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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_Log
  * @subpackage Filter
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /** Zend_Log_Filter_Abstract */
 // require_once 'Zend/Log/Filter/Abstract.php';
 
 /**
  * @category   Zend
  * @package    Zend_Log
  * @subpackage Filter
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 class Zend_Log_Filter_Message extends Zend_Log_Filter_Abstract
 {
     /**
      * @var string
      */
     protected $_regexp;
 
     /**
      * Filter out any log messages not matching $regexp.
      *
      * @param  string  $regexp     Regular expression to test the log message
      * @return void
      * @throws Zend_Log_Exception
      */
     public function __construct($regexp)
     {
         if (@preg_match($regexp, '') === false) {
             // require_once 'Zend/Log/Exception.php';
             throw new Zend_Log_Exception("Invalid regular expression '$regexp'");
         }
         $this->_regexp = $regexp;
     }
 
     /**
      * Create a new instance of Zend_Log_Filter_Message
      *
      * @param  array|Zend_Config $config
      * @return Zend_Log_Filter_Message
      */
     static public function factory($config)
     {
         $config = self::_parseConfig($config);
         $config = array_merge(array(
             'regexp' => null
         ), $config);
 
         return new self(
             $config['regexp']
         );
     }
 
     /**
      * Returns TRUE to accept the message, FALSE to block it.
      *
      * @param  array    $event    event data
      * @return boolean            accepted?
      */
     public function accept($event)
     {
         return preg_match($this->_regexp, $event['message']) > 0;
     }
 }