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 = Post::select(['id', 'guid', 'uri-id', 'uid'],  $condition);
  48                         while ($row = Post::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                                 Post\ThreadUser::delete(['uri-id' => $row['uri-id'], 'uid' => $row['uid']]);
  53                         }
  54                         DBA::close($rows);
  55
  56                         Logger::info('Deleting orphaned post-content - start');
  57                         /// @todo Replace "item with "post-user" in the future when "item" is removed
  58                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post-content`.`uri-id`)"];
  59                         DBA::delete('post-content', $condition);
  60                         Logger::info('Orphaned post-content deleted', ['rows' => DBA::affectedRows()]);
  61
  62                         Logger::info('Deleting orphaned post-thread - start');
  63                         /// @todo Replace "item with "post-user" in the future when "item" is removed
  64                         $condition = ["NOT EXISTS (SELECT `uri-id` FROM `post-user` WHERE `post-user`.`uri-id` = `post-thread`.`uri-id`)"];
  65                         DBA::delete('post-thread', $condition);
  66                         Logger::info('Orphaned item content deleted', ['rows' => DBA::affectedRows()]);
  67
  68                         Logger::log('Delete expired items - done', Logger::DEBUG);
  69                         return;
  70                 } elseif (intval($param) > 0) {
  71                         $user = DBA::selectFirst('user', ['uid', 'username', 'expire'], ['uid' => $param]);
  72                         if (DBA::isResult($user)) {
  73                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - interval: '.$user['expire'], Logger::DEBUG);
  74                                 Item::expire($user['uid'], $user['expire']);
  75                                 Logger::log('Expire items for user '.$user['uid'].' ('.$user['username'].') - done ', Logger::DEBUG);
  76                         }
  77                         return;
  78                 } elseif ($param == 'hook' && !empty($hook_function)) {
  79                         foreach (Hook::getByName('expire') as $hook) {
  80                                 if ($hook[1] == $hook_function) {
  81                                         Logger::log("Calling expire hook '" . $hook[1] . "'", Logger::DEBUG);
  82                                         Hook::callSingle($a, 'expire', $hook, $data);
  83                                 }
  84                         }
  85                         return;
  86                 }
  87
  88                 Logger::log('expire: start');
  89
  90                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  91                                 'Expire', 'delete');
  92
  93                 $r = DBA::p("SELECT `uid`, `username` FROM `user` WHERE `expire` != 0");
  94                 while ($row = DBA::fetch($r)) {
  95                         Logger::log('Calling expiry for user '.$row['uid'].' ('.$row['username'].')', Logger::DEBUG);
  96                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  97                                         'Expire', (int)$row['uid']);
  98                 }
  99                 DBA::close($r);
 100
 101                 Logger::log('expire: calling hooks');
 102                 foreach (Hook::getByName('expire') as $hook) {
 103                         Logger::log("Calling expire hook for '" . $hook[1] . "'", Logger::DEBUG);
 104                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 105                                         'Expire', 'hook', $hook[1]);
 106                 }
 107
 108                 Logger::log('expire: end');
 109
 110                 return;
 111         }
 112 }