diff --git a/bot/bot.lua b/bot/bot.lua
index 409d704..3fec06f 100644
--- a/bot/bot.lua
+++ b/bot/bot.lua
@@ -1,576 +1,576 @@
-http = require("socket.http")
-URL = require("socket.url")
-json = (loadfile "./bot/JSON.lua")()
+  http = require("socket.http")
+  URL = require("socket.url")
+  json = (loadfile "./bot/JSON.lua")()
 
-VERSION = 'v0.5'
+  VERSION = 'v0.5'
 
 
-function on_msg_receive (msg)
+  function on_msg_receive (msg)
 
-  if msg_valid(msg) == false then
-    return
-  end
-  -- Check if command starts with ! eg !echo
-  if msg.text:sub(0,1) == '!' then
-    do_action(msg)
-  else
-    if is_image_url(msg.text) then
-      send_image_from_url (msg)
-    elseif get_youtube_code(msg.text) then
-      send_youtube_thumbnail(msg)
+    if msg_valid(msg) == false then
+      return
+    end
+    -- Check if command starts with ! eg !echo
+    if msg.text:sub(0,1) == '!' then
+      do_action(msg)
     else
-      if is_file_url(msg.text) then
-        send_file_from_url(msg)
+      if is_image_url(msg.text) then
+        send_image_from_url (msg)
+      elseif get_youtube_code(msg.text) then
+        send_youtube_thumbnail(msg)
+      else
+        if is_file_url(msg.text) then
+          send_file_from_url(msg)
+        end
       end
     end
+
+    mark_read(get_receiver(msg), ok_cb, false)
+    -- write_log_file(msg)
+  end
+
+
+  function ok_cb(extra, success, result)
+  end
+
+  function msg_valid(msg)
+     if msg.out then
+        return false
+     end
+     if msg.date < now then
+       return false
+     end
+     if msg.text == nil then
+        return false
+     end
+     if msg.unread == 0 then
+        return false
+     end
+  end
+
+  function send_file_from_url (msg)
+    last = string.get_last_word(msg.text)
+    file = download_to_file(last)
+    send_document(get_receiver(msg), file, ok_cb, false)
+  end
+
+  function send_image_from_url (msg)
+    last = string.get_last_word(msg.text)
+    file = download_to_file(last)
+    send_photo(get_receiver(msg), file, ok_cb, false)
+  end
+
+  function is_image_url(text)
+    last = string.get_last_word(text)
+    extension = string.get_extension_from_filename(last) -- TODO:  Change it please
+    if extension == 'jpg' or extension == 'png' or extension == 'jpeg' then
+      return true
+    end
+    return false
+  end
+
+  function get_youtube_code( text )
+    local yt_normal = string.match(text, "youtube.com/watch%?v=([A-Za-z0-9-]+)")
+    if yt_normal then
+      return yt_normal
+    end
+    yt_short = string.match(text, "youtu.be/([A-Za-z0-9-]+)")
+    if yt_short then
+      return yt_short
+    end
+    return false
+  end
+
+  function send_youtube_thumbnail(msg)
+    yt_code = get_youtube_code(msg.text)
+    yt_thumbnail = "http://img.youtube.com/vi/".. yt_code .."/hqdefault.jpg"
+    file = download_to_file(yt_thumbnail)
+    send_photo(get_receiver(msg), file, ok_cb, false)
+  end
+
+  function is_file_url(text)
+    last = string.get_last_word(text)
+    extension = string.get_extension_from_filename(last)
+    if extension == 'gif' then
+      return true
+    end
+    return false
+  end
+
+  -- Where magic happens
+  function do_action(msg)
+     local receiver = get_receiver(msg)
+
+     if string.starts(msg.text, '!sh') then
+        text = run_sh(msg)
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+    
+     if string.starts(msg.text, '!uc3m') then
+        text = get_fortunes_uc3m()
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end 
+
+     if string.starts(msg.text, '!img') then
+        text = msg.text:sub(6,-1)
+        url = getGoogleImage(text)
+        file_path = download_to_file(url)
+        print(file_path)
+        send_photo(receiver, file_path, ok_cb, false)
+        return
+     end
+
+    if string.starts(msg.text, '!rae') then
+      text = msg.text:sub(6,-1)
+      meaning = getDulcinea(text)
+      send_msg(receiver, meaning, ok_cb, false)
+    end
+    
+    if string.starts(msg.text, '!9gag') then
+      url, title = get_9GAG()
+      file_path = download_to_file(url)
+      send_photo(receiver, file_path, ok_cb, false)
+      send_msg(receiver, title, ok_cb, false)
+      return
+    end 
+
+     if string.starts(msg.text, '!fortune') then
+        text = run_bash('fortune')
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end 
+
+     if string.starts(msg.text, '!forni') then
+        text = msg.text:sub(8,-1)
+        send_msg('Fornicio_2.0', text, ok_cb, false)
+        return
+     end 
+
+     if string.starts(msg.text, '!fwd') then
+        fwd_msg (receiver, msg.id, ok_cb, false)
+        return
+     end 
+
+     if string.starts(msg.text, '!cpu') then
+        text = run_bash('uname -snr') .. ' ' .. run_bash('whoami')
+        text = text .. '\n' .. run_bash('top -b |head -2')
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!ping') then
+        print('receiver: '..receiver)
+        send_msg (receiver, 'pong', ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!weather') then
+        if string.len(msg.text) <= 9 then
+           city = 'Madrid,ES'
+        else  
+           city = msg.text:sub(10,-1)
+        end    
+        text = get_weather(city)
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!echo') then
+        echo = msg.text:sub(7,-1)
+        send_msg(receiver, echo, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!eur') then
+        local eur = getEURUSD(msg.text)
+        send_msg(receiver, eur, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!set') then
+        local text = save_value(msg.text:sub(5,-1))
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!get') then
+        local text = get_value(msg.text:sub(6,-1))
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!version') then
+        text = 'James Bot '.. VERSION .. [[ 
+  Licencia GNU v2, código disponible en http://git.io/6jdjGg
+
+  Al Bot le gusta la gente solidaria. 
+  Puedes hacer una donación a la ONG que decidas y ayudar a otras personas.]]
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+     if string.starts(msg.text, '!help') then
+        text = [[!help : print this help 
+  !ping : bot sends pong 
+  !sh (text) : send commands to bash (only privileged users)
+  !echo (text) : echo the msg 
+  !version : version info
+  !cpu : status (uname + top)
+  !fwd : forward msg
+  !forni : send text to group Fornicio
+  !fortune : print a random adage
+  !weather [city] : weather in that city (Madrid if not city)
+  !9gag : send random url image from 9gag
+  !rae (word): Spanish dictionary
+  !eur : EURUSD market value
+  !img (text) : search image with Google API and sends it
+  !uc3m : fortunes from Universidad Carlos III]]
+        send_msg(receiver, text, ok_cb, false)
+        return
+     end
+
+  end
+
+  function string.starts(String,Start)
+     return string.sub(String,1,string.len(Start))==Start
+  end
+
+  function load_config()
+     local f = assert(io.open('./bot/config.json', "r"))
+     local c = f:read "*a"
+     local config = json:decode(c)
+     if config.sh_enabled then 
+        print ("!sh command is enabled")
+        for v,user in pairs(config.sudo_users) do
+           print("Allowed user: " .. user)
+        end
+     end
+     -- print("Torrent path: " .. config.torrent_path)
+     f:close()
+     return config
+  end
+
+  function save_value( text )
+    local vars = split_by_space(text)
+    if (#vars < 2) then
+      return "Usage: !set var_name value"
+    end
+    config.values[vars[1]] = vars[2]
+    local json_text = json:encode_pretty(config) 
+    file = io.open ("./bot/config.json", "w+")
+    file:write(json_text)
+    file:close()
+    return "Saved "..vars[1].."="..vars[2]
+  end
+
+  function get_value( value_name )
+    local value = config.values[value_name]
+    if ( value == nil) then
+      return "Cant find "..value_name
+    end
+    return value_name.." = "..value
+  end
+
+  function is_sudo(msg)
+     local var = false
+     -- Check users id in config 
+     for v,user in pairs(config.sudo_users) do 
+        if user == msg.from.id then 
+           var = true 
+        end
+     end
+     return var
+  end
+
+  function write_log_file(msg)
+    name = get_name(msg)
+    ret = name .. ' > ' .. msg.text
+    write_to_file(config.log_file, ret)
+  end
+
+  -- Saves a string to file
+  function write_to_file(filename, value)
+    if (value) then
+      local file = io.open(filename,"a")
+      file:write(value, "\n")
+      file:close()
+    end
   end
 
-  mark_read(get_receiver(msg), ok_cb, false)
-  -- write_log_file(msg)
-end
-
-
-function ok_cb(extra, success, result)
-end
-
-function msg_valid(msg)
-   if msg.out then
-      return false
-   end
-   if msg.date < now then
-     return false
-   end
-   if msg.text == nil then
-      return false
-   end
-   if msg.unread == 0 then
-      return false
-   end
-end
-
-function send_file_from_url (msg)
-  last = string.get_last_word(msg.text)
-  file = download_to_file(last)
-  send_document(get_receiver(msg), file, ok_cb, false)
-end
-
-function send_image_from_url (msg)
-  last = string.get_last_word(msg.text)
-  file = download_to_file(last)
-  send_photo(get_receiver(msg), file, ok_cb, false)
-end
-
-function is_image_url(text)
-  last = string.get_last_word(text)
-  extension = string.get_extension_from_filename(last) -- TODO:  Change it please
-  if extension == 'jpg' or extension == 'png' or extension == 'jpeg' then
-    return true
+  function get_name(msg)
+     local name = msg.from.first_name
+     if name == nil then
+        name = msg.from.id
+     end
+     return name
   end
-  return false
-end
 
-function get_youtube_code( text )
-  local yt_normal = string.match(text, "youtube.com/watch%?v=([A-Za-z0-9-]+)")
-  if yt_normal then
-    return yt_normal
+  function run_sh(msg)
+     name = get_name(msg)
+     text = ''
+     if config.sh_enabled == false then 
+        text = '!sh command is disabled'
+     else
+        if is_sudo(msg) then
+           bash = msg.text:sub(4,-1)
+           text = run_bash(bash)
+        else
+           text = name .. ' you have no power here!'
+        end
+     end
+     return text
   end
-  yt_short = string.match(text, "youtu.be/([A-Za-z0-9-]+)")
-  if yt_short then
-    return yt_short
+
+  function run_bash(str)
+    local cmd = io.popen(str)
+    local result = cmd:read('*all')
+    cmd:close()
+    return result
   end
-  return false
-end
 
-function send_youtube_thumbnail(msg)
-  yt_code = get_youtube_code(msg.text)
-  yt_thumbnail = "http://img.youtube.com/vi/".. yt_code .."/hqdefault.jpg"
-  file = download_to_file(yt_thumbnail)
-  send_photo(get_receiver(msg), file, ok_cb, false)
-end
-
-function is_file_url(text)
-  last = string.get_last_word(text)
-  extension = string.get_extension_from_filename(last)
-  if extension == 'gif' then
-    return true
+  function get_fortunes_uc3m()
+     math.randomseed(os.time())
+     local i = math.random(0,178) -- max 178
+     local web = "http://www.gul.es/fortunes/f"..i 
+     b, c, h = http.request(web)
+     return b
   end
-  return false
-end
 
--- Where magic happens
-function do_action(msg)
-   local receiver = get_receiver(msg)
-
-   if string.starts(msg.text, '!sh') then
-      text = run_sh(msg)
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-  
-   if string.starts(msg.text, '!uc3m') then
-      text = get_fortunes_uc3m()
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end 
-
-   if string.starts(msg.text, '!img') then
-      text = msg.text:sub(6,-1)
-      url = getGoogleImage(text)
-      file_path = download_to_file(url)
-      print(file_path)
-      send_photo(receiver, file_path, ok_cb, false)
-      return
-   end
-
-  if string.starts(msg.text, '!rae') then
-    text = msg.text:sub(6,-1)
-    meaning = getDulcinea(text)
-    send_msg(receiver, meaning, ok_cb, false)
-  end
-  
-  if string.starts(msg.text, '!9gag') then
-    url, title = get_9GAG()
-    file_path = download_to_file(url)
-    send_photo(receiver, file_path, ok_cb, false)
-    send_msg(receiver, title, ok_cb, false)
-    return
-  end 
-
-   if string.starts(msg.text, '!fortune') then
-      text = run_bash('fortune')
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end 
-
-   if string.starts(msg.text, '!forni') then
-      text = msg.text:sub(8,-1)
-      send_msg('Fornicio_2.0', text, ok_cb, false)
-      return
-   end 
-
-   if string.starts(msg.text, '!fwd') then
-      fwd_msg (receiver, msg.id, ok_cb, false)
-      return
-   end 
-
-   if string.starts(msg.text, '!cpu') then
-      text = run_bash('uname -snr') .. ' ' .. run_bash('whoami')
-      text = text .. '\n' .. run_bash('top -b |head -2')
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!ping') then
-      print('receiver: '..receiver)
-      send_msg (receiver, 'pong', ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!weather') then
-      if string.len(msg.text) <= 9 then
-         city = 'Madrid,ES'
-      else  
-         city = msg.text:sub(10,-1)
-      end    
-      text = get_weather(city)
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!echo') then
-      echo = msg.text:sub(7,-1)
-      send_msg(receiver, echo, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!eur') then
-      local eur = getEURUSD(msg.text)
-      send_msg(receiver, eur, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!set') then
-      local text = save_value(msg.text:sub(5,-1))
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!get') then
-      local text = get_value(msg.text:sub(6,-1))
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!version') then
-      text = 'James Bot '.. VERSION .. [[ 
-Licencia GNU v2, código disponible en http://git.io/6jdjGg
-
-Al Bot le gusta la gente solidaria. 
-Puedes hacer una donación a la ONG que decidas y ayudar a otras personas.]]
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-   if string.starts(msg.text, '!help') then
-      text = [[!help : print this help 
-!ping : bot sends pong 
-!sh (text) : send commands to bash (only privileged users)
-!echo (text) : echo the msg 
-!version : version info
-!cpu : status (uname + top)
-!fwd : forward msg
-!forni : send text to group Fornicio
-!fortune : print a random adage
-!weather [city] : weather in that city (Madrid if not city)
-!9gag : send random url image from 9gag
-!rae (word): Spanish dictionary
-!eur : EURUSD market value
-!img (text) : search image with Google API and sends it
-!uc3m : fortunes from Universidad Carlos III]]
-      send_msg(receiver, text, ok_cb, false)
-      return
-   end
-
-end
-
-function string.starts(String,Start)
-   return string.sub(String,1,string.len(Start))==Start
-end
-
-function load_config()
-   local f = assert(io.open('./bot/config.json', "r"))
-   local c = f:read "*a"
-   local config = json:decode(c)
-   if config.sh_enabled then 
-      print ("!sh command is enabled")
-      for v,user in pairs(config.sudo_users) do
-         print("Allowed user: " .. user)
-      end
-   end
-   -- print("Torrent path: " .. config.torrent_path)
-   f:close()
-   return config
-end
-
-function save_value( text )
-  local vars = split_by_space(text)
-  if (#vars < 2) then
-    return "Usage: !set var_name value"
-  end
-  config.values[vars[1]] = vars[2]
-  local json_text = json:encode_pretty(config) 
-  file = io.open ("./bot/config.json", "w+")
-  file:write(json_text)
-  file:close()
-  return "Saved "..vars[1].."="..vars[2]
-end
-
-function get_value( value_name )
-  local value = config.values[value_name]
-  if ( value == nil) then
-    return "Cant find "..value_name
-  end
-  return value_name.." = "..value
-end
-
-function is_sudo(msg)
-   local var = false
-   -- Check users id in config 
-   for v,user in pairs(config.sudo_users) do 
-      if user == msg.from.id then 
-         var = true 
-      end
-   end
-   return var
-end
-
-function write_log_file(msg)
-  name = get_name(msg)
-  ret = name .. ' > ' .. msg.text
-  write_to_file(config.log_file, ret)
-end
-
--- Saves a string to file
-function write_to_file(filename, value)
-  if (value) then
-    local file = io.open(filename,"a")
-    file:write(value, "\n")
-    file:close()
-  end
-end
-
-function get_name(msg)
-   local name = msg.from.first_name
-   if name == nil then
-      name = msg.from.id
-   end
-   return name
-end
-
-function run_sh(msg)
-   name = get_name(msg)
-   text = ''
-   if config.sh_enabled == false then 
-      text = '!sh command is disabled'
-   else
-      if is_sudo(msg) then
-         bash = msg.text:sub(4,-1)
-         text = run_bash(bash)
-      else
-         text = name .. ' you have no power here!'
-      end
-   end
-   return text
-end
-
-function run_bash(str)
-  local cmd = io.popen(str)
-  local result = cmd:read('*all')
-  cmd:close()
-  return result
-end
-
-function get_fortunes_uc3m()
-   math.randomseed(os.time())
-   local i = math.random(0,178) -- max 178
-   local web = "http://www.gul.es/fortunes/f"..i 
-   b, c, h = http.request(web)
-   return b
-end
-
-function getDulcinea( text )
-  -- Powered by https://github.com/javierhonduco/dulcinea
-  local api = "http://dulcinea.herokuapp.com/api/?query="
-  b = http.request(api..text)
-  dulcinea = json:decode(b)
-  if dulcinea.status == "error" then
-    return "Error: " .. dulcinea.message
-  end
-  while dulcinea.type == "multiple" do
-    text = dulcinea.response[1].id
+  function getDulcinea( text )
+    -- Powered by https://github.com/javierhonduco/dulcinea
+    local api = "http://dulcinea.herokuapp.com/api/?query="
     b = http.request(api..text)
     dulcinea = json:decode(b)
-  end
-  vardump(dulcinea)
-  local text = ""
-  local responses = #dulcinea.response
-  if (responses > 5) then
-    responses = 5
-  end
-  for i = 1, responses, 1 do 
-    text = text .. dulcinea.response[i].word .. "\n"
-    local meanings = #dulcinea.response[i].meanings
-    if (meanings > 5) then
-      meanings = 5
+    if dulcinea.status == "error" then
+      return "Error: " .. dulcinea.message
     end
-    for j = 1, meanings, 1 do
-      local meaning = dulcinea.response[i].meanings[j].meaning 
-      text = text .. meaning .. "\n\n"
+    while dulcinea.type == "multiple" do
+      text = dulcinea.response[1].id
+      b = http.request(api..text)
+      dulcinea = json:decode(b)
     end
-  end
-  return text
-
-end
-
-function getGoogleImage(text)
-  text = URL.escape(text)
-  for i = 1, 5, 1 do -- Try 5 times
-    local api = "https://ajax.googleapis.com/ajax/services/search/images?v=1.0&rsz=8&q="
-    b = http.request(api..text)
-    local google = json:decode(b)
-
-    if (google.responseStatus == 200) then -- OK
-      math.randomseed(os.time())
-      i = math.random(#google.responseData.results) -- Random image from results
-      return google.responseData.results[i].url
+    vardump(dulcinea)
+    local text = ""
+    local responses = #dulcinea.response
+    if (responses > 5) then
+      responses = 5
     end
+    for i = 1, responses, 1 do 
+      text = text .. dulcinea.response[i].word .. "\n"
+      local meanings = #dulcinea.response[i].meanings
+      if (meanings > 5) then
+        meanings = 5
+      end
+      for j = 1, meanings, 1 do
+        local meaning = dulcinea.response[i].meanings[j].meaning 
+        text = text .. meaning .. "\n\n"
+      end
+    end
+    return text
+
   end
-end
 
-function get_9GAG()
-   b = http.request("http://api-9gag.herokuapp.com/")
-   local gag = json:decode(b)
-   math.randomseed(os.time())
-   i = math.random(#gag) -- random max json table size (# is an operator o.O)
-   local link_image = gag[i].src
-   local title = gag[i].title
-   if link_image:sub(0,2) == '//' then
-      link_image = msg.text:sub(3,-1)
-   end
-   return link_image, title
-end
+  function getGoogleImage(text)
+    text = URL.escape(text)
+    for i = 1, 5, 1 do -- Try 5 times
+      local api = "https://ajax.googleapis.com/ajax/services/search/images?v=1.0&rsz=8&q="
+      b = http.request(api..text)
+      local google = json:decode(b)
 
-function getEURUSD(text)
-  b = http.request("http://webrates.truefx.com/rates/connect.html?c=EUR/USD&f=csv&s=n")
-  local rates = b:split(", ")
-  local symbol = rates[1]
-  local timestamp = rates[2]
-  local sell = rates[3]..rates[4]
-  local buy = rates[5]..rates[6] 
-  local usd =  string.match(text, "!eur (%d+[%d%.]*)")
-  text = symbol..'\n'..'Buy: '..buy..'\n'..'Sell: '..sell
-  if usd then
-    eur = tonumber(usd) / tonumber(buy)
-    text = text.."\n "..usd.."USD = "..eur.."EUR"
-  end
-  return text
-end
-
-
-function download_to_file( url )
-  print("url a descargar: "..url)
-  req, c, h = http.request(url)
-  htype = h["content-type"]
-  vardump(c)
-  print("content-type: "..htype)
-  if htype == "image/jpeg" then
-    file_name = string.random(5)..".jpg"
-    file_path = "/tmp/"..file_name
-  else
-    if htype == "image/gif" then
-      file_name = string.random(5)..".gif"
-      file_path = "/tmp/"..file_name
-    else
-      if htype == "image/png" then
-        file_name = string.random(5)..".png"
-        file_path = "/tmp/"..file_name
-      else
-        file_name = url:match("([^/]+)$")
-        file_path = "/tmp/"..file_name
+      if (google.responseStatus == 200) then -- OK
+        math.randomseed(os.time())
+        i = math.random(#google.responseData.results) -- Random image from results
+        return google.responseData.results[i].url
       end
     end
   end
-  file = io.open(file_path, "w+")
-  file:write(req)
-  file:close()
-  return file_path
-end
 
-function get_weather(location)
-   b, c, h = http.request("http://api.openweathermap.org/data/2.5/weather?q=" .. location .. "&units=metric")
-   weather = json:decode(b)
-   local city = weather.name
-   local country = weather.sys.country
-   temp = 'The temperature in ' .. city .. ' (' .. country .. ')'
-   temp = temp .. ' is ' .. weather.main.temp .. '°C'
-   conditions = 'Current conditions are: ' .. weather.weather[1].description
-   if weather.weather[1].main == 'Clear' then
-	  conditions = conditions .. ' ☀'
-   elseif weather.weather[1].main == 'Clouds' then
-	  conditions = conditions .. ' ☁☁'
-   elseif weather.weather[1].main == 'Rain' then
-	  conditions = conditions .. ' ☔'
-   elseif weather.weather[1].main == 'Thunderstorm' then
-	  conditions = conditions .. ' ☔☔☔☔'
-   end
-   return temp .. '\n' .. conditions
-end
-
-function string.random(length)
-   math.randomseed(os.time())
-   local str = "";
-   for i = 1, length do
-      math.random(97, 122)
-      str = str..string.char(math.random(97, 122));
-   end
-   return str;
-end
-
-function string.get_extension_from_filename( filename )
-  return filename:match( "%.([^%.]+)$" )
-end
-
-function string.get_last_word( words )
-  local splitted = split_by_space ( words )
-  return splitted[#splitted]
-end
-
-function split_by_space ( text )
-  words = {}
-  for word in string.gmatch(text, "[^%s]+") do
-     table.insert(words, word) 
+  function get_9GAG()
+     b = http.request("http://api-9gag.herokuapp.com/")
+     local gag = json:decode(b)
+     math.randomseed(os.time())
+     i = math.random(#gag) -- random max json table size (# is an operator o.O)
+     local link_image = gag[i].src
+     local title = gag[i].title
+     if link_image:sub(0,2) == '//' then
+        link_image = msg.text:sub(3,-1)
+     end
+     return link_image, title
   end
-  return words
-end
 
-function string:split(sep)
-  local sep, fields = sep or ":", {}
-  local pattern = string.format("([^%s]+)", sep)
-  self:gsub(pattern, function(c) fields[#fields+1] = c end)
-  return fields
-end
-
-function vardump(value, depth, key)
-  local linePrefix = ""
-  local spaces = ""
-  
-  if key ~= nil then
-    linePrefix = "["..key.."] = "
-  end
-  
-  if depth == nil then
-    depth = 0
-  else
-    depth = depth + 1
-    for i=1, depth do spaces = spaces .. "  " end
-  end
-  
-  if type(value) == 'table' then
-    mTable = getmetatable(value)
-    if mTable == nil then
-      print(spaces ..linePrefix.."(table) ")
-    else
-      print(spaces .."(metatable) ")
-        value = mTable
-    end		
-    for tableKey, tableValue in pairs(value) do
-      vardump(tableValue, depth, tableKey)
+  function getEURUSD(text)
+    b = http.request("http://webrates.truefx.com/rates/connect.html?c=EUR/USD&f=csv&s=n")
+    local rates = b:split(", ")
+    local symbol = rates[1]
+    local timestamp = rates[2]
+    local sell = rates[3]..rates[4]
+    local buy = rates[5]..rates[6] 
+    local usd =  string.match(text, "!eur (%d+[%d%.]*)")
+    text = symbol..'\n'..'Buy: '..buy..'\n'..'Sell: '..sell
+    if usd then
+      eur = tonumber(usd) / tonumber(buy)
+      text = text.."\n "..usd.."USD = "..eur.."EUR"
     end
-  elseif type(value)	== 'function' or 
-      type(value)	== 'thread' or 
-      type(value)	== 'userdata' or
-      value		== nil
-  then
-    print(spaces..tostring(value))
-  else
-    print(spaces..linePrefix.."("..type(value)..") "..tostring(value))
+    return text
   end
-end
 
--- Start and load values
-config = load_config()
-our_id = 0
-now = os.time()
 
-function get_receiver(msg)
-  if msg.to.type == 'user' then
-    return 'user#id'..msg.from.id
+  function download_to_file( url )
+    print("url a descargar: "..url)
+    req, c, h = http.request(url)
+    htype = h["content-type"]
+    vardump(c)
+    print("content-type: "..htype)
+    if htype == "image/jpeg" then
+      file_name = string.random(5)..".jpg"
+      file_path = "/tmp/"..file_name
+    else
+      if htype == "image/gif" then
+        file_name = string.random(5)..".gif"
+        file_path = "/tmp/"..file_name
+      else
+        if htype == "image/png" then
+          file_name = string.random(5)..".png"
+          file_path = "/tmp/"..file_name
+        else
+          file_name = url:match("([^/]+)$")
+          file_path = "/tmp/"..file_name
+        end
+      end
+    end
+    file = io.open(file_path, "w+")
+    file:write(req)
+    file:close()
+    return file_path
   end
-  if msg.to.type == 'chat' then
-    return 'chat#id'..msg.to.id
+
+  function get_weather(location)
+     b, c, h = http.request("http://api.openweathermap.org/data/2.5/weather?q=" .. location .. "&units=metric")
+     weather = json:decode(b)
+     local city = weather.name
+     local country = weather.sys.country
+     temp = 'The temperature in ' .. city .. ' (' .. country .. ')'
+     temp = temp .. ' is ' .. weather.main.temp .. '°C'
+     conditions = 'Current conditions are: ' .. weather.weather[1].description
+     if weather.weather[1].main == 'Clear' then
+  	  conditions = conditions .. ' ☀'
+     elseif weather.weather[1].main == 'Clouds' then
+  	  conditions = conditions .. ' ☁☁'
+     elseif weather.weather[1].main == 'Rain' then
+  	  conditions = conditions .. ' ☔'
+     elseif weather.weather[1].main == 'Thunderstorm' then
+  	  conditions = conditions .. ' ☔☔☔☔'
+     end
+     return temp .. '\n' .. conditions
+  end
+
+  function string.random(length)
+     math.randomseed(os.time())
+     local str = "";
+     for i = 1, length do
+        math.random(97, 122)
+        str = str..string.char(math.random(97, 122));
+     end
+     return str;
+  end
+
+  function string.get_extension_from_filename( filename )
+    return filename:match( "%.([^%.]+)$" )
+  end
+
+  function string.get_last_word( words )
+    local splitted = split_by_space ( words )
+    return splitted[#splitted]
+  end
+
+  function split_by_space ( text )
+    words = {}
+    for word in string.gmatch(text, "[^%s]+") do
+       table.insert(words, word) 
+    end
+    return words
+  end
+
+  function string:split(sep)
+    local sep, fields = sep or ":", {}
+    local pattern = string.format("([^%s]+)", sep)
+    self:gsub(pattern, function(c) fields[#fields+1] = c end)
+    return fields
+  end
+
+  function vardump(value, depth, key)
+    local linePrefix = ""
+    local spaces = ""
+    
+    if key ~= nil then
+      linePrefix = "["..key.."] = "
+    end
+    
+    if depth == nil then
+      depth = 0
+    else
+      depth = depth + 1
+      for i=1, depth do spaces = spaces .. "  " end
+    end
+    
+    if type(value) == 'table' then
+      mTable = getmetatable(value)
+      if mTable == nil then
+        print(spaces ..linePrefix.."(table) ")
+      else
+        print(spaces .."(metatable) ")
+          value = mTable
+      end		
+      for tableKey, tableValue in pairs(value) do
+        vardump(tableValue, depth, tableKey)
+      end
+    elseif type(value)	== 'function' or 
+        type(value)	== 'thread' or 
+        type(value)	== 'userdata' or
+        value		== nil
+    then
+      print(spaces..tostring(value))
+    else
+      print(spaces..linePrefix.."("..type(value)..") "..tostring(value))
+    end
+  end
+
+  -- Start and load values
+  config = load_config()
+  our_id = 0
+  now = os.time()
+
+  function get_receiver(msg)
+    if msg.to.type == 'user' then
+      return 'user#id'..msg.from.id
+    end
+    if msg.to.type == 'chat' then
+      return 'chat#id'..msg.to.id
+    end
   end
-end
 
 
-function on_our_id (id)
-  our_id = id
-end
+  function on_our_id (id)
+    our_id = id
+  end
 
-function on_user_update (user, what)
-  --vardump (user)
-end
+  function on_user_update (user, what)
+    --vardump (user)
+  end
 
-function on_chat_update (chat, what)
-  --vardump (chat)
-end
+  function on_chat_update (chat, what)
+    --vardump (chat)
+  end
 
-function on_secret_chat_update (schat, what)
-  --vardump (schat)
-end
+  function on_secret_chat_update (schat, what)
+    --vardump (schat)
+  end
 
-function on_get_difference_end ()
-end
+  function on_get_difference_end ()
+  end
 
-function on_binlog_replay_end ()
-  started = 1
-end
+  function on_binlog_replay_end ()
+    started = 1
+  end