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-rw-r--r--Zotlabs/Daemon/Cron.php181
1 files changed, 181 insertions, 0 deletions
diff --git a/Zotlabs/Daemon/Cron.php b/Zotlabs/Daemon/Cron.php
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+++ b/Zotlabs/Daemon/Cron.php
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+<?php /** @file */
+
+namespace Zotlabs\Daemon;
+
+class Cron {
+
+ static public function run($argc,$argv) {
+
+ $maxsysload = intval(get_config('system','maxloadavg'));
+ if($maxsysload < 1)
+ $maxsysload = 50;
+ if(function_exists('sys_getloadavg')) {
+ $load = sys_getloadavg();
+ if(intval($load[0]) > $maxsysload) {
+ logger('system: load ' . $load . ' too high. Cron deferred to next scheduled run.');
+ return;
+ }
+ }
+
+ // Check for a lockfile. If it exists, but is over an hour old, it's stale. Ignore it.
+ $lockfile = 'store/[data]/cron';
+ if((file_exists($lockfile)) && (filemtime($lockfile) > (time() - 3600))
+ && (! get_config('system','override_cron_lockfile'))) {
+ logger("cron: Already running");
+ return;
+ }
+
+ // Create a lockfile. Needs two vars, but $x doesn't need to contain anything.
+ file_put_contents($lockfile, $x);
+
+ logger('cron: start');
+
+ // run queue delivery process in the background
+
+ Master::Summon(array('Queue'));
+
+ Master::Summon(array('Poller'));
+
+ // maintenance for mod sharedwithme - check for updated items and remove them
+
+ require_once('include/sharedwithme.php');
+ apply_updates();
+
+
+ // expire any expired mail
+
+ q("delete from mail where expires != '%s' and expires < %s ",
+ dbesc(NULL_DATE),
+ db_utcnow()
+ );
+
+ // expire any expired items
+
+ $r = q("select id from item where expires != '%s' and expires < %s
+ and item_deleted = 0 ",
+ dbesc(NULL_DATE),
+ db_utcnow()
+ );
+ if($r) {
+ require_once('include/items.php');
+ foreach($r as $rr)
+ drop_item($rr['id'],false);
+ }
+
+
+ // Ensure that every channel pings a directory server once a month. This way we can discover
+ // channels and sites that quietly vanished and prevent the directory from accumulating stale
+ // or dead entries.
+
+ $r = q("select channel_id from channel where channel_dirdate < %s - INTERVAL %s",
+ db_utcnow(),
+ db_quoteinterval('30 DAY')
+ );
+ if($r) {
+ foreach($r as $rr) {
+ Master::Summon(array('Directory',$rr['channel_id'],'force'));
+ if($interval)
+ @time_sleep_until(microtime(true) + (float) $interval);
+ }
+ }
+
+ // publish any applicable items that were set to be published in the future
+ // (time travel posts). Restrict to items that have come of age in the last
+ // couple of days to limit the query to something reasonable.
+
+ $r = q("select id from item where item_delayed = 1 and created <= %s and created > '%s' ",
+ db_utcnow(),
+ dbesc(datetime_convert('UTC','UTC','now - 2 days'))
+ );
+ if($r) {
+ foreach($r as $rr) {
+ $x = q("update item set item_delayed = 0 where id = %d",
+ intval($rr['id'])
+ );
+ if($x) {
+ Master::Summon(array('Notifier','wall-new',$rr['id']));
+ }
+ }
+ }
+
+ $abandon_days = intval(get_config('system','account_abandon_days'));
+ if($abandon_days < 1)
+ $abandon_days = 0;
+
+
+ // once daily run birthday_updates and then expire in background
+
+ // FIXME: add birthday updates, both locally and for xprof for use
+ // by directory servers
+
+ $d1 = intval(get_config('system','last_expire_day'));
+ $d2 = intval(datetime_convert('UTC','UTC','now','d'));
+
+ // Allow somebody to staggger daily activities if they have more than one site on their server,
+ // or if it happens at an inconvenient (busy) hour.
+
+ $h1 = intval(get_config('system','cron_hour'));
+ $h2 = intval(datetime_convert('UTC','UTC','now','G'));
+
+
+ if(($d2 != $d1) && ($h1 == $h2)) {
+ Master::Summon('Cron_daily');
+ }
+
+ // update any photos which didn't get imported properly
+ // This should be rare
+
+ $r = q("select xchan_photo_l, xchan_hash from xchan where xchan_photo_l != '' and xchan_photo_m = ''
+ and xchan_photo_date < %s - INTERVAL %s",
+ db_utcnow(),
+ db_quoteinterval('1 DAY')
+ );
+ if($r) {
+ require_once('include/photo/photo_driver.php');
+ foreach($r as $rr) {
+ $photos = import_xchan_photo($rr['xchan_photo_l'],$rr['xchan_hash']);
+ $x = q("update xchan set xchan_photo_l = '%s', xchan_photo_m = '%s', xchan_photo_s = '%s', xchan_photo_mimetype = '%s'
+ where xchan_hash = '%s'",
+ dbesc($photos[0]),
+ dbesc($photos[1]),
+ dbesc($photos[2]),
+ dbesc($photos[3]),
+ dbesc($rr['xchan_hash'])
+ );
+ }
+ }
+
+
+ // pull in some public posts
+
+ if(! get_config('system','disable_discover_tab'))
+ Master::Summon(array('Externals'));
+
+ $generation = 0;
+
+ $restart = false;
+
+ if(($argc > 1) && ($argv[1] == 'restart')) {
+ $restart = true;
+ $generation = intval($argv[2]);
+ if(! $generation)
+ killme();
+ }
+
+ reload_plugins();
+
+ $d = datetime_convert();
+
+ // TODO check to see if there are any cronhooks before wasting a process
+
+ if(! $restart)
+ Master::Summon(array('Cronhooks'));
+
+ set_config('system','lastcron',datetime_convert());
+
+ //All done - clear the lockfile
+ @unlink($lockfile);
+
+ return;
+ }
+}