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better validation

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techniX 2019-12-07 21:54:21 +02:00
parent 139370227d
commit c70315c038
1 changed files with 3 additions and 4 deletions
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7
helpers.lua
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@ -1,10 +1,9 @@
function ham_radio.validate_frequency(frequency) function ham_radio.validate_frequency(frequency)
if frequency == nil then local num_freq = tonumber(frequency)
return false
end
local num_freq = math.floor(tonumber(frequency))
local freq = tostring(num_freq) local freq = tostring(num_freq)
return freq == frequency return freq == frequency
and num_freq ~= nil
and num_freq == math.floor(num_freq)
and num_freq >= ham_radio.settings.frequency.min and num_freq >= ham_radio.settings.frequency.min
and num_freq <= ham_radio.settings.frequency.max and num_freq <= ham_radio.settings.frequency.max
end end