From 94ae69047b9de6b48173eda30179915e37793658 Mon Sep 17 00:00:00 2001
From: Tulir Asokan <tulir@maunium.net>
Date: Sun, 11 Aug 2024 17:01:05 +0300
Subject: [PATCH] msgconv/from-signal: fix panic bridging stickers

---
 pkg/msgconv/from-signal.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkg/msgconv/from-signal.go b/pkg/msgconv/from-signal.go
index e4ab6dc9..4b09e80b 100644
--- a/pkg/msgconv/from-signal.go
+++ b/pkg/msgconv/from-signal.go
@@ -388,6 +388,9 @@ func (mc *MessageConverter) convertStickerToMatrix(ctx context.Context, sticker
 	converted.Content.Body = sticker.GetEmoji()
 	converted.Type = event.EventSticker
 	converted.Content.MsgType = ""
+	if converted.Extra == nil {
+		converted.Extra = map[string]any{}
+	}
 	// TODO fetch full pack metadata like the old bridge did?
 	converted.Extra["fi.mau.signal.sticker"] = map[string]any{
 		"id":    sticker.GetStickerId(),