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avoid validation errors when esc pressed

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techniX 2019-12-08 22:07:37 +02:00
parent 18912d724d
commit 72cad354a6
1 changed files with 4 additions and 0 deletions
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4
receiver.lua
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@ -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 if formname ~= "ham_radio:configure_handheld_receiver" or not minetest.is_player(player) then
return false return false
end end
if fields.frequency == nil then
-- form is not sent
return
end
local is_frequency_valid = ham_radio.validate_frequency(fields.frequency, true) local is_frequency_valid = ham_radio.validate_frequency(fields.frequency, true)
if is_frequency_valid.result == false then if is_frequency_valid.result == false then
ham_radio.errormsg(player, is_frequency_valid.message) ham_radio.errormsg(player, is_frequency_valid.message)