fix

main.go

@@ -337,7 +337,10 @@ func main() {
 	reg := regexp.MustCompile(`[\x{0000}-\x{0008}\x{000B}\x{000C}\x{000E}-\x{001F}]`)
 	message = reg.ReplaceAllString(message, "")
 
+	var msgType string
+	msgType = "chat"
 	if *flagChatroom {
+		msgType = "groupchat"
 		// Join the MUCs.
 		for _, recipient := range recipients {
 			if *flagMUCPassword != "" {
@@ -384,7 +387,7 @@ func main() {
 					}
 				default:
 					_, err = client.Send(xmpp.Chat{Remote: recipient.Jid,
-						Type: "chat", Text: message})
+						Type: msgType, Text: message})
 					if err != nil {
 						log.Fatal(err)
 					}
@@ -420,12 +423,6 @@ func main() {
 			}
 		}
 	default:
-		var msgType string
-		if *flagChatroom {
-			msgType = "groupchat"
-		} else {
-			msgType = "chat"
-		}
 		for _, recipient := range recipients {
 			switch {
 			case *flagHttpUpload != "":