/**
* @param DispatcherInterface $dispatcher
* @param callable $logger
*/
public function __construct(DispatcherInterface $dispatcher, callable $logger = null)
{
$dispatcher->addListener('*', array($this, 'loggingListener'));
if ($logger === null) {
$logger = function ($msg) {
error_log($msg);
};
}
$this->addHelper('*', array($this, 'defaultHelper'));
$this->dispatcher = $dispatcher;
$this->logger = $logger;
}
/**
* Attaches a listener to an event
*
* @param string $eventName The event to listen to.
* @param callable $callback A callable function
* @param integer $priority The priority at which the $callback executed
*
* @return boolean
*
* @since __DEPLOY_VERSION__
*/
public function addListener($eventName, callable $callback, $priority = 0)
{
return $this->dispatcher->addListener($eventName, $callback, $priority);
}
/**
* Adds an event listener that listens on the specific event.
*
* @param string $eventName The event to listen on.
* @param callable $callback The listener.
* @param int $priority The higher this value, the earlier an event
* listener will be triggered in the chain (defaults to 0).
* @return self
*/
public function on($eventName, callable $callback, $priority = 0)
{
$listener = new Listener($eventName, $callback);
$this->dispatcher->addListener($eventName, $listener, $priority);
return $this;
}
