Karazhan progression fixes

src/tbcScripts/instance_karazhan.cpp

@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
+ */
+
+#include "Player.h"
+#include "ScriptMgr.h"
+
+enum BlackUrn
+{
+    DATA_NIGHTBANE     = 11,
+    NPC_NIGHTBANE      = 17225,
+    ITEM_BLACKENED_URN = 24140
+};
+
+class go_blackened_urn_70 : public GameObjectScript
+{
+public:
+    go_blackened_urn_70() : GameObjectScript("go_blackened_urn") { }
+
+    //if we summon an entity instead of using a sort of invisible entity, we could unsummon boss on reset
+    //right now that doesn't work because of how the urn works
+    bool OnGossipHello(Player* player, GameObject* go) override
+    {
+        float IntroWay[8][3] =
+        {
+            {-11053.37f, -1794.48f, 149.00f},
+            {-11141.07f, -1841.40f, 125.00f},
+            {-11187.28f, -1890.23f, 125.00f},
+            {-11189.20f, -1931.25f, 125.00f},
+            {-11153.76f, -1948.93f, 125.00f},
+            {-11128.73f, -1929.75f, 125.00f},
+            {-11140.00f, -1915.00f, 122.00f},
+            {-11163.00f, -1903.00f, 91.473f}
+        }; //TODO: move to table
+
+        if (player->HasItemCount(ITEM_BLACKENED_URN, 1))
+        {
+            if (InstanceScript* pInstance = go->GetInstanceScript())
+            {
+                if (pInstance->GetData(DATA_NIGHTBANE) != DONE && !go->FindNearestCreature(NPC_NIGHTBANE, 40.0f))
+                    if (Creature* cr = ObjectAccessor::GetCreature(*player, pInstance->GetGuidData(DATA_NIGHTBANE)))
+                        cr->GetMotionMaster()->MovePoint(0, IntroWay[0][0], IntroWay[0][1], IntroWay[0][2]);
+            }
+        }
+        return false;
+    }
+};
+
+void AddSC_karazhan_70()
+{
+    new go_blackened_urn_70();
+}