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<?php
/**
* @package com_zoo
* @author YOOtheme http://www.yootheme.com
* @copyright Copyright (C) YOOtheme GmbH
* @license http://www.gnu.org/licenses/gpl.html GNU/GPL
*/
/**
* Helper to register and create AppEvent objects
*
* @package Framework.Helpers
*/
class EventHelper extends AppHelper {
/**
* The dispatcher object
*
* @var AppEventDispatcher
* @since 1.0.0
*/
protected static $_dispatcher;
/**
* Class Constructor
*
* @param App Reference to the global App object
*/
public function __construct($app) {
parent::__construct($app);
// load class
$this->app->loader->register('AppEvent', 'classes:event.php');
$this->app->loader->register('AppEventDispatcher', 'classes:event.php');
// set dispatcher
if (!isset(self::$_dispatcher)) {
self::$_dispatcher = new AppEventDispatcher();
}
}
/**
* Register an Event class
*
* @param string $class The classname to load
* @param string $file The path to the file. By default it searches in events: path
*
* @since 1.0.0
*/
public function register($class, $file = null) {
if ($file == null) {
$file = 'events:'.basename(strtolower($class), 'event').'.php';
}
return $this->app->loader->register($class, $file);
}
/**
* Create a new AppEvent object
*
* @param mixed $subject The subject of the event
* @param string $name The event name
* @param array $parameters The parameters for the event
*
* @return AppEvent The AppEvent object
*
* @since 1.0.0
*/
public static function create($subject, $name, $parameters = array()) {
return new AppEvent($subject, $name, $parameters);
}
/**
* Get variables from the AppEventDispatcher object
*
* @param string $name The name of the property to get
*
* @return mixed The property value
*
* @since 1.0.0
*/
public function __get($name) {
if ($name == 'dispatcher') {
return self::$_dispatcher;
}
return null;
}
}