fix(Core/Boss Script): Obsidian Sanctum Bugs Fixed (Cant enter instance while boss in combat , fix HardMode problem with damage drakes before starting boss) (#2130)

src/server/scripts/Northrend/ChamberOfAspects/ObsidianSanctum/boss_sartharion.cpp

@@ -274,6 +274,7 @@ public:
                         dragonsCount++;
                         me->AddLootMode(1 << dragonsCount);
 
+                        cr->SetHealth(cr->GetMaxHealth());
                         switch(DATA_TENEBRON+i)
                         {
                             case DATA_TENEBRON:

src/server/scripts/Northrend/ChamberOfAspects/ObsidianSanctum/instance_obsidian_sanctum.cpp

@@ -40,6 +40,14 @@ public:
             memset(&Encounters, 0, sizeof(Encounters));
         };
 
+        bool IsEncounterInProgress() const
+        {
+            if (Encounters[BOSS_SARTHARION_EVENT] == IN_PROGRESS)
+                return true;
+
+            return false;
+        }
+
         void OnCreatureCreate(Creature* pCreature)
         {
             switch(pCreature->GetEntry())