<?php

/*
 * cronjob callback. This script does periodic checks, logging,
 * housekeeping etc. Should be called every 5 mins by cron.
 * Make a crontab entry that runs this as the same user the
 * www-php is normally run as, eg. */
// */5 *   * * *   www-data   php /path/to/api.php cron

if (!isLocalExecution())
	exit(0);

switch (mt_rand(1, 10)) {
case 1:
	Database::exec("DELETE FROM clientlog WHERE (UNIX_TIMESTAMP() - dateline) > 86400 * 90");
	break;
case 2:
	Database::exec("DELETE FROM eventlog WHERE (UNIX_TIMESTAMP() - dateline) > 86400 * 90");
	break;
case 3:
	Database::exec("DELETE FROM property WHERE dateline <> 0 AND dateline < UNIX_TIMESTAMP()");
	break;
case 4:
	Database::exec("DELETE FROM callback WHERE (UNIX_TIMESTAMP() - dateline) > 86400");
	break;
case 5:
	Database::exec("DELETE FROM statistic WHERE (UNIX_TIMESTAMP() - dateline) > 86400 * 90");
	break;
case 6:
	Database::exec("DELETE FROM machine WHERE (UNIX_TIMESTAMP() - lastseen) > 86400 * 365");
	break;
}

// TODO: Move to some module
function logstats() {
	$NOW = time();
	$cutoff = $NOW - 86400 * 30;
	$online = $NOW - 610;
	$known = Database::queryFirst("SELECT Count(*) AS val FROM machine WHERE lastseen > $cutoff");
	$on = Database::queryFirst("SELECT Count(*) AS val FROM machine WHERE lastseen > $online");
	$used = Database::queryFirst("SELECT Count(*) AS val FROM machine WHERE lastseen > $online AND logintime <> 0");
	Database::exec("INSERT INTO statistic (dateline, typeid, clientip, username, data) VALUES (:now, '~stats', '', '', :vals)", array(
		'now' => $NOW,
		'vals' => $known['val'] . '#' . $on['val'] . '#' . $used['val'],
	));
}
logstats();

Trigger::checkCallbacks();
Trigger::ldadp();