/* * 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( /^/, '' ) ; // Strip the "XHTML" root node. sXHTML = sXHTML.substr( 7, sXHTML.length - 15 ).Trim() ; // According to the doctype set the proper end for self-closing tags // HTML:
// 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 
  • nodes (Bug #503). li : function( node, htmlNode, targetNode ) { // If the XML parent node is already a
      or
        , then add the
      1. as usual. if ( targetNode.nodeName.IEquals( ['ul', 'ol'] ) ) return FCKXHtml._AppendChildNodes( node, htmlNode, true ) ; var newTarget = FCKXHtml.XML.createElement( 'ul' ) ; // Reset the _fckxhtmljob so the HTML node is processed again. htmlNode._fckxhtmljob = null ; // Loop through all sibling LIs, adding them to the
          . do { FCKXHtml._AppendNode( newTarget, htmlNode ) ; // Look for the next element following this
        • . do { htmlNode = FCKDomTools.GetNextSibling( htmlNode ) ; } while ( htmlNode && htmlNode.nodeType == 3 && htmlNode.nodeValue.Trim().length == 0 ) } while ( htmlNode && htmlNode.nodeName.toLowerCase() == 'li' ) return newTarget ; }, // Fix nested
            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 ;