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- <?php
- /**
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- *
- * @author Arthur Schiwon <blizzz@arthur-schiwon.de>
- * @author Bart Visscher <bartv@thisnet.nl>
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Joas Schilling <coding@schilljs.com>
- * @author Jörn Friedrich Dreyer <jfd@butonic.de>
- * @author Lukas Reschke <lukas@statuscode.ch>
- * @author Morris Jobke <hey@morrisjobke.de>
- * @author Robin Appelman <robin@icewind.nl>
- * @author Robin McCorkell <robin@mccorkell.me.uk>
- * @author Roeland Jago Douma <roeland@famdouma.nl>
- * @author Roger Szabo <roger.szabo@web.de>
- * @author Thomas Müller <thomas.mueller@tmit.eu>
- *
- * @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\User_LDAP\Jobs;
-
- use OC\BackgroundJob\TimedJob;
- use OCA\User_LDAP\Group_Proxy;
- use OCP\EventDispatcher\IEventDispatcher;
- use OCP\Group\Events\UserAddedEvent;
- use OCP\Group\Events\UserRemovedEvent;
- use OCP\ILogger;
-
- class UpdateGroups extends TimedJob {
- private $groupsFromDB;
-
- /** @var Group_Proxy */
- private $groupBackend;
-
- public function __construct(Group_Proxy $groupBackend) {
- $this->interval = $this->getRefreshInterval();
- $this->groupBackend = $groupBackend;
- }
-
- /**
- * @param mixed $argument
- */
- public function run($argument) {
- $this->updateGroups();
- }
-
- public function updateGroups() {
- \OCP\Util::writeLog('user_ldap', 'Run background job "updateGroups"', ILogger::DEBUG);
-
- $knownGroups = array_keys($this->getKnownGroups());
- $actualGroups = $this->groupBackend->getGroups();
-
- if (empty($actualGroups) && empty($knownGroups)) {
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – groups do not seem to be configured properly, aborting.',
- ILogger::INFO);
- return;
- }
-
- $this->handleKnownGroups(array_intersect($actualGroups, $knownGroups));
- $this->handleCreatedGroups(array_diff($actualGroups, $knownGroups));
- $this->handleRemovedGroups(array_diff($knownGroups, $actualGroups));
-
- \OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – Finished.', ILogger::DEBUG);
- }
-
- /**
- * @return int
- */
- private function getRefreshInterval() {
- //defaults to every hour
- return \OC::$server->getConfig()->getAppValue('user_ldap', 'bgjRefreshInterval', 3600);
- }
-
- /**
- * @param string[] $groups
- */
- private function handleKnownGroups($groups) {
- /** @var IEventDispatcher $dispatcher */
- $dispatcher = \OC::$server->query(IEventDispatcher::class);
- $groupManager = \OC::$server->getGroupManager();
- $userManager = \OC::$server->getUserManager();
-
- \OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – Dealing with known Groups.', ILogger::DEBUG);
- $query = \OC_DB::prepare('
- UPDATE `*PREFIX*ldap_group_members`
- SET `owncloudusers` = ?
- WHERE `owncloudname` = ?
- ');
- if (!is_array($this->groupsFromDB)) {
- $this->getKnownGroups();
- }
- foreach ($groups as $group) {
- $knownUsers = unserialize($this->groupsFromDB[$group]['owncloudusers']);
- $actualUsers = $this->groupBackend->usersInGroup($group);
- $hasChanged = false;
-
- $groupObject = $groupManager->get($group);
- foreach (array_diff($knownUsers, $actualUsers) as $removedUser) {
- $userObject = $userManager->get($removedUser);
- $dispatcher->dispatchTyped(new UserRemovedEvent($groupObject, $userObject));
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – "'.$removedUser.'" removed from "'.$group.'".',
- ILogger::INFO);
- $hasChanged = true;
- }
- foreach (array_diff($actualUsers, $knownUsers) as $addedUser) {
- $userObject = $userManager->get($addedUser);
- $dispatcher->dispatchTyped(new UserAddedEvent($groupObject, $userObject));
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – "'.$addedUser.'" added to "'.$group.'".',
- ILogger::INFO);
- $hasChanged = true;
- }
- if ($hasChanged) {
- $query->execute([serialize($actualUsers), $group]);
- }
- }
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – FINISHED dealing with known Groups.',
- ILogger::DEBUG);
- }
-
- /**
- * @param string[] $createdGroups
- */
- private function handleCreatedGroups($createdGroups) {
- \OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – dealing with created Groups.', ILogger::DEBUG);
- $query = \OC_DB::prepare('
- INSERT
- INTO `*PREFIX*ldap_group_members` (`owncloudname`, `owncloudusers`)
- VALUES (?, ?)
- ');
- foreach ($createdGroups as $createdGroup) {
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – new group "'.$createdGroup.'" found.',
- ILogger::INFO);
- $users = serialize($this->groupBackend->usersInGroup($createdGroup));
- $query->execute([$createdGroup, $users]);
- }
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – FINISHED dealing with created Groups.',
- ILogger::DEBUG);
- }
-
- /**
- * @param string[] $removedGroups
- */
- private function handleRemovedGroups($removedGroups) {
- \OCP\Util::writeLog('user_ldap', 'bgJ "updateGroups" – dealing with removed groups.', ILogger::DEBUG);
- $query = \OC_DB::prepare('
- DELETE
- FROM `*PREFIX*ldap_group_members`
- WHERE `owncloudname` = ?
- ');
- foreach ($removedGroups as $removedGroup) {
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – group "'.$removedGroup.'" was removed.',
- ILogger::INFO);
- $query->execute([$removedGroup]);
- }
- \OCP\Util::writeLog('user_ldap',
- 'bgJ "updateGroups" – FINISHED dealing with removed groups.',
- ILogger::DEBUG);
- }
-
- /**
- * @return array
- */
- private function getKnownGroups() {
- if (is_array($this->groupsFromDB)) {
- $this->groupsFromDB;
- }
- $query = \OC_DB::prepare('
- SELECT `owncloudname`, `owncloudusers`
- FROM `*PREFIX*ldap_group_members`
- ');
- $result = $query->execute()->fetchAll();
- $this->groupsFromDB = [];
- foreach ($result as $dataset) {
- $this->groupsFromDB[$dataset['owncloudname']] = $dataset;
- }
-
- return $this->groupsFromDB;
- }
- }
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