<?php
/**
* @file src/Worker/Cron.php
*/
namespace Friendica\Worker;
use Friendica\Core\Config;
use Friendica\Core\Worker;
use Friendica\Database\DBM;
use dba;
Class Cron {
public static function execute($parameter = '', $generation = 0) {
global $a;
require_once 'include/datetime.php';
// Poll contacts with specific parameters
if (!empty($parameter)) {
self::pollContacts($parameter, $generation);
return;
}
$last = Config::get('system', 'last_cron');
$poll_interval = intval(Config::get('system', 'cron_interval'));
if (! $poll_interval) {
$poll_interval = 10;
}
if ($last) {
$next = $last + ($poll_interval * 60);
if ($next > time()) {
logger('cron intervall not reached');
return;
}
}
logger('cron: start');
// run queue delivery process in the background
Worker::add(PRIORITY_NEGLIGIBLE, "queue");
// run the process to discover global contacts in the background
Worker::add(PRIORITY_LOW, "DiscoverPoCo");
// run the process to update locally stored global contacts in the background
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "checkcontact");
// Expire and remove user entries
Worker::add(PRIORITY_MEDIUM, "CronJobs", "expire_and_remove_users");
// Call possible post update functions
Worker::add(PRIORITY_LOW, "CronJobs", "post_update");
// update nodeinfo data
Worker::add(PRIORITY_LOW, "CronJobs", "nodeinfo");
// Clear cache entries
Worker::add(PRIORITY_LOW, "CronJobs", "clear_cache");
// Repair missing Diaspora values in contacts
Worker::add(PRIORITY_LOW, "CronJobs", "repair_diaspora");
// Repair entries in the database
Worker::add(PRIORITY_LOW, "CronJobs", "repair_database");
// once daily run birthday_updates and then expire in background
$d1 = Config::get('system', 'last_expire_day');
$d2 = intval(datetime_convert('UTC', 'UTC', 'now', 'd'));
if ($d2 != intval($d1)) {
Worker::add(PRIORITY_LOW, "CronJobs", "update_contact_birthdays");
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "update_server");
Worker::add(PRIORITY_LOW, "DiscoverPoCo", "suggestions");
Config::set('system', 'last_expire_day', $d2);
Worker::add(PRIORITY_LOW, 'Expire');
Worker::add(PRIORITY_MEDIUM, 'DBClean');
Worker::add(PRIORITY_LOW, "CronJobs", "update_photo_albums");
// Delete all done workerqueue entries
dba::delete('workerqueue', array('`done` AND `executed` < UTC_TIMESTAMP() - INTERVAL 12 HOUR'));
// check upstream version?
Worker::add(PRIORITY_LOW, 'CheckVersion');
}
// Poll contacts
self::pollContacts($parameter, $generation);
logger('cron: end');
Config::set('system', 'last_cron', time());
return;
}
/**
* @brief Poll contacts for unreceived messages
*
* @todo Currently it seems as if the following parameter aren't used at all ...
*
* @param string $parameter Parameter (force, restart, ...) for the contact polling
* @param integer $generation
*/
private static function pollContacts($parameter, $generation) {
$manual_id = 0;
$generation = 0;
$force = false;
$restart = false;
if ($parameter == 'force') {
$force = true;
}
if ($parameter == 'restart') {
$restart = true;
$generation = intval($generation);
if (!$generation) {
killme();
}
}
if (intval($parameter)) {
$manual_id = intval($parameter);
$force = true;
}
$min_poll_interval = Config::get('system', 'min_poll_interval', 1);
$sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
reload_plugins();
$d = datetime_convert();
// Only poll from those with suitable relationships,
// and which have a polling address and ignore Diaspora since
// we are unable to match those posts with a Diaspora GUID and prevent duplicates.
$abandon_days = intval(Config::get('system', 'account_abandon_days'));
if ($abandon_days < 1) {
$abandon_days = 0;
}
$abandon_sql = (($abandon_days)
? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
: ''
);
$contacts = q("SELECT `contact`.`id` FROM `user`
STRAIGHT_JOIN `contact`
ON `contact`.`uid` = `user`.`uid` AND `contact`.`rel` IN (%d, %d) AND `contact`.`poll` != ''
AND `contact`.`network` IN ('%s', '%s', '%s', '%s', '%s', '%s') $sql_extra
AND NOT `contact`.`self` AND NOT `contact`.`blocked` AND NOT `contact`.`readonly`
AND NOT `contact`.`archive`
WHERE NOT `user`.`account_expired` AND NOT `user`.`account_removed` $abandon_sql ORDER BY RAND()",
intval(CONTACT_IS_SHARING),
intval(CONTACT_IS_FRIEND),
dbesc(NETWORK_DFRN),
dbesc(NETWORK_ZOT),
dbesc(NETWORK_OSTATUS),
dbesc(NETWORK_FEED),
dbesc(NETWORK_MAIL),
dbesc(NETWORK_MAIL2)
);
if (!DBM::is_result($contacts)) {
return;
}
foreach ($contacts as $c) {
$res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
intval($c['id'])
);
if (!DBM::is_result($res)) {
continue;
}
foreach ($res as $contact) {
$xml = false;
if ($manual_id) {
$contact['last-update'] = NULL_DATE;
}
if (in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
$contact['priority'] = 2;
}
if ($contact['subhub'] && in_array($contact['network'], array(NETWORK_DFRN, NETWORK_ZOT, NETWORK_OSTATUS))) {
/*
* We should be getting everything via a hub. But just to be sure, let's check once a day.
* (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
* This also lets us update our subscription to the hub, and add or replace hubs in case it
* changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
*/
$poll_interval = Config::get('system', 'pushpoll_frequency');
$contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
}
if (($contact['priority'] >= 0) && !$force) {
$update = false;
$t = $contact['last-update'];
/*
* Based on $contact['priority'], should we poll this site now? Or later?
*/
switch ($contact['priority']) {
case 5:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 month")) {
$update = true;
}
break;
case 4:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 week")) {
$update = true;
}
break;
case 3:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 day")) {
$update = true;
}
break;
case 2:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 12 hour")) {
$update = true;
}
break;
case 1:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + 1 hour")) {
$update = true;
}
break;
case 0:
default:
if (datetime_convert('UTC', 'UTC', 'now') > datetime_convert('UTC', 'UTC', $t . " + ".$min_poll_interval." minute")) {
$update = true;
}
break;
}
if (!$update) {
continue;
}
}
logger("Polling " . $contact["network"] . " " . $contact["id"] . " " . $contact["nick"] . " " . $contact["name"]);
if (($contact['network'] == NETWORK_FEED) && ($contact['priority'] <= 3)) {
$priority = PRIORITY_MEDIUM;
} else {
$priority = PRIORITY_LOW;
}
Worker::add(array('priority' => $priority, 'dont_fork' => true), 'OnePoll', (int)$contact['id']);
}
}
}
}