private void Logout()
{
Token = null;
if (User != null)
{
User.PostOffice.Deactivate(); // deactivate mailbox
User.IsOnline = false;
this.User = null;
}
this.Phase = ConnectionPhase.P1Connected;
}
/// <summary>
/// update user info, if the specified user does not exist(identified by UsernName), then a new user will be created.
/// </summary>
/// <param name="iuser"></param>
public void Update(IUser iuser)
{
rwlsDictName2User.EnterUpgradeableReadLock();
if (dictName2User.ContainsKey(iuser.Name))
{
var oldUser = dictName2User[iuser.Name];
oldUser.UpdateServerUserInfo(iuser);
}
else
{
var newUser = new ServerUser(iuser);
Register(newUser);
}
rwlsDictName2User.ExitUpgradeableReadLock();
}
protected override void ProcessRequest(ref EMessage msg)
{
if (server.BlockMessage != null)
{
msg = new EMError(msg, server.BlockMessage, ErrorCode.ServerBlocked);
}
else if (msg.HasFlag(StatusCode.Login))
{
var login = msg as EMLogin;
bool hasLoggedIn;
hasLoggedIn = server.MailCenter.IsOnline(login.Username);
if (hasLoggedIn)
{
server.PushOut(login.Username, $"You have been signed out because your account is logged in elsewhere.");
}
if (server.MailCenter.Contains(login.Username))
{
var user = server.MailCenter.GetUser(login.Username, login.Password);
if (user != null)
{
TeleClientName = login.Username;
this.logger.SetOwner(TeleClientName); // reset owner of logger
User = user;
Token = server.GenToken(TeleClientName);
msg = new EMLoggedin(login, ClientName, user, Token);
msg.Status |= StatusCode.Duplex; // sync time command
logger.SetOwner(TeleClientName);
Phase = ConnectionPhase.P2LoggedIn;
user.PostOffice.Activate(this); // activate mailbox
user.IsOnline = true;
(msg as EMLoggedin).ServerTime = server.Now; // set sync time
}
else
{
msg = new EMError(msg, $"incorrect username/password.", ErrorCode.IncorrectUsernameOrPassword);
}
}
else
{
msg = new EMError(msg, $"user '{login.Username}' is not registered.", ErrorCode.UnregisteredUser);
}
}
else if (User == null || !User.IsOnline)
{
msg = new EMError(msg, "please login first.");
}
else if (msg.HasFlag(StatusCode.Logout))
{
Logout();
msg = new EMessage(msg, StatusCode.Ok);
}
else if (msg.HasFlag(StatusCode.Letter))
{
var letter = msg as EMLetter;
try
{
var result = server.MailCenter.Deliver(letter);
if (result == null)
{
msg = new EMessage(msg, StatusCode.Ok); // Post, or SafePost
}
else
{
result.SetEnvelope(new Envelope(msg.ID));
msg = result;
}
}
catch (Exception ex)
{
msg = new EMError(msg, ex.Message);
}
}
else if (msg.HasFlag(StatusCode.Register))
{
if (msg.HasFlag(StatusCode.Entity))
{
var entityNames = (msg as EMText).Text.Split(',');
foreach (var name in entityNames)
{
User.PostOffice.Register(name);
}
msg = new EMessage(msg, StatusCode.Ok);
}
}
else
{
msg = new EMError(msg, $"current request is not supported by this server.", ErrorCode.InvalidOperation);
}
}
public void Destroy()
{
this.client.Dispose();
this.client = null;
this.User = null;
}
public ServerPostOffice(ServerUser owner)
{
this.owner = owner;
this.dispatcherMutex = new Mutex();
}
public void Destroy()
{
this.owner = null;
this.dispatcher = null;
}