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;
}
