From 1f79ca923172350ee53d01409d7e8a7d29846558 Mon Sep 17 00:00:00 2001
From: Mr_Goldberg <gold@berg>
Date: Thu, 30 May 2019 07:58:03 -0400
Subject: [PATCH] Basic IsUserInSource implementation for the main lobby.

---
 dll/steam_friends.h     | 9 +++++++++
 dll/steam_matchmaking.h | 2 +-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/dll/steam_friends.h b/dll/steam_friends.h
index 8448f13..e63f63d 100644
--- a/dll/steam_friends.h
+++ b/dll/steam_friends.h
@@ -462,6 +462,15 @@ CSteamID GetFriendFromSourceByIndex( CSteamID steamIDSource, int iFriend )
 bool IsUserInSource( CSteamID steamIDUser, CSteamID steamIDSource )
 {
     PRINT_DEBUG("Steam_Friends::IsUserInSource %llu %llu\n", steamIDUser.ConvertToUint64(), steamIDSource.ConvertToUint64());
+    if (steamIDUser == settings->get_local_steam_id()) {
+        if (settings->get_lobby() == steamIDSource) {
+            return true;
+        }
+    } else {
+        Friend *f = find_friend(steamIDUser);
+        if (!f) return false;
+        if (f->lobby_id() == steamIDSource.ConvertToUint64()) return true;
+    }
     //TODO
     return false;
 }
diff --git a/dll/steam_matchmaking.h b/dll/steam_matchmaking.h
index b3e4372..1c65a27 100644
--- a/dll/steam_matchmaking.h
+++ b/dll/steam_matchmaking.h
@@ -623,7 +623,7 @@ SteamAPICall_t JoinLobby( CSteamID steamIDLobby )
         data.m_EChatRoomEnterResponse = k_EChatRoomEnterResponseSuccess;
         auto api = callback_results->addCallResult(data.k_iCallback, &data, sizeof(data));
         callbacks->addCBResult(data.k_iCallback, &data, sizeof(data));
-        
+
         return api;
     }