/*
* FCKeditor - The text editor for Internet - http://www.fckeditor.net
* Copyright (C) 2003-2009 Frederico Caldeira Knabben
*
* == BEGIN LICENSE ==
*
* Licensed under the terms of any of the following licenses at your
* choice:
*
* - GNU General Public License Version 2 or later (the "GPL")
* http://www.gnu.org/licenses/gpl.html
*
* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
* http://www.gnu.org/licenses/lgpl.html
*
* - Mozilla Public License Version 1.1 or later (the "MPL")
* http://www.mozilla.org/MPL/MPL-1.1.html
*
* == END LICENSE ==
*
* Defines the FCKXHtml object, responsible for the XHTML operations.
*/
var FCKXHtml = new Object() ;
FCKXHtml.CurrentJobNum = 0 ;
FCKXHtml.GetXHTML = function( node, includeNode, format )
{
FCKDomTools.CheckAndRemovePaddingNode( FCKTools.GetElementDocument( node ), FCKConfig.EnterMode ) ;
FCKXHtmlEntities.Initialize() ;
// Set the correct entity to use for empty blocks.
this._NbspEntity = ( FCKConfig.ProcessHTMLEntities? 'nbsp' : '#160' ) ;
// Save the current IsDirty state. The XHTML processor may change the
// original HTML, dirtying it.
var bIsDirty = FCK.IsDirty() ;
// Special blocks are blocks of content that remain untouched during the
// process. It is used for SCRIPTs and STYLEs.
FCKXHtml.SpecialBlocks = new Array() ;
// Create the XML DOMDocument object.
this.XML = FCKTools.CreateXmlObject( 'DOMDocument' ) ;
// Add a root element that holds all child nodes.
this.MainNode = this.XML.appendChild( this.XML.createElement( 'xhtml' ) ) ;
FCKXHtml.CurrentJobNum++ ;
// var dTimer = new Date() ;
if ( includeNode )
this._AppendNode( this.MainNode, node ) ;
else
this._AppendChildNodes( this.MainNode, node, false ) ;
// Get the resulting XHTML as a string.
var sXHTML = this._GetMainXmlString() ;
// alert( 'Time: ' + ( ( ( new Date() ) - dTimer ) ) + ' ms' ) ;
this.XML = null ;
// Safari adds xmlns="http://www.w3.org/1999/xhtml" to the root node (#963)
if ( FCKBrowserInfo.IsSafari )
sXHTML = sXHTML.replace( /^
// XHTML: Add a space, like
->
if (FCKConfig.DocType.length > 0 && FCKRegexLib.HtmlDocType.test( FCKConfig.DocType ) )
sXHTML = sXHTML.replace( FCKRegexLib.SpaceNoClose, '>');
else
sXHTML = sXHTML.replace( FCKRegexLib.SpaceNoClose, ' />');
if ( FCKConfig.ForceSimpleAmpersand )
sXHTML = sXHTML.replace( FCKRegexLib.ForceSimpleAmpersand, '&' ) ;
if ( format )
sXHTML = FCKCodeFormatter.Format( sXHTML ) ;
// Now we put back the SpecialBlocks contents.
for ( var i = 0 ; i < FCKXHtml.SpecialBlocks.length ; i++ )
{
var oRegex = new RegExp( '___FCKsi___' + i ) ;
sXHTML = sXHTML.replace( oRegex, FCKXHtml.SpecialBlocks[i] ) ;
}
// Replace entities marker with the ampersand.
sXHTML = sXHTML.replace( FCKRegexLib.GeckoEntitiesMarker, '&' ) ;
// Restore the IsDirty state if it was not dirty.
if ( !bIsDirty )
FCK.ResetIsDirty() ;
FCKDomTools.EnforcePaddingNode( FCKTools.GetElementDocument( node ), FCKConfig.EnterMode ) ;
return sXHTML ;
}
FCKXHtml._AppendAttribute = function( xmlNode, attributeName, attributeValue )
{
try
{
if ( attributeValue == undefined || attributeValue == null )
attributeValue = '' ;
else if ( attributeValue.replace )
{
if ( FCKConfig.ForceSimpleAmpersand )
attributeValue = attributeValue.replace( /&/g, '___FCKAmp___' ) ;
// Entities must be replaced in the attribute values.
attributeValue = attributeValue.replace( FCKXHtmlEntities.EntitiesRegex, FCKXHtml_GetEntity ) ;
}
// Create the attribute.
var oXmlAtt = this.XML.createAttribute( attributeName ) ;
oXmlAtt.value = attributeValue ;
// Set the attribute in the node.
xmlNode.attributes.setNamedItem( oXmlAtt ) ;
}
catch (e)
{}
}
FCKXHtml._AppendChildNodes = function( xmlNode, htmlNode, isBlockElement )
{
var oNode = htmlNode.firstChild ;
while ( oNode )
{
this._AppendNode( xmlNode, oNode ) ;
oNode = oNode.nextSibling ;
}
// Trim block elements. This is also needed to avoid Firefox leaving extra
// BRs at the end of them.
if ( isBlockElement && htmlNode.tagName && htmlNode.tagName.toLowerCase() != 'pre' )
{
FCKDomTools.TrimNode( xmlNode ) ;
if ( FCKConfig.FillEmptyBlocks )
{
var lastChild = xmlNode.lastChild ;
if ( lastChild && lastChild.nodeType == 1 && lastChild.nodeName == 'br' )
this._AppendEntity( xmlNode, this._NbspEntity ) ;
}
}
// If the resulting node is empty.
if ( xmlNode.childNodes.length == 0 )
{
if ( isBlockElement && FCKConfig.FillEmptyBlocks )
{
this._AppendEntity( xmlNode, this._NbspEntity ) ;
return xmlNode ;
}
var sNodeName = xmlNode.nodeName ;
// Some inline elements are required to have something inside (span, strong, etc...).
if ( FCKListsLib.InlineChildReqElements[ sNodeName ] )
return null ;
// We can't use short representation of empty elements that are not marked
// as empty in th XHTML DTD.
if ( !FCKListsLib.EmptyElements[ sNodeName ] )
xmlNode.appendChild( this.XML.createTextNode('') ) ;
}
return xmlNode ;
}
FCKXHtml._AppendNode = function( xmlNode, htmlNode )
{
if ( !htmlNode )
return false ;
switch ( htmlNode.nodeType )
{
// Element Node.
case 1 :
// If we detect a
inside a in Gecko, turn it into a line break instead.
// This is a workaround for the Gecko bug here: https://bugzilla.mozilla.org/show_bug.cgi?id=92921
if ( FCKBrowserInfo.IsGecko
&& htmlNode.tagName.toLowerCase() == 'br'
&& htmlNode.parentNode.tagName.toLowerCase() == 'pre' )
{
var val = '\r' ;
if ( htmlNode == htmlNode.parentNode.firstChild )
val += '\r' ;
return FCKXHtml._AppendNode( xmlNode, this.XML.createTextNode( val ) ) ;
}
// Here we found an element that is not the real element, but a
// fake one (like the Flash placeholder image), so we must get the real one.
if ( htmlNode.getAttribute('_fckfakelement') )
return FCKXHtml._AppendNode( xmlNode, FCK.GetRealElement( htmlNode ) ) ;
// Ignore bogus BR nodes in the DOM.
if ( FCKBrowserInfo.IsGecko &&
( htmlNode.hasAttribute('_moz_editor_bogus_node') || htmlNode.getAttribute( 'type' ) == '_moz' ) )
{
if ( htmlNode.nextSibling )
return false ;
else
{
htmlNode.removeAttribute( '_moz_editor_bogus_node' ) ;
htmlNode.removeAttribute( 'type' ) ;
}
}
// This is for elements that are instrumental to FCKeditor and
// must be removed from the final HTML.
if ( htmlNode.getAttribute('_fcktemp') )
return false ;
// Get the element name.
var sNodeName = htmlNode.tagName.toLowerCase() ;
if ( FCKBrowserInfo.IsIE )
{
// IE doens't include the scope name in the nodeName. So, add the namespace.
if ( htmlNode.scopeName && htmlNode.scopeName != 'HTML' && htmlNode.scopeName != 'FCK' )
sNodeName = htmlNode.scopeName.toLowerCase() + ':' + sNodeName ;
}
else
{
if ( sNodeName.StartsWith( 'fck:' ) )
sNodeName = sNodeName.Remove( 0,4 ) ;
}
// Check if the node name is valid, otherwise ignore this tag.
// If the nodeName starts with a slash, it is a orphan closing tag.
// On some strange cases, the nodeName is empty, even if the node exists.
if ( !FCKRegexLib.ElementName.test( sNodeName ) )
return false ;
// The already processed nodes must be marked to avoid then to be duplicated (bad formatted HTML).
// So here, the "mark" is checked... if the element is Ok, then mark it.
if ( htmlNode._fckxhtmljob && htmlNode._fckxhtmljob == FCKXHtml.CurrentJobNum )
return false ;
var oNode = this.XML.createElement( sNodeName ) ;
// Add all attributes.
FCKXHtml._AppendAttributes( xmlNode, htmlNode, oNode, sNodeName ) ;
htmlNode._fckxhtmljob = FCKXHtml.CurrentJobNum ;
// Tag specific processing.
var oTagProcessor = FCKXHtml.TagProcessors[ sNodeName ] ;
if ( oTagProcessor )
oNode = oTagProcessor( oNode, htmlNode, xmlNode ) ;
else
oNode = this._AppendChildNodes( oNode, htmlNode, Boolean( FCKListsLib.NonEmptyBlockElements[ sNodeName ] ) ) ;
if ( !oNode )
return false ;
xmlNode.appendChild( oNode ) ;
break ;
// Text Node.
case 3 :
if ( htmlNode.parentNode && htmlNode.parentNode.nodeName.IEquals( 'pre' ) )
return this._AppendTextNode( xmlNode, htmlNode.nodeValue ) ;
return this._AppendTextNode( xmlNode, htmlNode.nodeValue.ReplaceNewLineChars(' ') ) ;
// Comment
case 8 :
// IE catches the as a comment, but it has no
// innerHTML, so we can catch it, and ignore it.
if ( FCKBrowserInfo.IsIE && !htmlNode.innerHTML )
break ;
try { xmlNode.appendChild( this.XML.createComment( htmlNode.nodeValue ) ) ; }
catch (e) { /* Do nothing... probably this is a wrong format comment. */ }
break ;
// Unknown Node type.
default :
xmlNode.appendChild( this.XML.createComment( "Element not supported - Type: " + htmlNode.nodeType + " Name: " + htmlNode.nodeName ) ) ;
break ;
}
return true ;
}
// Append an item to the SpecialBlocks array and returns the tag to be used.
FCKXHtml._AppendSpecialItem = function( item )
{
return '___FCKsi___' + ( FCKXHtml.SpecialBlocks.push( item ) - 1 ) ;
}
FCKXHtml._AppendEntity = function( xmlNode, entity )
{
xmlNode.appendChild( this.XML.createTextNode( '#?-:' + entity + ';' ) ) ;
}
FCKXHtml._AppendTextNode = function( targetNode, textValue )
{
var bHadText = textValue.length > 0 ;
if ( bHadText )
targetNode.appendChild( this.XML.createTextNode( textValue.replace( FCKXHtmlEntities.EntitiesRegex, FCKXHtml_GetEntity ) ) ) ;
return bHadText ;
}
// Retrieves a entity (internal format) for a given character.
function FCKXHtml_GetEntity( character )
{
// We cannot simply place the entities in the text, because the XML parser
// will translate & to &. So we use a temporary marker which is replaced
// in the end of the processing.
var sEntity = FCKXHtmlEntities.Entities[ character ] || ( '#' + character.charCodeAt(0) ) ;
return '#?-:' + sEntity + ';' ;
}
// An object that hold tag specific operations.
FCKXHtml.TagProcessors =
{
a : function( node, htmlNode )
{
// Firefox may create empty tags when deleting the selection in some special cases (SF-BUG 1556878).
if ( htmlNode.innerHTML.Trim().length == 0 && !htmlNode.name )
return false ;
var sSavedUrl = htmlNode.getAttribute( '_fcksavedurl' ) ;
if ( sSavedUrl != null )
FCKXHtml._AppendAttribute( node, 'href', sSavedUrl ) ;
// Anchors with content has been marked with an additional class, now we must remove it.
if ( FCKBrowserInfo.IsIE )
{
// Buggy IE, doesn't copy the name of changed anchors.
if ( htmlNode.name )
FCKXHtml._AppendAttribute( node, 'name', htmlNode.name ) ;
}
node = FCKXHtml._AppendChildNodes( node, htmlNode, false ) ;
return node ;
},
area : function( node, htmlNode )
{
var sSavedUrl = htmlNode.getAttribute( '_fcksavedurl' ) ;
if ( sSavedUrl != null )
FCKXHtml._AppendAttribute( node, 'href', sSavedUrl ) ;
// IE ignores the "COORDS" and "SHAPE" attribute so we must add it manually.
if ( FCKBrowserInfo.IsIE )
{
if ( ! node.attributes.getNamedItem( 'coords' ) )
{
var sCoords = htmlNode.getAttribute( 'coords', 2 ) ;
if ( sCoords && sCoords != '0,0,0' )
FCKXHtml._AppendAttribute( node, 'coords', sCoords ) ;
}
if ( ! node.attributes.getNamedItem( 'shape' ) )
{
var sShape = htmlNode.getAttribute( 'shape', 2 ) ;
if ( sShape && sShape.length > 0 )
FCKXHtml._AppendAttribute( node, 'shape', sShape.toLowerCase() ) ;
}
}
return node ;
},
body : function( node, htmlNode )
{
node = FCKXHtml._AppendChildNodes( node, htmlNode, false ) ;
// Remove spellchecker attributes added for Firefox when converting to HTML code (Bug #1351).
node.removeAttribute( 'spellcheck' ) ;
return node ;
},
// IE loses contents of iframes, and Gecko does give it back HtmlEncoded
// Note: Opera does lose the content and doesn't provide it in the innerHTML string
iframe : function( node, htmlNode )
{
var sHtml = htmlNode.innerHTML ;
// Gecko does give back the encoded html
if ( FCKBrowserInfo.IsGecko )
sHtml = FCKTools.HTMLDecode( sHtml );
// Remove the saved urls here as the data won't be processed as nodes
sHtml = sHtml.replace( /\s_fcksavedurl="[^"]*"/g, '' ) ;
node.appendChild( FCKXHtml.XML.createTextNode( FCKXHtml._AppendSpecialItem( sHtml ) ) ) ;
return node ;
},
img : function( node, htmlNode )
{
// The "ALT" attribute is required in XHTML.
if ( ! node.attributes.getNamedItem( 'alt' ) )
FCKXHtml._AppendAttribute( node, 'alt', '' ) ;
var sSavedUrl = htmlNode.getAttribute( '_fcksavedurl' ) ;
if ( sSavedUrl != null )
FCKXHtml._AppendAttribute( node, 'src', sSavedUrl ) ;
// Bug #768 : If the width and height are defined inline CSS,
// don't define it again in the HTML attributes.
if ( htmlNode.style.width )
node.removeAttribute( 'width' ) ;
if ( htmlNode.style.height )
node.removeAttribute( 'height' ) ;
return node ;
},
// Fix orphaned
or
, then add the
.
do
{
FCKXHtml._AppendNode( newTarget, htmlNode ) ;
// Look for the next element following this
and
.
ol : function( node, htmlNode, targetNode )
{
if ( htmlNode.innerHTML.Trim().length == 0 )
return false ;
var ePSibling = targetNode.lastChild ;
if ( ePSibling && ePSibling.nodeType == 3 )
ePSibling = ePSibling.previousSibling ;
if ( ePSibling && ePSibling.nodeName.toUpperCase() == 'LI' )
{
htmlNode._fckxhtmljob = null ;
FCKXHtml._AppendNode( ePSibling, htmlNode ) ;
return false ;
}
node = FCKXHtml._AppendChildNodes( node, htmlNode ) ;
return node ;
},
pre : function ( node, htmlNode )
{
var firstChild = htmlNode.firstChild ;
if ( firstChild && firstChild.nodeType == 3 )
node.appendChild( FCKXHtml.XML.createTextNode( FCKXHtml._AppendSpecialItem( '\r\n' ) ) ) ;
FCKXHtml._AppendChildNodes( node, htmlNode, true ) ;
return node ;
},
script : function( node, htmlNode )
{
// The "TYPE" attribute is required in XHTML.
if ( ! node.attributes.getNamedItem( 'type' ) )
FCKXHtml._AppendAttribute( node, 'type', 'text/javascript' ) ;
node.appendChild( FCKXHtml.XML.createTextNode( FCKXHtml._AppendSpecialItem( htmlNode.text ) ) ) ;
return node ;
},
span : function( node, htmlNode )
{
// Firefox may create empty tags when deleting the selection in some special cases (SF-BUG 1084404).
if ( htmlNode.innerHTML.length == 0 )
return false ;
node = FCKXHtml._AppendChildNodes( node, htmlNode, false ) ;
return node ;
},
style : function( node, htmlNode )
{
// The "TYPE" attribute is required in XHTML.
if ( ! node.attributes.getNamedItem( 'type' ) )
FCKXHtml._AppendAttribute( node, 'type', 'text/css' ) ;
var cssText = htmlNode.innerHTML ;
if ( FCKBrowserInfo.IsIE ) // Bug #403 : IE always appends a \r\n to the beginning of StyleNode.innerHTML
cssText = cssText.replace( /^(\r\n|\n|\r)/, '' ) ;
node.appendChild( FCKXHtml.XML.createTextNode( FCKXHtml._AppendSpecialItem( cssText ) ) ) ;
return node ;
},
title : function( node, htmlNode )
{
node.appendChild( FCKXHtml.XML.createTextNode( FCK.EditorDocument.title ) ) ;
return node ;
}
} ;
FCKXHtml.TagProcessors.ul = FCKXHtml.TagProcessors.ol ;