public function ProxyServicesPass::process in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/DependencyInjection/Compiler/ProxyServicesPass.php \Drupal\Core\DependencyInjection\Compiler\ProxyServicesPass::process()

File

core/lib/Drupal/Core/DependencyInjection/Compiler/ProxyServicesPass.php, line 18

Class

ProxyServicesPass

Replaces all services with a lazy flag.

Namespace

Drupal\Core\DependencyInjection\Compiler

Code

public function process(ContainerBuilder $container) {
  foreach ($container
    ->getDefinitions() as $service_id => $definition) {
    if ($definition
      ->isLazy()) {
      $proxy_class = ProxyBuilder::buildProxyClassName($definition
        ->getClass());
      if (class_exists($proxy_class)) {

        // Copy the existing definition to a new entry.
        $definition
          ->setLazy(FALSE);

        // Ensure that the service is accessible.
        $definition
          ->setPublic(TRUE);
        $new_service_id = 'drupal.proxy_original_service.' . $service_id;
        $container
          ->setDefinition($new_service_id, $definition);
        $container
          ->register($service_id, $proxy_class)
          ->setArguments([
          new Reference('service_container'),
          $new_service_id,
        ]);
      }
      else {
        $class_name = $definition
          ->getClass();

        // Find the root namespace.
        $match = [];
        preg_match('/([a-zA-Z0-9_]+\\\\[a-zA-Z0-9_]+)\\\\(.+)/', $class_name, $match);
        $root_namespace = $match[1];

        // Find the root namespace path.
        $root_namespace_dir = '[namespace_root_path]';
        $namespaces = $container
          ->getParameter('container.namespaces');

        // Hardcode Drupal Core, because it is not registered.
        $namespaces['Drupal\\Core'] = 'core/lib/Drupal/Core';
        if (isset($namespaces[$root_namespace])) {
          $root_namespace_dir = $namespaces[$root_namespace];
        }
        $message = <<<EOF

Missing proxy class '{<span class="php-variable">$proxy_class</span>}' for lazy service '{<span class="php-variable">$service_id</span>}'.
Use the following command to generate the proxy class:
  php core/scripts/generate-proxy-class.php '{<span class="php-variable">$class_name</span>}' "{<span class="php-variable">$root_namespace_dir</span>}"


EOF;
        trigger_error($message, E_USER_WARNING);
      }
    }
  }
}