public override Task OnDisconnected(bool stopCalled)
{
string userName = Context.User.Identity.Name;
ApplicationUser FromUser = null;
try
{
FromUser = db.Users.FirstOrDefault(u => u.Email.Equals(userName));
}catch (Exception e)
{
}
string connectionId = Context.ConnectionId;
if (FromUser != null)
{
lock (FromUser.ConnectionSignal)
{
ConnectionSignal cs = db.ConnectionSignal.FirstOrDefault(c => c.ConnectionIds.Equals(connectionId));
db.ConnectionSignal.Remove(cs);
}
}
db.SaveChanges();
return(base.OnDisconnected(stopCalled));
}
private void WriteFrame(ConnectionSignal signal, BinaryNumber channelId, byte[] buffer, int offset, int count)
{
int frameCount = CONNECTION_FRAME_BUFFER_SIZE;
while (true)
{
if (count < frameCount)
{
frameCount = count;
}
lock (_baseStream)
{
_baseStream.WriteByte((byte)signal); //write frame signal
_baseStream.Write(channelId.Value); //write channel id
_baseStream.Write(BitConverter.GetBytes(Convert.ToUInt16(frameCount)), 0, 2); //write data length
if (frameCount > 0)
{
_baseStream.Write(buffer, offset, frameCount); //write data
}
offset += frameCount;
count -= frameCount;
if (count < 1)
{
_baseStream.Flush(); //flush base stream
break;
}
}
}
}
public override Task OnConnected()
{
//string userName = Context.User.Identity.Name;
string connectionId = Context.ConnectionId;
HttpContext con = HttpContext.Current;
var FromUserId = HttpContext.Current.User.Identity.GetUserId();
ApplicationUser FromUser = db.Users.Find(FromUserId);
if (FromUser == null)
{
return(base.OnConnected());;
}
if (FromUser.ConnectionSignal == null)
{
FromUser.ConnectionSignal = new List <ConnectionSignal>();
}
lock (FromUser.ConnectionSignal)
{
ConnectionSignal c = new ConnectionSignal();
c.ConnectionIds = connectionId;
ConnectionSignal x = FromUser.ConnectionSignal.FirstOrDefault(d => d.ConnectionIds.Equals(connectionId));
if (x == null)
{
//if (FromUser.ConnectionSignal.Count == 1)
//{
//}
//else
//{
FromUser.ConnectionSignal.Add(c);
//}
}
}
db.SaveChanges();
return(base.OnConnected());
}