LocalTasks.php in RNG - Events and Registrations 8.2

Namespace

Drupal\rng_debug\Plugin\Derivative

File

rng_debug/src/Plugin/Derivative/LocalTasks.php

<?php

namespace Drupal\rng_debug\Plugin\Derivative;

use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
use Drupal\Core\Routing\RouteProviderInterface;
use Drupal\rng\EventManagerInterface;

/**
 * Provides dynamic tasks.
 */
class LocalTasks extends DeriverBase implements ContainerDeriverInterface {

  /**
   * The RNG event manager.
   *
   * @var \Drupal\rng\EventManagerInterface
   */
  protected $eventManager;

  /**
   * Constructs a LocalTasks object.
   *
   * @param \Drupal\Core\Routing\RouteProviderInterface $route_provider
   *   The route provider.
   * @param \Drupal\rng\EventManagerInterface $event_manager
   *   The RNG event manager.
   */
  public function __construct(RouteProviderInterface $route_provider, EventManagerInterface $event_manager) {
    $this->routeProvider = $route_provider;
    $this->eventManager = $event_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, $base_plugin_id) {
    return new static($container
      ->get('router.route_provider'), $container
      ->get('rng.event_manager'));
  }

  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    $this->derivatives = [];
    $event_types = $this->eventManager
      ->getEventTypes();
    foreach (array_keys($event_types) as $entity_type) {

      // Only need one set of tasks task per entity type.
      if ($this->routeProvider
        ->getRouteByName("entity.{$entity_type}.canonical")) {
        $event_default = "rng.event.{$entity_type}.event.default";
        $this->derivatives["rng.event.{$entity_type}.event.rules"] = [
          'title' => t('Rules'),
          'route_name' => "rng.event.{$entity_type}.rules",
          'parent_id' => 'rng.local_tasks:' . $event_default,
          'weight' => 20,
        ];
      }
    }
    foreach ($this->derivatives as &$entry) {
      $entry += $base_plugin_definition;
    }
    return parent::getDerivativeDefinitions($base_plugin_definition);
  }

}

Classes

Name	Description
LocalTasks	Provides dynamic tasks.