public function EntityDeleteConfirmationForm::submitForm in Entity Delete 8

Form submission handler.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Overrides FormInterface::submitForm

File

src/Form/EntityDeleteConfirmationForm.php, line 45

Class

EntityDeleteConfirmationForm

Class EntityDeleteConfirmationForm.

Namespace

Drupal\entity_delete\Form

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
  $query = \Drupal::request()->query;
  $entity_type = $query
    ->get('entity_type');
  $bundle = $query
    ->get('bundle');
  if ($form_state
    ->getValue('op') == 'Cancel') {
    $form_state
      ->setRedirect('entity_delete.entity_delete_bulk');
  }
  else {
    $success_message = FALSE;

    // To delete log entries.
    if ($entity_type == 'watchdog' && $bundle == 'all') {
      $conn = Database::getConnection();
      $truncate = $conn
        ->truncate('watchdog');
      $truncate
        ->execute();
      \Drupal::messenger()
        ->addMessage($this
        ->t('Log Entries Cleared Successfully'));
    }
    else {
      $bundle_type = '';
      if ($entity_type == 'users') {
        $entity_type = 'user';
      }
      else {
        if ($entity_type == 'file_managed') {
          $entity_type = 'file';
        }
      }

      // Build entity query.
      $entity_query = \Drupal::entityQuery($entity_type);
      $batch = [
        'title' => $this
          ->t('Deleting @entity_type...', [
          '@entity_type' => $entity_type,
        ]),
        // Error Message.
        'error_message' => $this
          ->t('Error!'),
        'finished' => '\\Drupal\\entity_delete\\DeleteEntity::deleteEntityFinishedCallback',
      ];

      // To delete User(s)
      if ($entity_type == 'user') {
        $entity_query
          ->condition('uid', [
          0,
          1,
        ], 'NOT IN');
      }
      else {

        // Get entity bundle.
        $exclude_entities = [
          'file',
          'comment',
          'user',
          'watchdog',
        ];
        if (!in_array($entity_type, $exclude_entities)) {
          $manager = \Drupal::entityDefinitionUpdateManager();
          $entity_type_load = $manager
            ->getEntityType($entity_type);
          $entity_keys = $entity_type_load
            ->getKeys();
          $bundle_type = $entity_keys['bundle'];
          if ($bundle_type) {
            if ($bundle != 'all') {
              $entity_query
                ->condition($bundle_type, $bundle);
            }
          }
        }
      }
      $entity_ids = $entity_query
        ->execute();
      if (count($entity_ids) > 0) {

        // Chunk entity ids.
        $batch_ids = array_chunk($entity_ids, 25);
        $count_ids = 0;
        foreach ($batch_ids as $delete_ids) {
          $count_ids += count($delete_ids);
          $batch['operations'][] = [
            '\\Drupal\\entity_delete\\DeleteEntity::deleteEntity',
            [
              $delete_ids,
              $count_ids,
              count($entity_ids),
              $entity_type,
              $bundle,
            ],
          ];
        }
        batch_set($batch);
        $success_message = TRUE;
      }
      if ($success_message) {
        $form_state
          ->setRedirect('entity_delete.entity_delete_bulk');
      }
      else {
        \Drupal::messenger()
          ->addMessage($this
          ->t('No @entity(s) found to delete.', [
          '@bundle' => $bundle,
          '@entity' => $entity_type,
        ]), 'warning');
        $form_state
          ->setRedirect('entity_delete.entity_delete_bulk');
      }
    }
  }
}