src/Worker/Expire.php

   1 <?php
   2 /**
   3  * @copyright Copyright (C) 2020, Friendica
   4  *
   5  * @license GNU AGPL version 3 or any later version
   6  *
   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.
  11  *
  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.
  16  *
  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/>.
  19  *
  20  */
  21
  22 namespace Friendica\Worker;
  23
  24 use Friendica\Core\Hook;
  25 use Friendica\Core\Logger;
  26 use Friendica\Core\Worker;
  27 use Friendica\Database\DBA;
  28 use Friendica\Database\DBStructure;
  29 use Friendica\DI;
  30 use Friendica\Model\Item;
  31 use Friendica\Model\Post;
  32
  33 /**
  34  * Expires old item entries
  35  */
  36 class Expire
  37 {
  38         public static function execute($param = '', $hook_function = '')
  39         {
  40                 $a = DI::app();
  41
  42                 Hook::loadHooks();
  43
  44                 if ($param == 'delete') {
  45                         Logger::log('Delete expired items', Logger::DEBUG);
  46                         // physically remove anything that has been deleted for more than two months
  47                         $condition = ["`gravity` = ? AND `deleted` AND `changed` < UTC_TIMESTAMP() - INTERVAL 60 DAY", GRAVITY_PARENT];
  48                         $rows = Post::select(['guid', 'uri-id', 'uid'],  $condition);
  49                         while ($row = Post::fetch($rows)) {
  50                                 Logger::info('Delete expired item', ['uri-id' => $row['uri-id'], 'guid' => $row['guid']]);
  51                                 if (DBStructure::existsTable('item')) {
  52                                         DBA::delete('item', ['parent-uri-id' => $row['uri-id'], 'uid' => $row['uid']]);
  53                                 }
  54                                 Post\User::delete(['parent-uri-id' => $row['uri-id'], 'uid' => $row['uid']]);
  55                         }
  56                         DBA::close($rows);
  57
  58                         Logger::info('Deleting orphaned post entries- start');
  59                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post`.`uri-id`)"];
  60                         DBA::delete('post', $condition);
  61                         Logger::info('Orphaned post entries deleted', ['rows' => DBA::affectedRows()]);
  62
  63                         Logger::info('Deleting orphaned post-content entries - start');
  64                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post-content`.`uri-id`)"];
  65                         DBA::delete('post-content', $condition);
  66                         Logger::info('Orphaned post-content entries deleted', ['rows' => DBA::affectedRows()]);
  67
  68                         Logger::info('Deleting orphaned post-thread entries - start');
  69                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post-thread`.`uri-id`)"];
  70                         DBA::delete('post-thread', $condition);
  71                         Logger::info('Orphaned post-thread entries deleted', ['rows' => DBA::affectedRows()]);
  72
  73                         Logger::info('Deleting orphaned post-thread-user entries - start');
  74                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post-thread-user`.`uri-id`)"];
  75                         DBA::delete('post-thread-user', $condition);
  76                         Logger::info('Orphaned post-thread-user entries deleted', ['rows' => DBA::affectedRows()]);
  77
  78                         Logger::log('Delete expired items - done', Logger::DEBUG);
  79                         return;
  80                 } elseif (intval($param) > 0) {
  81                         $user = DBA::selectFirst('user', ['uid', 'username', 'expire'], ['uid' => $param]);
  82                         if (DBA::isResult($user)) {
  83                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - interval: '.$user['expire'], Logger::DEBUG);
  84                                 Item::expire($user['uid'], $user['expire']);
  85                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - done ', Logger::DEBUG);
  86                         }
  87                         return;
  88                 } elseif ($param == 'hook' && !empty($hook_function)) {
  89                         foreach (Hook::getByName('expire') as $hook) {
  90                                 if ($hook[1] == $hook_function) {
  91                                         Logger::log("Calling expire hook '" . $hook[1] . "'", Logger::DEBUG);
  92                                         Hook::callSingle($a, 'expire', $hook, $data);
  93                                 }
  94                         }
  95                         return;
  96                 }
  97
  98                 Logger::log('expire: start');
  99
 100                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 101                                 'Expire', 'delete');
 102
 103                 $r = DBA::p("SELECT `uid`, `username` FROM `user` WHERE `expire` != 0");
 104                 while ($row = DBA::fetch($r)) {
 105                         Logger::log('Calling expiry for user '.$row['uid'].' ('.$row['username'].')', Logger::DEBUG);
 106                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 107                                         'Expire', (int)$row['uid']);
 108                 }
 109                 DBA::close($r);
 110
 111                 Logger::log('expire: calling hooks');
 112                 foreach (Hook::getByName('expire') as $hook) {
 113                         Logger::log("Calling expire hook for '" . $hook[1] . "'", Logger::DEBUG);
 114                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 115                                         'Expire', 'hook', $hook[1]);
 116                 }
 117
 118                 Logger::log('expire: end');
 119
 120                 return;
 121         }
 122 }