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

71 lines
1.5 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 DateTimeInterface;
use Respect\Validation\Helpers\CanValidateDateTime;
use function date;
use function is_scalar;
use function strtotime;
/**
* @author Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
* @author Emmerson Siqueira <emmersonsiqueira@gmail.com>
* @author Henrique Moody <henriquemoody@gmail.com>
*/
final class DateTime extends AbstractRule
{
use CanValidateDateTime;
/**
* @var string|null
*/
private $format;
/**
* @var string
*/
private $sample;
/**
* Initializes the rule.
*/
public function __construct(?string $format = null)
{
$this->format = $format;
$this->sample = date($format ?: 'c', strtotime('2005-12-30 01:02:03'));
}
/**
* {@inheritDoc}
*/
public function validate($input): bool
{
if ($input instanceof DateTimeInterface) {
return $this->format === null;
}
if (!is_scalar($input)) {
return false;
}
if ($this->format === null) {
return strtotime((string) $input) !== false;
}
return $this->isDateTime($this->format, (string) $input);
}
}