fckeditor.js
328 lines
| 9.3 KiB
| application/javascript
|
JavascriptLexer
|
r0 | /* | ||
* FCKeditor - The text editor for Internet - http://www.fckeditor.net | ||||
* Copyright (C) 2003-2008 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 == | ||||
* | ||||
* This is the integration file for JavaScript. | ||||
* | ||||
* It defines the FCKeditor class that can be used to create editor | ||||
* instances in a HTML page in the client side. For server side | ||||
* operations, use the specific integration system. | ||||
*/ | ||||
// FCKeditor Class | ||||
var FCKeditor = function( instanceName, width, height, toolbarSet, value ) | ||||
{ | ||||
// Properties | ||||
this.InstanceName = instanceName ; | ||||
this.Width = width || '100%' ; | ||||
this.Height = height || '200' ; | ||||
this.ToolbarSet = toolbarSet || 'Default' ; | ||||
this.Value = value || '' ; | ||||
this.BasePath = FCKeditor.BasePath ; | ||||
this.CheckBrowser = true ; | ||||
this.DisplayErrors = true ; | ||||
this.Config = new Object() ; | ||||
// Events | ||||
this.OnError = null ; // function( source, errorNumber, errorDescription ) | ||||
} | ||||
/** | ||||
* This is the default BasePath used by all editor instances. | ||||
*/ | ||||
FCKeditor.BasePath = '/fckeditor/' ; | ||||
/** | ||||
* The minimum height used when replacing textareas. | ||||
*/ | ||||
FCKeditor.MinHeight = 200 ; | ||||
/** | ||||
* The minimum width used when replacing textareas. | ||||
*/ | ||||
FCKeditor.MinWidth = 750 ; | ||||
FCKeditor.prototype.Version = '2.6.3' ; | ||||
FCKeditor.prototype.VersionBuild = '19836' ; | ||||
FCKeditor.prototype.Create = function() | ||||
{ | ||||
document.write( this.CreateHtml() ) ; | ||||
} | ||||
FCKeditor.prototype.CreateHtml = function() | ||||
{ | ||||
// Check for errors | ||||
if ( !this.InstanceName || this.InstanceName.length == 0 ) | ||||
{ | ||||
this._ThrowError( 701, 'You must specify an instance name.' ) ; | ||||
return '' ; | ||||
} | ||||
var sHtml = '' ; | ||||
if ( !this.CheckBrowser || this._IsCompatibleBrowser() ) | ||||
{ | ||||
sHtml += '<input type="hidden" id="' + this.InstanceName + '" name="' + this.InstanceName + '" value="' + this._HTMLEncode( this.Value ) + '" style="display:none" />' ; | ||||
sHtml += this._GetConfigHtml() ; | ||||
sHtml += this._GetIFrameHtml() ; | ||||
} | ||||
else | ||||
{ | ||||
var sWidth = this.Width.toString().indexOf('%') > 0 ? this.Width : this.Width + 'px' ; | ||||
var sHeight = this.Height.toString().indexOf('%') > 0 ? this.Height : this.Height + 'px' ; | ||||
sHtml += '<textarea name="' + this.InstanceName + | ||||
'" rows="4" cols="40" style="width:' + sWidth + | ||||
';height:' + sHeight ; | ||||
if ( this.TabIndex ) | ||||
sHtml += '" tabindex="' + this.TabIndex ; | ||||
sHtml += '">' + | ||||
this._HTMLEncode( this.Value ) + | ||||
'<\/textarea>' ; | ||||
} | ||||
return sHtml ; | ||||
} | ||||
FCKeditor.prototype.ReplaceTextarea = function() | ||||
{ | ||||
if ( !this.CheckBrowser || this._IsCompatibleBrowser() ) | ||||
{ | ||||
// We must check the elements firstly using the Id and then the name. | ||||
var oTextarea = document.getElementById( this.InstanceName ) ; | ||||
var colElementsByName = document.getElementsByName( this.InstanceName ) ; | ||||
var i = 0; | ||||
while ( oTextarea || i == 0 ) | ||||
{ | ||||
if ( oTextarea && oTextarea.tagName.toLowerCase() == 'textarea' ) | ||||
break ; | ||||
oTextarea = colElementsByName[i++] ; | ||||
} | ||||
if ( !oTextarea ) | ||||
{ | ||||
alert( 'Error: The TEXTAREA with id or name set to "' + this.InstanceName + '" was not found' ) ; | ||||
return ; | ||||
} | ||||
oTextarea.style.display = 'none' ; | ||||
if ( oTextarea.tabIndex ) | ||||
this.TabIndex = oTextarea.tabIndex ; | ||||
this._InsertHtmlBefore( this._GetConfigHtml(), oTextarea ) ; | ||||
this._InsertHtmlBefore( this._GetIFrameHtml(), oTextarea ) ; | ||||
} | ||||
} | ||||
FCKeditor.prototype._InsertHtmlBefore = function( html, element ) | ||||
{ | ||||
if ( element.insertAdjacentHTML ) // IE | ||||
element.insertAdjacentHTML( 'beforeBegin', html ) ; | ||||
else // Gecko | ||||
{ | ||||
var oRange = document.createRange() ; | ||||
oRange.setStartBefore( element ) ; | ||||
var oFragment = oRange.createContextualFragment( html ); | ||||
element.parentNode.insertBefore( oFragment, element ) ; | ||||
} | ||||
} | ||||
FCKeditor.prototype._GetConfigHtml = function() | ||||
{ | ||||
var sConfig = '' ; | ||||
for ( var o in this.Config ) | ||||
{ | ||||
if ( sConfig.length > 0 ) sConfig += '&' ; | ||||
sConfig += encodeURIComponent( o ) + '=' + encodeURIComponent( this.Config[o] ) ; | ||||
} | ||||
return '<input type="hidden" id="' + this.InstanceName + '___Config" value="' + sConfig + '" style="display:none" />' ; | ||||
} | ||||
FCKeditor.prototype._GetIFrameHtml = function() | ||||
{ | ||||
var sFile = 'fckeditor.html' ; | ||||
try | ||||
{ | ||||
if ( (/fcksource=true/i).test( window.top.location.search ) ) | ||||
sFile = 'fckeditor.original.html' ; | ||||
} | ||||
catch (e) { /* Ignore it. Much probably we are inside a FRAME where the "top" is in another domain (security error). */ } | ||||
var sLink = this.BasePath + 'editor/' + sFile + '?InstanceName=' + encodeURIComponent( this.InstanceName ) ; | ||||
if (this.ToolbarSet) | ||||
sLink += '&Toolbar=' + this.ToolbarSet ; | ||||
html = '<iframe id="' + this.InstanceName + | ||||
'___Frame" src="' + sLink + | ||||
'" width="' + this.Width + | ||||
'" height="' + this.Height ; | ||||
if ( this.TabIndex ) | ||||
html += '" tabindex="' + this.TabIndex ; | ||||
html += '" frameborder="0" scrolling="no"></iframe>' ; | ||||
return html ; | ||||
} | ||||
FCKeditor.prototype._IsCompatibleBrowser = function() | ||||
{ | ||||
return FCKeditor_IsCompatibleBrowser() ; | ||||
} | ||||
FCKeditor.prototype._ThrowError = function( errorNumber, errorDescription ) | ||||
{ | ||||
this.ErrorNumber = errorNumber ; | ||||
this.ErrorDescription = errorDescription ; | ||||
if ( this.DisplayErrors ) | ||||
{ | ||||
document.write( '<div style="COLOR: #ff0000">' ) ; | ||||
document.write( '[ FCKeditor Error ' + this.ErrorNumber + ': ' + this.ErrorDescription + ' ]' ) ; | ||||
document.write( '</div>' ) ; | ||||
} | ||||
if ( typeof( this.OnError ) == 'function' ) | ||||
this.OnError( this, errorNumber, errorDescription ) ; | ||||
} | ||||
FCKeditor.prototype._HTMLEncode = function( text ) | ||||
{ | ||||
if ( typeof( text ) != "string" ) | ||||
text = text.toString() ; | ||||
text = text.replace( | ||||
/&/g, "&").replace( | ||||
/"/g, """).replace( | ||||
/</g, "<").replace( | ||||
/>/g, ">") ; | ||||
return text ; | ||||
} | ||||
;(function() | ||||
{ | ||||
var textareaToEditor = function( textarea ) | ||||
{ | ||||
var editor = new FCKeditor( textarea.name ) ; | ||||
editor.Width = Math.max( textarea.offsetWidth, FCKeditor.MinWidth ) ; | ||||
editor.Height = Math.max( textarea.offsetHeight, FCKeditor.MinHeight ) ; | ||||
return editor ; | ||||
} | ||||
/** | ||||
* Replace all <textarea> elements available in the document with FCKeditor | ||||
* instances. | ||||
* | ||||
* // Replace all <textarea> elements in the page. | ||||
* FCKeditor.ReplaceAllTextareas() ; | ||||
* | ||||
* // Replace all <textarea class="myClassName"> elements in the page. | ||||
* FCKeditor.ReplaceAllTextareas( 'myClassName' ) ; | ||||
* | ||||
* // Selectively replace <textarea> elements, based on custom assertions. | ||||
* FCKeditor.ReplaceAllTextareas( function( textarea, editor ) | ||||
* { | ||||
* // Custom code to evaluate the replace, returning false if it | ||||
* // must not be done. | ||||
* // It also passes the "editor" parameter, so the developer can | ||||
* // customize the instance. | ||||
* } ) ; | ||||
*/ | ||||
FCKeditor.ReplaceAllTextareas = function() | ||||
{ | ||||
var textareas = document.getElementsByTagName( 'textarea' ) ; | ||||
for ( var i = 0 ; i < textareas.length ; i++ ) | ||||
{ | ||||
var editor = null ; | ||||
var textarea = textareas[i] ; | ||||
var name = textarea.name ; | ||||
// The "name" attribute must exist. | ||||
if ( !name || name.length == 0 ) | ||||
continue ; | ||||
if ( typeof arguments[0] == 'string' ) | ||||
{ | ||||
// The textarea class name could be passed as the function | ||||
// parameter. | ||||
var classRegex = new RegExp( '(?:^| )' + arguments[0] + '(?:$| )' ) ; | ||||
if ( !classRegex.test( textarea.className ) ) | ||||
continue ; | ||||
} | ||||
else if ( typeof arguments[0] == 'function' ) | ||||
{ | ||||
// An assertion function could be passed as the function parameter. | ||||
// It must explicitly return "false" to ignore a specific <textarea>. | ||||
editor = textareaToEditor( textarea ) ; | ||||
if ( arguments[0]( textarea, editor ) === false ) | ||||
continue ; | ||||
} | ||||
if ( !editor ) | ||||
editor = textareaToEditor( textarea ) ; | ||||
editor.ReplaceTextarea() ; | ||||
} | ||||
} | ||||
})() ; | ||||
function FCKeditor_IsCompatibleBrowser() | ||||
{ | ||||
var sAgent = navigator.userAgent.toLowerCase() ; | ||||
// Internet Explorer 5.5+ | ||||
if ( /*@cc_on!@*/false && sAgent.indexOf("mac") == -1 ) | ||||
{ | ||||
var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ; | ||||
return ( sBrowserVersion >= 5.5 ) ; | ||||
} | ||||
// Gecko (Opera 9 tries to behave like Gecko at this point). | ||||
if ( navigator.product == "Gecko" && navigator.productSub >= 20030210 && !( typeof(opera) == 'object' && opera.postError ) ) | ||||
return true ; | ||||
// Opera 9.50+ | ||||
if ( window.opera && window.opera.version && parseFloat( window.opera.version() ) >= 9.5 ) | ||||
return true ; | ||||
// Adobe AIR | ||||
// Checked before Safari because AIR have the WebKit rich text editor | ||||
// features from Safari 3.0.4, but the version reported is 420. | ||||
if ( sAgent.indexOf( ' adobeair/' ) != -1 ) | ||||
return ( sAgent.match( / adobeair\/(\d+)/ )[1] >= 1 ) ; // Build must be at least v1 | ||||
// Safari 3+ | ||||
if ( sAgent.indexOf( ' applewebkit/' ) != -1 ) | ||||
return ( sAgent.match( / applewebkit\/(\d+)/ )[1] >= 522 ) ; // Build must be at least 522 (v3) | ||||
return false ; | ||||
} | ||||