[10390] Add several new script calls for InstanceData

OnCreature Evade/Death/EnterCombat and in addition OnPlayerLeave
The functions are intended to help doing instance related tasks (in other words, not for the general AI of creatures).

Signed-off-by: NoFantasy <nofantasy@nf.no>

src/game/InstanceData.h

@@ -57,12 +57,24 @@ class MANGOS_DLL_SPEC InstanceData
         //Called when a player successfully enters the instance (after really added to map)
         virtual void OnPlayerEnter(Player *) {}
 
+        //Called when a player leaves the instance (before really removed from map (or possibly world))
+        virtual void OnPlayerLeave(Player *) {}
+
         //Called when a gameobject is created
         virtual void OnObjectCreate(GameObject *) {}
 
         //called on creature creation
         virtual void OnCreatureCreate(Creature * /*creature*/) {}
 
+        //called on creature enter combat
+        virtual void OnCreatureEnterCombat(Creature * /*creature*/) {}
+
+        //called on creature evade
+        virtual void OnCreatureEvade(Creature * /*creature*/) {}
+
+        //called on creature death
+        virtual void OnCreatureDeath(Creature * /*creature*/) {}
+
         //All-purpose data storage 64 bit
         virtual uint64 GetData64(uint32 /*Data*/) { return 0; }
         virtual void SetData64(uint32 /*Data*/, uint64 /*Value*/) { }

src/game/Map.cpp

@@ -1824,10 +1824,16 @@ void BattleGroundMap::Update(const uint32& diff)
 void InstanceMap::Remove(Player *player, bool remove)
 {
     DETAIL_LOG("MAP: Removing player '%s' from instance '%u' of map '%s' before relocating to other map", player->GetName(), GetInstanceId(), GetMapName());
+
     //if last player set unload timer
     if(!m_unloadTimer && m_mapRefManager.getSize() == 1)
         m_unloadTimer = m_unloadWhenEmpty ? MIN_UNLOAD_DELAY : std::max(sWorld.getConfig(CONFIG_UINT32_INSTANCE_UNLOAD_DELAY), (uint32)MIN_UNLOAD_DELAY);
+
+    if (i_data)
+        i_data->OnPlayerLeave(player);
+
     Map::Remove(player, remove);
+
     // for normal instances schedule the reset after all players have left
     SetResetSchedule(true);
 }

src/game/Unit.cpp

@@ -41,6 +41,7 @@
 #include "Util.h"
 #include "Totem.h"
 #include "BattleGround.h"
+#include "InstanceData.h"
 #include "InstanceSaveMgr.h"
 #include "GridNotifiersImpl.h"
 #include "CellImpl.h"
@@ -814,6 +815,9 @@ uint32 Unit::DealDamage(Unit *pVictim, uint32 damage, CleanDamage const* cleanDa
                     ((Creature*)pOwner)->AI()->SummonedCreatureJustDied(cVictim);
             }
 
+            if (InstanceData* mapInstance = cVictim->GetInstanceData())
+                mapInstance->OnCreatureDeath(cVictim);
+
             // Dungeon specific stuff, only applies to players killing creatures
             if(cVictim->GetInstanceId())
             {
@@ -7470,6 +7474,9 @@ void Unit::SetInCombatState(bool PvP, Unit* enemy)
 
         if (((Creature*)this)->AI())
             ((Creature*)this)->AI()->EnterCombat(enemy);
+
+        if (InstanceData* mapInstance = this->GetInstanceData())
+            mapInstance->OnCreatureEnterCombat((Creature*)this);
     }
 }
 
@@ -8329,6 +8336,10 @@ void Unit::TauntFadeOut(Unit *taunter)
     {
         if(((Creature*)this)->AI())
             ((Creature*)this)->AI()->EnterEvadeMode();
+
+        if (InstanceData* mapInstance = this->GetInstanceData())
+            mapInstance->OnCreatureEvade((Creature*)this);
+
         return;
     }
 
@@ -8424,6 +8435,9 @@ bool Unit::SelectHostileTarget()
     // enter in evade mode in other case
     ((Creature*)this)->AI()->EnterEvadeMode();
 
+    if (InstanceData* mapInstance = this->GetInstanceData())
+        mapInstance->OnCreatureEvade((Creature*)this);
+
     return false;
 }
 

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "10389"
+ #define REVISION_NR "10390"
 #endif // __REVISION_NR_H__