Add possibility to specify contacts for `-l`.

go-sendxmpp.go

@@ -428,10 +428,21 @@ func main() {
 				log.Println(err)
 			}
 
-			switch v := received.(type)  {
+			switch v := received.(type) {
 			case xmpp.Chat:
-				if v.Text != "" {
+				if v.Text == "" {
+					continue
+				}
+				// Print any messages if no recipients are specified
+				if len(recipients) == 0 {
 					fmt.Println(v.Text)
+				} else {
+					bareFrom := strings.Split(v.Remote, "/")[0]
+					for _, recipient := range recipients {
+						if bareFrom == strings.ToLower(recipient) {
+							fmt.Println(v.Text)
+						}
+					}
 				}
 			default:
 				continue