/// <summary>
/// Gets a packet from the server and returns it.
/// </summary>
/// <returns>The received packet.</returns>
public Packet GetPacket()
{
var packetID = (byte) _stream.ReadByte();
//_log.Debug("Got packet ID: " + packetID); // Spammy debug message
if (!Enum.IsDefined(typeof(PacketType), (int) packetID))
return null;
var type = (PacketType) packetID;
Packet pack = null;
switch (type)
{
case PacketType.KeepAlive:
pack = new KeepAlivePacket(_tools.ReadInt32());
break;
case PacketType.LoginRequest:
pack = new LoginRequestPacketSC
{
EntityID = _tools.ReadInt32(),
NotUsed = _tools.ReadString(),
LevelType = _tools.ReadString(),
Gamemode = _tools.ReadInt32(),
Dimension = _tools.ReadInt32(),
Difficulty = _tools.ReadSignedByte(),
WorldHeight = _tools.ReadByte(), // Not Used
MaxPlayers = _tools.ReadByte()
};
break;
case PacketType.Handshake:
pack = new HandshakePacketSC(_tools.ReadString());
break;
case PacketType.ChatMessage:
pack = new ChatMessagePacket(_tools.ReadString());
break;
case PacketType.TimeUpdate:
pack = new TimeUpdatePacket(_tools.ReadInt32());
break;
case PacketType.EntityEquipment:
pack = new EntityEquipmentPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadInt16(), _tools.ReadInt16());
break;
case PacketType.SpawnPosition:
pack = new SpawnPositionPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32());
break;
case PacketType.UseEntity:
pack = new UseEntityPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadBoolean());
break;
case PacketType.UpdateHealth:
pack = new UpdateHealthPacket(_tools.ReadInt16(), _tools.ReadInt16(), _tools.ReadSingle());
break;
case PacketType.Respawn:
pack = new RespawnPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadInt16(), _tools.ReadString());
break;
case PacketType.Player:
pack = new PlayerPacket(_tools.ReadBoolean());
break;
case PacketType.PlayerPosition:
pack = new PlayerPositionPacket(_tools.ReadDouble(), _tools.ReadDouble(), _tools.ReadDouble(), _tools.ReadDouble(),
_tools.ReadBoolean());
break;
case PacketType.PlayerLook:
pack = new PlayerLookPacket(_tools.ReadSingle(), _tools.ReadSingle(), _tools.ReadBoolean());
break;
case PacketType.PlayerPositionAndLook:
pack = new PlayerPositionAndLookPacket(_tools.ReadDouble(), _tools.ReadDouble(), _tools.ReadDouble(),
_tools.ReadDouble(), _tools.ReadSingle(), _tools.ReadSingle(),
_tools.ReadBoolean());
break;
case PacketType.PlayerDigging:
pack = new PlayerDiggingPacket(_tools.ReadSignedByte(), _tools.ReadInt32(), _tools.ReadSignedByte(),
_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.PlayerBlockPlacement:
pack = new PlayerBlockPlacementPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadInt32(),
_tools.ReadSignedByte(), _tools.ReadSlotData());
break;
case PacketType.UseBed:
pack = new UseBedPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadInt32(), _tools.ReadSignedByte(),
_tools.ReadInt32());
break;
case PacketType.Animation:
pack = new AnimationPacket(_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.NamedEntitySpawn:
pack = new NamedEntitySpawnPacket(_tools.ReadInt32(), _tools.ReadString(), _tools.ReadInt32(), _tools.ReadInt32(),
_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadInt16());
break;
case PacketType.PickupSpawn:
pack = new PickupSpawnPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadSignedByte(), _tools.ReadInt16(),
_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadSignedByte(),
_tools.ReadSignedByte(), _tools.ReadSignedByte());
break;
case PacketType.CollectItem:
pack = new CollectItemPacket(_tools.ReadInt32(), _tools.ReadInt32());
break;
case PacketType.AddObjectVehicle:
pack = new AddObjectVehiclePacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadInt32(),
_tools.ReadInt32(), _tools.ReadInt32());
var ftEid = _tools.ReadInt32(); ((AddObjectVehiclePacket)pack).FireballThrowerID = ftEid;
if (ftEid > 0)
{
var aovpPack = (AddObjectVehiclePacket) pack;
aovpPack.SpeedX = _tools.ReadInt16();
aovpPack.SpeedY = _tools.ReadInt16();
aovpPack.SpeedZ = _tools.ReadInt16();
pack = aovpPack;
}
break;
case PacketType.HoldingChange:
pack = new HoldingChangePacket(_tools.ReadInt16());
break;
case PacketType.MobSpawn:
pack = new MobSpawnPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadInt32(), _tools.ReadInt32(),
_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadSignedByte(), _tools.ReadEntityMetadata());
break;
case PacketType.EntityPainting:
pack = new EntityPaintingPacket(_tools.ReadInt32(), _tools.ReadString(), _tools.ReadInt32(),
_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32());
break;
case PacketType.ExperienceOrb:
pack = new ExperienceOrbPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32(),
_tools.ReadInt32(), _tools.ReadInt16());
break;
case PacketType.EntityVelocity:
pack = new EntityVelocityPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadInt16(), _tools.ReadInt16());
break;
case PacketType.DestroyEntity:
pack = new DestroyEntityPacket(_tools.ReadInt32());
break;
case PacketType.Entity:
pack = new EntityPacket(_tools.ReadInt32());
break;
case PacketType.EntityRelativeMove:
pack = new EntityRelativeMovePacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadSignedByte());
break;
case PacketType.EntityLook:
pack = new EntityLookPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte());
break;
case PacketType.EntityLookAndRelativeMove:
pack = new EntityLookAndRelativeMovePacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadSignedByte());
break;
case PacketType.EntityTeleport:
pack = new EntityTeleportPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadInt32(),
_tools.ReadSignedByte(), _tools.ReadSignedByte());
break;
case PacketType.EntityHeadLook:
pack = new EntityHeadLookPacket(_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.EntityStatus:
pack = new EntityStatusPacket(_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.AttachEntity:
pack = new AttachEntityPacket(_tools.ReadInt32(), _tools.ReadInt32());
break;
case PacketType.EntityMetadata:
var entityMetadataPacket = new EntityMetadataPacket(_tools.ReadInt32());
var metaData = new List<sbyte>();
var b = true;
while (b)
{
var value = _tools.ReadSignedByte();
if (value == 127) b = false;
metaData.Add(value);
}
entityMetadataPacket.Metadata = metaData.ToArray();
break;
case PacketType.EntityEffect:
pack = new EntityEffectPacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadSignedByte(),
_tools.ReadInt16());
break;
case PacketType.RemoveEntityEffect:
pack = new RemoveEntityEffectPacket(_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.Experience:
pack = new ExperiencePacket(_tools.ReadSingle(), _tools.ReadInt16(), _tools.ReadInt16());
break;
case PacketType.PreChunk:
pack = new PreChunkPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadBoolean());
break;
case PacketType.MapChunk:
var mapChunkPacket = new MapChunkPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadInt32(),
_tools.ReadSignedByte(), _tools.ReadSignedByte(), _tools.ReadSignedByte());
mapChunkPacket.CompressedSize = _tools.ReadInt32();
mapChunkPacket.CompressedData = _tools.ReadSignedBytes(mapChunkPacket.CompressedSize);
pack = mapChunkPacket;
break;
case PacketType.MultiBlockChange:
var multiBlockChangePacket = new MultiBlockChangePacket(_tools.ReadInt32(), _tools.ReadInt32());
var arraySize = _tools.ReadInt16();
multiBlockChangePacket.ArraySize = arraySize;
var coordinates = new short[arraySize,3];
for (short i = 0; i < arraySize; i++)
{
coordinates[i, 0] = _tools.ReadInt16();
coordinates[i, 1] = _tools.ReadInt16();
coordinates[i, 2] = _tools.ReadInt16();
}
multiBlockChangePacket.Coordinates = coordinates;
var types = new sbyte[arraySize];
for (short i = 0; i < arraySize; i++)
types[i] = _tools.ReadSignedByte();
multiBlockChangePacket.Types = types;
var metadata = new sbyte[arraySize];
for (short i = 0; i < arraySize; i++)
metadata[i] = _tools.ReadSignedByte();
multiBlockChangePacket.Metadata = metadata;
pack = multiBlockChangePacket;
break;
case PacketType.BlockChange:
pack = new BlockChangePacket(_tools.ReadInt32(), _tools.ReadSignedByte(), _tools.ReadInt32(),
_tools.ReadSignedByte(), _tools.ReadSignedByte());
break;
case PacketType.BlockAction:
pack = new BlockActionPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadInt32(), _tools.ReadSignedByte(),
_tools.ReadSignedByte());
break;
case PacketType.Explosion:
var explosionPacket = new ExplosionPacket(_tools.ReadDouble(), _tools.ReadDouble(), _tools.ReadDouble(), _tools.ReadSingle());
var recordCount = _tools.ReadInt32();
explosionPacket.Count = recordCount;
var records = new sbyte[recordCount, 3];
for (var i = 0; i < recordCount; i++)
{
records[i, 0] = _tools.ReadSignedByte();
records[i, 1] = _tools.ReadSignedByte();
records[i, 2] = _tools.ReadSignedByte();
}
explosionPacket.Records = records;
pack = explosionPacket;
break;
case PacketType.SoundParticleEffect:
pack = new SoundParticleEffectPacket(_tools.ReadInt32(), _tools.ReadInt32(), _tools.ReadSignedByte(),
_tools.ReadInt32(), _tools.ReadInt32());
break;
case PacketType.NewInvalidState:
pack = new NewInvalidStatePacket(_tools.ReadSignedByte(), _tools.ReadSignedByte());
break;
case PacketType.Thunderbolt:
pack = new ThunderboltPacket(_tools.ReadInt32(), _tools.ReadBoolean(), _tools.ReadInt32(), _tools.ReadInt32(),
_tools.ReadInt32());
break;
case PacketType.OpenWindow:
pack = new OpenWindowPacket(_tools.ReadSignedByte(), _tools.ReadSignedByte(), _tools.ReadString(),
_tools.ReadSignedByte());
break;
case PacketType.CloseWindow:
pack = new CloseWindowPacket(_tools.ReadSignedByte());
break;
case PacketType.SetSlot:
pack = new SetSlotPacket(_tools.ReadSignedByte(), _tools.ReadInt16(), _tools.ReadSlotData());
break;
case PacketType.WindowItems:
var windowItemsPacket = new WindowItemsPacket(_tools.ReadSignedByte());
var count = _tools.ReadInt16();
windowItemsPacket.Count = count;
var slotData = new SlotData[count];
for (short i = 0; i < count; i++)
slotData[i] = _tools.ReadSlotData();
windowItemsPacket.SlotData = slotData;
pack = windowItemsPacket;
break;
case PacketType.UpdateWindowProperty:
pack = new UpdateWindowPropertyPacket(_tools.ReadSignedByte(), _tools.ReadInt16(), _tools.ReadInt16());
break;
case PacketType.Transaction:
pack = new TransactionPacket(_tools.ReadSignedByte(), _tools.ReadInt16(), _tools.ReadBoolean());
break;
case PacketType.CreativeInventoryAction:
pack = new CreativeInventoryActionPacket(_tools.ReadInt16(), _tools.ReadSlotData());
break;
case PacketType.UpdateSign:
pack = new UpdateSignPacket(_tools.ReadInt32(), _tools.ReadInt16(), _tools.ReadInt32(), _tools.ReadString(),
_tools.ReadString(), _tools.ReadString(), _tools.ReadString());
break;
case PacketType.ItemData:
pack = new ItemDataPacket(_tools.ReadInt16(), _tools.ReadInt16());
byte len = _tools.ReadByte();
((ItemDataPacket)pack).Length = len;
((ItemDataPacket)pack).Text = _tools.ReadSignedBytes(len);
break;
case PacketType.IncrementStatistic:
pack = new IncrementStatisticPacket(_tools.ReadInt32(), _tools.ReadSignedByte());
break;
case PacketType.PlayerListItem:
pack = new PlayerListItemPacket(_tools.ReadString(), _tools.ReadBoolean(), _tools.ReadInt16());
break;
case PacketType.PluginMessage:
pack = new PluginMessagePacket(_tools.ReadString());
var length = _tools.ReadInt16(); ((PluginMessagePacket) pack).Length = length;
((PluginMessagePacket) pack).Data = _tools.ReadSignedBytes(length);
break;
case PacketType.DisconnectKick:
pack = new DisconnectKickPacket(_tools.ReadString());
break;
default:
//Throw exception?
pack = null; //Add checks to see if packet == null
_log.Debug("Unknown packet!");
_stream.Flush(); //Flush data of unknown packet
break;
}
return pack;
}
/// <summary>
/// Parse a <see cref="LoginRequestPacketSC" /> packet and update data accordingly.
/// </summary>
/// <param name="packet">The <see cref="LoginRequestPacketSC" /> to parse.</param>
private void ParseLoginRequestSC(LoginRequestPacketSC packet)
{
_log.Debug("Updating world, player and server data...");
_log.Debug("Setting Player Entity ID to " + packet.EntityID);
_player.EntityID = packet.EntityID;
_log.Debug("Setting map type to " + packet.LevelType);
_world.SetLevelType(packet.LevelType);
_log.Debug("Setting server mode to " + packet.Gamemode);
_server.SetMode(packet.Gamemode);
_log.Debug("Setting world dimension to " + packet.Dimension);
_world.SetDimension(packet.Dimension);
_log.Debug("Setting world difficulty to " + packet.Difficulty);
_world.SetDifficulty(packet.Difficulty);
_log.Debug("Setting server max players to " + packet.MaxPlayers);
if (_server.Players > packet.MaxPlayers)
_server.Players = packet.MaxPlayers;
_server.MaxPlayers = packet.MaxPlayers;
_log.Debug("World, player and server data successfully updated!");
}
