gnu-social/vendor/symfony/validator/Constraints/IpValidator.php

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2020-08-08 07:42:38 +09:00
<?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\Context\ExecutionContextInterface;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
/**
* 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, __NAMESPACE__.'\Ip');
}
if (null === $value || '' === $value) {
return;
}
if (!is_scalar($value) && !(\is_object($value) && method_exists($value, '__toString'))) {
throw new UnexpectedTypeException($value, 'string');
}
$value = (string) $value;
switch ($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, $flag)) {
if ($this->context instanceof ExecutionContextInterface) {
$this->context->buildViolation($constraint->message)
->setParameter('{{ value }}', $this->formatValue($value))
->setCode(Ip::INVALID_IP_ERROR)
->addViolation();
} else {
$this->buildViolation($constraint->message)
->setParameter('{{ value }}', $this->formatValue($value))
->setCode(Ip::INVALID_IP_ERROR)
->addViolation();
}
}
}
}