public static function getUserIdSalt()
    {
        $salt = Option::get(self::OPTION_USERID_SALT);
        if (empty($salt)) {
            $salt = Common::getRandomString($len = 40, $alphabet = "abcdefghijklmnoprstuvwxyzABCDEFGHIJKLMNOPRSTUVWXYZ0123456789_-$");
            Option::set(self::OPTION_USERID_SALT, $salt, 1);
        }
        return $salt;
    }
public static function getUserIdSalt()
    {
        $salt = Option::get(self::OPTION_USERID_SALT);
        if (empty($salt)) {
            $salt = Common::getRandomString($len = 40, $alphabet = "abcdefghijklmnoprstuvwxyzABCDEFGHIJKLMNOPRSTUVWXYZ0123456789_-$");
            Option::set(self::OPTION_USERID_SALT, $salt, 1);
        }
        return $salt;
    }
public static function getUserIdSalt ( ) { $ salt = Option :: get ( self :: OPTION_USERID_SALT ) ; if ( empty ( $ salt ) ) { $ salt = Common :: getRandomString ( $ len = 40 , $ alphabet = "abcdefghijklmnoprstuvwxyzABCDEFGHIJKLMNOPRSTUVWXYZ0123456789_-$" ) ; Option :: set ( self :: OPTION_USERID_SALT , $ salt , 1 ) ; } return $ salt ; }
Returns a unique salt used for pseudonimisation of user id only

@return string
Returns a unique salt used for pseudonimisation of user id only