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1 <?php
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2
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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
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12 namespace Symfony\Component\HttpFoundation\Session\Storage\Handler;
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13
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14 /**
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15 * Native session handler using PHP's built in file storage.
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16 *
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17 * @author Drak <drak@zikula.org>
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18 */
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19 class NativeFileSessionHandler extends NativeSessionHandler
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20 {
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21 /**
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22 * @param string $savePath Path of directory to save session files
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23 * Default null will leave setting as defined by PHP.
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24 * '/path', 'N;/path', or 'N;octal-mode;/path
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25 *
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26 * @see http://php.net/session.configuration.php#ini.session.save-path for further details.
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27 *
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28 * @throws \InvalidArgumentException On invalid $savePath
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29 * @throws \RuntimeException When failing to create the save directory
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30 */
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31 public function __construct($savePath = null)
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32 {
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33 if (null === $savePath) {
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34 $savePath = ini_get('session.save_path');
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35 }
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36
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37 $baseDir = $savePath;
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38
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39 if ($count = substr_count($savePath, ';')) {
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40 if ($count > 2) {
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41 throw new \InvalidArgumentException(sprintf('Invalid argument $savePath \'%s\'', $savePath));
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42 }
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43
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44 // characters after last ';' are the path
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45 $baseDir = ltrim(strrchr($savePath, ';'), ';');
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46 }
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47
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48 if ($baseDir && !is_dir($baseDir) && !@mkdir($baseDir, 0777, true) && !is_dir($baseDir)) {
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49 throw new \RuntimeException(sprintf('Session Storage was not able to create directory "%s"', $baseDir));
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50 }
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51
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52 ini_set('session.save_path', $savePath);
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53 ini_set('session.save_handler', 'files');
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54 }
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55 }
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