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<?php |
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namespace Spiechu\LazyPimple\DependencyInjection; |
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use Pimple\Container; |
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use Pimple\ServiceProviderInterface; |
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use Spiechu\LazyPimple\Factory\LazyServiceFactory; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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class LazyEventSubscriberServiceProvider implements ServiceProviderInterface |
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{ |
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/** |
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* @var LazyServiceFactory |
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*/ |
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protected $lazyServiceFactory; |
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/** |
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* @var string |
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*/ |
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protected $eventDispatcherServiceName; |
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/** |
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* @var string[] |
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*/ |
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protected $eventSubscriberServiceNames; |
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/** |
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* @param LazyServiceFactory $lazyServiceFactory |
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* @param string $eventDispatcherServiceName |
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* @param string[] $eventSubscriberServiceNames |
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*/ |
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public function __construct( |
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LazyServiceFactory $lazyServiceFactory, |
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string $eventDispatcherServiceName, |
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array $eventSubscriberServiceNames |
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) { |
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$this->lazyServiceFactory = $lazyServiceFactory; |
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$this->eventDispatcherServiceName = $eventDispatcherServiceName; |
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$this->eventSubscriberServiceNames = $eventSubscriberServiceNames; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function register(Container $container): void |
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{ |
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$eventDispatcher = $this->getEventDispatcher($container); |
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foreach ($this->eventSubscriberServiceNames as $serviceName => $className) { |
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// remember, here we have lazy subscribers |
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// no subscriber instantiation until listened event is being dispatched |
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$lazySubscriber = $this->lazyServiceFactory->getLazyServiceDefinition( |
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$className, |
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// encapsulate the whole Pimple service definition |
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static function () use ($container, $serviceName) { |
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return call_user_func($container->raw($serviceName), $container); |
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} |
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); |
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$eventDispatcher->addSubscriber($lazySubscriber); |
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} |
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} |
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/** |
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* @param Container $container |
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* |
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* @throws \InvalidArgumentException When container cannot instantiate EventDispatcher object |
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* |
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* @return EventDispatcherInterface |
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*/ |
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protected function getEventDispatcher(Container $container): EventDispatcherInterface |
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{ |
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$eventDispatcher = $container[$this->eventDispatcherServiceName]; |
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View Code Duplication |
if (!$eventDispatcher instanceof EventDispatcherInterface) { |
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throw new \InvalidArgumentException(sprintf( |
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'Container service "%s" is "%s" and not exptected instance of "EventDispatcherInterface"', |
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$this->eventDispatcherServiceName, |
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\is_object($eventDispatcher) ? \get_class($eventDispatcher) : \gettype($eventDispatcher) |
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)); |
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} |
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return $eventDispatcher; |
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} |
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} |
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It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: