startup

function realTime()
  local time = http.get("http://worldtimeapi.org/api/timezone/Europe/Stockholm.txt").readAll()
  local date = tostring(string.sub(time, 30, 39))
  local timeset = tostring(string.sub(time, 41, 48))
  return date, timeset
end

modem = peripheral.wrap("front")
lastmessage = 0
modem.open(3)
while true do
  local event, shit, shit2, shit3, message = os.pullEvent("modem_message")
  if (message == 1 and message ~= lastmessage) then
    redstone.setOutput("left", true)
    sleep(10)
    redstone.setOutput("left", false)
    date, time = realTime()
    print("Door opened at ", time, "; ", date)
  end
  if (message == 2 and message ~= lastmessage) then
    redstone.setOutput("right", true)
    sleep(10)
    redstone.setOutput("right", false)
  end
  lastmessage = message
end