public static function getInstance() { if (self::$instance === null) { self::$instance = new self(); } return self::$instance; }
public static function getSessionOzsa($name) { if (!self::$OzsaIncluded) { include $appPath . "Lib/Ozsa.php"; } self::$OzsaIncluded = true; return Ozsa::decode(self::readSessionFile($name, ".ozsa")); }