class CidrValidator

Validates whether a value is a CIDR notation.

@author Sorin Pop <popsorin15@gmail.com> @author Calin Bolea <calin.bolea@gmail.com> @author Ninos Ego <me@ninosego.de>

Hierarchy

Expanded class hierarchy of CidrValidator

File

vendor/symfony/validator/Constraints/CidrValidator.php, line 26

Namespace

Symfony\Component\Validator\Constraints
View source 
class CidrValidator extends ConstraintValidator {
    public function validate($value, Constraint $constraint) : void {
        if (!$constraint instanceof Cidr) {
            throw new UnexpectedTypeException($constraint, Cidr::class);
        }
        if (null === $value || '' === $value) {
            return;
        }
        if (!\is_string($value) && !$value instanceof \Stringable) {
            throw new UnexpectedValueException($value, 'string');
        }
        $value = (string) $value;
        if (null !== $constraint->normalizer) {
            $value = ($constraint->normalizer)($value);
        }
        $cidrParts = explode('/', $value, 2);
        if (!isset($cidrParts[1]) || !ctype_digit($cidrParts[1]) || '' === $cidrParts[0]) {
            $this->context
                ->buildViolation($constraint->message)
                ->setCode(Cidr::INVALID_CIDR_ERROR)
                ->addViolation();
            return;
        }
        $ipAddress = $cidrParts[0];
        $netmask = (int) $cidrParts[1];
        if (!IpValidator::checkIP($ipAddress, $constraint->version)) {
            $this->context
                ->buildViolation($constraint->message)
                ->setCode(Cidr::INVALID_CIDR_ERROR)
                ->addViolation();
            return;
        }
        $netmaskMax = $constraint->netmaskMax;
        if (filter_var($ipAddress, \FILTER_VALIDATE_IP, \FILTER_FLAG_IPV4) && $netmaskMax > 32) {
            $netmaskMax = 32;
        }
        if ($netmask < $constraint->netmaskMin || $netmask > $netmaskMax) {
            $this->context
                ->buildViolation($constraint->netmaskRangeViolationMessage)
                ->setParameter('{{ min }}', $constraint->netmaskMin)
                ->setParameter('{{ max }}', $netmaskMax)
                ->setCode(Cidr::OUT_OF_RANGE_ERROR)
                ->addViolation();
        }
    }

}

Members

Title Modifiers Object type Summary Overriden Title
CidrValidator::validate public function Checks if the passed value is valid. Overrides ConstraintValidatorInterface::validate
ConstraintValidator::$context protected property
ConstraintValidator::formatTypeOf protected function Returns a string representation of the type of the value.
ConstraintValidator::formatValue protected function Returns a string representation of the value.
ConstraintValidator::formatValues protected function Returns a string representation of a list of values.
ConstraintValidator::initialize public function Initializes the constraint validator. Overrides ConstraintValidatorInterface::initialize
ConstraintValidator::OBJECT_TO_STRING public constant Whether to cast objects with a &quot;__toString()&quot; method to strings.
ConstraintValidator::PRETTY_DATE public constant Whether to format {@link \DateTime} objects, either with the {@link \IntlDateFormatter}
(if it is available) or as RFC-3339 dates (&quot;Y-m-d H:i:s&quot;).