[11015] Prevent crash at player far teleport landing to nonexisten battleground instance.

Teleport back in like case or to homebind in bad case.

src/game/MapManager.cpp

@@ -154,12 +154,14 @@ Map* MapManager::FindMap(uint32 mapid, uint32 instanceId) const
 bool MapManager::CanPlayerEnter(uint32 mapid, Player* player)
 {
     const MapEntry *entry = sMapStore.LookupEntry(mapid);
-    if(!entry) return false;
+    if(!entry)
+        return false;
+
     const char *mapName = entry->name[player->GetSession()->GetSessionDbcLocale()];
 
-    if(entry->map_type == MAP_INSTANCE || entry->map_type == MAP_RAID)
+    if(entry->IsDungeon())
     {
-        if (entry->map_type == MAP_RAID)
+        if (entry->IsRaid())
         {
             // GMs can avoid raid limitations
             if(!player->isGameMaster() && !sWorld.getConfig(CONFIG_BOOL_INSTANCE_IGNORE_RAID))
@@ -228,10 +230,9 @@ bool MapManager::CanPlayerEnter(uint32 mapid, Player* player)
             player->SendTransferAborted(GetId(), TRANSFER_ABORT_ZONE_IN_COMBAT);
             return(false);
         }*/
-        return true;
     }
-    else
-        return true;
+
+    return true;
 }
 
 void MapManager::DeleteInstance(uint32 mapid, uint32 instanceId)

src/game/MovementHandler.cpp

@@ -66,6 +66,32 @@ void WorldSession::HandleMoveWorldportAckOpcode()
 
     // get the destination map entry, not the current one, this will fix homebind and reset greeting
     MapEntry const* mEntry = sMapStore.LookupEntry(loc.mapid);
+
+    Map* map = NULL;
+
+    // prevent crash at attempt landing to not existed battleground instance
+    if(mEntry->IsBattleGroundOrArena())
+    {
+        if (GetPlayer()->GetBattleGroundId())
+            map = sMapMgr.FindMap(loc.mapid, GetPlayer()->GetBattleGroundId());
+
+        if (!map)
+        {
+            DETAIL_LOG("WorldSession::HandleMoveWorldportAckOpcode: %s was teleported far to nonexisten battleground instance "
+                " (map:%u, x:%f, y:%f, z:%f) Trying to port him to his previous place..",
+                GetPlayer()->GetGuidStr().c_str(), loc.mapid, loc.coord_x, loc.coord_y, loc.coord_z);
+
+            // Teleport to previous place, if cannot be ported back TP to homebind place
+            if (!GetPlayer()->TeleportTo(old_loc))
+            {
+                DETAIL_LOG("WorldSession::HandleMoveWorldportAckOpcode: %s cannot be ported to his previous place, teleporting him to his homebind place...",
+                    GetPlayer()->GetGuidStr().c_str());
+                GetPlayer()->TeleportToHomebind();
+            }
+            return;
+        }
+    }
+
     InstanceTemplate const* mInstance = ObjectMgr::GetInstanceTemplate(loc.mapid);
 
     // reset instance validity, except if going to an instance inside an instance
@@ -75,7 +101,10 @@ void WorldSession::HandleMoveWorldportAckOpcode()
     GetPlayer()->SetSemaphoreTeleportFar(false);
 
     // relocate the player to the teleport destination
-    GetPlayer()->SetMap(sMapMgr.CreateMap(loc.mapid, GetPlayer()));
+    if (!map)
+        map = sMapMgr.CreateMap(loc.mapid, GetPlayer());
+
+    GetPlayer()->SetMap(map);
     GetPlayer()->Relocate(loc.coord_x, loc.coord_y, loc.coord_z, loc.orientation);
 
     GetPlayer()->SendInitialPacketsBeforeAddToMap();

src/game/SpellAuras.cpp

@@ -2756,7 +2756,7 @@ void Aura::HandleAuraDummy(bool apply, bool Real)
                     if (totem && apply)
                         ((Player*)target)->GetCamera().SetView(totem);
                     else
-                        ((Player*)target)->GetCamera().ResetView(totem);
+                        ((Player*)target)->GetCamera().ResetView();
 
                     return;
                 }

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11014"
+ #define REVISION_NR "11015"
 #endif // __REVISION_NR_H__