local function check_player_priv(pos, player)
        if not def.only_placer_can_open then
            return true
        end
        local meta = minetest.get_meta(pos)
        local pn = player:get_player_name()
        if meta:get_string("doors_owner") == pn or
                minetest.is_protected(pos,name) then
            return true
        else return false end
    end