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Volume: Add prefer_long parameter to GetNames

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GC games with long names store two variations of the name in
opening.bnr. This makes the shorter of those names available.
For volumes other than GC discs, prefer_long is ignored.
This commit is contained in:
JosJuice
2015-05-10 19:09:11 +02:00
parent 881f6db2ab
commit ec0370d2d1
12 changed files with 78 additions and 95 deletions
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150
Source/Core/DiscIO/VolumeGC.cpp
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@ -105,91 +105,14 @@ std::string CVolumeGC::GetInternalName() const
return "";
}
std::map<IVolume::ELanguage, std::string> CVolumeGC::GetNames() const
std::map<IVolume::ELanguage, std::string> CVolumeGC::GetNames(bool prefer_long) const
{
std::map<IVolume::ELanguage, std::string> names;
if (!LoadBannerFile())
return names;
u32 name_count = 0;
IVolume::ELanguage language;
bool is_japanese = GetCountry() == IVolume::ECountry::COUNTRY_JAPAN;
switch (m_banner_file_type)
{
case BANNER_BNR1:
name_count = 1;
language = is_japanese ? IVolume::ELanguage::LANGUAGE_JAPANESE : IVolume::ELanguage::LANGUAGE_ENGLISH;
break;
case BANNER_BNR2:
name_count = 6;
language = IVolume::ELanguage::LANGUAGE_ENGLISH;
break;
case BANNER_INVALID:
case BANNER_NOT_LOADED:
break;
}
auto const banner = reinterpret_cast<const GCBanner*>(m_banner_file.data());
for (u32 i = 0; i < name_count; ++i)
{
auto& comment = banner->comment[i];
std::string name = DecodeString(comment.longTitle);
if (name.empty())
name = DecodeString(comment.shortTitle);
if (!name.empty())
names[(IVolume::ELanguage)(language + i)] = name;
}
return names;
return ReadMultiLanguageStrings(false, prefer_long);
}
std::map<IVolume::ELanguage, std::string> CVolumeGC::GetDescriptions() const
{
std::map<IVolume::ELanguage, std::string> descriptions;
if (!LoadBannerFile())
return descriptions;
u32 desc_count = 0;
IVolume::ELanguage language;
bool is_japanese = GetCountry() == IVolume::ECountry::COUNTRY_JAPAN;
switch (m_banner_file_type)
{
case BANNER_BNR1:
desc_count = 1;
language = is_japanese ? IVolume::ELanguage::LANGUAGE_JAPANESE : IVolume::ELanguage::LANGUAGE_ENGLISH;
break;
case BANNER_BNR2:
language = IVolume::ELanguage::LANGUAGE_ENGLISH;
desc_count = 6;
break;
case BANNER_INVALID:
case BANNER_NOT_LOADED:
break;
}
auto banner = reinterpret_cast<const GCBanner*>(m_banner_file.data());
for (u32 i = 0; i < desc_count; ++i)
{
auto& data = banner->comment[i].comment;
std::string description = DecodeString(data);
if (!description.empty())
descriptions[(IVolume::ELanguage)(language + i)] = description;
}
return descriptions;
return ReadMultiLanguageStrings(true);
}
std::string CVolumeGC::GetCompany() const
@ -277,14 +200,17 @@ IVolume::EPlatform CVolumeGC::GetVolumeType() const
return GAMECUBE_DISC;
}
// Returns true if the loaded banner file is valid,
// regardless of whether it was loaded by the current call
bool CVolumeGC::LoadBannerFile() const
{
// The methods GetNames, GetDescriptions, GetCompany and GetBanner
// all need to access the opening.bnr file. These four methods are
// typically called after each other, so we store the file in RAM
// to avoid reading it from the disc several times. However,
// The methods ReadMultiLanguageStrings, GetCompany and GetBanner
// need to access the opening.bnr file. These methods are
// usually called one after another. The file is cached in
// RAM to avoid reading it from the disc several times, but
// if none of these methods are called, the file is never loaded.
// If opening.bnr has been loaded already, return immediately
if (m_banner_file_type != BANNER_NOT_LOADED)
return m_banner_file_type != BANNER_INVALID;
@ -319,4 +245,60 @@ bool CVolumeGC::LoadBannerFile() const
return m_banner_file_type != BANNER_INVALID;
}
std::map<IVolume::ELanguage, std::string> CVolumeGC::ReadMultiLanguageStrings(bool description, bool prefer_long) const
{
std::map<ELanguage, std::string> strings;
if (!LoadBannerFile())
return strings;
u32 number_of_languages = 0;
ELanguage start_language;
bool is_japanese = GetCountry() == ECountry::COUNTRY_JAPAN;
switch (m_banner_file_type)
{
case BANNER_BNR1: // NTSC
number_of_languages = 1;
start_language = is_japanese ? ELanguage::LANGUAGE_JAPANESE : ELanguage::LANGUAGE_ENGLISH;
break;
case BANNER_BNR2: // PAL
number_of_languages = 6;
start_language = ELanguage::LANGUAGE_ENGLISH;
break;
// Shouldn't happen
case BANNER_INVALID:
case BANNER_NOT_LOADED:
break;
}
auto const banner = reinterpret_cast<const GCBanner*>(m_banner_file.data());
for (u32 i = 0; i < number_of_languages; ++i)
{
GCBannerComment comment = banner->comment[i];
std::string string;
if (description)
{
string = DecodeString(comment.comment);
}
else // Title
{
if (prefer_long)
string = DecodeString(comment.longTitle);
if (string.empty())
string = DecodeString(comment.shortTitle);
}
if (!string.empty())
strings[(ELanguage)(start_language + i)] = string;
}
return strings;
}
} // namespace