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<?php |
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/* |
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* This file is part of the Symfony package. |
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* |
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* (c) Fabien Potencier <[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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namespace Gendoria\CommandQueueBundle\DependencyInjection\Pass; |
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use Gendoria\CommandQueue\CommandProcessor\CommandProcessorInterface; |
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use InvalidArgumentException; |
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use ReflectionClass; |
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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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/** |
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* Compiler pass to register tagged services for an event dispatcher. |
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*/ |
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class CommandProcessorPass implements CompilerPassInterface |
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{ |
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/** |
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* Command processor factory service ID. |
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* |
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* @var string |
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*/ |
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protected $processorFactoryService; |
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/** |
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* Processor listener tag name. |
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* |
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* @var string |
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*/ |
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protected $listenerTag; |
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/** |
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* Class constructor. |
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* |
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* @param string $serviceFactoryService Service name of the event dispatcher in processed container. |
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* @param string $listenerTag Tag name used for listener. |
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*/ |
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public function __construct($serviceFactoryService = 'gendoria_command_queue.processor_factory', $listenerTag = 'gendoria_command_queue.processor') |
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{ |
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$this->processorFactoryService = $serviceFactoryService; |
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$this->listenerTag = $listenerTag; |
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} |
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/** |
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* Process command processor tagged services and add to command processor factory. |
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* |
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* @param ContainerBuilder $container |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function process(ContainerBuilder $container) |
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{ |
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if (!$container->hasDefinition($this->processorFactoryService) && !$container->hasAlias($this->processorFactoryService)) { |
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return; |
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} |
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$dispatcher = $container->findDefinition($this->processorFactoryService); |
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foreach ($container->findTaggedServiceIds($this->listenerTag) as $id => $tags) { |
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$def = $container->getDefinition($id); |
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$this->assertProcessorDefinition($def, $id); |
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foreach ($tags as $attributes) { |
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if (empty($attributes['command'])) { |
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throw new InvalidArgumentException(sprintf('The service "%s" is tagged as processor without specifying "command" attribute', $id)); |
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} |
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$dispatcher->addMethodCall('registerProcessorIdForCommand', array( |
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$attributes['command'], |
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$id, |
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)); |
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} |
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} |
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} |
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private function assertProcessorDefinition(Definition $def, $id) |
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{ |
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if (!$def->isPublic()) { |
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throw new InvalidArgumentException(sprintf('The service "%s" must be public as services are lazy-loaded.', $id)); |
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} |
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if ($def->isAbstract()) { |
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throw new InvalidArgumentException(sprintf('The service "%s" must not be abstract as services are lazy-loaded.', $id)); |
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} |
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$refl = new ReflectionClass($def->getClass()); |
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if (!$refl->implementsInterface(CommandProcessorInterface::class)) { |
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throw new InvalidArgumentException(sprintf('The service "%s" has to implement ' . CommandProcessorInterface::class . '.', $id)); |
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} |
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} |
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} |
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Gendoria /
command-queue-bundle
