CallbackValidator.php in Plug 7
File
lib/Symfony/validator/Symfony/Component/Validator/Constraints/CallbackValidator.php
View source
<?php
namespace Symfony\Component\Validator\Constraints;
use Symfony\Component\Validator\Constraint;
use Symfony\Component\Validator\ConstraintValidator;
use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
class CallbackValidator extends ConstraintValidator {
public function validate($object, Constraint $constraint) {
if (!$constraint instanceof Callback) {
throw new UnexpectedTypeException($constraint, __NAMESPACE__ . '\\Callback');
}
if (null !== $constraint->callback && null !== $constraint->methods) {
throw new ConstraintDefinitionException('The Callback constraint supports either the option "callback" ' . 'or "methods", but not both at the same time.');
}
if (null !== $constraint->methods && !is_array($constraint->methods)) {
throw new UnexpectedTypeException($constraint->methods, 'array');
}
$methods = $constraint->methods ?: array(
$constraint->callback,
);
foreach ($methods as $method) {
if ($method instanceof \Closure) {
$method($object, $this->context);
}
elseif (is_array($method)) {
if (!is_callable($method)) {
throw new ConstraintDefinitionException(sprintf('"%s::%s" targeted by Callback constraint is not a valid callable', $method[0], $method[1]));
}
call_user_func($method, $object, $this->context);
}
elseif (null !== $object) {
if (!method_exists($object, $method)) {
throw new ConstraintDefinitionException(sprintf('Method "%s" targeted by Callback constraint does not exist', $method));
}
$reflMethod = new \ReflectionMethod($object, $method);
if ($reflMethod
->isStatic()) {
$reflMethod
->invoke(null, $object, $this->context);
}
else {
$reflMethod
->invoke($object, $this->context);
}
}
}
}
}