1
|
|
|
<?php |
2
|
|
|
/** |
3
|
|
|
* @package narrator |
4
|
|
|
*/ |
5
|
|
|
|
6
|
|
|
|
7
|
|
|
namespace Mleko\Narrator; |
8
|
|
|
|
9
|
|
|
|
10
|
|
|
class BasicEventBus implements EventBus |
11
|
|
|
{ |
12
|
|
|
|
13
|
|
|
/** @var ListenerResolver */ |
14
|
|
|
private $listenerResolver; |
15
|
|
|
|
16
|
|
|
/** |
17
|
|
|
* SimpleEventBus constructor. |
18
|
|
|
* @param ListenerResolver $listenerResolver |
19
|
|
|
* @param Listener[][] $listeners |
20
|
|
|
*/ |
21
|
10 |
|
public function __construct(ListenerResolver $listenerResolver, array $listeners = []) |
22
|
|
|
{ |
23
|
10 |
|
$this->listenerResolver = $listenerResolver; |
24
|
10 |
|
foreach ($listeners as $eventName => $eventListeners) { |
25
|
1 |
|
foreach ($eventListeners as $listener) { |
26
|
1 |
|
$this->subscribe($eventName, $listener); |
27
|
1 |
|
} |
28
|
10 |
|
} |
29
|
10 |
|
} |
30
|
|
|
|
31
|
|
|
/** |
32
|
|
|
* @param object $event |
33
|
|
|
* @return void |
34
|
|
|
*/ |
35
|
8 |
|
public function emit($event) |
36
|
|
|
{ |
37
|
8 |
|
$resolvedListeners = $this->listenerResolver->getEventListeners($event, $this); |
38
|
8 |
|
foreach ($resolvedListeners as $resolvedListener) { |
39
|
8 |
|
$resolvedListener->emit($event); |
40
|
8 |
|
} |
41
|
8 |
|
} |
42
|
|
|
|
43
|
|
|
/** |
44
|
|
|
* @param string $eventName |
45
|
|
|
* @param Listener $listener |
46
|
|
|
* @return Subscription |
47
|
|
|
*/ |
48
|
9 |
|
public function subscribe($eventName, Listener $listener) |
49
|
|
|
{ |
50
|
9 |
|
return $this->listenerResolver->subscribe($eventName, $listener); |
51
|
|
|
} |
52
|
|
|
|
53
|
|
|
/** |
54
|
|
|
* @param string $eventName |
55
|
|
|
* @param Listener $listener |
56
|
|
|
* @return bool |
57
|
|
|
*/ |
58
|
5 |
|
public function unsubscribe($eventName, Listener $listener) |
59
|
|
|
{ |
60
|
5 |
|
return $this->listenerResolver->unsubscribe($eventName, $listener); |
61
|
|
|
} |
62
|
|
|
} |
63
|
|
|
|