Wordclock/mqtt2.lua

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-- Global Variables
-- Display other numbers, e.g. Temperatur
tw=nil
tcol=nil
function parseMqttSub(client, topic, data)
if (topic == (mqttPrefix .. "/cmd/num/val")) then
if (( data == "" ) or (data == nil)) then
tw=nil
print("MQTT | wordclock failed")
else
-- generate the temperatur to display, once as it will not change
local dispTemp = tonumber(data)
collectgarbage()
mydofile("wordclock")
if (wc ~= nil) then
tw = wc.showText(dw, rgbBuffer, invertRows, dispTemp)
wc = nil
print("MQTT | generated words for: " .. tostring(dispTemp))
else
print("MQTT | wordclock failed")
end
end
elseif (topic == (mqttPrefix .. "/cmd/num/col")) then
-- Set number of the color to display
if (( data ~= "" ) and (data ~= nil)) then
tcol = parseBgColor(data, "num/col")
else
tcol = nil
print("MQTT | Hide number")
end
end
end