[1575] | 1 | /*
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| 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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| 4 | *
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| 5 | * == BEGIN LICENSE ==
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| 6 | *
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| 7 | * Licensed under the terms of any of the following licenses at your
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| 8 | * choice:
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| 9 | *
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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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| 12 | *
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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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| 15 | *
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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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| 18 | *
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| 19 | * == END LICENSE ==
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| 20 | *
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| 21 | * This is the integration file for JavaScript.
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| 22 | *
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| 23 | * It defines the FCKeditor class that can be used to create editor
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| 24 | * instances in a HTML page in the client side. For server side
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| 25 | * operations, use the specific integration system.
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| 26 | */
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| 27 |
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| 28 | // FCKeditor Class
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| 29 | var FCKeditor = function( instanceName, width, height, toolbarSet, value )
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| 30 | {
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| 31 | // Properties
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| 32 | this.InstanceName = instanceName ;
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| 33 | this.Width = width || '100%' ;
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| 34 | this.Height = height || '200' ;
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| 35 | this.ToolbarSet = toolbarSet || 'Default' ;
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| 36 | this.Value = value || '' ;
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| 37 | this.BasePath = FCKeditor.BasePath ;
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| 38 | this.CheckBrowser = true ;
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| 39 | this.DisplayErrors = true ;
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| 40 |
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| 41 | this.Config = new Object() ;
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| 42 |
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| 43 | // Events
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| 44 | this.OnError = null ; // function( source, errorNumber, errorDescription )
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| 45 | }
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| 46 |
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| 47 | /**
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| 48 | * This is the default BasePath used by all editor instances.
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| 49 | */
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| 50 | FCKeditor.BasePath = '/fckeditor/' ;
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| 51 |
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| 52 | /**
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| 53 | * The minimum height used when replacing textareas.
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| 54 | */
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| 55 | FCKeditor.MinHeight = 200 ;
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| 56 |
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| 57 | /**
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| 58 | * The minimum width used when replacing textareas.
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| 59 | */
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| 60 | FCKeditor.MinWidth = 750 ;
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| 61 |
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| 62 | FCKeditor.prototype.Version = '2.6.5' ;
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| 63 | FCKeditor.prototype.VersionBuild = '23959' ;
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| 64 |
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| 65 | FCKeditor.prototype.Create = function()
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| 66 | {
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| 67 | document.write( this.CreateHtml() ) ;
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| 68 | }
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| 69 |
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| 70 | FCKeditor.prototype.CreateHtml = function()
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| 71 | {
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| 72 | // Check for errors
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| 73 | if ( !this.InstanceName || this.InstanceName.length == 0 )
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| 74 | {
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| 75 | this._ThrowError( 701, 'You must specify an instance name.' ) ;
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| 76 | return '' ;
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| 77 | }
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| 78 |
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| 79 | var sHtml = '' ;
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| 80 |
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| 81 | if ( !this.CheckBrowser || this._IsCompatibleBrowser() )
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| 82 | {
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| 83 | sHtml += '<input type="hidden" id="' + this.InstanceName + '" name="' + this.InstanceName + '" value="' + this._HTMLEncode( this.Value ) + '" style="display:none" />' ;
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| 84 | sHtml += this._GetConfigHtml() ;
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| 85 | sHtml += this._GetIFrameHtml() ;
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| 86 | }
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| 87 | else
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| 88 | {
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| 89 | var sWidth = this.Width.toString().indexOf('%') > 0 ? this.Width : this.Width + 'px' ;
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| 90 | var sHeight = this.Height.toString().indexOf('%') > 0 ? this.Height : this.Height + 'px' ;
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| 91 |
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| 92 | sHtml += '<textarea name="' + this.InstanceName +
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| 93 | '" rows="4" cols="40" style="width:' + sWidth +
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| 94 | ';height:' + sHeight ;
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| 95 |
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| 96 | if ( this.TabIndex )
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| 97 | sHtml += '" tabindex="' + this.TabIndex ;
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| 98 |
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| 99 | sHtml += '">' +
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| 100 | this._HTMLEncode( this.Value ) +
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| 101 | '<\/textarea>' ;
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| 102 | }
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| 103 |
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| 104 | return sHtml ;
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| 105 | }
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| 106 |
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| 107 | FCKeditor.prototype.ReplaceTextarea = function()
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| 108 | {
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| 109 | if ( document.getElementById( this.InstanceName + '___Frame' ) )
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| 110 | return ;
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| 111 | if ( !this.CheckBrowser || this._IsCompatibleBrowser() )
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| 112 | {
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| 113 | // We must check the elements firstly using the Id and then the name.
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| 114 | var oTextarea = document.getElementById( this.InstanceName ) ;
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| 115 | var colElementsByName = document.getElementsByName( this.InstanceName ) ;
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| 116 | var i = 0;
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| 117 | while ( oTextarea || i == 0 )
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| 118 | {
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| 119 | if ( oTextarea && oTextarea.tagName.toLowerCase() == 'textarea' )
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| 120 | break ;
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| 121 | oTextarea = colElementsByName[i++] ;
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| 122 | }
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| 123 |
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| 124 | if ( !oTextarea )
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| 125 | {
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| 126 | alert( 'Error: The TEXTAREA with id or name set to "' + this.InstanceName + '" was not found' ) ;
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| 127 | return ;
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| 128 | }
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| 129 |
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| 130 | oTextarea.style.display = 'none' ;
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| 131 |
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| 132 | if ( oTextarea.tabIndex )
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| 133 | this.TabIndex = oTextarea.tabIndex ;
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| 134 |
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| 135 | this._InsertHtmlBefore( this._GetConfigHtml(), oTextarea ) ;
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| 136 | this._InsertHtmlBefore( this._GetIFrameHtml(), oTextarea ) ;
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| 137 | }
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| 138 | }
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| 139 |
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| 140 | FCKeditor.prototype._InsertHtmlBefore = function( html, element )
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| 141 | {
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| 142 | if ( element.insertAdjacentHTML ) // IE
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| 143 | element.insertAdjacentHTML( 'beforeBegin', html ) ;
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| 144 | else // Gecko
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| 145 | {
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| 146 | var oRange = document.createRange() ;
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| 147 | oRange.setStartBefore( element ) ;
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| 148 | var oFragment = oRange.createContextualFragment( html );
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| 149 | element.parentNode.insertBefore( oFragment, element ) ;
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| 150 | }
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| 151 | }
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| 152 |
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| 153 | FCKeditor.prototype._GetConfigHtml = function()
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| 154 | {
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| 155 | var sConfig = '' ;
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| 156 | for ( var o in this.Config )
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| 157 | {
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| 158 | if ( sConfig.length > 0 ) sConfig += '&' ;
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| 159 | sConfig += encodeURIComponent( o ) + '=' + encodeURIComponent( this.Config[o] ) ;
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| 160 | }
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| 161 |
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| 162 | return '<input type="hidden" id="' + this.InstanceName + '___Config" value="' + sConfig + '" style="display:none" />' ;
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| 163 | }
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| 164 |
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| 165 | FCKeditor.prototype._GetIFrameHtml = function()
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| 166 | {
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| 167 | var sFile = 'fckeditor.html' ;
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| 168 |
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| 169 | try
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| 170 | {
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| 171 | if ( (/fcksource=true/i).test( window.top.location.search ) )
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| 172 | sFile = 'fckeditor.original.html' ;
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| 173 | }
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| 174 | catch (e) { /* Ignore it. Much probably we are inside a FRAME where the "top" is in another domain (security error). */ }
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| 175 |
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| 176 | var sLink = this.BasePath + 'editor/' + sFile + '?InstanceName=' + encodeURIComponent( this.InstanceName ) ;
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| 177 | if (this.ToolbarSet)
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| 178 | sLink += '&Toolbar=' + this.ToolbarSet ;
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| 179 |
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| 180 | var html = '<iframe id="' + this.InstanceName +
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| 181 | '___Frame" src="' + sLink +
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| 182 | '" width="' + this.Width +
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| 183 | '" height="' + this.Height ;
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| 184 |
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| 185 | if ( this.TabIndex )
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| 186 | html += '" tabindex="' + this.TabIndex ;
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| 187 |
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| 188 | html += '" frameborder="0" scrolling="no"></iframe>' ;
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| 189 |
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| 190 | return html ;
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| 191 | }
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| 192 |
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| 193 | FCKeditor.prototype._IsCompatibleBrowser = function()
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| 194 | {
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| 195 | return FCKeditor_IsCompatibleBrowser() ;
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| 196 | }
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| 197 |
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| 198 | FCKeditor.prototype._ThrowError = function( errorNumber, errorDescription )
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| 199 | {
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| 200 | this.ErrorNumber = errorNumber ;
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| 201 | this.ErrorDescription = errorDescription ;
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| 202 |
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| 203 | if ( this.DisplayErrors )
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| 204 | {
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| 205 | document.write( '<div style="COLOR: #ff0000">' ) ;
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| 206 | document.write( '[ FCKeditor Error ' + this.ErrorNumber + ': ' + this.ErrorDescription + ' ]' ) ;
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| 207 | document.write( '</div>' ) ;
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| 208 | }
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| 209 |
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| 210 | if ( typeof( this.OnError ) == 'function' )
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| 211 | this.OnError( this, errorNumber, errorDescription ) ;
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| 212 | }
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| 213 |
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| 214 | FCKeditor.prototype._HTMLEncode = function( text )
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| 215 | {
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| 216 | if ( typeof( text ) != "string" )
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| 217 | text = text.toString() ;
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| 218 |
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| 219 | text = text.replace(
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| 220 | /&/g, "&").replace(
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| 221 | /"/g, """).replace(
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| 222 | /</g, "<").replace(
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| 223 | />/g, ">") ;
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| 224 |
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| 225 | return text ;
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| 226 | }
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| 227 |
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| 228 | ;(function()
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| 229 | {
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| 230 | var textareaToEditor = function( textarea )
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| 231 | {
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| 232 | var editor = new FCKeditor( textarea.name ) ;
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| 233 |
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| 234 | editor.Width = Math.max( textarea.offsetWidth, FCKeditor.MinWidth ) ;
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| 235 | editor.Height = Math.max( textarea.offsetHeight, FCKeditor.MinHeight ) ;
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| 236 |
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| 237 | return editor ;
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| 238 | }
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| 239 |
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| 240 | /**
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| 241 | * Replace all <textarea> elements available in the document with FCKeditor
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| 242 | * instances.
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| 243 | *
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| 244 | * // Replace all <textarea> elements in the page.
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| 245 | * FCKeditor.ReplaceAllTextareas() ;
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| 246 | *
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| 247 | * // Replace all <textarea class="myClassName"> elements in the page.
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| 248 | * FCKeditor.ReplaceAllTextareas( 'myClassName' ) ;
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| 249 | *
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| 250 | * // Selectively replace <textarea> elements, based on custom assertions.
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| 251 | * FCKeditor.ReplaceAllTextareas( function( textarea, editor )
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| 252 | * {
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| 253 | * // Custom code to evaluate the replace, returning false if it
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| 254 | * // must not be done.
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| 255 | * // It also passes the "editor" parameter, so the developer can
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| 256 | * // customize the instance.
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| 257 | * } ) ;
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| 258 | */
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| 259 | FCKeditor.ReplaceAllTextareas = function()
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| 260 | {
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| 261 | var textareas = document.getElementsByTagName( 'textarea' ) ;
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| 262 |
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| 263 | for ( var i = 0 ; i < textareas.length ; i++ )
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| 264 | {
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| 265 | var editor = null ;
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| 266 | var textarea = textareas[i] ;
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| 267 | var name = textarea.name ;
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| 268 |
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| 269 | // The "name" attribute must exist.
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| 270 | if ( !name || name.length == 0 )
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| 271 | continue ;
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| 272 |
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| 273 | if ( typeof arguments[0] == 'string' )
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| 274 | {
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| 275 | // The textarea class name could be passed as the function
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| 276 | // parameter.
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| 277 |
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| 278 | var classRegex = new RegExp( '(?:^| )' + arguments[0] + '(?:$| )' ) ;
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| 279 |
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| 280 | if ( !classRegex.test( textarea.className ) )
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| 281 | continue ;
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| 282 | }
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| 283 | else if ( typeof arguments[0] == 'function' )
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| 284 | {
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| 285 | // An assertion function could be passed as the function parameter.
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| 286 | // It must explicitly return "false" to ignore a specific <textarea>.
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| 287 | editor = textareaToEditor( textarea ) ;
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| 288 | if ( arguments[0]( textarea, editor ) === false )
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| 289 | continue ;
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| 290 | }
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| 291 |
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| 292 | if ( !editor )
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| 293 | editor = textareaToEditor( textarea ) ;
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| 294 |
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| 295 | editor.ReplaceTextarea() ;
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| 296 | }
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| 297 | }
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| 298 | })() ;
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| 299 |
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| 300 | function FCKeditor_IsCompatibleBrowser()
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| 301 | {
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| 302 | var sAgent = navigator.userAgent.toLowerCase() ;
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| 303 |
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| 304 | // Internet Explorer 5.5+
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| 305 | if ( /*@cc_on!@*/false && sAgent.indexOf("mac") == -1 )
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| 306 | {
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| 307 | var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ;
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| 308 | return ( sBrowserVersion >= 5.5 ) ;
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| 309 | }
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| 310 |
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| 311 | // Gecko (Opera 9 tries to behave like Gecko at this point).
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| 312 | if ( navigator.product == "Gecko" && navigator.productSub >= 20030210 && !( typeof(opera) == 'object' && opera.postError ) )
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| 313 | return true ;
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| 314 |
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| 315 | // Opera 9.50+
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| 316 | if ( window.opera && window.opera.version && parseFloat( window.opera.version() ) >= 9.5 )
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| 317 | return true ;
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| 318 |
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| 319 | // Adobe AIR
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| 320 | // Checked before Safari because AIR have the WebKit rich text editor
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| 321 | // features from Safari 3.0.4, but the version reported is 420.
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| 322 | if ( sAgent.indexOf( ' adobeair/' ) != -1 )
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| 323 | return ( sAgent.match( / adobeair\/(\d+)/ )[1] >= 1 ) ; // Build must be at least v1
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| 324 |
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| 325 | // Safari 3+
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| 326 | if ( sAgent.indexOf( ' applewebkit/' ) != -1 )
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| 327 | return ( sAgent.match( / applewebkit\/(\d+)/ )[1] >= 522 ) ; // Build must be at least 522 (v3)
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| 328 |
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| 329 | return false ;
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| 330 | }
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