private void SendClientNames(Socket thisClient)
{
try
{
string names = "ClientsNameList:";
foreach (Socket otherClient in _clientSockets)
{
if (thisClient != otherClient)
{
lock (this)
{
names += _clientsName[otherClient.RemoteEndPoint.ToString()] != string.Empty
? _clientsName[otherClient.RemoteEndPoint.ToString()] + ";" : "";
}
}
}
thisClient.Send(Encoding.GetEncoding(1251).GetBytes(names));
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Отправки списка клиентов клиенту {_clientsName[thisClient.RemoteEndPoint.ToString()]}\r\n";
});
}
catch
{
// ignored
}
}
public async void Run()
{
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Сервер слушает порт #{_port}\r\n";
});
while (true)
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Ждем подключения нового клиента...\r\n";
Socket newClient = await Task.Factory.FromAsync(_serverSocket.BeginAccept, _serverSocket.EndAccept, true);
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Клиент пришел {newClient.RemoteEndPoint}\r\n";
lock (this)
{
_clientSockets.Add(newClient);
_clientsName.Add(newClient.RemoteEndPoint.ToString(), string.Empty);
}
ConversationStart(newClient);
}
}
static void Main(string[] args)
{
var p = new Pessoa()
{
Matricula = 123,
Nome = "Guinther",
SobreNome = "Pauli"
};
// WriteLine("Bem-vindo " + p.Nome + " " + p.SobreNome + "(" +
// p.Matricula + "), este é o C# 6");
//WriteLine(string.Format("Bem-vindo {0} {1} ({2}), este é o C# 6",
//p.Nome, p.SobreNome, p.Matricula));
WriteLine($"Bem-vindo {p.Nome, 10} de B. {p.SobreNome, 10} ({p.Matricula}), este é o C# 6");
WriteLine($"Olá, agora são {Now.ToLongTimeString()}");
ReadLine();
}
private void ConversationStart(Socket thisClient)
{
Task.Run(() =>
{
byte[] buff = new byte[1024];
int len;
string msg;
while (true)
{
msg = string.Empty;
try
{
len = thisClient.Receive(buff);
if (len > 0)
{
msg = Encoding.GetEncoding(1251).GetString(buff, 0, len);
int startIndex;
if (msg.IndexOf("get user list", StringComparison.Ordinal) != -1)
{
SendClientNames(thisClient);
msg = string.Empty;
}
else if (msg.IndexOf("set name ", StringComparison.Ordinal) != -1)
{
startIndex = "set name ".Length;
string userName = msg.Substring(startIndex, msg.Length - startIndex);
string remoteIpPort = _clientsName.FirstOrDefault(t => t.Value.Equals(userName)).Key;
if (string.IsNullOrEmpty(remoteIpPort))
{
_clientsName[thisClient.RemoteEndPoint.ToString()] = userName;
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text +=
$"[{Now.ToLongTimeString()}] Клиенту с RemoteEndPoint = {thisClient.RemoteEndPoint} установленно имя -> {_clientsName[thisClient.RemoteEndPoint.ToString()]}\r\n";
});
thisClient.Send(Encoding.GetEncoding(1251).GetBytes("set_name=true"));
}
else
{
thisClient.Send(Encoding.GetEncoding(1251).GetBytes("set_name=false"));
}
msg = string.Empty;
foreach (Socket otherClient in _clientSockets)
{
if (thisClient != otherClient)
{
SendClientNames(otherClient);
}
}
}
else
{
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Клиент {_clientsName[thisClient.RemoteEndPoint.ToString()]} отправил сообщение {msg}\r\n";
});
}
}
}
catch (SocketException)
{
lock (this)
{
_clientsName.Remove(thisClient.RemoteEndPoint.ToString());
_clientSockets.Remove(thisClient);
}
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Клиент ушел {_clientsName[thisClient.RemoteEndPoint.ToString()]}\r\n";
});
foreach (Socket otherClient in _clientSockets)
{
SendClientNames(otherClient);
}
break;
}
if (!thisClient.Connected)
{
Application.Current.Dispatcher.Invoke(() =>
{
_logsTextBox.Text += $"[{Now.ToLongTimeString()}] Клиент отключился {_clientsName[thisClient.RemoteEndPoint.ToString()]}\r\n";
});
lock (this)
{
_clientsName.Remove(thisClient.RemoteEndPoint.ToString());
_clientSockets.Remove(thisClient);
}
foreach (Socket otherClient in _clientSockets)
{
SendClientNames(otherClient);
}
break;
}
foreach (var m in msg.Split(new char[] { ';' }, StringSplitOptions.RemoveEmptyEntries))
{
if (m.IndexOf("private message to user", StringComparison.Ordinal) != -1)
{
int start = m.IndexOf("=") + 1;
string userName = m.Substring(start, m.Length - start);
string remoteIpPort = _clientsName.FirstOrDefault(t => t.Value.Equals(userName)).Key;
if (!string.IsNullOrEmpty(remoteIpPort))
{
Socket clientSocket =
_clientSockets.FirstOrDefault(t => t.RemoteEndPoint.ToString().Equals(remoteIpPort));
if (clientSocket != null)
{
start = m.IndexOf("private message to user", StringComparison.Ordinal);
clientSocket.Send(Encoding.GetEncoding(1251).GetBytes(
$"[{_clientsName[thisClient.RemoteEndPoint.ToString()]}] [private message] ->" + m.Substring(0, start)));
}
}
}
else
{
foreach (Socket otherClient in _clientSockets)
{
if (thisClient != otherClient)
{
lock (this)
{
otherClient.Send(
Encoding.GetEncoding(1251).GetBytes(
$"[{_clientsName[thisClient.RemoteEndPoint.ToString()]}] ->" + m));
}
}
}
}
}
}
});
}
public static void Main()
{
WriteLine(Now.ToShortDateString());
WriteLine(Now.ToLongTimeString());
}
private void OnGUI()
{
GUILayout.Label(Now.ToLongTimeString());
}