internal void ChangeName(string oldname, string newname)
{
newname = newname.FormatUsername();
if (string.IsNullOrWhiteSpace(newname))
{
newname = ExternalIp.AnonUsername();
}
if (oldname != newname)
{
name = newname;
RaisePropertyChanged(nameof(Name));
server.SendPacket((s) =>
s != this &&
s.Vroom == Vroom &&
s.CanSee(this),
new Parted()
{
Username = oldname
});
PerformQuickLogin();
}
}
public bool Equals(MarsChannel other)
{
if (other is null)
{
return(false);
}
return(ExternalIp.ToString() == other.ExternalIP && Name == other.Name);
}
public bool Equals(AresChannel other)
{
if (other is null)
{
return(false);
}
return(ExternalIp.Equals(other.ExternalIp) && Name == other.Name);
}
public bool Equals(AresChannel other)
{
if (other == null)
{
return(false);
}
return(ExternalIp.Equals(other.ExternalIp) && Port == other.Port);
}
internal void HandleJoin(PacketEventArgs e)
{
Login login = (Login)e.Packet;
Guid = login.Guid;
Encryption = login.Encryption == 250;
ListenPort = login.ListenPort;
NodeIp = login.NodeIp;
NodePort = login.NodePort;
name = login.Username.FormatUsername();
if (string.IsNullOrWhiteSpace(name))
{
name = ExternalIp.AnonUsername();
}
orgname = name;
Version = login.Version;
LocalIp = login.LocalIp;
Browsable = (login.SupportFlag & 2) == 2;
Compression = (login.SupportFlag & 4) == 4;
Age = login.Age;
Gender = login.Gender;
Country = login.Country;
Region = login.Region;
Features = login.Features;
if ((Features & ClientFeatures.OPUS_VOICE) == ClientFeatures.OPUS_VOICE)
{
Features |= ClientFeatures.VOICE;
}
if ((Features & ClientFeatures.PRIVATE_OPUS_VOICE) == ClientFeatures.PRIVATE_OPUS_VOICE)
{
Features |= ClientFeatures.PRIVATE_VOICE;
}
var record = server.History.Add(this);
var autologin = server.History.Admin.Passwords.Find((s) => s.ClientId.Equals(record));
admin = (autologin != null) ? autologin.Level : admin;
admin = (LocalHost) ? AdminLevel.Host : admin;
if (admin != AdminLevel.User)
{
RaisePropertyChanged("Admin");
}
if (!LocalHost)
{
DnsHelper.Resolve(record, FinishResolve);
}
else if (AllowedJoin(record))
{
FinishJoin();
}
}
internal void HandleJoin(PacketEventArgs e)
{
Login login = (Login)e.Packet;
Guid = login.Guid;
ClientId = new ClientId(Guid, ExternalIp);
Encryption = login.Encryption == 250;
ListenPort = login.ListenPort;
NodeIp = login.NodeIp;
NodePort = login.NodePort;
name = login.Username.FormatUsername();
if (string.IsNullOrWhiteSpace(name))
{
name = ExternalIp.AnonUsername();
}
OrgName = name;
Version = login.Version;
LocalIp = login.LocalIp;
Age = login.Age;
Gender = login.Gender;
Country = login.Country;
Region = login.Region;
HandleFeatures(login);
var record = server.History.Add(this);
var autologin = server.History.Admin.Passwords.Find((s) => s.ClientId.Equals(record.ClientId));
admin = (autologin != null) ? autologin.Level : admin;
admin = (LocalHost) ? AdminLevel.Host : admin;
if (AllowedJoin(record))
{
if (server.Config.BotProtection)
{
if (!record.Trusted)
{
IsCaptcha = true;
return;
}
}
FinishJoin();
}
else
{
server.Stats.Rejected++;
}
}
public string ToPlainText()
{
return(string.Format("Chatroom:{0}:{1}|{2}", ExternalIp.ToString(), Port, Name));
//future?
//return string.Format("Chatroom:{0}:{1}|{2}", string.IsNullOrEmpty(Domain) ? ExternalIp.ToString() : Domain, Port, Name);
}
public bool Equals(MarsChannel other)
{
return(ExternalIp.ToString() == other.ExternalIP && Port == (ushort)other.Port);
}
/*
* NOTICE -- Occurs before "LoggedIn" is set to true. "AresServer.SendPacket" will fail
*/
private bool AllowedJoin(Record record)
{
if (this.Guid.Equals(Guid.Empty))
{
return(Rejected(new Announce(Errors.InvalidLogin), RejectReason.InvalidLogin));
}
//let onjoincheck run for host but ignore its return
if (!server.PluginHost.OnJoinCheck(this) && !LocalHost)
{
return(Rejected(new Error(Errors.Rejected), RejectReason.Plugins));
}
// check bans
if (!LocalHost)
{
if (server.History.Bans.Contains((s) => s.Equals(record)))
{
return(Rejected(new Error(Errors.Banned), RejectReason.Banned));
}
if (server.History.RangeBans.Contains((s) => s.IsMatch(ExternalIp.ToString())))
{
return(Rejected(new Error(Errors.RangeBanned), RejectReason.RangeBanned));
}
}
//check name hijacking
int count = 1;
foreach (var user in server.Users)
{
if (user != this)
{
if (user.Name == Name)
{
return(Rejected(new Announce(Errors.NameTaken), RejectReason.NameTaken));
}
else if (user.ExternalIp.Equals(Socket.RemoteEndPoint.Address))
{
count++;
}
}
if (count > server.Config.MaxClones)
{
return(Rejected(new Error(String.Format(Errors.Clones, Socket.RemoteEndPoint.Address)), RejectReason.TooManyBots));
}
}
//Disconnect ghosts after the Name hijack check
//this prevents an infinite loop in case you open 2 tabs to the same room with the same name
//the second join will not boot the first one, this can cause a delay in ghost detection but it's minimal
foreach (var user in server.Users)
{
if (user != this && user.Guid.Equals(this.Guid))
{
user.Disconnect();
}
}
return(true);
}
/*
* NOTICE -- Occurs before "LoggedIn" is set to true. "AresServer.SendPacket" will fail
*/
private bool AllowedJoin(IRecord record)
{
if (this.Guid.Equals(Guid.Empty))
{
socket.SendAsync(new Announce(Errors.InvalidLogin));
server.PluginManager.OnJoinRejected(this, RejectReason.InvalidLogin);
Disconnect();
return(false);
}
//let onjoincheck run for host but ignore its return
if (!server.PluginManager.OnJoinCheck(this) && !LocalHost)
{
socket.SendAsync(new Announce(Errors.Rejected));
server.PluginManager.OnJoinRejected(this, RejectReason.Plugins);
Disconnect();
return(false);
}
// check bans
if (!LocalHost)
{
if (server.History.Bans.Contains((s) => s.Equals(record)))
{
socket.SendAsync(new Error(Errors.Banned));
server.PluginManager.OnJoinRejected(this, RejectReason.Banned);
Disconnect();
return(false);
}
if (server.History.RangeBans.Contains((s) => s.IsMatch(ExternalIp.ToString())))
{
socket.SendAsync(new Error(Errors.RangeBanned));
server.PluginManager.OnJoinRejected(this, RejectReason.RangeBanned);
Disconnect();
return(false);
}
if (DnsEntry != null && server.History.DnsBans.Contains((s) => s.IsMatch(DnsEntry.HostName)))
{
socket.SendAsync(new Error(Errors.DnsBanned));
server.PluginManager.OnJoinRejected(this, RejectReason.DnsBanned);
Disconnect();
return(false);
}
}
//check name hijacking
int count = 1;
foreach (var user in server.Users)
{
if (user != this)
{
if (user.Name == Name)
{
socket.SendAsync(new Announce(Errors.NameTaken));
server.PluginManager.OnJoinRejected(this, RejectReason.NameTaken);
Disconnect();
return(false);
}
else if (user.ExternalIp.Equals(socket.RemoteEndPoint.Address))
{
count++;
}
}
if (count > server.Config.MaxClones)
{
socket.SendAsync(new Error(String.Format(Errors.Clones, socket.RemoteEndPoint.Address)));
server.PluginManager.OnJoinRejected(this, RejectReason.TooManyBots);
Disconnect();
return(false);
}
}
//Disconnect ghosts after the Name hijack check
foreach (var user in server.Users)
{
if (user != this && user.Guid.Equals(this.Guid))
{
user.Disconnect();
}
}
return(true);
}
