2 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
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3 * Copyright (C) 2003-2009 Frederico Caldeira Knabben
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5 * == BEGIN LICENSE ==
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7 * Licensed under the terms of any of the following licenses at your
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10 * - GNU General Public License Version 2 or later (the "GPL")
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11 * http://www.gnu.org/licenses/gpl.html
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13 * - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
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14 * http://www.gnu.org/licenses/lgpl.html
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16 * - Mozilla Public License Version 1.1 or later (the "MPL")
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17 * http://www.mozilla.org/MPL/MPL-1.1.html
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21 * Advanced document processors.
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24 var FCKDocumentProcessor = new Object() ;
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25 FCKDocumentProcessor._Items = new Array() ;
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27 FCKDocumentProcessor.AppendNew = function()
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29 var oNewItem = new Object() ;
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30 this._Items.push( oNewItem ) ;
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34 FCKDocumentProcessor.Process = function( document )
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36 var bIsDirty = FCK.IsDirty() ;
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37 var oProcessor, i = 0 ;
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38 while( ( oProcessor = this._Items[i++] ) )
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39 oProcessor.ProcessDocument( document ) ;
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41 FCK.ResetIsDirty() ;
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44 var FCKDocumentProcessor_CreateFakeImage = function( fakeClass, realElement )
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46 var oImg = FCKTools.GetElementDocument( realElement ).createElement( 'IMG' ) ;
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47 oImg.className = fakeClass ;
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48 oImg.src = FCKConfig.BasePath + 'images/spacer.gif' ;
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49 oImg.setAttribute( '_fckfakelement', 'true', 0 ) ;
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50 oImg.setAttribute( '_fckrealelement', FCKTempBin.AddElement( realElement ), 0 ) ;
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55 if ( FCKBrowserInfo.IsIE || FCKBrowserInfo.IsOpera )
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57 var FCKAnchorsProcessor = FCKDocumentProcessor.AppendNew() ;
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58 FCKAnchorsProcessor.ProcessDocument = function( document )
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60 var aLinks = document.getElementsByTagName( 'A' ) ;
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63 var i = aLinks.length - 1 ;
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64 while ( i >= 0 && ( oLink = aLinks[i--] ) )
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66 // 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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67 if ( oLink.name.length > 0 )
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69 //if the anchor has some content then we just add a temporary class
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70 if ( oLink.innerHTML !== '' )
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72 if ( FCKBrowserInfo.IsIE )
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73 oLink.className += ' FCK__AnchorC' ;
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77 var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Anchor', oLink.cloneNode(true) ) ;
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78 oImg.setAttribute( '_fckanchor', 'true', 0 ) ;
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80 oLink.parentNode.insertBefore( oImg, oLink ) ;
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81 oLink.parentNode.removeChild( oLink ) ;
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89 var FCKPageBreaksProcessor = FCKDocumentProcessor.AppendNew() ;
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90 FCKPageBreaksProcessor.ProcessDocument = function( document )
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92 var aDIVs = document.getElementsByTagName( 'DIV' ) ;
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95 var i = aDIVs.length - 1 ;
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96 while ( i >= 0 && ( eDIV = aDIVs[i--] ) )
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98 if ( eDIV.style.pageBreakAfter == 'always' && eDIV.childNodes.length == 1 && eDIV.childNodes[0].style && eDIV.childNodes[0].style.display == 'none' )
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100 var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', eDIV.cloneNode(true) ) ;
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102 eDIV.parentNode.insertBefore( oFakeImage, eDIV ) ;
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103 eDIV.parentNode.removeChild( eDIV ) ;
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107 var aCenters = document.getElementsByTagName( 'CENTER' ) ;
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110 var i = aCenters.length - 1 ;
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111 while ( i >= 0 && ( oCenter = aCenters[i--] ) )
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113 if ( oCenter.style.pageBreakAfter == 'always' && oCenter.innerHTML.Trim().length == 0 )
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115 var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', oCenter.cloneNode(true) ) ;
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117 oCenter.parentNode.insertBefore( oFakeImage, oCenter ) ;
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118 oCenter.parentNode.removeChild( oCenter ) ;
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124 // EMBED and OBJECT tags.
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125 var FCKEmbedAndObjectProcessor = (function()
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127 var customProcessors = [] ;
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129 var processElement = function( el )
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131 var clone = el.cloneNode( true ) ;
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132 var replaceElement ;
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133 var fakeImg = replaceElement = FCKDocumentProcessor_CreateFakeImage( 'FCK__UnknownObject', clone ) ;
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134 FCKEmbedAndObjectProcessor.RefreshView( fakeImg, el ) ;
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136 for ( var i = 0 ; i < customProcessors.length ; i++ )
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137 replaceElement = customProcessors[i]( el, replaceElement ) || replaceElement ;
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139 if ( replaceElement != fakeImg )
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140 FCKTempBin.RemoveElement( fakeImg.getAttribute( '_fckrealelement' ) ) ;
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142 el.parentNode.replaceChild( replaceElement, el ) ;
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145 var processElementsByName = function( elementName, doc )
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147 var aObjects = doc.getElementsByTagName( elementName );
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148 for ( var i = aObjects.length - 1 ; i >= 0 ; i-- )
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149 processElement( aObjects[i] ) ;
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152 var processObjectAndEmbed = function( doc )
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154 processElementsByName( 'object', doc );
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155 processElementsByName( 'embed', doc );
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158 return FCKTools.Merge( FCKDocumentProcessor.AppendNew(),
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160 ProcessDocument : function( doc )
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162 // Firefox 3 would sometimes throw an unknown exception while accessing EMBEDs and OBJECTs
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163 // without the setTimeout().
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164 if ( FCKBrowserInfo.IsGecko )
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165 FCKTools.RunFunction( processObjectAndEmbed, this, [ doc ] ) ;
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167 processObjectAndEmbed( doc ) ;
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170 RefreshView : function( placeHolder, original )
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172 if ( original.getAttribute( 'width' ) > 0 )
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173 placeHolder.style.width = FCKTools.ConvertHtmlSizeToStyle( original.getAttribute( 'width' ) ) ;
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175 if ( original.getAttribute( 'height' ) > 0 )
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176 placeHolder.style.height = FCKTools.ConvertHtmlSizeToStyle( original.getAttribute( 'height' ) ) ;
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179 AddCustomHandler : function( func )
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181 customProcessors.push( func ) ;
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186 FCK.GetRealElement = function( fakeElement )
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188 var e = FCKTempBin.Elements[ fakeElement.getAttribute('_fckrealelement') ] ;
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190 if ( fakeElement.getAttribute('_fckflash') )
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192 if ( fakeElement.style.width.length > 0 )
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193 e.width = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.width ) ;
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195 if ( fakeElement.style.height.length > 0 )
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196 e.height = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.height ) ;
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203 // This is a IE only (tricky) thing. We protect all HR tags before loading them
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204 // (see FCK.ProtectTags). Here we put the HRs back.
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205 if ( FCKBrowserInfo.IsIE )
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207 FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
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209 var aHRs = document.getElementsByTagName( 'HR' ) ;
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212 var i = aHRs.length - 1 ;
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213 while ( i >= 0 && ( eHR = aHRs[i--] ) )
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215 // Create the replacement HR.
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216 var newHR = document.createElement( 'hr' ) ;
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217 newHR.mergeAttributes( eHR, true ) ;
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219 // We must insert the new one after it. insertBefore will not work in all cases.
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220 FCKDomTools.InsertAfterNode( eHR, newHR ) ;
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222 eHR.parentNode.removeChild( eHR ) ;
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227 // INPUT:hidden Processor.
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228 FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
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230 var aInputs = document.getElementsByTagName( 'INPUT' ) ;
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233 var i = aInputs.length - 1 ;
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234 while ( i >= 0 && ( oInput = aInputs[i--] ) )
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236 if ( oInput.type == 'hidden' )
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238 var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__InputHidden', oInput.cloneNode(true) ) ;
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239 oImg.setAttribute( '_fckinputhidden', 'true', 0 ) ;
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241 oInput.parentNode.insertBefore( oImg, oInput ) ;
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242 oInput.parentNode.removeChild( oInput ) ;
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248 FCKEmbedAndObjectProcessor.AddCustomHandler( function( el, fakeImg )
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250 if ( ! ( el.nodeName.IEquals( 'embed' ) && ( el.type == 'application/x-shockwave-flash' || /\.swf($|#|\?)/i.test( el.src ) ) ) )
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252 fakeImg.className = 'FCK__Flash' ;
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253 fakeImg.setAttribute( '_fckflash', 'true', 0 );
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256 // Buggy <span class="Apple-style-span"> tags added by Safari.
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257 if ( FCKBrowserInfo.IsSafari )
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259 FCKDocumentProcessor.AppendNew().ProcessDocument = function( doc )
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261 var spans = doc.getElementsByClassName ?
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262 doc.getElementsByClassName( 'Apple-style-span' ) :
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263 Array.prototype.filter.call(
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264 doc.getElementsByTagName( 'span' ),
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265 function( item ){ return item.className == 'Apple-style-span' ; }
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267 for ( var i = spans.length - 1 ; i >= 0 ; i-- )
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268 FCKDomTools.RemoveNode( spans[i], true ) ;
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