From b67b9b3cd209dede87317c83ca00e8425896962d Mon Sep 17 00:00:00 2001
From: delthas <delthas@dille.cc>
Date: Tue, 12 Apr 2022 12:39:48 +0200
Subject: [PATCH] Enable message-tags only when all upstreams support it

Previously, we would always advertise mesasge-tags. This made
downstreams believe they could send TAGMSG to the upstream, even though
the upstream did not support it.
---
 downstream.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/downstream.go b/downstream.go
index 09f352c..eae4cdd 100644
--- a/downstream.go
+++ b/downstream.go
@@ -229,7 +229,6 @@ var permanentDownstreamCaps = map[string]string{
 	"cap-notify":    "",
 	"echo-message":  "",
 	"invite-notify": "",
-	"message-tags":  "",
 	"server-time":   "",
 	"setname":       "",
 
@@ -247,6 +246,7 @@ var needAllDownstreamCaps = map[string]string{
 	"away-notify":    "",
 	"chghost":        "",
 	"extended-join":  "",
+	"message-tags":   "",
 	"multi-prefix":   "",
 
 	"draft/extended-monitor": "",