yaffs.net Git - yaffs-website/blob - vendor/symfony/dependency-injection/Compiler/ResolveHotPathPass.php

   1 <?php
   2
   3 /*
   4  * This file is part of the Symfony package.
   5  *
   6  * (c) Fabien Potencier <fabien@symfony.com>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Symfony\Component\DependencyInjection\Compiler;
  13
  14 use Symfony\Component\DependencyInjection\Argument\ArgumentInterface;
  15 use Symfony\Component\DependencyInjection\ContainerBuilder;
  16 use Symfony\Component\DependencyInjection\Definition;
  17 use Symfony\Component\DependencyInjection\Reference;
  18
  19 /**
  20  * Propagate "container.hot_path" tags to referenced services.
  21  *
  22  * @author Nicolas Grekas <p@tchwork.com>
  23  */
  24 class ResolveHotPathPass extends AbstractRecursivePass
  25 {
  26     private $tagName;
  27     private $resolvedIds = array();
  28
  29     public function __construct($tagName = 'container.hot_path')
  30     {
  31         $this->tagName = $tagName;
  32     }
  33
  34     /**
  35      * {@inheritdoc}
  36      */
  37     public function process(ContainerBuilder $container)
  38     {
  39         try {
  40             parent::process($container);
  41             $container->getDefinition('service_container')->clearTag($this->tagName);
  42         } finally {
  43             $this->resolvedIds = array();
  44         }
  45     }
  46
  47     /**
  48      * {@inheritdoc}
  49      */
  50     protected function processValue($value, $isRoot = false)
  51     {
  52         if ($value instanceof ArgumentInterface) {
  53             return $value;
  54         }
  55         if ($value instanceof Definition && $isRoot && (isset($this->resolvedIds[$this->currentId]) || !$value->hasTag($this->tagName) || $value->isDeprecated())) {
  56             return $value->isDeprecated() ? $value->clearTag($this->tagName) : $value;
  57         }
  58         if ($value instanceof Reference && ContainerBuilder::IGNORE_ON_UNINITIALIZED_REFERENCE !== $value->getInvalidBehavior() && $this->container->has($id = $this->container->normalizeId($value))) {
  59             $definition = $this->container->findDefinition($id);
  60             if (!$definition->hasTag($this->tagName) && !$definition->isDeprecated()) {
  61                 $this->resolvedIds[$id] = true;
  62                 $definition->addTag($this->tagName);
  63                 parent::processValue($definition, false);
  64             }
  65
  66             return $value;
  67         }
  68
  69         return parent::processValue($value, $isRoot);
  70     }
  71 }