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<?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.md" * file that was distributed with this source code. */ namespace Respect\Validation\Rules; use Respect\Validation\Exceptions\ComponentException; class Callback extends AbstractRule { public $callback; public $arguments; public function __construct($callback) { if (!is_callable($callback)) { throw new ComponentException('Invalid callback'); } $arguments = func_get_args(); array_shift($arguments); $this->callback = $callback; $this->arguments = $arguments; } public function validate($input) { $params = $this->arguments; array_unshift($params, $input); return (bool) call_user_func_array($this->callback, $params); } }