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| 1 | +<?php |
| 2 | + |
| 3 | +namespace Prokl\BitrixOrdinaryToolsBundle\Services\SymfonyEvents; |
| 4 | + |
| 5 | +use Prokl\BitrixOrdinaryToolsBundle\Services\SymfonyEvents\Interfaces\BitrixComponentEventHandlerInterface; |
| 6 | +use stdClass; |
| 7 | +use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
| 8 | + |
| 9 | +/** |
| 10 | + * Class CustomEvents |
| 11 | + * @package Prokl\BitrixOrdinaryToolsBundle\Services\SymfonyEvents |
| 12 | + */ |
| 13 | +class CustomEvents |
| 14 | +{ |
| 15 | + /** |
| 16 | + * @var array $listenersCollection Коллекция слушателей событий. |
| 17 | + */ |
| 18 | + private $listenersCollection; |
| 19 | + |
| 20 | + /** |
| 21 | + * @var EventDispatcherInterface $dispatcher |
| 22 | + */ |
| 23 | + private $dispatcher; |
| 24 | + |
| 25 | + /** |
| 26 | + * Events constructor. |
| 27 | + * |
| 28 | + * @param EventDispatcherInterface $dispatcher |
| 29 | + * @param ... $eventsHandlerBag |
| 30 | + */ |
| 31 | + public function __construct( |
| 32 | + EventDispatcherInterface $dispatcher, |
| 33 | + ... $eventsHandlerBag |
| 34 | + ) { |
| 35 | + |
| 36 | + $handlers = []; |
| 37 | + |
| 38 | + foreach ($eventsHandlerBag as $eventHandler) { |
| 39 | + $iterator = $eventHandler->getIterator(); |
| 40 | + $array = iterator_to_array($iterator); |
| 41 | + $handlers[] = $array; |
| 42 | + } |
| 43 | + |
| 44 | + $this->listenersCollection = $handlers; |
| 45 | + |
| 46 | + $this->dispatcher = $dispatcher; |
| 47 | + } |
| 48 | + |
| 49 | + /** |
| 50 | + * Применение слушателей событий. |
| 51 | + * |
| 52 | + * @return mixed |
| 53 | + */ |
| 54 | + public function applyListeners() |
| 55 | + { |
| 56 | + /** @var BitrixComponentEventHandlerInterface $listener */ |
| 57 | + foreach ($this->listenersCollection as $listener) { |
| 58 | + $this->dispatcher->addListener( |
| 59 | + $listener->event(), |
| 60 | + [$listener, 'action'], |
| 61 | + $listener->priority() |
| 62 | + ); |
| 63 | + } |
| 64 | + |
| 65 | + return $this->dispatcher; |
| 66 | + } |
| 67 | + |
| 68 | + /** |
| 69 | + * Запустить событие. |
| 70 | + * |
| 71 | + * @param string $eventName Событие. |
| 72 | + * @param mixed $params Объект-параметры. |
| 73 | + * |
| 74 | + * @return mixed|object|null |
| 75 | + */ |
| 76 | + public function dispatch(string $eventName, $params = null) |
| 77 | + { |
| 78 | + if (!$eventName) { |
| 79 | + return null; |
| 80 | + } |
| 81 | + |
| 82 | + if ($params === null) { |
| 83 | + $params = new stdClass(); |
| 84 | + } |
| 85 | + |
| 86 | + return $this->dispatcher->dispatch($params, $eventName); |
| 87 | + } |
| 88 | + |
| 89 | + /** |
| 90 | + * Декоратор добавления слушателя. |
| 91 | + * |
| 92 | + * @param string $eventName Название события. |
| 93 | + * @param mixed $listener Слушатель. |
| 94 | + * @param integer $priority Приоритет. |
| 95 | + * |
| 96 | + * @return void |
| 97 | + */ |
| 98 | + public function addListener(string $eventName, $listener, int $priority = 0): void |
| 99 | + { |
| 100 | + $this->dispatcher->addListener($eventName, $listener, $priority); |
| 101 | + } |
| 102 | + |
| 103 | + /** |
| 104 | + * Декоратор удаления слушателя события. |
| 105 | + * |
| 106 | + * @param string $eventName Название события. |
| 107 | + * @param mixed $listener Слушатель. |
| 108 | + * |
| 109 | + * @return void |
| 110 | + */ |
| 111 | + public function removeListener(string $eventName, $listener) : void |
| 112 | + { |
| 113 | + $this->dispatcher->removeListener($eventName, $listener); |
| 114 | + } |
| 115 | +} |
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