flying pancakes

--               GEOIP Announce / Log
-- need geoip-bin on linux

function os.capture(cmd, raw)
  local f = assert(io.popen(cmd, 'r'))
  local s = assert(f:read('*a'))
  f:close()
  if raw then return s end
  s = string.gsub(s, '^%s+', '')
  s = string.gsub(s, '%s+$', '')
  s = string.gsub(s, '[\n\r]+', ' ')
  return s
end

minetest.register_on_joinplayer(function(player)
    local playername = player:get_player_name()
    local ip = minetest.get_player_ip(playername)
    local location = os.capture("geoiplookup "..ip)
    location = location:gsub('GeoIP Country Edition: ','')
    location = location:gsub('IP Address not found','location unknown')

    minetest.chat_send_all(playername..' from '..location)
    minetest.log('action','[GEOIP] '.. playername.. " from "..location)
end)