Source of file ResolveReferencesToAliasesPass.php
Size: 2,896 Bytes - Last Modified: 2013-07-17T08:22:21+02:00
/home/theseer/Downloads/Symfony/vendor/symfony/symfony/src/Symfony/Component/DependencyInjection/Compiler/ResolveReferencesToAliasesPass.php
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394 | <?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\DependencyInjection\Compiler; use Symfony\Component\DependencyInjection\Alias; use Symfony\Component\DependencyInjection\Reference; use Symfony\Component\DependencyInjection\ContainerBuilder; /** * Replaces all references to aliases with references to the actual service. * * @author Johannes M. Schmitt <schmittjoh@gmail.com> */ class ResolveReferencesToAliasesPass implements CompilerPassInterface { private $container; /** * Processes the ContainerBuilder to replace references to aliases with actual service references. * * @param ContainerBuilder $container */ public function process(ContainerBuilder $container) { $this->container = $container; foreach ($container->getDefinitions() as $definition) { if ($definition->isSynthetic() || $definition->isAbstract()) { continue; } $definition->setArguments($this->processArguments($definition->getArguments())); $definition->setMethodCalls($this->processArguments($definition->getMethodCalls())); $definition->setProperties($this->processArguments($definition->getProperties())); } foreach ($container->getAliases() as $id => $alias) { $aliasId = (string) $alias; if ($aliasId !== $defId = $this->getDefinitionId($aliasId)) { $container->setAlias($id, new Alias($defId, $alias->isPublic())); } } } /** * Processes the arguments to replace aliases. * * @param array $arguments An array of References * * @return array An array of References */ private function processArguments(array $arguments) { foreach ($arguments as $k => $argument) { if (is_array($argument)) { $arguments[$k] = $this->processArguments($argument); } elseif ($argument instanceof Reference) { $defId = $this->getDefinitionId($id = (string) $argument); if ($defId !== $id) { $arguments[$k] = new Reference($defId, $argument->getInvalidBehavior(), $argument->isStrict()); } } } return $arguments; } /** * Resolves an alias into a definition id. * * @param string $id The definition or alias id to resolve * * @return string The definition id with aliases resolved */ private function getDefinitionId($id) { while ($this->container->hasAlias($id)) { $id = (string) $this->container->getAlias($id); } return $id; } } |