// to process the above form
    public function updateUserPassword(Requests\ChangePasswordRequest $request)
    {
        $user = User::find(Auth::user()->id);

        // make sure old password is genuine
        $genuine = Hash::check($request->old_password, $user->password);
        if ($genuine == false) {
            return Redirect::back()->withInput()->with('errorMessage', trans('notification.incorrectOldPassword'));
        }

        $user->password = bcrypt($request->password);

        try {
            $user->save();
            return Redirect::to('/user/profile')->with('successMessage', trans('notification.changePasswordSuccess'));
        } catch (\Exception $e) {
            return Redirect::back()->withInput()->with('errorMessage', trans('notification.changePasswordFail'));
        }
    }