4 * This file is part of the Symfony package.
6 * (c) Fabien Potencier <fabien@symfony.com>
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
12 namespace Symfony\Component\Validator\Constraints;
14 use Symfony\Component\Validator\Constraint;
15 use Symfony\Component\Validator\ConstraintValidator;
16 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
19 * @author Bernhard Schussek <bschussek@gmail.com>
21 class IsTrueValidator extends ConstraintValidator
26 public function validate($value, Constraint $constraint)
28 if (!$constraint instanceof IsTrue) {
29 throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\IsTrue');
32 if (null === $value) {
36 if (true !== $value && 1 !== $value && '1' !== $value) {
37 $this->context->buildViolation($constraint->message)
38 ->setParameter('{{ value }}', $this->formatValue($value))
39 ->setCode(IsTrue::NOT_TRUE_ERROR)