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<?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;
/**
* @Annotation
* @Target({"CLASS", "PROPERTY", "METHOD", "ANNOTATION"})
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class Callback extends Constraint
{
/**
* @var string|callable
*/
public $callback;
/**
* {@inheritdoc}
*/
public function __construct($options = null)
{
// Invocation through annotations with an array parameter only
if (\is_array($options) && 1 === \count($options) && isset($options['value'])) {
$options = $options['value'];
}
if (\is_array($options) && !isset($options['callback']) && !isset($options['groups']) && !isset($options['payload'])) {
$options = ['callback' => $options];
}
parent::__construct($options);
}
/**
* {@inheritdoc}
*/
public function getDefaultOption()
{
return 'callback';
}
/**
* {@inheritdoc}
*/
public function getTargets()
{
return [self::CLASS_CONSTRAINT, self::PROPERTY_CONSTRAINT];
}
}