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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_Priority extends Zend_Log_Filter_Abstract
 {
     /**
      * @var integer
      */
     protected $_priority;
 
     /**
      * @var string
      */
     protected $_operator;
 
     /**
      * Filter logging by $priority.  By default, it will accept any log
      * event whose priority value is less than or equal to $priority.
      *
      * @param  integer  $priority  Priority
      * @param  string   $operator  Comparison operator
      * @return void
      * @throws Zend_Log_Exception
      */
     public function __construct($priority, $operator = null)
     {
         if (! is_int($priority)) {
             // require_once 'Zend/Log/Exception.php';
             throw new Zend_Log_Exception('Priority must be an integer');
         }
 
         $this->_priority = $priority;
         $this->_operator = $operator === null ? '<=' : $operator;
     }
 
     /**
      * Create a new instance of Zend_Log_Filter_Priority
      *
      * @param  array|Zend_Config $config
      * @return Zend_Log_Filter_Priority
      */
     static public function factory($config)
     {
         $config = self::_parseConfig($config);
         $config = array_merge(array(
             'priority' => null,
             'operator' => null,
         ), $config);
 
         // Add support for constants
         if (!is_numeric($config['priority']) && isset($config['priority']) && defined($config['priority'])) {
             $config['priority'] = constant($config['priority']);
         }
 
         return new self(
             (int) $config['priority'],
             $config['operator']
         );
     }
 
     /**
      * Returns TRUE to accept the message, FALSE to block it.
      *
      * @param  array    $event    event data
      * @return boolean            accepted?
      */
     public function accept($event)
     {
         return version_compare($event['priority'], $this->_priority, $this->_operator);
     }
 }