suyu/src/yuzu/game_list_worker.cpp

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// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include <QDir>
#include <QFileInfo>
#include "common/common_paths.h"
#include "common/file_util.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/control_metadata.h"
#include "core/file_sys/mode.h"
#include "core/file_sys/nca_metadata.h"
#include "core/file_sys/patch_manager.h"
#include "core/file_sys/registered_cache.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/loader/loader.h"
#include "yuzu/compatibility_list.h"
#include "yuzu/game_list.h"
#include "yuzu/game_list_p.h"
#include "yuzu/game_list_worker.h"
#include "yuzu/ui_settings.h"
namespace {
void GetMetadataFromControlNCA(const FileSys::PatchManager& patch_manager, const FileSys::NCA& nca,
std::vector<u8>& icon, std::string& name) {
auto [nacp, icon_file] = patch_manager.ParseControlNCA(nca);
if (icon_file != nullptr)
icon = icon_file->ReadAllBytes();
if (nacp != nullptr)
name = nacp->GetApplicationName();
}
bool HasSupportedFileExtension(const std::string& file_name) {
const QFileInfo file = QFileInfo(QString::fromStdString(file_name));
return GameList::supported_file_extensions.contains(file.suffix(), Qt::CaseInsensitive);
}
bool IsExtractedNCAMain(const std::string& file_name) {
return QFileInfo(QString::fromStdString(file_name)).fileName() == "main";
}
QString FormatGameName(const std::string& physical_name) {
const QString physical_name_as_qstring = QString::fromStdString(physical_name);
const QFileInfo file_info(physical_name_as_qstring);
if (IsExtractedNCAMain(physical_name)) {
return file_info.dir().path();
}
return physical_name_as_qstring;
}
QString FormatPatchNameVersions(const FileSys::PatchManager& patch_manager,
Loader::AppLoader& loader, bool updatable = true) {
QString out;
FileSys::VirtualFile update_raw;
loader.ReadUpdateRaw(update_raw);
for (const auto& kv : patch_manager.GetPatchVersionNames(update_raw)) {
const bool is_update = kv.first == "Update";
if (!updatable && is_update) {
continue;
}
const QString type = QString::fromStdString(kv.first);
if (kv.second.empty()) {
out.append(QStringLiteral("%1\n").arg(type));
} else {
auto ver = kv.second;
// Display container name for packed updates
if (is_update && ver == "PACKED") {
ver = Loader::GetFileTypeString(loader.GetFileType());
}
out.append(QStringLiteral("%1 (%2)\n").arg(type, QString::fromStdString(ver)));
}
}
out.chop(1);
return out;
}
QList<QStandardItem*> MakeGameListEntry(const std::string& path, const std::string& name,
const std::vector<u8>& icon, Loader::AppLoader& loader,
u64 program_id, const CompatibilityList& compatibility_list,
const FileSys::PatchManager& patch) {
const auto it = FindMatchingCompatibilityEntry(compatibility_list, program_id);
// The game list uses this as compatibility number for untested games
QString compatibility{"99"};
if (it != compatibility_list.end()) {
compatibility = it->second.first;
}
QList<QStandardItem*> list{
new GameListItemPath(
FormatGameName(path), icon, QString::fromStdString(name),
QString::fromStdString(Loader::GetFileTypeString(loader.GetFileType())), program_id),
new GameListItemCompat(compatibility),
new GameListItem(QString::fromStdString(Loader::GetFileTypeString(loader.GetFileType()))),
new GameListItemSize(FileUtil::GetSize(path)),
};
if (UISettings::values.show_add_ons) {
list.insert(
2, new GameListItem(FormatPatchNameVersions(patch, loader, loader.IsRomFSUpdatable())));
}
return list;
}
} // Anonymous namespace
GameListWorker::GameListWorker(FileSys::VirtualFilesystem vfs, QString dir_path, bool deep_scan,
const CompatibilityList& compatibility_list)
: vfs(std::move(vfs)), dir_path(std::move(dir_path)), deep_scan(deep_scan),
compatibility_list(compatibility_list) {}
GameListWorker::~GameListWorker() = default;
void GameListWorker::AddInstalledTitlesToGameList() {
const auto cache = Service::FileSystem::GetUnionContents();
const auto installed_games = cache.ListEntriesFilter(FileSys::TitleType::Application,
FileSys::ContentRecordType::Program);
for (const auto& game : installed_games) {
const auto file = cache.GetEntryUnparsed(game);
std::unique_ptr<Loader::AppLoader> loader = Loader::GetLoader(file);
if (!loader)
continue;
std::vector<u8> icon;
std::string name;
u64 program_id = 0;
loader->ReadProgramId(program_id);
const FileSys::PatchManager patch{program_id};
const auto control = cache.GetEntry(game.title_id, FileSys::ContentRecordType::Control);
if (control != nullptr)
GetMetadataFromControlNCA(patch, *control, icon, name);
emit EntryReady(MakeGameListEntry(file->GetFullPath(), name, icon, *loader, program_id,
compatibility_list, patch));
}
const auto control_data = cache.ListEntriesFilter(FileSys::TitleType::Application,
FileSys::ContentRecordType::Control);
for (const auto& entry : control_data) {
auto nca = cache.GetEntry(entry);
if (nca != nullptr) {
nca_control_map.insert_or_assign(entry.title_id, std::move(nca));
}
}
}
void GameListWorker::FillControlMap(const std::string& dir_path) {
const auto nca_control_callback = [this](u64* num_entries_out, const std::string& directory,
const std::string& virtual_name) -> bool {
if (stop_processing) {
// Breaks the callback loop
return false;
}
const std::string physical_name = directory + DIR_SEP + virtual_name;
const QFileInfo file_info(QString::fromStdString(physical_name));
if (!file_info.isDir() && file_info.suffix() == QStringLiteral("nca")) {
auto nca =
std::make_unique<FileSys::NCA>(vfs->OpenFile(physical_name, FileSys::Mode::Read));
if (nca->GetType() == FileSys::NCAContentType::Control) {
const u64 title_id = nca->GetTitleId();
nca_control_map.insert_or_assign(title_id, std::move(nca));
}
}
return true;
};
FileUtil::ForeachDirectoryEntry(nullptr, dir_path, nca_control_callback);
}
void GameListWorker::AddFstEntriesToGameList(const std::string& dir_path, unsigned int recursion) {
const auto callback = [this, recursion](u64* num_entries_out, const std::string& directory,
const std::string& virtual_name) -> bool {
if (stop_processing) {
// Breaks the callback loop.
return false;
}
const std::string physical_name = directory + DIR_SEP + virtual_name;
const bool is_dir = FileUtil::IsDirectory(physical_name);
if (!is_dir &&
(HasSupportedFileExtension(physical_name) || IsExtractedNCAMain(physical_name))) {
std::unique_ptr<Loader::AppLoader> loader =
Loader::GetLoader(vfs->OpenFile(physical_name, FileSys::Mode::Read));
if (!loader || ((loader->GetFileType() == Loader::FileType::Unknown ||
loader->GetFileType() == Loader::FileType::Error) &&
!UISettings::values.show_unknown))
return true;
std::vector<u8> icon;
const auto res1 = loader->ReadIcon(icon);
u64 program_id = 0;
const auto res2 = loader->ReadProgramId(program_id);
std::string name = " ";
const auto res3 = loader->ReadTitle(name);
const FileSys::PatchManager patch{program_id};
if (res1 != Loader::ResultStatus::Success && res3 != Loader::ResultStatus::Success &&
res2 == Loader::ResultStatus::Success) {
// Use from metadata pool.
if (nca_control_map.find(program_id) != nca_control_map.end()) {
const auto& nca = nca_control_map[program_id];
GetMetadataFromControlNCA(patch, *nca, icon, name);
}
}
emit EntryReady(MakeGameListEntry(physical_name, name, icon, *loader, program_id,
compatibility_list, patch));
} else if (is_dir && recursion > 0) {
watch_list.append(QString::fromStdString(physical_name));
AddFstEntriesToGameList(physical_name, recursion - 1);
}
return true;
};
FileUtil::ForeachDirectoryEntry(nullptr, dir_path, callback);
}
void GameListWorker::run() {
stop_processing = false;
watch_list.append(dir_path);
FillControlMap(dir_path.toStdString());
AddInstalledTitlesToGameList();
AddFstEntriesToGameList(dir_path.toStdString(), deep_scan ? 256 : 0);
nca_control_map.clear();
emit Finished(watch_list);
}
void GameListWorker::Cancel() {
this->disconnect();
stop_processing = true;
}