Troubles sending images

plugins/images.lua

@@ -1,17 +1,20 @@
+do
 
 function run(msg, matches)
-	file = download_to_file(matches[1])
-    print("I will send the image " .. file)
-    send_photo(get_receiver(msg), file, ok_cb, false)
+  local url = matches[1]
+  local receiver = get_receiver(msg)
+  send_photo_from_url(receiver, url)
 end
 
 return {
-    description = "When user sends image URL (ends with png, jpg, jpeg) download and send it to origin.", 
-    usage = "",
-    patterns = {
-    	"(https?://[%w-_%.%?%.:/%+=&]+.png)$",
-    	"(https?://[%w-_%.%?%.:/%+=&]+.jpg)$",
-    	"(https?://[%w-_%.%?%.:/%+=&]+.jpeg)$",
-    }, 
-    run = run 
-}
+  description = "When user sends image URL (ends with png, jpg, jpeg) download and send it to origin.", 
+  usage = "",
+  patterns = {
+    "(https?://[%w-_%.%?%.:/%+=&]+.png)$",
+    "(https?://[%w-_%.%?%.:/%+=&]+.jpg)$",
+    "(https?://[%w-_%.%?%.:/%+=&]+.jpeg)$",
+  }, 
+  run = run 
+}
+
+end

plugins/img_google.lua

@@ -1,27 +1,28 @@
-  
-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)
+do
 
-    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
+function getGoogleImage(text)
+  local text = URL.escape(text)
+  local api = "https://ajax.googleapis.com/ajax/services/search/images?v=1.0&rsz=8&q="
+  local res, code = http.request(api..text)
+  if code ~= 200 then return nil end
+  local google = json:decode(res)
+
+  if google.responseStatus ~= 200 then
+    return nil
   end
+
+  -- Google response Ok
+  local i = math.random(#google.responseData.results) -- Random image from results
+  return google.responseData.results[i].url
+
 end
 
 function run(msg, matches)
   local receiver = get_receiver(msg)
   local text = msg.text:sub(6,-1)
   local url = getGoogleImage(text)
-  local file_path = download_to_file(url)
-  print(file_path)
-  send_photo(receiver, file_path, ok_cb, false)
-  return nil
+  print("Image URL: ", url)
+  send_photo_from_url(receiver, url)
 end
 
 return {
@@ -31,3 +32,4 @@ return {
     run = run 
 }
 
+end