websocket-sharp/Example3/Chat.cs
2022-01-28 20:24:13 +09:00

71 lines
1.3 KiB
C#

using System;
using System.Threading;
using WebSocketSharp;
using WebSocketSharp.Server;
namespace Example3
{
public class Chat : WebSocketBehavior
{
private string _name;
private static int _number = 0;
private string _prefix;
public Chat ()
{
_prefix = "anon#";
}
public string Prefix {
get {
return _prefix;
}
set {
_prefix = !value.IsNullOrEmpty () ? value : "anon#";
}
}
private string getName ()
{
var name = QueryString["name"];
return !name.IsNullOrEmpty () ? name : _prefix + getNumber ();
}
private static int getNumber ()
{
return Interlocked.Increment (ref _number);
}
protected override void OnClose (CloseEventArgs e)
{
if (_name == null)
return;
var fmt = "{0} got logged off...";
var msg = String.Format (fmt, _name);
Sessions.Broadcast (msg);
}
protected override void OnMessage (MessageEventArgs e)
{
var fmt = "{0}: {1}";
var msg = String.Format (fmt, _name, e.Data);
Sessions.Broadcast (msg);
}
protected override void OnOpen ()
{
_name = getName ();
var fmt = "{0} has logged in!";
var msg = String.Format (fmt, _name);
Sessions.Broadcast (msg);
}
}
}