Subversion Repositories Applications.papyrus

/*
 * 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 ==
 *
 * 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                     = '2.6.4' ;
FCKeditor.prototype.VersionBuild        = '21629' ;

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 ( document.getElementById( this.InstanceName + '___Frame' ) )
                return ;
        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 += '&amp;' ;
                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 += '&amp;Toolbar=' + this.ToolbarSet ;

        var 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, "&amp;").replace(
                /"/g, "&quot;").replace(
                /</g, "&lt;").replace(
                />/g, "&gt;") ;

        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 ;
}