Farm V8 Updater

updateloop = 0
udfarmargs = {...}
if udfarmargs[1] == "noset" then
    udopenset = 0
end
while true do
    if fs.exists("Farmnew") then
        shell.run("delete","Farmnew")
    end
    shell.run("pastebin","get","ZW6q8wWs","Farmnew")
    if fs.exists("Farmnew") then
        if fs.exists("Farmold") then
            shell.run("delete","Farmold")
        end
        if fs.exists("Farm") then
            shell.run("rename","Farm","Farmold")
        end
        shell.run("rename","Farmnew","Farm")
        if fs.exists("Farm") then
            break
        end
    end
    if fs.exists("Farm") then
        if updateloop > 20 then
            break
        end
    end
    if fs.exists("Farmold") then
        if updateloop > 30 then
            shell.run("rename","Farmold","Farm")
            if fs.exists("Farm") then
                break
            end
        end
    end
    updateloop = updateloop + 1
end
local stu = fs.open("startup.lua", "w")
stu.write('sleep(5)\nshell.run("farmupdate", "noset")')
stu.close()
if udopenset == 0 then
    shell.run("Farm", "noset")
else
    shell.run("Farm")
end