diff options
Diffstat (limited to 'Source/Core/UICommon/GameFile.cpp')
| -rw-r--r-- | Source/Core/UICommon/GameFile.cpp | 312 |
1 files changed, 312 insertions, 0 deletions
diff --git a/Source/Core/UICommon/GameFile.cpp b/Source/Core/UICommon/GameFile.cpp new file mode 100644 index 0000000000..1a6b0717c2 --- /dev/null +++ b/Source/Core/UICommon/GameFile.cpp @@ -0,0 +1,312 @@ +// Copyright 2008 Dolphin Emulator Project +// Licensed under GPLv2+ +// Refer to the license.txt file included. + +#include "UICommon/GameFile.h" + +#include <algorithm> +#include <cinttypes> +#include <cstdio> +#include <cstring> +#include <iterator> +#include <map> +#include <memory> +#include <sstream> +#include <string> +#include <utility> +#include <vector> + +#include "Common/ChunkFile.h" +#include "Common/CommonPaths.h" +#include "Common/CommonTypes.h" +#include "Common/FileUtil.h" +#include "Common/Hash.h" +#include "Common/IniFile.h" +#include "Common/NandPaths.h" +#include "Common/StringUtil.h" + +#include "Core/Boot/Boot.h" +#include "Core/ConfigManager.h" +#include "Core/IOS/ES/Formats.h" +#include "Core/TitleDatabase.h" + +#include "DiscIO/Blob.h" +#include "DiscIO/Enums.h" +#include "DiscIO/Volume.h" +#include "DiscIO/WiiSaveBanner.h" + +namespace UICommon +{ +static const std::string EMPTY_STRING; + +const std::string& GameFile::Lookup(DiscIO::Language language, + const std::map<DiscIO::Language, std::string>& strings) +{ + auto end = strings.end(); + auto it = strings.find(language); + if (it != end) + return it->second; + + // English tends to be a good fallback when the requested language isn't available + if (language != DiscIO::Language::LANGUAGE_ENGLISH) + { + it = strings.find(DiscIO::Language::LANGUAGE_ENGLISH); + if (it != end) + return it->second; + } + + // If English isn't available either, just pick something + if (!strings.empty()) + return strings.cbegin()->second; + + return EMPTY_STRING; +} + +const std::string& +GameFile::LookupUsingConfigLanguage(const std::map<DiscIO::Language, std::string>& strings) const +{ + const bool wii = DiscIO::IsWii(m_platform); + return Lookup(SConfig::GetInstance().GetCurrentLanguage(wii), strings); +} + +GameFile::GameFile(const std::string& path) + : m_file_path(path), m_region(DiscIO::Region::UNKNOWN_REGION), + m_country(DiscIO::Country::COUNTRY_UNKNOWN) +{ + { + std::string name, extension; + SplitPath(m_file_path, nullptr, &name, &extension); + m_file_name = name + extension; + + std::unique_ptr<DiscIO::Volume> volume(DiscIO::CreateVolumeFromFilename(m_file_path)); + if (volume != nullptr) + { + m_platform = volume->GetVolumeType(); + + m_short_names = volume->GetShortNames(); + m_long_names = volume->GetLongNames(); + m_short_makers = volume->GetShortMakers(); + m_long_makers = volume->GetLongMakers(); + m_descriptions = volume->GetDescriptions(); + + m_region = volume->GetRegion(); + m_country = volume->GetCountry(); + m_blob_type = volume->GetBlobType(); + m_file_size = volume->GetRawSize(); + m_volume_size = volume->GetSize(); + + m_internal_name = volume->GetInternalName(); + m_game_id = volume->GetGameID(); + m_title_id = volume->GetTitleID().value_or(0); + m_maker_id = volume->GetMakerID(); + m_revision = volume->GetRevision().value_or(0); + m_disc_number = volume->GetDiscNumber().value_or(0); + m_apploader_date = volume->GetApploaderDate(); + + m_volume_banner.buffer = volume->GetBanner(&m_volume_banner.width, &m_volume_banner.height); + + m_valid = true; + } + } + + if (!IsValid() && IsElfOrDol()) + { + m_valid = true; + m_file_size = File::GetSize(m_file_path); + m_platform = DiscIO::Platform::ELF_DOL; + m_blob_type = DiscIO::BlobType::DIRECTORY; + } +} + +bool GameFile::IsValid() const +{ + if (!m_valid) + return false; + + if (m_platform == DiscIO::Platform::WII_WAD && !IOS::ES::IsChannel(m_title_id)) + return false; + + return true; +} + +bool GameFile::CustomNameChanged(const Core::TitleDatabase& title_database) +{ + const auto type = m_platform == DiscIO::Platform::WII_WAD ? + Core::TitleDatabase::TitleType::Channel : + Core::TitleDatabase::TitleType::Other; + m_pending.custom_name = title_database.GetTitleName(m_game_id, type); + return m_custom_name != m_pending.custom_name; +} + +void GameFile::CustomNameCommit() +{ + m_custom_name = std::move(m_pending.custom_name); +} + +bool GameFile::EmuStateChanged() +{ + IniFile ini = SConfig::LoadGameIni(m_game_id, m_revision); + ini.GetIfExists("EmuState", "EmulationStateId", &m_pending.emu_state.rating, 0); + ini.GetIfExists("EmuState", "EmulationIssues", &m_pending.emu_state.issues, std::string()); + return m_emu_state != m_pending.emu_state; +} + +void GameFile::EmuStateCommit() +{ + m_emu_state = std::move(m_pending.emu_state); +} + +void GameFile::EmuState::DoState(PointerWrap& p) +{ + p.Do(rating); + p.Do(issues); +} + +void GameBanner::DoState(PointerWrap& p) +{ + p.Do(buffer); + p.Do(width); + p.Do(height); +} + +void GameFile::DoState(PointerWrap& p) +{ + p.Do(m_valid); + p.Do(m_file_path); + p.Do(m_file_name); + + p.Do(m_file_size); + p.Do(m_volume_size); + + p.Do(m_short_names); + p.Do(m_long_names); + p.Do(m_short_makers); + p.Do(m_long_makers); + p.Do(m_descriptions); + p.Do(m_internal_name); + p.Do(m_game_id); + p.Do(m_title_id); + p.Do(m_maker_id); + + p.Do(m_region); + p.Do(m_country); + p.Do(m_platform); + p.Do(m_blob_type); + p.Do(m_revision); + p.Do(m_disc_number); + p.Do(m_apploader_date); + + m_volume_banner.DoState(p); + m_emu_state.DoState(p); + p.Do(m_custom_name); +} + +bool GameFile::IsElfOrDol() const +{ + if (m_file_path.size() < 4) + return false; + + std::string name_end = m_file_path.substr(m_file_path.size() - 4); + std::transform(name_end.begin(), name_end.end(), name_end.begin(), ::tolower); + return name_end == ".elf" || name_end == ".dol"; +} + +bool GameFile::BannerChanged() +{ + // Wii banners can only be read if there is a save file. + // In case the cache was created without a save file existing, + // let's try reading the save file again, because it might exist now. + + if (!m_volume_banner.empty()) + return false; + if (!DiscIO::IsWii(m_platform)) + return false; + + m_volume_banner.buffer = + DiscIO::WiiSaveBanner(m_title_id).GetBanner(&m_volume_banner.width, &m_volume_banner.height); + if (m_volume_banner.buffer.empty()) + return false; + + // We only reach here if m_volume_banner was empty, so we can always return true + // without needing any extra check to know whether the banners are different + return true; +} + +void GameFile::BannerCommit() +{ + m_volume_banner = std::move(m_pending.volume_banner); +} + +const std::string& GameFile::GetName(bool long_name) const +{ + if (!m_custom_name.empty()) + return m_custom_name; + + const std::string& name = long_name ? GetLongName() : GetShortName(); + if (!name.empty()) + return name; + + // No usable name, return filename (better than nothing) + return m_file_name; +} + +const std::string& GameFile::GetMaker(bool long_maker) const +{ + const std::string& maker = long_maker ? GetLongMaker() : GetShortMaker(); + if (!maker.empty()) + return maker; + + if (m_game_id.size() >= 6) + return DiscIO::GetCompanyFromID(m_maker_id); + + return EMPTY_STRING; +} + +std::vector<DiscIO::Language> GameFile::GetLanguages() const +{ + std::vector<DiscIO::Language> languages; + // TODO: What if some languages don't have long names but have other strings? + for (std::pair<DiscIO::Language, std::string> name : m_long_names) + languages.push_back(name.first); + return languages; +} + +std::string GameFile::GetUniqueIdentifier() const +{ + const DiscIO::Language lang = DiscIO::Language::LANGUAGE_ENGLISH; + std::vector<std::string> info; + if (!GetGameID().empty()) + info.push_back(GetGameID()); + if (GetRevision() != 0) + info.push_back("Revision " + std::to_string(GetRevision())); + + std::string name(GetLongName(lang)); + if (name.empty()) + name = GetName(); + + int disc_number = GetDiscNumber() + 1; + + std::string lower_name = name; + std::transform(lower_name.begin(), lower_name.end(), lower_name.begin(), ::tolower); + if (disc_number > 1 && + lower_name.find(StringFromFormat("disc %i", disc_number)) == std::string::npos && + lower_name.find(StringFromFormat("disc%i", disc_number)) == std::string::npos) + { + std::string disc_text = "Disc "; + info.push_back(disc_text + std::to_string(disc_number)); + } + if (info.empty()) + return name; + std::ostringstream ss; + std::copy(info.begin(), info.end() - 1, std::ostream_iterator<std::string>(ss, ", ")); + ss << info.back(); + return name + " (" + ss.str() + ")"; +} + +std::string GameFile::GetWiiFSPath() const +{ + _assert_(DiscIO::IsWii(m_platform)); + return Common::GetTitleDataPath(m_title_id, Common::FROM_CONFIGURED_ROOT); +} + +} // namespace UICommon |