. * * The interactive user interfaces in modified source and object code versions * of this program must display Appropriate Legal Notices, as required under * Section 5 of the GNU Affero General Public License version 3. * * In accordance with Section 7(b) of the GNU Affero General Public License version 3, * these Appropriate Legal Notices must retain the display of the "EspoCRM" word. ************************************************************************/ namespace Espo\Classes\FieldValidators\Common\Link; use Espo\Core\Field\Link; use Espo\Core\FieldValidation\Validator; use Espo\Core\FieldValidation\Validator\Data; use Espo\Core\FieldValidation\Validator\Failure; use Espo\Core\ORM\Entity as CoreEntity; use Espo\ORM\Defs; use Espo\ORM\Entity; use Espo\ORM\EntityManager; use Espo\Tools\DynamicLogic\CascadingFields\ItemsProvider; use Espo\Tools\DynamicLogic\CascadingFields\ValidationHelper; /** * @implements Validator */ class CascadingSelect implements Validator { public function __construct( private EntityManager $entityManager, private Defs $defs, private ValidationHelper $helper, private ItemsProvider $itemsProvider, ) {} public function validate(Entity $entity, string $field, Data $data): ?Failure { if (!$entity instanceof CoreEntity) { return null; } $items = $this->itemsProvider->get($entity->getEntityType(), $field); if (!$items) { return null; } $linkValue = $entity->getValueObject($field); if (!$linkValue instanceof Link) { return null; } $entityType = $this->defs ->getEntity($entity->getEntityType()) ->tryGetRelation($field) ?->tryGetForeignEntityType(); if (!$entityType) { return null; } $valueEntity = $this->entityManager->getEntityById($entityType, $linkValue->getId()); if (!$valueEntity instanceof CoreEntity) { return null; } foreach ($items as $item) { $itemFailure = $this->helper->validateItem($entity, $valueEntity, $item); if ($itemFailure) { return $itemFailure; } } return null; } }