friendica/include/poller.php

268 lines
7.0 KiB
PHP

<?php
require_once("boot.php");
function poller_run(&$argv, &$argc){
global $a, $db;
if(is_null($a)) {
$a = new App;
}
if(is_null($db)) {
@include(".htconfig.php");
require_once("dba.php");
$db = new dba($db_host, $db_user, $db_pass, $db_data);
unset($db_host, $db_user, $db_pass, $db_data);
};
require_once('include/session.php');
require_once('include/datetime.php');
require_once('library/simplepie/simplepie.inc');
require_once('include/items.php');
require_once('include/Contact.php');
require_once('include/email.php');
require_once('include/socgraph.php');
require_once('include/pidfile.php');
load_config('config');
load_config('system');
$maxsysload = intval(get_config('system','maxloadavg'));
if($maxsysload < 1)
$maxsysload = 50;
if(function_exists('sys_getloadavg')) {
$load = sys_getloadavg();
if(intval($load[0]) > $maxsysload) {
logger('system: load ' . $load . ' too high. Poller deferred to next scheduled run.');
return;
}
}
$lockpath = get_config('system','lockpath');
if ($lockpath != '') {
$pidfile = new pidfile($lockpath, 'poller.lck');
if($pidfile->is_already_running()) {
logger("poller: Already running");
exit;
}
}
$a->set_baseurl(get_config('system','url'));
load_hooks();
logger('poller: start');
// run queue delivery process in the background
proc_run('php',"include/queue.php");
// expire any expired accounts
q("UPDATE user SET `account_expired` = 1 where `account_expired` = 0
AND `account_expires_on` != '0000-00-00 00:00:00'
AND `account_expires_on` < UTC_TIMESTAMP() ");
// delete user and contact records for recently removed accounts
$r = q("SELECT * FROM `user` WHERE `account_removed` = 1 AND `account_expires_on` < UTC_TIMESTAMP() - INTERVAL 3 DAY");
if ($r) {
foreach($r as $user) {
q("DELETE FROM `contact` WHERE `uid` = %d", intval($user['uid']));
q("DELETE FROM `user` WHERE `uid` = %d", intval($user['uid']));
}
}
$abandon_days = intval(get_config('system','account_abandon_days'));
if($abandon_days < 1)
$abandon_days = 0;
// once daily run birthday_updates and then expire in background
$d1 = get_config('system','last_expire_day');
$d2 = intval(datetime_convert('UTC','UTC','now','d'));
if($d2 != intval($d1)) {
update_contact_birthdays();
update_suggestions();
set_config('system','last_expire_day',$d2);
proc_run('php','include/expire.php');
}
// clear old cache
Cache::clear();
// clear item cache files if they are older than one day
$cache = get_config('system','itemcache');
if (($cache != '') and is_dir($cache)) {
if ($dh = opendir($cache)) {
while (($file = readdir($dh)) !== false) {
$fullpath = $cache."/".$file;
if ((filetype($fullpath) == "file") and filectime($fullpath) < (time() - 86400))
unlink($fullpath);
}
closedir($dh);
}
}
$manual_id = 0;
$generation = 0;
$hub_update = false;
$force = false;
$restart = false;
if(($argc > 1) && ($argv[1] == 'force'))
$force = true;
if(($argc > 1) && ($argv[1] == 'restart')) {
$restart = true;
$generation = intval($argv[2]);
if(! $generation)
killme();
}
if(($argc > 1) && intval($argv[1])) {
$manual_id = intval($argv[1]);
$force = true;
}
$interval = intval(get_config('system','poll_interval'));
if(! $interval)
$interval = ((get_config('system','delivery_interval') === false) ? 3 : intval(get_config('system','delivery_interval')));
$sql_extra = (($manual_id) ? " AND `id` = $manual_id " : "");
reload_plugins();
$d = datetime_convert();
if(! $restart)
proc_run('php','include/cronhooks.php');
// 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.
$abandon_sql = (($abandon_days)
? sprintf(" AND `user`.`login_date` > UTC_TIMESTAMP() - INTERVAL %d DAY ", intval($abandon_days))
: ''
);
$contacts = q("SELECT `contact`.`id` FROM `contact` LEFT JOIN `user` ON `user`.`uid` = `contact`.`uid`
WHERE ( `rel` = %d OR `rel` = %d ) AND `poll` != ''
AND NOT `network` IN ( '%s', '%s' )
$sql_extra
AND `self` = 0 AND `contact`.`blocked` = 0 AND `contact`.`readonly` = 0
AND `contact`.`archive` = 0
AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 $abandon_sql ORDER BY RAND()",
intval(CONTACT_IS_SHARING),
intval(CONTACT_IS_FRIEND),
dbesc(NETWORK_DIASPORA),
dbesc(NETWORK_FACEBOOK)
);
if(! count($contacts)) {
return;
}
foreach($contacts as $c) {
$res = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1",
intval($c['id'])
);
if((! $res) || (! count($res)))
continue;
foreach($res as $contact) {
$xml = false;
if($manual_id)
$contact['last-update'] = '0000-00-00 00:00:00';
if($contact['network'] === NETWORK_DFRN)
$contact['priority'] = 2;
if(!get_config('system','ostatus_use_priority') and ($contact['network'] === NETWORK_OSTATUS))
$contact['priority'] = 2;
if($contact['priority'] || $contact['subhub']) {
$hub_update = true;
$update = false;
$t = $contact['last-update'];
// We should be getting everything via a hub. But just to be sure, let's check once a day.
// (You can make this more or less frequent if desired by setting 'pushpoll_frequency' appropriately)
// This also lets us update our subscription to the hub, and add or replace hubs in case it
// changed. We will only update hubs once a day, regardless of 'pushpoll_frequency'.
if($contact['subhub']) {
$poll_interval = get_config('system','pushpoll_frequency');
$contact['priority'] = (($poll_interval !== false) ? intval($poll_interval) : 3);
$hub_update = false;
if((datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 day")) || $force)
$hub_update = true;
}
else
$hub_update = false;
/**
* 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:
default:
if(datetime_convert('UTC','UTC', 'now') > datetime_convert('UTC','UTC', $t . " + 1 hour"))
$update = true;
break;
}
if((! $update) && (! $force))
continue;
}
proc_run('php','include/onepoll.php',$contact['id']);
if($interval)
@time_sleep_until(microtime(true) + (float) $interval);
}
}
return;
}
if (array_search(__file__,get_included_files())===0){
poller_run($argv,$argc);
killme();
}