id() == ATTR_ID)
+ m_element->updateId(0, m_attrs[i].val());
+ m_element->parseAttribute(&m_attrs[i]);
+ m_element->attributeChanged(m_attrs[i].id());
+ }
+}
+
+void NamedAttrMapImpl::setElement(ElementImpl *element)
+{
+ assert(!m_element);
+ m_element = element;
+
+ for (unsigned long i = 0; i < m_attrCount; i++)
+ if (m_attrs[i].attr())
+ m_attrs[i].attr()->setElement(element);
+}
+
+void NamedAttrMapImpl::detachFromElement()
+{
+ // This makes the map invalid; nothing can really be done with it now since it's not
+ // associated with an element. But we have to keep it around in memory in case there
+ // are still references to it.
+ m_element = 0;
+ for (unsigned long i = 0; i < m_attrCount; i++)
+ m_attrs[i].free();
+ free(m_attrs);
+ m_attrs = 0;
+ m_attrCount = 0;
+}