FlagServiceProvider.php in Flag 8.4

Namespace

Drupal\flag

File

src/FlagServiceProvider.php

<?php

namespace Drupal\flag;

use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\Core\DependencyInjection\ServiceModifierInterface;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Reference;

/**
 * Provides a service modifier to support anonymous flaggings.
 */
class FlagServiceProvider implements ServiceModifierInterface {

  /**
   * Modifies existing service definitions.
   *
   * @param ContainerBuilder $container
   *   The ContainerBuilder whose service definitions can be altered.
   */
  public function alter(ContainerBuilder $container) {

    // Get the CSRF service ID even if it has been aliased.
    for ($id = 'access_check.csrf'; $container
      ->hasAlias($id); $id = (string) $container
      ->getAlias($id)) {
    }

    // Hide the original service definition.
    $original_definition = $container
      ->getDefinition($id)
      ->setPublic(FALSE);

    // Replace it with our definition.
    $container
      ->setDefinition("flag.{$id}", $original_definition);
    $new_definition = new Definition('Drupal\\flag\\Access\\CsrfAccessCheck', [
      new Reference("flag.{$id}"),
      new Reference('current_user'),
    ]);
    $new_definition
      ->setTags($original_definition
      ->getTags());
    $original_definition
      ->setTags([]);
    $container
      ->setDefinition($id, $new_definition);
  }

}

Classes

Name	Description
FlagServiceProvider	Provides a service modifier to support anonymous flaggings.