class CallbackValidator

Validator for Callback constraint.

@author Bernhard Schussek <bschussek@gmail.com>

Hierarchy

Expanded class hierarchy of CallbackValidator

File

vendor/symfony/validator/Constraints/CallbackValidator.php, line 24

Namespace

Symfony\Component\Validator\Constraints
View source 
class CallbackValidator extends ConstraintValidator {
    public function validate(mixed $object, Constraint $constraint) : void {
        if (!$constraint instanceof Callback) {
            throw new UnexpectedTypeException($constraint, Callback::class);
        }
        $method = $constraint->callback;
        if ($method instanceof \Closure) {
            $method($object, $this->context, $constraint->payload);
        }
        elseif (\is_array($method)) {
            if (!\is_callable($method)) {
                if (isset($method[0]) && \is_object($method[0])) {
                    $method[0] = $method[0]::class;
                }
                throw new ConstraintDefinitionException(json_encode($method) . ' targeted by Callback constraint is not a valid callable.');
            }
            $method($object, $this->context, $constraint->payload);
        }
        elseif (null !== $object) {
            if (!method_exists($object, $method)) {
                throw new ConstraintDefinitionException(\sprintf('Method "%s" targeted by Callback constraint does not exist in class "%s".', $method, get_debug_type($object)));
            }
            $reflMethod = new \ReflectionMethod($object, $method);
            if ($reflMethod->isStatic()) {
                $reflMethod->invoke(null, $object, $this->context, $constraint->payload);
            }
            else {
                $reflMethod->invoke($object, $this->context, $constraint->payload);
            }
        }
    }

}

Members

Title Modifiers Object type Summary Overriden Title
CallbackValidator::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;).