global.php

<?php
/**
 * @package HelpDeskZ
 * @website: http://www.helpdeskz.com
 * @community: http://community.helpdeskz.com
 * @author Evolution Script S.A.C.
 * @since 1.0.0
 */
session_start();
error_reporting(E_ALL & ~E_NOTICE);	
define('ROOTPATH', dirname(dirname(__FILE__)).'/');
define('INCLUDES', ROOTPATH . 'includes/');
define('CONTROLLERS', ROOTPATH . 'controllers/');
define('TEMPLATES', ROOTPATH . 'views/');
define('CLIENT_TEMPLATE', TEMPLATES . 'client/');
define('STAFF_TEMPLATE', TEMPLATES . 'staff/');
define('ADMIN_TEMPLATE', TEMPLATES . 'admin/');
define('UPLOAD_DIR', ROOTPATH . 'uploads/');

require_once INCLUDES.'classes/classRegistry.php';
require_once INCLUDES.'classes/classInput.php';
require_once INCLUDES.'classes/classMailer.php';
require_once INCLUDES.'functions.php';
require_once INCLUDES.'timezone.inc.php';
// DB Connection
$helpdeskz = new Registry();
$input = new Input_Cleaner();
if($helpdeskz->config['Database']['type'] == 'mysqli'){
	require_once INCLUDES.'classes/classMysqli.php';	
	$db = new MySQLIDB();
}else{
	require_once INCLUDES.'classes/classMysql.php';	
	$db = new MySQLDB();
}
$db->connect($helpdeskz->config['Database']['dbname'], $helpdeskz->config['Database']['servername'], $helpdeskz->config['Database']['username'], $helpdeskz->config['Database']['password'], $helpdeskz->config['Database']['tableprefix']);

$settings = array();
$q = $db->query("SELECT * FROM ".TABLE_PREFIX."settings");
while($r = $db->fetch_array($q)){
	$settings[$r['field']] = $r['value'];
}
if(in_array($settings['timezone'], $timezone)){
	date_default_timezone_set($settings['timezone']);
}