Files
azerothcore-wotlk/src/server/game/Handlers/MovementHandler.cpp
2019-03-05 22:58:40 +01:00

762 lines
30 KiB
C++

/*
* Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
* Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
*/
#include "Common.h"
#include "WorldPacket.h"
#include "WorldSession.h"
#include "Opcodes.h"
#include "Log.h"
#include "Corpse.h"
#include "Player.h"
#include "SpellAuras.h"
#include "MapManager.h"
#include "Transport.h"
#include "Battleground.h"
#include "WaypointMovementGenerator.h"
#include "InstanceSaveMgr.h"
#include "ObjectMgr.h"
#include "CellImpl.h"
#include "Pet.h"
#include "ArenaSpectator.h"
#include "Chat.h"
#include "BattlegroundMgr.h"
#include "ScriptMgr.h"
#include "GameGraveyard.h"
#define MOVEMENT_PACKET_TIME_DELAY 0
void WorldSession::HandleMoveWorldportAckOpcode(WorldPacket & /*recvData*/)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: got MSG_MOVE_WORLDPORT_ACK.");
#endif
HandleMoveWorldportAckOpcode();
}
void WorldSession::HandleMoveWorldportAckOpcode()
{
// ignore unexpected far teleports
if (!GetPlayer()->IsBeingTeleportedFar())
return;
GetPlayer()->SetSemaphoreTeleportFar(0);
// get the teleport destination
WorldLocation const& loc = GetPlayer()->GetTeleportDest();
// possible errors in the coordinate validity check
if (!MapManager::IsValidMapCoord(loc))
{
KickPlayer("!MapManager::IsValidMapCoord(loc)");
return;
}
// get the destination map entry, not the current one, this will fix homebind and reset greeting
MapEntry const* mEntry = sMapStore.LookupEntry(loc.GetMapId());
InstanceTemplate const* mInstance = sObjectMgr->GetInstanceTemplate(loc.GetMapId());
Map* oldMap = GetPlayer()->GetMap();
if (GetPlayer()->IsInWorld())
{
sLog->outError("Player (Name %s) is still in world when teleported from map %u to new map %u", GetPlayer()->GetName().c_str(), oldMap->GetId(), loc.GetMapId());
oldMap->RemovePlayerFromMap(GetPlayer(), false);
}
// reset instance validity, except if going to an instance inside an instance
if (GetPlayer()->m_InstanceValid == false && !mInstance)
{
GetPlayer()->m_InstanceValid = true;
// pussywizard: m_InstanceValid can be false only by leaving a group in an instance => so remove temp binds that could not be removed because player was still on the map!
if (!sInstanceSaveMgr->PlayerIsPermBoundToInstance(GetPlayer()->GetGUIDLow(), oldMap->GetId(), oldMap->GetDifficulty()))
sInstanceSaveMgr->PlayerUnbindInstance(GetPlayer()->GetGUIDLow(), oldMap->GetId(), oldMap->GetDifficulty(), true);
}
// relocate the player to the teleport destination
Map* newMap = sMapMgr->CreateMap(loc.GetMapId(), GetPlayer());
// the CanEnter checks are done in TeleporTo but conditions may change
// while the player is in transit, for example the map may get full
if (!newMap || !newMap->CanEnter(GetPlayer(), false))
{
sLog->outError("Map %d could not be created for player %d, porting player to homebind", loc.GetMapId(), GetPlayer()->GetGUIDLow());
GetPlayer()->TeleportTo(GetPlayer()->m_homebindMapId, GetPlayer()->m_homebindX, GetPlayer()->m_homebindY, GetPlayer()->m_homebindZ, GetPlayer()->GetOrientation());
return;
}
GetPlayer()->Relocate(loc.GetPositionX(), loc.GetPositionY(), loc.GetPositionZ(), loc.GetOrientation());
GetPlayer()->ResetMap();
GetPlayer()->SetMap(newMap);
GetPlayer()->SendInitialPacketsBeforeAddToMap();
if (!GetPlayer()->GetMap()->AddPlayerToMap(GetPlayer()))
{
sLog->outError("WORLD: failed to teleport player %s (%d) to map %d because of unknown reason!", GetPlayer()->GetName().c_str(), GetPlayer()->GetGUIDLow(), loc.GetMapId());
GetPlayer()->ResetMap();
GetPlayer()->SetMap(oldMap);
GetPlayer()->TeleportTo(GetPlayer()->m_homebindMapId, GetPlayer()->m_homebindX, GetPlayer()->m_homebindY, GetPlayer()->m_homebindZ, GetPlayer()->GetOrientation());
return;
}
oldMap->AfterPlayerUnlinkFromMap();
// pussywizard: transport teleport couldn't teleport us to the same map (some other teleport pending, reqs not met, etc.), but we still have transport set until player moves! clear it if map differs (crashfix)
if (Transport* t = _player->GetTransport())
if (!t->IsInMap(_player))
{
t->RemovePassenger(_player);
_player->m_transport = NULL;
_player->m_movementInfo.transport.Reset();
_player->m_movementInfo.RemoveMovementFlag(MOVEMENTFLAG_ONTRANSPORT);
}
if (!_player->getHostileRefManager().isEmpty())
_player->getHostileRefManager().deleteReferences(); // pussywizard: multithreading crashfix
CellCoord pair(Trinity::ComputeCellCoord(GetPlayer()->GetPositionX(), GetPlayer()->GetPositionY()));
Cell cell(pair);
if (!GridCoord(cell.GridX(), cell.GridY()).IsCoordValid())
{
KickPlayer("!GridCoord(cell.GridX(), cell.GridY()).IsCoordValid()");
return;
}
newMap->LoadGrid(GetPlayer()->GetPositionX(), GetPlayer()->GetPositionY());
// pussywizard: player supposed to enter bg map
if (_player->InBattleground())
{
// but landed on another map, cleanup data
if (!mEntry->IsBattlegroundOrArena())
_player->SetBattlegroundId(0, BATTLEGROUND_TYPE_NONE, PLAYER_MAX_BATTLEGROUND_QUEUES, false, false, TEAM_NEUTRAL);
// everything ok
else if (Battleground* bg = _player->GetBattleground())
{
if (_player->IsInvitedForBattlegroundInstance()) // GMs are not invited, so they are not added to participants
bg->AddPlayer(_player);
}
}
// pussywizard: arena spectator stuff
{
if (newMap->IsBattleArena() && ((BattlegroundMap*)newMap)->GetBG() && _player->HasPendingSpectatorForBG(((BattlegroundMap*)newMap)->GetInstanceId()))
{
_player->ClearReceivedSpectatorResetFor();
_player->SetIsSpectator(true);
ArenaSpectator::SendCommand(_player, "%sENABLE", SPECTATOR_ADDON_PREFIX);
((BattlegroundMap*)newMap)->GetBG()->AddSpectator(_player);
ArenaSpectator::HandleResetCommand(_player);
}
else
_player->SetIsSpectator(false);
GetPlayer()->SetPendingSpectatorForBG(0);
timeWhoCommandAllowed = time(NULL) + sWorld->GetNextWhoListUpdateDelaySecs() + 1; // after exiting arena Subscribe will scan for a player and cached data says he is still in arena, so disallow until next update
if (uint32 inviteInstanceId = _player->GetPendingSpectatorInviteInstanceId())
{
if (Battleground* tbg = sBattlegroundMgr->GetBattleground(inviteInstanceId))
tbg->RemoveToBeTeleported(_player->GetGUID());
_player->SetPendingSpectatorInviteInstanceId(0);
}
}
// xinef: do this again, player can be teleported inside bg->AddPlayer(_player)!!!!
CellCoord pair2(Trinity::ComputeCellCoord(GetPlayer()->GetPositionX(), GetPlayer()->GetPositionY()));
Cell cell2(pair2);
if (!GridCoord(cell2.GridX(), cell2.GridY()).IsCoordValid())
{
KickPlayer("!GridCoord(cell2.GridX(), cell2.GridY()).IsCoordValid()");
return;
}
newMap->LoadGrid(GetPlayer()->GetPositionX(), GetPlayer()->GetPositionY());
GetPlayer()->SendInitialPacketsAfterAddToMap();
// resurrect character at enter into instance where his corpse exist after add to map
Corpse* corpse = GetPlayer()->GetCorpse();
if (corpse && corpse->GetType() != CORPSE_BONES && corpse->GetMapId() == GetPlayer()->GetMapId())
{
if (mEntry->IsDungeon())
{
GetPlayer()->ResurrectPlayer(0.5f, false);
GetPlayer()->SpawnCorpseBones();
}
}
bool allowMount = !mEntry->IsDungeon() || mEntry->IsBattlegroundOrArena();
if (mInstance)
{
Difficulty diff = GetPlayer()->GetDifficulty(mEntry->IsRaid());
if (MapDifficulty const* mapDiff = GetMapDifficultyData(mEntry->MapID, diff))
if (mapDiff->resetTime)
if (time_t timeReset = sInstanceSaveMgr->GetResetTimeFor(mEntry->MapID, diff))
{
uint32 timeleft = uint32(timeReset - time(NULL));
GetPlayer()->SendInstanceResetWarning(mEntry->MapID, diff, timeleft, true);
}
allowMount = mInstance->AllowMount;
}
// mount allow check
if (!allowMount)
_player->RemoveAurasByType(SPELL_AURA_MOUNTED);
// update zone immediately, otherwise leave channel will cause crash in mtmap
uint32 newzone, newarea;
GetPlayer()->GetZoneAndAreaId(newzone, newarea, true);
GetPlayer()->UpdateZone(newzone, newarea);
// honorless target
if (GetPlayer()->pvpInfo.IsHostile)
GetPlayer()->CastSpell(GetPlayer(), 2479, true);
// in friendly area
else if (GetPlayer()->IsPvP() && !GetPlayer()->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_IN_PVP))
GetPlayer()->UpdatePvP(false, false);
// resummon pet
GetPlayer()->ResummonPetTemporaryUnSummonedIfAny();
//lets process all delayed operations on successful teleport
GetPlayer()->ProcessDelayedOperations();
}
void WorldSession::HandleMoveTeleportAck(WorldPacket& recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "MSG_MOVE_TELEPORT_ACK");
#endif
uint64 guid;
recvData.readPackGUID(guid);
uint32 flags, time;
recvData >> flags >> time; // unused
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outStaticDebug("Guid " UI64FMTD, guid);
#endif
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outStaticDebug("Flags %u, time %u", flags, time/IN_MILLISECONDS);
#endif
Player* plMover = _player->m_mover->ToPlayer();
if (!plMover || !plMover->IsBeingTeleportedNear())
return;
if (guid != plMover->GetGUID())
return;
plMover->SetSemaphoreTeleportNear(0);
uint32 old_zone = plMover->GetZoneId();
WorldLocation const& dest = plMover->GetTeleportDest();
Position oldPos(*plMover);
plMover->UpdatePosition(dest, true);
// xinef: teleport pets if they are not unsummoned
if (Pet* pet = plMover->GetPet())
{
if (!pet->IsWithinDist3d(plMover, plMover->GetMap()->GetVisibilityRange()-5.0f))
pet->NearTeleportTo(plMover->GetPositionX(), plMover->GetPositionY(), plMover->GetPositionZ(), pet->GetOrientation());
}
if (oldPos.GetExactDist2d(plMover) > 100.0f)
{
uint32 newzone, newarea;
plMover->GetZoneAndAreaId(newzone, newarea, true);
plMover->UpdateZone(newzone, newarea);
// new zone
if (old_zone != newzone)
{
// honorless target
if (plMover->pvpInfo.IsHostile)
plMover->CastSpell(plMover, 2479, true);
// in friendly area
else if (plMover->IsPvP() && !plMover->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_IN_PVP))
plMover->UpdatePvP(false, false);
}
}
// resummon pet
GetPlayer()->ResummonPetTemporaryUnSummonedIfAny();
//lets process all delayed operations on successful teleport
GetPlayer()->ProcessDelayedOperations();
plMover->GetMotionMaster()->ReinitializeMovement();
// pussywizard: client forgets about losing control, resend it
if (plMover->HasUnitState(UNIT_STATE_FLEEING|UNIT_STATE_CONFUSED) || plMover->IsCharmed()) // only in such cases SetClientControl(self, false) is sent
plMover->SetClientControl(plMover, false, true);
}
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()));
}
if (plrMover)//Hook for OnPlayerMove
sScriptMgr->OnPlayerMove(plrMover, movementInfo, opcode);
// 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() < plrMover->GetMap()->GetMinHeight(movementInfo.pos.GetPositionX(), movementInfo.pos.GetPositionY()))
if (!plrMover->GetBattleground() || !plrMover->GetBattleground()->HandlePlayerUnderMap(_player))
{
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
if (plrMover->IsAlive())
plrMover->KillPlayer();
}
else if (!plrMover->HasFlag(PLAYER_FLAGS, PLAYER_FLAGS_IS_OUT_OF_BOUNDS))
{
GraveyardStruct const* grave = sGraveyard->GetClosestGraveyard(plrMover->GetPositionX(), plrMover->GetPositionY(), plrMover->GetPositionZ(), plrMover->GetMapId(), plrMover->GetTeamId());
if (grave)
{
plrMover->TeleportTo(grave->Map, grave->x, grave->y, grave->z, plrMover->GetOrientation());
plrMover->Relocate(grave->x, grave->y, grave->z, plrMover->GetOrientation());
}
}
plrMover->StopMovingOnCurrentPos(); // pussywizard: moving corpse can't release spirit
}
}
}
void WorldSession::HandleForceSpeedChangeAck(WorldPacket &recvData)
{
uint32 opcode = recvData.GetOpcode();
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
#endif
/* extract packet */
uint64 guid;
uint32 unk1;
float newspeed;
recvData.readPackGUID(guid);
// pussywizard: special check, only player mover allowed here
if (guid != _player->m_mover->GetGUID() || guid != _player->GetGUID())
{
recvData.rfinish(); // prevent warnings spam
return;
}
// continue parse packet
recvData >> unk1; // counter or moveEvent
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData >> newspeed;
/*----------------*/
// client ACK send one packet for mounted/run case and need skip all except last from its
// in other cases anti-cheat check can be fail in false case
UnitMoveType move_type;
UnitMoveType force_move_type;
static char const* move_type_name[MAX_MOVE_TYPE] = { "Walk", "Run", "RunBack", "Swim", "SwimBack", "TurnRate", "Flight", "FlightBack", "PitchRate" };
switch (opcode)
{
case CMSG_FORCE_WALK_SPEED_CHANGE_ACK: move_type = MOVE_WALK; force_move_type = MOVE_WALK; break;
case CMSG_FORCE_RUN_SPEED_CHANGE_ACK: move_type = MOVE_RUN; force_move_type = MOVE_RUN; break;
case CMSG_FORCE_RUN_BACK_SPEED_CHANGE_ACK: move_type = MOVE_RUN_BACK; force_move_type = MOVE_RUN_BACK; break;
case CMSG_FORCE_SWIM_SPEED_CHANGE_ACK: move_type = MOVE_SWIM; force_move_type = MOVE_SWIM; break;
case CMSG_FORCE_SWIM_BACK_SPEED_CHANGE_ACK: move_type = MOVE_SWIM_BACK; force_move_type = MOVE_SWIM_BACK; break;
case CMSG_FORCE_TURN_RATE_CHANGE_ACK: move_type = MOVE_TURN_RATE; force_move_type = MOVE_TURN_RATE; break;
case CMSG_FORCE_FLIGHT_SPEED_CHANGE_ACK: move_type = MOVE_FLIGHT; force_move_type = MOVE_FLIGHT; break;
case CMSG_FORCE_FLIGHT_BACK_SPEED_CHANGE_ACK: move_type = MOVE_FLIGHT_BACK; force_move_type = MOVE_FLIGHT_BACK; break;
case CMSG_FORCE_PITCH_RATE_CHANGE_ACK: move_type = MOVE_PITCH_RATE; force_move_type = MOVE_PITCH_RATE; break;
default:
sLog->outError("WorldSession::HandleForceSpeedChangeAck: Unknown move type opcode: %u", opcode);
return;
}
// skip all forced speed changes except last and unexpected
// in run/mounted case used one ACK and it must be skipped.m_forced_speed_changes[MOVE_RUN} store both.
if (_player->m_forced_speed_changes[force_move_type] > 0)
{
--_player->m_forced_speed_changes[force_move_type];
if (_player->m_forced_speed_changes[force_move_type] > 0)
return;
}
if (!_player->GetTransport() && fabs(_player->GetSpeed(move_type) - newspeed) > 0.01f)
{
if (_player->GetSpeed(move_type) > newspeed) // must be greater - just correct
{
sLog->outError("%sSpeedChange player %s is NOT correct (must be %f instead %f), force set to correct value",
move_type_name[move_type], _player->GetName().c_str(), _player->GetSpeed(move_type), newspeed);
_player->SetSpeed(move_type, _player->GetSpeedRate(move_type), true);
}
else // must be lesser - cheating
{
sLog->outBasic("Player %s from account id %u kicked for incorrect speed (must be %f instead %f)",
_player->GetName().c_str(), GetAccountId(), _player->GetSpeed(move_type), newspeed);
KickPlayer("Incorrect speed");
}
}
}
void WorldSession::HandleSetActiveMoverOpcode(WorldPacket &recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Recvd CMSG_SET_ACTIVE_MOVER");
#endif
uint64 guid;
recvData >> guid;
if (GetPlayer()->IsInWorld() && _player->m_mover && _player->m_mover->IsInWorld())
{
if (_player->m_mover->GetGUID() != guid)
sLog->outError("HandleSetActiveMoverOpcode: incorrect mover guid: mover is " UI64FMTD " (%s - Entry: %u) and should be " UI64FMTD, guid, GetLogNameForGuid(guid), GUID_ENPART(guid), _player->m_mover->GetGUID());
}
}
void WorldSession::HandleMoveNotActiveMover(WorldPacket &recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Recvd CMSG_MOVE_NOT_ACTIVE_MOVER");
#endif
uint64 old_mover_guid;
recvData.readPackGUID(old_mover_guid);
// pussywizard: typical check for incomming movement packets
if (!_player->m_mover || !_player->m_mover->IsInWorld() || _player->m_mover->IsDuringRemoveFromWorld() || old_mover_guid != _player->m_mover->GetGUID())
{
recvData.rfinish(); // prevent warnings spam
return;
}
MovementInfo mi;
mi.guid = old_mover_guid;
ReadMovementInfo(recvData, &mi);
_player->m_mover->m_movementInfo = mi;
}
void WorldSession::HandleMountSpecialAnimOpcode(WorldPacket& /*recvData*/)
{
WorldPacket data(SMSG_MOUNTSPECIAL_ANIM, 8);
data << uint64(GetPlayer()->GetGUID());
GetPlayer()->SendMessageToSet(&data, false);
}
void WorldSession::HandleMoveKnockBackAck(WorldPacket & recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "CMSG_MOVE_KNOCK_BACK_ACK");
#endif
uint64 guid;
recvData.readPackGUID(guid);
// pussywizard: typical check for incomming movement packets
if (!_player->m_mover || !_player->m_mover->IsInWorld() || _player->m_mover->IsDuringRemoveFromWorld() || guid != _player->m_mover->GetGUID())
{
recvData.rfinish(); // prevent warnings spam
return;
}
recvData.read_skip<uint32>(); // unk
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
_player->m_mover->m_movementInfo = movementInfo;
WorldPacket data(MSG_MOVE_KNOCK_BACK, 66);
data.appendPackGUID(guid);
_player->m_mover->BuildMovementPacket(&data);
// knockback specific info
data << movementInfo.jump.sinAngle;
data << movementInfo.jump.cosAngle;
data << movementInfo.jump.xyspeed;
data << movementInfo.jump.zspeed;
_player->SendMessageToSet(&data, false);
}
void WorldSession::HandleMoveHoverAck(WorldPacket& recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "CMSG_MOVE_HOVER_ACK");
#endif
uint64 guid; // guid - unused
recvData.readPackGUID(guid);
recvData.read_skip<uint32>(); // unk
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.read_skip<uint32>(); // unk2
}
void WorldSession::HandleMoveWaterWalkAck(WorldPacket& recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "CMSG_MOVE_WATER_WALK_ACK");
#endif
uint64 guid; // guid - unused
recvData.readPackGUID(guid);
recvData.read_skip<uint32>(); // unk
MovementInfo movementInfo;
movementInfo.guid = guid;
ReadMovementInfo(recvData, &movementInfo);
recvData.read_skip<uint32>(); // unk2
}
void WorldSession::HandleSummonResponseOpcode(WorldPacket& recvData)
{
if (!_player->IsAlive() || _player->IsInCombat())
return;
uint64 summoner_guid;
bool agree;
recvData >> summoner_guid;
recvData >> agree;
if (agree && _player->IsSummonAsSpectator())
{
ChatHandler chc(this);
if (Player* summoner = ObjectAccessor::FindPlayer(summoner_guid))
ArenaSpectator::HandleSpectatorSpectateCommand(&chc, summoner->GetName().c_str());
else
chc.PSendSysMessage("Requested player not found.");
agree = false;
}
_player->SetSummonAsSpectator(false);
_player->SummonIfPossible(agree, summoner_guid);
}
void WorldSession::HandleMoveTimeSkippedOpcode(WorldPacket& recvData)
{
#if defined(ENABLE_EXTRAS) && defined(ENABLE_EXTRA_LOGS)
sLog->outDebug(LOG_FILTER_NETWORKIO, "WORLD: Recvd CMSG_MOVE_TIME_SKIPPED");
#endif
uint64 guid;
uint32 timeSkipped;
recvData.readPackGUID(guid);
recvData >> timeSkipped;
Unit* mover = GetPlayer()->m_mover;
if (!mover)
{
sLog->outError("WorldSession::HandleMoveTimeSkippedOpcode wrong mover state from the unit moved by the player [" UI64FMTD "]", GetPlayer()->GetGUID());
return;
}
// prevent tampered movement data
if (guid != mover->GetGUID())
{
sLog->outError("WorldSession::HandleMoveTimeSkippedOpcode wrong guid from the unit moved by the player [" UI64FMTD "]", GetPlayer()->GetGUID());
return;
}
mover->m_movementInfo.time += timeSkipped;
WorldPacket data(MSG_MOVE_TIME_SKIPPED, recvData.size());
data.appendPackGUID(guid);
data << timeSkipped;
GetPlayer()->SendMessageToSet(&data, false);
}