Core/CreatureAI: Implemented SummonedCreatureDies function for scripting, it is called when the summoner's summon dies.

--HG--
branch : trunk

src/server/game/AI/CreatureAI.h

@@ -106,6 +106,7 @@ class CreatureAI : public UnitAI
         virtual void IsSummonedBy(Unit * /*summoner*/) {}
 
         virtual void SummonedCreatureDespawn(Creature* /*unit*/) {}
+        virtual void SummonedCreatureDies(Creature* /*unit*/, Unit* /*killer*/) {}
 
         // Called when hit by a spell
         virtual void SpellHit(Unit*, const SpellEntry*) {}

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

@@ -15194,6 +15194,15 @@ void Unit::Kill(Unit *pVictim, bool durabilityLoss)
         // Call creature just died function
         if (creature->IsAIEnabled)
             creature->AI()->JustDied(this);
+		
+        if (creature->ToTempSummon())
+        {
+            if (Unit* pSummoner = creature->ToTempSummon()->GetSummoner())
+            {
+                if (pSummoner->ToCreature() && pSummoner->ToCreature()->IsAIEnabled)
+                    pSummoner->ToCreature()->AI()->SummonedCreatureDies(creature, this);
+            }
+        }
 
         // Dungeon specific stuff, only applies to players killing creatures
         if (creature->GetInstanceId())