118 lines
4.6 KiB
C++
118 lines
4.6 KiB
C++
/**
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* libtransport -- C++ library for easy XMPP Transports development
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*
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* Copyright (C) 2011, Jan Kaluza <hanzz.k@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111-1301 USA
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*/
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#pragma once
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#include <string>
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#include <map>
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#include "Swiften/Server/UserRegistry.h"
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#include "Swiften/Network/NetworkFactories.h"
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#include "Swiften/Network/Timer.h"
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#include "Swiften/Network/TimerFactory.h"
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namespace Transport {
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class Config;
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/// Validates passwords in Server mode.
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/// Normal login workflow could work like following:
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/**
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\msc
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UserManager,UserRegistry,ServerFromClientSession;
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ServerFromClientSession->UserRegistry [label="isValidUserPassword(...)", URL="\ref UserRegistry::isValidUserPassword()"];
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UserManager<-UserRegistry [label="onConnectUser(...)", URL="\ref UserRegistry::onConnectUser()"];
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--- [ label = "UserManager logins user and validates password"];
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UserManager->UserRegistry [label="onPasswordValid(...)", URL="\ref UserRegistry::onPasswordValid()"];
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ServerFromClientSession<-UserRegistry [label="handlePasswordValid(...)", URL="\ref ServerFromClientSession::handlePasswordValid()"];
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\endmsc
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*/
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/// User can of course disconnect during login process. In this case, stopLogin() method is called which informs upper layer
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/// that user disconnected:
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/**
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\msc
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UserManager,UserRegistry,ServerFromClientSession;
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ServerFromClientSession->UserRegistry [label="isValidUserPassword(...)", URL="\ref UserRegistry::isValidUserPassword()"];
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UserManager<-UserRegistry [label="onConnectUser(...)", URL="\ref UserRegistry::onConnectUser()"];
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--- [ label = "UserManager is logging in the user, but he disconnected"];
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ServerFromClientSession->UserRegistry [label="stopLogin(...)", URL="\ref UserRegistry::stopLogin()"];
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UserManager<-UserRegistry [label="onDisconnectUser(...)", URL="\ref UserRegistry::onDisconnectUser()"];
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--- [ label = "UserManager disconnects the user"];
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\endmsc
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*/
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class UserRegistry : public Swift::UserRegistry {
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public:
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/// Creates new UserRegistry.
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/// \param cfg Config file
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/// - service.admin_username - username for admin account
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/// - service.admin_password - password for admin account
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UserRegistry(Config *cfg, Swift::NetworkFactories *factories);
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/// Destructor.
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virtual ~UserRegistry();
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/// Called to detect wheter the password is valid.
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/// \param user JID of user who is logging in.
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/// \param session Session associated with this user.
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/// \param password Password used for this session.
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void isValidUserPassword(const Swift::JID& user, Swift::ServerFromClientSession *session, const Swift::SafeByteArray& password);
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/// Called when user disconnects during login process. Disconnects user from legacy network.
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/// \param user JID.
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/// \param session Session.
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void stopLogin(const Swift::JID& user, Swift::ServerFromClientSession *session);
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/// Informs user that the password is valid and finishes login process.
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/// \param user JID.
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void onPasswordValid(const Swift::JID &user);
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/// Informs user that the password is invalid and disconnects him.
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/// \param user JID.
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void onPasswordInvalid(const Swift::JID &user, const std::string &error = "");
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/// Removes session later.
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/// \param user JID.
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void removeLater(const Swift::JID &user);
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/// Returns current password for particular user
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/// \param barejid JID.
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const std::string getUserPassword(const std::string &barejid);
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/// Emitted when user wants to connect legacy network to validate the password.
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boost::signal<void (const Swift::JID &user)> onConnectUser;
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/// Emitted when user disconnected XMPP server and therefore should disconnect legacy network.
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boost::signal<void (const Swift::JID &user)> onDisconnectUser;
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private:
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typedef struct {
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std::string password;
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Swift::ServerFromClientSession *session;
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} Sess;
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void handleRemoveTimeout(const Swift::JID &user);
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mutable std::map<std::string, Sess> users;
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mutable Config *config;
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Swift::Timer::ref m_removeTimer;
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bool m_inRemoveLater;
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};
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}
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