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* * For the full copyright and license information, please view the "LICENSE.md" * file that was distributed with this source code. */ namespace Respect\Validation\Rules; use DateTime; class LeapDate extends AbstractRule { public $format = null; public function __construct($format) { $this->format = $format; } public function validate($input) { if (is_string($input)) { $date = DateTime::createFromFormat($this->format, $input); } elseif ($input instanceof DateTime) { $date = $input; } else { return false; } // Dates that aren't leap will aways be rounded return $date->format('m-d') == '02-29'; } }