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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Session
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: HttpUserAgent.php 16210 2009-06-21 19:22:17Z thomas $
* @since Preview Release 0.2
*/
/**
* @see Zend_Session_Validator_Abstract
*/
require_once 'Zend/Session/Validator/Abstract.php';
/**
* Zend_Session_Validator_HttpUserAgent
*
* @category Zend
* @package Zend_Session
* @subpackage Validator
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Session_Validator_HttpUserAgent extends Zend_Session_Validator_Abstract
{
/**
* Setup() - this method will get the current user agent and store it in the session
* as 'valid data'
*
* @return void
*/
public function setup()
{
$this->setValidData( (isset($_SERVER['HTTP_USER_AGENT'])
? $_SERVER['HTTP_USER_AGENT'] : null) );
}
/**
* Validate() - this method will determine if the current user agent matches the
* user agent we stored when we initialized this variable.
*
* @return bool
*/
public function validate()
{
$currentBrowser = (isset($_SERVER['HTTP_USER_AGENT'])
? $_SERVER['HTTP_USER_AGENT'] : null);
return $currentBrowser === $this->getValidData();
}
}
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