class TwigExtensionPass in Drupal 8

Adds the twig_extension_hash parameter to the container.

Parameter twig_extension_hash is a hash of all extension mtimes for Twig template invalidation.

Hierarchy

• class \Drupal\Core\DependencyInjection\Compiler\TwigExtensionPass implements \Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface

1 file declares its use of TwigExtensionPass

CoreServiceProvider.php in core/lib/Drupal/Core/CoreServiceProvider.php

File

core/lib/Drupal/Core/DependencyInjection/Compiler/TwigExtensionPass.php, line 15

Namespace

Drupal\Core\DependencyInjection\Compiler

class TwigExtensionPass implements CompilerPassInterface {

  /**
   * {@inheritdoc}
   */
  public function process(ContainerBuilder $container) {
    $twig_extension_hash = '';
    foreach (array_keys($container
      ->findTaggedServiceIds('twig.extension')) as $service_id) {
      $class_name = $container
        ->getDefinition($service_id)
        ->getClass();
      $reflection = new \ReflectionClass($class_name);

      // We use the class names as hash in order to invalidate on new extensions
      // and mtime for every time we change an existing file.
      $twig_extension_hash .= $class_name . filemtime($reflection
        ->getFileName());
    }
    $container
      ->setParameter('twig_extension_hash', Crypt::hashBase64($twig_extension_hash));
  }

}

Members

Name	Modifiers	Type	Description	Overrides
TwigExtensionPass::process	public	function	You can modify the container here before it is dumped to PHP code.