private static void Close()
{
if (listeningSocket != null)
{
listeningSocket.Shutdown(SocketShutdown.Both);
listeningSocket.Close();
listeningSocket = null;
}
SecondWindow secondWindow = new SecondWindow();
secondWindow.ChatText_Box.Text += "Server stänge sig själv!";
}
public static void Listen()
{
try
{
IPEndPoint localIP = new IPEndPoint(IPAddress.Parse("0.0.0.0"), localPort);
listeningSocket.Bind(localIP);
while (true)
{
StringBuilder builder = new StringBuilder();
int bytes = 0;
byte[] data = new byte[256];
EndPoint remoteIp = new IPEndPoint(IPAddress.Any, 0);
do
{
bytes = listeningSocket.ReceiveFrom(data, ref remoteIp);
builder.Append(Encoding.Unicode.GetString(data, 0, bytes));
}while (listeningSocket.Available > 0);
IPEndPoint remoteFullIp = remoteIp as IPEndPoint;
SecondWindow secondWindow = new SecondWindow();
string UIM = secondWindow.SendText_Box.Text;
UIM += builder.ToString() + "\r\n";
bool addClient = true;
for (int i = 0; i < clients.Count; i++)
{
if (clients[i].Address.ToString() == remoteFullIp.Address.ToString())
{
addClient = false;
}
}
if (addClient == true)
{
clients.Add(remoteFullIp);
}
BroadcastMessage(builder.ToString(), remoteFullIp.Address.ToString());
}
}
catch (Exception)
{
SecondWindow secondWindow = new SecondWindow();
secondWindow.ChatText_Box.Text += secondWindow.TTS;
}
finally
{
Close();
}
}
public void Host_button_Click(object sender, RoutedEventArgs e)
{
SaveBox.Text = "host";
if (port_connect.Text.Length == 0)
{
MessageBoxResult result = MessageBox.Show("Du MÅSTE fulla in 'Port' ryta!",
"Fel");
}
else
{
ListenPort = Convert.ToInt32(port_connect.Text);
if (ListenPort < 0)
{
MessageBoxResult result = MessageBox.Show("Fel port! Port måste vara 0 eller mer!",
"Fel");
}
else
{
if (Nickname_box.Text.Length != 0)
{
if (Ip_connect.Text.Length != 0)
{
if (port_connect.Text.Length != 0)
{
SecondWindow popup = new SecondWindow();
Close();
popup.ShowDialog();
}
else
{
MessageBoxResult result = MessageBox.Show("Du MÅSTE fulla in 'Port' ryta!",
"Fel");
}
}
else
{
MessageBoxResult result = MessageBox.Show("Du MÅSTE fulla in 'ip address' ryta!");
}
}
else
{
MessageBoxResult result = MessageBox.Show("Du måste fulla in 'nickname' ryta!",
"Fel");
}
}
}
}
public static void Startserver(SecondWindow secondWindow)
{
try
{
secondWindow.ChatText_Box.Text += "Server startas";
listeningSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
Task listeningTask = new Task(Listen);
listeningTask.Start();
listeningTask.Wait();
}
catch (Exception)
{
secondWindow.ChatText_Box.Text += secondWindow.TTS;
}
finally
{
Close();
}
}
private static void Listen()
{
try
{
IPEndPoint localIP = new IPEndPoint(IPAddress.Parse("0.0.0.0"), 0);
listeningSocket.Bind(localIP);
while (true)
{
StringBuilder builder = new StringBuilder();
int bytes = 0;
byte[] data = new byte[256];
EndPoint remoteIp = new IPEndPoint(IPAddress.Any, 0);
do
{
bytes = listeningSocket.ReceiveFrom(data, ref remoteIp);
builder.Append(Encoding.Unicode.GetString(data, 0, bytes));
}while (listeningSocket.Available > 0);
IPEndPoint remoteFullIp = remoteIp as IPEndPoint;
Console.WriteLine("{0}:{1} - {2}", remoteFullIp.Address.ToString(), remoteFullIp.Port, builder.ToString());
}
}
catch (Exception)
{
SecondWindow secondWindow = new SecondWindow();
secondWindow.ChatText_Box.Text += secondWindow.TTS;
}
finally
{
Close();
}
}