Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\DependencyInjection\Compiler;
Chris@0: 
Chris@0: use Symfony\Component\DependencyInjection\ContainerBuilder;
Chris@0: 
Chris@0: /**
Chris@0:  * Remove private aliases from the container. They were only used to establish
Chris@0:  * dependencies between services, and these dependencies have been resolved in
Chris@0:  * one of the previous passes.
Chris@0:  *
Chris@0:  * @author Johannes M. Schmitt <schmittjoh@gmail.com>
Chris@0:  */
Chris@0: class RemovePrivateAliasesPass implements CompilerPassInterface
Chris@0: {
Chris@0:     /**
Chris@0:      * Removes private aliases from the ContainerBuilder.
Chris@0:      *
Chris@0:      * @param ContainerBuilder $container
Chris@0:      */
Chris@0:     public function process(ContainerBuilder $container)
Chris@0:     {
Chris@0:         $compiler = $container->getCompiler();
Chris@0:         $formatter = $compiler->getLoggingFormatter();
Chris@0: 
Chris@0:         foreach ($container->getAliases() as $id => $alias) {
Chris@0:             if ($alias->isPublic()) {
Chris@0:                 continue;
Chris@0:             }
Chris@0: 
Chris@0:             $container->removeAlias($id);
Chris@0:             $compiler->addLogMessage($formatter->formatRemoveService($this, $id, 'private alias'));
Chris@0:         }
Chris@0:     }
Chris@0: }