rfidReader v0.1

--[[
    rfidReader by:MRMiller
    Outputs based on RFID card input
--]]
local version = "0.5" --Change as needed
local paste = "sSgdMsNN" --Change to your pastebin
local programName = "rfidReader " -- change to your proram name
local isDebug = true --Toggle Debug mode

local card = {}
local rfidReader = ""
local rsSide = "top"
local event = ""
local data = ""


local function update()
    term.clear()
    print("Checking for updates...")
    local response = http.get("http://pastebin.com/raw.php?i="..paste)

    local reply = response.readAll()

    local a, b, c, onlineVersion = string.find(reply, "([\"'])(.-)%1") --trash a,b,c http://www.lua.org/pil/20.3.html
    print("My Version: " .. version)
    print("Online Version: " .. onlineVersion)
    if(version~=onlineVersion) then

        fs.delete(programName)
        local file = fs.open(programName,"w")
        file.write(reply)
        file.close()

        print("New "..programName.." file succesfully downloaded and installed")

        if(isDebug) then
            print("Please Reboot (CTRL+R)")
        else
            shell.run("reboot")
        end
    else
        print("No update found")
    end
end



local function getPeripheral() -- finds a peripheral and wraps it
    for a,b in pairs(peripheral.getNames()) do
        if peripheral.getType(b) == "rfid reader" then
            rfidReader = peripheral.wrap(b)
            break
        end
    end
end

local function capture() -- captures events from the rfid reader and gets info from the card
    repeat
        rfidReader.scan() -- Defualt 5m (Blocks)
        --local event, data, distance, side = os.pullEvent()
        local event, data = os.pullEvent()
        sleep(1)
    until event == "rfid_detected"

    card = textutils.unserialize(data)

    if isDebug then
        print("event pulled ('rfid_data')")
        print(data)
    end
end

local function main()
    update()
    getPeripheral()
    capture()
   -- if card["name"] == "MRMiller" then
   print(card)
    if toString(card.name) == "MRMiller" then
        rs.setOutput(rsSide, true)
        sleep(5)
        rs.setOutput(rsSide, false)
    end
end

main()