3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Worker;
24 use Friendica\Database\DBA;
25 use Friendica\Database\DBStructure;
26 use Friendica\Model\Photo;
27 use Friendica\Model\User;
30 * Expire and remove user entries
32 class ExpireAndRemoveUsers
34 public static function execute()
36 // expire any expired regular accounts. Don't expire forums.
37 $condition = ["NOT `account_expired` AND `account_expires_on` > ? AND `account_expires_on` < UTC_TIMESTAMP() AND `page-flags` = ? AND `uid` != ?",
38 DBA::NULL_DATETIME, User::PAGE_FLAGS_NORMAL, 0];
39 DBA::update('user', ['account_expired' => true], $condition);
41 // Ensure to never remove the user with uid=0
42 DBA::update('user', ['account_expired' => false, 'account_removed' => false,
43 'account_expires_on' => DBA::NULL_DATETIME], ['uid' => 0]);
45 // Remove any freshly expired account
46 $users = DBA::select('user', ['uid'], ['account_expired' => true, 'account_removed' => false]);
47 while ($user = DBA::fetch($users)) {
48 User::remove($user['uid']);
52 // delete user records for recently removed accounts
53 $users = DBA::select('user', ['uid'], ["`account_removed` AND `account_expires_on` < UTC_TIMESTAMP() "]);
54 while ($user = DBA::fetch($users)) {
55 // Delete the contacts of this user
56 $self = DBA::selectFirst('contact', ['nurl'], ['self' => true, 'uid' => $user['uid']]);
57 if (DBA::isResult($self)) {
58 DBA::delete('contact', ['nurl' => $self['nurl'], 'self' => false]);
61 // We have to delete photo entries by hand because otherwise the photo data won't be deleted
62 Photo::delete(['uid' => $user['uid']]);
64 // These tables contain the permissionset which will also be deleted when a user is deleted.
65 // It seems that sometimes the system wants to delete the records in the wrong order.
66 // So when the permissionset is deleted and these tables are still filled then an error is thrown.
67 // So we now delete them before all other user related entries are deleted.
68 if (DBStructure::existsTable('item')) {
69 DBA::delete('item', ['uid' => $user['uid']]);
71 DBA::delete('post-user', ['uid' => $user['uid']]);
72 DBA::delete('profile_field', ['uid' => $user['uid']]);
74 DBA::delete('user', ['uid' => $user['uid']]);