fckdocumentprocessor.js
上传用户:dbstep
上传日期:2022-08-06
资源大小:2803k
文件大小:8k
源码类别:
WEB源码(ASP,PHP,...)
开发平台:
ASP/ASPX
- /*
- * 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 ==
- *
- * Advanced document processors.
- */
- var FCKDocumentProcessor = new Object() ;
- FCKDocumentProcessor._Items = new Array() ;
- FCKDocumentProcessor.AppendNew = function()
- {
- var oNewItem = new Object() ;
- this._Items.push( oNewItem ) ;
- return oNewItem ;
- }
- FCKDocumentProcessor.Process = function( document )
- {
- var bIsDirty = FCK.IsDirty() ;
- var oProcessor, i = 0 ;
- while( ( oProcessor = this._Items[i++] ) )
- oProcessor.ProcessDocument( document ) ;
- if ( !bIsDirty )
- FCK.ResetIsDirty() ;
- }
- var FCKDocumentProcessor_CreateFakeImage = function( fakeClass, realElement )
- {
- var oImg = FCKTools.GetElementDocument( realElement ).createElement( 'IMG' ) ;
- oImg.className = fakeClass ;
- oImg.src = FCKConfig.BasePath + 'images/spacer.gif' ;
- oImg.setAttribute( '_fckfakelement', 'true', 0 ) ;
- oImg.setAttribute( '_fckrealelement', FCKTempBin.AddElement( realElement ), 0 ) ;
- return oImg ;
- }
- // Link Anchors
- if ( FCKBrowserInfo.IsIE || FCKBrowserInfo.IsOpera )
- {
- var FCKAnchorsProcessor = FCKDocumentProcessor.AppendNew() ;
- FCKAnchorsProcessor.ProcessDocument = function( document )
- {
- var aLinks = document.getElementsByTagName( 'A' ) ;
- var oLink ;
- var i = aLinks.length - 1 ;
- while ( i >= 0 && ( oLink = aLinks[i--] ) )
- {
- // 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)
- if ( oLink.name.length > 0 )
- {
- //if the anchor has some content then we just add a temporary class
- if ( oLink.innerHTML !== '' )
- {
- if ( FCKBrowserInfo.IsIE )
- oLink.className += ' FCK__AnchorC' ;
- }
- else
- {
- var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__Anchor', oLink.cloneNode(true) ) ;
- oImg.setAttribute( '_fckanchor', 'true', 0 ) ;
- oLink.parentNode.insertBefore( oImg, oLink ) ;
- oLink.parentNode.removeChild( oLink ) ;
- }
- }
- }
- }
- }
- // Page Breaks
- var FCKPageBreaksProcessor = FCKDocumentProcessor.AppendNew() ;
- FCKPageBreaksProcessor.ProcessDocument = function( document )
- {
- var aDIVs = document.getElementsByTagName( 'DIV' ) ;
- var eDIV ;
- var i = aDIVs.length - 1 ;
- while ( i >= 0 && ( eDIV = aDIVs[i--] ) )
- {
- if ( eDIV.style.pageBreakAfter == 'always' && eDIV.childNodes.length == 1 && eDIV.childNodes[0].style && eDIV.childNodes[0].style.display == 'none' )
- {
- var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', eDIV.cloneNode(true) ) ;
- eDIV.parentNode.insertBefore( oFakeImage, eDIV ) ;
- eDIV.parentNode.removeChild( eDIV ) ;
- }
- }
- /*
- var aCenters = document.getElementsByTagName( 'CENTER' ) ;
- var oCenter ;
- var i = aCenters.length - 1 ;
- while ( i >= 0 && ( oCenter = aCenters[i--] ) )
- {
- if ( oCenter.style.pageBreakAfter == 'always' && oCenter.innerHTML.Trim().length == 0 )
- {
- var oFakeImage = FCKDocumentProcessor_CreateFakeImage( 'FCK__PageBreak', oCenter.cloneNode(true) ) ;
- oCenter.parentNode.insertBefore( oFakeImage, oCenter ) ;
- oCenter.parentNode.removeChild( oCenter ) ;
- }
- }
- */
- }
- // EMBED and OBJECT tags.
- var FCKEmbedAndObjectProcessor = (function()
- {
- var customProcessors = [] ;
- var processElement = function( el )
- {
- var clone = el.cloneNode( true ) ;
- var replaceElement ;
- var fakeImg = replaceElement = FCKDocumentProcessor_CreateFakeImage( 'FCK__UnknownObject', clone ) ;
- FCKEmbedAndObjectProcessor.RefreshView( fakeImg, el ) ;
- for ( var i = 0 ; i < customProcessors.length ; i++ )
- replaceElement = customProcessors[i]( el, replaceElement ) || replaceElement ;
- if ( replaceElement != fakeImg )
- FCKTempBin.RemoveElement( fakeImg.getAttribute( '_fckrealelement' ) ) ;
- el.parentNode.replaceChild( replaceElement, el ) ;
- }
- var processElementsByName = function( elementName, doc )
- {
- var aObjects = doc.getElementsByTagName( elementName );
- for ( var i = aObjects.length - 1 ; i >= 0 ; i-- )
- processElement( aObjects[i] ) ;
- }
- var processObjectAndEmbed = function( doc )
- {
- processElementsByName( 'object', doc );
- processElementsByName( 'embed', doc );
- }
- return FCKTools.Merge( FCKDocumentProcessor.AppendNew(),
- {
- ProcessDocument : function( doc )
- {
- // Firefox 3 would sometimes throw an unknown exception while accessing EMBEDs and OBJECTs
- // without the setTimeout().
- if ( FCKBrowserInfo.IsGecko )
- FCKTools.RunFunction( processObjectAndEmbed, this, [ doc ] ) ;
- else
- processObjectAndEmbed( doc ) ;
- },
- RefreshView : function( placeHolder, original )
- {
- if ( original.getAttribute( 'width' ) > 0 )
- placeHolder.style.width = FCKTools.ConvertHtmlSizeToStyle( original.getAttribute( 'width' ) ) ;
- if ( original.getAttribute( 'height' ) > 0 )
- placeHolder.style.height = FCKTools.ConvertHtmlSizeToStyle( original.getAttribute( 'height' ) ) ;
- },
- AddCustomHandler : function( func )
- {
- customProcessors.push( func ) ;
- }
- } ) ;
- } )() ;
- FCK.GetRealElement = function( fakeElement )
- {
- var e = FCKTempBin.Elements[ fakeElement.getAttribute('_fckrealelement') ] ;
- if ( fakeElement.getAttribute('_fckflash') )
- {
- if ( fakeElement.style.width.length > 0 )
- e.width = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.width ) ;
- if ( fakeElement.style.height.length > 0 )
- e.height = FCKTools.ConvertStyleSizeToHtml( fakeElement.style.height ) ;
- }
- return e ;
- }
- // HR Processor.
- // This is a IE only (tricky) thing. We protect all HR tags before loading them
- // (see FCK.ProtectTags). Here we put the HRs back.
- if ( FCKBrowserInfo.IsIE )
- {
- FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
- {
- var aHRs = document.getElementsByTagName( 'HR' ) ;
- var eHR ;
- var i = aHRs.length - 1 ;
- while ( i >= 0 && ( eHR = aHRs[i--] ) )
- {
- // Create the replacement HR.
- var newHR = document.createElement( 'hr' ) ;
- newHR.mergeAttributes( eHR, true ) ;
- // We must insert the new one after it. insertBefore will not work in all cases.
- FCKDomTools.InsertAfterNode( eHR, newHR ) ;
- eHR.parentNode.removeChild( eHR ) ;
- }
- }
- }
- // INPUT:hidden Processor.
- FCKDocumentProcessor.AppendNew().ProcessDocument = function( document )
- {
- var aInputs = document.getElementsByTagName( 'INPUT' ) ;
- var oInput ;
- var i = aInputs.length - 1 ;
- while ( i >= 0 && ( oInput = aInputs[i--] ) )
- {
- if ( oInput.type == 'hidden' )
- {
- var oImg = FCKDocumentProcessor_CreateFakeImage( 'FCK__InputHidden', oInput.cloneNode(true) ) ;
- oImg.setAttribute( '_fckinputhidden', 'true', 0 ) ;
- oInput.parentNode.insertBefore( oImg, oInput ) ;
- oInput.parentNode.removeChild( oInput ) ;
- }
- }
- }
- // Flash handler.
- FCKEmbedAndObjectProcessor.AddCustomHandler( function( el, fakeImg )
- {
- if ( ! ( el.nodeName.IEquals( 'embed' ) && ( el.type == 'application/x-shockwave-flash' || /.swf($|#|?)/i.test( el.src ) ) ) )
- return ;
- fakeImg.className = 'FCK__Flash' ;
- fakeImg.setAttribute( '_fckflash', 'true', 0 );
- } ) ;
- // Buggy <span class="Apple-style-span"> tags added by Safari.
- if ( FCKBrowserInfo.IsSafari )
- {
- FCKDocumentProcessor.AppendNew().ProcessDocument = function( doc )
- {
- var spans = doc.getElementsByClassName ?
- doc.getElementsByClassName( 'Apple-style-span' ) :
- Array.prototype.filter.call(
- doc.getElementsByTagName( 'span' ),
- function( item ){ return item.className == 'Apple-style-span' ; }
- ) ;
- for ( var i = spans.length - 1 ; i >= 0 ; i-- )
- FCKDomTools.RemoveNode( spans[i], true ) ;
- }
- }