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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 SplFileInfo; /** * Validate file extensions. * * @author Henrique Moody <henriquemoody@gmail.com> */ class Extension extends AbstractRule { /** * @var string */ public $extension; /** * @param string $extension */ public function __construct($extension) { $this->extension = $extension; } /** * {@inheritdoc} */ public function validate($input) { if ($input instanceof SplFileInfo) { return ($input->getExtension() == $this->extension); } if (!is_string($input)) { return false; } return (pathinfo($input, PATHINFO_EXTENSION) == $this->extension); } }