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- <?php
- /**
- * @author Björn Schießle <bjoern@schiessle.org>
- * @author Joas Schilling <nickvergessen@owncloud.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Robin Appelman <icewind@owncloud.com>
- * @author Roeland Jago Douma <rullzer@owncloud.com>
- *
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
- namespace OCA\Files_Sharing;
- use OC\Files\Filesystem;
- use OC\Files\Mount\MountPoint;
- use OC\Files\Mount\MoveableMount;
- use OC\Files\View;
- /**
- * Shared mount points can be moved by the user
- */
- class SharedMount extends MountPoint implements MoveableMount {
- /**
- * @var \OC\Files\Storage\Shared $storage
- */
- protected $storage = null;
- /**
- * @var \OC\Files\View
- */
- private $recipientView;
- /**
- * @var string
- */
- private $user;
- /** @var \OCP\Share\IShare */
- private $superShare;
- /** @var \OCP\Share\IShare[] */
- private $groupedShares;
- /**
- * @param string $storage
- * @param SharedMount[] $mountpoints
- * @param array|null $arguments
- * @param \OCP\Files\Storage\IStorageFactory $loader
- */
- public function __construct($storage, array $mountpoints, $arguments = null, $loader = null) {
- $this->user = $arguments['user'];
- $this->recipientView = new View('/' . $this->user . '/files');
- $this->superShare = $arguments['superShare'];
- $this->groupedShares = $arguments['groupedShares'];
- $newMountPoint = $this->verifyMountPoint($this->superShare, $mountpoints);
- $absMountPoint = '/' . $this->user . '/files' . $newMountPoint;
- $arguments['ownerView'] = new View('/' . $this->superShare->getShareOwner() . '/files');
- parent::__construct($storage, $absMountPoint, $arguments, $loader);
- }
- /**
- * check if the parent folder exists otherwise move the mount point up
- *
- * @param \OCP\Share\IShare $share
- * @param SharedMount[] $mountpoints
- * @return string
- */
- private function verifyMountPoint(\OCP\Share\IShare $share, array $mountpoints) {
- $mountPoint = basename($share->getTarget());
- $parent = dirname($share->getTarget());
- if (!$this->recipientView->is_dir($parent)) {
- $parent = Helper::getShareFolder($this->recipientView);
- }
- $newMountPoint = $this->generateUniqueTarget(
- \OC\Files\Filesystem::normalizePath($parent . '/' . $mountPoint),
- $this->recipientView,
- $mountpoints
- );
- if ($newMountPoint !== $share->getTarget()) {
- $this->updateFileTarget($newMountPoint, $share);
- }
- return $newMountPoint;
- }
- /**
- * update fileTarget in the database if the mount point changed
- *
- * @param string $newPath
- * @param \OCP\Share\IShare $share
- * @return bool
- */
- private function updateFileTarget($newPath, &$share) {
- $share->setTarget($newPath);
- foreach ($this->groupedShares as $share) {
- $share->setTarget($newPath);
- \OC::$server->getShareManager()->moveShare($share, $this->user);
- }
- }
- /**
- * @param string $path
- * @param View $view
- * @param SharedMount[] $mountpoints
- * @return mixed
- */
- private function generateUniqueTarget($path, $view, array $mountpoints) {
- $pathinfo = pathinfo($path);
- $ext = (isset($pathinfo['extension'])) ? '.'.$pathinfo['extension'] : '';
- $name = $pathinfo['filename'];
- $dir = $pathinfo['dirname'];
- // INFO SUR LE BUG DES 2
- $targets = array_map(function($mountPoint) {
- return $mountPoint->getShare()->getTarget();
- }, $mountpoints);
- // INFO SUR LE BUG DES 2
- // Helper function to find existing mount points
- $mountpointExists = function($path) use ($mountpoints) {
- foreach ($mountpoints as $mountpoint) {
- //DEBUG 2 ?
- if ($mountpoint->getShare()->getTarget() === $path) {
- //DEBUG 2 ?
- // if ($mountpoint->getShare()->getTarget() === $path && $mountpoint->getShare()->getId() !== $this->superShare->getId()) {
- //DEBUG 2 ?
- return true;
- }
- }
- return false;
- };
- //DEBUG 2 ?
- //return $path;
- //DEBUG 2 ?
- $i = 2;
- while ($view->file_exists($path) || $mountpointExists($path)) {
- // INFO SUR LE BUG DES 2
- /*$debugInfo = [
- 'user' => $this->user,
- 'path' => $path,
- 'file_exists' => $view->file_exists($path),
- 'mountpointExists' => $mountpointExists($path),
- 'targets' => $targets,
- ];
- \OC::$server->getLogger()->debug('SharedMount:: ' . json_encode($debugInfo), array('app' => 'DEBUG'));*/
- // INFO SUR LE BUG DES 2
- $path = Filesystem::normalizePath($dir . '/' . $name . ' ('.$i.')' . $ext);
- $i++;
- }
- return $path;
- }
- /**
- * Format a path to be relative to the /user/files/ directory
- *
- * @param string $path the absolute path
- * @return string e.g. turns '/admin/files/test.txt' into '/test.txt'
- * @throws \OCA\Files_Sharing\Exceptions\BrokenPath
- */
- protected function stripUserFilesPath($path) {
- $trimmed = ltrim($path, '/');
- $split = explode('/', $trimmed);
- // it is not a file relative to data/user/files
- if (count($split) < 3 || $split[1] !== 'files') {
- \OCP\Util::writeLog('file sharing',
- 'Can not strip userid and "files/" from path: ' . $path,
- \OCP\Util::ERROR);
- throw new \OCA\Files_Sharing\Exceptions\BrokenPath('Path does not start with /user/files', 10);
- }
- // skip 'user' and 'files'
- $sliced = array_slice($split, 2);
- $relPath = implode('/', $sliced);
- return '/' . $relPath;
- }
- /**
- * Move the mount point to $target
- *
- * @param string $target the target mount point
- * @return bool
- */
- public function moveMount($target) {
- $relTargetPath = $this->stripUserFilesPath($target);
- $share = $this->storage->getShare();
- $result = true;
- try {
- $this->updateFileTarget($relTargetPath, $share);
- $this->setMountPoint($target);
- $this->storage->setMountPoint($relTargetPath);
- } catch (\Exception $e) {
- \OCP\Util::writeLog('file sharing',
- 'Could not rename mount point for shared folder "' . $this->getMountPoint() . '" to "' . $target . '"',
- \OCP\Util::ERROR);
- }
- return $result;
- }
- /**
- * Remove the mount points
- *
- * @return bool
- */
- public function removeMount() {
- $mountManager = \OC\Files\Filesystem::getMountManager();
- /** @var $storage \OC\Files\Storage\Shared */
- $storage = $this->getStorage();
- $result = $storage->unshareStorage();
- $mountManager->removeMount($this->mountPoint);
- return $result;
- }
- /**
- * @return \OCP\Share\IShare
- */
- public function getShare() {
- return $this->superShare;
- }
- /**
- * Get the file id of the root of the storage
- *
- * @return int
- */
- public function getStorageRootId() {
- return $this->getShare()->getNodeId();
- }
- public function getStorageNumericId() {
- $query = \OC::$server->getDatabaseConnection()->getQueryBuilder();
- $query->select('storage')
- ->from('filecache')
- ->where($query->expr()->eq('fileid', $query->createNamedParameter($this->getStorageRootId())));
- $result = $query->execute();
- $row = $result->fetch();
- $result->closeCursor();
- if ($row) {
- return $row['storage'];
- }
- return -1;
- }
- }
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