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