2012-07-10 22:56:22 +00:00
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<?php
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2016-05-26 17:56:05 +00:00
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/**
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* @author Andreas Fischer <bantu@owncloud.com>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Björn Schießle <bjoern@schiessle.org>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Michael Gapczynski <GapczynskiM@gmail.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <icewind@owncloud.com>
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* @author Roeland Jago Douma <rullzer@owncloud.com>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program 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 License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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2016-04-18 16:17:08 +00:00
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use OCA\FederatedFileSharing\FederatedShareProvider;
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2012-07-10 22:56:22 +00:00
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/**
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2015-03-26 10:44:34 +00:00
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* @author Andreas Fischer <bantu@owncloud.com>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Björn Schießle <schiessle@owncloud.com>
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2015-10-26 12:54:55 +00:00
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* @author Lukas Reschke <lukas@owncloud.com>
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2015-03-26 10:44:34 +00:00
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* @author Michael Gapczynski <GapczynskiM@gmail.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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2015-10-05 18:54:56 +00:00
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* @author Robin Appelman <icewind@owncloud.com>
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2015-10-26 12:54:55 +00:00
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* @author Roeland Jago Douma <rullzer@owncloud.com>
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2015-03-26 10:44:34 +00:00
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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2016-01-12 14:02:16 +00:00
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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2015-03-26 10:44:34 +00:00
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program 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 License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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2015-02-26 10:37:37 +00:00
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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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2016-04-18 16:17:08 +00:00
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/** @var FederatedShareProvider */
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private $federatedShareProvider;
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public function __construct(FederatedShareProvider $federatedShareProvider = null) {
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if ($federatedShareProvider) {
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$this->federatedShareProvider = $federatedShareProvider;
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} else {
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2016-07-13 10:39:20 +00:00
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$federatedSharingApp = new \OCA\FederatedFileSharing\AppInfo\Application();
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2016-04-18 16:17:08 +00:00
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$this->federatedShareProvider = $federatedSharingApp->getFederatedShareProvider();
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}
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}
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2012-08-24 14:01:01 +00:00
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public function isValidSource($itemSource, $uidOwner) {
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2015-06-15 12:10:10 +00:00
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try {
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$path = \OC\Files\Filesystem::getPath($itemSource);
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2014-05-07 16:23:00 +00:00
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// FIXME: attributes should not be set here,
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// keeping this pattern for now to avoid unexpected
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// regressions
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2014-07-31 09:55:59 +00:00
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$this->path = \OC\Files\Filesystem::normalizePath(basename($path));
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2012-08-06 15:27:13 +00:00
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return true;
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2015-06-15 12:10:10 +00:00
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} catch (\OCP\Files\NotFoundException $e) {
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return false;
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2012-08-16 16:20:14 +00:00
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}
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2012-08-06 15:27:13 +00:00
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}
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2012-08-24 14:01:01 +00:00
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public function getFilePath($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 $path;
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2014-10-09 13:38:40 +00:00
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} else {
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2015-06-15 12:10:10 +00:00
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try {
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$path = \OC\Files\Filesystem::getPath($itemSource);
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2014-10-09 13:38:40 +00:00
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return $path;
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2015-06-15 12:10:10 +00:00
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} catch (\OCP\Files\NotFoundException $e) {
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return false;
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2014-10-09 13:38:40 +00:00
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}
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2012-08-24 14:01:01 +00:00
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}
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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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2014-05-19 15:50:53 +00:00
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* create unique target
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2014-04-08 10:29:47 +00:00
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* @param string $filePath
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* @param string $shareWith
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2014-09-29 09:23:18 +00:00
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* @param array $exclude (optional)
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2014-04-08 10:29:47 +00:00
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* @return string
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*/
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2012-09-01 17:46:57 +00:00
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public function generateTarget($filePath, $shareWith, $exclude = null) {
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2014-08-13 10:55:14 +00:00
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$shareFolder = \OCA\Files_Sharing\Helper::getShareFolder();
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$target = \OC\Files\Filesystem::normalizePath($shareFolder . '/' . basename($filePath));
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2014-04-09 15:52:24 +00:00
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// for group shares we return the target right away
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if ($shareWith === false) {
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return $target;
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}
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2014-04-08 10:29:47 +00:00
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\OC\Files\Filesystem::initMountPoints($shareWith);
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$view = new \OC\Files\View('/' . $shareWith . '/files');
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2014-08-13 10:55:14 +00:00
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if (!$view->is_dir($shareFolder)) {
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$dir = '';
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$subdirs = explode('/', $shareFolder);
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foreach ($subdirs as $subdir) {
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$dir = $dir . '/' . $subdir;
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if (!$view->is_dir($dir)) {
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$view->mkdir($dir);
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}
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}
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}
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2014-09-29 09:23:18 +00:00
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$excludeList = (is_array($exclude)) ? $exclude : array();
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return \OCA\Files_Sharing\Helper::generateUniqueTarget($target, $excludeList, $view);
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2012-07-10 22:56:22 +00:00
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}
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public function formatItems($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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2015-01-14 12:51:41 +00:00
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$item = array_shift($items);
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2013-02-14 21:37:49 +00:00
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return array(
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2015-01-14 12:51:41 +00:00
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'parent' => $item['parent'],
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'path' => $item['path'],
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'storage' => $item['storage'],
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'permissions' => $item['permissions'],
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'uid_owner' => $item['uid_owner'],
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2013-02-14 21:37:49 +00:00
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);
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2012-12-16 00:44:46 +00:00
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} else if ($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 = $storage->getCache();
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2015-03-30 15:29:05 +00:00
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$file['size'] = $item['size'];
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2012-08-16 16:20:14 +00:00
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$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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2014-12-04 18:51:04 +00:00
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/**
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* check if server2server share is enabled
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*
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* @param int $shareType
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* @return boolean
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*/
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public function isShareTypeAllowed($shareType) {
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if ($shareType === \OCP\Share::SHARE_TYPE_REMOTE) {
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2016-04-18 16:17:08 +00:00
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return $this->federatedShareProvider->isOutgoingServer2serverShareEnabled();
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2014-12-04 18:51:04 +00:00
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}
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return true;
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}
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2014-04-14 15:49:27 +00:00
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/**
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2014-05-19 15:50:53 +00:00
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* resolve reshares to return the correct source item
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2014-04-02 10:04:51 +00:00
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* @param array $source
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* @return array source item
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2014-04-14 15:49:27 +00:00
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*/
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2014-04-02 10:04:51 +00:00
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protected static function resolveReshares($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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2015-04-08 13:21:52 +00:00
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$query = \OCP\DB::prepare('SELECT `parent`, `uid_owner` FROM `*PREFIX*share` WHERE `id` = ?', 1);
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2014-04-02 10:04:51 +00:00
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$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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2014-04-28 15:59:41 +00:00
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/**
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* @param string $target
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2015-08-05 13:41:29 +00:00
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* @param array $share
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2014-04-28 15:59:41 +00:00
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* @return array|false source item
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*/
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2015-08-05 13:41:29 +00:00
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public static function getSource($target, $share) {
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if ($share['item_type'] === 'folder' && $target !== '') {
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// note: in case of ext storage mount points the path might be empty
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// which would cause a leading slash to appear
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$share['path'] = ltrim($share['path'] . '/' . $target, '/');
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2012-12-16 00:44:46 +00:00
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}
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2015-08-05 13:41:29 +00:00
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return self::resolveReshares($share);
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2012-12-16 00:44:46 +00:00
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}
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2012-09-21 19:32:09 +00:00
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}
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