1. sfAggregateLogger.class.php
  2. /**
 * sfAggregateLogger logs messages through several loggers.
 *
 * @package    symfony
 * @subpackage log
 * @author     Fabien Potencier 
 * @version    SVN: $Id: sfAggregateLogger.class.php 14603 2009-01-11 10:35:17Z dwhittle $
 */
  3. class sfAggregateLogger extends sfLogger
  4. {
  5.   protected
  6.     $loggers = array();
  8.   /**
  9.    * Initializes this logger.
  10.    *
  11.    * Available options:
  12.    *
  13.    * - loggers: Logger objects that extends sfLogger.
  14.    *
  15.    * @param  sfEventDispatcher $dispatcher  A sfEventDispatcher instance
  16.    * @param  array             $options     An array of options.
  17.    *
  18.    * @return Boolean      true, if initialization completes successfully, otherwise false.
  19.    */
  20.   public function initialize(sfEventDispatcher $dispatcher, $options = array())
  21.   {
  22.     $this->dispatcher = $dispatcher;
  23.     
  24.     if (isset($options['loggers']))
  25.     {
  26.       if (!is_array($options['loggers']))
  27.       {
  28.         $options['loggers'] = array($options['loggers']);
  29.       }
  31.       $this->addLoggers($options['loggers']);
  32.     }
  34.     return parent::initialize($dispatcher, $options);
  35.   }
  37.   /**
  38.    * Retrieves current loggers.
  39.    *
  40.    * @return array List of loggers
  41.    */
  42.   public function getLoggers()
  43.   {
  44.     return $this->loggers;
  45.   }
  47.   /**
  48.    * Adds an array of loggers.
  49.    *
  50.    * @param object $loggers An array of Logger objects
  51.    */
  52.   public function addLoggers($loggers)
  53.   {
  54.     foreach ($loggers as $logger)
  55.     {
  56.       $this->addLogger($logger);
  57.     }
  58.   }
  60.   /**
  61.    * Adds a logger.
  62.    *
  63.    * @param object $logger The Logger object
  64.    */
  65.   public function addLogger(sfLogger $logger)
  66.   {
  67.     $this->loggers[] = $logger;
  69.     $this->dispatcher->disconnect('application.log', array($logger, 'listenToLogEvent'));
  70.   }
  72.   /**
  73.    * Logs a message.
  74.    *
  75.    * @param string $message   Message
  76.    * @param string $priority  Message priority
  77.    */
  78.   protected function doLog($message, $priority)
  79.   {
  80.     foreach ($this->loggers as $logger)
  81.     {
  82.       $logger->log($message, $priority);
  83.     }
  84.   }
  86.   /**
  87.    * Executes the shutdown method.
  88.    */
  89.   public function shutdown()
  90.   {
  91.     foreach ($this->loggers as $logger)
  92.     {
  93.       $logger->shutdown();
  94.     }
  96.     $this->loggers = array();
  97.   }
  98. }
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