public override void HandlePacket(MinecraftServer Server, ref MinecraftClient Client)
{
switch (Action)
{
case EntityAction.Crouch:
Client.IsCrouching = true;
break;
case EntityAction.Uncrouch:
Client.IsCrouching = false;
break;
case EntityAction.StartSprinting:
Client.IsSprinting = true;
break;
case EntityAction.StopSprinting:
Client.IsSprinting = false;
break;
}
if (Action != EntityAction.LeaveBed) // NOTE: Does this matter?
{
this.EntityId = Client.Entity.Id;
for (int i = 0; i <
Server.GetClientsInWorld(Server.GetClientWorld(Client)).Count(); i++)
{
if (Server.Clients [i] != Client)
Server.Clients [i].SendPacket(this);
}
Server.ProcessSendQueue();
}
}
public override void HandlePacket(MinecraftServer Server, ref MinecraftClient Client)
{
if (!Client.ReadyToSpawn)
return;
Client.Entity.Position = new Vector3(X, Y, Z);
if (Client.Entity.Position.DistanceTo(Client.Entity.OldPosition) >
Client.MaxMoveDistance)
{
Client.SendPacket(new DisconnectPacket("Hacking: You moved too fast!"));
Server.ProcessSendQueue();
return;
}
Client.UpdateChunksAsync();
Server.GetClientWorld(Client).EntityManager.UpdateEntity(Client.Entity);
Server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
if (!client.ReadyToSpawn)
return;
client.Entity.Position = new Vector3(X, Y, Z);
if (client.Entity.Position.DistanceTo(client.Entity.OldPosition) >
client.MaxMoveDistance)
{
client.SendPacket(new DisconnectPacket("Hacking: You moved too fast!"));
server.ProcessSendQueue();
return;
}
client.UpdateChunksAsync();
server.ProcessSendQueue();
server.EntityManager.UpdateEntity(client.Entity);
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
EntityId = client.Entity.Id;
var clients = server.GetClientsInWorld(server.GetClientWorld(client)).Where(c => c.Entity.Id != EntityId);
foreach (var _client in clients)
_client.SendPacket(this);
server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
EntityId = client.Entity.Id;
var clients = server.EntityManager.GetKnownClients(client.Entity);
foreach (var _client in clients)
_client.SendPacket(this);
server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer Server, ref MinecraftClient Client)
{
Client.SharedKey = Server.CryptoServiceProvider.Decrypt(SharedSecret, false);
Client.Encrypter = Cryptography.GenerateAES(Client.SharedKey).CreateEncryptor();
Client.Decrypter = Cryptography.GenerateAES(Client.SharedKey).CreateDecryptor();
Client.SendPacket(new EncryptionKeyResponsePacket());
Server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
if (!client.ReadyToSpawn)
return;
client.Entity.FoodExhaustion += (float)client.Entity.GivenPosition.DistanceTo(new Vector3(X, Y, Z)) *
(client.Entity.IsSprinting ? 0.1f : 0.01f); // TODO: Swimming
client.Entity.GivenPosition = new Vector3(X, Y, Z);
client.Entity.Pitch = Pitch;
client.Entity.Yaw = Yaw;
client.UpdateChunksAsync();
server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
if (ProtocolVersion < MinecraftServer.ProtocolVersion)
{
client.SendPacket(new DisconnectPacket("Outdated client!"));
server.ProcessSendQueue();
return;
}
if (ProtocolVersion > MinecraftServer.ProtocolVersion)
{
client.SendPacket(new DisconnectPacket("Outdated server!"));
server.ProcessSendQueue();
return;
}
if (server.Clients.Count(c => c.Username == Username) != 0)
{
client.SendPacket(new DisconnectPacket("You are already logged in!"));
server.ProcessSendQueue();
return;
}
client.Username = Username;
client.Hostname = Hostname + ":" + Port.ToString();
// Respond with encryption request
if (server.OnlineMode)
client.AuthenticationHash = CreateHash();
else
client.AuthenticationHash = "-";
if (server.EncryptionEnabled)
{
var keyRequest =
new EncryptionKeyRequestPacket(client.AuthenticationHash,
server.ServerKey);
client.SendPacket(keyRequest);
server.ProcessSendQueue();
}
else
server.LogInPlayer(client);
client.StartWorkers();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
switch (ClientStatus)
{
case ClientStatus.InitialSpawn:
// Create a hash for session verification
SHA1 sha1 = SHA1.Create();
AsnKeyBuilder.AsnMessage encodedKey = AsnKeyBuilder.PublicKeyToX509(server.ServerKey);
byte[] shaData = Encoding.UTF8.GetBytes(client.AuthenticationHash)
.Concat(client.SharedKey)
.Concat(encodedKey.GetBytes()).ToArray();
string hash = Cryptography.JavaHexDigest(shaData);
// Talk to session.minecraft.net
if (server.Settings.OnlineMode)
{
var webClient = new WebClient();
var webReader = new StreamReader(webClient.OpenRead(
new Uri(string.Format(sessionCheckUri, client.Username, hash))));
string response = webReader.ReadToEnd();
webReader.Close();
if (response != "YES")
{
client.SendPacket(new DisconnectPacket("Failed to verify username!"));
return;
}
}
server.LogInPlayer(client);
break;
case ClientStatus.Respawn:
var world = client.World;
client.Entity.Position = new Vector3(
client.Entity.SpawnPoint.X,
client.Entity.SpawnPoint.Y + PlayerEntity.Height,
client.Entity.SpawnPoint.Z);
client.Entity.Health = client.Entity.MaxHealth;
client.Entity.Food = 20;
client.Entity.FoodSaturation = 20;
server.EntityManager.SpawnEntity(world, client.Entity);
client.SendPacket(new UpdateHealthPacket(client.Entity.Health, client.Entity.Food, client.Entity.FoodSaturation));
client.SendPacket(new RespawnPacket(Dimension.Overworld, server.Settings.Difficulty,
client.Entity.GameMode, world.LevelType));
client.SendPacket(new PlayerPositionAndLookPacket(
client.Entity.Position, client.Entity.Yaw, client.Entity.Pitch, true));
server.ProcessSendQueue();
break;
default:
throw new InvalidOperationException();
}
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
client.SharedKey = server.CryptoServiceProvider.Decrypt(SharedSecret, false);
client.Encrypter = new BufferedBlockCipher(new CfbBlockCipher(new AesFastEngine(), 8));
client.Encrypter.Init(true,
new ParametersWithIV(new KeyParameter(client.SharedKey), client.SharedKey, 0, 16));
client.Decrypter = new BufferedBlockCipher(new CfbBlockCipher(new AesFastEngine(), 8));
client.Decrypter.Init(false,
new ParametersWithIV(new KeyParameter(client.SharedKey), client.SharedKey, 0, 16));
client.SendPacket(new EncryptionKeyResponsePacket());
server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
if (client.Entity.Position.DistanceTo(Position) > 6) // TODO: Use client.Reach
return;
var item = client.Entity.Inventory[client.Entity.SelectedSlot];
if (item != null && item.Id == 0xFFFF)
item.Id = 0;
if (item != null)
{
item.Item.OnItemUsed(server.GetClientWorld(client), Position, AdjustByDirection(Direction), CursorPosition, client.Entity);
if (client.Entity.GameMode != GameMode.Creative)
client.Entity.Inventory[client.Entity.SelectedSlot].Count--;
}
else
{
client.SendPacket(new DisconnectPacket("Unrecognized item!"));
server.ProcessSendQueue();
}
}
public override void HandlePacket(MinecraftServer server, MinecraftClient client)
{
client.SendPacket(new DisconnectPacket(GetPingValue(server)));
server.ProcessSendQueue();
}
public override void HandlePacket(MinecraftServer Server, ref MinecraftClient Client)
{
Client.SendPacket(new DisconnectPacket(GetPingValue(Server)));
Server.ProcessSendQueue();
}
