. */ declare(strict_types=1); /** * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony). * * Copyright (C) 2019 Jan Böhmer (https://github.com/jbtronics) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA */ namespace App\Validator\Constraints; use App\Entity\Base\AbstractStructuralDBElement; use Symfony\Component\Form\Exception\UnexpectedTypeException; use Symfony\Component\Validator\Constraint; use Symfony\Component\Validator\ConstraintValidator; use Symfony\Component\Validator\Exception\UnexpectedValueException; /** * The validator for the Selectable constraint. */ class SelectableValidator extends ConstraintValidator { /** * Checks if the passed value is valid. * * @param mixed $value The value that should be validated * @param \Symfony\Component\Validator\Constraint $constraint The constraint for the validation */ public function validate($value, Constraint $constraint): void { if (! $constraint instanceof Selectable) { throw new UnexpectedTypeException($constraint, Selectable::class); } // custom constraints should ignore null and empty values to allow // other constraints (NotBlank, NotNull, etc.) take care of that if (null === $value || '' === $value) { return; } //Check type of value. Validating only works for StructuralDBElements if (! $value instanceof AbstractStructuralDBElement) { throw new UnexpectedValueException($value, 'StructuralDBElement'); } //Check if the value is not selectable -> show error message then. if ($value->isNotSelectable()) { $this->context->buildViolation($constraint->message) ->setParameter('{{ name }}', $value->getName()) ->setParameter('{{ full_path }}', $value->getFullPath()) ->addViolation(); } } }