Client door opener

os.pullEvent = os.pullEventRaw -- remove the CTRL + T escape

-- Local variables

local cmpid = os.getComputerID()
local locker = true  -- Technically I no longer use this varible. it used to define the loop for my login.
local failed = true
local attempted_login = true
local password_server = 30 -- change to the ID of your password server computer
local moside = "top"  -- This is your modem location :- top, bottom, left, right, back or front

print("Computer ID : ".. cmpid)
rednet.open(moside)  -- open the Rednet modem.


while true do  -- infinite loop
 attempted_login = false  -- reset the varible
 term.clear()
 term.setCursorPos(1,1)
 print("Welcome to a Client PC : Roaming Profile Enabled")
 print("What would you like to do?")
 print("[1] Login (*)")
 print("[2] Shutdown")

 -- end of the menu

 write("> ")
 local input = read()

 if input == "2" then  -- reverse order shall we shut down ?
  os.shutdown()

 elseif input == "1" then -- if not then lets do something maybe ?
  attempted_login = true
  print("Please login...")

  -- Username

  write("Username: ")
  local username = read()  -- Get input of Username

  -- Password

  write("Password: ")
  local password = read("*") -- Get masked input of Password

  local testmessage = username .. " " .. password  -- make our rednet message with seperator

  if debug then print(testmessage);sleep(5); end  -- Debug testing to check the message

  rednet.send(password_server, testmessage, true)
  senderId, message, distance = rednet.receive(5)
  if message == "valid" then  -- did the server send the message "valid" ?
   failed = false

   --[[
   locker = false  -- here is the non used Locker again, at this point it would unlock us from the loop.
   -- the while true do makes that line obsolete.
   --]]

   term.clear()
   term.setCursorPos(1,1)
   print("Welcome ", username) -- Welcome the user.

   ---[[ This next section is my door opening server. Send the open and close commands
   -- to the door server, plus the wait time of 6 seconds to get out the terminal and through the door
    rednet.send(17, "open")
    sleep(6)
    rednet.send(17, "close")
    --]]

  else  -- The server sent a non valid respone.
   print("Invalid Username or Password.")
   sleep(3)
  end

  -- If you did not type 1 or 2... I have no idea...

 else
  print("Command not recognised...")
  sleep(2)
 end
end