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120 | office | 1 | <?php |
2 | |||
3 | /* |
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4 | * This file is part of the Symfony package. |
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5 | * |
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6 | * (c) Fabien Potencier <fabien@symfony.com> |
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7 | * |
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8 | * For the full copyright and license information, please view the LICENSE |
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9 | * file that was distributed with this source code. |
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10 | */ |
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11 | |||
12 | namespace Symfony\Component\Finder\Iterator; |
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13 | |||
14 | /** |
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15 | * This iterator just overrides the rewind method in order to correct a PHP bug, |
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16 | * which existed before version 5.5.23/5.6.7. |
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17 | * |
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18 | * @see https://bugs.php.net/68557 |
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19 | * |
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20 | * @author Alex Bogomazov |
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21 | */ |
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22 | abstract class FilterIterator extends \FilterIterator |
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23 | { |
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24 | /** |
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25 | * This is a workaround for the problem with \FilterIterator leaving inner \FilesystemIterator in wrong state after |
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26 | * rewind in some cases. |
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27 | * |
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28 | * @see FilterIterator::rewind() |
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29 | */ |
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30 | public function rewind() |
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31 | { |
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32 | if (\PHP_VERSION_ID > 50607 || (\PHP_VERSION_ID > 50523 && \PHP_VERSION_ID < 50600)) { |
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33 | parent::rewind(); |
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34 | |||
35 | return; |
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36 | } |
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37 | |||
38 | $iterator = $this; |
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39 | while ($iterator instanceof \OuterIterator) { |
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40 | $innerIterator = $iterator->getInnerIterator(); |
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41 | |||
42 | if ($innerIterator instanceof RecursiveDirectoryIterator) { |
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43 | // this condition is necessary for iterators to work properly with non-local filesystems like ftp |
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44 | if ($innerIterator->isRewindable()) { |
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45 | $innerIterator->next(); |
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46 | $innerIterator->rewind(); |
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47 | } |
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48 | } elseif ($innerIterator instanceof \FilesystemIterator) { |
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49 | $innerIterator->next(); |
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50 | $innerIterator->rewind(); |
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51 | } |
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52 | |||
53 | $iterator = $innerIterator; |
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54 | } |
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55 | |||
56 | parent::rewind(); |
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57 | } |
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58 | } |