public static function openConnection()
{
$host = isset($GLOBALS['DATABASE']['host']) ? $GLOBALS['DATABASE']['host'] : 'localhost';
$db = isset($GLOBALS['DATABASE']['db']) ? $GLOBALS['DATABASE']['db'] : null;
$user = isset($GLOBALS['DATABASE']['user']) ? $GLOBALS['DATABASE']['user'] : '******';
$pass = isset($GLOBALS['DATABASE']['pass']) ? $GLOBALS['DATABASE']['pass'] : '******';
$charset = isset($GLOBALS['DATABASE']['charset']) ? $GLOBALS['DATABASE']['charset'] : 'utf8';
$timezone = isset($GLOBALS['DATABASE']['timezone']) ? $GLOBALS['DATABASE']['timezone'] : substr(strftime('%z', time()), 0, 3) . ':' . substr(strftime('%z', time()), 3);
// Connect to database
if (!(self::$connection = mysql_connect($host, $user, $pass))) {
die('Could not connect to the database: ' . mysql_error());
}
// Select database
if ($db) {
mysql_select_db($db, self::$connection);
}
// Set names (database charset) if charset is defined
if ($charset) {
self::sql("SET NAMES '{$charset}'");
}
// Set timezone
self::sql("SET time_zone = '{$timezone}'");
}