CallbackValidator.php
2.09 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
<?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\Exception\ConstraintDefinitionException;
use Symfony\Component\Validator\Exception\UnexpectedTypeException;
/**
* Validator for Callback constraint.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class CallbackValidator extends ConstraintValidator
{
/**
* {@inheritdoc}
*/
public function validate($object, Constraint $constraint)
{
if (!$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])) {
$method[0] = \get_class($method[0]);
}
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".', $method, \get_class($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);
}
}
}
}