62 lines
2.1 KiB
PHP
62 lines
2.1 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Validator\Constraints;
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use Symfony\Component\Validator\Constraint;
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use Symfony\Component\Validator\ConstraintValidator;
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use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
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use Symfony\Component\Validator\Exception\UnexpectedTypeException;
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/**
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* Validator for Callback constraint.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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*/
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class CallbackValidator extends ConstraintValidator
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{
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/**
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* {@inheritdoc}
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*/
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public function validate($object, Constraint $constraint)
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{
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if (!$constraint instanceof Callback) {
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throw new UnexpectedTypeException($constraint, Callback::class);
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}
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$method = $constraint->callback;
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if ($method instanceof \Closure) {
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$method($object, $this->context, $constraint->payload);
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} elseif (\is_array($method)) {
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if (!\is_callable($method)) {
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if (isset($method[0]) && \is_object($method[0])) {
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$method[0] = \get_class($method[0]);
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}
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throw new ConstraintDefinitionException(json_encode($method).' targeted by Callback constraint is not a valid callable.');
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}
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$method($object, $this->context, $constraint->payload);
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} elseif (null !== $object) {
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if (!method_exists($object, $method)) {
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throw new ConstraintDefinitionException(sprintf('Method "%s" targeted by Callback constraint does not exist in class "%s".', $method, get_debug_type($object)));
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}
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$reflMethod = new \ReflectionMethod($object, $method);
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if ($reflMethod->isStatic()) {
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$reflMethod->invoke(null, $object, $this->context, $constraint->payload);
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} else {
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$reflMethod->invoke($object, $this->context, $constraint->payload);
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}
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}
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}
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}
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