Mo Elzubeir
66 lines
2.0 KiB
PHP
66 lines
2.0 KiB
PHP
<?php
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namespace CacheBundle\DependencyInjection\Compiler;
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use CacheBundle\Feed\Fetcher\Factory\LazyFeedFetcherFactory;
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use CacheBundle\Feed\Fetcher\FeedFetcherInterface;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
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/**
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* Class CollectFeedFetchersCompilerPass
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* @package CacheBundle\DependencyInjection\Compiler
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*/
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class CollectFeedFetchersCompilerPass implements CompilerPassInterface
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{
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const LAZY_FACTORY_ID = 'cache.feed_fetcher_factory.lazy';
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/**
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* You can modify the container here before it is dumped to PHP code.
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*
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* @param ContainerBuilder $container A ContainerBuilder instance.
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*
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* @return void
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*/
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public function process(ContainerBuilder $container)
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{
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if (! $container->has(self::LAZY_FACTORY_ID)) {
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$this->throwException('Lazy factory not registered.');
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}
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$lazyFactory = $container->getDefinition(self::LAZY_FACTORY_ID);
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if ($lazyFactory->getClass() !== LazyFeedFetcherFactory::class) {
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$this->throwException(
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'Invalid factory, expected '. LazyFeedFetcherFactory::class
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.' but got '. $lazyFactory->getClass()
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);
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}
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$fetchers = array_keys($container->findTaggedServiceIds('socialhose.feed_fetcher'));
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$map = [];
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foreach ($fetchers as $id) {
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$class = $container->getDefinition($id)->getClass();
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$reflection = new \ReflectionClass($class);
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if (! $reflection->implementsInterface(FeedFetcherInterface::class)) {
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$this->throwException('');
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}
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$map[$class::support()] = $id;
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}
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$lazyFactory->replaceArgument(1, $map);
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}
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/**
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* @param string $message A additional exception message.
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*
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* @return void
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*/
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private function throwException($message = '')
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{
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throw new \RuntimeException('Can\'t register feed fetchers in lazy factory. '. $message);
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}
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}
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