FilterIterator.php in Database Sanitize 7

Namespace

Symfony\Component\Finder\Iterator

File

vendor/symfony/finder/Iterator/FilterIterator.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * 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,
 * which existed before version 5.5.23/5.6.7.
 *
 * @see https://bugs.php.net/68557
 *
 * @author Alex Bogomazov
 *
 * @deprecated since 3.4, to be removed in 4.0.
 */
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() {
    if (\PHP_VERSION_ID > 50607 || \PHP_VERSION_ID > 50523 && \PHP_VERSION_ID < 50600) {
      parent::rewind();
      return;
    }
    $iterator = $this;
    while ($iterator instanceof \OuterIterator) {
      $innerIterator = $iterator
        ->getInnerIterator();
      if ($innerIterator instanceof RecursiveDirectoryIterator) {

        // this condition is necessary for iterators to work properly with non-local filesystems like ftp
        if ($innerIterator
          ->isRewindable()) {
          $innerIterator
            ->next();
          $innerIterator
            ->rewind();
        }
      }
      elseif ($innerIterator instanceof \FilesystemIterator) {
        $innerIterator
          ->next();
        $innerIterator
          ->rewind();
      }
      $iterator = $innerIterator;
    }
    parent::rewind();
  }

}

Classes

Name	Description
FilterIterator Deprecated	This iterator just overrides the rewind method in order to correct a PHP bug, which existed before version 5.5.23/5.6.7.