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<?php |
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/* |
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* |
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* (c) Yaroslav Honcharuk <[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 Yarhon\RouteGuardBundle\Controller; |
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use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactoryInterface; |
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use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadataFactory; |
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use Yarhon\RouteGuardBundle\DependencyInjection\Container\ClassMapInterface; |
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use Yarhon\RouteGuardBundle\Exception\InvalidArgumentException; |
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/** |
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* To detect "controllers as a service" and retrieve class of those controllers we use ClassMapInterface container class map, |
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* since \Symfony\Component\DependencyInjection\ContainerInterface doesn't allow to get actual service class |
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* without instantiating it. |
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* |
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* @author Yaroslav Honcharuk <[email protected]> |
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*/ |
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class ControllerMetadataFactory |
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{ |
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/** |
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* @var ArgumentMetadataFactoryInterface |
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*/ |
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private $argumentMetadataFactory; |
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/** |
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* @var ClassMapInterface |
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*/ |
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private $containerClassMap; |
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/** |
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* @param ArgumentMetadataFactoryInterface|null $argumentMetadataFactory |
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* @param ClassMapInterface|null $containerClassMap |
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*/ |
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public function __construct(ArgumentMetadataFactoryInterface $argumentMetadataFactory = null, ClassMapInterface $containerClassMap = null) |
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{ |
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$this->argumentMetadataFactory = $argumentMetadataFactory ?: new ArgumentMetadataFactory(); |
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$this->containerClassMap = $containerClassMap; |
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} |
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/** |
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* @param string $controllerName Controller name in class::method (service::method) notation |
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* |
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* @return ControllerMetadata |
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* |
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* @throws InvalidArgumentException |
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*/ |
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public function createMetadata($controllerName) |
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{ |
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list($class, $method) = explode('::', $controllerName); |
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if (null === $serviceClass = $this->detectContainerController($class)) { |
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$serviceId = null; |
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} else { |
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$serviceId = $class; |
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$class = $serviceClass; |
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} |
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$arguments = $this->argumentMetadataFactory->createArgumentMetadata([$class, $method]); |
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$class = ltrim($class, '\\'); |
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return new ControllerMetadata($controllerName, $class, $method, $arguments, $serviceId); |
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} |
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/** |
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* @param string $serviceId |
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* |
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* @return string|null |
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*/ |
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private function detectContainerController($serviceId) |
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{ |
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if (!$this->containerClassMap || !$this->containerClassMap->has($serviceId)) { |
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return null; |
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} |
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$serviceClass = $this->containerClassMap->get($serviceId); |
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// Service class in container class map can be null is some cases (i.e., when service is instantiated by a factory method). |
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if (null === $serviceClass) { |
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throw new InvalidArgumentException(sprintf('Unable to resolve class for service "%s".', $serviceId)); |
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} |
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return $serviceClass; |
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} |
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} |
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yarhon /
RouteGuardBundle
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