Infinite curtains fix: part 1 (failed)

just copied this string from mcl_signs... it looks like it SHOULD fix that, but it DOESN'T. (i hate curtains now)

api.lua

@@ -367,6 +367,10 @@ function mcl_decor.register_curtains(color, desc, wool, wooltile, dye, colorgrou
 				if not success then
 					return itemstack
 				end
+				-- V this one SHOULD fix infinite curtains problem, but it doesn't V
+				if not minetest.is_creative_enabled(placer:get_player_name()) then
+					itemstack:take_item()
+				end
 			end
 		end,
 		on_rightclick = function(pos, node, _, itemstack)