void MoveSplineInitArgs::SetTransportData(Unit& unit)
{
WorldObject* transport = NULL;
ObjectGuid _transportGuid = unit.GetTransportGuid();
switch(_transportGuid.GetHigh())
{
case HIGHGUID_PLAYER:
case HIGHGUID_VEHICLE:
transport = unit.GetMap()->GetUnit(_transportGuid);
break;
case HIGHGUID_MO_TRANSPORT:
transport = unit.GetMap()->GetTransport(_transportGuid);
break;
case HIGHGUID_TRANSPORT:
transport = unit.GetMap()->GetGameObject(_transportGuid);
break;
}
if (!transport)
{
ERROR_LOG("MoveSplineInitArgs: Unsupported transport %s for %s", _transportGuid.GetString().c_str(), unit.GetObjectGuid().GetString().c_str());
return;
}
else
DEBUG_LOG("MoveSplineInitArgs: Set transport %s for %s", _transportGuid.GetString().c_str(), unit.GetObjectGuid().GetString().c_str());
transportGuid = _transportGuid.GetRawValue();
transportSeat = unit.GetTransSeat();
transportPos = Location(transport->GetPositionX(), transport->GetPositionY(), transport->GetPositionZ(), transport->GetOrientation());
}
void HandleOnHit()
{
Unit* caster = GetCaster();
int32 damage;
int32 count = 1;
damage = 675000;
if (caster->GetMap()->IsHeroic())
{
if (caster->GetMap()->Is25ManRaid())
damage = 2700000;
else
damage = 1350000;
}
else
{
if (caster->GetMap()->Is25ManRaid())
damage = 2000000;
else
damage = 675000;
}
Map::PlayerList const &PlayerList = caster->GetMap()->GetPlayers();
if (!PlayerList.isEmpty())
for (Map::PlayerList::const_iterator i = PlayerList.begin(); i != PlayerList.end(); ++i)
if (i->getSource()->isAlive())
{
if (caster->GetExactDist(i->getSource()) < 26.0f)
{
count++;
}
}
damage = damage / count;
SetHitDamage(damage);
}
void HandleProc(AuraEffect const* /*aurEff*/, ProcEventInfo& eventInfo)
{
PreventDefaultAction();
Unit* healer = eventInfo.GetProcTarget();
if (healer->HasAura(SPELL_VITAL_FLAME))
return;
bool is25ManHeroic = healer->GetMap()->IsHeroic() && healer->GetMap()->Is25ManRaid();
uint32 stacks = healer->GetAuraCount(SPELL_VITAL_SPARK) + std::min(uint8(ceil(GetStackAmount() / (is25ManHeroic ? 5.0 : 3.0))), uint8(255));
healer->SetAuraStack(SPELL_VITAL_SPARK, healer, stacks);
if (Aura* aura = healer->GetAura(SPELL_VITAL_SPARK))
aura->RefreshDuration();
}
uint64 SelectNearbyShallowGrave()
{
Unit *searcher = instance->GetUnit(ObjectGuid(m_uiGraveyardSearcherGuid));
// Get the list of usable graves (not used already by players)
std::list<GameObject*> lGravesInRange;
for (GuidList::const_iterator itr = m_lShallowGravesGuidList.begin(); itr != m_lShallowGravesGuidList.end(); ++itr)
{
GameObject* pGo = searcher->GetMap()->GetGameObject(*itr);
// Go spawned and no looting in process
if (pGo && pGo->isSpawned() && pGo->getLootState() == GO_READY)
{
lGravesInRange.push_back(pGo);
}
}
if (lGravesInRange.empty())
{
return 0;
}
// Sort the graves
lGravesInRange.sort(ObjectDistanceOrder(searcher));
return (*lGravesInRange.begin())->GetObjectGuid().GetRawValue();
}
void Transport::UpdatePassengerPositions()
{
for (UnitSet::iterator itr = _passengers.begin(); itr != _passengers.end(); ++itr)
{
Unit* passenger = *itr;
// transport teleported but passenger not yet (can happen for players)
if (passenger->GetMap() != GetMap())
continue;
float x = GetPositionX() + (passenger->m_movementInfo.t_pos.m_positionX * cos(GetOrientation()) + passenger->m_movementInfo.t_pos.m_positionY * sin(GetOrientation() + M_PI));
float y = GetPositionY() + (passenger->m_movementInfo.t_pos.m_positionY * cos(GetOrientation()) + passenger->m_movementInfo.t_pos.m_positionX * sin(GetOrientation()));
float z = GetPositionZ() + passenger->m_movementInfo.t_pos.m_positionZ;
float o = GetOrientation() + passenger->m_movementInfo.t_pos.m_orientation;
MapManager::NormalizeOrientation(o);
switch (passenger->GetTypeId())
{
case TYPEID_UNIT:
passenger->ToCreature()->SetHomePosition(x, y, z, o);
GetMap()->CreatureRelocation(passenger->ToCreature(), x, y, z, o, false);
break;
case TYPEID_PLAYER:
GetMap()->PlayerRelocation(passenger->ToPlayer(), x, y, z, o);
break;
}
if (passenger->IsVehicle())
passenger->GetVehicleKit()->RelocatePassengers(x, y, z, o);
}
}
void HandleScript(SpellEffIndex effIndex)
{
PreventHitDefaultEffect(effIndex);
Unit* target = GetHitUnit();
Unit* caster = GetOriginalCaster();
if (target && caster && caster->GetMap())
{
for (uint32 i = 0; i < 3; ++i)
{
caster->CastSpell(target, 58689, true);
caster->CastSpell(target, 58692, true);
}
caster->CastSpell(target, caster->GetMap()->Is25ManRaid() ? 60883 : 58695, true);
}
}
void ModDestHeight(SpellDestination& dest)
{
Unit* caster = GetCaster();
Position pos = caster->GetPosition();
pos.m_positionZ = caster->GetMap()->GetHeight(pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), true, 100.0f);
dest.Relocate(pos);
}
void HandleScript(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
Unit* target = GetHitUnit();
if (!caster || !target)
return;
if (AuraPtr smash = caster->GetAura(SPELL_SMASH_AURA))
{
int32 stacks = smash->GetStackAmount();
if (stacks)
{
if (stacks > 1)
smash->SetStackAmount(stacks - 1);
else
caster->RemoveAurasDueToSpell(SPELL_SMASH_AURA);
}
}
const SpellInfo* SmashSpell = sSpellMgr->GetSpellInfo(SPELL_SMASH, caster->GetMap()->GetDifficulty());
if (SmashSpell)
{
std::list<Creature*> verminList;
GetCreatureListWithEntryInGrid(verminList, caster, NPC_BOPPER, 6.0f);
GetCreatureListWithEntryInGrid(verminList, caster, NPC_HOPPER, 6.0f);
GetCreatureListWithEntryInGrid(verminList, caster, NPC_HOPPLING, 6.0f);
if (!verminList.empty())
for (auto vermin: verminList)
caster->DealDamage(vermin, vermin->GetHealth(), NULL, SPELL_DIRECT_DAMAGE, SPELL_SCHOOL_MASK_NORMAL, SmashSpell);
}
}
void HandleDummy(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
if (Creature* totem = caster->GetMap()->GetCreature(caster->m_SummonSlot[1]))
{
uint8 rank = GetSpellInfo()->GetRank();
if (totem->IsTotem())
caster->CastSpell(totem, sSpellMgr->GetSpellWithRank(SPELL_SHAMAN_FIRE_NOVA_TRIGGERED_R1, rank), true);
}
}
void HandleTriggerMissile(SpellEffIndex effIndex)
{
PreventHitDefaultEffect(effIndex);
Unit* caster = GetCaster();
Unit* target = GetTargetUnit();
if (caster && target)
{
uint32 id = uint32(caster->GetMap()->GetDifficulty() == RAID_DIFFICULTY_10MAN_NORMAL ? 61912 : 63494);
caster->CastSpell(target, id, true);
}
}
void HandleScript(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
caster->CastSpell(caster, SPELL_FLAME_SPHERE_SUMMON_1, true);
if (caster->GetMap()->IsHeroic())
{
caster->CastSpell(caster, SPELL_FLAME_SPHERE_SUMMON_2, true);
caster->CastSpell(caster, SPELL_FLAME_SPHERE_SUMMON_3, true);
}
}
void HandleDummy(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
uint8 rank = sSpellMgr->GetSpellRank(GetSpellInfo()->Id);
if (uint32 spellId = sSpellMgr->GetSpellWithRank(SHAMAN_SPELL_FIRE_NOVA_TRIGGERED_R1, rank))
{
Creature* totem = caster->GetMap()->GetCreature(caster->m_SummonSlot[1]);
if (totem && totem->isTotem())
totem->CastSpell(totem, spellId, true);
}
}
SpellCastResult CheckIfCorpseNear()
{
Unit* caster = GetCaster();
float max_range = GetSpellInfo()->GetMaxRange(false);
WorldObject* result = NULL;
// search for nearby enemy corpse in range
Trinity::AnyDeadUnitSpellTargetInRangeCheck check(caster, max_range, GetSpellInfo(), TARGET_CHECK_ENEMY);
Trinity::WorldObjectSearcher<Trinity::AnyDeadUnitSpellTargetInRangeCheck> searcher(caster, result, check);
caster->GetMap()->VisitFirstFound(caster->m_positionX, caster->m_positionY, max_range, searcher);
if (!result)
return SPELL_FAILED_NO_EDIBLE_CORPSES;
return SPELL_CAST_OK;
}
void HandleOnCast()
{
Unit* caster = GetCaster();
Map::PlayerList const &PlayerList = caster->GetMap()->GetPlayers();
if (!PlayerList.isEmpty())
for (Map::PlayerList::const_iterator i = PlayerList.begin(); i != PlayerList.end(); ++i)
if (i->getSource()->isAlive())
{
if (!caster->IsWithinLOSInMap(i->getSource()))
{
i->getSource()->RemoveAurasDueToSpell(103785); //TODO this just remove aura stacks but i->getSource() should not receive damage at all
}
}
}
void SetDest(SpellDestination& dest)
{
// Do our own calculations for the destination position.
/// TODO: Remove this once we find a general rule for WorldObject::MovePosition (this spell shouldn't take the Z change into consideration)
Unit* caster = GetCaster();
float angle = float(rand_norm()) * static_cast<float>(2 * M_PI);
uint32 dist = caster->GetObjectSize() + GetSpellInfo()->GetEffect(EFFECT_0)->CalcRadius(caster) * (float)rand_norm();
float x = caster->GetPositionX() + dist * std::cos(angle);
float y = caster->GetPositionY() + dist * std::sin(angle);
float z = caster->GetMap()->GetHeight(caster->GetPhases(), x, y, caster->GetPositionZ());
float o = dest._position.GetOrientation();
dest.Relocate({ x, y, z, o });
}
void SetDestPosition(SpellEffIndex effIndex)
{
// Do our own calculations for the destination position.
/// TODO: Remove this once we find a general rule for WorldObject::MovePosition (this spell shouldn't take the Z change into consideration)
Unit* caster = GetCaster();
float angle = float(rand_norm()) * static_cast<float>(2 * M_PI);
uint32 dist = caster->GetObjectSize() + GetSpellInfo()->GetEffect(effIndex)->CalcRadius(GetCaster()) * (float)rand_norm();
float x = caster->GetPositionX() + dist * std::cos(angle);
float y = caster->GetPositionY() + dist * std::sin(angle);
float z = caster->GetMap()->GetHeight(x, y, caster->GetPositionZ());
const_cast<WorldLocation*>(GetExplTargetDest())->Relocate(x, y, z);
GetHitDest()->Relocate(x, y, z);
}
void HandleScript(SpellEffIndex /*effIndex*/)
{
Unit* target = GetHitUnit();
if (!target || !target->GetVehicle())
return;
switch (target->GetMap()->GetDifficulty())
{
case RAID_DIFFICULTY_10MAN_NORMAL:
target->RemoveAura(GetSpellInfo()->Effects[EFFECT_0].CalcValue());
break;
case RAID_DIFFICULTY_25MAN_NORMAL:
target->RemoveAura(GetSpellInfo()->Effects[EFFECT_1].CalcValue());
break;
default:
break;
}
}
void HandleScript(SpellEffIndex /*effIndex*/)
{
Unit* target = GetHitUnit();
if (!target || !target->GetVehicle())
return;
switch (target->GetMap()->GetDifficultyID())
{
case DIFFICULTY_10_N:
target->RemoveAura(GetSpellInfo()->GetEffect(EFFECT_0)->CalcValue());
break;
case DIFFICULTY_25_N:
target->RemoveAura(GetSpellInfo()->GetEffect(EFFECT_1)->CalcValue());
break;
default:
break;
}
}
void HandleTriggerSpell(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
PreventHitEffect(EFFECT_0);
PreventHitEffect(EFFECT_1);
std::list<Creature*> unitList;
Unit* target = NULL;
caster->GetCreaturesWithEntryInRange(unitList, 30.0f, NPC_BLUE_RACER);
if (!unitList.empty())
for (std::list<Creature*>::const_iterator itr = unitList.begin(); itr != unitList.end(); ++itr)
if (caster->HasInLine((*itr), 1.0f) && (*itr)->GetGUID() != caster->GetGUID())
{
target = (*itr);
break;
}
if (!target)
{
unitList.clear();
caster->GetCreaturesWithEntryInRange(unitList, 30.0f, NPC_RED_RACER);
if (!unitList.empty())
for (std::list<Creature*>::const_iterator itr = unitList.begin(); itr != unitList.end(); ++itr)
if (caster->HasInLine((*itr), 1.0f) && (*itr)->GetGUID() != caster->GetGUID())
{
target = (*itr);
break;
}
}
if (target)
{
caster->CastSpell(target, SPELL_RACER_CHARGE_TO_OBJECT, true);
caster->CastSpell(target, SPELL_RACER_SLAM_HIT, true);
}
else
{
Position pos;
float x = caster->GetPositionX()+30*cos(caster->GetOrientation());
float y = caster->GetPositionY()+30*sin(caster->GetOrientation());
pos.Relocate(x, y, caster->GetMap()->GetHeight(x, y, MAX_HEIGHT)+0.5f);
//caster->GetFirstCollisionPosition(pos, 30.0f, caster->GetOrientation());
caster->CastSpell(pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), SPELL_RACER_CHARGE_TO_OBJECT, true);
}
}
void HandleScript(SpellEffIndex /*effIndex*/)
{
Unit* target = this->GetHitPlayer();
if (!target)
return;
if (!target->GetVehicle())
return;
switch (target->GetMap()->GetDifficulty())
{
case RAID_DIFFICULTY_10MAN_NORMAL:
target->RemoveAura(SpellMgr::CalculateSpellEffectAmount(GetSpellInfo(), EFFECT_0));
break;
case RAID_DIFFICULTY_25MAN_NORMAL:
target->RemoveAura(SpellMgr::CalculateSpellEffectAmount(GetSpellInfo(), EFFECT_1));
break;
}
}
void HandleDummy(SpellEffIndex /*effIndex*/)
{
Unit* caster = GetCaster();
if (Unit* unitTarget = GetHitUnit())
{
if (!unitTarget->isAlive())
return;
uint8 rank = sSpellMgr->GetSpellRank(GetSpellInfo()->Id);
if (caster->IsFriendlyTo(unitTarget))
caster->CastSpell(unitTarget, sSpellMgr->GetSpellWithRank(PRIEST_SPELL_PENANCE_R1_HEAL, rank), false, 0);
// AllowTwoSide.Interaction.Group will break this spell so
// set friendly also players in your party or raid group only in arena or bg
else if (caster->IsInRaidWith(unitTarget) && caster->GetMap()->IsBattlegroundOrArena())
caster->CastSpell(unitTarget, sSpellMgr->GetSpellWithRank(PRIEST_SPELL_PENANCE_R1_HEAL, rank), false, 0);
else
caster->CastSpell(unitTarget, sSpellMgr->GetSpellWithRank(PRIEST_SPELL_PENANCE_R1_DAMAGE, rank), false, 0);
}
}
void JustDied(Unit *victim)
{
if(pInstance && IsEvent)
{
pInstance->SetData(DATA_AZGALOREVENT, DONE);
Unit* pCreature = Unit::GetUnit((*m_creature), pInstance->GetData64(DATA_AZGALOR));
if(pCreature)
{
Creature* pUnit = pCreature->SummonCreature(21987,pCreature->GetPositionX(),pCreature->GetPositionY(),pCreature->GetPositionZ(),0,TEMPSUMMON_TIMED_DESPAWN,10000);
Map *map = pCreature->GetMap();
if (map->IsDungeon() && pUnit)
{
pUnit->SetVisibility(VISIBILITY_OFF);
Map::PlayerList const &PlayerList = map->GetPlayers();
if (PlayerList.isEmpty())
return;
for (Map::PlayerList::const_iterator i = PlayerList.begin(); i != PlayerList.end(); ++i)
{
if (i->getSource())
{
WorldPacket data(SMSG_MESSAGECHAT, 200);
pUnit->BuildMonsterChat(&data,CHAT_MSG_MONSTER_YELL,"All of your efforts have been in vain, for the draining of the World Tree has already begun. Soon the heart of your world will beat no more.",0,"Archimonde",i->getSource()->GetGUID());
i->getSource()->GetSession()->SendPacket(&data);
WorldPacket data2(SMSG_PLAY_SOUND, 4);
data2 << 10986;
i->getSource()->GetSession()->SendPacket(&data2);
}
}
}
}
}
DoPlaySoundToSet(m_creature, SOUND_ONDEATH);
}
void HandleAfterEffectRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
{
Unit* target = GetTarget();
if(Creature* sha = target->FindNearestCreature(NPC_SHA, 100.0f))
{
if (target->GetTypeId() == TYPEID_PLAYER)
{
sha->CastSpell(target, SPELL_AGGRESSIVE_BEHAVIOUR);
Map* map = target->GetMap();
Map::PlayerList const& players = map->GetPlayers();
for (Map::PlayerList::const_iterator i = players.begin(); i != players.end(); ++i)
{
Player* player = i->getSource();
if (player && player->IsInRange(target, 0.0f, 5.0f, false))
sha->CastSpell(player, SPELL_AGGRESSIVE_BEHAVIOUR);
}
}
}
}
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 & recv_data )
{
uint32 opcode = recv_data.GetOpcode();
DEBUG_LOG("WORLD: Recvd %s (%u, 0x%X) opcode", opCodes.LookupOpcode(opcode)->name, opcode, opcode);
Unit *mover = _player; // for better code compatibiltiy until mover not backported from master
Player *plMover = _player;
// 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;
recv_data >> movementInfo;
/*----------------*/
if (!MaNGOS::IsValidMapCoord(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEFLAG_ONTRANSPORT))
{
// transports size limited
// (also received at zeppelin/lift leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if( movementInfo.GetTransportPos()->x > 50 || movementInfo.GetTransportPos()->y > 50 || movementInfo.GetTransportPos()->z > 100 )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if( !MaNGOS::IsValidMapCoord(movementInfo.GetPos()->x + movementInfo.GetTransportPos()->x, movementInfo.GetPos()->y + movementInfo.GetTransportPos()->y,
movementInfo.GetPos()->z + movementInfo.GetTransportPos()->z, movementInfo.GetPos()->o + movementInfo.GetTransportPos()->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 MOVEFLAG_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)->GetObjectGuid() == movementInfo.GetTransportGuid())
{
// unmount before boarding
plMover->RemoveSpellsCausingAura(SPELL_AURA_MOUNTED);
GetPlayer()->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.ClearTransportData();
}
// 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(MOVEFLAG_SWIMMING) != plMover->IsInWater()))
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater( !plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z) );
}
/*----------------------*/
/* process position-change */
movementInfo.UpdateTime(getMSTime());
WorldPacket data(opcode, recv_data.size());
data.appendPackGUID(mover->GetGUID()); // write guid
movementInfo.Write(data); // write data
mover->SendMessageToSetExcept(&data, _player);
if(plMover) // nothing is charmed, or player charmed
{
plMover->SetPosition(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o);
plMover->m_movementInfo = movementInfo;
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
// after move info set
if ((opcode == MSG_MOVE_SET_WALK_MODE || opcode == MSG_MOVE_SET_RUN_MODE))
plMover->UpdateWalkMode(plMover, false);
if(plMover->isMovingOrTurning())
plMover->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
if(movementInfo.GetPos()->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.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o);
}
}
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 & recv_data )
{
uint32 opcode = recv_data.GetOpcode();
sLog.outDebug("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
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())
return;
/* extract packet */
MovementInfo movementInfo;
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 %u 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();
return;
}
if (!MaNGOS::IsValidMapCoord(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o))
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 )
return;
if( !MaNGOS::IsValidMapCoord(movementInfo.x+movementInfo.t_x, movementInfo.y + movementInfo.t_y,
movementInfo.z + movementInfo.t_z, movementInfo.o + movementInfo.t_o) )
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 = MapManager::Instance().m_Transports.begin(); iter != MapManager::Instance().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 */
recv_data.put<uint32>(6, getMSTime()); // fix time, offset flags(4) + unk(2)
WorldPacket data(recv_data.GetOpcode(), (mover->GetPackGUID().size()+recv_data.size()));
data.append(mover->GetPackGUID()); // use mover guid
data.append(recv_data.contents(), recv_data.size());
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, recv_data.GetOpcode());
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(Map *map = mover->GetMap())
map->CreatureRelocation((Creature*)mover, movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
}
}
void WorldSession::HandleMoverRelocation(MovementInfo& movementInfo)
{
if (m_clientTimeDelay == 0)
m_clientTimeDelay = WorldTimer::getMSTime() - movementInfo.GetTime();
movementInfo.UpdateTime(movementInfo.GetTime() + m_clientTimeDelay + MOVEMENT_PACKET_TIME_DELAY);
Unit* mover = _player->GetMover();
if (Player* plMover = mover->GetTypeId() == TYPEID_PLAYER ? (Player*)mover : nullptr)
{
if (movementInfo.HasMovementFlag(MOVEFLAG_ONTRANSPORT))
{
if (!plMover->m_transport)
{
// elevators also cause the client to send MOVEFLAG_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)->GetObjectGuid() == movementInfo.GetTransportGuid())
{
plMover->m_transport = (*iter);
(*iter)->AddPassenger(plMover);
break;
}
}
}
}
else if (plMover->m_transport) // if we were on a transport, leave
{
plMover->m_transport->RemovePassenger(plMover);
plMover->m_transport = nullptr;
movementInfo.ClearTransportData();
}
if (movementInfo.HasMovementFlag(MOVEFLAG_SWIMMING) != plMover->IsInWater())
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater(!plMover->IsInWater() || plMover->GetTerrain()->IsUnderWater(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z));
}
plMover->SetPosition(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o);
plMover->m_movementInfo = movementInfo;
if (movementInfo.GetPos()->z < -500.0f)
{
if (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, plMover->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.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o);
}
}
void WorldSession::HandleMovementOpcodes( WorldPacket & recv_data )
{
uint32 opcode = recv_data.GetOpcode();
DEBUG_LOG("WORLD: Recvd %s (%u, 0x%X) opcode", LookupOpcodeName(opcode), opcode, opcode);
recv_data.hexlike();
Unit *mover = _player->GetMover();
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 */
ObjectGuid guid;
MovementInfo movementInfo;
recv_data >> guid.ReadAsPacked();
recv_data >> movementInfo;
/*----------------*/
// ignore wrong guid (player attempt cheating own session for not own guid possible...)
if (guid != mover->GetObjectGuid())
return;
if (!MaNGOS::IsValidMapCoord(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o))
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
/* handle special cases */
if (movementInfo.HasMovementFlag(MOVEFLAG_ONTRANSPORT) && !mover->GetVehicleGUID())
{
// transports size limited
// (also received at zeppelin/lift leave by some reason with t_* as absolute in continent coordinates, can be safely skipped)
if( movementInfo.GetTransportPos()->x > 50 || movementInfo.GetTransportPos()->y > 50 || movementInfo.GetTransportPos()->z > 100 )
{
recv_data.rpos(recv_data.wpos()); // prevent warnings spam
return;
}
if( !MaNGOS::IsValidMapCoord(movementInfo.GetPos()->x + movementInfo.GetTransportPos()->x, movementInfo.GetPos()->y + movementInfo.GetTransportPos()->y,
movementInfo.GetPos()->z + movementInfo.GetTransportPos()->z, movementInfo.GetPos()->o + movementInfo.GetTransportPos()->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.GetTransportPos()->x*movementInfo.GetTransportPos()->x + movementInfo.GetTransportPos()->y*movementInfo.GetTransportPos()->y + movementInfo.GetTransportPos()->z*movementInfo.GetTransportPos()->z;
if (trans_rad > 3600.0f) // transport radius = 60 yards //cheater with on_transport_flag
{
return;
}
// elevators also cause the client to send MOVEFLAG_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)->GetObjectGuid() == movementInfo.GetTransportGuid())
{
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.ClearTransportData();
}
// 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->IsTaxiFlying())
plMover->HandleFall(movementInfo);
if (plMover && (movementInfo.HasMovementFlag(MOVEFLAG_SWIMMING) != plMover->IsInWater()))
{
// now client not include swimming flag in case jumping under water
plMover->SetInWater( !plMover->IsInWater() || plMover->GetBaseMap()->IsUnderWater(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z) );
if(plMover->GetBaseMap()->IsUnderWater(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z-7.0f))
{
plMover->m_anti_BeginFallZ=INVALID_HEIGHT;
}
}
if (movementInfo.HasMovementFlag(MOVEFLAG_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.GetPos()->x;
float delta_y = GetPlayer()->GetPositionY() - movementInfo.GetPos()->y;
float delta_z = GetPlayer()->GetPositionZ() - movementInfo.GetPos()->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.GetMovementFlags() & (MOVEFLAG_FLYING | MOVEFLAG_SWIMMING)))
{
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.GetMovementFlags() & (MOVEFLAG_FALLING | MOVEFLAG_FALLINGFAR)) != 0)
{
GetPlayer()->m_anti_BeginFallZ=(float)(movementInfo.GetPos()->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();
if(delta_xyt > MaxDeltaXYT && delta<=100.0f && GetPlayer()->GetZoneId() != 2257)
{
if(sWorld.GetMvAnticheatSpeedCheck())
Anti__CheatOccurred(CurTime,"Speed hack",delta_xyt,LookupOpcodeName(opcode),
(float)(GetPlayer()->GetMotionMaster()->GetCurrentMovementGeneratorType()),
(float)(getMSTimeDiff(OldNextLenCheck-500,CurTime)));
}
}
if(delta > 100.0f && GetPlayer()->GetZoneId() != 2257)
{
Anti__ReportCheat("Tele hack",delta,LookupOpcodeName(opcode));
}
// Check for waterwalking . Fix new way of checking for waterwalking by Darky88
if (movementInfo.HasMovementFlag(MOVEFLAG_WATERWALKING) &&
!(GetPlayer()->HasAuraType(SPELL_AURA_WATER_WALK) || GetPlayer()->HasAuraType(SPELL_AURA_GHOST)))
{
if(sWorld.GetMvAnticheatWaterCheck())
Anti__CheatOccurred(CurTime,"Water walking",0.0f,NULL,0.0f,(uint32)(movementInfo.GetMovementFlags()));
}
// Check for walking upwards a mountain while not beeing able to do that, New check by Darky88
if((delta_z < -2.3f) && (tg_z > 2.37f))
{
if(sWorld.GetMvAnticheatMountainCheck())
Anti__CheatOccurred(CurTime,"Mountain 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.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->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.GetMovementFlags() & (MOVEFLAG_CAN_FLY | MOVEFLAG_FLYING | MOVEFLAG_ROOT)) != 0) // Fly Hack
{
// Fix Aura 55164 by KAPATEJIb
if (!GetPlayer()->HasAura(55164))
if(sWorld.GetMvAnticheatFlyCheck())
Anti__CheatOccurred(CurTime,"Fly hack",
((uint8)(GetPlayer()->HasAuraType(SPELL_AURA_FLY))) +
/*((uint8)(GetPlayer()->HasAuraType(SPELL_AURA_MOD_INCREASE_FLIGHT_SPEED))*2),*/
((uint8)(GetPlayer()->HasAuraType(SPELL_AURA_MOD_FLIGHT_SPEED_MOUNTED))*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.GetMovementFlags() & (MOVEFLAG_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.GetMovementFlags());
}
}
/*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 */
movementInfo.UpdateTime(getMSTime());
WorldPacket data(opcode, recv_data.size());
data.appendPackGUID(mover->GetGUID()); // write guid
movementInfo.Write(data); // write data
mover->SendMessageToSetExcept(&data, _player);
if(plMover) // nothing is charmed, or player charmed
{
plMover->SetPosition(movementInfo.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->o);
plMover->m_movementInfo = movementInfo;
plMover->UpdateFallInformationIfNeed(movementInfo, opcode);
// after move info set
if ((opcode == MSG_MOVE_SET_WALK_MODE || opcode == MSG_MOVE_SET_RUN_MODE))
plMover->UpdateWalkMode(plMover, false);
if(plMover->isMovingOrTurning())
plMover->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
if(movementInfo.GetPos()->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, plMover->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.GetPos()->x, movementInfo.GetPos()->y, movementInfo.GetPos()->z, movementInfo.GetPos()->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);
if(GetPlayer()->GetDontMove())
return;
/* extract packet */
MovementInfo movementInfo;
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 %u 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();
return;
}
if (!MaNGOS::IsValidMapCoord(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o))
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_x > 50 || movementInfo.t_y > 50 || movementInfo.t_z > 50 )
return;
if( !MaNGOS::IsValidMapCoord(movementInfo.x+movementInfo.t_x, movementInfo.y+movementInfo.t_y,
movementInfo.z+movementInfo.t_z, movementInfo.o+movementInfo.t_o) )
return;
// if we boarded a transport, add us to it
if (!GetPlayer()->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::iterator iter = MapManager::Instance().m_Transports.begin(); iter != MapManager::Instance().m_Transports.end(); ++iter)
{
if ((*iter)->GetGUID() == movementInfo.t_guid)
{
GetPlayer()->m_transport = (*iter);
(*iter)->AddPassenger(GetPlayer());
break;
}
}
}
}
else if (GetPlayer()->m_transport) // if we were on a transport, leave
{
GetPlayer()->m_transport->RemovePassenger(GetPlayer());
GetPlayer()->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 && !GetPlayer()->isInFlight())
{
// calculate total z distance of the fall
float z_diff = GetPlayer()->m_lastFallZ - movementInfo.z;
sLog.outDebug("zDiff = %f", z_diff);
Player *target = GetPlayer();
//Players with low fall distance, Feather Fall or physical immunity (charges used) are ignored
// 14.57 can be calculated by resolving damageperc formular below to 0
if (z_diff >= 14.57f && !target->isDead() && !target->isGameMaster() &&
!target->HasAuraType(SPELL_AURA_HOVER) && !target->HasAuraType(SPELL_AURA_FEATHER_FALL) &&
!target->HasAuraType(SPELL_AURA_FLY) && !target->IsImmunedToDamage(SPELL_SCHOOL_MASK_NORMAL) )
{
//Safe fall, fall height reduction
int32 safe_fall = target->GetTotalAuraModifier(SPELL_AURA_SAFE_FALL);
float damageperc = 0.018f*(z_diff-safe_fall)-0.2426f;
if(damageperc >0 )
{
uint32 damage = (uint32)(damageperc * target->GetMaxHealth()*sWorld.getRate(RATE_DAMAGE_FALL));
float height = movementInfo.z;
target->UpdateGroundPositionZ(movementInfo.x,movementInfo.y,height);
if (damage > 0)
{
//Prevent fall damage from being more than the player maximum health
if (damage > target->GetMaxHealth())
damage = target->GetMaxHealth();
// Gust of Wind
if (target->GetDummyAura(43621))
damage = target->GetMaxHealth()/2;
target->EnvironmentalDamage(target->GetGUID(), DAMAGE_FALL, damage);
// recheck alive, might have died of EnvironmentalDamage
if (target->isAlive())
target->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_FALL_WITHOUT_DYING, uint32(z_diff*100));
}
//Z given by moveinfo, LastZ, FallTime, WaterZ, MapZ, Damage, Safefall reduction
DEBUG_LOG("FALLDAMAGE z=%f sz=%f pZ=%f FallTime=%d mZ=%f damage=%d SF=%d" , movementInfo.z, height, target->GetPositionZ(), movementInfo.fallTime, height, damage, safe_fall);
}
}
}
if(((movementInfo.flags & MOVEMENTFLAG_SWIMMING) != 0) != GetPlayer()->IsInWater())
{
// now client not include swimming flag in case jumping under water
GetPlayer()->SetInWater( !GetPlayer()->IsInWater() || GetPlayer()->GetBaseMap()->IsUnderWater(movementInfo.x, movementInfo.y, movementInfo.z) );
}
/*----------------------*/
/* process position-change */
Unit *mover = _player->m_mover;
recv_data.put<uint32>(6, getMSTime()); // fix time, offset flags(4) + unk(2)
WorldPacket data(recv_data.GetOpcode(), (mover->GetPackGUID().size()+recv_data.size()));
data.append(_player->m_mover->GetPackGUID()); // use mover guid
data.append(recv_data.contents(), recv_data.size());
GetPlayer()->SendMessageToSet(&data, false);
if(!_player->GetCharmGUID()) // nothing is charmed
{
_player->SetPosition(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
_player->m_movementInfo = movementInfo;
_player->SetUnitMovementFlags(movementInfo.flags);
}
else
{
if(mover->GetTypeId() != TYPEID_PLAYER) // unit, creature, pet, vehicle...
{
if(Map *map = mover->GetMap())
map->CreatureRelocation((Creature*)mover, movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
mover->SetUnitMovementFlags(movementInfo.flags);
}
else // player
{
((Player*)mover)->SetPosition(movementInfo.x, movementInfo.y, movementInfo.z, movementInfo.o);
((Player*)mover)->m_movementInfo = movementInfo;
((Player*)mover)->SetUnitMovementFlags(movementInfo.flags);
}
}
if (GetPlayer()->m_lastFallTime >= movementInfo.fallTime || GetPlayer()->m_lastFallZ <=movementInfo.z || recv_data.GetOpcode() == MSG_MOVE_FALL_LAND)
GetPlayer()->SetFallInformation(movementInfo.fallTime, movementInfo.z);
if(GetPlayer()->isMovingOrTurning())
GetPlayer()->RemoveSpellsCausingAura(SPELL_AURA_FEIGN_DEATH);
if(movementInfo.z < -500.0f)
{
if(GetPlayer()->InBattleGround()
&& GetPlayer()->GetBattleGround()
&& GetPlayer()->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(GetPlayer()->isAlive())
{
GetPlayer()->EnvironmentalDamage(GetPlayer()->GetGUID(),DAMAGE_FALL_TO_VOID, GetPlayer()->GetMaxHealth());
// change the death state to CORPSE to prevent the death timer from
// starting in the next player update
GetPlayer()->KillPlayer();
GetPlayer()->BuildPlayerRepop();
}
// cancel the death timer here if started
GetPlayer()->RepopAtGraveyard();
}
}
}
