Core/Dungeon Finder: Reset player Locked Dungeons after change level or bind to heroic instance

Note: Actual DF system is not supposed to select a dungeon you are already saved to (core does not support someone to have multiple saves on the same instance)

--HG--
branch : trunk

src/server/game/DungeonFinding/LFGMgr.cpp

@@ -416,10 +416,6 @@ bool LFGMgr::RemoveFromQueue(const uint64& guid)
 void LFGMgr::InitializeLockedDungeons(Player* plr)
 {
     uint64 guid = plr->GetGUID();
-    LfgLockMap cachedLockMap = GetLockedDungeons(guid);
-    if (!cachedLockMap.empty())
-        return;
-
     uint8 level = plr->getLevel();
     uint8 expansion = plr->GetSession()->Expansion();
     LfgDungeonSet dungeons = GetDungeonsByRandom(0);

src/server/game/DungeonFinding/LFGScripts.cpp

@@ -141,9 +141,9 @@ void LFGScripts::OnInviteMember(Group* group, uint64 guid)
     sLFGMgr->Leave(NULL, group);
 }
 
-void LFGScripts::OnLevelChanged(Player* /*player*/, uint8 /*newLevel*/)
+void LFGScripts::OnLevelChanged(Player* player, uint8 /*newLevel*/)
 {
-    // TODO - Invalidate LockStatus from cache
+    sLFGMgr->InitializeLockedDungeons(player);
 }
 
 void LFGScripts::OnLogout(Player* player)
@@ -163,3 +163,10 @@ void LFGScripts::OnLogin(Player* player)
     sLFGMgr->InitializeLockedDungeons(player);
     // TODO - Restore LfgPlayerData and send proper status to player if it was in a group
 }
+
+void LFGScripts::OnBindToInstance(Player* player, Difficulty difficulty, uint32 mapId, bool permanent)
+{
+    MapEntry const* mapEntry = sMapStore.LookupEntry(mapId);
+    if (mapEntry->IsDungeon() && difficulty > DUNGEON_DIFFICULTY_NORMAL)
+        sLFGMgr->InitializeLockedDungeons(player);
+}

src/server/game/DungeonFinding/LFGScripts.h

@@ -42,4 +42,5 @@ class LFGScripts: public GroupScript, public PlayerScript
         void OnLevelChanged(Player* player, uint8 newLevel);
         void OnLogout(Player* player);
         void OnLogin(Player* player);
+        void OnBindToInstance(Player* player, Difficulty difficulty, uint32 mapId, bool permanent);
 };