1 files changed, 456 insertions, 0 deletions

diff --git a/src/Protocol/Protocol_1_13.cpp b/src/Protocol/Protocol_1_13.cpp
new file mode 100644
index 000000000..87a7ff6da
--- /dev/null
+++ b/src/Protocol/Protocol_1_13.cpp
@@ -0,0 +1,456 @@
+
+// Protocol_1_13.cpp
+
+/*
+Implements the 1.13 protocol classes:
+- release 1.13 protocol (#393)
+*/
+
+#include "Globals.h"
+#include "Protocol_1_13.h"
+#include "ProtocolRecognizer.h"
+#include "ChunkDataSerializer.h"
+#include "Packetizer.h"
+
+#include "../Entities/Boat.h"
+#include "../Entities/Minecart.h"
+#include "../Entities/Pickup.h"
+#include "../Entities/Player.h"
+#include "../Entities/ItemFrame.h"
+#include "../Entities/ArrowEntity.h"
+#include "../Entities/FireworkEntity.h"
+#include "../Entities/SplashPotionEntity.h"
+
+#include "../Root.h"
+#include "../Server.h"
+#include "../ClientHandle.h"
+#include "../Bindings/PluginManager.h"
+
+
+
+
+
+#define HANDLE_READ(ByteBuf, Proc, Type, Var) \
+	Type Var; \
+	if (!ByteBuf.Proc(Var))\
+	{\
+		return;\
+	}
+
+
+
+
+
+#define HANDLE_PACKET_READ(ByteBuf, Proc, Type, Var) \
+	Type Var; \
+	{ \
+		if (!ByteBuf.Proc(Var)) \
+		{ \
+			ByteBuf.CheckValid(); \
+			return false; \
+		} \
+		ByteBuf.CheckValid(); \
+	}
+
+
+
+
+
+cProtocol_1_13::cProtocol_1_13(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
+	Super(a_Client, a_ServerAddress, a_ServerPort, a_State)
+{
+}
+
+
+
+
+
+UInt32 cProtocol_1_13::GetPacketID(ePacketType a_PacketType)
+{
+	switch (a_PacketType)
+	{
+		case pktAttachEntity:         return 0x40;
+		case pktBlockChanges:         return 0x0f;
+		case pktCameraSetTo:          return 0x3c;
+		case pktChatRaw:              return 0x0e;
+		case pktCollectEntity:        return 0x4f;
+		case pktDestroyEntity:        return 0x35;
+		case pktDisconnectDuringGame: return 0x1b;
+		case pktEditSign:             return 0x2c;
+		case pktEntityEffect:         return 0x53;
+		case pktEntityEquipment:      return 0x42;
+		case pktEntityHeadLook:       return 0x39;
+		case pktEntityLook:           return 0x2a;
+		case pktEntityMeta:           return 0x3f;
+		case pktEntityProperties:     return 0x52;
+		case pktEntityRelMove:        return 0x28;
+		case pktEntityRelMoveLook:    return 0x29;
+		case pktEntityStatus:         return 0x1c;
+		case pktEntityVelocity:       return 0x41;
+		case pktExperience:           return 0x43;
+		case pktExplosion:            return 0x1e;
+		case pktGameMode:             return 0x20;
+		case pktHeldItemChange:       return 0x3d;
+		case pktInventorySlot:        return 0x17;
+		case pktJoinGame:             return 0x25;
+		case pktKeepAlive:            return 0x21;
+		case pktMapData:              return 0x26;
+		case pktParticleEffect:       return 0x24;
+		case pktPlayerAbilities:      return 0x2e;
+		case pktPlayerList:           return 0x30;
+		case pktPlayerMaxSpeed:       return 0x52;
+		case pktPlayerMoveLook:       return 0x32;
+		case pktPluginMessage:        return 0x19;
+		case pktRemoveEntityEffect:   return 0x36;
+		case pktRespawn:              return 0x38;
+		case pktScoreboardObjective:  return 0x45;
+		case pktSoundEffect:          return 0x1a;
+		case pktSoundParticleEffect:  return 0x23;
+		case pktSpawnPosition:        return 0x49;
+		case pktTabCompletionResults: return 0x10;
+		case pktTeleportEntity:       return 0x50;
+		case pktTimeUpdate:           return 0x4a;
+		case pktTitle:                return 0x4b;
+		case pktUnloadChunk:          return 0x1f;
+		case pktUpdateHealth:         return 0x44;
+		case pktUpdateScore:          return 0x48;
+		case pktUpdateSign:           return GetPacketID(pktUpdateBlockEntity);
+		case pktUseBed:               return 0x33;
+		case pktWindowClose:          return 0x13;
+		case pktWindowItems:          return 0x15;
+		case pktWindowOpen:           return 0x14;
+		case pktWindowProperty:       return 0x16;
+		default: return Super::GetPacketID(a_PacketType);
+	}
+}
+
+
+
+
+
+bool cProtocol_1_13::HandlePacket(cByteBuffer & a_ByteBuffer, UInt32 a_PacketType)
+{
+	if (m_State != 3)
+	{
+		return Super::HandlePacket(a_ByteBuffer, a_PacketType);
+	}
+
+	// Game
+	switch (a_PacketType)
+	{
+		case 0x00: HandleConfirmTeleport(a_ByteBuffer); return true;
+		case 0x05: HandlePacketTabComplete(a_ByteBuffer); return true;
+		case 0x02: HandlePacketChatMessage(a_ByteBuffer); return true;
+		case 0x03: HandlePacketClientStatus(a_ByteBuffer); return true;
+		case 0x04: HandlePacketClientSettings(a_ByteBuffer); return true;
+		case 0x06: break;  // Confirm transaction - not used in Cuberite
+		case 0x07: HandlePacketEnchantItem(a_ByteBuffer); return true;
+		case 0x08: HandlePacketWindowClick(a_ByteBuffer); return true;
+		case 0x09: HandlePacketWindowClose(a_ByteBuffer); return true;
+		case 0x0a: HandlePacketPluginMessage(a_ByteBuffer); return true;
+		case 0x0d: HandlePacketUseEntity(a_ByteBuffer); return true;
+		case 0x0e: HandlePacketKeepAlive(a_ByteBuffer); return true;
+		case 0x0f: HandlePacketPlayer(a_ByteBuffer); return true;
+		case 0x10: HandlePacketPlayerPos(a_ByteBuffer); return true;
+		case 0x11: HandlePacketPlayerPosLook(a_ByteBuffer); return true;
+		case 0x12: HandlePacketPlayerLook(a_ByteBuffer); return true;
+		case 0x13: HandlePacketVehicleMove(a_ByteBuffer); return true;
+		case 0x14: HandlePacketBoatSteer(a_ByteBuffer); return true;
+		case 0x15: break;  // Pick item - not yet implemented
+		case 0x16: break;  // Craft Recipe Request - not yet implemented
+		case 0x17: HandlePacketPlayerAbilities(a_ByteBuffer); return true;
+		case 0x18: HandlePacketBlockDig(a_ByteBuffer); return true;
+		case 0x19: HandlePacketEntityAction(a_ByteBuffer); return true;
+		case 0x1a: HandlePacketSteerVehicle(a_ByteBuffer); return true;
+		case 0x1b: HandlePacketCraftingBookData(a_ByteBuffer); return true;
+		case 0x1d: break;  // Resource pack status - not yet implemented
+		case 0x1e: HandlePacketAdvancementTab(a_ByteBuffer); return true;
+		case 0x21: HandlePacketSlotSelect(a_ByteBuffer); return true;
+		case 0x24: HandlePacketCreativeInventoryAction(a_ByteBuffer); return true;
+		case 0x26: HandlePacketUpdateSign(a_ByteBuffer); return true;
+		case 0x27: HandlePacketAnimation(a_ByteBuffer); return true;
+		case 0x28: HandlePacketSpectate(a_ByteBuffer); return true;
+		case 0x29: HandlePacketBlockPlace(a_ByteBuffer); return true;
+		case 0x2a: HandlePacketUseItem(a_ByteBuffer); return true;
+	}
+
+	return Super::HandlePacket(a_ByteBuffer, a_PacketType);
+}
+
+
+
+
+
+void cProtocol_1_13::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
+{
+	cServer * Server = cRoot::Get()->GetServer();
+	AString ServerDescription = Server->GetDescription();
+	auto NumPlayers = static_cast<signed>(Server->GetNumPlayers());
+	auto MaxPlayers = static_cast<signed>(Server->GetMaxPlayers());
+	AString Favicon = Server->GetFaviconData();
+	cRoot::Get()->GetPluginManager()->CallHookServerPing(*m_Client, ServerDescription, NumPlayers, MaxPlayers, Favicon);
+
+	// Version:
+	Json::Value Version;
+	Version["name"] = "Cuberite 1.13";
+	Version["protocol"] = cProtocolRecognizer::PROTO_VERSION_1_13;
+
+	// Players:
+	Json::Value Players;
+	Players["online"] = NumPlayers;
+	Players["max"] = MaxPlayers;
+	// TODO: Add "sample"
+
+	// Description:
+	Json::Value Description;
+	Description["text"] = ServerDescription.c_str();
+
+	// Create the response:
+	Json::Value ResponseValue;
+	ResponseValue["version"] = Version;
+	ResponseValue["players"] = Players;
+	ResponseValue["description"] = Description;
+	m_Client->ForgeAugmentServerListPing(ResponseValue);
+	if (!Favicon.empty())
+	{
+		ResponseValue["favicon"] = Printf("data:image/png;base64,%s", Favicon.c_str());
+	}
+
+	// Serialize the response into a packet:
+	Json::FastWriter Writer;
+	cPacketizer Pkt(*this, pktStatusResponse);
+	Pkt.WriteString(Writer.write(ResponseValue));
+}
+
+
+
+
+
+void cProtocol_1_13::HandlePacketPluginMessage(cByteBuffer & a_ByteBuffer)
+{
+	HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Channel);
+
+	// If the plugin channel is recognized vanilla, handle it directly:
+	if (Channel.substr(0, 15) == "minecraft:brand")
+	{
+		HANDLE_READ(a_ByteBuffer, ReadVarUTF8String, AString, Brand);
+		m_Client->SetClientBrand(Brand);
+
+		// Send back our brand, including the length:
+		SendPluginMessage("minecraft:brand", "\x08""Cuberite");
+		return;
+	}
+
+	// Read the plugin message and relay to clienthandle:
+	AString Data;
+	VERIFY(a_ByteBuffer.ReadString(Data, a_ByteBuffer.GetReadableSpace() - 1));  // Always succeeds
+	m_Client->HandlePluginMessage(Channel, Data);
+}
+
+
+
+
+
+void cProtocol_1_13::SendBlockChange(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, pktBlockChange);
+	Pkt.WritePosition64(a_BlockX, a_BlockY, a_BlockZ);
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_BlockType));  // TODO: Palette
+}
+
+
+
+
+
+void cProtocol_1_13::SendBlockChanges(int a_ChunkX, int a_ChunkZ, const sSetBlockVector & a_Changes)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	cPacketizer Pkt(*this, pktBlockChanges);
+	Pkt.WriteBEInt32(a_ChunkX);
+	Pkt.WriteBEInt32(a_ChunkZ);
+	Pkt.WriteVarInt32(static_cast<UInt32>(a_Changes.size()));
+	for (sSetBlockVector::const_iterator itr = a_Changes.begin(), end = a_Changes.end(); itr != end; ++itr)
+	{
+		Int16 Coords = static_cast<Int16>(itr->m_RelY | (itr->m_RelZ << 8) | (itr->m_RelX << 12));
+		Pkt.WriteBEInt16(Coords);
+		Pkt.WriteVarInt32(static_cast<UInt32>(itr->m_BlockType));  // TODO: Palette
+	}  // for itr - a_Changes[]
+}
+
+
+
+
+
+void cProtocol_1_13::SendChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataSerializer & a_Serializer)
+{
+	ASSERT(m_State == 3);  // In game mode?
+
+	const AString & ChunkData = a_Serializer.Serialize(cChunkDataSerializer::RELEASE_1_13, a_ChunkX, a_ChunkZ);
+	cCSLock Lock(m_CSPacket);
+	SendData(ChunkData.data(), ChunkData.size());
+}
+
+
+
+
+
+void cProtocol_1_13::SendMapData(const cMap & a_Map, int a_DataStartX, int a_DataStartY)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendPaintingSpawn(const cPainting & a_Painting)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendParticleEffect(const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendParticleEffect(const AString & a_ParticleName, Vector3f a_Src, Vector3f a_Offset, float a_ParticleData, int a_ParticleAmount, std::array<int, 2> a_Data)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendPluginMessage(const AString & a_Channel, const AString & a_Message)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendSoundEffect(const AString & a_SoundName, double a_X, double a_Y, double a_Z, float a_Volume, float a_Pitch)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendStatistics(const cStatManager & a_Manager)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendTabCompletionResults(const AStringVector & a_Results)
+{
+	// TODO
+}
+
+
+
+
+
+void cProtocol_1_13::SendUpdateBlockEntity(cBlockEntity & a_BlockEntity)
+{
+	// TODO
+}
+
+
+
+
+
+bool cProtocol_1_13::ReadItem(cByteBuffer & a_ByteBuffer, cItem & a_Item, size_t a_KeepRemainingBytes)
+{
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEInt16, Int16, ItemType);
+	if (ItemType == -1)
+	{
+		// The item is empty, no more data follows
+		a_Item.Empty();
+		return true;
+	}
+	a_Item.m_ItemType = ItemType;
+
+	HANDLE_PACKET_READ(a_ByteBuffer, ReadBEInt8, Int8, ItemCount);
+	a_Item.m_ItemCount = ItemCount;
+	a_Item.m_ItemDamage = 0;  // o no, no more damage in 1.13
+	if (ItemCount <= 0)
+	{
+		a_Item.Empty();
+	}
+
+	AString Metadata;
+	if (!a_ByteBuffer.ReadString(Metadata, a_ByteBuffer.GetReadableSpace() - a_KeepRemainingBytes - 1) || (Metadata.size() == 0) || (Metadata[0] == 0))
+	{
+		// No metadata
+		return true;
+	}
+
+	ParseItemMetadata(a_Item, Metadata);
+	return true;
+}
+
+
+
+
+
+void cProtocol_1_13::WriteItem(cPacketizer & a_Pkt, const cItem & a_Item)
+{
+	short ItemType = a_Item.m_ItemType;
+	ASSERT(ItemType >= -1);  // Check validity of packets in debug runtime
+	if (ItemType <= 0)
+	{
+		// Fix, to make sure no invalid values are sent.
+		ItemType = -1;
+	}
+
+	if (a_Item.IsEmpty())
+	{
+		a_Pkt.WriteBEInt16(-1);
+		return;
+	}
+
+	// Normal item
+	// TODO: use new item ids
+	a_Pkt.WriteBEInt16(ItemType);
+	a_Pkt.WriteBEInt8(a_Item.m_ItemCount);
+
+	// TODO: NBT
+	a_Pkt.WriteBEInt8(0);
+}
+
+
+
+
+
+void cProtocol_1_13::WriteEntityMetadata(cPacketizer & a_Pkt, const cEntity & a_Entity)
+{
+	// TODO: Investigate
+}