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 use Friendica\Model\Post;
  31
  32 /**
  33  * Expires old item entries
  34  */
  35 class Expire
  36 {
  37         public static function execute($param = '', $hook_function = '')
  38         {
  39                 $a = DI::app();
  40
  41                 Hook::loadHooks();
  42
  43                 if ($param == 'delete') {
  44                         Logger::log('Delete expired items', Logger::DEBUG);
  45                         // physically remove anything that has been deleted for more than two months
  46                         $condition = ["`deleted` AND `changed` < UTC_TIMESTAMP() - INTERVAL 60 DAY"];
  47                         $rows = DBA::select('item', ['id', 'guid', 'uri-id', 'uid'],  $condition);
  48                         while ($row = DBA::fetch($rows)) {
  49                                 Logger::info('Delete expired item', ['id' => $row['id'], 'guid' => $row['guid']]);
  50                                 DBA::delete('item', ['id' => $row['id']]);
  51                                 Post\User::delete(['uri-id' => $row['uri-id'], 'uid' => $row['uid']]);
  52                         }
  53                         DBA::close($rows);
  54
  55                         Logger::info('Deleting orphaned post-content - start');
  56                         /// @todo Replace "item with "post-user" in the future when "item" is removed
  57                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `item` WHERE `item`.`uri-id` = `post-content`.`uri-id`)"];
  58                         DBA::delete('post-content', $condition);
  59                         Logger::info('Orphaned post-content deleted', ['rows' => DBA::affectedRows()]);
  60
  61                         Logger::info('Deleting orphaned post-thread - start');
  62                         /// @todo Replace "item with "post-user" in the future when "item" is removed
  63                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `item` WHERE `item`.`uri-id` = `post-thread`.`uri-id`)"];
  64                         DBA::delete('post-thread', $condition);
  65                         Logger::info('Orphaned item content deleted', ['rows' => DBA::affectedRows()]);
  66
  67                         // make this optional as it could have a performance impact on large sites
  68                         if (intval(DI::config()->get('system', 'optimize_items'))) {
  69                                 DBA::e("OPTIMIZE TABLE `item`");
  70                         }
  71
  72                         Logger::log('Delete expired items - done', Logger::DEBUG);
  73                         return;
  74                 } elseif (intval($param) > 0) {
  75                         $user = DBA::selectFirst('user', ['uid', 'username', 'expire'], ['uid' => $param]);
  76                         if (DBA::isResult($user)) {
  77                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - interval: '.$user['expire'], Logger::DEBUG);
  78                                 Item::expire($user['uid'], $user['expire']);
  79                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - done ', Logger::DEBUG);
  80                         }
  81                         return;
  82                 } elseif ($param == 'hook' && !empty($hook_function)) {
  83                         foreach (Hook::getByName('expire') as $hook) {
  84                                 if ($hook[1] == $hook_function) {
  85                                         Logger::log("Calling expire hook '" . $hook[1] . "'", Logger::DEBUG);
  86                                         Hook::callSingle($a, 'expire', $hook, $data);
  87                                 }
  88                         }
  89                         return;
  90                 }
  91
  92                 Logger::log('expire: start');
  93
  94                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  95                                 'Expire', 'delete');
  96
  97                 $r = DBA::p("SELECT `uid`, `username` FROM `user` WHERE `expire` != 0");
  98                 while ($row = DBA::fetch($r)) {
  99                         Logger::log('Calling expiry for user '.$row['uid'].' ('.$row['username'].')', Logger::DEBUG);
 100                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 101                                         'Expire', (int)$row['uid']);
 102                 }
 103                 DBA::close($r);
 104
 105                 Logger::log('expire: calling hooks');
 106                 foreach (Hook::getByName('expire') as $hook) {
 107                         Logger::log("Calling expire hook for '" . $hook[1] . "'", Logger::DEBUG);
 108                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 109                                         'Expire', 'hook', $hook[1]);
 110                 }
 111
 112                 Logger::log('expire: end');
 113
 114                 return;
 115         }
 116 }