yuzu: Display current game version in multiplayer room

Makes it easier for users to recognize connection errors caused by different game versions.

src/common/announce_multiplayer_room.h

@@ -16,6 +16,7 @@ namespace AnnounceMultiplayerRoom {
 struct GameInfo {
     std::string name{""};
     u64 id{0};
+    std::string version{""};
 };
 
 struct Member {

src/core/core.cpp

@@ -319,10 +319,19 @@ struct System::Impl {
         if (app_loader->ReadTitle(name) != Loader::ResultStatus::Success) {
             LOG_ERROR(Core, "Failed to read title for ROM (Error {})", load_result);
         }
+
+        std::string title_version;
+        const FileSys::PatchManager pm(program_id, system.GetFileSystemController(),
+                                       system.GetContentProvider());
+        const auto metadata = pm.GetControlMetadata();
+        if (metadata.first != nullptr) {
+            title_version = metadata.first->GetVersionString();
+        }
         if (auto room_member = room_network.GetRoomMember().lock()) {
             Network::GameInfo game_info;
             game_info.name = name;
             game_info.id = program_id;
+            game_info.version = title_version;
             room_member->SendGameInfo(game_info);
         }
 

src/network/room.cpp

@@ -221,7 +221,7 @@ public:
      * Extracts the game name from a received ENet packet and broadcasts it.
      * @param event The ENet event that was received.
      */
-    void HandleGameNamePacket(const ENetEvent* event);
+    void HandleGameInfoPacket(const ENetEvent* event);
 
     /**
      * Removes the client from the members list if it was in it and announces the change
@@ -242,7 +242,7 @@ void Room::RoomImpl::ServerLoop() {
                     HandleJoinRequest(&event);
                     break;
                 case IdSetGameInfo:
-                    HandleGameNamePacket(&event);
+                    HandleGameInfoPacket(&event);
                     break;
                 case IdProxyPacket:
                     HandleProxyPacket(&event);
@@ -778,6 +778,7 @@ void Room::RoomImpl::BroadcastRoomInformation() {
             packet.Write(member.fake_ip);
             packet.Write(member.game_info.name);
             packet.Write(member.game_info.id);
+            packet.Write(member.game_info.version);
             packet.Write(member.user_data.username);
             packet.Write(member.user_data.display_name);
             packet.Write(member.user_data.avatar_url);
@@ -817,6 +818,7 @@ void Room::RoomImpl::HandleProxyPacket(const ENetEvent* event) {
     in_packet.IgnoreBytes(sizeof(u16)); // Port
 
     in_packet.IgnoreBytes(sizeof(u8)); // Protocol
+
     bool broadcast;
     in_packet.Read(broadcast); // Broadcast
 
@@ -909,7 +911,7 @@ void Room::RoomImpl::HandleChatPacket(const ENetEvent* event) {
     }
 }
 
-void Room::RoomImpl::HandleGameNamePacket(const ENetEvent* event) {
+void Room::RoomImpl::HandleGameInfoPacket(const ENetEvent* event) {
     Packet in_packet;
     in_packet.Append(event->packet->data, event->packet->dataLength);
 
@@ -917,6 +919,7 @@ void Room::RoomImpl::HandleGameNamePacket(const ENetEvent* event) {
     GameInfo game_info;
     in_packet.Read(game_info.name);
     in_packet.Read(game_info.id);
+    in_packet.Read(game_info.version);
 
     {
         std::lock_guard lock(member_mutex);
@@ -935,7 +938,8 @@ void Room::RoomImpl::HandleGameNamePacket(const ENetEvent* event) {
             if (game_info.name.empty()) {
                 LOG_INFO(Network, "{} is not playing", display_name);
             } else {
-                LOG_INFO(Network, "{} is playing {}", display_name, game_info.name);
+                LOG_INFO(Network, "{} is playing {} ({})", display_name, game_info.name,
+                         game_info.version);
             }
         }
     }

src/network/room_member.cpp

@@ -315,6 +315,7 @@ void RoomMember::RoomMemberImpl::HandleRoomInformationPacket(const ENetEvent* ev
         packet.Read(member.fake_ip);
         packet.Read(member.game_info.name);
         packet.Read(member.game_info.id);
+        packet.Read(member.game_info.version);
         packet.Read(member.username);
         packet.Read(member.display_name);
         packet.Read(member.avatar_url);
@@ -622,6 +623,7 @@ void RoomMember::SendGameInfo(const GameInfo& game_info) {
     packet.Write(static_cast<u8>(IdSetGameInfo));
     packet.Write(game_info.name);
     packet.Write(game_info.id);
+    packet.Write(game_info.version);
     room_member_impl->Send(std::move(packet));
 }
 

src/network/room_member.h

@@ -146,7 +146,7 @@ public:
               const std::string& password = "", const std::string& token = "");
 
     /**
-     * Sends a WiFi packet to the room.
+     * Sends a Proxy packet to the room.
      * @param packet The WiFi packet to send.
      */
     void SendProxyPacket(const ProxyPacket& packet);

src/yuzu/multiplayer/chat_room.cpp

@@ -122,19 +122,22 @@ public:
     static const int UsernameRole = Qt::UserRole + 2;
     static const int AvatarUrlRole = Qt::UserRole + 3;
     static const int GameNameRole = Qt::UserRole + 4;
+    static const int GameVersionRole = Qt::UserRole + 5;
 
     PlayerListItem() = default;
     explicit PlayerListItem(const std::string& nickname, const std::string& username,
-                            const std::string& avatar_url, const std::string& game_name) {
+                            const std::string& avatar_url,
+                            const AnnounceMultiplayerRoom::GameInfo& game_info) {
         setEditable(false);
         setData(QString::fromStdString(nickname), NicknameRole);
         setData(QString::fromStdString(username), UsernameRole);
         setData(QString::fromStdString(avatar_url), AvatarUrlRole);
-        if (game_name.empty()) {
+        if (game_info.name.empty()) {
             setData(QObject::tr("Not playing a game"), GameNameRole);
         } else {
-            setData(QString::fromStdString(game_name), GameNameRole);
+            setData(QString::fromStdString(game_info.name), GameNameRole);
         }
+        setData(QString::fromStdString(game_info.version), GameVersionRole);
     }
 
     QVariant data(int role) const override {
@@ -149,7 +152,15 @@ public:
         } else {
             name = QStringLiteral("%1 (%2)").arg(nickname, username);
         }
-        return QStringLiteral("%1\n      %2").arg(name, data(GameNameRole).toString());
+        const QString version = data(GameVersionRole).toString();
+        QString version_string;
+        if (version.isEmpty()) {
+            version_string = QString{};
+        } else {
+            version_string = QStringLiteral("(%1)").arg(version);
+        }
+        return QStringLiteral("%1\n      %2 %3")
+            .arg(name, data(GameNameRole).toString(), version_string);
     }
 };
 
@@ -366,7 +377,7 @@ void ChatRoom::SetPlayerList(const Network::RoomMember::MemberList& member_list)
         if (member.nickname.empty())
             continue;
         QStandardItem* name_item = new PlayerListItem(member.nickname, member.username,
-                                                      member.avatar_url, member.game_info.name);
+                                                      member.avatar_url, member.game_info);
 
 #ifdef ENABLE_WEB_SERVICE
         if (!icon_cache.count(member.avatar_url) && !member.avatar_url.empty()) {