FeatureListMenuLink.php in Configuration selector 8

Namespace

Drupal\config_selector\Plugin\Derivative

File

src/Plugin/Derivative/FeatureListMenuLink.php

<?php

namespace Drupal\config_selector\Plugin\Derivative;

use Drupal\Component\Plugin\Derivative\DeriverBase;
use Drupal\Core\Access\AccessResult;
use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Plugin\Discovery\ContainerDeriverInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Test derivative with an unsafe string.
 */
class FeatureListMenuLink extends DeriverBase implements ContainerDeriverInterface, ContainerInjectionInterface {

  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * FeatureListAccessCheck constructor.
   *
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   */
  public function __construct(EntityTypeManagerInterface $entity_type_manager) {
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, $base_plugin_id = '') {
    return new static($container
      ->get('entity_type.manager'));
  }

  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    if ($this
      ->count()) {
      $this->derivatives['config_selector.admin_display'] = $base_plugin_definition;
    }
    return $this->derivatives;
  }

  /**
   * Allows access to Config Selector UI if there are entities.
   *
   * @return \Drupal\Core\Access\AccessResultInterface
   *   The access result.
   */
  public function access() {
    $entity_type = $this->entityTypeManager
      ->getDefinition('config_selector_feature');
    return AccessResult::allowedIf($this
      ->count() > 0)
      ->addCacheTags($entity_type
      ->getListCacheTags())
      ->addCacheContexts($entity_type
      ->getListCacheContexts());
  }

  /**
   * Gets the count of feature entities.
   *
   * @return int
   *   The count of feature entities.
   */
  protected function count() {
    return $this->entityTypeManager
      ->getStorage('config_selector_feature')
      ->getQuery()
      ->accessCheck(TRUE)
      ->count()
      ->execute();
  }

}

Classes

Name	Description
FeatureListMenuLink	Test derivative with an unsafe string.