drupal-civicrm/vendor/symfony/finder/Iterator/DepthRangeFilterIterator.php
2018-01-14 13:10:16 +00:00

46 lines
1.2 KiB
PHP

<?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;
/**
* DepthRangeFilterIterator limits the directory depth.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class DepthRangeFilterIterator extends FilterIterator
{
private $minDepth = 0;
/**
* @param \RecursiveIteratorIterator $iterator The Iterator to filter
* @param int $minDepth The min depth
* @param int $maxDepth The max depth
*/
public function __construct(\RecursiveIteratorIterator $iterator, $minDepth = 0, $maxDepth = PHP_INT_MAX)
{
$this->minDepth = $minDepth;
$iterator->setMaxDepth(PHP_INT_MAX === $maxDepth ? -1 : $maxDepth);
parent::__construct($iterator);
}
/**
* Filters the iterator values.
*
* @return bool true if the value should be kept, false otherwise
*/
public function accept()
{
return $this->getInnerIterator()->getDepth() >= $this->minDepth;
}
}