gnu-social/vendor/symfony/validator/Mapping/Loader/StaticMethodLoader.php
2021-07-16 19:44:40 +01:00

67 lines
1.7 KiB
PHP

<?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\Mapping\Loader;
use Symfony\Component\Validator\Exception\MappingException;
use Symfony\Component\Validator\Mapping\ClassMetadata;
/**
* Loads validation metadata by calling a static method on the loaded class.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class StaticMethodLoader implements LoaderInterface
{
protected $methodName;
/**
* Creates a new loader.
*
* @param string $methodName The name of the static method to call
*/
public function __construct($methodName = 'loadValidatorMetadata')
{
$this->methodName = $methodName;
}
/**
* {@inheritdoc}
*/
public function loadClassMetadata(ClassMetadata $metadata)
{
/** @var \ReflectionClass $reflClass */
$reflClass = $metadata->getReflectionClass();
if (!$reflClass->isInterface() && $reflClass->hasMethod($this->methodName)) {
$reflMethod = $reflClass->getMethod($this->methodName);
if ($reflMethod->isAbstract()) {
return false;
}
if (!$reflMethod->isStatic()) {
throw new MappingException(sprintf('The method %s::%s should be static', $reflClass->name, $this->methodName));
}
if ($reflMethod->getDeclaringClass()->name != $reflClass->name) {
return false;
}
$reflMethod->invoke(null, $metadata);
return true;
}
return false;
}
}