LOG4CXX_ERROR(logger, req.getRawData());

		return "";

	}

	return domain.GetString();

}

std::string SlackUserRegistration::handleOAuth2Code(const std::string &code, const std::string &state) {

	OAuth2 *oauth2 = NULL;

	std::string token;

	std::vector<std::string> data;

	if (state == "use_bot_token") {

		token = code;

	}

	else {

		if (m_auths.find(state) != m_auths.end()) {

			oauth2 = m_auths[state];

			data = m_authsData[state];

		}

		else {

			return "Received state code '" + state + "' not found in state codes list.";

		}

		std::string error = oauth2->requestToken(code, token);

		if (!error.empty())  {

			return error;

		}

	}

	std::string domain = getTeamDomain(token);

	if (domain.empty()) {

		return "The token you have provided is invalid";

	}

	UserInfo user;

	user.uin = "";

	user.password = "";

	user.id = 0;

	m_storageBackend->getUser(domain, user);

	user.jid = domain;

	user.language = "en";

	user.encoding = "";

	user.vip = 0;

	registerUser(user, true);