Example #1
0
        public static CharacterPositionsWrapper GetCharacterPosition(uint characterId)
        {
            CharacterPositionsWrapper wrapper = new CharacterPositionsWrapper()
            {
                CharacterId = characterId
            };
            MySqlCommand command = conn.CreateCommand();

            command.CommandText = "SELECT * from character_positions where characterId=@characterId";
            command.Parameters.AddWithValue("@characterId", characterId);
            MySqlDataReader rdr = command.ExecuteReader();

            rdr.Read();
            if (rdr.HasRows)
            {
                if (rdr.GetUInt32(0) != characterId)
                {
                    throw new Exception("Weird case, found record but does not match");
                }
                wrapper.XPos = rdr.GetFloat(1);
                wrapper.YPos = rdr.GetFloat(2);
                wrapper.Zone = rdr.GetString(3);
                rdr.Close();

                return(wrapper);
            }
            else
            {
                throw new Exception("Could not find character_positions record for character id: " + characterId);
            }
        }
        private void ProcessConnectPackets(List <SubPacket> subPackets)
        {
            foreach (SubPacket subPacket in subPackets)
            {
                subPacket.debugPrintSubPacket();
                switch (subPacket.gameMessage.opcode)
                {
                case ((ushort)GamePacketOpCode.Handshake):
                    try
                    {
                        Console.WriteLine("100% CORRECT CLIENT CONNECTION: " + client.GetFullAddress());
                        ConfirmClientConnectionWithLoginServer(new Socket(AddressFamily.InterNetworkV6, SocketType.Stream, ProtocolType.Tcp), subPacket);
                    }
                    catch (Exception e)
                    {
                        Console.WriteLine(e);
                    }
                    break;


                case (((ushort)GamePacketOpCode.Acknowledgement)):

                    AcknowledgePacket ack = new AcknowledgePacket(subPacket.data);
                    if (ack.AckSuccessful)
                    {
                        if (WorldServer.mConnectedPlayerList.TryGetValue(ack.CharacterId, out Character character))
                        {
                            client.Disconnect();     //this is 100% login server connection, don't doubt this
                            client           = character.WorldClientConnection;
                            client.Character = character;
                            CharacterPositionsWrapper posDbWrapper = WorldDatabase.GetCharacterPosition(client.Character.CharacterId);
                            client.Character.XPos = posDbWrapper.XPos;
                            client.Character.YPos = posDbWrapper.YPos;
                            client.Character.Zone = posDbWrapper.Zone;
                            Console.WriteLine("Client looks legit: " + (ack.ClientAddress == client.GetIp()));

                            WorldDatabase.AddToOnlinePlayerList(character.CharacterId, ack.ClientAddress);
                            client.SessionId = WorldDatabase.GetSessionId(character.CharacterId);
                            Console.WriteLine("Sending ack received from login server back to: " + client.GetFullAddress());
                            AcknowledgePacket responseAck = new AcknowledgePacket(ack.AckSuccessful, client.SessionId);
                            SubPacket         sp          = new SubPacket(GamePacketOpCode.Acknowledgement, 0, 0, responseAck.GetResponseFromWorldServerBytes(), SubPacketTypes.GamePacket);
                            client.QueuePacket(BasePacket.CreatePacket(sp, true, false));
                            client.FlushQueuedSendPackets();
                            break;
                        }
                        else
                        {
                            Console.WriteLine("Client has connected but is not in Connected Player List.. Not sure what to do here");
                        }
                    }
                    else
                    {
                        Console.WriteLine("Ack not successful, removing from connected player list");
                        WorldServer.mConnectedPlayerList.TryRemove(ack.CharacterId, out Character unsuccessfulAckCharacter);
                        client.Disconnect();
                    }
                    break;

                case (((ushort)GamePacketOpCode.Disconnect)):
                    DisconnectPacket dc = new DisconnectPacket(subPacket.data);
                    Console.WriteLine("Got DC packet");
                    WorldDatabase.RemoveFromOnlinePlayerList(dc.CharacterId);
                    WorldServer.mConnectedPlayerList.TryRemove(dc.CharacterId, out Character characterToDc);
                    client.Disconnect();
                    break;

                //if everything okay
                default:
                    break;
                }
            }
        }