game_list: Fix version display on non-NAND titles

2 files changed, 23 insertions, 7 deletions

diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp
index 8b7d79773..b6e25f7eb 100644
--- a/src/core/file_sys/patch_manager.cpp
+++ b/src/core/file_sys/patch_manager.cpp
@@ -82,15 +82,31 @@ VirtualFile PatchManager::PatchRomFS(VirtualFile romfs, u64 ivfc_offset,
     return romfs;
 }
 
-std::map<PatchType, u32> PatchManager::GetPatchVersionNames() const {
-    std::map<PatchType, u32> out;
+std::map<PatchType, std::string> PatchManager::GetPatchVersionNames() const {
+    std::map<PatchType, std::string> out;
     const auto installed = Service::FileSystem::GetUnionContents();
 
     const auto update_tid = GetUpdateTitleID(title_id);
-    const auto update_version = installed->GetEntryVersion(update_tid);
-    if (update_version != boost::none &&
-        installed->HasEntry(update_tid, ContentRecordType::Program)) {
-        out[PatchType::Update] = update_version.get();
+    const auto update_control = installed->GetEntry(title_id, ContentRecordType::Control);
+    if (update_control != nullptr) {
+        do {
+            const auto romfs =
+                PatchRomFS(update_control->GetRomFS(), update_control->GetBaseIVFCOffset(),
+                           FileSys::ContentRecordType::Control);
+            if (romfs == nullptr)
+                break;
+
+            const auto control_dir = FileSys::ExtractRomFS(romfs);
+            if (control_dir == nullptr)
+                break;
+
+            const auto nacp_file = control_dir->GetFile("control.nacp");
+            if (nacp_file == nullptr)
+                break;
+
+            FileSys::NACP nacp(nacp_file);
+            out[PatchType::Update] = nacp.GetVersionString();
+        } while (false);
     }
 
     return out;
diff --git a/src/core/file_sys/patch_manager.h b/src/core/file_sys/patch_manager.h
index 021bc3366..b6bf86222 100644
--- a/src/core/file_sys/patch_manager.h
+++ b/src/core/file_sys/patch_manager.h
@@ -45,7 +45,7 @@ public:
 
     // Returns a vector of pairs between patch names and patch versions.
     // i.e. Update v80 will return {Update, 80}
-    std::map<PatchType, u32> GetPatchVersionNames() const;
+    std::map<PatchType, std::string> GetPatchVersionNames() const;
 
 private:
     u64 title_id;