ClusterDeleteForm.php in Elasticsearch Connector 8.2

Contains \Drupal\elasticsearch_connector\Form\ClusterDeleteForm.

Namespace

Drupal\elasticsearch_connector\Form

File

src/Form/ClusterDeleteForm.php

<?php

/**
 * @file
 * Contains \Drupal\elasticsearch_connector\Form\ClusterDeleteForm.
 */
namespace Drupal\elasticsearch_connector\Form;

use Drupal\Core\Entity\EntityConfirmFormBase;
use Drupal\Core\Entity\EntityTypeManager;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;
use Drupal\elasticsearch_connector\ElasticSearch\ClientManagerInterface;
use Drupal\elasticsearch_connector\Entity\Cluster;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Defines a confirmation form for deletion of a custom menu.
 */
class ClusterDeleteForm extends EntityConfirmFormBase {

  /**
   * @var ClientManagerInterface
   */
  private $clientManager;

  /**
   * The entity manager.
   *
   * This object members must be set to anything other than private in order for
   * \Drupal\Core\DependencyInjection\DependencySerialization to be detected.
   *
   * @var \Drupal\Core\Entity\EntityManager
   */
  protected $entityManager;

  /**
   * Constructs an IndexForm object.
   *
   * @param \Drupal\Core\Entity\EntityManager|\Drupal\Core\Entity\EntityTypeManager $entity_manager
   *   The entity manager.
   * @param \Drupal\elasticsearch_connector\ElasticSearch\ClientManagerInterface $client_manager
   */
  public function __construct(EntityTypeManager $entity_manager, ClientManagerInterface $client_manager) {

    // Setup object members.
    $this->entityManager = $entity_manager;
    $this->clientManager = $client_manager;
  }

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

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return t('Are you sure you want to delete the cluster %title?', array(
      '%title' => $this->entity
        ->label(),
    ));
  }

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this
      ->t('Deleting a cluster will disable all its indexes and their searches.');
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $storage = $this->entityManager
      ->getStorage('elasticsearch_index');
    $indices = $storage
      ->loadByProperties(array(
      'server' => $this->entity->cluster_id,
    ));

    // TODO: handle indices linked to the cluster being deleted.
    if (count($indices)) {
      drupal_set_message($this
        ->t('The cluster %title cannot be deleted as it still has indices.', array(
        '%title' => $this->entity
          ->label(),
      )), 'error');
      return;
    }
    if ($this->entity
      ->id() == Cluster::getDefaultCluster()) {
      drupal_set_message($this
        ->t('The cluster %title cannot be deleted as it is set as the default cluster.', array(
        '%title' => $this->entity
          ->label(),
      )), 'error');
    }
    else {
      $this->entity
        ->delete();
      drupal_set_message($this
        ->t('The cluster %title has been deleted.', array(
        '%title' => $this->entity
          ->label(),
      )));
      $form_state
        ->setRedirect('elasticsearch_connector.config_entity.list');
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return $this
      ->t('Delete');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('elasticsearch_connector.config_entity.list');
  }

}

Classes

Name	Description
ClusterDeleteForm	Defines a confirmation form for deletion of a custom menu.