Core/Vehicles: fix crash

- Aura could be removed in Unit::SetCharmedBy (StopMoving->Relocate->ProcessTerrainStatusUpdate->RemoveAurasWithInterruptFlags)
- By not passing AuraApplication parameter execution continued with a removed application leaving vehicle in a invalid state (m_sharedVision not empty)

Closes #18281

(cherry picked from commit eb7d22d23eedb0d1b5374f80518cd7994d7c7b3a)
This commit is contained in:
ariel-
2021-08-08 21:21:34 +02:00
committed by funjoker
parent 70c26d53cb
commit 489b111a8a
+22 -7
View File
@@ -27,6 +27,7 @@
#include "ObjectMgr.h"
#include "Player.h"
#include "ScriptMgr.h"
#include "SpellAuraEffects.h"
#include "TemporarySummon.h"
#include "Unit.h"
#include "Util.h"
@@ -761,7 +762,16 @@ bool VehicleJoinEvent::Execute(uint64, uint32)
{
ASSERT(Passenger->IsInWorld());
ASSERT(Target && Target->GetBase()->IsInWorld());
ASSERT(Target->GetBase()->HasAuraTypeWithCaster(SPELL_AURA_CONTROL_VEHICLE, Passenger->GetGUID()));
Unit::AuraEffectList const& vehicleAuras = Target->GetBase()->GetAuraEffectsByType(SPELL_AURA_CONTROL_VEHICLE);
auto itr = std::find_if(vehicleAuras.begin(), vehicleAuras.end(), [this](AuraEffect const* aurEff) -> bool
{
return aurEff->GetCasterGUID() == Passenger->GetGUID();
});
ASSERT(itr != vehicleAuras.end());
AuraApplication const* aurApp = (*itr)->GetBase()->GetApplicationOfTarget(Target->GetBase()->GetGUID());
ASSERT(aurApp && !aurApp->GetRemoveMode());
Target->RemovePendingEventsForSeat(Seat->first);
Target->RemovePendingEventsForPassenger(Passenger);
@@ -805,14 +815,14 @@ bool VehicleJoinEvent::Execute(uint64, uint32)
player->StopCastingCharm();
player->StopCastingBindSight();
player->SendOnCancelExpectedVehicleRideAura();
if (!(veSeat->FlagsB & VEHICLE_SEAT_FLAG_B_KEEP_PET))
if (!veSeat->HasFlag(VEHICLE_SEAT_FLAG_B_KEEP_PET))
player->UnsummonPetTemporaryIfAny();
}
if (veSeat->Flags & VEHICLE_SEAT_FLAG_DISABLE_GRAVITY)
if (veSeat->HasFlag(VEHICLE_SEAT_FLAG_DISABLE_GRAVITY))
Passenger->SetDisableGravity(true);
if (Seat->second.SeatInfo->Flags & VEHICLE_SEAT_FLAG_PASSENGER_NOT_SELECTABLE)
if (Seat->second.SeatInfo->HasFlag(VEHICLE_SEAT_FLAG_PASSENGER_NOT_SELECTABLE))
Passenger->AddUnitFlag(UNIT_FLAG_NOT_SELECTABLE);
Passenger->m_movementInfo.transport.pos.Relocate(veSeat->AttachmentOffset.X, veSeat->AttachmentOffset.Y, veSeat->AttachmentOffset.Z);
@@ -822,10 +832,15 @@ bool VehicleJoinEvent::Execute(uint64, uint32)
Passenger->m_movementInfo.transport.vehicleId = Target->GetVehicleInfo()->ID;
if (Target->GetBase()->GetTypeId() == TYPEID_UNIT && Passenger->GetTypeId() == TYPEID_PLAYER &&
Seat->second.SeatInfo->Flags & VEHICLE_SEAT_FLAG_CAN_CONTROL)
Seat->second.SeatInfo->HasFlag(VEHICLE_SEAT_FLAG_CAN_CONTROL))
{
bool charmedByResult = Target->GetBase()->SetCharmedBy(Passenger, CHARM_TYPE_VEHICLE); // SMSG_CLIENT_CONTROL
ASSERT(charmedByResult);
// handles SMSG_CLIENT_CONTROL
if (!Target->GetBase()->SetCharmedBy(Passenger, CHARM_TYPE_VEHICLE, aurApp))
{
// charming failed, probably aura was removed by relocation/scripts/whatever
Abort(0);
return true;
}
}
Passenger->SendClearTarget(); // SMSG_BREAK_TARGET