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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\Validator\Constraints;
- use Symfony\Component\Validator\Constraint;
- use Symfony\Component\Validator\ConstraintValidator;
- use Symfony\Component\Validator\Exception\UnexpectedTypeException;
- use Symfony\Component\Validator\Exception\UnexpectedValueException;
- /**
- * Validates whether a value is a valid IP address.
- *
- * @author Bernhard Schussek <bschussek@gmail.com>
- * @author Joseph Bielawski <stloyd@gmail.com>
- */
- class IpValidator extends ConstraintValidator
- {
- /**
- * {@inheritdoc}
- */
- public function validate($value, Constraint $constraint)
- {
- if (!$constraint instanceof Ip) {
- throw new UnexpectedTypeException($constraint, Ip::class);
- }
- if (null === $value || '' === $value) {
- return;
- }
- if (!is_scalar($value) && !(\is_object($value) && method_exists($value, '__toString'))) {
- throw new UnexpectedValueException($value, 'string');
- }
- $value = (string) $value;
- if (null !== $constraint->normalizer) {
- $value = ($constraint->normalizer)($value);
- }
- switch ($constraint->version) {
- case Ip::V4:
- $flag = \FILTER_FLAG_IPV4;
- break;
- case Ip::V6:
- $flag = \FILTER_FLAG_IPV6;
- break;
- case Ip::V4_NO_PRIV:
- $flag = \FILTER_FLAG_IPV4 | \FILTER_FLAG_NO_PRIV_RANGE;
- break;
- case Ip::V6_NO_PRIV:
- $flag = \FILTER_FLAG_IPV6 | \FILTER_FLAG_NO_PRIV_RANGE;
- break;
- case Ip::ALL_NO_PRIV:
- $flag = \FILTER_FLAG_NO_PRIV_RANGE;
- break;
- case Ip::V4_NO_RES:
- $flag = \FILTER_FLAG_IPV4 | \FILTER_FLAG_NO_RES_RANGE;
- break;
- case Ip::V6_NO_RES:
- $flag = \FILTER_FLAG_IPV6 | \FILTER_FLAG_NO_RES_RANGE;
- break;
- case Ip::ALL_NO_RES:
- $flag = \FILTER_FLAG_NO_RES_RANGE;
- break;
- case Ip::V4_ONLY_PUBLIC:
- $flag = \FILTER_FLAG_IPV4 | \FILTER_FLAG_NO_PRIV_RANGE | \FILTER_FLAG_NO_RES_RANGE;
- break;
- case Ip::V6_ONLY_PUBLIC:
- $flag = \FILTER_FLAG_IPV6 | \FILTER_FLAG_NO_PRIV_RANGE | \FILTER_FLAG_NO_RES_RANGE;
- break;
- case Ip::ALL_ONLY_PUBLIC:
- $flag = \FILTER_FLAG_NO_PRIV_RANGE | \FILTER_FLAG_NO_RES_RANGE;
- break;
- default:
- $flag = null;
- break;
- }
- if (!filter_var($value, \FILTER_VALIDATE_IP, $flag)) {
- $this->context->buildViolation($constraint->message)
- ->setParameter('{{ value }}', $this->formatValue($value))
- ->setCode(Ip::INVALID_IP_ERROR)
- ->addViolation();
- }
- }
- }
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