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42 lines
930 B
PHP
42 lines
930 B
PHP
<?php
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/*
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* This file is part of Respect/Validation.
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*
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* (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
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*
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* For the full copyright and license information, please view the "LICENSE.md"
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* file that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace Respect\Validation\Rules;
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use DateTimeImmutable;
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use DateTimeInterface;
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class LeapDate extends AbstractRule
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{
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public $format = null;
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public function __construct($format)
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{
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$this->format = $format;
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}
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public function validate($input): bool
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{
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if (is_string($input)) {
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$date = DateTimeImmutable::createFromFormat($this->format, $input);
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} elseif ($input instanceof DateTimeInterface) {
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$date = $input;
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} else {
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return false;
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}
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// Dates that aren't leap will aways be rounded
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return '02-29' == $date->format('m-d');
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}
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}
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