try
    {
        $query = 'SELECT userID, firstname, surname, email FROM jinx_users WHERE email = :email AND password = :password';
        $this->dbh->beginTransaction();
        $stmt = $this->dbh->prepare($query);
        $stmt->bindParam(':email', $email, PDO::PARAM_STR);
        $stmt->bindParam(':password', $password, PDO::PARAM_STR);
        $stmt->execute();
        if($row = $stmt->fetch(PDO::FETCH_ASSOC)) {
            return true;
        }else{
            return false;
        }
        $stmt = null;
    }
    catch (Exception $e)
    {
        $stmt = null;
        $this->dbh->rollback();
        exit();
    }