Ticket #1488: fckeditor_php5.php

<?php
/*
 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
 * Copyright (C) 2003-2007 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 PHP 5.
 *
 * It defines the FCKeditor class that can be used to create editor
 * instances in PHP pages on server side.
 *
 * Contributors:
 *   Robert Hafner <tedivm@tedivm.com>
 *
 */

class FCKeditor
{

    protected $InstanceName ;
    public $BasePath ;
    public $Width ;
    public $Height ;
    public $ToolbarSet ;
    public $Value ;
    public $Config = array();
    public $id;
    
    // PHP 5 Constructor (by Marcus Bointon <coolbru@users.sourceforge.net>)
    public function __construct( $instanceName )
     {
        $this->InstanceName    = $instanceName ;
        $this->BasePath        = '/fckeditor/' ;
        $this->Width        = '100%' ;
        $this->Height        = '200' ;
        $this->ToolbarSet    = 'Default' ;
        $this->Value        = '' ;
        $this->id        = '' ;
    }

    public function Create()
    {
        echo $this->CreateHtml() ;
    }

    public function CreateHtml()
    {
        $HtmlValue = htmlspecialchars( $this->Value ) ;

        $Html = '<div>' ;

        if ( $this->IsCompatible() )
        {
            
            $File = ($_GET['fcksource'] == true) ? 'fckeditor.original.html' : 'fckeditor.html';

            $Link = $this->BasePath . 'editor/' .$File . '?InstanceName=' . $this->InstanceName ;

            if ( $this->ToolbarSet != '' )
                $Link .= "&amp;Toolbar={$this->ToolbarSet}" ;
                
            if ( $this->id == '' )
                $this->id = $this->InstanceName;

            // Render the linked hidden field.
            $Html .= '<input type="hidden" id="' . $this->id . '" name="' . $this->InstanceName . '" value="' . $HtmlValue . '" style="display:none" />' ;

            // Render the configurations hidden field.
            $Html .= '<input type="hidden" id="'. $this->id .'___Config" value="' . $this->GetConfigFieldString() . '" style="display:none" />' ;

            // Render the editor IFRAME.
            $Html .= '<iframe id="'. $this->id .'___Frame" src="' . $Link . '" width="' . $this->Width .'" height="'. $this->Height .'" frameborder="0" scrolling="no"></iframe>' ;
        }
        else
        {
            
            $WidthCSS = ( strpos( $this->Width, '%' ) === false ) ? $this->Width . 'px' : $this->Width ;
            $HeightCSS = ( strpos( $this->Height, '%' ) === false ) ?  $this->Height . 'px' : $this->Height ;

            $Html .= '<textarea name="' . $this->InstanceName . '" rows="4" cols="40" style="width:' . $WidthCSS . '; height: ' . $HeightCSS . '\">' . $HtmlValue . '</textarea>' ;
        }

        $Html .= '</div>' ;

        return $Html ;
    }

    protected function IsCompatible()
    {
        $sAgent = $_SERVER['HTTP_USER_AGENT'] ;


        if ( strpos($sAgent, 'MSIE') !== false && strpos($sAgent, 'mac') === false && strpos($sAgent, 'Opera') === false )
        {
            $iVersion = (float)substr($sAgent, strpos($sAgent, 'MSIE') + 5, 3) ;
            return ($iVersion >= 5.5) ;
        }
        else if ( strpos($sAgent, 'Gecko/') !== false )
        {
            $iVersion = (int)substr($sAgent, strpos($sAgent, 'Gecko/') + 6, 8) ;
            return ($iVersion >= 20030210) ;
        }
        else if ( strpos($sAgent, 'Opera/') !== false )
        {
            $fVersion = (float)substr($sAgent, strpos($sAgent, 'Opera/') + 6, 4) ;
            return ($fVersion >= 9.5) ;
        }
        else if ( preg_match( "|AppleWebKit/(\d+)|i", $sAgent, $matches ) )
        {
            $iVersion = $matches[1] ;
            return ( $matches[1] >= 522 ) ;
        }
        else
        {
            return false ;
        }
    }

    protected function GetConfigFieldString()
    {
        $sParams = '' ;

        foreach ( $this->Config as $sKey => $sValue )
        {
            if ( $sParams != '' )
                $sParams .= '&amp;' ;

                
            $sParams .= urlencode($sKey );
            
            if ( $sValue === true )
            {
                $sParams .= '=true' ;
            }elseif ( $sValue === false ){
                $sParams .= '=false' ;
            }else{
                $sParams .= '=' . urlencode( $sValue ) ;
            }
        }

        return $sParams ;
    }


}

?>