<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Finder\Iterator;

class FileTypeFilterIterator extends FilterIterator
{
    const ONLY_FILES = 1;
    const ONLY_DIRECTORIES = 2;

    private $mode;

    public function __construct(\Iterator $iterator, $mode)
    {
        $this->mode = $mode;

        parent::__construct($iterator);
    }

    public function accept()
    {
        $fileinfo = $this->current();
        if (self::ONLY_DIRECTORIES === (self::ONLY_DIRECTORIES & $this->mode) && $fileinfo->isFile()) {
            return false;
        } elseif (self::ONLY_FILES === (self::ONLY_FILES & $this->mode) && $fileinfo->isDir()) {
            return false;
        }

        return true;
    }
}
