ComputerCraft Lua cellphone Installer [WIP]

--[[
Made by Michal Nemecek. Please do not redistribute.
]]--
term.clear()
if pocket then
    shell.run("pastebin","get","j4Wa61rm","startup")
    term.clear()
    invalid = true
    while invalid do
        paintutils.drawFilledBox(3,3,11,5,colors.cyan)
        paintutils.drawLine(3,3,11,3,colors.blue)
        term.setCursorPos(3,3)
        term.blit("SET NUM!","00000000","bbbbbbbb")
        term.setCursorPos(3,4)
        term.setBackgroundColor(colors.cyan)
        rd = read()
        invalid = ((tonumber(rd) ~= nil and rd:len() == 9) == false)
    end
    rednet.open("back")
    id = os.getComputerID()
    rednet.send(0,"R"..rd..id)
else
    shell.run("pastebin","get","z1PVvfma","startup")
end
term.setBackgroundColor(colors.black)
term.clear()
term.setCursorPos(1,1)
print("Please Reboot the Computer!")