[Core/Script] Kelthuzad, add door open/close on combat state change

src/server/scripts/Northrend/Naxxramas/boss_kelthuzad.cpp

@@ -175,6 +175,8 @@ public:
                     go->SetPhaseMask(1, true);
                     go->SetGoState(GO_STATE_READY);
                 }
+                if (GameObject* go = me->GetMap()->GetGameObject(pInstance->GetData64(DATA_KELTHUZAD_GATE)))
+                    go->SetGoState(GO_STATE_ACTIVE);
             }
         }
 
@@ -234,6 +236,8 @@ public:
                     go->SetGoState(GO_STATE_ACTIVE);
                 }
             }
+            if (GameObject* go = me->GetMap()->GetGameObject(pInstance->GetData64(DATA_KELTHUZAD_GATE)))
+                go->SetGoState(GO_STATE_READY);
         }
 
         void JustSummoned(Creature* cr) { summons.Summon(cr); }

src/server/scripts/Northrend/Naxxramas/instance_naxxramas.cpp

@@ -67,6 +67,7 @@ public:
             _thaddiusGateGUID = 0;
             _horsemanGateGUID = 0;
             _kelthuzadfloorGUID = 0;
+            _kelthuzadgateGUID = 0;
             _sapphironGateGUID = 0;
             _horsemanPortalGUID = 0;
             _loathebPortalGUID = 0;
@@ -120,6 +121,7 @@ public:
         uint64 _gothikExitGateGUID;
         uint64 _horsemanGateGUID;
         uint64 _kelthuzadfloorGUID;
+        uint64 _kelthuzadgateGUID;
         uint64 _sapphironGateGUID;
         uint64 _horsemanPortalGUID;
         uint64 _loathebPortalGUID;
@@ -298,6 +300,9 @@ public:
                 case GO_KELTHUZAD_FLOOR:
                     _kelthuzadfloorGUID = pGo->GetGUID();
                     break;
+                case GO_KELTHUZAD_GATE:
+                    _kelthuzadgateGUID = pGo->GetGUID();
+                break;
                 case GO_SAPPHIRON_GATE:
                     _sapphironGateGUID = pGo->GetGUID();
                     if (Encounters[EVENT_SAPPHIRON] == DONE)
@@ -682,6 +687,8 @@ public:
                     return _gothikExitGateGUID;
                 case DATA_KELTHUZAD_FLOOR:
                     return _kelthuzadfloorGUID;
+                case DATA_KELTHUZAD_GATE:
+                    return _kelthuzadgateGUID;
 
                 // NPCs
                 case DATA_THADDIUS_BOSS:

src/server/scripts/Northrend/Naxxramas/naxxramas.h

@@ -47,6 +47,7 @@ enum NXData
     DATA_HUNDRED_CLUB               = 117,
     DATA_DANCE_FAIL                 = 118,
     DATA_IMMORTAL_FAIL              = 119,
+    DATA_KELTHUZAD_GATE				= 120,
 };
 
 enum NXGOs
@@ -73,6 +74,7 @@ enum NXGOs
 
     GO_SAPPHIRON_BIRTH              = 181356,
     GO_KELTHUZAD_FLOOR              = 181444,
+    GO_KELTHUZAD_GATE				= 181228,
 
     GO_DEATHKNIGHT_WING             = 181577, //Loatheb portal
     GO_THADDIUS_PORTAL              = 181576, //Thadius portal