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