Minor cleaning

src/admin_tools/entrances.lua

@@ -15,7 +15,6 @@ end)
 
 
 function arena_lib.enter_entrance_settings(p_name, mod)
-
   if arena_lib.is_player_in_arena(p_name) then
     arena_lib.print_error(p_name, S("You can't perform this action while in game!"))
     return end
@@ -25,7 +24,7 @@ function arena_lib.enter_entrance_settings(p_name, mod)
     return end
 
   players_in_entrance_fs[p_name] = mod
-  minetest.show_formspec(p_name, "arena_lib:entrance_settings", get_formspec(p_name, mod))
+  minetest.show_formspec(p_name, "arena_lib:entrance_settings", get_formspec(mod))
 end
 
 
@@ -50,17 +49,17 @@ end
 
 
 
-function get_formspec(sender, mod, all_value)
-
+function get_formspec(mod, all_value)
   local mod_ref = arena_lib.mods[mod]
   local arenas_amnt = 0
 
-  for _, arena in pairs(mod_ref.arenas) do
+  for _, _ in pairs(mod_ref.arenas) do
     arenas_amnt = arenas_amnt + 1
   end
 
   local row_height = 0.8
   local size_y = 2.8 + (row_height * arenas_amnt)
+
   all_value = all_value or entrances[arena_lib.DEFAULT_ENTRANCE]
 
   local formspec = {
@@ -113,7 +112,7 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
     end
 
     local entrance_type_id = entrances[entrances_tr_name[fields["all_arenas"]]]
-    minetest.show_formspec(p_name, "arena_lib:entrance_settings", get_formspec(p_name, mod, entrance_type_id))
+    minetest.show_formspec(p_name, "arena_lib:entrance_settings", get_formspec(mod, entrance_type_id))
 
   -- ..sennò solo quella del tasto premuto
   else

src/api/teams.lua

@@ -56,7 +56,7 @@ end
 
 
 function arena_lib.get_teamID(p_name)
-  if not arena_lib.is_player_in_arena(p_name) then return end
+  if not arena_lib.is_player_playing(p_name) then return end
 
   local arena = arena_lib.get_arena_by_player(p_name)