2010-07-15 16:09:22 +04:00
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<?php
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/**
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2016-07-21 18:07:57 +03:00
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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2015-03-26 13:44:34 +03:00
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* @author adrien <adrien.waksberg@believedigital.com>
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* @author Aldo "xoen" Giambelluca <xoen@xoen.org>
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2016-05-26 20:56:05 +03:00
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
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2015-03-26 13:44:34 +03:00
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* @author Bart Visscher <bartv@thisnet.nl>
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2016-07-21 18:07:57 +03:00
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* @author Bjoern Schiessle <bjoern@schiessle.org>
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2016-05-26 20:56:05 +03:00
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* @author Björn Schießle <bjoern@schiessle.org>
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2015-03-26 13:44:34 +03:00
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* @author fabian <fabian@web2.0-apps.de>
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* @author Georg Ehrke <georg@owncloud.com>
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* @author Jakob Sack <mail@jakobsack.de>
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2016-07-21 18:07:57 +03:00
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* @author Joas Schilling <coding@schilljs.com>
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2015-03-26 13:44:34 +03:00
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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2016-05-26 20:56:05 +03:00
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* @author Lukas Reschke <lukas@statuscode.ch>
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2015-03-26 13:44:34 +03:00
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* @author Michael Gapczynski <GapczynskiM@gmail.com>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author nishiki <nishiki@yaegashi.fr>
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2016-07-21 19:13:36 +03:00
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* @author Robin Appelman <robin@icewind.nl>
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2016-01-12 17:02:16 +03:00
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* @author Robin McCorkell <robin@mccorkell.me.uk>
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2016-07-21 18:07:57 +03:00
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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2015-03-26 13:44:34 +03:00
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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2011-04-15 19:14:02 +04:00
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*
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2015-03-26 13:44:34 +03:00
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* @license AGPL-3.0
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2011-04-15 19:14:02 +04:00
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*
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2015-03-26 13:44:34 +03:00
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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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2011-04-15 19:14:02 +04:00
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*
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2015-03-26 13:44:34 +03:00
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* This program is distributed in the hope that it will be useful,
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2011-04-15 19:14:02 +04:00
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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2015-03-26 13:44:34 +03:00
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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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2015-02-26 13:37:37 +03:00
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*
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2015-03-26 13:44:34 +03:00
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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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2015-02-26 13:37:37 +03:00
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*
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*/
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/*
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2011-04-15 19:14:02 +04:00
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*
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2015-02-26 13:37:37 +03:00
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* The following SQL statement is just a help for developers and will not be
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* executed!
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2011-04-15 19:14:02 +04:00
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*
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2015-02-26 13:37:37 +03:00
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* CREATE TABLE `users` (
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* `uid` varchar(64) COLLATE utf8_unicode_ci NOT NULL,
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* `password` varchar(255) COLLATE utf8_unicode_ci NOT NULL,
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* PRIMARY KEY (`uid`)
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* ) ENGINE=MyISAM DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
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*
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*/
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2016-05-04 09:34:39 +03:00
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namespace OC\User;
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2016-05-03 10:29:22 +03:00
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use OC\Cache\CappedMemoryCache;
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2016-08-11 10:52:02 +03:00
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use OCP\IUserBackend;
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use OCP\Util;
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2016-08-14 20:41:00 +03:00
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use Symfony\Component\EventDispatcher\EventDispatcher;
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use Symfony\Component\EventDispatcher\GenericEvent;
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2016-05-03 10:29:22 +03:00
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2015-02-26 13:37:37 +03:00
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/**
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* Class for user management in a SQL Database (e.g. MySQL, SQLite)
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2010-07-15 16:09:22 +04:00
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*/
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2016-08-11 10:52:02 +03:00
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class Database extends Backend implements IUserBackend {
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2016-05-03 10:29:22 +03:00
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/** @var CappedMemoryCache */
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private $cache;
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2016-08-11 10:52:02 +03:00
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2016-06-27 12:30:13 +03:00
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/** @var EventDispatcher */
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private $eventDispatcher;
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2016-08-11 10:52:02 +03:00
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2016-05-03 10:29:22 +03:00
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/**
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2016-08-14 20:41:00 +03:00
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* \OC\User\Database constructor.
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*
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* @param EventDispatcher $eventDispatcher
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2016-05-03 10:29:22 +03:00
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*/
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2016-06-27 12:30:13 +03:00
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public function __construct($eventDispatcher = null) {
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2016-05-03 10:29:22 +03:00
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$this->cache = new CappedMemoryCache();
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2016-06-27 12:30:13 +03:00
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$this->eventDispatcher = $eventDispatcher ? $eventDispatcher : \OC::$server->getEventDispatcher();
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2016-05-03 10:29:22 +03:00
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}
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2012-08-29 10:38:33 +04:00
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2010-07-15 16:09:22 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* Create a new user
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2014-05-12 00:51:30 +04:00
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* @param string $uid The username of the user to create
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* @param string $password The password of the new user
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* @return bool
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2010-07-23 01:42:18 +04:00
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*
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2011-07-29 23:36:03 +04:00
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* Creates a new user. Basic checking of username is done in OC_User
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2011-04-18 13:39:29 +04:00
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* itself, not in its subclasses.
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2010-07-23 01:42:18 +04:00
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*/
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2013-12-11 19:22:26 +04:00
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public function createUser($uid, $password) {
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2014-03-07 01:34:43 +04:00
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if (!$this->userExists($uid)) {
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2016-08-03 12:52:15 +03:00
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$event = new GenericEvent($password);
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$this->eventDispatcher->dispatch('OCP\PasswordPolicy::validate', $event);
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('INSERT INTO `*PREFIX*users` ( `uid`, `password` ) VALUES( ?, ? )');
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2014-11-06 17:42:06 +03:00
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$result = $query->execute(array($uid, \OC::$server->getHasher()->hash($password)));
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2011-04-15 19:14:02 +04:00
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2016-10-10 10:30:36 +03:00
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// Clear cache
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unset($this->cache[$uid]);
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2010-07-23 01:42:18 +04:00
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return $result ? true : false;
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2010-07-15 21:56:13 +04:00
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}
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2014-03-07 01:34:43 +04:00
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return false;
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2010-07-21 19:53:51 +04:00
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}
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2010-07-23 01:42:18 +04:00
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2011-04-17 03:04:23 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* delete a user
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2014-05-12 00:51:30 +04:00
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* @param string $uid The username of the user to delete
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* @return bool
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2011-04-17 03:04:23 +04:00
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*
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2011-04-18 12:41:01 +04:00
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* Deletes a user
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2011-04-17 03:04:23 +04:00
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*/
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2013-12-11 19:22:26 +04:00
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public function deleteUser($uid) {
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2011-04-18 12:41:01 +04:00
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// Delete user-group-relation
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('DELETE FROM `*PREFIX*users` WHERE `uid` = ?');
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2014-03-09 15:22:47 +04:00
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$result = $query->execute(array($uid));
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2014-03-11 19:58:10 +04:00
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if (isset($this->cache[$uid])) {
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unset($this->cache[$uid]);
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2014-03-10 20:27:51 +04:00
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}
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2014-03-11 19:58:10 +04:00
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return $result ? true : false;
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2011-04-17 03:04:23 +04:00
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}
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2010-07-15 16:09:22 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* Set password
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2014-05-12 00:51:30 +04:00
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* @param string $uid The username
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* @param string $password The new password
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* @return bool
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2010-07-23 01:42:18 +04:00
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*
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2011-04-18 12:41:01 +04:00
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* Change the password of a user
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2010-07-23 01:42:18 +04:00
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*/
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2013-12-11 19:22:26 +04:00
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public function setPassword($uid, $password) {
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if ($this->userExists($uid)) {
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2016-06-27 12:30:13 +03:00
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$event = new GenericEvent($password);
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$this->eventDispatcher->dispatch('OCP\PasswordPolicy::validate', $event);
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('UPDATE `*PREFIX*users` SET `password` = ? WHERE `uid` = ?');
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2014-11-06 17:42:06 +03:00
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$result = $query->execute(array(\OC::$server->getHasher()->hash($password), $uid));
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2011-04-18 12:41:01 +04:00
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2014-03-09 15:22:47 +04:00
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return $result ? true : false;
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2011-04-18 17:07:14 +04:00
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}
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2014-03-07 11:46:34 +04:00
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return false;
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2010-07-15 16:09:22 +04:00
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}
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2013-02-22 20:21:57 +04:00
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2013-02-12 01:01:52 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* Set display name
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2014-05-12 00:51:30 +04:00
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* @param string $uid The username
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* @param string $displayName The new display name
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* @return bool
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2013-02-12 01:01:52 +04:00
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*
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* Change the display name of a user
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2013-01-28 17:23:15 +04:00
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*/
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2013-12-11 19:22:26 +04:00
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public function setDisplayName($uid, $displayName) {
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if ($this->userExists($uid)) {
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('UPDATE `*PREFIX*users` SET `displayname` = ? WHERE LOWER(`uid`) = LOWER(?)');
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2013-12-11 19:22:26 +04:00
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$query->execute(array($displayName, $uid));
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2014-03-11 14:56:46 +04:00
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$this->cache[$uid]['displayname'] = $displayName;
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2013-02-12 01:01:52 +04:00
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return true;
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}
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2014-03-07 01:34:43 +04:00
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return false;
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2013-01-28 17:23:15 +04:00
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}
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2010-07-19 20:52:49 +04:00
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2013-02-12 01:01:52 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* get display name of the user
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2014-05-12 00:51:30 +04:00
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* @param string $uid user ID of the user
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2013-12-11 19:22:26 +04:00
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* @return string display name
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2013-02-12 01:01:52 +04:00
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*/
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public function getDisplayName($uid) {
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2014-03-06 20:57:09 +04:00
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$this->loadUser($uid);
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2014-03-11 14:56:46 +04:00
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return empty($this->cache[$uid]['displayname']) ? $uid : $this->cache[$uid]['displayname'];
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2013-01-28 18:07:31 +04:00
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}
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2013-02-22 20:21:57 +04:00
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2013-02-12 01:01:52 +04:00
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/**
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* Get a list of all display names and user ids.
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2015-06-27 21:35:47 +03:00
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*
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* @param string $search
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* @param string|null $limit
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* @param string|null $offset
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* @return array an array of all displayNames (value) and the corresponding uids (key)
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2013-02-12 01:01:52 +04:00
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*/
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2013-01-28 18:07:31 +04:00
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public function getDisplayNames($search = '', $limit = null, $offset = null) {
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2015-05-18 17:38:56 +03:00
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$parameters = [];
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$searchLike = '';
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if ($search !== '') {
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2017-03-16 23:59:47 +03:00
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$parameters[] = '%' . \OC::$server->getDatabaseConnection()->escapeLikeParameter($search) . '%';
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$parameters[] = '%' . \OC::$server->getDatabaseConnection()->escapeLikeParameter($search) . '%';
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2015-05-18 17:38:56 +03:00
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$searchLike = ' WHERE LOWER(`displayname`) LIKE LOWER(?) OR '
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. 'LOWER(`uid`) LIKE LOWER(?)';
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}
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2013-01-28 18:07:31 +04:00
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$displayNames = array();
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('SELECT `uid`, `displayname` FROM `*PREFIX*users`'
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2015-05-18 17:38:56 +03:00
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. $searchLike .' ORDER BY `uid` ASC', $limit, $offset);
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$result = $query->execute($parameters);
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2013-02-12 01:01:52 +04:00
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while ($row = $result->fetchRow()) {
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$displayNames[$row['uid']] = $row['displayname'];
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2013-01-31 15:09:42 +04:00
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}
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2013-02-22 20:21:57 +04:00
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2013-02-12 01:01:52 +04:00
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return $displayNames;
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2013-01-28 18:07:31 +04:00
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}
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2013-02-22 20:21:57 +04:00
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2010-07-15 16:09:22 +04:00
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/**
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2014-05-19 19:50:53 +04:00
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* Check if the password is correct
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2014-05-12 00:51:30 +04:00
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* @param string $uid The username
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* @param string $password The password
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2014-05-11 21:05:28 +04:00
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* @return string
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2010-07-23 01:42:18 +04:00
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*
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2011-04-18 12:41:01 +04:00
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* Check if the password is correct without logging in the user
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2012-05-17 02:57:43 +04:00
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* returns the user id or false
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2010-07-23 01:42:18 +04:00
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*/
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2013-12-11 19:22:26 +04:00
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public function checkPassword($uid, $password) {
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('SELECT `uid`, `password` FROM `*PREFIX*users` WHERE LOWER(`uid`) = LOWER(?)');
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2013-12-11 19:22:26 +04:00
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$result = $query->execute(array($uid));
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2010-07-15 16:09:22 +04:00
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2013-12-11 19:22:26 +04:00
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$row = $result->fetchRow();
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if ($row) {
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$storedHash = $row['password'];
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2014-11-06 17:42:06 +03:00
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$newHash = '';
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if(\OC::$server->getHasher()->verify($password, $storedHash, $newHash)) {
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if(!empty($newHash)) {
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$this->setPassword($uid, $password);
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2012-02-26 16:49:51 +04:00
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}
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2014-03-06 20:57:09 +04:00
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return $row['uid'];
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2012-02-26 16:49:51 +04:00
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}
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2014-11-06 17:42:06 +03:00
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2010-07-15 16:09:22 +04:00
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}
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2014-03-06 20:57:09 +04:00
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return false;
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}
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/**
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2014-05-19 19:50:53 +04:00
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* Load an user in the cache
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2014-03-07 01:23:17 +04:00
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* @param string $uid the username
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2017-02-15 20:14:29 +03:00
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* @return boolean true if user was found, false otherwise
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2014-03-06 20:57:09 +04:00
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*/
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2014-03-11 14:56:46 +04:00
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private function loadUser($uid) {
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2016-10-10 10:30:36 +03:00
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if (!isset($this->cache[$uid])) {
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2017-01-10 13:09:33 +03:00
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//guests $uid could be NULL or ''
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2017-01-10 16:44:14 +03:00
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if ($uid === null || $uid === '') {
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2017-01-10 13:09:33 +03:00
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$this->cache[$uid]=false;
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return true;
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}
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2016-05-04 09:34:39 +03:00
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$query = \OC_DB::prepare('SELECT `uid`, `displayname` FROM `*PREFIX*users` WHERE LOWER(`uid`) = LOWER(?)');
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2014-03-06 20:57:09 +04:00
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$result = $query->execute(array($uid));
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|
|
2016-01-07 12:14:05 +03:00
|
|
|
if ($result === false) {
|
2016-08-11 10:52:02 +03:00
|
|
|
Util::writeLog('core', \OC_DB::getErrorMessage(), Util::ERROR);
|
2014-03-06 20:57:09 +04:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2016-10-10 10:30:36 +03:00
|
|
|
$this->cache[$uid] = false;
|
|
|
|
|
2017-02-15 20:14:29 +03:00
|
|
|
// "uid" is primary key, so there can only be a single result
|
2017-02-01 12:49:07 +03:00
|
|
|
if ($row = $result->fetchRow()) {
|
2014-03-11 14:56:46 +04:00
|
|
|
$this->cache[$uid]['uid'] = $row['uid'];
|
|
|
|
$this->cache[$uid]['displayname'] = $row['displayname'];
|
2017-02-15 20:14:29 +03:00
|
|
|
$result->closeCursor();
|
|
|
|
} else {
|
|
|
|
$result->closeCursor();
|
|
|
|
return false;
|
2012-02-26 16:49:51 +04:00
|
|
|
}
|
2010-07-15 16:09:22 +04:00
|
|
|
}
|
2014-03-06 20:57:09 +04:00
|
|
|
|
|
|
|
return true;
|
2010-07-15 16:09:22 +04:00
|
|
|
}
|
|
|
|
|
2010-09-12 19:04:52 +04:00
|
|
|
/**
|
2014-05-19 19:50:53 +04:00
|
|
|
* Get a list of all users
|
2010-09-12 19:04:52 +04:00
|
|
|
*
|
2015-06-27 21:35:47 +03:00
|
|
|
* @param string $search
|
|
|
|
* @param null|int $limit
|
|
|
|
* @param null|int $offset
|
|
|
|
* @return string[] an array of all uids
|
2010-09-12 19:04:52 +04:00
|
|
|
*/
|
2012-08-25 02:05:07 +04:00
|
|
|
public function getUsers($search = '', $limit = null, $offset = null) {
|
2015-05-18 17:38:56 +03:00
|
|
|
$parameters = [];
|
|
|
|
$searchLike = '';
|
|
|
|
if ($search !== '') {
|
2017-03-16 23:59:47 +03:00
|
|
|
$parameters[] = '%' . \OC::$server->getDatabaseConnection()->escapeLikeParameter($search) . '%';
|
2015-05-18 17:38:56 +03:00
|
|
|
$searchLike = ' WHERE LOWER(`uid`) LIKE LOWER(?)';
|
|
|
|
}
|
|
|
|
|
2016-05-04 09:34:39 +03:00
|
|
|
$query = \OC_DB::prepare('SELECT `uid` FROM `*PREFIX*users`' . $searchLike . ' ORDER BY `uid` ASC', $limit, $offset);
|
2015-05-18 17:38:56 +03:00
|
|
|
$result = $query->execute($parameters);
|
2012-07-31 04:20:46 +04:00
|
|
|
$users = array();
|
|
|
|
while ($row = $result->fetchRow()) {
|
|
|
|
$users[] = $row['uid'];
|
2010-09-12 19:04:52 +04:00
|
|
|
}
|
|
|
|
return $users;
|
|
|
|
}
|
2011-06-21 21:28:46 +04:00
|
|
|
|
|
|
|
/**
|
2014-05-19 19:50:53 +04:00
|
|
|
* check if a user exists
|
2011-06-21 21:28:46 +04:00
|
|
|
* @param string $uid the username
|
|
|
|
* @return boolean
|
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public function userExists($uid) {
|
2014-03-06 20:57:09 +04:00
|
|
|
$this->loadUser($uid);
|
2016-10-10 10:30:36 +03:00
|
|
|
return $this->cache[$uid] !== false;
|
2011-06-21 21:28:46 +04:00
|
|
|
}
|
2012-08-26 18:24:25 +04:00
|
|
|
|
|
|
|
/**
|
2014-05-19 19:50:53 +04:00
|
|
|
* get the user's home directory
|
2013-12-11 19:22:26 +04:00
|
|
|
* @param string $uid the username
|
2014-02-06 19:30:58 +04:00
|
|
|
* @return string|false
|
2013-12-11 19:22:26 +04:00
|
|
|
*/
|
2012-09-07 17:22:01 +04:00
|
|
|
public function getHome($uid) {
|
2013-12-11 19:22:26 +04:00
|
|
|
if ($this->userExists($uid)) {
|
2016-05-04 09:34:39 +03:00
|
|
|
return \OC::$server->getConfig()->getSystemValue("datadirectory", \OC::$SERVERROOT . "/data") . '/' . $uid;
|
2012-08-26 18:24:25 +04:00
|
|
|
}
|
2014-03-06 20:57:09 +04:00
|
|
|
|
|
|
|
return false;
|
2012-08-26 18:24:25 +04:00
|
|
|
}
|
2013-02-12 01:01:52 +04:00
|
|
|
|
|
|
|
/**
|
|
|
|
* @return bool
|
|
|
|
*/
|
|
|
|
public function hasUserListings() {
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2014-01-08 02:05:37 +04:00
|
|
|
/**
|
|
|
|
* counts the users in the database
|
|
|
|
*
|
2014-05-11 21:28:45 +04:00
|
|
|
* @return int|bool
|
2014-01-08 02:05:37 +04:00
|
|
|
*/
|
|
|
|
public function countUsers() {
|
2016-05-04 09:34:39 +03:00
|
|
|
$query = \OC_DB::prepare('SELECT COUNT(*) FROM `*PREFIX*users`');
|
2014-01-08 02:05:37 +04:00
|
|
|
$result = $query->execute();
|
2016-01-07 12:14:05 +03:00
|
|
|
if ($result === false) {
|
2016-08-11 10:52:02 +03:00
|
|
|
Util::writeLog('core', \OC_DB::getErrorMessage(), Util::ERROR);
|
2014-01-08 02:05:37 +04:00
|
|
|
return false;
|
|
|
|
}
|
|
|
|
return $result->fetchOne();
|
|
|
|
}
|
|
|
|
|
2015-10-05 12:50:36 +03:00
|
|
|
/**
|
|
|
|
* returns the username for the given login name in the correct casing
|
|
|
|
*
|
|
|
|
* @param string $loginName
|
|
|
|
* @return string|false
|
|
|
|
*/
|
|
|
|
public function loginName2UserName($loginName) {
|
|
|
|
if ($this->userExists($loginName)) {
|
|
|
|
return $this->cache[$loginName]['uid'];
|
|
|
|
}
|
|
|
|
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2014-12-12 19:25:03 +03:00
|
|
|
/**
|
|
|
|
* Backend name to be shown in user management
|
|
|
|
* @return string the name of the backend to be shown
|
|
|
|
*/
|
|
|
|
public function getBackendName(){
|
|
|
|
return 'Database';
|
|
|
|
}
|
|
|
|
|
2015-10-05 12:50:36 +03:00
|
|
|
public static function preLoginNameUsedAsUserName($param) {
|
|
|
|
if(!isset($param['uid'])) {
|
|
|
|
throw new \Exception('key uid is expected to be set in $param');
|
|
|
|
}
|
|
|
|
|
|
|
|
$backends = \OC::$server->getUserManager()->getBackends();
|
|
|
|
foreach ($backends as $backend) {
|
2016-08-11 10:52:02 +03:00
|
|
|
if ($backend instanceof Database) {
|
2016-05-04 09:34:39 +03:00
|
|
|
/** @var \OC\User\Database $backend */
|
2015-10-05 12:50:36 +03:00
|
|
|
$uid = $backend->loginName2UserName($param['uid']);
|
|
|
|
if ($uid !== false) {
|
|
|
|
$param['uid'] = $uid;
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
2010-07-15 21:56:13 +04:00
|
|
|
}
|