Advanced Password Utility setup

local isColour = term.isColour()

term.clear()
term.setCursorPos(1,1)
term.setBackgroundColour(colours.blue)
term.clear()
term.setCursorPos(1,1)
term.setTextColour(colours.white)
if isColour == true then
  term.write("ADVANCED PASSWORD UTILITY SETUP")
  term.setCursorPos(1,3)
  term.write("This setup will install Advanced Password Utility")
  term.setCursorPos(1,4)
  term.write("onto your computer. By continuing through this")
  term.setCursorPos(1,5)
  term.write("setup, you agree to never redistribute the utility")
  term.setCursorPos(1,6)
  term.write("nor the setup. You will also agree to never alter")
  term.setCursorPos(1,7)
  term.write("and share the setup utility in any way, shape or")
  term.setCursorPos(1,8)
  term.write("form, be that electronically or physically.")
  term.setCursorPos(1,9)
  term.setTextColour(colours.yellow)
  term.write("To begin installation, press Enter/Return")
  term.setCursorPos(1,10)
  term.write("To exit the installation, press F1")
  term.setTextColour(colours.grey)
  term.setCursorPos(1,18)
  term.write("Version 1.2")
else
  shell.run("pastebin get tvYEAjbq")
  print("Enter desired passcode: ")
  local passcode = read("*")
  print("Confirm passcode: ")
  local passcode2 = read("*")
  if passcode == passcode2 then
    print("Setup complete. Restarting")
    sleep(1)
    os.reboot()
  else
    print("Password is incorrect. Please try setup again")
  end
end

function setup()
  term.clear()
  term.setCursorPos(1,1)
  term.setTextColour(colours.white)
  shell.run("pastebin get tvYEAjbq startup")
  term.write("ADVANCED PASSWORD UTILITY SETUP")
  term.setCursorPos(1,3)
  term.write("Please enter your password, then press Enter")
  local pwFileExist = fs.exists("password")
  if pwFileExist == true then
    term.setCursorPos(1,10)
    term.setTextColour(colours.red)
    term.write("WARNING! Password file already exists,")
    term.setCursorPos(1,11)
    term.write("overwriting it!")
  end
  local filename = 'password'
  local userfile = fs.open(filename, 'a')
  term.setCursorPos(1,4)
  term.setBackgroundColour(colours.black)
  term.write("                                                  ")
  term.setCursorPos(1,4)
  input = read("*")
  --aesInput = encryption.encrypt("password",input.."1qAzT53G")
  term.setCursorPos(1,5)
  term.setBackgroundColour(colours.blue)
  userfile.writeLine(input)
  userfile.close()
  term.setCursorPos(1,6)
  term.write("Setup is complete. Rebooting in 2 seconds")
  sleep(2)
  os.reboot()
end

local sEvent, param = os.pullEvent("key")
if sEvent == "key" then
  if param == 28 then
    setup()
  elseif param == 59 then
    shell.run("rm startup")
    term.setBackgroundColour(colours.black)
    term.clear()
    term.setCursorPos(1,1)
    term.write("Advanced Password Utility setup was cancelled")
    term.setCursorPos(1,2)
    sleep(0.5)
    shell.run("rom/programs/shell")
  end
end