test.lua

local component = require "component"
local cb = component.chat_box
local probe = component.ElnProbe
local event = require "event"
local modem = component.modem
modem.open(1)

local function split(inputstr, sep)
  if sep == nil then
    sep = "%s"
  end
  local t={}
  for str in string.gmatch(inputstr, "([^"..sep.."]+)") do
    table.insert(t, str)
  end
  return t
end

while true do
  local event, uuid, player, message = event.pull("chat_message")

  if message:match("^TWMS ") then
    local commands = split(message)

print(1,"TWMS_" .. commands[2])
    modem.broadcast(1, "TWMS" .. commands[1])
    os.sleep(0.2)
  end
end