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FCKeditor/editor/_source/internals/fckdocumentprocessor.js
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FCKeditor/editor/_source/internals/fckdocumentprocessor.js
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/*
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* FCKeditor - The text editor for Internet - http://www.fckeditor.net
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* Copyright (C) 2003-2007 Frederico Caldeira Knabben
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*
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* == BEGIN LICENSE ==
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*
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* Licensed under the terms of any of the following licenses at your
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* choice:
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*
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* - GNU General Public License Version 2 or later (the "GPL")
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* http://www.gnu.org/licenses/gpl.html
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*
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* - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
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* http://www.gnu.org/licenses/lgpl.html
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*
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* - Mozilla Public License Version 1.1 or later (the "MPL")
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* http://www.mozilla.org/MPL/MPL-1.1.html
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*
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* == END LICENSE ==
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*
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* Advanced document processors.
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*/
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var FCKDocumentProcessor = new Object() ;
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FCKDocumentProcessor._Items = new Array() ;
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FCKDocumentProcessor.AppendNew = function()
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{
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var oNewItem = new Object() ;
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this._Items.AddItem( oNewItem ) ;
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return oNewItem ;
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}
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FCKDocumentProcessor.Process = function( document )
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{
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var oProcessor, i = 0 ;
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while( ( oProcessor = this._Items[i++] ) )
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oProcessor.ProcessDocument( document ) ;
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}
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var FCKDocumentProcessor_CreateFakeImage = function( fakeClass, realElement )
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{
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var oImg = FCK.EditorDocument.createElement( 'IMG' ) ;
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oImg.className = fakeClass ;
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oImg.src = FCKConfig.FullBasePath + 'images/spacer.gif' ;
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oImg.setAttribute( '_fckfakelement', 'true', 0 ) ;
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oImg.setAttribute( '_fckrealelement', FCKTempBin.AddElement( realElement ), 0 ) ;
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return oImg ;
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}
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// Link Anchors
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if ( FCKBrowserInfo.IsIE || FCKBrowserInfo.IsOpera )
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{
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var FCKAnchorsProcessor = FCKDocumentProcessor.AppendNew() ;
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FCKAnchorsProcessor.ProcessDocument = function( document )
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{
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var aLinks = document.getElementsByTagName( 'A' ) ;
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var oLink ;
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var i = aLinks.length - 1 ;
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while ( i >= 0 && ( oLink = aLinks[i--] ) )
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{
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// If it is anchor. Doesn't matter if it's also a link (even better: we show that it's both a link and an anchor)
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if ( oLink.name.length > 0 )
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{
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//if the anchor has some content then we just add a temporary class
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if ( oLink.innerHTML !== '' )
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{
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if ( FCKBrowserInfo.IsIE )
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oLink.className += ' FCK__AnchorC' ;
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}
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else
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{
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var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Anchor', oLink.cloneNode(true) ) ;
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oImg.setAttribute( '_fckanchor', 'true', 0 ) ;
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oLink.parentNode.insertBefore( oImg, oLink ) ;
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oLink.parentNode.removeChild( oLink ) ;
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}
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}
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}
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}
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}
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// Page Breaks
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var FCKPageBreaksProcessor = FCKDocumentProcessor.AppendNew() ;
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FCKPageBreaksProcessor.ProcessDocument = function( document )
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{
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var aDIVs = document.getElementsByTagName( 'DIV' ) ;
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var eDIV ;
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var i = aDIVs.length - 1 ;
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while ( i >= 0 && ( eDIV = aDIVs[i--] ) )
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{
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if ( eDIV.style.pageBreakAfter == 'always' && eDIV.childNodes.length == 1 && eDIV.childNodes[0].style && eDIV.childNodes[0].style.display == 'none' )
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{
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var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', eDIV.cloneNode(true) ) ;
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eDIV.parentNode.insertBefore( oFakeImage, eDIV ) ;
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eDIV.parentNode.removeChild( eDIV ) ;
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}
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}
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/*
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var aCenters = document.getElementsByTagName( 'CENTER' ) ;
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var oCenter ;
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var i = aCenters.length - 1 ;
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while ( i >= 0 && ( oCenter = aCenters[i--] ) )
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{
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if ( oCenter.style.pageBreakAfter == 'always' && oCenter.innerHTML.Trim().length == 0 )
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{
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var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', oCenter.cloneNode(true) ) ;
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oCenter.parentNode.insertBefore( oFakeImage, oCenter ) ;
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oCenter.parentNode.removeChild( oCenter ) ;
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}
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}
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*/
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}
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// Flash Embeds.
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var FCKFlashProcessor = FCKDocumentProcessor.AppendNew() ;
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FCKFlashProcessor.ProcessDocument = function( document )
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{
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/*
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Sample code:
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This is some <embed src="/UserFiles/Flash/Yellow_Runners.swf"></embed><strong>sample text</strong>. You are <a name="fred"></a> using <a href="http://www.fckeditor.net/">FCKeditor</a>.
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*/
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var bIsDirty = FCK.IsDirty() ;
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var aEmbeds = document.getElementsByTagName( 'EMBED' ) ;
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var oEmbed ;
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var i = aEmbeds.length - 1 ;
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while ( i >= 0 && ( oEmbed = aEmbeds[i--] ) )
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{
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// IE doesn't return the type attribute with oEmbed.type or oEmbed.getAttribute("type")
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// But it turns out that after accessing it then it doesn't gets copied later
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var oType = oEmbed.attributes[ 'type' ] ;
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// Check the extension and the type. Now it should be enough with just the type
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// Opera doesn't return oEmbed.src so oEmbed.src.EndsWith will fail
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if ( (oEmbed.src && oEmbed.src.EndsWith( '.swf', true )) || ( oType && oType.nodeValue == 'application/x-shockwave-flash' ) )
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{
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var oCloned = oEmbed.cloneNode( true ) ;
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var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Flash', oCloned ) ;
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oImg.setAttribute( '_fckflash', 'true', 0 ) ;
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FCKFlashProcessor.RefreshView( oImg, oEmbed ) ;
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oEmbed.parentNode.insertBefore( oImg, oEmbed ) ;
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oEmbed.parentNode.removeChild( oEmbed ) ;
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}
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}
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// Fix the IsDirty state (#1406).
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if ( !bIsDirty )
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FCK.ResetIsDirty() ;
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}
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FCKFlashProcessor.RefreshView = function( placeHolderImage, originalEmbed )
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{
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if ( originalEmbed.getAttribute( 'width' ) > 0 )
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placeHolderImage.style.width = FCKTools.ConvertHtmlSizeToStyle( originalEmbed.getAttribute( 'width' ) ) ;
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if ( originalEmbed.getAttribute( 'height' ) > 0 )
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placeHolderImage.style.height = FCKTools.ConvertHtmlSizeToStyle( originalEmbed.getAttribute( 'height' ) ) ;
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}
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FCK.GetRealElement = function( fakeElement )
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{
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var e = FCKTempBin.Elements[ fakeElement.getAttribute('_fckrealelement') ] ;
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if ( fakeElement.getAttribute('_fckflash') )
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{
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if ( fakeElement.style.width.length > 0 )
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e.width = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.width ) ;
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if ( fakeElement.style.height.length > 0 )
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e.height = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.height ) ;
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}
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return e ;
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}
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// HR Processor.
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// This is a IE only (tricky) thing. We protect all HR tags before loading them
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// (see FCK.ProtectTags). Here we put the HRs back.
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if ( FCKBrowserInfo.IsIE )
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{
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FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
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{
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var aHRs = document.getElementsByTagName( 'HR' ) ;
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var eHR ;
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var i = aHRs.length - 1 ;
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while ( i >= 0 && ( eHR = aHRs[i--] ) )
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{
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// Create the replacement HR.
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var newHR = document.createElement( 'hr' ) ;
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newHR.mergeAttributes( eHR, true ) ;
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// We must insert the new one after it. insertBefore will not work in all cases.
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FCKDomTools.InsertAfterNode( eHR, newHR ) ;
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eHR.parentNode.removeChild( eHR ) ;
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}
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}
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}
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// INPUT:hidden Processor.
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FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
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{
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var aInputs = document.getElementsByTagName( 'INPUT' ) ;
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var oInput ;
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var i = aInputs.length - 1 ;
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while ( i >= 0 && ( oInput = aInputs[i--] ) )
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{
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if ( oInput.type == 'hidden' )
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{
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var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__InputHidden', oInput.cloneNode(true) ) ;
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oImg.setAttribute( '_fckinputhidden', 'true', 0 ) ;
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oInput.parentNode.insertBefore( oImg, oInput ) ;
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oInput.parentNode.removeChild( oInput ) ;
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}
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}
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}
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