public function PresentationFormBase::exists in Isotope (with Masonry and Packery) 8
Checks for an existing Presentation.
Parameters
string|int $entity_id: The entity ID.
array $element: The form element.
\Drupal\Core\Form\FormStateInterface $form_state: The form state.
Return value
bool TRUE if this format already exists, FALSE otherwise.
File
- src/Form/ PresentationFormBase.php, line 269 
- Contains Drupal\isotope\Form\PresentationFormBase.
Class
- PresentationFormBase
- Class PresentationFormBase.
Namespace
Drupal\isotope\FormCode
public function exists($entity_id, array $element, FormStateInterface $form_state) {
  // Use the query factory to build a new Presentation entity query.
  $query = $this->entityQueryFactory
    ->get('presentation');
  // Query the entity ID to see if its in use.
  $result = $query
    ->condition('id', $element['#field_prefix'] . $entity_id)
    ->execute();
  // We don't need to return the ID, only if it exists or not.
  return (bool) $result;
}