name : DepthRangeFilterIterator.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; /** * Constructor. * * @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 Boolean true if the value should be kept, false otherwise */ public function accept() { return $this->getInnerIterator()->getDepth() >= $this->minDepth; } }