public function PullForm::validateSelectedEntities in Entity Share 8

Same name and namespace in other branches

1. 8.3 modules/entity_share_client/src/Form/PullForm.php \Drupal\entity_share_client\Form\PullForm::validateSelectedEntities()
2. 8.2 modules/entity_share_client/src/Form/PullForm.php \Drupal\entity_share_client\Form\PullForm::validateSelectedEntities()

Ensure at least one entity is selected.

Parameters

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

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

File

modules/entity_share_client/src/Form/PullForm.php, line 187

Class

PullForm

Form controller to pull entities.

Namespace

Drupal\entity_share_client\Form

Code

public function validateSelectedEntities(array &$form, FormStateInterface $form_state) {
  $selected_entities = $form_state
    ->getValue('entities');
  if (!is_null($selected_entities)) {
    $selected_entities = array_filter($selected_entities);
    if (empty($selected_entities)) {
      $form_state
        ->setErrorByName('entities', $this
        ->t('You must select at least one entity.'));
    }
  }
}