test

function getLatestPaste()

  local h = http.post("https://pastebin.com/api/api_post.php","api_option=list&api_user_key=bb05551ae175b44ed1791e5efc6151ed&api_dev_key=eabc602e583049d95051a0e2f75cc77f&api_results_limit=1")
  if not (h==nil) then
    local r = ""

    while true do
      local l = h.readLine()
      if l==nil then break end
      if string.sub(l,0,11)=="<paste_key>" then r=l end
    end

    local pk = string.gsub(r,"<paste_key>(%w+)</paste_key>","%1")

    local gh = http.get("https://pastebin.com/raw/"..pk)
    local text = gh.readAll()

    local ret = {}
       ret["key"]  = pk
       ret["text"] = text
    return ret
  else
    return nil
  end
end

function getNewPaste()
  lkey = ""
  if fs.exists("/last") then
    f    = fs.open("/last","r")
    lkey = f.readAll()
    f.close()
  end

  np   = getLatestPaste()

  if not (lkey==np["key"]) then
    f = fs.open("/last","w")
    f.writeLine(np["key"])
    f.close()
    return np
  else
    return nil
  end
end

local p = getNewPaset()
write(p["key"].." >> "..p["text"])