tde-lock 3.4-alpha

--Checks for password file------------
if fs.exists(".tde-password") then  --
file = fs.open(".tde-password", 'r')--
password = file.readLine()          --
file.close()                        --
else                                --
password = false                    --
end                                 --
--------------------------------------
--        Password Checking:
local function unlock()
if password then
  term.setBackgroundColor(colors.blue)
  term.setTextColor(colors.yellow)
  write("Password for unlock: ")
  term.setBackgroundColor(colors.blue)
  term.setTextColor(colors.yellow)
  password_check = read("*")
  if password_check == password then
    return true
  end
else
  return true
 end
end
--     lock
while true do
  term.setBackgroundColor(colors.blue)
  term.setTextColor(colors.white)
  term.clear()
  term.setCursorPos(18, 1)
  write("Computer Locked")
  term.setCursorPos(8, 4)
  local event, button, X, Y = os.pullEventRaw()
  checking = unlock()
  if checking then
    term.setBackgroundColor(colors.black)
    term.setTextColor(colors.white)
    term.clear()
    term.setCursorPos(1, 1)
    break
  end
end