fixed tts.lua

thx @Brawl345

plugins/tts.lua

@@ -15,7 +15,9 @@ local function run(msg, matches)
         text,b = text:gsub('^+','+')
         text = text:trim()
     end
+
     local text = string.gsub(text, "%s+", "+")
+	-- because everyone loves german umlauts, right? :3
 	local text = string.gsub(text, "ä", "ae")
 	local text = string.gsub(text, "Ä", "Ae")
 	local text = string.gsub(text, "ö", "oe")
@@ -23,18 +25,25 @@ local function run(msg, matches)
 	local text = string.gsub(text, "ü", "ue")
 	local text = string.gsub(text, "Ü", "Ue")
 	local text = string.gsub(text, "ß", "ss")
-    local url = "http://translate.google.com/translate_tts?tl="..lang.."&q=" .. text
+	local text = string.gsub(text, "%&", "und")
+	local url = "http://translate.google.com/translate_tts?tl="..lang.."&q="..text.."&ie=UTF-8&total=1&idx=0&client=t"
     local file = download_to_file(url)
+	if file == nil then
+	  return "Google hat den Zugriff auf die API geblockt. URL: "..url
+	end
     local cb_extra = {file_path=file}
     send_audio(receiver, file, rmtmp_cb, cb_extra)
 end
 
 return {
-    description = "Text To Speech",
-    usage = "/tts [whatever]",
-    patterns = {
+  description = "Text-To-Speech",
+  usage = {
+    "/tts [Text]: Sendet Sprachnachricht mit dem Text",
+	"/tts(Sprache) [Text]: Sendet Sprachnachricht in der Sprache mit dem Text (bspw. !ttsen Hello)"
+  },
+  patterns = {
     "^/tts (.+)$",
     "^/tts(%w+) (.+)$"
-    },
-    run = run
+  },
+  run = run
 }