Lua Socket Bot

--LuaSocket IRC Bot by Expert700

local socket = require("socket")
__DEBUG = true

local nick = "Au"
local host = "na.irc.esper.net"
local pass = "imnotabot"
local chan = "#OTEGamers"
local nametop = 2400

local ver_maj = 0
local ver_min = 1
local ver_rev = 1
local ver = ver_maj.."."..ver_min.."."..ver_rev

local nametab = {"Edward_Elric", "Alphonse_Elric", "Albus_Dumbledore", "Harry_Potter", "Lelouch_Vi_Britannia", "Hatsune_Miku", "Spike_Spiegel", "Kamina", "Light_Yagami", "Kirito", "Asuna", "Eren_Yeager", "Tasumi", "Akame", "Mine", "Leone", "Sheele", "Inaho", "Slaine", "Asseylum",
"Alucard", "Seras_Victoria", "Rin_Okumura", "Yukio_Okumura", "Monkey_D._Luffy", "Saber", "Lancer", "Archer", "Gilgamesh", "Caster", "Berserker", "Assassin", "Natsu_Dragneel", "Happy", "Lucy", "Gray", "Erza", "Wendy", "Gajeel", "Meliodas", "Naruto", "Sakura", "Sasuke", "Kakashi",
"Kakashi", "Madara", "Obito", "Sage_of_Six_Paths", "Mustang", "Lt. Hawkeye", "Envy", "Greed", "Lust", "Wrath", "Pride", "Gluttony", "Celty", "Vash_the_Stampede", "Shiroe", "Naotsugu", "Akatsuki", "Nyanta", "Crusty", "Yuno_Gasai", "Akane_Tsunemori", "Shinya_Kogami", "Nobuchika_Ginoza",
"Rintaro_Okabe", "Kurisu_Makise", "Suzaku_Kururugi", "Ryuk", "L", "C.C", "Yusuke_Urameshi", "Kazuma_Kuwabara", "Kurama", "Hiei", "Genkai", "Hakurei_Reimu", "Kirisame_Marisa", "Patchoulu_Knowledge", "Flandre_Scarlet", "Remilia_Scarlet", "Birdy_Cephon", "Tsutomu_Senkawa", "Soul", "Death_the_Kid",
"Rikka_Takanashi", "Gundam"}

function sleep(n)
  os.execute("timeout " .. tonumber(n))
end

local client = assert(socket.connect("na.irc.esper.net", 6667))

client:settimeout(1)
client:send(string.format("PASS %s\r\n", pass))
client:send(string.format("NICK %s\r\n", nick))
client:send(string.format("USER %s 0 * :%s [OpenComputers]\r\n", nick:lower(), nick))

function changename()
    local newname = nametab[math.random(#nametab)]
    client:send(string.format("NICK %s\r\n", newname))
end


local okrep = 0
repeat
  print(okrep)
  local line, ok = client:receive()
  if ok then okrep = okrep + 1 end
  if not ok and line then
    print(line)
    if line:find("PING") then
      print("Received PING")
      local pongnum = line:sub(6)
      resp = "PONG "..pongnum
      print(resp)
      client:send(resp)
    end
  end
  if okrep == 20 then
    client:send(string.format("JOIN %s\r\n", chan))
  end
until okrep == 30

print("Waiting to join")
sleep(10)
print("Attempting to join")
client:send(string.format("JOIN %s\r\n", chan))
sleep(2)
client:send("PRIVMSG expert700 :Exbot ["..ver.."] is online\r\n")



local namerep = 5000
while true do
  namerep = namerep + 1
  local line, ok = client:receive()
  if not ok and line then
    print(line)
    if line:find("PING") then
      print("Received PING")
      local pongnum = line:sub(6)
      resp = "PONG "..pongnum
      print(resp)
      client:send(resp)
    end
    if line:find("␁") then
      print("CTCP")
    elseif line:find("!newname") then
      changename()
    elseif line:find("!setint") then
      local valmsg = nil
      for half in string.gmatch(line, '([^:]+)') do
        if half:find("!setint") then
          valmsg = half
        end
      end
      for v in string.gmatch(valmsg, "%S+") do
        if not v:find("!setint") then
          nametop = tonumber(v)
        end
      end
    end
  end
  if namerep >= nametop then
    sleep(0.25)
    namerep = 0
    changename()
  end
end