public Boolean notifyUser(String userName, String message)
{
String hash = HashArchive.getInstance().getHashByUserName(userName);
if (hash != null)
{
WebSocketController.sendMessageToClient(hash, message);
return(true);
}
LinkedList <String> CurrentPendingMessages;
WebSocketController.PendingMessages.TryGetValue(userName, out CurrentPendingMessages);
if (CurrentPendingMessages != null)
{
PMDB.Add(new Tuple <string, string>(userName, message));
CurrentPendingMessages.AddLast(message);
}
else
{
PMDB.Add(new Tuple <string, string>(userName, message));
CurrentPendingMessages = new LinkedList <String>();
CurrentPendingMessages.AddLast(message);
WebSocketController.PendingMessages.Add(userName, CurrentPendingMessages);
}
return(false);
}
private async Task Process(AspNetWebSocketContext context)
{
WebSocket socket = context.WebSocket;
ArraySegment <byte> buffer = new ArraySegment <byte>(new byte[4096]);
string hash = "";
if (context.CookieCollection[0].Name == "HashCode")
{
hash = context.CookieCollection[0].Value;
}
else if (context.CookieCollection.Count > 1 && context.CookieCollection[1].Name == "HashCode")
{
hash = context.CookieCollection[1].Value;
}
else
{
return;
}
updateSocket(hash, socket);
if (socket.State == WebSocketState.Open)
{
User newConnectedUser = hashServices.getUserByHash(hash);
LinkedList <String> CurrentPendingMessages;
PendingMessages.TryGetValue(newConnectedUser.getUserName(), out CurrentPendingMessages);
if (CurrentPendingMessages != null)
{
foreach (String message in CurrentPendingMessages)
{
sendMessageToClient(hash, message);
}
NotificationManager.getInstance().getPendingMessagesDB().Remove(new Tuple <string, string>(newConnectedUser.getUserName(), ""));
CurrentPendingMessages.Clear();
}
}
while (socket.State == WebSocketState.Open)
{
WebSocketReceiveResult result = await socket.ReceiveAsync(buffer, CancellationToken.None)
.ConfigureAwait(false);
String userMessage = Encoding.UTF8.GetString(buffer.Array, 0, result.Count);
userMessage = "You sent: " + userMessage + " at " +
DateTime.Now.ToLongTimeString() + " from ip " + context.UserHostAddress.ToString();
var sendbuffer = new ArraySegment <byte>(Encoding.UTF8.GetBytes(userMessage));
await socket.SendAsync(sendbuffer, WebSocketMessageType.Text, true, CancellationToken.None)
.ConfigureAwait(false);
}
}
public static void addMessage(string hash, String message)
{
User newConnectedUser = hashServices.getUserByHash(hash);
LinkedList <String> CurrentPendingMessages;
PendingMessages.TryGetValue(newConnectedUser.getUserName(), out CurrentPendingMessages);
if (CurrentPendingMessages == null)
{
NotificationManager.getInstance().getPendingMessagesDB().Add(new Tuple <string, string>(newConnectedUser.getUserName(), message));
CurrentPendingMessages = new LinkedList <String>();
CurrentPendingMessages.AddLast(message);
PendingMessages.Add(newConnectedUser.getUserName(), CurrentPendingMessages);
}
else
{
NotificationManager.getInstance().getPendingMessagesDB().Add(new Tuple <string, string>(newConnectedUser.getUserName(), message));
CurrentPendingMessages.AddLast(message);
}
}
