2012-07-10 22:56:22 +00:00
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<?php
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/**
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* ownCloud
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*
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2014-04-02 10:04:51 +00:00
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* @author Bjoern Schiessle, Michael Gapczynski
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* @copyright 2012 Michael Gapczynski <mtgap@owncloud.com>
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* 2014 Bjoern Schiessle <schiessle@owncloud.com>
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2012-07-10 22:56:22 +00:00
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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2012-08-06 15:27:13 +00:00
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class OC_Share_Backend_File implements OCP\Share_Backend_File_Dependent {
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2012-07-10 22:56:22 +00:00
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2012-07-24 00:08:05 +00:00
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const FORMAT_SHARED_STORAGE = 0;
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2012-12-16 00:44:46 +00:00
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const FORMAT_GET_FOLDER_CONTENTS = 1;
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2012-12-29 16:45:13 +00:00
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const FORMAT_FILE_APP_ROOT = 2;
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2012-07-10 22:56:22 +00:00
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const FORMAT_OPENDIR = 3;
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2012-12-29 16:45:13 +00:00
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const FORMAT_GET_ALL = 4;
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2013-05-29 22:22:54 +00:00
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const FORMAT_PERMISSIONS = 5;
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2014-04-08 10:29:47 +00:00
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const FORMAT_TARGET_NAMES = 6;
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2012-07-10 22:56:22 +00:00
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2012-08-24 14:01:01 +00:00
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private $path;
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2012-08-29 06:42:49 +00:00
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2012-08-24 14:01:01 +00:00
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public function isValidSource($itemSource, $uidOwner) {
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2012-12-16 00:44:46 +00:00
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$query = \OC_DB::prepare('SELECT `name` FROM `*PREFIX*filecache` WHERE `fileid` = ?');
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$result = $query->execute(array($itemSource));
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if ($row = $result->fetchRow()) {
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$this->path = $row['name'];
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2012-08-06 15:27:13 +00:00
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return true;
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2012-08-16 16:20:14 +00:00
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}
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return false;
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2012-08-06 15:27:13 +00:00
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}
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2012-08-24 14:01:01 +00:00
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public function getFilePath($itemSource, $uidOwner) {
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if (isset($this->path)) {
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$path = $this->path;
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$this->path = null;
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return $path;
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}
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return false;
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2012-07-10 22:56:22 +00:00
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}
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2014-04-08 10:29:47 +00:00
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/**
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* @brief create unique target
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* @param string $filePath
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* @param string $shareWith
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* @param string $exclude
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* @return string
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*/
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2012-09-01 17:46:57 +00:00
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public function generateTarget($filePath, $shareWith, $exclude = null) {
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2012-09-19 18:52:43 +00:00
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$target = '/'.basename($filePath);
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2014-04-08 10:29:47 +00:00
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\OC\Files\Filesystem::initMountPoints($shareWith);
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$view = new \OC\Files\View('/' . $shareWith . '/files');
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$excludeList = \OCP\Share::getItemsSharedWithUser('file', $shareWith, self::FORMAT_TARGET_NAMES);
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if (is_array($exclude)) {
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$excludeList = array_merge($excludeList, $exclude);
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2012-09-01 17:46:57 +00:00
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}
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2014-04-08 10:29:47 +00:00
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$pathinfo = pathinfo($target);
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$ext = (isset($pathinfo['extension'])) ? '.'.$pathinfo['extension'] : '';
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$name = $pathinfo['filename'];
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$i = 2;
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while ($view->file_exists($target) || in_array($target, $excludeList)) {
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$target = '/' . $name . ' ('.$i.')' . $ext;
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$i++;
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}
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2012-09-01 17:46:57 +00:00
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return $target;
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2012-07-10 22:56:22 +00:00
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}
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public function formatItems($items, $format, $parameters = null) {
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2012-08-16 16:20:14 +00:00
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if ($format == self::FORMAT_SHARED_STORAGE) {
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// Only 1 item should come through for this format call
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2013-02-14 21:37:49 +00:00
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return array(
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2013-03-07 16:12:59 +00:00
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'parent' => $items[key($items)]['parent'],
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2013-02-14 21:37:49 +00:00
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'path' => $items[key($items)]['path'],
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2013-03-07 16:12:59 +00:00
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'storage' => $items[key($items)]['storage'],
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2013-02-14 21:37:49 +00:00
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'permissions' => $items[key($items)]['permissions'],
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2014-04-08 17:57:07 +00:00
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'uid_owner' => $items[key($items)]['uid_owner'],
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2013-02-14 21:37:49 +00:00
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);
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2012-12-16 00:44:46 +00:00
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} else if ($format == self::FORMAT_GET_FOLDER_CONTENTS) {
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2012-07-10 22:56:22 +00:00
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$files = array();
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2012-08-16 16:20:14 +00:00
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foreach ($items as $item) {
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$file = array();
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2012-12-16 00:44:46 +00:00
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$file['fileid'] = $item['file_source'];
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$file['storage'] = $item['storage'];
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2012-08-16 16:20:14 +00:00
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$file['path'] = $item['file_target'];
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2012-12-16 00:44:46 +00:00
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$file['parent'] = $item['file_parent'];
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2012-08-16 16:20:14 +00:00
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$file['name'] = basename($item['file_target']);
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$file['mimetype'] = $item['mimetype'];
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2012-12-29 16:45:13 +00:00
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$file['mimepart'] = $item['mimepart'];
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2012-12-16 00:44:46 +00:00
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$file['mtime'] = $item['mtime'];
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2012-08-16 16:20:14 +00:00
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$file['encrypted'] = $item['encrypted'];
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2013-02-23 20:22:34 +00:00
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$file['etag'] = $item['etag'];
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2014-01-30 10:18:46 +00:00
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$file['uid_owner'] = $item['uid_owner'];
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$file['displayname_owner'] = $item['displayname_owner'];
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2014-02-06 15:01:42 +00:00
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$storage = \OC\Files\Filesystem::getStorage('/');
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$cache = $storage->getCache();
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if ($item['encrypted'] or ($item['unencrypted_size'] > 0 and $cache->getMimetype($item['mimetype']) === 'httpd/unix-directory')) {
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$file['size'] = $item['unencrypted_size'];
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$file['encrypted_size'] = $item['size'];
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} else {
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$file['size'] = $item['size'];
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}
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2012-08-16 16:20:14 +00:00
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$files[] = $file;
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2012-07-10 22:56:22 +00:00
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}
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return $files;
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2012-08-16 16:20:14 +00:00
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} else if ($format == self::FORMAT_OPENDIR) {
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$files = array();
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foreach ($items as $item) {
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$files[] = basename($item['file_target']);
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}
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return $files;
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2012-12-29 16:45:13 +00:00
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} else if ($format == self::FORMAT_GET_ALL) {
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$ids = array();
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foreach ($items as $item) {
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$ids[] = $item['file_source'];
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}
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return $ids;
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2013-05-29 22:22:54 +00:00
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} else if ($format === self::FORMAT_PERMISSIONS) {
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$filePermissions = array();
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foreach ($items as $item) {
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$filePermissions[$item['file_source']] = $item['permissions'];
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}
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return $filePermissions;
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2014-04-08 10:29:47 +00:00
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} else if ($format === self::FORMAT_TARGET_NAMES) {
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$targets = array();
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foreach ($items as $item) {
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$targets[] = $item['file_target'];
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}
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return $targets;
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2012-08-29 06:42:49 +00:00
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}
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2012-07-10 22:56:22 +00:00
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return array();
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}
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2014-04-02 10:04:51 +00:00
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/**
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* @brief resolve reshares to return the correct source item
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* @param array $source
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* @return array source item
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*/
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protected static function resolveReshares($source) {
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if (isset($source['parent'])) {
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$parent = $source['parent'];
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while (isset($parent)) {
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$query = \OC_DB::prepare('SELECT `parent`, `uid_owner` FROM `*PREFIX*share` WHERE `id` = ?', 1);
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$item = $query->execute(array($parent))->fetchRow();
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if (isset($item['parent'])) {
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$parent = $item['parent'];
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} else {
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$fileOwner = $item['uid_owner'];
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break;
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}
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}
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} else {
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$fileOwner = $source['uid_owner'];
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2013-01-08 01:52:51 +00:00
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}
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2014-04-02 10:04:51 +00:00
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if (isset($fileOwner)) {
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$source['fileOwner'] = $fileOwner;
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} else {
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\OCP\Util::writeLog('files_sharing', "No owner found for reshare", \OCP\Util::ERROR);
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}
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return $source;
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}
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public static function getSource($target, $mountPoint, $itemType) {
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if ($itemType === 'folder') {
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$source = \OCP\Share::getItemSharedWith('folder', $mountPoint, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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if ($source && $target !== '') {
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$source['path'] = $source['path'].'/'.$target;
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2012-12-16 00:44:46 +00:00
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}
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} else {
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2014-04-02 10:04:51 +00:00
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$source = \OCP\Share::getItemSharedWith('file', $mountPoint, \OC_Share_Backend_File::FORMAT_SHARED_STORAGE);
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2013-03-07 16:12:59 +00:00
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}
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if ($source) {
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2014-04-02 10:04:51 +00:00
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return self::resolveReshares($source);
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2012-12-16 00:44:46 +00:00
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}
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2014-04-02 10:04:51 +00:00
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2014-01-14 12:38:41 +00:00
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\OCP\Util::writeLog('files_sharing', 'File source not found for: '.$target, \OCP\Util::DEBUG);
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2012-12-16 00:44:46 +00:00
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return false;
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}
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2012-09-21 19:32:09 +00:00
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}
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