public function WebformEntityStorage::delete in Webform 8.5

Same name and namespace in other branches

1. 6.x src/WebformEntityStorage.php \Drupal\webform\WebformEntityStorage::delete()

Deletes permanently saved entities.

Parameters

array $entities: An array of entity objects to delete.

Throws

\Drupal\Core\Entity\EntityStorageException In case of failures, an exception is thrown.

Overrides EntityStorageBase::delete

File

src/WebformEntityStorage.php, line 149

Class

WebformEntityStorage

Storage controller class for "webform" configuration entities.

Namespace

Drupal\webform

Code

public function delete(array $entities) {
  parent::delete($entities);
  if (!$entities) {

    // If no entities were passed, do nothing.
    return;
  }

  // Delete all webform submission log entries.
  $webform_ids = [];
  foreach ($entities as $entity) {
    $webform_ids[] = $entity
      ->id();
  }

  // Delete all webform records used to track next serial.
  $this->database
    ->delete('webform')
    ->condition('webform_id', $webform_ids, 'IN')
    ->execute();

  // Remove the webform specific file directory for all stream wrappers.
  // @see \Drupal\webform\Plugin\WebformElement\WebformManagedFileBase
  // @see \Drupal\webform\Plugin\WebformElement\WebformSignature
  foreach ($entities as $entity) {
    $stream_wrappers = array_keys(\Drupal::service('stream_wrapper_manager')
      ->getNames(StreamWrapperInterface::WRITE_VISIBLE));
    foreach ($stream_wrappers as $stream_wrapper) {
      $file_directory = $stream_wrapper . '://webform/' . $entity
        ->id();
      if (file_exists($file_directory)) {

        // Clear all signature files.
        // @see \Drupal\webform\Plugin\WebformElement\WebformSignature::getImageUrl
        $files = $this->fileSystem
          ->scanDirectory($file_directory, '/^signature-.*/');
        foreach (array_keys($files) as $uri) {
          $this->fileSystem
            ->delete($uri);
        }

        // Clear empty webform directory.
        if (empty($this->fileSystem
          ->scanDirectory($file_directory, '/.*/'))) {
          $this->fileSystem
            ->deleteRecursive($file_directory);
        }
      }
    }
  }
}