class ForumLeafConstraintValidator in Drupal 9

Validates the ForumLeaf constraint.

Hierarchy

• class \Drupal\forum\Plugin\Validation\Constraint\ForumLeafConstraintValidator extends \Symfony\Component\Validator\ConstraintValidator

File

core/modules/forum/src/Plugin/Validation/Constraint/ForumLeafConstraintValidator.php, line 11

Namespace

Drupal\forum\Plugin\Validation\Constraint

class ForumLeafConstraintValidator extends ConstraintValidator {

  /**
   * {@inheritdoc}
   */
  public function validate($items, Constraint $constraint) {
    $item = $items
      ->first();
    if (!isset($item)) {
      return NULL;
    }

    // Verify that a term has been selected.
    if (!$item->entity) {
      $this->context
        ->addViolation($constraint->selectForum);
    }

    // The forum_container flag must not be set.
    if (!empty($item->entity->forum_container->value)) {
      $this->context
        ->addViolation($constraint->noLeafMessage, [
        '%forum' => $item->entity
          ->getName(),
      ]);
    }
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ForumLeafConstraintValidator::validate	public	function