private void btnListen_Click(object sender, EventArgs e)
{
IPAddress ipAddr = IPAddress.Parse(txtIp.Text);
ChatServer mainServer = new ChatServer(ipAddr);
ChatServer.StatusChanged += new StatusChangedEventHandler(mainServer_StatusChanged);
mainServer.StartListening();
txtLog.AppendText("Monitoring for connections...\r\n");
}
public static void Main(string[] args)
{
var server = new ChatServer();
server.OnGotChat += (o, e) => Console.WriteLine($"{e.UserId} sends message to {e.DestinationUserId} {e.ChatContent}");
server.OnGotLogOn += (o, e) => Console.WriteLine($"{e.UserId} log on!");
server.OnGotHeartBeat += (o, e) => Console.WriteLine($"{e.UserId} got heartbeat!");
server.Start();
}
public Window1()
{
CheckInstance();
InitializeComponent();
if (System.Configuration.ConfigurationManager.AppSettings["LogUserMessages"] == "true") {
logUserMessagesMenuItem.IsChecked = true;
} else {
logUserMessagesMenuItem.IsChecked = false;
}
mainServer = new ChatServer();
txtIp.Text = mainServer.getSelfIpAddress();
ChatServer.StatusChanged += new StatusChangedEventHandler(mainServer_StatusChanged);
}
public Window1()
{
CheckInstance();
InitializeComponent();
if (System.Configuration.ConfigurationManager.AppSettings["LogUserMessages"] == "true")
{
logUserMessagesMenuItem.IsChecked = true;
}
else
{
logUserMessagesMenuItem.IsChecked = false;
}
mainServer = new ChatServer();
txtIp.Text = mainServer.getSelfIpAddress();
ChatServer.StatusChanged += new StatusChangedEventHandler(mainServer_StatusChanged);
}
static void Main(string[] args)
{
string message;
Server = new ChatServer(591);
Server.PacketRecieved += ProcessPacket;
Server.Start();
Console.WriteLine("--------------Server started--------------");
while (true)
{
message = Console.ReadLine();
Server.SendPacket(new MessagePacket(new User("Server"), message));
}
}
public MainWindow()
{
InitializeComponent();
lbActiveClients.SelectionChanged += (_s, _e) =>
{
if (lbActiveClients.SelectedValue == null)
{
return;
}
if (lbActiveClients.SelectedValue is Client)
{
tbTargetUsername.Text = (lbActiveClients.SelectedValue as Client).Username;
}
};
this.DataContext = cs = new ChatServer();
}
private void RunChat()
{
//try
//{
var line = string.Empty;
while (true)
{
line = Reader.ReadLine();
ChatServer.BroadcastMessage(ChatClient.Id, line);
if (line == null)
{
break;
}
}
//}
//catch (Exception exception)
//{
// Console.WriteLine(exception);
//}
}
private void cbStartStop_Checked(object sender, RoutedEventArgs e)
{
if (cbStartStop.IsChecked == true)
{
try
{
var port = Int32.Parse(tbPortNumber.Text);
server = new ChatServer(port, cbInterfaces.SelectedItem, tbServerName.Text);
server.ClientConnected += ServerOnClientConnected;
server.ClientDisconnected += ServerOnClientDisconnected;
server.JournalAdd += ServerOnJournalAdd;
var serverName = tbServerName.Text;
if (string.IsNullOrWhiteSpace(serverName))
{
ServerOnJournalAdd("Введите корректный номер порта или имя сервера", null);
}
else
{
server.StartServer();
SetControls(false);
}
}
catch (Exception ex)
{
ServerOnJournalAdd("Введите корректный номер порта или имя сервера", new ErrorEventArgs(ex));
}
}
else
{
if (server == null)
{
return;
}
server.StopServer();
SetControls(true);
}
}
static void Main(string[] args)
{
_handler += Handler;
SetConsoleCtrlHandler(_handler, true);
AppDomain.CurrentDomain.UnhandledException += UnhandledExceptionTrapper;
TalkyLog.Debug("Server|Starting|");
Console.Write("Starting server... ");
int port = 0;
if (args.Length > 0)
{
string thePort = args[0];
int.TryParse(thePort, out port);
}
if (port <= 0)
{
port = 4096;
}
Console.WriteLine($" on port {port}");
_chatServer1 = new ChatServer(port);
WaitForAnotherInstance();
ManageInstances();
_chatServer1.Init();
try
{
(new Thread(_chatServer1.Start)).Start();
}
catch (System.Exception ex)
{
Console.Write($"Server start error : {ex}");
}
}
private void cbStartStop_Checked(object sender, RoutedEventArgs e)
{
if (cbStartStop.IsChecked == true)
{
// validate the port number
try
{
var port = Int32.Parse(tbPortNumber.Text);
server = new ChatServer(port, cbInterfaces.SelectedItem, tbServerName.Text);
server.ClientConnected += ServerOnClientConnected;
server.ClientDisconnected += ServerOnClientDisconnected;
var serverName = tbServerName.Text;
if (string.IsNullOrWhiteSpace(serverName))
{
ShowError();
}
else
{
server.StartServer();
SetControls(false);
}
}
catch
{
ShowError();
}
}
else
{
if (server == null)
{
return;
}
server.StopServer();
SetControls(true);
}
}
static void Main(string[] args)
{
Parser.Default.ParseArguments <Options>(args).WithParsed(options =>
{
var srv = new ChatServer(options.IPAddress, options.Port, options.MaxClients);
srv.Start();
// Windows closed or user types quit
AppDomain.CurrentDomain.ProcessExit += (sender, args) => srv.Stop();
// Ctrl + C or Ctrl + Break
Console.CancelKeyPress += new ConsoleCancelEventHandler((sender, args) => srv.Stop());
// Wait until the quit command is executed
Console.WriteLine($"Server is now listening on {options.IPAddress}:{options.Port}");
Console.WriteLine("Type 'quit' or press Ctrl^C to stop the server");
while (Console.ReadLine() != "quit")
{
Task.Delay(100).Wait();
}
});
}
//@dany modifiche
private void MainForm_Load(object sender, EventArgs e)
{
// Create a new instance of the ChatServer object
mainServer = new ChatServer(this);//alby4
//startListeningToolStripMenuItem.Text = "Start listening";
btnSend.Enabled = false;
txtMessage.Enabled = false;
this.FormClosing += new FormClosingEventHandler(Form1_Closing);
this.txtLog.ForeColor = System.Drawing.Color.Green;
this.txtLog.Font = new Font(txtLog.SelectionFont, FontStyle.Italic);
this.txtLog.Text = "To use the program you have to let clients connect to you.\r\nSelect File -> Connect, fill in the fields and click ok.\r\nOnce connected you can share your desktop through File -> Start Recording, if you want to change what to share, go to Options -> Recording Options\r\n\r\n";
//alby
label1.Size = new System.Drawing.Size(15, 17);
dis();
label1.Font = new System.Drawing.Font("Tahoma", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(0)));
//alby end
}
public MainWindow()
{
InitializeComponent();
cs = new ChatServer();
this.DataContext = cs;
}
private void AcceptClient()
{
srReceiver = new System.IO.BinaryReader(tcpClient.GetStream());
swSender = new System.IO.BinaryWriter(tcpClient.GetStream());
byte[] answer;
byte[] response;
Int32 length;
// lese laenge von pub key von client
length = srReceiver.ReadInt32();
// empfange client pub key
response = new byte[length];
response = srReceiver.ReadBytes(length);
string clientPubKey = Converter.fromByteArrayToString(response);
Encryption clientEncryption = new Encryption(clientPubKey);
// sende mit client pub key verschlüsselt rij key + iv
answer = clientEncryption.EncryptRSA(serverEncryption.getRijKey());
sendMessage(answer);
answer = clientEncryption.EncryptRSA(serverEncryption.getRijIV());
sendMessage(answer);
// empfange chatmessage objekt mit usernamen signature und message
length = srReceiver.ReadInt32();
response = new byte[length];
response = srReceiver.ReadBytes(length);
Chatmessage message = (Chatmessage)Converter.fromByteArrayToObject(serverEncryption.DecryptRijndael(response));
int pos = 0;
if (message.Signature != _acceptedSignature)
{
pos = -1;
}
currUser = message.Transmitter;
if (currUser != "")
{
Chatmessage serverResponse = new Chatmessage();
serverResponse.Transmitter = "Administrator";
serverResponse.Receiver = currUser;
if (pos == -1)
{
serverResponse.Message = "0|Wrong Client.";
byte[] msg = serverEncryption.EncryptRijndael(Converter.fromObjectToByteArray(serverResponse));
sendMessage(msg);
CloseConnection();
return;
}
else if (ChatServer.userInfos.ContainsKey(currUser) == true)
{
serverResponse.Message = "0|This username already exists.";
byte[] msg = serverEncryption.EncryptRijndael(Converter.fromObjectToByteArray(serverResponse));
sendMessage(msg);
CloseConnection();
return;
}
else if (currUser == "Administrator")
{
serverResponse.Message = "0|This username is reserved.";
byte[] msg = serverEncryption.EncryptRijndael(Converter.fromObjectToByteArray(serverResponse));
sendMessage(msg);
CloseConnection();
return;
}
else
{
serverResponse.Message = "1|Connected Successfully";
byte[] msg = serverEncryption.EncryptRijndael(Converter.fromObjectToByteArray(serverResponse));
sendMessage(msg);
// send actual user list
MemoryStream stream = new MemoryStream();
BinaryFormatter bf = new BinaryFormatter();
bf.Serialize(stream, ChatServer.users);
msg = stream.ToArray();
sendMessage(msg);
// add new user
ChatServer.AddUser(tcpClient, currUser, serverEncryption, message.OperatingSystem);
}
}
else
{
CloseConnection();
return;
}
try
{
while ((length = Convert.ToInt32(srReceiver.ReadInt32())) != 0)
{
response = new byte[length];
response = srReceiver.ReadBytes(length);
var rawResponse = Converter.fromByteArrayToObject(serverEncryption.DecryptRijndael(response));
Chatmessage chatResponse = (Chatmessage)rawResponse;
switch (chatResponse.MessageType)
{
case Chatmessage.MESSAGE_TYPE_DISCONNECT:
// client wants do disconnect
ChatServer.RemoveUser(currUser);
break;
case Chatmessage.MESSAGE_TYPE_USER_INFO:
// send user info of a user to client
ChatServer.SendMessage(currUser, chatResponse.Message, chatResponse.Receiver, Chatmessage.MESSAGE_TYPE_USER_INFO);
break;
case Chatmessage.MESSAGE_TYPE_MESSAGE:
default:
// normal chat message or default behaviour
if (chatResponse.Message.Length > 0)
{
ChatServer.SendMessage(currUser, chatResponse.Message, chatResponse.Receiver, Chatmessage.MESSAGE_TYPE_MESSAGE);
}
else
{
ChatServer.RemoveUser(currUser);
}
break;
}
}
}
catch
{
ChatServer.RemoveUser(currUser);
}
}
public static void Main(String[] args)
{
ChatServer chatServer = new ChatServer();
chatServer.run();
}
