cron.php

<?php
define('CRON_NEWDAY',1);
define('CRON_DBCLEANUP',2);
define('CRON_COMMENTCLEANUP',4);
define('CRON_CHARCLEANUP',8);

define("ALLOW_ANONYMOUS",true);
require("settings.php");
$result=chdir($game_dir);
require_once("common.php");

$cron_args=$argv;
array_shift($cron_args);

if (is_array($cron_args) && count($cron_args)<1) {
	$executionstyle=CRON_NEWDAY | CRON_DBCLEANUP | CRON_COMMENTCLEANUP | CRON_CHARCLEANUP;
} else {
	//write in the first argument the style - the defines above will guide your way. No argument means "do all now"
	$executionstyle=(int)$cron_args[0];
}

if (!$result || $game_dir=='') {
	//ERROR, could not change the directory or directory empty
	$email=getsetting('gameadminemail','');
	if ($email=='') exit(0); //well, we can't go further
	mail($email,"Cronjob Setup Screwed",sprintf("Sorry, but the gamedir is not set for your cronjob setup at your game at %s.\n\nPlease correct the error or you will have *NO* server newdays.",getsetting('serverurl','')));
	exit(0); //that's it.
}

/* Prevent execution if no value has been entered... if it is a wrong value, it will still break!*/
if ($game_dir!='') {
	savesetting("newdaySemaphore",gmdate("Y-m-d H:i:s"));
	if ($executionstyle & CRON_NEWDAY) require("lib/newday/newday_runonce.php");
	if ($executionstyle & CRON_DBCLEANUP) {
		//db optimization every day, I think we should leave it here
		//edit: we may force this issue by setting the second argument to 1 in the commandline
		$force_db=0;
		if (isset($cron_args[1])) {
			$force_db=(((int)$cron_args[1])?1:0);
		}
		if (strtotime(getsetting("lastdboptimize", date("Y-m-d H:i:s", strtotime("-1 day")))) < strtotime("-1 day") || $force_db) {
			require_once("lib/newday/dbcleanup.php");
		}
	}
	if ($executionstyle & CRON_COMMENTCLEANUP) require("lib/newday/commentcleanup.php");
	if ($executionstyle & CRON_CHARCLEANUP) require("lib/newday/charcleanup.php");
}



?>