*Store mapId in Corpse class for access to corpse when grid containing them is unloaded and map pointer is unloaded leading to crash.

--HG--
branch : trunk

src/game/Corpse.h

@@ -67,6 +67,11 @@ class Corpse : public WorldObject
         void DeleteBonesFromWorld();
         void DeleteFromDB();
 
+        void SetMap (Map * map) {WorldObject::SetMap(map); m_mapId = map->GetId();}
+        // Used to check object existence in unloaded grids
+        uint32 GetMapId() const {return m_mapId;}
+        void SetMapId (uint32 id) {m_mapId = id;}
+
         uint64 const& GetOwnerGUID() const { return GetUInt64Value(CORPSE_FIELD_OWNER); }
 
         time_t const& GetGhostTime() const { return m_time; }
@@ -95,6 +100,7 @@ class Corpse : public WorldObject
         CorpseType m_type;
         time_t m_time;
         GridPair m_grid;                                    // gride for corpse position for fast search
+        uint32 m_mapId;                                     // map id for fast corpse check at packet requests and in other situations with unloaded map of corpse.
 };
 #endif