Player Detector

-- This program will wait for the "player" event with my username and emit redstone to the left if the player is me.
term.clear()
term.setCursorPos(1,1)
local pd, param1 = os.pullEvent()
function openDoor()
  rs.setOutput("left", true)
  sleep(2)
  rs.setOutput("left", false)
end

if pd == "player" and param1 == "dyl421421" then
  print("Player Detected. Door is Open.")
  openDoor()
  print("Door Closed")
  sleep(.5)
end
term.clear()
shell.run("startup")