From fd79eac291930ec9fc16925a06dae4aa63749bbe Mon Sep 17 00:00:00 2001
From: chotaire <chotaire@chotaire.net>
Date: Wed, 17 Apr 2019 03:18:26 +0200
Subject: [PATCH] Strip IRC colors sent to Matrix

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

diff --git a/bridge/matrix/matrix.go b/bridge/matrix/matrix.go
index f76c4ab8..e7232b7d 100644
--- a/bridge/matrix/matrix.go
+++ b/bridge/matrix/matrix.go
@@ -8,6 +8,7 @@ import (
 	"regexp"
 	"strings"
 	"sync"
+	"regexp"
 
 	"github.com/42wim/matterbridge/bridge"
 	"github.com/42wim/matterbridge/bridge/config"
@@ -74,6 +75,10 @@ func (b *Bmatrix) Send(msg config.Message) (string, error) {
 	channel := b.getRoomID(msg.Channel)
 	b.Log.Debugf("Channel %s maps to channel id %s", msg.Channel, channel)
 
+	// Strip IRC colors sent to Matrix
+	re := regexp.MustCompile(`\x03(?:\d{1,2}(?:,\d{1,2})?)?|[[:cntrl:]]`)
+	msg.Text = re.ReplaceAllString(msg.Text, "")
+
 	// Make a action /me of the message
 	if msg.Event == config.EventUserAction {
 		m := matrix.TextMessage{