* // Register a callback for the "start" event * Event::listen('start', function() {return 'Started!';}); * * // Register an object instance callback for the given event * Event::listen('event', array($object, 'method')); * * * @param string $event * @param mixed $callback * @return void */ public static function listen($event, $callback) { static::$events[$event][] = $callback; } /** * Fire an event so that all listeners are called. * * * // Fire the "start" event * $responses = Event::fire('start'); * * // Fire the "start" event passing an array of parameters * $responses = Event::fire('start', array('Laravel', 'Framework')); * * * @param string $event * @param array $parameters * @return array */ public static function fire($event, $parameters = array()) { $responses = array(); if (static::listeners($event)) { foreach (static::$events[$event] as $callback) { $responses[] = call_user_func_array($callback, $parameters); } } return $responses; } }