HighSpeaker/vendor/workerman/validation/library/Rules/LeapDate.php
2022-12-24 22:10:40 +08:00

59 lines
1.2 KiB
PHP

<?php
/*
* This file is part of Respect/Validation.
*
* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
*
* For the full copyright and license information, please view the LICENSE file
* that was distributed with this source code.
*/
declare(strict_types=1);
namespace Respect\Validation\Rules;
use DateTimeImmutable;
use DateTimeInterface;
use function is_scalar;
/**
* Validates if a date is leap.
*
* @author Danilo Benevides <danilobenevides01@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
* @author Jayson Reis <santosdosreis@gmail.com>
*/
final class LeapDate extends AbstractRule
{
/**
* @var string
*/
private $format;
/**
* Initializes the rule with the expected format.
*/
public function __construct(string $format)
{
$this->format = $format;
}
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
if ($input instanceof DateTimeInterface) {
return $input->format('m-d') === '02-29';
}
if (is_scalar($input)) {
return $this->validate(DateTimeImmutable::createFromFormat($this->format, (string) $input));
}
return false;
}
}