Update trigger visibility when doing gm on/off

Fix by liberate

--HG--
branch : trunk

src/game/Level1.cpp

@@ -228,6 +228,7 @@ bool ChatHandler::HandleGMCommand(const char* args)
     {
         m_session->GetPlayer()->SetGameMaster(true);
         m_session->SendNotification(LANG_GM_ON);
+        m_session->GetPlayer()->UpdateTriggerVisibility();
         #ifdef _DEBUG_VMAPS
         VMAP::IVMapManager *vMapManager = VMAP::VMapFactory::createOrGetVMapManager();
         vMapManager->processCommand("stoplog");
@@ -239,6 +240,7 @@ bool ChatHandler::HandleGMCommand(const char* args)
     {
         m_session->GetPlayer()->SetGameMaster(false);
         m_session->SendNotification(LANG_GM_OFF);
+        m_session->GetPlayer()->UpdateTriggerVisibility();
         #ifdef _DEBUG_VMAPS
         VMAP::IVMapManager *vMapManager = VMAP::VMapFactory::createOrGetVMapManager();
         vMapManager->processCommand("startlog");

src/game/Player.cpp

@@ -20325,6 +20325,28 @@ void Player::UpdateVisibilityOf(WorldObject* target)
     }
 }
 
+void Player::UpdateTriggerVisibility()
+{
+    if (m_clientGUIDs.empty())
+        return;
+
+    UpdateData udata;
+    WorldPacket packet;
+    for (ClientGUIDs::iterator itr=m_clientGUIDs.begin(); itr != m_clientGUIDs.end(); ++itr)
+    {
+        if (IS_CREATURE_GUID(*itr))
+        {
+            Creature *obj = IsInWorld() ? GetMap()->GetCreature(*itr) : NULL;
+            if (!obj || !obj->isTrigger())
+                continue;
+
+            obj->BuildCreateUpdateBlockForPlayer(&udata,this);
+        }
+    }
+    udata.BuildPacket(&packet);
+    GetSession()->SendPacket(&packet);
+}
+
 void Player::SendInitialVisiblePackets(Unit* target)
 {
     SendAurasForTarget(target);

src/game/Player.h

@@ -2215,6 +2215,7 @@ class Player : public Unit, public GridObject<Player>
         void UpdateObjectVisibility(bool forced = true);
         void UpdateVisibilityForPlayer();
         void UpdateVisibilityOf(WorldObject* target);
+        void UpdateTriggerVisibility();
 
         template<class T>
             void UpdateVisibilityOf(T* target, UpdateData& data, std::set<Unit*>& visibleNow);