Thunder\Shortcode\EventContainer\EventContainer

Complexity

Total Complexity

7

Size/Duplication

Total Lines	31
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	1

Test Coverage

Coverage

100%

Importance

Changes	1
Bugs	0	Features	1

4 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	3	1
A	addListener()	0	12	3
A	getListeners()	0	4	2
A	hasEvent()	0	4	1

<?php
namespace Thunder\Shortcode\EventContainer;

use Thunder\Shortcode\Events;

/**
 * @author Tomasz Kowalczyk <tomasz@kowalczyk.cc>
 */
final class EventContainer implements EventContainerInterface
{
    private $listeners = array();

    public function __construct()
    {
    }

    public function addListener($event, $handler)
    {
        if(!in_array($event, Events::getEvents())) {
            throw new \InvalidArgumentException(sprintf('Unsupported event %s!', $event));
        }

        if(!array_key_exists($event, $this->listeners)) {
            $this->listeners[$event] = array();
        }

        $this->listeners[$event][] = $handler;
    }

    public function getListeners($event)
    {
        return $this->hasEvent($event) ? $this->listeners[$event] : array();
    }

    private function hasEvent($name)
    {
        return array_key_exists($name, $this->listeners);
    }
}