src/Worker/ExpirePosts.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\Logger;
  25 use Friendica\Core\Worker;
  26 use Friendica\Database\DBA;
  27 use Friendica\DI;
  28 use Friendica\Model\Item;
  29
  30 class ExpirePosts
  31 {
  32         /**
  33          * Delete old post entries
  34          */
  35         public static function execute()
  36         {
  37                 $expire_days = DI::config()->get('system', 'dbclean-expire-days');
  38                 $expire_days_unclaimed = DI::config()->get('system', 'dbclean-expire-unclaimed');
  39                 if (empty($expire_days_unclaimed)) {
  40                         $expire_days_unclaimed = $expire_days;
  41                 }
  42
  43                 $limit = DI::config()->get('system', 'dbclean-expire-limit');
  44                 if (empty($limit)) {
  45                         return;
  46                 }
  47
  48                 if (!empty($expire_days)) {
  49                         do {
  50                                 Logger::notice('Start deleting expired threads', ['expiry_days' => $expire_days]);
  51                                 $ret = DBA::e("DELETE FROM `item-uri` WHERE `id` IN
  52                                         (SELECT `uri-id` FROM `post-thread` WHERE `received` < UTC_TIMESTAMP() - INTERVAL ? DAY
  53                                                 AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-thread-user`
  54                                                         WHERE (`mention` OR `starred` OR `wall` OR `pinned`) AND `uri-id` = `post-thread`.`uri-id`)
  55                                                 AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-category`
  56                                                         WHERE `uri-id` = `post-thread`.`uri-id`)
  57                                                 AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-media`
  58                                                         WHERE `uri-id` = `post-thread`.`uri-id`)
  59                                                 AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` INNER JOIN `contact` ON `contact`.`id` = `contact-id` AND `notify_new_posts`
  60                                                         WHERE `parent-uri-id` = `post-thread`.`uri-id`)
  61                                                 AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user`
  62                                                         WHERE (`origin` OR `event-id` != 0 OR `post-type` = ?) AND `parent-uri-id` = `post-thread`.`uri-id`)
  63                                                 AND NOT `uri-id` IN (SELECT `uri-id` FROM `post-content`
  64                                                         WHERE `resource-id` != 0 AND `uri-id` = `post-thread`.`uri-id`))
  65                                         ORDER BY `id` LIMIT ?", $expire_days, Item::PT_PERSONAL_NOTE, $limit);
  66
  67                                 $rows = DBA::affectedRows();
  68                                 Logger::notice('Deleted expired threads', ['result' => $ret, 'rows' => $rows]);
  69
  70                                 if (!Worker::isInMaintenanceWindow()) {
  71                                         Logger::notice('We are outside of the maintenance window, quitting');
  72                                         return;
  73                                 }
  74                         } while ($rows >= $limit);
  75                 }
  76
  77                 if (!empty($expire_days_unclaimed)) {
  78                         do {
  79                                 Logger::notice('Start deleting unclaimed public items', ['expiry_days' => $expire_days_unclaimed]);
  80                                 $ret = DBA::e("DELETE FROM `item-uri` WHERE `id` IN
  81                                         (SELECT `uri-id` FROM `post-user` WHERE `gravity` = ? AND `uid` = ? AND `received` < UTC_TIMESTAMP() - INTERVAL ? DAY
  82                                                 AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` AS `i` WHERE `i`.`uid` != ?
  83                                                         AND `i`.`parent-uri-id` = `post-user`.`uri-id`)
  84                                                 AND NOT `uri-id` IN (SELECT `parent-uri-id` FROM `post-user` AS `i` WHERE `i`.`uid` = ?
  85                                                         AND `i`.`parent-uri-id` = `post-user`.`uri-id` AND `i`.`received` > UTC_TIMESTAMP() - INTERVAL ? DAY))
  86                                         ORDER BY `id` LIMIT ?",
  87                                         GRAVITY_PARENT, 0, $expire_days_unclaimed, 0, 0, $expire_days_unclaimed, $limit);
  88
  89                                 $rows = DBA::affectedRows();
  90                                 Logger::notice('Deleted unclaimed public items', ['result' => $ret, 'rows' => $rows]);
  91
  92                                 if (!Worker::isInMaintenanceWindow()) {
  93                                         Logger::notice('We are outside of the maintenance window, quitting');
  94                                         return;
  95                                 }
  96                         } while ($rows >= $limit);
  97                 }
  98         }
  99 }