item playerdetector / playerdetector use computercraft

-- os.pullEvent = os.pullEventRaw

local lado = "bottom"
local monitor = peripheral.wrap("top")
peripheral.wrap("back")
peripheral.wrap("right")
term.clear()
monitor.clear()

term.setCursorPos(1,1)
print("Haga click derecho en la cara de Steve")

function puerta()
while true do

   event, playerName = os.pullEvent("player")
   -- print(playerName)
   if playerName == "GalactusX" or "Dimiton" or "arysan" then
    monitor.setTextColor(colors.lime)
    monitor.setCursorPos(3,1)
    monitor.setTextScale(2)
    monitor.clear()
    monitor.write("Welcome " .. playerName)
    redstone.setOutput(lado , true)
    sleep(3)
    redstone.setOutput(lado , false)
    monitor.clear()
    os.reboot()
   else
    monitor.setTextColor(colors.red)
    monitor.setCursorPos(1,1)
    monitor.clear()
    monitor.write("User acces denied")
    sleep(3)
    os.reboot()
end
end
end

function os.pullEvent(_sFilter)
local event = { os.pullEventRaw(_sFilter) }
    if event[1] == "terminate" then
        -- puerta()
        os.reboot()
    end
return unpack(event)
 end

puerta()