/// <summary>
/// Sends a <see cref="UserSyncPacket"/> containing all users to the given connection.
/// Usernames are stripped from users for security.
/// </summary>
/// <param name="connectionId">Destination connection ID</param>
private void sendSyncPacket(string connectionId)
{
// Create a blank sync packet
UserSyncPacket packet = new UserSyncPacket();
lock (userStoreLock)
{
// Add users to the sync packet
foreach (User userRef in userStore.Users.Values)
{
// Get a non-reference copy of the user so we can blank out the username without affecting the original
User user = userRef.Clone();
user.Username = "";
packet.Users.Add(user);
}
}
// Pack it
Any packedPacket = ProtobufPacketHelper.Pack(packet);
// Send it on its way
if (!netServer.TrySend(connectionId, MODULE_NAME, packedPacket.ToByteArray()))
{
RaiseLogEntry(new LogEventArgs("Failed to send UserSyncPacket to connection " + connectionId, LogLevel.ERROR));
}
}
/// <summary>
/// Handles incoming <see cref="UserSyncPacket"/>s.
/// </summary>
/// <param name="connectionId">Original connection ID</param>
/// <param name="packet">Incoming <see cref="UserSyncPacket"/></param>
private void userSyncPacketHandler(string connectionId, UserSyncPacket packet)
{
lock (userStoreLock)
{
foreach (User user in packet.Users)
{
if (userStore.Users.ContainsKey(user.Uuid))
{
// Update/replace the user
userStore.Users[user.Uuid] = user;
}
else
{
// Add the user
userStore.Users.Add(user.Uuid, user);
}
}
}
}