1. /Users/ericduran/Sites/drupal/drupal
  2. core
  3. lib
  4. Drupal
  5. Core
  6. DependencyInjection
  7. Compiler
  8. ProxyServicesPass.php
 
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<?php
/**
 * @file
 * Contains \Drupal\Core\DependencyInjection\Compiler\ProxyServicesPass.
 */
namespace Drupal\Core\DependencyInjection\Compiler;
use Drupal\Component\ProxyBuilder\ProxyBuilder;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Reference;
/**
 * Replaces all services with a lazy flag.
 */
class ProxyServicesPass implements CompilerPassInterface {
  /**
   * {@inheritdoc}
   */
  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];
          }
          $message =<<<EOF
Missing proxy class '$proxy_class' for lazy service '$service_id'.
Use the following command to generate the proxy class:
  php core/scripts/generate-proxy-class.php '$class_name' "$root_namespace_dir"
EOF;
          trigger_error($message, E_USER_WARNING);
        }
      }
    }
  }
}