From b6d90cc55cc02e63b0087d9cad1490685e51ea34 Mon Sep 17 00:00:00 2001
From: Badlop <badlop@process-one.net>
Date: Fri, 8 Jan 2021 20:30:15 +0100
Subject: [PATCH] Allow non-occupant non-subscribed service admin send private
 MUC message (#3474)

---
 src/mod_muc_room.erl | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/mod_muc_room.erl b/src/mod_muc_room.erl
index 9e633a604..036a0ce1e 100644
--- a/src/mod_muc_room.erl
+++ b/src/mod_muc_room.erl
@@ -531,7 +531,8 @@ normal_state({route, ToNick,
 	continue_delivery ->
 	    case {(StateData#state.config)#config.allow_private_messages,
 		  is_user_online(From, StateData) orelse
-		  is_subscriber(From, StateData)} of
+		  is_subscriber(From, StateData) orelse
+		  is_user_allowed_message_nonparticipant(From, StateData)} of
 		{true, true} when Type == groupchat ->
 		    ErrText = ?T("It is not allowed to send private messages "
 				 "of type \"groupchat\""),
@@ -1192,7 +1193,7 @@ get_participant_data(From, StateData) ->
 		#subscriber{nick = FromNick} ->
 		    {FromNick, none}
 	    catch _:{badkey, _} ->
-		    {<<"">>, moderator}
+		    {From#jid.luser, moderator}
 	    end
     end.