From a156513b8c16cffd72c58891b2a40765e0246b7f Mon Sep 17 00:00:00 2001
From: chotaire <chotaire@chotaire.net>
Date: Wed, 17 Apr 2019 03:33:21 +0200
Subject: [PATCH] Strip IRC colors sent to Telegram

---
 bridge/telegram/telegram.go | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/bridge/telegram/telegram.go b/bridge/telegram/telegram.go
index 33d55bcd..4fc6d90d 100644
--- a/bridge/telegram/telegram.go
+++ b/bridge/telegram/telegram.go
@@ -4,6 +4,7 @@ import (
 	"html"
 	"strconv"
 	"strings"
+	"regexp"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
@@ -91,6 +92,10 @@ func (b *Btelegram) Send(msg config.Message) (string, error) {
 		}
 	}
 
+	// Strip IRC colors sent to Telegram
+	re := regexp.MustCompile(`\x03(?:\d{1,2}(?:,\d{1,2})?)?|[[:cntrl:]]`)
+	msg.Text = re.ReplaceAllString(msg.Text, "")
+
 	// edit the message if we have a msg ID
 	if msg.ID != "" {
 		return b.handleEdit(&msg, chatid)