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   1  /*
   2   * FCKeditor - The text editor for internet
   3   * Copyright (C) 2003-2006 Frederico Caldeira Knabben
   4   * 
   5   * Licensed under the terms of the GNU Lesser General Public License:
   6   *         http://www.opensource.org/licenses/lgpl-license.php
   7   * 
   8   * For further information visit:
   9   *         http://www.fckeditor.net/
  10   * 
  11   * "Support Open Source software. What about a donation today?"
  12   * 
  13   * File Name: fckdocumentprocessor.js
  14   *     Advanced document processors.
  15   * 
  16   * File Authors:
  17   *         Frederico Caldeira Knabben (fredck@fckeditor.net)
  18   */
  19  
  20  var FCKDocumentProcessor = new Object() ;
  21  FCKDocumentProcessor._Items = new Array() ;
  22  
  23  FCKDocumentProcessor.AppendNew = function()
  24  {
  25      var oNewItem = new Object() ;
  26      this._Items.AddItem( oNewItem ) ;
  27      return oNewItem ;
  28  }
  29  
  30  FCKDocumentProcessor.Process = function( document )
  31  {
  32      var oProcessor, i = 0 ;
  33      while( ( oProcessor = this._Items[i++] ) )
  34          oProcessor.ProcessDocument( document ) ;
  35  }
  36  
  37  var FCKDocumentProcessor_CreateFakeImage = function( fakeClass, realElement )
  38  {
  39      var oImg = FCK.EditorDocument.createElement( 'IMG' ) ;
  40      oImg.className = fakeClass ;
  41      oImg.src = FCKConfig.FullBasePath + 'images/spacer.gif' ;
  42      oImg.setAttribute( '_fckfakelement', 'true', 0 ) ;
  43      oImg.setAttribute( '_fckrealelement', FCKTempBin.AddElement( realElement ), 0 ) ;
  44      return oImg ;
  45  }
  46  
  47  // Link Anchors
  48  var FCKAnchorsProcessor = FCKDocumentProcessor.AppendNew() ;
  49  FCKAnchorsProcessor.ProcessDocument = function( document )
  50  {
  51      var aLinks = document.getElementsByTagName( 'A' ) ;
  52  
  53      var oLink ;
  54      var i = aLinks.length - 1 ;
  55      while ( i >= 0 && ( oLink = aLinks[i--] ) )
  56      {
  57          // If it is anchor.
  58          if ( oLink.name.length > 0 && ( !oLink.getAttribute('href') || oLink.getAttribute('href').length == 0 ) )
  59          {
  60              var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Anchor', oLink.cloneNode(true) ) ;
  61              oImg.setAttribute( '_fckanchor', 'true', 0 ) ;
  62              
  63              oLink.parentNode.insertBefore( oImg, oLink ) ;
  64              oLink.parentNode.removeChild( oLink ) ;
  65          }
  66      }
  67  }
  68  
  69  // Page Breaks
  70  var FCKPageBreaksProcessor = FCKDocumentProcessor.AppendNew() ;
  71  FCKPageBreaksProcessor.ProcessDocument = function( document )
  72  {
  73      var aDIVs = document.getElementsByTagName( 'DIV' ) ;
  74  
  75      var eDIV ;
  76      var i = aDIVs.length - 1 ;
  77      while ( i >= 0 && ( eDIV = aDIVs[i--] ) )
  78      {
  79          if ( eDIV.style.pageBreakAfter == 'always' && eDIV.childNodes.length == 1 && eDIV.childNodes[0].style && eDIV.childNodes[0].style.display == 'none' )
  80          {
  81              var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', eDIV.cloneNode(true) ) ;
  82              
  83              eDIV.parentNode.insertBefore( oFakeImage, eDIV ) ;
  84              eDIV.parentNode.removeChild( eDIV ) ;
  85          }
  86      }
  87  /*
  88      var aCenters = document.getElementsByTagName( 'CENTER' ) ;
  89  
  90      var oCenter ;
  91      var i = aCenters.length - 1 ;
  92      while ( i >= 0 && ( oCenter = aCenters[i--] ) )
  93      {
  94          if ( oCenter.style.pageBreakAfter == 'always' && oCenter.innerHTML.trim().length == 0 )
  95          {
  96              var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', oCenter.cloneNode(true) ) ;
  97              
  98              oCenter.parentNode.insertBefore( oFakeImage, oCenter ) ;
  99              oCenter.parentNode.removeChild( oCenter ) ;
 100          }
 101      }
 102  */
 103  }
 104  
 105  // Flash Embeds.
 106  var FCKFlashProcessor = FCKDocumentProcessor.AppendNew() ;
 107  FCKFlashProcessor.ProcessDocument = function( document )
 108  {
 109      /*
 110      Sample code:
 111      This is some <embed src="/UserFiles/Flash/Yellow_Runners.swf"></embed><strong>sample text</strong>. You are&nbsp;<a name="fred"></a> using <a href="http://www.fckeditor.net/">FCKeditor</a>.
 112      */
 113  
 114      var aEmbeds = document.getElementsByTagName( 'EMBED' ) ;
 115  
 116      var oEmbed ;
 117      var i = aEmbeds.length - 1 ;
 118      while ( i >= 0 && ( oEmbed = aEmbeds[i--] ) )
 119      {
 120          if ( oEmbed.src.endsWith( '.swf', true ) )
 121          {
 122              var oCloned = oEmbed.cloneNode( true ) ;
 123              
 124              // On IE, some properties are not getting clonned properly, so we 
 125              // must fix it. Thanks to Alfonso Martinez.
 126              if ( FCKBrowserInfo.IsIE )
 127              {
 128                  var oAtt ;
 129                  if ( oAtt = oEmbed.getAttribute( 'scale' ) ) oCloned.setAttribute( 'scale', oAtt ) ;
 130                  if ( oAtt = oEmbed.getAttribute( 'play' ) ) oCloned.setAttribute( 'play', oAtt ) ;
 131                  if ( oAtt = oEmbed.getAttribute( 'loop' ) ) oCloned.setAttribute( 'loop', oAtt ) ;
 132                  if ( oAtt = oEmbed.getAttribute( 'menu' ) ) oCloned.setAttribute( 'menu', oAtt ) ;
 133                  if ( oAtt = oEmbed.getAttribute( 'wmode' ) ) oCloned.setAttribute( 'wmode', oAtt ) ;
 134                  if ( oAtt = oEmbed.getAttribute( 'quality' ) ) oCloned.setAttribute( 'quality', oAtt ) ;
 135              }
 136          
 137              var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Flash', oCloned ) ;
 138              oImg.setAttribute( '_fckflash', 'true', 0 ) ;
 139              
 140              FCKFlashProcessor.RefreshView( oImg, oEmbed ) ;
 141  
 142              oEmbed.parentNode.insertBefore( oImg, oEmbed ) ;
 143              oEmbed.parentNode.removeChild( oEmbed ) ;
 144  
 145  //            oEmbed.setAttribute( '_fcktemp', 'true', 0) ;
 146  //            oEmbed.style.display = 'none' ;
 147  //            oEmbed.hidden = true ;
 148          }
 149      }
 150  }
 151  
 152  FCKFlashProcessor.RefreshView = function( placholderImage, originalEmbed )
 153  {
 154      if ( originalEmbed.width > 0 )
 155          placholderImage.style.width = FCKTools.ConvertHtmlSizeToStyle( originalEmbed.width ) ;
 156          
 157      if ( originalEmbed.height > 0 )
 158          placholderImage.style.height = FCKTools.ConvertHtmlSizeToStyle( originalEmbed.height ) ;
 159  }
 160  
 161  FCK.GetRealElement = function( fakeElement )
 162  {
 163      var e = FCKTempBin.Elements[ fakeElement.getAttribute('_fckrealelement') ] ;
 164  
 165      if ( fakeElement.getAttribute('_fckflash') )
 166      {
 167          if ( fakeElement.style.width.length > 0 )
 168                  e.width = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.width ) ;
 169          
 170          if ( fakeElement.style.height.length > 0 )
 171                  e.height = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.height ) ;
 172      }
 173      
 174      return e ;
 175  }
 176  
 177  // START iCM MODIFICATIONS
 178  /*
 179  var FCKTablesProcessor = FCKDocumentProcessor.AppendNew() ;
 180  FCKTablesProcessor.ProcessDocument = function( document )
 181  {
 182      FCKTablesProcessor.CheckTablesNesting( document ) ;
 183  }
 184  
 185  // Ensure that tables are not incorrectly nested within P, H1, H2, etc tags
 186  FCKTablesProcessor.CheckTablesNesting = function( document )
 187  {
 188      var aTables = document.getElementsByTagName( "TABLE" ) ;
 189      var oParentNode ;
 190      
 191      for ( var i=0; i<aTables.length; i++ )
 192      {
 193          FCKTablesProcessor.CheckTableNesting( aTables[i] ) ;
 194      }
 195  }
 196  
 197  // Corrects nesting of the supplied table as necessary.
 198  // Also called by fck_table.html to check that a newly inserted table is correctly nested.
 199  FCKTablesProcessor.CheckTableNesting = function( oTableNode )
 200  {
 201      var oParentBlockNode = FCKTools.GetParentBlockNode( oTableNode.parentNode ) ;
 202      
 203      if ( oParentBlockNode && !FCKRegexLib.TableBlockElements.test( oParentBlockNode.nodeName ) )
 204      {
 205          // Create a new tag which holds the content of the child nodes located before the table
 206          var oNode1 = FCK.EditorDocument.createElement( oParentBlockNode.tagName ) ;
 207          var oFragment1 = FCKTools.GetDocumentFragment( oParentBlockNode, oParentBlockNode.firstChild, oTableNode, true, false, true ) ;
 208          oNode1.appendChild( oFragment1 ) ;
 209          FCKTools.SetElementAttributes( oNode1, oParentBlockNode.attributes ) ;     // Transfer across any class attributes, etc
 210      
 211          // Create a new tag which holds the content of the child nodes located after the table
 212          var oNode2 = FCK.EditorDocument.createElement( oParentBlockNode.tagName );
 213          var oFragment2 = FCKTools.GetDocumentFragment( oParentBlockNode, oTableNode, oParentBlockNode.lastChild, false, true, true ) ;
 214          oNode2.appendChild( oFragment2 ) ;
 215          FCKTools.SetElementAttributes( oNode2, oParentBlockNode.attributes ) ;     // Transfer across any class attributes, etc
 216          
 217          // Create a document fragment that contains the two new elements with the table element inbetween
 218          var oNewNode = FCK.EditorDocument.createDocumentFragment() ;
 219          if ( !FCKTools.NodeIsEmpty( oNode1 ) )
 220              oNewNode.appendChild( oNode1 ) ;
 221          oNewNode.appendChild( oTableNode ) ;
 222          if ( !FCKTools.NodeIsEmpty( oNode2 ) )
 223              oNewNode.appendChild( oNode2 ) ; 
 224          
 225          // Replace the existing parent node with the nodes in the fragment
 226          oParentBlockNode.parentNode.replaceChild( oNewNode, oParentBlockNode ) ;
 227      }
 228  }        
 229  */
 230  // END iCM MODIFICATIONS