-bugfix #889 set body corretly in case of missing content-type (#950)

api/handler/api/util.go

@@ -29,17 +29,21 @@ func requestToProto(r *http.Request) (*api.Request, error) {
 
 	ct, _, err := mime.ParseMediaType(r.Header.Get("Content-Type"))
 	if err != nil {
-		ct = "application/x-www-form-urlencoded"
+		ct = "text/plain; charset=UTF-8" //default CT is text/plain
 		r.Header.Set("Content-Type", ct)
 	}
 
+	//set the body:
+	if r.Body != nil {
 		switch ct {
 		case "application/x-www-form-urlencoded":
-		// expect form vals
+			// expect form vals in Post data
 		default:
+
 			data, _ := ioutil.ReadAll(r.Body)
 			req.Body = string(data)
 		}
+	}
 
 	// Set X-Forwarded-For if it does not exist
 	if ip, _, err := net.SplitHostPort(r.RemoteAddr); err == nil {