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// Protocol16x.cpp
/*
Implements the 1.6.x protocol classes:
- cProtocol161
- release 1.6.1 protocol (#73)
- cProtocol162
- release 1.6.2 protocol (#74)
(others may be added later in the future for the 1.6 release series)
*/
#include "Globals.h"
#include "Protocol16x.h"
#include "../ClientHandle.h"
#include "../Entity.h"
#include "../Player.h"
#define HANDLE_PACKET_READ(Proc, Type, Var) \
Type Var; \
{ \
if (!m_ReceivedData.Proc(Var)) \
{ \
m_ReceivedData.CheckValid(); \
return PARSE_INCOMPLETE; \
} \
m_ReceivedData.CheckValid(); \
}
enum
{
PACKET_CHAT = 0x03,
PACKET_UPDATE_HEALTH = 0x08,
PACKET_STEER_VEHICLE = 0x1b,
PACKET_ATTACH_ENTITY = 0x27,
PACKET_ENTITY_PROPERTIES = 0x2c,
PACKET_WINDOW_OPEN = 0x64,
PACKET_PLAYER_ABILITIES = 0xca,
} ;
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cProtocol161:
cProtocol161::cProtocol161(cClientHandle * a_Client) :
super(a_Client)
{
}
void cProtocol161::SendAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_ATTACH_ENTITY);
WriteInt(a_Entity.GetUniqueID());
WriteInt((a_Vehicle == NULL) ? -1 : a_Vehicle->GetUniqueID());
WriteBool(false); // TODO: "Should use leash?" -> no
Flush();
}
void cProtocol161::SendChat(const AString & a_Message)
{
super::SendChat(Printf("{\"text\":\"%s\"}", EscapeString(a_Message).c_str()));
}
void cProtocol161::SendGameMode(eGameMode a_GameMode)
{
super::SendGameMode(a_GameMode);
SendPlayerMaxSpeed();
}
void cProtocol161::SendHealth(void)
{
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_UPDATE_HEALTH);
WriteFloat((float)m_Client->GetPlayer()->GetHealth());
WriteShort(m_Client->GetPlayer()->GetFoodLevel());
WriteFloat((float)m_Client->GetPlayer()->GetFoodSaturationLevel());
Flush();
}
void cProtocol161::SendPlayerMaxSpeed(void)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_ENTITY_PROPERTIES);
WriteInt(m_Client->GetPlayer()->GetUniqueID());
WriteInt(1);
WriteString("generic.movementSpeed");
WriteDouble(m_Client->GetPlayer()->GetMaxSpeed());
Flush();
}
void cProtocol161::SendRespawn(void)
{
// Besides sending the respawn, we need to also send the player max speed, otherwise the client reverts to super-fast
super::SendRespawn();
SendPlayerMaxSpeed();
}
void cProtocol161::SendWindowOpen(char a_WindowID, char a_WindowType, const AString & a_WindowTitle, char a_NumSlots)
{
if (a_WindowType < 0)
{
// Do not send for inventory windows
return;
}
cCSLock Lock(m_CSPacket);
WriteByte (PACKET_WINDOW_OPEN);
WriteByte (a_WindowID);
WriteByte (a_WindowType);
WriteString(a_WindowTitle);
WriteByte (a_NumSlots);
WriteByte (1); // Use title
if (a_WindowType == 11) // horse / donkey
{
WriteInt(0); // Unknown value sent only when window type is 11 (horse / donkey)
}
Flush();
}
int cProtocol161::ParseEntityAction(void)
{
HANDLE_PACKET_READ(ReadBEInt, int, EntityID);
HANDLE_PACKET_READ(ReadChar, char, ActionID);
HANDLE_PACKET_READ(ReadBEInt, int, UnknownHorseVal);
m_Client->HandleEntityAction(EntityID, ActionID);
return PARSE_OK;
}
int cProtocol161::ParsePlayerAbilities(void)
{
HANDLE_PACKET_READ(ReadByte, Byte, Flags);
HANDLE_PACKET_READ(ReadBEFloat, float, FlyingSpeed);
HANDLE_PACKET_READ(ReadBEFloat, float, WalkingSpeed);
// TODO: m_Client->HandlePlayerAbilities(...);
return PARSE_OK;
}
int cProtocol161::ParseSteerVehicle(void)
{
HANDLE_PACKET_READ(ReadBEFloat, float, Sideways);
HANDLE_PACKET_READ(ReadBEFloat, float, Forward);
HANDLE_PACKET_READ(ReadBool, bool, Jump);
HANDLE_PACKET_READ(ReadBool, bool, Unmount);
// TODO: m_Client->HandleSteerVehicle(...);
if (Unmount)
{
m_Client->HandleUnmount();
}
return PARSE_OK;
}
int cProtocol161::ParsePacket(unsigned char a_PacketType)
{
switch (a_PacketType)
{
case PACKET_STEER_VEHICLE: return ParseSteerVehicle();
default: return super::ParsePacket(a_PacketType);
}
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cProtocol162:
cProtocol162::cProtocol162(cClientHandle * a_Client) :
super(a_Client)
{
}
void cProtocol162::SendPlayerMaxSpeed(void)
{
cCSLock Lock(m_CSPacket);
WriteByte(PACKET_ENTITY_PROPERTIES);
WriteInt(m_Client->GetPlayer()->GetUniqueID());
WriteInt(1);
WriteString("generic.movementSpeed");
WriteDouble(m_Client->GetPlayer()->GetMaxSpeed());
WriteShort(0);
Flush();
}
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