From 927d8fc0efc0fed7e71cc7c278ab089978a358bb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Th=C3=A9o=20Monnom?= <theo.8bits@gmail.com>
Date: Sun, 11 Feb 2024 03:30:51 +0100
Subject: [PATCH] UserPacket sid should be empty for hidden participants
 (#2469)

---
 pkg/rtc/participant.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkg/rtc/participant.go b/pkg/rtc/participant.go
index 0a64d74c1..7fb7b3c8c 100644
--- a/pkg/rtc/participant.go
+++ b/pkg/rtc/participant.go
@@ -1445,8 +1445,13 @@ func (p *ParticipantImpl) onDataMessage(kind livekit.DataPacket_Kind, data []byt
 		onDataPacket := p.onDataPacket
 		p.lock.RUnlock()
 		if onDataPacket != nil {
-			payload.User.ParticipantSid = string(p.params.SID)
-			payload.User.ParticipantIdentity = string(p.params.Identity)
+			if p.Hidden() {
+				payload.User.ParticipantSid = ""
+				payload.User.ParticipantIdentity = ""
+			} else {
+				payload.User.ParticipantSid = string(p.params.SID)
+				payload.User.ParticipantIdentity = string(p.params.Identity)
+			}
 			onDataPacket(p, &dp)
 		}
 	default: