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1925 jp_milcent 1
<?php
2
/*
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 * FCKeditor - The text editor for Internet - http://www.fckeditor.net
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 * Copyright (C) 2003-2008 Frederico Caldeira Knabben
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 *
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 * == BEGIN LICENSE ==
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 *
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 * Licensed under the terms of any of the following licenses at your
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 * choice:
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 *
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 *  - GNU General Public License Version 2 or later (the "GPL")
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 *    http://www.gnu.org/licenses/gpl.html
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 *
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 *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
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 *    http://www.gnu.org/licenses/lgpl.html
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 *
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 *  - Mozilla Public License Version 1.1 or later (the "MPL")
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 *    http://www.mozilla.org/MPL/MPL-1.1.html
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 *
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 * == END LICENSE ==
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 *
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 * This is the integration file for PHP 4.
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 *
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 * It defines the FCKeditor class that can be used to create editor
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 * instances in PHP pages on server side.
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 */
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/**
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 * Check if browser is compatible with FCKeditor.
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 * Return true if is compatible.
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 *
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 * @return boolean
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 */
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function FCKeditor_IsCompatibleBrowser()
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{
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	if ( isset( $_SERVER ) ) {
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		$sAgent = $_SERVER['HTTP_USER_AGENT'] ;
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	}
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	else {
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		global $HTTP_SERVER_VARS ;
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		if ( isset( $HTTP_SERVER_VARS ) ) {
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			$sAgent = $HTTP_SERVER_VARS['HTTP_USER_AGENT'] ;
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		}
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		else {
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			global $HTTP_USER_AGENT ;
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			$sAgent = $HTTP_USER_AGENT ;
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		}
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	}
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	if ( strpos($sAgent, 'MSIE') !== false && strpos($sAgent, 'mac') === false && strpos($sAgent, 'Opera') === false )
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	{
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		$iVersion = (float)substr($sAgent, strpos($sAgent, 'MSIE') + 5, 3) ;
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		return ($iVersion >= 5.5) ;
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	}
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	else if ( strpos($sAgent, 'Gecko/') !== false )
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	{
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		$iVersion = (int)substr($sAgent, strpos($sAgent, 'Gecko/') + 6, 8) ;
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		return ($iVersion >= 20030210) ;
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	}
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	else if ( strpos($sAgent, 'Opera/') !== false )
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	{
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		$fVersion = (float)substr($sAgent, strpos($sAgent, 'Opera/') + 6, 4) ;
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		return ($fVersion >= 9.5) ;
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	}
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	else if ( preg_match( "|AppleWebKit/(\d+)|i", $sAgent, $matches ) )
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	{
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		$iVersion = $matches[1] ;
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		return ( $matches[1] >= 522 ) ;
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	}
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	else
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		return false ;
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}
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class FCKeditor
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{
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	/**
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	 * Name of the FCKeditor instance.
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	 *
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	 * @access protected
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	 * @var string
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	 */
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	var $InstanceName ;
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	/**
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	 * Path to FCKeditor relative to the document root.
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	 *
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	 * @var string
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	 */
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	var $BasePath ;
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	/**
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	 * Width of the FCKeditor.
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	 * Examples: 100%, 600
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	 *
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	 * @var mixed
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	 */
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	var $Width ;
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	/**
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	 * Height of the FCKeditor.
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	 * Examples: 400, 50%
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	 *
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	 * @var mixed
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	 */
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	var $Height ;
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	/**
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	 * Name of the toolbar to load.
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	 *
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	 * @var string
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	 */
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	var $ToolbarSet ;
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	/**
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	 * Initial value.
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	 *
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	 * @var string
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	 */
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	var $Value ;
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	/**
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	 * This is where additional configuration can be passed.
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	 * Example:
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	 * $oFCKeditor->Config['EnterMode'] = 'br';
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	 *
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	 * @var array
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	 */
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	var $Config ;
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	/**
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	 * Main Constructor.
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	 * Refer to the _samples/php directory for examples.
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	 *
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	 * @param string $instanceName
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	 */
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	function FCKeditor( $instanceName )
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	{
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		$this->InstanceName	= $instanceName ;
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		$this->BasePath		= '/fckeditor/' ;
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		$this->Width		= '100%' ;
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		$this->Height		= '200' ;
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		$this->ToolbarSet	= 'Default' ;
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		$this->Value		= '' ;
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139
		$this->Config		= array() ;
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	}
141
 
142
	/**
143
	 * Display FCKeditor.
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	 *
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	 */
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	function Create()
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	{
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		echo $this->CreateHtml() ;
149
	}
150
 
151
	/**
152
	 * Return the HTML code required to run FCKeditor.
153
	 *
154
	 * @return string
155
	 */
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	function CreateHtml()
157
	{
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		$HtmlValue = htmlspecialchars( $this->Value ) ;
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160
		$Html = '' ;
161
 
162
		if ( !isset( $_GET ) ) {
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			global $HTTP_GET_VARS ;
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			$_GET = $HTTP_GET_VARS ;
165
		}
166
 
167
		if ( $this->IsCompatible() )
168
		{
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			if ( isset( $_GET['fcksource'] ) && $_GET['fcksource'] == "true" )
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				$File = 'fckeditor.original.html' ;
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			else
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				$File = 'fckeditor.html' ;
173
 
174
			$Link = "{$this->BasePath}editor/{$File}?InstanceName={$this->InstanceName}" ;
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			if ( $this->ToolbarSet != '' )
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				$Link .= "&amp;Toolbar={$this->ToolbarSet}" ;
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			// Render the linked hidden field.
180
			$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}\" name=\"{$this->InstanceName}\" value=\"{$HtmlValue}\" style=\"display:none\" />" ;
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			// Render the configurations hidden field.
183
			$Html .= "<input type=\"hidden\" id=\"{$this->InstanceName}___Config\" value=\"" . $this->GetConfigFieldString() . "\" style=\"display:none\" />" ;
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			// Render the editor IFRAME.
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			$Html .= "<iframe id=\"{$this->InstanceName}___Frame\" src=\"{$Link}\" width=\"{$this->Width}\" height=\"{$this->Height}\" frameborder=\"0\" scrolling=\"no\"></iframe>" ;
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		}
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		else
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		{
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			if ( strpos( $this->Width, '%' ) === false )
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				$WidthCSS = $this->Width . 'px' ;
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			else
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				$WidthCSS = $this->Width ;
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195
			if ( strpos( $this->Height, '%' ) === false )
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				$HeightCSS = $this->Height . 'px' ;
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			else
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				$HeightCSS = $this->Height ;
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			$Html .= "<textarea name=\"{$this->InstanceName}\" rows=\"4\" cols=\"40\" style=\"width: {$WidthCSS}; height: {$HeightCSS}\">{$HtmlValue}</textarea>" ;
201
		}
202
 
203
		return $Html ;
204
	}
205
 
206
	/**
207
	 * Returns true if browser is compatible with FCKeditor.
208
	 *
209
	 * @return boolean
210
	 */
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	function IsCompatible()
212
	{
213
		return FCKeditor_IsCompatibleBrowser() ;
214
	}
215
 
216
	/**
217
	 * Get settings from Config array as a single string.
218
	 *
219
	 * @access protected
220
	 * @return string
221
	 */
222
	function GetConfigFieldString()
223
	{
224
		$sParams = '' ;
225
		$bFirst = true ;
226
 
227
		foreach ( $this->Config as $sKey => $sValue )
228
		{
229
			if ( $bFirst == false )
230
				$sParams .= '&amp;' ;
231
			else
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				$bFirst = false ;
233
 
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			if ( $sValue === true )
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				$sParams .= $this->EncodeConfig( $sKey ) . '=true' ;
236
			else if ( $sValue === false )
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				$sParams .= $this->EncodeConfig( $sKey ) . '=false' ;
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			else
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				$sParams .= $this->EncodeConfig( $sKey ) . '=' . $this->EncodeConfig( $sValue ) ;
240
		}
241
 
242
		return $sParams ;
243
	}
244
 
245
	/**
246
	 * Encode characters that may break the configuration string
247
	 * generated by GetConfigFieldString().
248
	 *
249
	 * @access protected
250
	 * @param string $valueToEncode
251
	 * @return string
252
	 */
253
	function EncodeConfig( $valueToEncode )
254
	{
255
		$chars = array(
256
			'&' => '%26',
257
			'=' => '%3D',
258
			'"' => '%22' ) ;
259
 
260
		return strtr( $valueToEncode,  $chars ) ;
261
	}
262
}