void Server::removeClient(Server_ProtocolHandler *client)
{
QWriteLocker locker(&clientsLock);
clients.removeAt(clients.indexOf(client));
ServerInfo_User *data = client->getUserInfo();
if (data) {
Event_UserLeft event;
event.set_name(data->name());
SessionEvent *se = Server_ProtocolHandler::prepareSessionEvent(event);
for (int i = 0; i < clients.size(); ++i)
if (clients[i]->getAcceptsUserListChanges())
clients[i]->sendProtocolItem(*se);
sendIsl_SessionEvent(*se);
delete se;
users.remove(QString::fromStdString(data->name()));
qDebug() << "Server::removeClient: name=" << QString::fromStdString(data->name());
if (data->has_session_id()) {
const qint64 sessionId = data->session_id();
usersBySessionId.remove(sessionId);
emit endSession(sessionId);
qDebug() << "closed session id:" << sessionId;
}
}
qDebug() << "Server::removeClient: removed" << (void *) client << ";" << clients.size() << "clients; " << users.size() << "users left";
}
void Server::broadcastRoomUpdate(const ServerInfo_Room &roomInfo, bool sendToIsl)
{
// This function is always called from the main thread via signal/slot.
Event_ListRooms event;
event.add_room_list()->CopyFrom(roomInfo);
SessionEvent *se = Server_ProtocolHandler::prepareSessionEvent(event);
clientsLock.lockForRead();
for (int i = 0; i < clients.size(); ++i)
if (clients[i]->getAcceptsRoomListChanges())
clients[i]->sendProtocolItem(*se);
clientsLock.unlock();
if (sendToIsl)
sendIsl_SessionEvent(*se);
delete se;
}
AuthenticationResult Server::loginUser(Server_ProtocolHandler *session, QString &name, const QString &password, QString &reasonStr, int &secondsLeft, QString &clientid, QString &clientVersion, QString & /* connectionType */)
{
if (name.size() > 35)
name = name.left(35);
Server_DatabaseInterface *databaseInterface = getDatabaseInterface();
AuthenticationResult authState = databaseInterface->checkUserPassword(session, name, password, clientid, reasonStr, secondsLeft);
if (authState == NotLoggedIn || authState == UserIsBanned || authState == UsernameInvalid || authState == UserIsInactive)
return authState;
ServerInfo_User data = databaseInterface->getUserData(name, true);
data.set_address(session->getAddress().toStdString());
name = QString::fromStdString(data.name()); // Compensate for case indifference
if (authState == PasswordRight) {
if (users.contains(name) || databaseInterface->userSessionExists(name)) {
if (users.contains(name)) {
qDebug("Session already logged in, logging old session out");
Event_ConnectionClosed event;
event.set_reason(Event_ConnectionClosed::LOGGEDINELSEWERE);
event.set_reason_str("You have been logged out due to logging in at another location.");
event.set_end_time(QDateTime::currentDateTime().toTime_t());
SessionEvent *se = users.value(name)->prepareSessionEvent(event);
users.value(name)->sendProtocolItem(*se);
delete se;
users.value(name)->prepareDestroy();
} else {
qDebug() << "Active session and sessions table inconsistent, please validate session table information for user " << name;
}
}
} else if (authState == UnknownUser) {
// Change user name so that no two users have the same names,
// don't interfere with registered user names though.
if (getRegOnlyServerEnabled()) {
qDebug("Login denied: registration required");
databaseInterface->unlockSessionTables();
return RegistrationRequired;
}
QString tempName = name;
int i = 0;
while (users.contains(tempName) || databaseInterface->activeUserExists(tempName) || databaseInterface->userSessionExists(tempName))
tempName = name + "_" + QString::number(++i);
name = tempName;
data.set_name(name.toStdString());
}
QWriteLocker locker(&clientsLock);
databaseInterface->lockSessionTables();
users.insert(name, session);
qDebug() << "Server::loginUser:"******"name=" << name;
data.set_session_id(databaseInterface->startSession(name, session->getAddress(), clientid, session->getConnectionType()));
databaseInterface->unlockSessionTables();
usersBySessionId.insert(data.session_id(), session);
qDebug() << "session id:" << data.session_id();
session->setUserInfo(data);
Event_UserJoined event;
event.mutable_user_info()->CopyFrom(session->copyUserInfo(false));
SessionEvent *se = Server_ProtocolHandler::prepareSessionEvent(event);
for (int i = 0; i < clients.size(); ++i)
if (clients[i]->getAcceptsUserListChanges())
clients[i]->sendProtocolItem(*se);
delete se;
event.mutable_user_info()->CopyFrom(session->copyUserInfo(true, true, true));
locker.unlock();
if (clientid.isEmpty()){
// client id is empty, either out dated client or client has been modified
if (getClientIDRequiredEnabled())
return ClientIdRequired;
}
else {
// update users database table with client id
databaseInterface->updateUsersClientID(name, clientid);
}
databaseInterface->updateUsersLastLoginData(name, clientVersion);
se = Server_ProtocolHandler::prepareSessionEvent(event);
sendIsl_SessionEvent(*se);
delete se;
return authState;
}
AuthenticationResult Server::loginUser(Server_ProtocolHandler *session, QString &name, const QString &password, QString &reasonStr, int &secondsLeft)
{
if (name.size() > 35)
name = name.left(35);
Server_DatabaseInterface *databaseInterface = getDatabaseInterface();
QWriteLocker locker(&clientsLock);
AuthenticationResult authState = databaseInterface->checkUserPassword(session, name, password, reasonStr, secondsLeft);
if ((authState == NotLoggedIn) || (authState == UserIsBanned || authState == UsernameInvalid))
return authState;
ServerInfo_User data = databaseInterface->getUserData(name, true);
data.set_address(session->getAddress().toStdString());
name = QString::fromStdString(data.name()); // Compensate for case indifference
databaseInterface->lockSessionTables();
if (authState == PasswordRight) {
if (users.contains(name) || databaseInterface->userSessionExists(name)) {
qDebug("Login denied: would overwrite old session");
databaseInterface->unlockSessionTables();
return WouldOverwriteOldSession;
}
} else if (authState == UnknownUser) {
// Change user name so that no two users have the same names,
// don't interfere with registered user names though.
QSettings settings("servatrice.ini", QSettings::IniFormat);
bool requireReg = settings.value("authentication/regonly", 0).toBool();
if (requireReg) {
qDebug("Login denied: registration required");
databaseInterface->unlockSessionTables();
return RegistrationRequired;
}
QString tempName = name;
int i = 0;
while (users.contains(tempName) || databaseInterface->userExists(tempName) || databaseInterface->userSessionExists(tempName))
tempName = name + "_" + QString::number(++i);
name = tempName;
data.set_name(name.toStdString());
}
users.insert(name, session);
qDebug() << "Server::loginUser:"******"name=" << name;
data.set_session_id(databaseInterface->startSession(name, session->getAddress()));
databaseInterface->unlockSessionTables();
usersBySessionId.insert(data.session_id(), session);
qDebug() << "session id:" << data.session_id();
session->setUserInfo(data);
Event_UserJoined event;
event.mutable_user_info()->CopyFrom(session->copyUserInfo(false));
SessionEvent *se = Server_ProtocolHandler::prepareSessionEvent(event);
for (int i = 0; i < clients.size(); ++i)
if (clients[i]->getAcceptsUserListChanges())
clients[i]->sendProtocolItem(*se);
delete se;
event.mutable_user_info()->CopyFrom(session->copyUserInfo(true, true, true));
locker.unlock();
se = Server_ProtocolHandler::prepareSessionEvent(event);
sendIsl_SessionEvent(*se);
delete se;
return authState;
}