Core/Units: Made RemoveAllAurasExceptVehicle more generic, can now be used to remove all auras except specified type

src/server/game/AI/CreatureAIImpl.h

@@ -549,11 +549,8 @@ inline bool CreatureAI::_EnterEvadeMode()
     if (!me->isAlive())
         return false;
 
-    // call specialized vehicle remove auras if creature is one
-    if (!me->IsVehicle())
-        me->RemoveAllAuras();
-    else
-        me->RemoveAllAurasExceptVehicle();
+    // dont remove vehicle auras, passengers arent supposed to drop off the vehicle
+    me->RemoveAllAurasExceptType(SPELL_AURA_CONTROL_VEHICLE);
 
     // sometimes bosses stuck in combat?
     me->DeleteThreatList();

src/server/game/Entities/Unit/Unit.cpp

@@ -4010,12 +4010,12 @@ void Unit::RemoveAllAurasRequiringDeadTarget()
     }
 }
 
-void Unit::RemoveAllAurasExceptVehicle()
+void Unit::RemoveAllAurasExceptType(AuraType type)
 {
     for (AuraApplicationMap::iterator iter = m_appliedAuras.begin(); iter != m_appliedAuras.end();)
     {
         Aura const* aura = iter->second->GetBase();
-        if (!IsSpellHaveAura(aura->GetSpellProto(), SPELL_AURA_CONTROL_VEHICLE))
+        if (!IsSpellHaveAura(aura->GetSpellProto(), type))
             _UnapplyAura(iter, AURA_REMOVE_BY_DEFAULT);
         else
             ++iter;
@@ -4024,7 +4024,7 @@ void Unit::RemoveAllAurasExceptVehicle()
     for (AuraMap::iterator iter = m_ownedAuras.begin(); iter != m_ownedAuras.end();)
     {
         Aura* aura = iter->second;
-        if (!IsSpellHaveAura(aura->GetSpellProto(), SPELL_AURA_CONTROL_VEHICLE))
+        if (!IsSpellHaveAura(aura->GetSpellProto(), type))
             RemoveOwnedAura(iter, AURA_REMOVE_BY_DEFAULT);
         else
             ++iter;

src/server/game/Entities/Unit/Unit.h

@@ -1664,7 +1664,7 @@ class Unit : public WorldObject
         void RemoveArenaAuras(bool onleave = false);
         void RemoveAllAurasOnDeath();
         void RemoveAllAurasRequiringDeadTarget();
-        void RemoveAllAurasExceptVehicle();
+        void RemoveAllAurasExceptType(AuraType type);
         void DelayOwnedAuras(uint32 spellId, uint64 caster, int32 delaytime);
 
         void _RemoveAllAuraStatMods();