Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

172 lines
5.4 KiB

<?php
/**
* @file include/dbclean.php
* @brief The script is called from time to time to clean the database entries and remove orphaned data.
*/
use \Friendica\Core\Config;
use \Friendica\Core\PConfig;
require_once("boot.php");
function dbclean_run(&$argv, &$argc) {
global $a, $db;
if (is_null($a)) {
$a = new App;
}
if (is_null($db)) {
@include(".htconfig.php");
require_once("include/dba.php");
$db = new dba($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
}
Config::load();
if (!Config::get('system', 'dbclean', false)) {
return;
}
if ($argc == 2) {
$stage = intval($argv[1]);
} else {
$stage = 0;
}
if (Config::get("system", "worker") AND ($stage == 0)) {
proc_run(PRIORITY_LOW, 'include/dbclean.php', 1);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 2);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 3);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 4);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 5);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 6);
proc_run(PRIORITY_LOW, 'include/dbclean.php', 7);
} else {
remove_orphans($stage);
}
}
/**
* @brief Remove orphaned database entries
*/
function remove_orphans($stage = 0) {
global $db;
$count = 0;
// With activated worker we split the deletion in many small tasks
if (Config::get("system", "worker")) {
$limit = 1000;
} else {
$limit = 10000;
}
if (($stage == 1) OR ($stage == 0)) {
logger("Deleting old global item entries from item table without user copy");
if ($db->q("SELECT `id` FROM `item` WHERE `uid` = 0
AND NOT EXISTS (SELECT `guid` FROM `item` AS `i` WHERE `item`.`guid` = `i`.`guid` AND `i`.`uid` != 0)
AND `received` < UTC_TIMESTAMP() - INTERVAL 90 DAY LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found global item orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `item` WHERE `id` = %d", intval($orphan["id"]));
}
}
$db->qclose();
logger("Done deleting old global item entries from item table without user copy");
}
if (($stage == 2) OR ($stage == 0)) {
logger("Deleting items without parents");
if ($db->q("SELECT `id` FROM `item` WHERE NOT EXISTS (SELECT `id` FROM `item` AS `i` WHERE `item`.`parent` = `i`.`id`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found item orphans without parents: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `item` WHERE `id` = %d", intval($orphan["id"]));
}
}
$db->qclose();
logger("Done deleting items without parents");
}
if (($stage == 3) OR ($stage == 0)) {
logger("Deleting orphaned data from thread table");
if ($db->q("SELECT `iid` FROM `thread` WHERE NOT EXISTS (SELECT `id` FROM `item` WHERE `item`.`parent` = `thread`.`iid`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found thread orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `thread` WHERE `iid` = %d", intval($orphan["iid"]));
}
}
$db->qclose();
logger("Done deleting orphaned data from thread table");
}
if (($stage == 4) OR ($stage == 0)) {
logger("Deleting orphaned data from notify table");
if ($db->q("SELECT `iid` FROM `notify` WHERE NOT EXISTS (SELECT `id` FROM `item` WHERE `item`.`id` = `notify`.`iid`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found notify orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `notify` WHERE `iid` = %d", intval($orphan["iid"]));
}
}
$db->qclose();
logger("Done deleting orphaned data from notify table");
}
if (($stage == 5) OR ($stage == 0)) {
logger("Deleting orphaned data from notify-threads table");
if ($db->q("SELECT `id` FROM `notify-threads` WHERE NOT EXISTS (SELECT `id` FROM `item` WHERE `item`.`parent` = `notify-threads`.`master-parent-item`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found notify-threads orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `notify-threads` WHERE `id` = %d", intval($orphan["id"]));
}
}
$db->qclose();
logger("Done deleting orphaned data from notify-threads table");
}
if (($stage == 6) OR ($stage == 0)) {
logger("Deleting orphaned data from sign table");
if ($db->q("SELECT `iid` FROM `sign` WHERE NOT EXISTS (SELECT `id` FROM `item` WHERE `item`.`id` = `sign`.`iid`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found sign orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `sign` WHERE `iid` = %d", intval($orphan["iid"]));
}
}
$db->qclose();
logger("Done deleting orphaned data from sign table");
}
if (($stage == 7) OR ($stage == 0)) {
logger("Deleting orphaned data from term table");
if ($db->q("SELECT `oid` FROM `term` WHERE NOT EXISTS (SELECT `id` FROM `item` WHERE `item`.`id` = `term`.`oid`) LIMIT ".intval($limit), true)) {
$count = $db->num_rows();
logger("found term orphans: ".$count);
while ($orphan = $db->qfetch()) {
q("DELETE FROM `term` WHERE `oid` = %d", intval($orphan["oid"]));
}
}
$db->qclose();
logger("Done deleting orphaned data from term table");
}
// Call it again if not all entries were purged
if (($stage != 0) AND ($count > 0) AND Config::get("system", "worker")) {
proc_run(PRIORITY_MEDIUM, 'include/dbclean.php');
}
}
if (array_search(__file__,get_included_files())===0){
dbclean_run($_SERVER["argv"],$_SERVER["argc"]);
killme();
}
?>