Файл: concrete5.7.5.6/concrete/vendor/zendframework/zend-eventmanager/src/ProvidesEvents.php
Строк: 107
<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace ZendEventManager;
use Traversable;
/**
* A trait for objects that provide events
*/
trait ProvidesEvents
{
/**
* @var EventManagerInterface
*/
protected $events;
/**
* Set the event manager instance used by this context
*
* @param EventManagerInterface $events
* @return mixed
*/
public function setEventManager(EventManagerInterface $events)
{
$identifiers = array(__CLASS__, get_class($this));
if (isset($this->eventIdentifier)) {
if ((is_string($this->eventIdentifier))
|| (is_array($this->eventIdentifier))
|| ($this->eventIdentifier instanceof Traversable)
) {
$identifiers = array_unique(array_merge($identifiers, (array) $this->eventIdentifier));
} elseif (is_object($this->eventIdentifier)) {
$identifiers[] = $this->eventIdentifier;
}
// silently ignore invalid eventIdentifier types
}
$events->setIdentifiers($identifiers);
$this->events = $events;
return $this;
}
/**
* Retrieve the event manager
*
* Lazy-loads an EventManager instance if none registered.
*
* @return EventManagerInterface
*/
public function getEventManager()
{
if (!$this->events instanceof EventManagerInterface) {
$this->setEventManager(new EventManager());
}
return $this->events;
}
}