void WorldSession::HandleMovementOpcodes(WorldPacket & recv_data)
{
Opcodes opcode = recv_data.GetOpcodeEnum();
recv_data.hexlike();
Unit *mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player *plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plMover && plMover->IsBeingTeleported())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* extract packet */
MovementInfo movementInfo;
ReadMovementInfo(recv_data, &movementInfo);
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
// prevent tampered movement data
if (movementInfo.guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.t_pos.GetPositionX() > 50 || movementInfo.t_pos.GetPositionY() > 50 || movementInfo.t_pos.GetPositionZ() > 50)
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if (!Voragine::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.t_pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.t_pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.t_pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.t_pos.GetOrientation()))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plMover && !plMover->GetTransport())
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just unmount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr->m_Transports.begin(); iter != sMapMgr->m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject *go = mover->GetMap()->GetGameObject(movementInfo.t_guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
}
else if (plMover && plMover->GetTransport()) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = NULL;
movementInfo.t_pos.Relocate(0.0f, 0.0f, 0.0f, 0.0f);
movementInfo.t_time = 0;
movementInfo.t_seat = -1;
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plMover && !plMover->isInFlight())
plMover->HandleFall(movementInfo);
if (plMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater(!plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
/*----------------------*/
/* process position-change */
WorldPacket data(SMSG_PLAYER_MOVE/*recv_data.GetOpcode()*/, recv_data.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (not sure why it is sometimes, but it is), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
return;
}
mover->SetPosition(movementInfo.pos);
if (plMover) // nothing is charmed, or player charmed
{
if (plMover->GetEmoteState() != 0 && opcode == MSG_MOVE_START_FORWARD && opcode != MSG_MOVE_SET_FACING &&
opcode != MSG_MOVE_START_TURN_LEFT && opcode != MSG_MOVE_START_TURN_RIGHT &&
opcode != MSG_MOVE_STOP_TURN)
plMover->SetEmoteState(0);
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
{
if (!(plMover->InBattleground()
&& plMover->GetBattleground()
&& plMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
// TODO: discard movement packets after the player is rooted
if (plMover->isAlive())
{
plMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// pl can be alive if GM/etc
if (!plMover->isAlive())
{
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
plMover->KillPlayer();
plMover->BuildPlayerRepop();
}
}
// cancel the death timer here if started
plMover->RepopAtGraveyard();
}
}
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket& recvData)
{
uint16 opcode = recvData.GetOpcode();
Unit* mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player* plrMover = mover->ToPlayer();
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plrMover && plrMover->IsBeingTeleported())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
recvData.readPackGUID(guid);
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.rfinish(); // prevent warnings spam
// prevent tampered movement data
if (guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.transport.pos.GetPositionX() > 50 || movementInfo.transport.pos.GetPositionY() > 50 || movementInfo.transport.pos.GetPositionZ() > 50)
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
{
recvData.rfinish(); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plrMover)
{
if (!plrMover->GetTransport())
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just dismount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr->m_Transports.begin(); iter != sMapMgr->m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.transport.guid)
{
plrMover->m_transport = *iter;
(*iter)->AddPassenger(plrMover);
break;
}
}
}
else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
{
bool foundNewTransport = false;
plrMover->m_transport->RemovePassenger(plrMover);
for (MapManager::TransportSet::const_iterator iter = sMapMgr->m_Transports.begin(); iter != sMapMgr->m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.transport.guid)
{
foundNewTransport = true;
plrMover->m_transport = *iter;
(*iter)->AddPassenger(plrMover);
break;
}
}
if (!foundNewTransport)
{
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject* go = mover->GetMap()->GetGameObject(movementInfo.transport.guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
}
else if (plrMover && plrMover->GetTransport()) // if we were on a transport, leave
{
plrMover->m_transport->RemovePassenger(plrMover);
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plrMover && !plrMover->IsInFlight())
plrMover->HandleFall(movementInfo);
if (plrMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plrMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plrMover->SetInWater(!plrMover->IsInWater() || plrMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
if (plrMover)
sAnticheatMgr->StartHackDetection(plrMover, movementInfo, opcode);
/*----------------------*/
/* process position-change */
WorldPacket data(opcode, recvData.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (not sure why it is sometimes, but it is), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
return;
}
mover->UpdatePosition(movementInfo.pos);
if (plrMover) // nothing is charmed, or player charmed
{
plrMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
{
if (!(plrMover->GetBattleground() && plrMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
/// @todo discard movement packets after the player is rooted
if (plrMover->IsAlive())
{
plrMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// player can be alive if GM/etc
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
if (!plrMover->IsAlive())
plrMover->KillPlayer();
}
}
}
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket & recvData)
{
uint16 opcode = recvData.GetOpcode();
Unit* mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player* plrMover = mover->ToPlayer();
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plrMover && plrMover->IsBeingTeleported())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
recvData.readPackGUID(guid);
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.rfinish(); // prevent warnings spam
// pussywizard: typical check for incomming movement packets
if (!mover || !mover->IsInWorld() || mover->IsDuringRemoveFromWorld() || guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// T_POS ON VEHICLES!
if (mover->GetVehicle())
movementInfo.transport.pos = mover->m_movementInfo.transport.pos;
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.transport.pos.GetPositionX() > 75.0f || movementInfo.transport.pos.GetPositionY() > 75.0f || movementInfo.transport.pos.GetPositionZ() > 75.0f ||
movementInfo.transport.pos.GetPositionX() < -75.0f || movementInfo.transport.pos.GetPositionY() < -75.0f || movementInfo.transport.pos.GetPositionZ() < -75.0f)
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
{
recvData.rfinish(); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plrMover)
{
if (!plrMover->GetTransport())
{
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
{
plrMover->m_transport = transport;
transport->AddPassenger(plrMover);
}
}
else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
{
bool foundNewTransport = false;
plrMover->m_transport->RemovePassenger(plrMover);
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
{
foundNewTransport = true;
plrMover->m_transport = transport;
transport->AddPassenger(plrMover);
}
if (!foundNewTransport)
{
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
else if (plrMover && plrMover->GetTransport()) // if we were on a transport, leave
{
plrMover->m_transport->RemovePassenger(plrMover);
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
if (plrMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plrMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plrMover->SetInWater(!plrMover->IsInWater() || plrMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
// Dont allow to turn on walking if charming other player
if (mover->GetGUID() != _player->GetGUID())
movementInfo.flags &= ~MOVEMENTFLAG_WALKING;
uint32 mstime = World::GetGameTimeMS();
/*----------------------*/
if(m_clientTimeDelay == 0)
m_clientTimeDelay = mstime > movementInfo.time ? std::min(mstime - movementInfo.time, (uint32)100) : 0;
// Xinef: do not allow to move with UNIT_FLAG_DISABLE_MOVE
if (mover->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_DISABLE_MOVE))
{
// Xinef: skip moving packets
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_MASK_MOVING))
return;
movementInfo.pos.Relocate(mover->GetPositionX(), mover->GetPositionY(), mover->GetPositionZ());
if (mover->GetTypeId() == TYPEID_UNIT)
{
movementInfo.transport.guid = mover->m_movementInfo.transport.guid;
movementInfo.transport.pos.Relocate(mover->m_movementInfo.transport.pos.GetPositionX(), mover->m_movementInfo.transport.pos.GetPositionY(), mover->m_movementInfo.transport.pos.GetPositionZ());
movementInfo.transport.seat = mover->m_movementInfo.transport.seat;
}
}
/* process position-change */
WorldPacket data(opcode, recvData.size());
//movementInfo.time = movementInfo.time + m_clientTimeDelay + MOVEMENT_PACKET_TIME_DELAY;
movementInfo.time = mstime; // pussywizard: set to time of relocation (server time), constant addition may smoothen movement clientside, but client sees target on different position than the real serverside position
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (pussywizard: only one packet when entering vehicle), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
mover->UpdatePosition(movementInfo.pos);
return;
}
// pussywizard: previously always mover->UpdatePosition(movementInfo.pos);
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT && mover->GetTransport())
{
float x, y, z, o;
movementInfo.transport.pos.GetPosition(x, y, z, o);
mover->GetTransport()->CalculatePassengerPosition(x, y, z, &o);
mover->UpdatePosition(x, y, z, o);
}
else
mover->UpdatePosition(movementInfo.pos);
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
// Xinef: moved it here, previously StopMoving function called when player died relocated him to last saved coordinates (which were in air)
if (opcode == MSG_MOVE_FALL_LAND && plrMover && !plrMover->IsInFlight() && (!plrMover->GetTransport() || plrMover->GetTransport()->IsStaticTransport()))
plrMover->HandleFall(movementInfo);
// Xinef: interrupt parachutes upon falling or landing in water
if (opcode == MSG_MOVE_FALL_LAND || opcode == MSG_MOVE_START_SWIM)
mover->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_LANDING); // Parachutes
if (plrMover) // nothing is charmed, or player charmed
{
if (plrMover->IsSitState() && (movementInfo.flags & (MOVEMENTFLAG_MASK_MOVING | MOVEMENTFLAG_MASK_TURNING)))
plrMover->SetStandState(UNIT_STAND_STATE_STAND);
plrMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
if (!plrMover->GetBattleground() || !plrMover->GetBattleground()->HandlePlayerUnderMap(_player))
{
if (plrMover->IsAlive())
{
plrMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// player can be alive if GM
if (plrMover->IsAlive())
plrMover->KillPlayer();
}
plrMover->StopMovingOnCurrentPos(); // pussywizard: moving corpse can't release spirit
}
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket& recvData)
{
uint16 opcode = recvData.GetOpcode();
Unit* mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player* plrMover = mover->ToPlayer();
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plrMover && plrMover->IsBeingTeleported())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* extract packet */
ObjectGuid guid;
recvData >> guid.ReadAsPacked();
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.rfinish(); // prevent warnings spam
// prevent tampered movement data
if (guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.transport.pos.GetPositionX() > 50 || movementInfo.transport.pos.GetPositionY() > 50 || movementInfo.transport.pos.GetPositionZ() > 50)
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
{
recvData.rfinish(); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plrMover)
{
if (!plrMover->GetTransport())
{
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
transport->AddPassenger(plrMover);
}
else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
{
plrMover->GetTransport()->RemovePassenger(plrMover);
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
transport->AddPassenger(plrMover);
else
movementInfo.transport.Reset();
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject* go = mover->GetMap()->GetGameObject(movementInfo.transport.guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.RemoveMovementFlag(MOVEMENTFLAG_ONTRANSPORT);
}
}
else if (plrMover && plrMover->GetTransport()) // if we were on a transport, leave
{
plrMover->GetTransport()->RemovePassenger(plrMover);
movementInfo.transport.Reset();
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plrMover && !plrMover->IsInFlight())
plrMover->HandleFall(movementInfo);
if (plrMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plrMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plrMover->SetInWater(!plrMover->IsInWater() || plrMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
if (plrMover)
sAnticheatMgr->StartHackDetection(plrMover, movementInfo, opcode);
uint32 mstime = getMSTime();
/*----------------------*/
if (m_clientTimeDelay == 0)
m_clientTimeDelay = mstime - movementInfo.time;
/* process position-change */
WorldPacket data(opcode, recvData.size());
movementInfo.time = movementInfo.time + m_clientTimeDelay + MOVEMENT_PACKET_TIME_DELAY;
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// Some vehicles allow the passenger to turn by himself
if (Vehicle* vehicle = mover->GetVehicle())
{
if (VehicleSeatEntry const* seat = vehicle->GetSeatForPassenger(mover))
{
if (seat->m_flags & VEHICLE_SEAT_FLAG_ALLOW_TURNING)
{
if (movementInfo.pos.GetOrientation() != mover->GetOrientation())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
mover->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_TURNING);
}
}
}
return;
}
mover->UpdatePosition(movementInfo.pos);
if (plrMover) // nothing is charmed, or player charmed
{
if (plrMover->IsSitState() && (movementInfo.flags & (MOVEMENTFLAG_MASK_MOVING | MOVEMENTFLAG_MASK_TURNING)))
plrMover->SetStandState(UNIT_STAND_STATE_STAND);
plrMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
{
if (!(plrMover->GetBattleground() && plrMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
/// @todo discard movement packets after the player is rooted
if (plrMover->IsAlive())
{
plrMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// player can be alive if GM/etc
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
if (!plrMover->IsAlive())
plrMover->KillPlayer();
}
}
}
}
}
void WorldSession::HandleMovementOpcodes( WorldPacket & recv_data )
{
uint32 opcode = recv_data.GetOpcode();
sLog.outDebug("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
recv_data.hexlike();
Unit *mover = _player->m_mover;
Player *plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if(plMover && plMover->IsBeingTeleported())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
if(!recv_data.readPackGUID(guid))
return;
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recv_data, &movementInfo);
/*----------------*/
if(!(movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT) && _player->GetVehicleGUID())
{
if(mover->GetGUID() == _player->GetGUID())
{
return;
}
}
// we sent a movement packet with MOVEMENTFLAG_ONTRANSPORT and we are on vehicle
// this can be moving on vehicle or entering another transport (eg. boat)
if((movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT) && _player->GetVehicleGUID())
{
// we are controlling that vehicle
if(mover->GetGUID() == _player->GetVehicleGUID())
{
// we sent movement packet, related to movement ON vehicle,
// but not WITH vehicle, so mover = player
if(_player->GetVehicleGUID() == movementInfo.t_guid)
{
// this is required to avoid client crash, otherwise it will result
// in moving with vehicle on the same vehicle and that = crash
mover = _player;
plMover = _player;
}
}
if(_player->GetVehicleGUID() == movementInfo.t_guid)
{
_player->m_SeatData.OffsetX = movementInfo.t_x;
_player->m_SeatData.OffsetY = movementInfo.t_y;
_player->m_SeatData.OffsetZ = movementInfo.t_z;
_player->m_SeatData.Orientation = movementInfo.t_o;
}
}
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
if (!MaNGOS::IsValidMapCoord(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT) && !mover->GetVehicleGUID())
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if( movementInfo.t_x > 50 || movementInfo.t_y > 50 || movementInfo.t_z > 50 )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if( !MaNGOS::IsValidMapCoord(movementInfo.x+movementInfo.t_x, movementInfo.y + movementInfo.t_y,
movementInfo.z + movementInfo.t_z, movementInfo.o + movementInfo.t_o) )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plMover && !plMover->m_transport)
{
float trans_rad = movementInfo.t_x*movementInfo.t_x + movementInfo.t_y*movementInfo.t_y + movementInfo.t_z*movementInfo.t_z;
if (trans_rad > 3600.0f) // transport radius = 60 yards //cheater with on_transport_flag
{
return;
}
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just unmount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr.m_Transports.begin(); iter != sMapMgr.m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
}
else if (plMover && plMover->m_transport) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = NULL;
movementInfo.t_x = 0.0f;
movementInfo.t_y = 0.0f;
movementInfo.t_z = 0.0f;
movementInfo.t_o = 0.0f;
movementInfo.t_time = 0;
movementInfo.t_seat = -1;
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plMover && !plMover->isInFlight())
plMover->HandleFall(movementInfo);
if (plMover && (movementInfo.HasMovementFlag(MOVEMENTFLAG_SWIMMING) != plMover->IsInWater()))
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater( !plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z) );
if(plMover->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z-7.0f))
{
plMover->m_anti_BeginFallZ=INVALID_HEIGHT;
}
}
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_SWIMMING))
{
if(mover->GetTypeId() == TYPEID_UNIT)
{
if(((Creature*)mover)->isVehicle() && !((Creature*)mover)->canSwim())
{
// NOTE : we should enter evade mode here, but...
((Vehicle*)mover)->SetSpawnDuration(1);
}
}
}
// ---- anti-cheat features -->>>
uint32 Anti_TeleTimeDiff=plMover ? time(NULL) - plMover->Anti__GetLastTeleTime() : time(NULL);
static const uint32 Anti_TeleTimeIgnoreDiff=sWorld.GetMvAnticheatIgnoreAfterTeleport();
if (plMover && (plMover->m_transport == 0) && sWorld.GetMvAnticheatEnable() &&
GetPlayer()->GetSession()->GetSecurity() <= sWorld.GetMvAnticheatGmLevel() &&
GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType()!=FLIGHT_MOTION_TYPE &&
Anti_TeleTimeDiff>Anti_TeleTimeIgnoreDiff)
{
const uint32 CurTime=getMSTime();
if(getMSTimeDiff(GetPlayer()->m_anti_lastalarmtime,CurTime) > sWorld.GetMvAnticheatAlarmPeriod())
{
GetPlayer()->m_anti_alarmcount = 0;
}
/* I really don't care about movement-type yet (todo)
UnitMoveType move_type;
if (movementInfo.flags & MOVEMENTFLAG_FLYING) move_type = MOVE_FLY;
else if (movementInfo.flags & MOVEMENTFLAG_SWIMMING) move_type = MOVE_SWIM;
else if (movementInfo.flags & MOVEMENTFLAG_WALK_MODE) move_type = MOVE_WALK;
else move_type = MOVE_RUN;*/
float delta_x = GetPlayer()->GetPositionX() - movementInfo.x;
float delta_y = GetPlayer()->GetPositionY() - movementInfo.y;
float delta_z = GetPlayer()->GetPositionZ() - movementInfo.z;
float delta = sqrt(delta_x * delta_x + delta_y * delta_y); // Len of movement-vector via Pythagoras (a^2+b^2=Len^2)
float tg_z = 0.0f; //tangens
float delta_t = getMSTimeDiff(GetPlayer()->m_anti_lastmovetime,CurTime);
GetPlayer()->m_anti_lastmovetime = CurTime;
GetPlayer()->m_anti_MovedLen += delta;
if(delta_t > 15000.0f)
{ delta_t = 15000.0f; }
// Tangens of walking angel
/*if (!(movementInfo.flags & (MOVEMENTFLAG_FLYING | MOVEMENTFLAG_SWIMMING)))
{
//Mount hack detection currently disabled
tg_z = ((delta !=0.0f) && (delta_z > 0.0f)) ? (atan((delta_z*delta_z) / delta) * 180.0f / M_PI) : 0.0f;
}*/
//antiOFF fall-damage, MOVEMENTFLAG_UNK4 seted by client if player try movement when falling and unset in this case the MOVEMENTFLAG_FALLING flag.
if((GetPlayer()->m_anti_BeginFallZ == INVALID_HEIGHT) &&
(movementInfo.flags & (MOVEMENTFLAG_FALLING | MOVEMENTFLAG_UNK4)) != 0)
{
GetPlayer()->m_anti_BeginFallZ=(float)(movementInfo.z);
}
if(GetPlayer()->m_anti_NextLenCheck <= CurTime)
{
// Check every 500ms is a lot more advisable then 1000ms, because normal movment packet arrives every 500ms
uint32 OldNextLenCheck=GetPlayer()->m_anti_NextLenCheck;
float delta_xyt=GetPlayer()->m_anti_MovedLen/(float)(getMSTimeDiff(OldNextLenCheck-500,CurTime));
GetPlayer()->m_anti_NextLenCheck = CurTime+500;
GetPlayer()->m_anti_MovedLen = 0.0f;
static const float MaxDeltaXYT = sWorld.GetMvAnticheatMaxXYT();
#ifdef __ANTI_DEBUG__
SendAreaTriggerMessage("XYT: %f ; Flags: %s",delta_xyt,FlagsToStr(movementInfo.flags).c_str());
#endif //__ANTI_DEBUG__
if(delta_xyt > MaxDeltaXYT && delta<=100.0f && GetPlayer()->GetZoneId() != 2257)
{
Anti__CheatOccurred(CurTime,"Speed hack",delta_xyt,LookupOpcodeName(opcode),
(float)(GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType()),
(float)(getMSTimeDiff(OldNextLenCheck-500,CurTime)),&movementInfo);
}
}
if(delta > 100.0f && GetPlayer()->GetZoneId() != 2257)
{
Anti__ReportCheat("Tele hack",delta,LookupOpcodeName(opcode));
}
// Check for waterwalking
if(((movementInfo.flags & MOVEMENTFLAG_WATERWALKING) != 0) &&
((movementInfo.flags ^ MOVEMENTFLAG_WATERWALKING) != 0) && // Client sometimes set waterwalk where it shouldn't do that...
((movementInfo.flags & MOVEMENTFLAG_JUMPING) == 0) &&
GetPlayer()->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z-6.0f) &&
!(GetPlayer()->HasAuraType(SPELL_AURA_WATER_WALK) || GetPlayer()->HasAuraType(SPELL_AURA_GHOST)))
{
Anti__CheatOccurred(CurTime,"Water walking",0.0f,NULL,0.0f,(uint32)(movementInfo.flags));
}
// Check for walking upwards a mountain while not beeing able to do that
/*if ((tg_z > 85.0f))
{
Anti__CheatOccurred(CurTime,"Mount hack",tg_z,NULL,delta,delta_z);
}
*/
static const float DIFF_OVERGROUND = 10.0f;
float Anti__GroundZ = GetPlayer()->GetMap()->GetHeight(GetPlayer()->GetPositionX(),GetPlayer()->GetPositionY(),MAX_HEIGHT);
float Anti__FloorZ = GetPlayer()->GetMap()->GetHeight(GetPlayer()->GetPositionX(),GetPlayer()->GetPositionY(),GetPlayer()->GetPositionZ());
float Anti__MapZ = ((Anti__FloorZ <= (INVALID_HEIGHT+5.0f)) ? Anti__GroundZ : Anti__FloorZ) + DIFF_OVERGROUND;
if(!GetPlayer()->CanFly() &&
!GetPlayer()->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z-7.0f) &&
Anti__MapZ < GetPlayer()->GetPositionZ() && Anti__MapZ > (INVALID_HEIGHT+DIFF_OVERGROUND + 5.0f))
{
static const float DIFF_AIRJUMP=25.0f; // 25 is realy high, but to many false positives...
// Air-Jump-Detection definitively needs a better way to be detected...
if((movementInfo.flags & (MOVEMENTFLAG_CAN_FLY | MOVEMENTFLAG_FLYING | MOVEMENTFLAG_FLYING2)) != 0) // Fly Hack
{
Anti__CheatOccurred(CurTime,"Fly hack",
((uint8)(GetPlayer()->HasAuraType(SPELL_AURA_FLY))) +
((uint8)(GetPlayer()->HasAuraType(SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED))*2),
NULL,GetPlayer()->GetPositionZ()-Anti__MapZ);
}
/* Need a better way to do that - currently a lot of fake alarms
else if((Anti__MapZ+DIFF_AIRJUMP < GetPlayer()->GetPositionZ() &&
(movementInfo.flags & (MOVEMENTFLAG_FALLING | MOVEMENTFLAG_UNK4))==0) ||
(Anti__MapZ < GetPlayer()->GetPositionZ() &&
opcode==MSG_MOVE_JUMP))
{
Anti__CheatOccurred(CurTime,"Possible Air Jump Hack",
0.0f,LookupOpcodeName(opcode),0.0f,movementInfo.flags,&movementInfo);
}*/
}
/*
if(Anti__FloorZ < -199900.0f && Anti__GroundZ >= -199900.0f &&
GetPlayer()->GetPositionZ()+5.0f < Anti__GroundZ)
{
Anti__CheatOccurred(CurTime,"Teleport2Plane hack",
GetPlayer()->GetPositionZ(),NULL,Anti__GroundZ);
}*/
}
// <<---- anti-cheat features
/* process position-change */
WorldPacket data(opcode, recv_data.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
GetPlayer()->SendMessageToSet(&data, false);
if(plMover) // nothing is charmed, or player charmed
{
plMover->m_movementInfo = movementInfo;
plMover->SetPosition(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if(plMover->isMovingOrTurning())
plMover->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
if(movementInfo.z < -500.0f)
{
if(plMover->InBattleGround()
&& plMover->GetBattleGround()
&& plMover->GetBattleGround()->HandlePlayerUnderMap(_player))
{
// do nothing, the handle already did if returned true
}
else
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
// TODO: discard movement packets after the player is rooted
if(plMover->isAlive())
{
plMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// pl can be alive if GM/etc
if(!plMover->isAlive())
{
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
plMover->KillPlayer();
plMover->BuildPlayerRepop();
}
}
// cancel the death timer here if started
plMover->RepopAtGraveyard();
}
}
}
else // creature charmed
{
if(mover->IsInWorld())
{
mover->GetMap()->CreatureRelocation((Creature*)mover, movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
if(((Creature*)mover)->isVehicle())
((Vehicle*)mover)->RellocatePassengers(mover->GetMap());
}
}
}
void WorldSession::HandleMovementOpcodes( WorldPacket & recv_data )
{
uint32 opcode = recv_data.GetOpcode();
sLog.outDebug("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
recv_data.hexlike();
Unit *mover = _player->m_mover;
Player *plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if(plMover && plMover->IsBeingTeleported())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
if(!recv_data.readPackGUID(guid))
return;
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recv_data, &movementInfo);
/*----------------*/
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
if (!MaNGOS::IsValidMapCoord(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if( movementInfo.t_x > 50 || movementInfo.t_y > 50 || movementInfo.t_z > 50 )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if( !MaNGOS::IsValidMapCoord(movementInfo.x+movementInfo.t_x, movementInfo.y + movementInfo.t_y,
movementInfo.z + movementInfo.t_z, movementInfo.o + movementInfo.t_o) )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plMover && !plMover->m_transport)
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just unmount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr.m_Transports.begin(); iter != sMapMgr.m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
}
else if (plMover && plMover->m_transport) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = NULL;
movementInfo.t_x = 0.0f;
movementInfo.t_y = 0.0f;
movementInfo.t_z = 0.0f;
movementInfo.t_o = 0.0f;
movementInfo.t_time = 0;
movementInfo.t_seat = -1;
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plMover && !plMover->isInFlight())
plMover->HandleFall(movementInfo);
if (plMover && (movementInfo.HasMovementFlag(MOVEMENTFLAG_SWIMMING) != plMover->IsInWater()))
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater( !plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z) );
}
/*----------------------*/
/* process position-change */
WorldPacket data(opcode, recv_data.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
GetPlayer()->SendMessageToSet(&data, false);
if(plMover) // nothing is charmed, or player charmed
{
plMover->SetPosition(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
plMover->m_movementInfo = movementInfo;
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if(plMover->isMovingOrTurning())
plMover->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
if(movementInfo.z < -500.0f)
{
if(plMover->InBattleGround()
&& plMover->GetBattleGround()
&& plMover->GetBattleGround()->HandlePlayerUnderMap(_player))
{
// do nothing, the handle already did if returned true
}
else
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
// TODO: discard movement packets after the player is rooted
if(plMover->isAlive())
{
plMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// pl can be alive if GM/etc
if(!plMover->isAlive())
{
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
plMover->KillPlayer();
plMover->BuildPlayerRepop();
}
}
// cancel the death timer here if started
plMover->RepopAtGraveyard();
}
}
}
else // creature charmed
{
if(mover->IsInWorld())
mover->GetMap()->CreatureRelocation((Creature*)mover, movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket & recv_data)
{
uint16 opcode = recv_data.GetOpcode();
recv_data.hexlike();
Unit *mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player *plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plMover && plMover->IsBeingTeleported())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
recv_data.readPackGUID(guid);
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recv_data, &movementInfo);
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
// prevent tampered movement data
if (guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.t_pos.GetPositionX() > 50 || movementInfo.t_pos.GetPositionY() > 50 || movementInfo.t_pos.GetPositionZ() > 50)
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.t_pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.t_pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.t_pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.t_pos.GetOrientation()))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plMover && !plMover->GetTransport())
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just unmount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr.m_Transports.begin(); iter != sMapMgr.m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject *go = mover->GetMap()->GetGameObject(movementInfo.t_guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
}
else if (plMover && plMover->GetTransport()) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = NULL;
movementInfo.t_pos.Relocate(0.0f, 0.0f, 0.0f, 0.0f);
movementInfo.t_time = 0;
movementInfo.t_seat = -1;
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plMover && !plMover->isInFlight())
plMover->HandleFall(movementInfo);
if (plMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater(!plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
/*----------------------*/
// ANTICHEAT CHECKS
if (sWorld.getBoolConfig(CONFIG_ANTICHEAT_ENABLE))
{
/*********************/
/* Exceptions:
In Flight
On Transport
Being Teleported
Can't free move
Is GameMaster
**********************/
// preventing escape from JAIL! MUAHAHHAHA
if (plMover && plMover->GetAreaId() == 876 && !plMover->isGameMaster())
{
if (plMover->GetBaseMap()->GetAreaId(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()) != 876)
{
plMover->TeleportTo(1,16226.5f,16403.6f,-64.5f,3.2f);
return;
}
}
if (plMover && !plMover->isInFlight() && !plMover->GetTransport() && !plMover->IsBeingTeleported() && plMover->CanFreeMove() && !plMover->isGameMaster())
{
// speed hack detection called!
plMover->SpeedHackDetection(plMover->GetLastPacket(), movementInfo,opcode, plMover->GetLastSpeedRate());
if (plMover->isAlive())
plMover->WalkOnWaterHackDetection(plMover->GetLastPacket(),movementInfo);
// fly hack detection called!
plMover->FlyHackDetection(plMover->GetLastPacket(),movementInfo);
}
// save packet time for next control.
if (plMover)
{
uint8 uiMoveType = 0;
if (plMover->IsFlying())
uiMoveType = MOVE_FLIGHT;
else if (plMover->IsUnderWater())
uiMoveType = MOVE_SWIM;
else
uiMoveType = MOVE_RUN;
plMover->SaveLastPacket(movementInfo);
plMover->SetLastSpeedRate(plMover->GetSpeedRate(UnitMoveType(uiMoveType)));//plMover->GetSpeed(UnitMoveType(uiMoveType)));//Rate(UnitMoveType(uiMoveType)));
plMover->SetLastOpcode(opcode);
}
}
/* process position-change */
WorldPacket data(opcode, recv_data.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (not sure why it is sometimes, but it is), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
return;
}
mover->SetPosition(movementInfo.pos);
if (plMover) // nothing is charmed, or player charmed
{
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
{
if (!(plMover->InBattleground()
&& plMover->GetBattleground()
&& plMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
// TODO: discard movement packets after the player is rooted
if (plMover->isAlive())
{
plMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// pl can be alive if GM/etc
if (!plMover->isAlive())
{
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
plMover->KillPlayer();
plMover->BuildPlayerRepop();
}
}
// cancel the death timer here if started
plMover->RepopAtGraveyard();
}
}
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket& recvData)
{
uint16 opcode = recvData.GetOpcode();
Unit* mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player* plrMover = mover->ToPlayer();
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plrMover && plrMover->IsBeingTeleported())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
recvData.readPackGUID(guid);
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.rfinish(); // prevent warnings spam
// prevent tampered movement data
if (guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recvData.rfinish(); // prevent warnings spam
return;
}
// Tempfix for Drink Exploit (Thx jetwanx)
if (mover->IsSitState() && movementInfo.GetMovementFlags() & (MOVEMENTFLAG_MASK_MOVING | MOVEMENTFLAG_MASK_TURNING))
mover->SetStandState(UNIT_STAND_STATE_STAND);
/* handle special cases */
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.transport.pos.GetPositionX() > 50 || movementInfo.transport.pos.GetPositionY() > 50 || movementInfo.transport.pos.GetPositionZ() > 50)
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
{
recvData.rfinish(); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plrMover)
{
if (!plrMover->GetTransport())
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just dismount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr->m_Transports.begin(); iter != sMapMgr->m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.transport.guid)
{
plrMover->m_transport = *iter;
(*iter)->AddPassenger(plrMover);
break;
}
}
}
else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
{
bool foundNewTransport = false;
plrMover->m_transport->RemovePassenger(plrMover);
for (MapManager::TransportSet::const_iterator iter = sMapMgr->m_Transports.begin(); iter != sMapMgr->m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.transport.guid)
{
foundNewTransport = true;
plrMover->m_transport = *iter;
(*iter)->AddPassenger(plrMover);
break;
}
}
if (!foundNewTransport)
{
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject* go = mover->GetMap()->GetGameObject(movementInfo.transport.guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
}
else if (plrMover && plrMover->GetTransport()) // if we were on a transport, leave
{
plrMover->m_transport->RemovePassenger(plrMover);
plrMover->m_transport = NULL;
movementInfo.transport.Reset();
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plrMover && !plrMover->IsInFlight())
plrMover->HandleFall(movementInfo);
if (plrMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plrMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plrMover->SetInWater(!plrMover->IsInWater() || plrMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
/*----------------------*/
/* process position-change */
WorldPacket data(opcode, recvData.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (not sure why it is sometimes, but it is), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
return;
}
mover->UpdatePosition(movementInfo.pos);
if (plrMover) // nothing is charmed, or player charmed
{
plrMover->UpdateFallInformationIfNeed(movementInfo, opcode);
float underMapValueZ;
switch (plrMover->GetMapId())
{
case 617: underMapValueZ = 3.0f; break; // Dalaran Sewers
case 618: underMapValueZ = 28.0f; break; // Ring of Valor
case 562: underMapValueZ = -10.0f; break; // Blade Edge Arena
case 559: underMapValueZ = -18.0f; break; // Nagrand arena
case 572: underMapValueZ = 28.0f; break; // Lordearon
case 571: underMapValueZ = -400.0f; break; // Northrend
default: underMapValueZ = -500.0f; break;
}
if (movementInfo.pos.GetPositionZ() < underMapValueZ)
{
if (underMapValueZ != -500) // For Custom Arena Zone
{
// Hackfix for ArenaUnderZ -> Teleport WHY TRINITY BREAK IT!
if (plrMover->GetMapId() == 572) // Lordaeron Arena
plrMover->TeleportTo(572, 1286.14868f, 1667.32f, 41.0f, 1.6f); //
if (plrMover->GetMapId() == 559) // Nagrand Arena
plrMover->TeleportTo(559, 4052.79868f, 2926.32f, 16.0f, 1.6f);
if (plrMover->GetMapId() == 562) // Blade Edge arena 6237.797363 261.146088 2 0.7
plrMover->TeleportTo(562, 6237.79768f, 261.142f, 2.0f, 4.0f);
if (plrMover->GetMapId() == 617) // Dalaran Arena 1292.31384 790.40667 8
plrMover->TeleportTo(617, 1292.34868f, 790.40f, 8.5f, 1.6f);
}
else if (!(plrMover->GetBattleground() && plrMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
/// @todo discard movement packets after the player is rooted
if (plrMover->IsAlive())
{
plrMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// player can be alive if GM/etc
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
if (!plrMover->IsAlive())
plrMover->KillPlayer();
}
}
}
}
}
void WorldSession::HandleMovementOpcodes(WorldPacket & recv_data)
{
uint16 opcode = recv_data.GetOpcode();
//sLog.outDebug("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
recv_data.hexlike();
Unit *mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player *plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plMover && plMover->IsBeingTeleported())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* extract packet */
uint64 guid;
recv_data.readPackGUID(guid);
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recv_data, &movementInfo);
/*----------------*/
/* if (recv_data.size() != recv_data.rpos())
{
sLog.outError("MovementHandler: player %s (guid %d, account %u) sent a packet (opcode %u) that is " SIZEFMTD " bytes larger than it should be. Kicked as cheater.", _player->GetName(), _player->GetGUIDLow(), _player->GetSession()->GetAccountId(), recv_data.GetOpcode(), recv_data.size() - recv_data.rpos());
KickPlayer();*/
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
/* return;
}*/
if (!movementInfo.pos.IsPositionValid())
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.flags & MOVEMENTFLAG_ONTRANSPORT)
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.t_pos.GetPositionX() > 50 || movementInfo.t_pos.GetPositionY() > 50 || movementInfo.t_pos.GetPositionZ() > 50)
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.t_pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.t_pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.t_pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.t_pos.GetOrientation()))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plMover && !plMover->GetTransport())
{
// elevators also cause the client to send MOVEMENTFLAG_ONTRANSPORT - just unmount if the guid can be found in the transport list
for (MapManager::TransportSet::const_iterator iter = sMapMgr.m_Transports.begin(); iter != sMapMgr.m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
if (!mover->GetTransport() && !mover->GetVehicle())
{
GameObject *go = mover->GetMap()->GetGameObject(movementInfo.t_guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.flags &= ~MOVEMENTFLAG_ONTRANSPORT;
}
}
else if (plMover && plMover->GetTransport()) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = NULL;
movementInfo.t_pos.Relocate(0.0f, 0.0f, 0.0f, 0.0f);
movementInfo.t_time = 0;
movementInfo.t_seat = -1;
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plMover && !plMover->isInFlight())
plMover->HandleFall(movementInfo);
if (plMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater(!plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
/*----------------------*/
/* process position-change */
WorldPacket data(opcode, recv_data.size());
movementInfo.time = getMSTime();
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// this is almost never true (not sure why it is sometimes, but it is), normally use mover->IsVehicle()
if (mover->GetVehicle())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
return;
}
mover->SetPosition(movementInfo.pos);
if (plMover) // nothing is charmed, or player charmed
{
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
if (movementInfo.pos.GetPositionZ() < -500.0f)
{
if (plMover->InBattleground()
&& plMover->GetBattleground()
&& plMover->GetBattleground()->HandlePlayerUnderMap(_player))
{
// do nothing, the handle already did if returned true
}
else
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
// TODO: discard movement packets after the player is rooted
if (plMover->isAlive())
{
plMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// pl can be alive if GM/etc
if (!plMover->isAlive())
{
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
plMover->KillPlayer();
plMover->BuildPlayerRepop();
}
}
// cancel the death timer here if started
plMover->RepopAtGraveyard();
}
}
}
/*else // creature charmed
{
if (mover->canFly())
{
bool flying = mover->IsFlying();
if (flying != ((mover->GetByteValue(UNIT_FIELD_BYTES_1, 3) & 0x02) ? true : false))
mover->SetFlying(flying);
}
}*/
//sLog.outString("Receive Movement Packet %s:", opcodeTable[recv_data.GetOpcode()]);
//mover->OutMovementInfo();
}
void WorldSession::HandleMovementOpcodes(WorldPacket & recvData)
{
uint16 opcode = recvData.GetOpcode();
Unit* mover = _player->m_mover;
ASSERT(mover != NULL); // there must always be a mover
Player* plrMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : NULL;
Vehicle* vehMover = mover->GetVehicleKit();
if (vehMover)
if (mover->HasFlag(UNIT_FIELD_FLAGS, UNIT_FLAG_PLAYER_CONTROLLED))
if (Unit* charmer = mover->GetCharmer())
if (charmer->GetTypeId() == TYPEID_PLAYER)
plrMover = (Player*)charmer;
// ignore, waiting processing in WorldSession::HandleMoveWorldportAckOpcode and WorldSession::HandleMoveTeleportAck
if (plrMover && plrMover->IsBeingTeleported())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* extract packet */
ObjectGuid guid;
recvData >> guid.ReadAsPacked();
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.rfinish(); // prevent warnings spam
// prevent tampered movement data
if (guid != mover->GetGUID())
return;
if (!movementInfo.pos.IsPositionValid())
{
recvData.rfinish(); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEMENTFLAG_ONTRANSPORT))
{
// transports size limited
// (also received at zeppelin leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if (movementInfo.transport.pos.GetPositionX() > 50 || movementInfo.transport.pos.GetPositionY() > 50 || movementInfo.transport.pos.GetPositionZ() > 50)
{
recvData.rfinish(); // prevent warnings spam
return;
}
if (!Trinity::IsValidMapCoord(movementInfo.pos.GetPositionX() + movementInfo.transport.pos.GetPositionX(), movementInfo.pos.GetPositionY() + movementInfo.transport.pos.GetPositionY(),
movementInfo.pos.GetPositionZ() + movementInfo.transport.pos.GetPositionZ(), movementInfo.pos.GetOrientation() + movementInfo.transport.pos.GetOrientation()))
{
recvData.rfinish(); // prevent warnings spam
return;
}
// if we boarded a transport, add us to it
if (plrMover && !plrMover->m_transport && !plrMover->m_temp_transport)
{
if (!plrMover->GetTransport())
{
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
transport->AddPassenger(plrMover);
}
else if (plrMover->GetTransport()->GetGUID() != movementInfo.transport.guid)
{
plrMover->GetTransport()->RemovePassenger(plrMover);
if (Transport* transport = plrMover->GetMap()->GetTransport(movementInfo.transport.guid))
transport->AddPassenger(plrMover);
else
movementInfo.transport.Reset();
}
}
if (!plrMover->m_transport)
if (Map *tempMap = mover->GetMap())
if (GameObject *tempTransport = tempMap->GetGameObject(movementInfo.transport.guid))
if (tempTransport->IsTransport())
plrMover->m_temp_transport = tempTransport;
if ((!plrMover && !mover->GetTransport() && !mover->GetVehicle()) || (plrMover && !plrMover->m_vehicle && !plrMover->m_transport && !plrMover->m_temp_transport)) // Not sure if the first part is needed. Just added it for verbosity.
{
GameObject* go = mover->GetMap()->GetGameObject(movementInfo.transport.guid);
if (!go || go->GetGoType() != GAMEOBJECT_TYPE_TRANSPORT)
movementInfo.RemoveMovementFlag(MOVEMENTFLAG_ONTRANSPORT);
}
}
else if (plrMover && (plrMover->m_transport || plrMover->m_temp_transport)) // if we were on a transport, leave
{
if (plrMover->m_transport)
{
plrMover->m_transport->RemovePassenger(plrMover);
plrMover->m_transport = NULL;
}
plrMover->m_temp_transport = NULL;
movementInfo.transport.Reset();
}
// fall damage generation (ignore in flight case that can be triggered also at lags in moment teleportation to another map).
if (opcode == MSG_MOVE_FALL_LAND && plrMover && !plrMover->IsInFlight())
{
// movement anticheat
plrMover->m_anti_JumpCount = 0;
plrMover->m_anti_JumpBaseZ = 0;
if (!vehMover)
plrMover->HandleFall(movementInfo);
}
if (plrMover && ((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != plrMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plrMover->SetInWater(!plrMover->IsInWater() || plrMover->GetBaseMap()->IsUnderWater(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), movementInfo.pos.GetPositionZ()));
}
if (plrMover)
sAnticheatMgr->StartHackDetection(plrMover, movementInfo, opcode);
uint32 mstime = getMSTime();
/*----------------------*/
if (m_clientTimeDelay == 0)
m_clientTimeDelay = mstime - movementInfo.time;
// begin anti cheat
bool check_passed = true;
#ifdef ANTICHEAT_DEBUG
TC_LOG_WARN("cheat", "AC2-%s > time: %d fall-time: %d | xyzo: %f, %f, %fo(%f) flags[%X] opcode[%s] | transport (xyzo): %f, %f, %fo(%f)",
plrMover->GetName(), movementInfo.time, movementInfo.fallTime, movementInfo.pos.m_positionX, movementInfo.pos.m_positionY, movementInfo.pos.m_positionZ, movementInfo.pos.m_orientation,
movementInfo.flags, LookupOpcodeName(opcode), movementInfo.transport.pos.m_positionX, movementInfo.transport.pos.m_positionY, movementInfo.transport.pos.m_positionZ, movementInfo.transport.pos.m_orientation);
TC_LOG_WARN("cheat", "AC2-%s Transport > GUID: (low)%d - (high)%d",
plrMover->GetName(), GUID_LOPART(movementInfo.transport.guid), GUID_HIPART(movementInfo.transport.guid));
#endif
if (plrMover)
{
if (World::GetEnableMvAnticheat() && !plrMover->IsGameMaster() && !plrMover->GetCharmerOrOwnerPlayerOrPlayerItself()->IsGameMaster() && !plrMover->GetCharmerOrOwnerPlayerOrPlayerItself()->GetVehicle())
{
// calc time deltas
int32 cClientTimeDelta = 1500;
if (plrMover->m_anti_LastClientTime != 0)
{
cClientTimeDelta = movementInfo.time - plrMover->m_anti_LastClientTime;
plrMover->m_anti_DeltaClientTime += cClientTimeDelta;
plrMover->m_anti_LastClientTime = movementInfo.time;
}
else
plrMover->m_anti_LastClientTime = movementInfo.time;
const uint64 cServerTime = getMSTime();
uint32 cServerTimeDelta = 1500;
if (plrMover->m_anti_LastServerTime != 0)
{
cServerTimeDelta = cServerTime - plrMover->m_anti_LastServerTime;
plrMover->m_anti_DeltaServerTime += cServerTimeDelta;
plrMover->m_anti_LastServerTime = cServerTime;
}
else
plrMover->m_anti_LastServerTime = cServerTime;
// resync times on client login (first 15 sec for heavy areas)
if (plrMover->m_anti_DeltaServerTime < 15000 && plrMover->m_anti_DeltaClientTime < 15000)
plrMover->m_anti_DeltaClientTime = plrMover->m_anti_DeltaServerTime;
const int32 sync_time = plrMover->m_anti_DeltaClientTime - plrMover->m_anti_DeltaServerTime;
#ifdef ANTICHEAT_DEBUG
TC_LOG_WARN("cheat", "AC2-%s Time > cClientTimeDelta: %d, cServerTime: %d | deltaC: %d - deltaS: %d | SyncTime: %d", plrMover->GetName(), cClientTimeDelta, cServerTime, plrMover->m_anti_DeltaClientTime, plrMover->m_anti_DeltaServerTime, sync_time);
#endif
// mistiming checks
const int32 GetMistimingDelta = abs(int32(World::GetMistimingDelta()));
if (sync_time > GetMistimingDelta)
{
cClientTimeDelta = cServerTimeDelta;
++(plrMover->m_anti_MistimingCount);
const bool bMistimingModulo = plrMover->m_anti_MistimingCount % 50 == 0;
if (bMistimingModulo)
{
#ifdef ANTICHEAT_EXCEPTION_INFO
TC_LOG_WARN("cheat", "AC2-%s, mistiming exception #%d, mistiming: %dms Action: %s", plrMover->GetName().c_str(), plrMover->m_anti_MistimingCount, sync_time, &Warden::Penalty);
#endif
check_passed = false;
}
//if (vehMover)
// vehMover->Die();
// Tell the player "Sure, you can fly!"
{
WorldPacket data(SMSG_MOVE_SET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
// Then tell the player "Wait, no, you can't."
{
WorldPacket data(SMSG_MOVE_UNSET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
//plrMover->FallGround(2);
/* Disabled, not passive at all, and apparently causing crashes:
if (plrMover->m_anti_MistimingCount > World::GetMistimingAlarms())
{
sWorld.SendWorldText(3, strcat("Kicking cheater: ", plrMover->GetName()));
KickPlayer();
return;
} */
}
// end mistiming checks
const uint32 curDest = plrMover->m_taxi.GetTaxiDestination(); // check taxi flight
if (!curDest)
{
UnitMoveType move_type;
// calculating section
// current speed
if (movementInfo.flags & MOVEMENTFLAG_FLYING)
move_type = movementInfo.flags & MOVEMENTFLAG_BACKWARD ? MOVE_FLIGHT_BACK : MOVE_FLIGHT;
else if (movementInfo.flags & MOVEMENTFLAG_SWIMMING)
move_type = movementInfo.flags & MOVEMENTFLAG_BACKWARD ? MOVE_SWIM_BACK : MOVE_SWIM;
else if (movementInfo.flags & MOVEMENTFLAG_WALKING)
move_type = MOVE_WALK;
// hmm... in first time after login player has MOVE_SWIMBACK instead MOVE_WALKBACK
else
move_type = movementInfo.flags & MOVEMENTFLAG_BACKWARD ? MOVE_SWIM_BACK : MOVE_RUN;
const float current_speed = mover->GetSpeed(move_type);
// end current speed
// movement distance
const float delta_x = plrMover->m_transport || plrMover->m_temp_transport ? 0 : plrMover->GetPositionX() - movementInfo.pos.GetPositionX();
const float delta_y = plrMover->m_transport || plrMover->m_temp_transport ? 0 : plrMover->GetPositionY() - movementInfo.pos.GetPositionY();
const float delta_z = plrMover->m_transport || plrMover->m_temp_transport ? 0 : plrMover->GetPositionZ() - movementInfo.pos.GetPositionZ();
const float real_delta = plrMover->m_transport || plrMover->m_temp_transport ? 0 : pow(delta_x, 2) + pow(delta_y, 2);
// end movement distance
const bool no_fly_auras = !(plrMover->HasAuraType(SPELL_AURA_FLY) || plrMover->HasAuraType(SPELL_AURA_MOD_INCREASE_VEHICLE_FLIGHT_SPEED)
|| plrMover->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED) || plrMover->HasAuraType(SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED)
|| plrMover->HasAuraType(SPELL_AURA_MOD_MOUNTED_FLIGHT_SPEED_ALWAYS) || plrMover->HasAuraType(SPELL_AURA_MOD_FLIGHT_SPEED_NOT_STACK));
const bool no_fly_flags = (movementInfo.flags & (MOVEMENTFLAG_CAN_FLY | MOVEMENTFLAG_FLYING)) == 0;
const bool no_swim_flags = (movementInfo.flags & MOVEMENTFLAG_SWIMMING) == 0;
const bool no_swim_in_water = !mover->IsInWater();
const bool no_swim_above_water = movementInfo.pos.GetPositionZ() - 7.0f >= mover->GetBaseMap()->GetWaterLevel(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY());
const bool no_swim_water = no_swim_in_water && no_swim_above_water;
const bool no_waterwalk_flags = (movementInfo.flags & MOVEMENTFLAG_WATERWALKING) == 0;
const bool no_waterwalk_auras = !(plrMover->HasAuraType(SPELL_AURA_WATER_WALK) || plrMover->HasAuraType(SPELL_AURA_GHOST));
if (cClientTimeDelta < 0)
cClientTimeDelta = 0;
const float time_delta = cClientTimeDelta < 1500 ? float(cClientTimeDelta) / 1000.0f : 1.5f; // normalize time - 1.5 second allowed for heavy loaded server
const float tg_z = (real_delta != 0 && no_fly_auras && no_swim_flags) ? (pow(delta_z, 2) / real_delta) : -99999; // movement distance tangents
if (current_speed < plrMover->m_anti_Last_HSpeed && plrMover->m_anti_LastSpeedChangeTime == 0)
plrMover->m_anti_LastSpeedChangeTime = movementInfo.time + uint32(floor(((plrMover->m_anti_Last_HSpeed / current_speed) * 1500)) + 100); // 100ms above for random fluctuation
const float allowed_delta = plrMover->m_transport || plrMover->m_temp_transport ? 2 : // movement distance allowed delta
pow(std::max(current_speed, plrMover->m_anti_Last_HSpeed) * time_delta, 2)
+2 // minimum allowed delta
+(tg_z > 2.2 ? pow(delta_z, 2) / 2.37f : 0); // mountain fall allowed delta
if (movementInfo.time > plrMover->m_anti_LastSpeedChangeTime)
{
plrMover->m_anti_Last_HSpeed = current_speed; // store current speed
plrMover->m_anti_Last_VSpeed = -2.3f;
plrMover->m_anti_LastSpeedChangeTime = 0;
}
// end calculating section
// AntiGravity (thanks to Meekro)
const float JumpHeight = plrMover->m_anti_JumpBaseZ - movementInfo.pos.GetPositionZ();
if (no_fly_auras && no_swim_in_water && plrMover->m_anti_JumpBaseZ != 0 && JumpHeight < plrMover->m_anti_Last_VSpeed)
{
#ifdef ANTICHEAT_EXCEPTION_INFO
TC_LOG_WARN("cheat", "AC2-%s, AntiGravity exception. JumpHeight = %f, Allowed Vertical Speed = %f",
plrMover->GetName().c_str(), JumpHeight, plrMover->m_anti_Last_VSpeed);
#endif
check_passed = false;
//if (vehMover)
// vehMover->Die();
// Tell the player "Sure, you can fly!"
{
WorldPacket data(SMSG_MOVE_SET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
// Then tell the player "Wait, no, you can't."
{
WorldPacket data(SMSG_MOVE_UNSET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
//plrMover->FallGround(2);
}
// multi jump checks
if (opcode == MSG_MOVE_JUMP)
{
if (no_fly_auras && no_swim_water)
{
if (plrMover->m_anti_JumpCount >= 1)
{
// don't process new jump packet
check_passed = false;
#ifdef ANTICHEAT_EXCEPTION_INFO
TC_LOG_WARN("cheat", "AC2-%s, Multijump exception.", plrMover->GetName().c_str(), JumpHeight, plrMover->m_anti_Last_VSpeed);
#endif
//if (vehMover)
// vehMover->Die();
// Tell the player "Sure, you can fly!"
{
WorldPacket data(SMSG_MOVE_SET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
// Then tell the player "Wait, no, you can't."
{
WorldPacket data(SMSG_MOVE_UNSET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
//plrMover->FallGround(2);
plrMover->m_anti_JumpCount = 0;
}
else
{
plrMover->m_anti_JumpCount += 1;
plrMover->m_anti_JumpBaseZ = movementInfo.pos.GetPositionZ();
}
}
else
plrMover->m_anti_JumpCount = 0;
}
// speed and teleport hack checks
if (real_delta > allowed_delta)
{
#ifdef ANTICHEAT_EXCEPTION_INFO
if (real_delta < 4900.0f)
{
TC_LOG_WARN("cheat", "AC2-%s, speed exception | cDelta=%f aDelta=%f | cSpeed=%f lSpeed=%f deltaTime=%f", plrMover->GetName().c_str(), real_delta, allowed_delta, current_speed, plrMover->m_anti_Last_HSpeed, time_delta);
}
else {
TC_LOG_WARN("cheat", "AC2-%s, teleport exception | cDelta=%f aDelta=%f | cSpeed=%f lSpeed=%f deltaTime=%f", plrMover->GetName().c_str(), real_delta, allowed_delta, current_speed, plrMover->m_anti_Last_HSpeed, time_delta);
}
#endif
check_passed = false;
//if (vehMover)
// vehMover->Die();
//plrMover->FallGround(2);
}
// mountain hack checks // 1.56f (delta_z < GetPlayer()->m_anti_Last_VSpeed))
if (delta_z < plrMover->m_anti_Last_VSpeed && plrMover->m_anti_JumpCount == 0 && tg_z > 2.37f)
{
#ifdef ANTICHEAT_EXCEPTION_INFO
TC_LOG_WARN("cheat", "AC2-%s, mountain exception | tg_z=%f", plrMover->GetName().c_str(), tg_z);
#endif
check_passed = false;
// if (vehMover)
// vehMover->Die();
}
// Fly hack checks
if (no_fly_auras && !no_fly_flags)
{
#ifdef ANTICHEAT_EXCEPTION_INFO // Aura numbers: 201, 206, 207, 208, 209, 211
//TC_LOG_WARN("cheat", "AC2-%s, flight exception. {SPELL_AURA_FLY=[%X]} {SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED=[%X]} {SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED=[%X]} {SPELL_AURA_MOD_MOUNTED_FLIGHT_SPEED_ALWAYS=[%X]} {SPELL_AURA_MOD_FLIGHT_SPEED_NOT_STACK=[%X]} {plrMover->GetVehicle()=[%X]}",
plrMover->GetName().c_str(),
//Last Updated By ShopWoW.ir
plrMover->HasAuraType(SPELL_AURA_FLY), plrMover->HasAuraType(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED),
plrMover->HasAuraType(SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED), plrMover->HasAuraType(SPELL_AURA_MOD_MOUNTED_FLIGHT_SPEED_ALWAYS),
plrMover->HasAuraType(SPELL_AURA_MOD_FLIGHT_SPEED_NOT_STACK), plrMover->GetVehicle();
#endif
check_passed = false;
//if (vehMover)
// vehMover->Die();
// Tell the player "Sure, you can fly!"
{
WorldPacket data(SMSG_MOVE_SET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
// Then tell the player "Wait, no, you can't."
{
WorldPacket data(SMSG_MOVE_UNSET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
//plrMover->FallGround(2);
}
// Waterwalk checks
if (no_waterwalk_auras && !no_waterwalk_flags)
{
#ifdef ANTICHEAT_EXCEPTION_INFO
TC_LOG_WARN("cheat", "AC2-%s, waterwalk exception. [%X]{SPELL_AURA_WATER_WALK=[%X]}",
plrMover->GetName().c_str(), movementInfo.flags, plrMover->HasAuraType(SPELL_AURA_WATER_WALK));
#endif
check_passed = false;
//if (vehMover)
// vehMover->Die();
// Tell the player "Sure, you can fly!"
{
WorldPacket data(SMSG_MOVE_SET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
// Then tell the player "Wait, no, you can't."
{
WorldPacket data(SMSG_MOVE_UNSET_CAN_FLY, 12);
data << plrMover->GetPackGUID();
data << uint32(0);
SendPacket(&data);
}
//plrMover->FallGround(2);
}
// Teleport To Plane checks
if (no_swim_in_water && movementInfo.pos.GetPositionZ() < 0.0001f && movementInfo.pos.GetPositionZ() > -0.0001f)
{
if (const Map *map = plrMover->GetMap())
{
float plane_z = map->GetHeight(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY(), MAX_HEIGHT) - movementInfo.pos.GetPositionZ();
plane_z = (plane_z < -500.0f) ? 0.0f : plane_z; // check holes in height map
if (plane_z > 0.1f || plane_z < -0.1f)
{
#ifdef ANTICHEAT_DEBUG
TC_LOG_WARN("cheat", "AC2-%s, teleport to plane exception. plane_z: %f", plrMover->GetName(), plane_z);
#endif
#ifdef ANTICHEAT_EXCEPTION_INFO
if (plrMover->m_anti_TeleToPlane_Count > World::GetTeleportToPlaneAlarms())
{
TC_LOG_WARN("cheat", "AC2-%s, teleport to plane exception. Exception count: %d", plrMover->GetName().c_str(), plrMover->m_anti_TeleToPlane_Count);
/* Disabled, not passive at all, and apparently causing crashes:
sWorld.SendWorldText(3, strcat("Kicking cheater: ", plrMover->GetName()));
KickPlayer();
return; */
}
#endif
++(plrMover->m_anti_TeleToPlane_Count);
check_passed = false;
//if (vehMover)
// vehMover->Die();
}
}
}
else
plrMover->m_anti_TeleToPlane_Count = 0;
}
}
}
/* process position-change */
if (check_passed)
{
WorldPacket data(opcode, recvData.size());
movementInfo.time = movementInfo.time + m_clientTimeDelay + MOVEMENT_PACKET_TIME_DELAY;
movementInfo.guid = mover->GetGUID();
WriteMovementInfo(&data, &movementInfo);
mover->SendMessageToSet(&data, _player);
mover->m_movementInfo = movementInfo;
// Some vehicles allow the passenger to turn by himself
if (Vehicle* vehicle = mover->GetVehicle())
{
if (VehicleSeatEntry const* seat = vehicle->GetSeatForPassenger(mover))
{
if (seat->m_flags & VEHICLE_SEAT_FLAG_ALLOW_TURNING)
{
if (movementInfo.pos.GetOrientation() != mover->GetOrientation())
{
mover->SetOrientation(movementInfo.pos.GetOrientation());
mover->RemoveAurasWithInterruptFlags(AURA_INTERRUPT_FLAG_TURNING);
}
}
}
return;
}
mover->UpdatePosition(movementInfo.pos);
if (plrMover && !vehMover) // nothing is charmed, or player charmed
{
if (plrMover->IsSitState() && (movementInfo.flags & (MOVEMENTFLAG_MASK_MOVING | MOVEMENTFLAG_MASK_TURNING)))
plrMover->SetStandState(UNIT_STAND_STATE_STAND);
plrMover->UpdateFallInformationIfNeed(movementInfo, opcode);
float underMapValueZ;
switch (plrMover->GetMapId())
{
case 617: underMapValueZ = 3.0f; break; // Dalaran Sewers
case 618: underMapValueZ = 28.0f; break; // Ring of Valor
default: underMapValueZ = -500.0f; break;
}
if (movementInfo.pos.GetPositionZ() < plrMover->GetMap()->GetMinHeight(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY()) || movementInfo.pos.GetPositionZ() < underMapValueZ)
{
if (!(plrMover->GetBattleground() && plrMover->GetBattleground()->HandlePlayerUnderMap(_player)))
{
// NOTE: this is actually called many times while falling
// even after the player has been teleported away
/// @todo discard movement packets after the player is rooted
if (plrMover->IsAlive())
{
plrMover->SetFlag(PLAYER_FLAGS, PLAYER_FLAGS_IS_OUT_OF_BOUNDS);
plrMover->EnvironmentalDamage(DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// player can be alive if GM/etc
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
if (!plrMover->IsAlive())
plrMover->KillPlayer();
}
}
}
// movement anticheat
if (plrMover->m_anti_AlarmCount > 0)
{
TC_LOG_WARN("cheat", "AC2-%s produce %d anticheat alarms.", plrMover->GetName().c_str(), plrMover->m_anti_AlarmCount);
plrMover->m_anti_AlarmCount = 0;
}
// end movement anticheat
}
}
else if (plrMover)
{
if (plrMover->m_transport)
{
plrMover->m_transport->RemovePassenger(plrMover);
plrMover->m_transport = NULL;
}
plrMover->m_temp_transport = NULL;
++(plrMover->m_anti_AlarmCount);
WorldPacket data;
plrMover->SetUnitMovementFlags(0);
plrMover->SendTeleportAckPacket();
plrMover->BuildHeartBeatMsg(&data);
plrMover->SendMessageToSet(&data, true);
}
}
