71 lines
2.4 KiB
PHP
71 lines
2.4 KiB
PHP
<?php
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namespace FOS\ElasticaBundle\DependencyInjection\Compiler;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
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class RegisterProvidersPass implements CompilerPassInterface
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{
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/**
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* Mapping of class names to booleans indicating whether the class
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* implements ProviderInterface.
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*
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* @var array
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*/
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private $implementations = array();
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/**
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* @see Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface::process()
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*/
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public function process(ContainerBuilder $container)
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{
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if (!$container->hasDefinition('fos_elastica.provider_registry')) {
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return;
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}
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// Infer the default index name from the service alias
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$defaultIndex = substr($container->getAlias('fos_elastica.index'), 19);
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$registry = $container->getDefinition('fos_elastica.provider_registry');
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$providers = $container->findTaggedServiceIds('fos_elastica.provider');
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foreach ($providers as $providerId => $tags) {
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$index = $type = null;
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$class = $container->getDefinition($providerId)->getClass();
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if (!$class || !$this->isProviderImplementation($class)) {
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throw new \InvalidArgumentException(sprintf('Elastica provider "%s" with class "%s" must implement ProviderInterface.', $providerId, $class));
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}
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foreach ($tags as $tag) {
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if (!isset($tag['type'])) {
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throw new \InvalidArgumentException(sprintf('Elastica provider "%s" must specify the "type" attribute.', $providerId));
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}
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$index = isset($tag['index']) ? $tag['index'] : $defaultIndex;
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$type = $tag['type'];
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}
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$registry->addMethodCall('addProvider', array($index, $type, $providerId));
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}
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}
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/**
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* Returns whether the class implements ProviderInterface.
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*
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* @param string $class
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*
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* @return boolean
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*/
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private function isProviderImplementation($class)
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{
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if (!isset($this->implementations[$class])) {
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$refl = new \ReflectionClass($class);
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$this->implementations[$class] = $refl->implementsInterface('FOS\ElasticaBundle\Provider\ProviderInterface');
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}
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return $this->implementations[$class];
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}
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}
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