avoid validation errors when esc pressed

This commit is contained in:
techniX 2019-12-08 22:07:37 +02:00
parent 18912d724d
commit 72cad354a6

@ -37,6 +37,10 @@ minetest.register_on_player_receive_fields(function(player, formname, fields)
if formname ~= "ham_radio:configure_handheld_receiver" or not minetest.is_player(player) then
return false
end
if fields.frequency == nil then
-- form is not sent
return
end
local is_frequency_valid = ham_radio.validate_frequency(fields.frequency, true)
if is_frequency_valid.result == false then
ham_radio.errormsg(player, is_frequency_valid.message)