///<summary>Destroys alive websocket connections with the sessionId</summary>
public static bool SearchAndDestroy(string sessionId)
{
if (sessionId is null)
{
return(false);
}
List <WebSocket> remove = new List <WebSocket>();
foreach (DictionaryEntry e in connections)
{
AliveEntry entry = (AliveEntry)e.Value;
if (entry.session == sessionId)
{
remove.Add(entry.ws);
if (entry.ws.State == WebSocketState.Open)
{
try {
entry.ws.SendAsync(MSG_FORCE_RELOAD, WebSocketMessageType.Text, true, CancellationToken.None);
} catch { }
try {
entry.ws.Abort();
} catch { }
}
}
}
for (int i = 0; i < remove.Count; i++)
{
connections.Remove(remove[i]);
}
remove.Clear();
return(true);
}
public static void Broadcast(byte[] message)
{
List <WebSocket> remove = new List <WebSocket>();
foreach (DictionaryEntry e in connections)
{
AliveEntry entry = (AliveEntry)e.Value;
if (!Session.acl.ContainsKey(entry.username))
{
remove.Add(entry.ws);
continue;
}
AccessControl ac = Session.acl[entry.username];
if (ac is null ||
ac.database == AccessControl.AccessLevel.Deny ||
ac.log == AccessControl.AccessLevel.Deny) //broadcast only to authorized users
{
continue;
}
if (entry.ws.State == WebSocketState.Open)
{
new Thread(() => {
try {
lock (entry.syncLock)
entry.ws.SendAsync(new ArraySegment <byte>(message, 0, message.Length), WebSocketMessageType.Text, true, CancellationToken.None);
} catch {}
}).Start();
}
else
{
remove.Add(entry.ws);
}
}
for (int i = 0; i < remove.Count; i++)
{
connections.Remove(remove[i]);
}
}
