/
FilterIterator.php
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/
FilterIterator.php
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<?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;
/**
* This iterator just overrides the rewind method in order to correct a PHP bug.
*
* @see https://bugs.php.net/bug.php?id=49104
*
* @author Alex Bogomazov
*/
abstract class FilterIterator extends \FilterIterator
{
/**
* This is a workaround for the problem with \FilterIterator leaving inner \FilesystemIterator in wrong state after
* rewind in some cases.
*
* @see FilterIterator::rewind()
*/
public function rewind()
{
$iterator = $this;
while ($iterator instanceof \OuterIterator) {
if ($iterator->getInnerIterator() instanceof \FilesystemIterator) {
$iterator->getInnerIterator()->next();
$iterator->getInnerIterator()->rewind();
}
$iterator = $iterator->getInnerIterator();
}
parent::rewind();
}
}