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\Context\ExecutionContextInterface;
15 use Symfony\Component\Validator\Constraint;
16 use Symfony\Component\Validator\ConstraintValidator;
17 use Symfony\Component\Validator\Exception\UnexpectedTypeException;
20 * Validates whether a value is a valid IP address.
22 * @author Bernhard Schussek <bschussek@gmail.com>
23 * @author Joseph Bielawski <stloyd@gmail.com>
25 class IpValidator extends ConstraintValidator
30 public function validate($value, Constraint $constraint)
32 if (!$constraint instanceof Ip) {
33 throw new UnexpectedTypeException($constraint, __NAMESPACE__.'\Ip');
36 if (null === $value || '' === $value) {
40 if (!is_scalar($value) && !(is_object($value) && method_exists($value, '__toString'))) {
41 throw new UnexpectedTypeException($value, 'string');
44 $value = (string) $value;
46 switch ($constraint->version) {
48 $flag = FILTER_FLAG_IPV4;
52 $flag = FILTER_FLAG_IPV6;
56 $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE;
60 $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE;
64 $flag = FILTER_FLAG_NO_PRIV_RANGE;
68 $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_RES_RANGE;
72 $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_RES_RANGE;
76 $flag = FILTER_FLAG_NO_RES_RANGE;
79 case Ip::V4_ONLY_PUBLIC:
80 $flag = FILTER_FLAG_IPV4 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
83 case Ip::V6_ONLY_PUBLIC:
84 $flag = FILTER_FLAG_IPV6 | FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
87 case Ip::ALL_ONLY_PUBLIC:
88 $flag = FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE;
96 if (!filter_var($value, FILTER_VALIDATE_IP, $flag)) {
97 if ($this->context instanceof ExecutionContextInterface) {
98 $this->context->buildViolation($constraint->message)
99 ->setParameter('{{ value }}', $this->formatValue($value))
100 ->setCode(Ip::INVALID_IP_ERROR)
103 $this->buildViolation($constraint->message)
104 ->setParameter('{{ value }}', $this->formatValue($value))
105 ->setCode(Ip::INVALID_IP_ERROR)