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\DI;
  29 use Friendica\Model\Item;
  30
  31 /**
  32  * Expires old item entries
  33  */
  34 class Expire
  35 {
  36         public static function execute($param = '', $hook_function = '')
  37         {
  38                 $a = DI::app();
  39
  40                 Hook::loadHooks();
  41
  42                 if ($param == 'delete') {
  43                         Logger::log('Delete expired items', Logger::DEBUG);
  44                         // physically remove anything that has been deleted for more than two months
  45                         $condition = ["`deleted` AND `changed` < UTC_TIMESTAMP() - INTERVAL 60 DAY"];
  46                         $rows = DBA::select('item', ['id', 'guid'],  $condition);
  47                         while ($row = DBA::fetch($rows)) {
  48                                 Logger::info('Delete expired item', ['id' => $row['id'], 'guid' => $row['guid']]);
  49                                 DBA::delete('item', ['id' => $row['id']]);
  50                         }
  51                         DBA::close($rows);
  52
  53                         // Normally we shouldn't have orphaned data at all.
  54                         // If we do have some, then we have to check why.
  55                         Logger::log('Deleting orphaned item activities - start', Logger::DEBUG);
  56                         $condition = ["NOT EXISTS (SELECT `iaid` FROM `item` WHERE `item`.`iaid` = `item-activity`.`id`)"];
  57                         DBA::delete('item-activity', $condition);
  58                         Logger::log('Orphaned item activities deleted: ' . DBA::affectedRows(), Logger::DEBUG);
  59
  60                         Logger::log('Deleting orphaned item content - start', Logger::DEBUG);
  61                         $condition = ["NOT EXISTS (SELECT `icid` FROM `item` WHERE `item`.`icid` = `item-content`.`id`)"];
  62                         DBA::delete('item-content', $condition);
  63                         Logger::log('Orphaned item content deleted: ' . DBA::affectedRows(), Logger::DEBUG);
  64
  65                         // make this optional as it could have a performance impact on large sites
  66                         if (intval(DI::config()->get('system', 'optimize_items'))) {
  67                                 DBA::e("OPTIMIZE TABLE `item`");
  68                         }
  69
  70                         Logger::log('Delete expired items - done', Logger::DEBUG);
  71                         return;
  72                 } elseif (intval($param) > 0) {
  73                         $user = DBA::selectFirst('user', ['uid', 'username', 'expire'], ['uid' => $param]);
  74                         if (DBA::isResult($user)) {
  75                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - interval: '.$user['expire'], Logger::DEBUG);
  76                                 Item::expire($user['uid'], $user['expire']);
  77                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - done ', Logger::DEBUG);
  78                         }
  79                         return;
  80                 } elseif ($param == 'hook' && !empty($hook_function)) {
  81                         foreach (Hook::getByName('expire') as $hook) {
  82                                 if ($hook[1] == $hook_function) {
  83                                         Logger::log("Calling expire hook '" . $hook[1] . "'", Logger::DEBUG);
  84                                         Hook::callSingle($a, 'expire', $hook, $data);
  85                                 }
  86                         }
  87                         return;
  88                 }
  89
  90                 Logger::log('expire: start');
  91
  92                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  93                                 'Expire', 'delete');
  94
  95                 $r = DBA::p("SELECT `uid`, `username` FROM `user` WHERE `expire` != 0");
  96                 while ($row = DBA::fetch($r)) {
  97                         Logger::log('Calling expiry for user '.$row['uid'].' ('.$row['username'].')', Logger::DEBUG);
  98                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  99                                         'Expire', (int)$row['uid']);
 100                 }
 101                 DBA::close($r);
 102
 103                 Logger::log('expire: calling hooks');
 104                 foreach (Hook::getByName('expire') as $hook) {
 105                         Logger::log("Calling expire hook for '" . $hook[1] . "'", Logger::DEBUG);
 106                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 107                                         'Expire', 'hook', $hook[1]);
 108                 }
 109
 110                 Logger::log('expire: end');
 111
 112                 return;
 113         }
 114 }