/Main/Source/Web/FCKeditor/fckeditor.php

<?php 

/*

 * FCKeditor - The text editor for internet

 * Copyright (C) 2003-2005 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/

 * 

 * File Name: fckeditor.php

 * 	This is the integration file for PHP.

 * 	

 * 	It defines the FCKeditor class that can be used to create editor

 * 	instances in PHP pages on server side.

 * 

 * File Authors:

 * 		Frederico Caldeira Knabben (fredck@fckeditor.net)

 */



class FCKeditor

{

	var $InstanceName ;

	var $BasePath ;

	var $Width ;

	var $Height ;

	var $ToolbarSet ;

	var $Value ;

	var $Config ;



	// PHP 5 Constructor (by Marcus Bointon <coolbru@users.sourceforge.net>)

	function __construct( $instanceName )

 	{

		$this->InstanceName	= $instanceName ;

		$this->BasePath		= '/FCKeditor/' ;

		$this->Width		= '100%' ;

		$this->Height		= '200' ;

		$this->ToolbarSet	= 'Default' ;

		$this->Value		= '' ;



		$this->Config		= array() ;

	}

	

	// PHP 4 Contructor

	function FCKeditor( $instanceName )

	{

		$this->__construct( $instanceName ) ;

	}



	function Create()

	{

		echo $this->CreateHtml() ;

	}

	

	function CreateHtml()

	{

		$HtmlValue = htmlspecialchars( $this->Value ) ;



		$Html = '<div>' ;

		

		if ( $this->IsCompatible() )

		{

			$Link = "{$this->BasePath}editor/fckeditor.html?InstanceName={$this->InstanceName}" ;

			

			if ( $this->ToolbarSet != '' )

				$Link .= "&amp;Toolbar={$this->ToolbarSet}" ;



			// Render the linked hidden field.

			$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}\" name=\"{$this->InstanceName}\" value=\"{$HtmlValue}\" />" ;



			// Render the configurations hidden field.

			$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}___Config\" value=\"" . $this->GetConfigFieldString() . "\" />" ;



			// Render the editor IFRAME.

			$Html .= "<iframe id=\"{$this->InstanceName}___Frame\" src=\"{$Link}\" width=\"{$this->Width}\" height=\"{$this->Height}\" frameborder=\"no\" scrolling=\"no\"></iframe>" ;

		}

		else

		{

			if ( strpos( $this->Width, '%' ) === false )

				$WidthCSS = $this->Width . 'px' ;

			else

				$WidthCSS = $this->Width ;



			if ( strpos( $this->Height, '%' ) === false )

				$HeightCSS = $this->Height . 'px' ;

			else

				$HeightCSS = $this->Height ;



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

		}



		$Html .= '</div>' ;

		

		return $Html ;

	}



	function IsCompatible()

	{

		global $HTTP_USER_AGENT ;



		if ( isset( $HTTP_USER_AGENT ) )

			$sAgent = $HTTP_USER_AGENT ;

		else

			$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

			return false ;

	}



	function GetConfigFieldString()

	{

		$sParams = '' ;

		$bFirst = true ;



		foreach ( $this->Config as $sKey => $sValue )

		{

			if ( $bFirst == false )

				$sParams .= '&amp;' ;

			else

				$bFirst = false ;

			

			if ( $sValue === true )

				$sParams .= $this->EncodeConfig( $sKey ) . '=true' ;

			else if ( $sValue === false )

				$sParams .= $this->EncodeConfig( $sKey ) . '=false' ;

			else

				$sParams .= $this->EncodeConfig( $sKey ) . '=' . $this->EncodeConfig( $sValue ) ;

		}

		

		return $sParams ;

	}



	function EncodeConfig( $valueToEncode )

	{

		$chars = array( 

			'&' => '%26', 

			'=' => '%3D', 

			'"' => '%22' ) ;



		return strtr( $valueToEncode,  $chars ) ;

	}

}



?>