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/* |
* FCKeditor - The text editor for internet |
* Copyright (C) 2003-2006 Frederico Caldeira Knabben |
* |
* Licensed under the terms of the GNU Lesser General Public License: |
* http://www.opensource.org/licenses/lgpl-license.php |
* |
* For further information visit: |
* http://www.fckeditor.net/ |
* |
* "Support Open Source software. What about a donation today?" |
* |
* File Name: fckeditor.js |
* 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. |
* |
* File Authors: |
* Frederico Caldeira Knabben (fredck@fckeditor.net) |
*/ |
|
// 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/' ; |
this.CheckBrowser = true ; |
this.DisplayErrors = true ; |
this.EnableSafari = false ; // This is a temporary property, while Safari support is under development. |
this.EnableOpera = false ; // This is a temporary property, while Opera support is under development. |
|
this.Config = new Object() ; |
|
// Events |
this.OnError = null ; // function( source, errorNumber, errorDescription ) |
} |
|
FCKeditor.prototype.Version = '2.3.2' ; |
FCKeditor.prototype.VersionBuild = '1082' ; |
|
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 = '<div>' ; |
|
if ( !this.CheckBrowser || FCKeditor_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 + '">' + this._HTMLEncode( this.Value ) + '<\/textarea>' ; |
} |
|
sHtml += '</div>' ; |
|
return sHtml ; |
} |
|
FCKeditor.prototype.ReplaceTextarea = function() |
{ |
if ( !this.CheckBrowser || FCKeditor_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' ; |
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 += escape(o) + '=' + escape( 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=' + this.InstanceName ; |
if (this.ToolbarSet) sLink += '&Toolbar=' + this.ToolbarSet ; |
|
return '<iframe id="' + this.InstanceName + '___Frame" src="' + sLink + '" width="' + this.Width + '" height="' + this.Height + '" frameborder="0" scrolling="no"></iframe>' ; |
} |
|
// Deprecated (to be removed in the 3.0). |
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 FCKeditor_IsCompatibleBrowser() |
{ |
var sAgent = navigator.userAgent.toLowerCase() ; |
|
// Internet Explorer |
if ( sAgent.indexOf("msie") != -1 && sAgent.indexOf("mac") == -1 && sAgent.indexOf("opera") == -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 |
if ( this.EnableOpera && navigator.appName == 'Opera' && parseInt( navigator.appVersion ) >= 9 ) |
return true ; |
|
// Safari |
if ( this.EnableSafari && sAgent.indexOf( 'safari' ) != -1 ) |
return ( sAgent.match( /safari\/(\d+)/ )[1] >= 312 ) ; // Build must be at least 312 (1.3) |
|
return false ; |
} |