3 * @copyright Copyright (C) 2010-2023, the Friendica project
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\Core\Logger;
25 use Friendica\Database\DBA;
26 use Friendica\Database\DBStructure;
27 use Friendica\Model\Contact;
28 use Friendica\Model\Photo;
29 use Friendica\Model\User;
30 use Friendica\Util\DateTimeFormat;
33 * Expire and remove user entries
35 class ExpireAndRemoveUsers
37 public static function execute()
39 // expire any expired regular accounts. Don't expire groups.
40 $condition = ["NOT `account_expired` AND `account_expires_on` > ? AND `account_expires_on` < ? AND `page-flags` = ? AND `uid` != ?",
41 DBA::NULL_DATETIME, DateTimeFormat::utcNow(), User::PAGE_FLAGS_NORMAL, 0];
42 DBA::update('user', ['account_expired' => true], $condition);
44 // Ensure to never remove the user with uid=0
45 DBA::update('user', ['account_expired' => false, 'account_removed' => false,
46 'account_expires_on' => DBA::NULL_DATETIME], ['uid' => 0]);
48 // Remove any freshly expired account
49 $users = DBA::select('user', ['uid'], ['account_expired' => true, 'account_removed' => false]);
50 while ($user = DBA::fetch($users)) {
51 if ($user['uid'] != 0) {
52 User::remove($user['uid']);
57 // delete user records for recently removed accounts
58 $users = DBA::select('user', ['uid'], ["`account_removed` AND `account_expires_on` < ? AND `uid` != ?", DateTimeFormat::utcNow(), 0]);
59 while ($user = DBA::fetch($users)) {
60 $pcid = Contact::getPublicIdByUserId($user['uid']);
62 Logger::info('Removing user - start', ['uid' => $user['uid'], 'pcid' => $pcid]);
63 // We have to delete photo entries by hand because otherwise the photo data won't be deleted
64 $result = Photo::delete(['uid' => $user['uid']]);
66 Logger::debug('Deleted user photos', ['result' => $result, 'rows' => DBA::affectedRows()]);
68 Logger::warning('Error deleting user photos', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
72 $result = DBA::delete('post-tag', ['cid' => $pcid]);
74 Logger::debug('Deleted post-tag entries', ['result' => $result, 'rows' => DBA::affectedRows()]);
76 Logger::warning('Error deleting post-tag entries', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
79 $tables = ['post', 'post-user', 'post-thread', 'post-thread-user'];
81 if (DBStructure::existsTable('item')) {
85 // Delete all entries with the public contact in post related tables
86 foreach ($tables as $table) {
87 foreach (['owner-id', 'author-id', 'causer-id'] as $field) {
88 $result = DBA::delete($table, [$field => $pcid]);
90 Logger::debug('Deleted entries', ['table' => $table, 'field' => $field, 'result' => $result, 'rows' => DBA::affectedRows()]);
92 Logger::warning('Error deleting entries', ['table' => $table, 'field' => $field, 'errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
98 // Delete the contacts of this user
99 $self = DBA::selectFirst('contact', ['nurl'], ['self' => true, 'uid' => $user['uid']]);
100 if (DBA::isResult($self)) {
101 $result = DBA::delete('contact', ['nurl' => $self['nurl'], 'self' => false]);
103 Logger::debug('Deleted the user contact for other users', ['result' => $result, 'rows' => DBA::affectedRows()]);
105 Logger::warning('Error deleting the user contact for other users', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
109 // Delete all contacts of this user
110 $result = DBA::delete('contact', ['uid' => $user['uid']]);
112 Logger::debug('Deleted user contacts', ['result' => $result, 'rows' => DBA::affectedRows()]);
114 Logger::warning('Error deleting user contacts', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
117 // These tables contain the permissionset which will also be deleted when a user is deleted.
118 // It seems that sometimes the system wants to delete the records in the wrong order.
119 // So when the permissionset is deleted and these tables are still filled then an error is thrown.
120 // So we now delete them before all other user related entries are deleted.
121 if (DBStructure::existsTable('item')) {
122 $result = DBA::delete('item', ['uid' => $user['uid']]);
124 Logger::debug('Deleted user items', ['result' => $result, 'rows' => DBA::affectedRows()]);
126 Logger::warning('Error deleting user items', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
129 $result = DBA::delete('post-user', ['uid' => $user['uid']]);
131 Logger::debug('Deleted post-user entries', ['result' => $result, 'rows' => DBA::affectedRows()]);
133 Logger::warning('Error deleting post-user entries', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
136 $result = DBA::delete('profile_field', ['uid' => $user['uid']]);
138 Logger::debug('Deleted profile_field entries', ['result' => $result, 'rows' => DBA::affectedRows()]);
140 Logger::warning('Error deleting profile_field entries', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
143 $result = DBA::delete('user', ['uid' => $user['uid']]);
145 Logger::debug('Deleted user record', ['result' => $result, 'rows' => DBA::affectedRows()]);
147 Logger::warning('Error deleting user record', ['errno' => DBA::errorNo(), 'errmsg' => DBA::errorMessage()]);
150 Logger::info('Removing user - done', ['uid' => $user['uid']]);