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- <?php
- namespace Drupal\Core\Entity\Plugin\Validation\Constraint;
- use Symfony\Component\Validator\Constraint;
- /**
- * Checks if a value is an entity that has a specific field.
- *
- * @Constraint(
- * id = "EntityHasField",
- * label = @Translation("Entity has field", context = "Validation"),
- * type = { "entity" },
- * )
- */
- class EntityHasFieldConstraint extends Constraint {
- /**
- * The default violation message.
- *
- * @var string
- */
- public $message = 'The entity must have the %field_name field.';
- /**
- * The violation message for non-fieldable entities.
- *
- * @var string
- */
- public $notFieldableMessage = 'The entity does not support fields.';
- /**
- * The field name option.
- *
- * @var string
- */
- public $field_name;
- /**
- * {@inheritdoc}
- */
- public function getDefaultOption() {
- return 'field_name';
- }
- /**
- * {@inheritdoc}
- */
- public function getRequiredOptions() {
- return (array) $this->getDefaultOption();
- }
- }
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