src/Worker/Expire.php

   1 <?php
   2 /**
   3  * @file src/Worker/Expire.php
   4  * @brief Expires old item entries
   5  */
   6
   7 namespace Friendica\Worker;
   8
   9 use Friendica\BaseObject;
  10 use Friendica\Core\Addon;
  11 use Friendica\Core\Config;
  12 use Friendica\Core\Worker;
  13 use Friendica\Database\DBA;
  14 use Friendica\Model\Item;
  15
  16 require_once 'include/dba.php';
  17
  18 class Expire
  19 {
  20         public static function execute($param = '', $hook_name = '')
  21         {
  22                 $a = BaseObject::getApp();
  23
  24                 require_once 'include/items.php';
  25
  26                 Addon::loadHooks();
  27
  28                 if ($param == 'delete') {
  29                         logger('Delete expired items', LOGGER_DEBUG);
  30                         // physically remove anything that has been deleted for more than two months
  31                         $condition = ["`deleted` AND `changed` < UTC_TIMESTAMP() - INTERVAL 60 DAY"];
  32                         $rows = DBA::select('item', ['id', 'iaid', 'icid', 'psid'],  $condition);
  33                         while ($row = DBA::fetch($rows)) {
  34                                 DBA::delete('item', ['id' => $row['id']]);
  35                                 if (!empty($row['iaid']) && !DBA::exists('item', ['iaid' => $row['iaid']])) {
  36                                         DBA::delete('item-activity', ['id' => $row['iaid']]);
  37                                 }
  38                                 if (!empty($row['icid']) && !DBA::exists('item', ['icid' => $row['icid']])) {
  39                                         DBA::delete('item-content', ['id' => $row['icid']]);
  40                                 }
  41                                 // When the permission set will be used in photo and events as well.
  42                                 // this query here needs to be extended.
  43                                 if (!empty($row['psid']) && !DBA::exists('item', ['psid' => $row['psid']])) {
  44                                         DBA::delete('permissionset', ['id' => $row['psid']]);
  45                                 }
  46                                 // When the permission set will be used in photo and events as well.
  47                                 // this query here needs to be extended.
  48                                 if (!empty($row['psid']) && !dba::exists('item', ['psid' => $row['psid']])) {
  49                                         dba::delete('permissionset', ['id' => $row['psid']]);
  50                                 }
  51                         }
  52                         DBA::close($rows);
  53
  54                         // Normally we shouldn't have orphaned data at all.
  55                         // If we do have some, then we have to check why.
  56                         logger('Deleting orphaned item activities - start', LOGGER_DEBUG);
  57                         $condition = ["NOT EXISTS (SELECT `iaid` FROM `item` WHERE `item`.`iaid` = `item-activity`.`id`)"];
  58                         DBA::delete('item-activity', $condition);
  59                         logger('Orphaned item activities deleted: ' . DBA::affectedRows(), LOGGER_DEBUG);
  60
  61                         logger('Deleting orphaned item content - start', LOGGER_DEBUG);
  62                         $condition = ["NOT EXISTS (SELECT `icid` FROM `item` WHERE `item`.`icid` = `item-content`.`id`)"];
  63                         DBA::delete('item-content', $condition);
  64                         logger('Orphaned item content deleted: ' . DBA::affectedRows(), LOGGER_DEBUG);
  65
  66                         // make this optional as it could have a performance impact on large sites
  67                         if (intval(Config::get('system', 'optimize_items'))) {
  68                                 DBA::e("OPTIMIZE TABLE `item`");
  69                         }
  70
  71                         logger('Delete expired items - done', LOGGER_DEBUG);
  72                         return;
  73                 } elseif (intval($param) > 0) {
  74                         $user = DBA::selectFirst('user', ['uid', 'username', 'expire'], ['uid' => $param]);
  75                         if (DBA::isResult($user)) {
  76                                 logger('Expire items for user '.$user['uid'].' ('.$user['username'].') - interval: '.$user['expire'], LOGGER_DEBUG);
  77                                 Item::expire($user['uid'], $user['expire']);
  78                                 logger('Expire items for user '.$user['uid'].' ('.$user['username'].') - done ', LOGGER_DEBUG);
  79                         }
  80                         return;
  81                 } elseif (!empty($hook_name) && ($param == 'hook') && is_array($a->hooks) && array_key_exists("expire", $a->hooks)) {
  82                         foreach ($a->hooks["expire"] as $hook) {
  83                                 if ($hook[1] == $hook_name) {
  84                                         logger("Calling expire hook '" . $hook[1] . "'", LOGGER_DEBUG);
  85                                         Addon::callSingleHook($a, $hook_name, $hook, $data);
  86                                 }
  87                         }
  88                         return;
  89                 }
  90
  91                 logger('expire: start');
  92
  93                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
  94                                 'Expire', 'delete');
  95
  96                 $r = DBA::p("SELECT `uid`, `username` FROM `user` WHERE `expire` != 0");
  97                 while ($row = DBA::fetch($r)) {
  98                         logger('Calling expiry for user '.$row['uid'].' ('.$row['username'].')', LOGGER_DEBUG);
  99                         Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 100                                         'Expire', (int)$row['uid']);
 101                 }
 102                 DBA::close($r);
 103
 104                 logger('expire: calling hooks');
 105
 106                 if (is_array($a->hooks) && array_key_exists('expire', $a->hooks)) {
 107                         foreach ($a->hooks['expire'] as $hook) {
 108                                 logger("Calling expire hook for '" . $hook[1] . "'", LOGGER_DEBUG);
 109                                 Worker::add(['priority' => $a->queue['priority'], 'created' => $a->queue['created'], 'dont_fork' => true],
 110                                                 'Expire', 'hook', $hook[1]);
 111                         }
 112                 }
 113
 114                 logger('expire: end');
 115
 116                 return;
 117         }
 118 }