class EntityLabelNotNullConstraintValidator in Automatic Entity Label 8.2

EntityLabelNotNull constraint validator.

Custom override of NotNull constraint to allow empty entity labels to validate before the automatic label is set.

Hierarchy

• class \Drupal\Core\Validation\Plugin\Validation\Constraint\NotNullConstraintValidator extends \Symfony\Component\Validator\Constraints\NotNullValidator uses TypedDataAwareValidatorTrait
  • class \Drupal\auto_entitylabel\Plugin\Validation\EntityLabelNotNullConstraintValidator implements ContainerInjectionInterface

File

src/Plugin/Validation/EntityLabelNotNullConstraintValidator.php, line 18

Namespace

Drupal\auto_entitylabel\Plugin\Validation

class EntityLabelNotNullConstraintValidator extends NotNullConstraintValidator implements ContainerInjectionInterface {

  /**
   * The entity decorator service.
   *
   * @var \Drupal\auto_entitylabel\EntityDecorator
   */
  protected $entityDecorator;

  /**
   * Creates an EntityLabelNotNullConstraintValidator object.
   *
   * @param \Drupal\auto_entitylabel\EntityDecorator $entityDecorator
   *   The entity decorator service.
   */
  public function __construct(EntityDecorator $entityDecorator) {
    $this->entityDecorator = $entityDecorator;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('auto_entitylabel.entity_decorator'));
  }

  /**
   * {@inheritdoc}
   */
  public function validate($value, Constraint $constraint) {
    $typed_data = $this
      ->getTypedData();
    if ($typed_data instanceof FieldItemList && $typed_data
      ->isEmpty()) {
      $entity = $typed_data
        ->getEntity();

      /** @var \Drupal\auto_entitylabel\AutoEntityLabelManager $decorated_entity */
      $decorated_entity = $this->entityDecorator
        ->decorate($entity);
      if ($decorated_entity
        ->hasLabel() && $decorated_entity
        ->autoLabelNeeded()) {
        return;
      }
    }
    parent::validate($value, $constraint);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
EntityLabelNotNullConstraintValidator::$entityDecorator	protected	property	The entity decorator service.
EntityLabelNotNullConstraintValidator::create	public static	function	Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create
EntityLabelNotNullConstraintValidator::validate	public	function	Checks if the passed value is valid. Overrides NotNullConstraintValidator::validate
EntityLabelNotNullConstraintValidator::__construct	public	function	Creates an EntityLabelNotNullConstraintValidator object.
TypedDataAwareValidatorTrait::getTypedData	public	function	Gets the typed data object for the validated value.