web_browser: Use function tables for execute and initialize
Allows easy handling of multiple shim types, as they have enough in common to be the same backend but not enough to share init/exec.
This commit is contained in:
Zach Hilman
parent
675aa5f719
commit
3898c3903e
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@ -246,24 +246,25 @@ void WebBrowser::ExecuteInteractive() {
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}
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void WebBrowser::Execute() {
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if (complete)
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if (complete) {
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return;
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}
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if (status != RESULT_SUCCESS) {
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complete = true;
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return;
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}
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frontend.OpenPage(filename, [this] { UnpackRomFS(); }, [this] { Finalize(); });
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ExecuteInternal();
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}
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void WebBrowser::UnpackRomFS() {
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if (unpacked)
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return;
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ASSERT(manual_romfs != nullptr);
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ASSERT(offline_romfs != nullptr);
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const auto dir =
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FileSys::ExtractRomFS(manual_romfs, FileSys::RomFSExtractionType::SingleDiscard);
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FileSys::ExtractRomFS(offline_romfs, FileSys::RomFSExtractionType::SingleDiscard);
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const auto& vfs{Core::System::GetInstance().GetFilesystem()};
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const auto temp_dir = vfs->CreateDirectory(temporary_dir, FileSys::Mode::ReadWrite);
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FileSys::VfsRawCopyD(dir, temp_dir);
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@ -274,12 +275,12 @@ void WebBrowser::UnpackRomFS() {
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void WebBrowser::Finalize() {
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complete = true;
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WebArgumentResult out{};
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WebCommonReturnValue out{};
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out.result_code = 0;
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out.last_url_size = 0;
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std::vector<u8> data(sizeof(WebArgumentResult));
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std::memcpy(data.data(), &out, sizeof(WebArgumentResult));
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std::vector<u8> data(sizeof(WebCommonReturnValue));
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std::memcpy(data.data(), &out, sizeof(WebCommonReturnValue));
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broker.PushNormalDataFromApplet(IStorage{data});
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broker.SignalStateChanged();
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@ -287,4 +288,260 @@ void WebBrowser::Finalize() {
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FileUtil::DeleteDirRecursively(temporary_dir);
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}
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void WebBrowser::InitializeInternal() {
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using WebAppletInitializer = void (WebBrowser::*)();
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constexpr std::array<WebAppletInitializer, SHIM_KIND_COUNT> functions{
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nullptr, &WebBrowser::InitializeShop,
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nullptr, &WebBrowser::InitializeOffline,
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nullptr, nullptr,
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nullptr, nullptr,
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};
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const auto index = static_cast<u32>(kind);
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if (index > functions.size() || functions[index] == nullptr) {
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LOG_ERROR(Service_AM, "Invalid shim_kind={:08X}", index);
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return;
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}
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const auto function = functions[index];
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(this->*function)();
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}
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void WebBrowser::ExecuteInternal() {
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using WebAppletExecutor = void (WebBrowser::*)();
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constexpr std::array<WebAppletExecutor, SHIM_KIND_COUNT> functions{
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nullptr, &WebBrowser::ExecuteShop,
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nullptr, &WebBrowser::ExecuteOffline,
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nullptr, nullptr,
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nullptr, nullptr,
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};
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const auto index = static_cast<u32>(kind);
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if (index > functions.size() || functions[index] == nullptr) {
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LOG_ERROR(Service_AM, "Invalid shim_kind={:08X}", index);
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return;
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}
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const auto function = functions[index];
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(this->*function)();
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}
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void WebBrowser::InitializeShop() {
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if (frontend_e_commerce == nullptr) {
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LOG_ERROR(Service_AM, "Missing ECommerce Applet frontend!");
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status = ResultCode(-1);
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return;
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}
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const auto user_id_data = args.find(WebArgTLVType::UserID);
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user_id = std::nullopt;
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if (user_id_data != args.end()) {
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user_id = u128{};
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std::memcpy(user_id->data(), user_id_data->second.data(), sizeof(u128));
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}
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const auto url = args.find(WebArgTLVType::ShopArgumentsURL);
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if (url == args.end()) {
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LOG_ERROR(Service_AM, "Missing EShop Arguments URL for initialization!");
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status = ResultCode(-1);
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return;
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}
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std::vector<std::string> split_query;
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Common::SplitString(Common::StringFromFixedZeroTerminatedBuffer(
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reinterpret_cast<const char*>(url->second.data()), url->second.size()),
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'?', split_query);
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// 2 -> Main URL '?' Query Parameters
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// Less is missing info, More is malformed
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if (split_query.size() != 2) {
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LOG_ERROR(Service_AM, "EShop Arguments has more than one question mark, malformed");
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status = ResultCode(-1);
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return;
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}
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std::vector<std::string> queries;
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Common::SplitString(split_query[1], '&', queries);
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const auto split_single_query =
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[](const std::string& in) -> std::pair<std::string, std::string> {
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const auto index = in.find('=');
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if (index == std::string::npos || index == in.size() - 1) {
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return {in, ""};
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}
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return {in.substr(0, index), in.substr(index + 1)};
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};
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std::transform(queries.begin(), queries.end(),
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std::inserter(shop_query, std::next(shop_query.begin())), split_single_query);
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const auto scene = shop_query.find("scene");
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if (scene == shop_query.end()) {
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LOG_ERROR(Service_AM, "No scene parameter was passed via shop query!");
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status = ResultCode(-1);
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return;
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}
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const std::map<std::string, ShopWebTarget> target_map{
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{"product_detail", ShopWebTarget::ApplicationInfo},
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{"aocs", ShopWebTarget::AddOnContentList},
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{"subscriptions", ShopWebTarget::SubscriptionList},
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{"consumption", ShopWebTarget::ConsumableItemList},
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{"settings", ShopWebTarget::Settings},
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{"top", ShopWebTarget::Home},
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};
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const auto target = target_map.find(scene->second);
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if (target == target_map.end()) {
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LOG_ERROR(Service_AM, "Scene for shop query is invalid! (scene={})", scene->second);
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status = ResultCode(-1);
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return;
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}
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shop_web_target = target->second;
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const auto title_id_data = shop_query.find("dst_app_id");
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if (title_id_data != shop_query.end()) {
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title_id = std::stoull(title_id_data->second, nullptr, 0x10);
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}
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const auto mode_data = shop_query.find("mode");
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if (mode_data != shop_query.end()) {
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shop_full_display = mode_data->second == "full";
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}
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}
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void WebBrowser::InitializeOffline() {
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if (args.find(WebArgTLVType::DocumentPath) == args.end() ||
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args.find(WebArgTLVType::DocumentKind) == args.end() ||
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args.find(WebArgTLVType::ApplicationID) == args.end()) {
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status = ResultCode(-1);
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LOG_ERROR(Service_AM, "Missing necessary parameters for initialization!");
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}
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const auto url_data = args[WebArgTLVType::DocumentPath];
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filename = Common::StringFromFixedZeroTerminatedBuffer(
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reinterpret_cast<const char*>(url_data.data()), url_data.size());
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OfflineWebSource source;
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ASSERT(args[WebArgTLVType::DocumentKind].size() >= 4);
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std::memcpy(&source, args[WebArgTLVType::DocumentKind].data(), sizeof(OfflineWebSource));
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constexpr std::array<const char*, 3> WEB_SOURCE_NAMES{
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"manual",
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"legal",
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"system",
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};
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temporary_dir =
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FileUtil::SanitizePath(FileUtil::GetUserPath(FileUtil::UserPath::CacheDir) + "web_applet_" +
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WEB_SOURCE_NAMES[static_cast<u32>(source) - 1],
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FileUtil::DirectorySeparator::PlatformDefault);
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FileUtil::DeleteDirRecursively(temporary_dir);
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u64 title_id = 0; // 0 corresponds to current process
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ASSERT(args[WebArgTLVType::ApplicationID].size() >= 0x8);
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std::memcpy(&title_id, args[WebArgTLVType::ApplicationID].data(), sizeof(u64));
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FileSys::ContentRecordType type = FileSys::ContentRecordType::Data;
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switch (source) {
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case OfflineWebSource::OfflineHtmlPage:
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// While there is an AppID TLV field, in official SW this is always ignored.
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title_id = 0;
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type = FileSys::ContentRecordType::Manual;
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break;
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case OfflineWebSource::ApplicationLegalInformation:
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type = FileSys::ContentRecordType::Legal;
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break;
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case OfflineWebSource::SystemDataPage:
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type = FileSys::ContentRecordType::Data;
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break;
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}
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if (title_id == 0) {
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title_id = Core::System::GetInstance().CurrentProcess()->GetTitleID();
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}
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offline_romfs = GetApplicationRomFS(title_id, type);
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if (offline_romfs == nullptr) {
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status = ResultCode(-1);
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LOG_ERROR(Service_AM, "Failed to find offline data for request!");
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}
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std::string path_additional_directory;
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if (source == OfflineWebSource::OfflineHtmlPage) {
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path_additional_directory = std::string(DIR_SEP) + "html-document";
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}
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filename =
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FileUtil::SanitizePath(temporary_dir + path_additional_directory + DIR_SEP + filename,
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FileUtil::DirectorySeparator::PlatformDefault);
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}
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void WebBrowser::ExecuteShop() {
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const auto callback = [this]() { Finalize(); };
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const auto check_optional_parameter = [this](const auto& p) {
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if (!p.has_value()) {
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LOG_ERROR(Service_AM, "Missing one or more necessary parameters for execution!");
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status = ResultCode(-1);
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return false;
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}
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return true;
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};
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switch (shop_web_target) {
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case ShopWebTarget::ApplicationInfo:
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if (!check_optional_parameter(title_id))
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return;
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frontend_e_commerce->ShowApplicationInformation(callback, *title_id, user_id,
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shop_full_display, shop_extra_parameter);
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break;
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case ShopWebTarget::AddOnContentList:
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if (!check_optional_parameter(title_id))
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return;
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frontend_e_commerce->ShowAddOnContentList(callback, *title_id, user_id, shop_full_display);
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break;
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case ShopWebTarget::ConsumableItemList:
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if (!check_optional_parameter(title_id))
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return;
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frontend_e_commerce->ShowConsumableItemList(callback, *title_id, user_id);
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break;
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case ShopWebTarget::Home:
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if (!check_optional_parameter(user_id))
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return;
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if (!check_optional_parameter(shop_full_display))
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return;
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frontend_e_commerce->ShowShopHome(callback, *user_id, *shop_full_display);
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break;
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case ShopWebTarget::Settings:
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if (!check_optional_parameter(user_id))
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return;
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if (!check_optional_parameter(shop_full_display))
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return;
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frontend_e_commerce->ShowSettings(callback, *user_id, *shop_full_display);
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break;
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case ShopWebTarget::SubscriptionList:
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if (!check_optional_parameter(title_id))
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return;
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frontend_e_commerce->ShowSubscriptionList(callback, *title_id, user_id);
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break;
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default:
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UNREACHABLE();
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}
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}
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void WebBrowser::ExecuteOffline() {
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frontend.OpenPageLocal(filename, [this] { UnpackRomFS(); }, [this] { Finalize(); });
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}
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} // namespace Service::AM::Applets
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@ -4,6 +4,7 @@
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#pragma once
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#include <map>
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#include "core/file_sys/vfs_types.h"
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#include "core/hle/service/am/am.h"
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#include "core/hle/service/am/applets/applets.h"
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@ -11,6 +12,7 @@
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namespace Service::AM::Applets {
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enum class ShimKind : u32;
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enum class ShopWebTarget;
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enum class WebArgTLVType : u16;
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class WebBrowser final : public Applet {
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@ -35,6 +37,17 @@ public:
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void Finalize();
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private:
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void InitializeInternal();
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void ExecuteInternal();
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// Specific initializers for the types of web applets
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void InitializeShop();
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void InitializeOffline();
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// Specific executors for the types of web applets
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void ExecuteShop();
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void ExecuteOffline();
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Core::Frontend::WebBrowserApplet& frontend;
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bool complete = false;
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@ -44,8 +57,16 @@ private:
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ShimKind kind;
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std::map<WebArgTLVType, std::vector<u8>> args;
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FileSys::VirtualFile offline_romfs;
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std::string temporary_dir;
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std::string filename;
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ShopWebTarget shop_web_target;
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std::map<std::string, std::string> shop_query;
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std::optional<u64> title_id = 0;
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std::optional<u128> user_id;
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std::optional<bool> shop_full_display;
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std::string shop_extra_parameter;
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};
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} // namespace Service::AM::Applets
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