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<?php |
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/* |
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* This file is part of the Shared Kernel library. |
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* |
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* Copyright (c) 2016-present LIN3S <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace LIN3S\SharedKernel\Infrastructure\Symfony\Bundle\DependencyInjection\Compiler; |
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use BornFree\TacticianDomainEvent\EventDispatcher\EventDispatcher; |
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use BornFree\TacticianDomainEventBundle\TacticianDomainEventBundle; |
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use LIN3S\SharedKernel\Infrastructure\Application\Tactician\TacticianEventBus; |
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use LIN3S\SharedKernel\Infrastructure\Application\Tactician\TacticianEventSubscriber; |
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Definition; |
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use Symfony\Component\DependencyInjection\Reference; |
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/** |
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* @author Beñat Espiña <[email protected]> |
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*/ |
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class TacticianEventsBusPass implements CompilerPassInterface |
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{ |
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private $subscriberTag; |
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public function __construct($subscriberTag = 'event_subscriber') |
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{ |
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$this->subscriberTag = $subscriberTag; |
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} |
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public function process(ContainerBuilder $container) : void |
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{ |
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if (!class_exists(TacticianDomainEventBundle::class)) { |
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return; |
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} |
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$container->setDefinition( |
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'tactician_domain_events.dispatcher', |
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new Definition(EventDispatcher::class) |
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) |
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->setPublic(false) |
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->setLazy(true); |
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$container->setDefinition( |
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'lin3s.application.tactician_event_bus', |
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new Definition(TacticianEventBus::class, [ |
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new Reference('tactician_domain_events.dispatcher'), |
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]) |
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); |
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$container->setAlias('lin3s.event_bus', 'lin3s.application.tactician_event_bus'); |
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$this->loadAllSubscribers($container); |
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$this->addListeners($container); |
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} |
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private function loadAllSubscribers(ContainerBuilder $container) : void |
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{ |
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$taggedServices = $container->findTaggedServiceIds($this->subscriberTag); |
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foreach ($taggedServices as $id => $tags) { |
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foreach ($tags as $attributes) { |
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if (!isset($attributes['subscribes_to'])) { |
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throw new \Exception(sprintf( |
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'"subscribes_to" parameter not found in %s service definition tagged with "%s"', |
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$id, |
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$this->subscriberTag |
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)); |
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} |
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$container->setDefinition( |
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'tactician_event_subscriber.' . $id, |
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new Definition( |
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TacticianEventSubscriber::class, |
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[new Reference($id)] |
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) |
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)->addTag('tactician.event_listener', ['event' => $attributes['subscribes_to']]); |
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} |
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} |
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} |
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private function addListeners(ContainerBuilder $container) : void |
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{ |
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$definition = $container->getDefinition('tactician_domain_events.dispatcher'); |
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$taggedServices = $container->findTaggedServiceIds('tactician.event_listener'); |
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foreach ($taggedServices as $id => $tags) { |
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foreach ($tags as $attributes) { |
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if (!isset($attributes['event'])) { |
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throw new \Exception('The "tactician.event_listener" tag must always have an event attribute'); |
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} |
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if (!class_exists($attributes['event'])) { |
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throw new \Exception(sprintf( |
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'Class %s registered as an event class in %s does not exist', |
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$attributes['event'], |
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$id |
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)); |
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} |
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$listener = array_key_exists('method', $attributes) |
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? [new Reference($id), $attributes['method']] |
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: new Reference($id); |
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$definition->addMethodCall('addListener', [ |
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$attributes['event'], |
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$listener, |
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]); |
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} |
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} |
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} |
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} |
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LIN3S /
SharedKernel
