fix(TheEye): make sure kael'thas is blocked off until all 3 prior bosses die

conf/progression_system.conf.dist

@@ -114,3 +114,13 @@ ProgressionSystem.60.WorldBosses.KazzakPhasing = 1
 #
 
 ProgressionSystem.70.SerpentshrineCavern.RequireAllBosses = 1
+
+#
+#    ProgressionSystem.70.TheEye.RequireAllBosses
+#        Description: Requires all bosses being killed to open the doors to Kael
+#        Default:   1 - Enabled
+#                   0 - Disabled
+#
+#
+
+ProgressionSystem.70.TheEye.RequireAllBosses = 1

src/Bracket_70_3_2/Bracket_70_3_2_loader.cpp

@@ -4,8 +4,12 @@
 
 #include "ProgressionSystem.h"
 
+void AddSC_the_eye_70();
+
 void AddBracket_70_3_B_Scripts()
 {
     if (!(sConfigMgr->GetOption<bool>("ProgressionSystem.Bracket_70_3_2", false)))
         return;
+
+    AddSC_the_eye_70();
 }

src/Bracket_70_3_2/scripts/the_eye.cpp

@@ -0,0 +1,96 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
+ */
+
+#include "Config.h"
+#include "Player.h"
+#include "ScriptMgr.h"
+#include "SpellInfo.h"
+
+enum SSCMisc
+{
+    GO_RIGHT_KAEL_DOOR  = 184327,
+    GO_LEFT_KAEL_DOOR   = 184329,
+    MAP_TK              = 550,
+    DATA_KAEL           = 3
+};
+
+class GlobalTheEyeScript : public GlobalScript
+{
+public:
+    GlobalTheEyeScript() : GlobalScript("GlobalTheEyeScript") { }
+
+    bool IsAnyBossAlive(Map* map, uint32 bossId = 0, uint32 newState = 0)
+    {
+        if (InstanceMap* instanceMap = map->ToInstanceMap())
+        {
+            if (InstanceScript* instance = instanceMap->GetInstanceScript())
+            {
+                uint32 bossCount = instance->GetEncounterCount() - 1;
+                for (uint8 id = 0; id < bossCount; ++id)
+                {
+                    if (id == bossId && newState == DONE)
+                    {
+                        continue;
+                    }
+
+                    if (instance->GetBossState(id) != DONE)
+                    {
+                        return true;
+                    }
+                }
+            }
+        }
+
+        return false;
+    }
+
+    void AfterInstanceGameObjectCreate(Map* map, GameObject* go) override
+    {
+        if (sConfigMgr->GetOption<int>("ProgressionSystem.70.TheEye.RequireAllBosses", 1))
+        {
+            if (go->GetEntry() == GO_RIGHT_KAEL_DOOR || go->GetEntry() == GO_LEFT_KAEL_DOOR)
+            {
+                if (IsAnyBossAlive(map))
+                {
+                    go->SetGoState(GO_STATE_READY);
+                }
+            }
+        }
+    }
+
+    void OnBeforeSetBossState(uint32 bossId, EncounterState newState, EncounterState /*oldState*/, Map* map) override
+    {
+        if (sConfigMgr->GetOption<int>("ProgressionSystem.70.TheEye.RequireAllBosses", 1))
+        {
+            if (map->GetEntry()->MapID == MAP_TK)
+            {
+                if (InstanceMap* instanceMap = map->ToInstanceMap())
+                {
+                    if (InstanceScript* instance = instanceMap->GetInstanceScript())
+                    {
+                        if (!IsAnyBossAlive(map, bossId, newState))
+                        {
+                            if (Creature* kael = instance->GetCreature(DATA_KAEL))
+                            {
+                                if (GameObject* rightDoor = kael->FindNearestGameObject(GO_RIGHT_KAEL_DOOR, 600.0f))
+                                {
+                                    if (GameObject* leftDoor = kael->FindNearestGameObject(GO_LEFT_KAEL_DOOR, 600.0f))
+                                    {
+                                        rightDoor->SetGoState(GO_STATE_ACTIVE);
+                                        leftDoor->SetGoState(GO_STATE_ACTIVE);
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+};
+
+void AddSC_the_eye_70()
+{
+    new GlobalTheEyeScript();
+}