ryujinx-mirror/Ryujinx/Ui/ApplicationLibrary.cs
Thog 5423daea56
ui: Make it possible to open the device save directory (#1040)
* Add an open device folder option

* Simplify logic from previous commit

* Address Xpl0itR's comments

* Address Ac_K comment
2020-03-25 18:09:38 +01:00

627 lines
28 KiB
C#

using JsonPrettyPrinterPlus;
using LibHac;
using LibHac.Common;
using LibHac.Fs;
using LibHac.Fs.Shim;
using LibHac.FsSystem;
using LibHac.FsSystem.NcaUtils;
using LibHac.Ncm;
using LibHac.Ns;
using LibHac.Spl;
using Ryujinx.Common.Logging;
using Ryujinx.Configuration.System;
using Ryujinx.HLE.FileSystem;
using Ryujinx.HLE.Loaders.Npdm;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Text;
using Utf8Json;
using Utf8Json.Resolvers;
using RightsId = LibHac.Fs.RightsId;
namespace Ryujinx.Ui
{
public class ApplicationLibrary
{
public static event EventHandler<ApplicationAddedEventArgs> ApplicationAdded;
public static event EventHandler<ApplicationCountUpdatedEventArgs> ApplicationCountUpdated;
private static readonly byte[] _nspIcon = GetResourceBytes("Ryujinx.Ui.assets.NSPIcon.png");
private static readonly byte[] _xciIcon = GetResourceBytes("Ryujinx.Ui.assets.XCIIcon.png");
private static readonly byte[] _ncaIcon = GetResourceBytes("Ryujinx.Ui.assets.NCAIcon.png");
private static readonly byte[] _nroIcon = GetResourceBytes("Ryujinx.Ui.assets.NROIcon.png");
private static readonly byte[] _nsoIcon = GetResourceBytes("Ryujinx.Ui.assets.NSOIcon.png");
private static VirtualFileSystem _virtualFileSystem;
private static Language _desiredTitleLanguage;
private static bool _loadingError;
public static IEnumerable<string> GetFilesInDirectory(string directory)
{
Stack<string> stack = new Stack<string>();
stack.Push(directory);
while (stack.Count > 0)
{
string dir = stack.Pop();
string[] content = { };
try
{
content = Directory.GetFiles(dir, "*");
}
catch (UnauthorizedAccessException)
{
Logger.PrintWarning(LogClass.Application, $"Failed to get access to directory: \"{dir}\"");
}
if (content.Length > 0)
{
foreach (string file in content)
yield return file;
}
try
{
content = Directory.GetDirectories(dir);
}
catch (UnauthorizedAccessException)
{
Logger.PrintWarning(LogClass.Application, $"Failed to get access to directory: \"{dir}\"");
}
if (content.Length > 0)
{
foreach (string subdir in content)
stack.Push(subdir);
}
}
}
public static void ReadControlData(IFileSystem controlFs, Span<byte> outProperty)
{
controlFs.OpenFile(out IFile controlFile, "/control.nacp".ToU8Span(), OpenMode.Read).ThrowIfFailure();
controlFile.Read(out long _, 0, outProperty, ReadOption.None).ThrowIfFailure();
}
public static void LoadApplications(List<string> appDirs, VirtualFileSystem virtualFileSystem, Language desiredTitleLanguage)
{
int numApplicationsFound = 0;
int numApplicationsLoaded = 0;
_loadingError = false;
_virtualFileSystem = virtualFileSystem;
_desiredTitleLanguage = desiredTitleLanguage;
// Builds the applications list with paths to found applications
List<string> applications = new List<string>();
foreach (string appDir in appDirs)
{
if (!Directory.Exists(appDir))
{
Logger.PrintWarning(LogClass.Application, $"The \"game_dirs\" section in \"Config.json\" contains an invalid directory: \"{appDir}\"");
continue;
}
foreach (string app in GetFilesInDirectory(appDir))
{
if ((Path.GetExtension(app).ToLower() == ".nsp") ||
(Path.GetExtension(app).ToLower() == ".pfs0") ||
(Path.GetExtension(app).ToLower() == ".xci") ||
(Path.GetExtension(app).ToLower() == ".nca") ||
(Path.GetExtension(app).ToLower() == ".nro") ||
(Path.GetExtension(app).ToLower() == ".nso"))
{
applications.Add(app);
numApplicationsFound++;
}
}
}
// Loops through applications list, creating a struct and then firing an event containing the struct for each application
foreach (string applicationPath in applications)
{
double fileSize = new FileInfo(applicationPath).Length * 0.000000000931;
string titleName = "Unknown";
string titleId = "0000000000000000";
string developer = "Unknown";
string version = "0";
string saveDataPath = null;
byte[] applicationIcon = null;
BlitStruct<ApplicationControlProperty> controlHolder = new BlitStruct<ApplicationControlProperty>(1);
try
{
using (FileStream file = new FileStream(applicationPath, FileMode.Open, FileAccess.Read))
{
if ((Path.GetExtension(applicationPath).ToLower() == ".nsp") ||
(Path.GetExtension(applicationPath).ToLower() == ".pfs0") ||
(Path.GetExtension(applicationPath).ToLower() == ".xci"))
{
try
{
PartitionFileSystem pfs;
bool isExeFs = false;
if (Path.GetExtension(applicationPath).ToLower() == ".xci")
{
Xci xci = new Xci(_virtualFileSystem.KeySet, file.AsStorage());
pfs = xci.OpenPartition(XciPartitionType.Secure);
}
else
{
pfs = new PartitionFileSystem(file.AsStorage());
// If the NSP doesn't have a main NCA, decrement the number of applications found and then continue to the next application.
bool hasMainNca = false;
foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*"))
{
if (Path.GetExtension(fileEntry.FullPath).ToLower() == ".nca")
{
pfs.OpenFile(out IFile ncaFile, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nca nca = new Nca(_virtualFileSystem.KeySet, ncaFile.AsStorage());
int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
if (nca.Header.ContentType == NcaContentType.Program && !nca.Header.GetFsHeader(dataIndex).IsPatchSection())
{
hasMainNca = true;
break;
}
}
else if (Path.GetFileNameWithoutExtension(fileEntry.FullPath) == "main")
{
isExeFs = true;
}
}
if (!hasMainNca && !isExeFs)
{
numApplicationsFound--;
continue;
}
}
if (isExeFs)
{
applicationIcon = _nspIcon;
Result result = pfs.OpenFile(out IFile npdmFile, "/main.npdm".ToU8Span(), OpenMode.Read);
if (ResultFs.PathNotFound.Includes(result))
{
Npdm npdm = new Npdm(npdmFile.AsStream());
titleName = npdm.TitleName;
titleId = npdm.Aci0.TitleId.ToString("x16");
}
}
else
{
// Store the ControlFS in variable called controlFs
GetControlFsAndTitleId(pfs, out IFileSystem controlFs, out titleId);
ReadControlData(controlFs, controlHolder.ByteSpan);
// Creates NACP class from the NACP file
controlFs.OpenFile(out IFile controlNacpFile, "/control.nacp".ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nacp controlData = new Nacp(controlNacpFile.AsStream());
// Get the title name, title ID, developer name and version number from the NACP
version = controlData.DisplayVersion;
GetNameIdDeveloper(controlData, out titleName, out _, out developer);
// Read the icon from the ControlFS and store it as a byte array
try
{
controlFs.OpenFile(out IFile icon, $"/icon_{_desiredTitleLanguage}.dat".ToU8Span(), OpenMode.Read).ThrowIfFailure();
using (MemoryStream stream = new MemoryStream())
{
icon.AsStream().CopyTo(stream);
applicationIcon = stream.ToArray();
}
}
catch (HorizonResultException)
{
foreach (DirectoryEntryEx entry in controlFs.EnumerateEntries("/", "*"))
{
if (entry.Name == "control.nacp")
{
continue;
}
controlFs.OpenFile(out IFile icon, entry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
using (MemoryStream stream = new MemoryStream())
{
icon.AsStream().CopyTo(stream);
applicationIcon = stream.ToArray();
}
if (applicationIcon != null)
{
break;
}
}
if (applicationIcon == null)
{
applicationIcon = Path.GetExtension(applicationPath).ToLower() == ".xci" ? _xciIcon : _nspIcon;
}
}
}
}
catch (MissingKeyException exception)
{
applicationIcon = Path.GetExtension(applicationPath).ToLower() == ".xci" ? _xciIcon : _nspIcon;
Logger.PrintWarning(LogClass.Application, $"Your key set is missing a key with the name: {exception.Name}");
}
catch (InvalidDataException)
{
applicationIcon = Path.GetExtension(applicationPath).ToLower() == ".xci" ? _xciIcon : _nspIcon;
Logger.PrintWarning(LogClass.Application, $"The header key is incorrect or missing and therefore the NCA header content type check has failed. Errored File: {applicationPath}");
}
catch (Exception exception)
{
Logger.PrintWarning(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
Logger.PrintDebug(LogClass.Application, exception.ToString());
numApplicationsFound--;
_loadingError = true;
continue;
}
}
else if (Path.GetExtension(applicationPath).ToLower() == ".nro")
{
BinaryReader reader = new BinaryReader(file);
byte[] Read(long position, int size)
{
file.Seek(position, SeekOrigin.Begin);
return reader.ReadBytes(size);
}
try
{
file.Seek(24, SeekOrigin.Begin);
int assetOffset = reader.ReadInt32();
if (Encoding.ASCII.GetString(Read(assetOffset, 4)) == "ASET")
{
byte[] iconSectionInfo = Read(assetOffset + 8, 0x10);
long iconOffset = BitConverter.ToInt64(iconSectionInfo, 0);
long iconSize = BitConverter.ToInt64(iconSectionInfo, 8);
ulong nacpOffset = reader.ReadUInt64();
ulong nacpSize = reader.ReadUInt64();
// Reads and stores game icon as byte array
applicationIcon = Read(assetOffset + iconOffset, (int) iconSize);
// Creates memory stream out of byte array which is the NACP
using (MemoryStream stream = new MemoryStream(Read(assetOffset + (int) nacpOffset, (int) nacpSize)))
{
// Creates NACP class from the memory stream
Nacp controlData = new Nacp(stream);
// Get the title name, title ID, developer name and version number from the NACP
version = controlData.DisplayVersion;
GetNameIdDeveloper(controlData, out titleName, out titleId, out developer);
}
}
else
{
applicationIcon = _nroIcon;
titleName = Path.GetFileNameWithoutExtension(applicationPath);
}
}
catch
{
Logger.PrintWarning(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
numApplicationsFound--;
continue;
}
}
else if (Path.GetExtension(applicationPath).ToLower() == ".nca")
{
try
{
Nca nca = new Nca(_virtualFileSystem.KeySet, new FileStream(applicationPath, FileMode.Open, FileAccess.Read).AsStorage());
int dataIndex = Nca.GetSectionIndexFromType(NcaSectionType.Data, NcaContentType.Program);
if (nca.Header.ContentType != NcaContentType.Program || nca.Header.GetFsHeader(dataIndex).IsPatchSection())
{
numApplicationsFound--;
continue;
}
}
catch (InvalidDataException)
{
Logger.PrintWarning(LogClass.Application, $"The NCA header content type check has failed. This is usually because the header key is incorrect or missing. Errored File: {applicationPath}");
}
catch
{
Logger.PrintWarning(LogClass.Application, $"The file encountered was not of a valid type. Errored File: {applicationPath}");
numApplicationsFound--;
_loadingError = true;
continue;
}
applicationIcon = _ncaIcon;
titleName = Path.GetFileNameWithoutExtension(applicationPath);
}
// If its an NSO we just set defaults
else if (Path.GetExtension(applicationPath).ToLower() == ".nso")
{
applicationIcon = _nsoIcon;
titleName = Path.GetFileNameWithoutExtension(applicationPath);
}
}
}
catch (IOException exception)
{
Logger.PrintWarning(LogClass.Application, exception.Message);
numApplicationsFound--;
_loadingError = true;
continue;
}
ApplicationMetadata appMetadata = LoadAndSaveMetaData(titleId);
if (ulong.TryParse(titleId, NumberStyles.HexNumber, CultureInfo.InvariantCulture, out ulong titleIdNum))
{
SaveDataFilter filter = new SaveDataFilter();
filter.SetUserId(new UserId(1, 0));
filter.SetProgramId(new TitleId(titleIdNum));
Result result = virtualFileSystem.FsClient.FindSaveDataWithFilter(out SaveDataInfo saveDataInfo, SaveDataSpaceId.User, ref filter);
if (result.IsSuccess())
{
saveDataPath = Path.Combine(virtualFileSystem.GetNandPath(), $"user/save/{saveDataInfo.SaveDataId:x16}");
}
}
ApplicationData data = new ApplicationData()
{
Favorite = appMetadata.Favorite,
Icon = applicationIcon,
TitleName = titleName,
TitleId = titleId,
Developer = developer,
Version = version,
TimePlayed = ConvertSecondsToReadableString(appMetadata.TimePlayed),
LastPlayed = appMetadata.LastPlayed,
FileExtension = Path.GetExtension(applicationPath).ToUpper().Remove(0 ,1),
FileSize = (fileSize < 1) ? (fileSize * 1024).ToString("0.##") + "MB" : fileSize.ToString("0.##") + "GB",
Path = applicationPath,
SaveDataPath = saveDataPath,
ControlHolder = controlHolder
};
numApplicationsLoaded++;
OnApplicationAdded(new ApplicationAddedEventArgs()
{
AppData = data
});
OnApplicationCountUpdated(new ApplicationCountUpdatedEventArgs()
{
NumAppsFound = numApplicationsFound,
NumAppsLoaded = numApplicationsLoaded
});
}
OnApplicationCountUpdated(new ApplicationCountUpdatedEventArgs()
{
NumAppsFound = numApplicationsFound,
NumAppsLoaded = numApplicationsLoaded
});
if (_loadingError)
{
Gtk.Application.Invoke(delegate
{
GtkDialog.CreateErrorDialog("One or more files encountered could not be loaded, check logs for more info.");
});
}
}
protected static void OnApplicationAdded(ApplicationAddedEventArgs e)
{
ApplicationAdded?.Invoke(null, e);
}
protected static void OnApplicationCountUpdated(ApplicationCountUpdatedEventArgs e)
{
ApplicationCountUpdated?.Invoke(null, e);
}
private static byte[] GetResourceBytes(string resourceName)
{
Stream resourceStream = Assembly.GetCallingAssembly().GetManifestResourceStream(resourceName);
byte[] resourceByteArray = new byte[resourceStream.Length];
resourceStream.Read(resourceByteArray);
return resourceByteArray;
}
private static void GetControlFsAndTitleId(PartitionFileSystem pfs, out IFileSystem controlFs, out string titleId)
{
Nca controlNca = null;
// Add keys to key set if needed
foreach (DirectoryEntryEx ticketEntry in pfs.EnumerateEntries("/", "*.tik"))
{
Result result = pfs.OpenFile(out IFile ticketFile, ticketEntry.FullPath.ToU8Span(), OpenMode.Read);
if (result.IsSuccess())
{
Ticket ticket = new Ticket(ticketFile.AsStream());
_virtualFileSystem.KeySet.ExternalKeySet.Add(new RightsId(ticket.RightsId), new AccessKey(ticket.GetTitleKey(_virtualFileSystem.KeySet)));
}
}
// Find the Control NCA and store it in variable called controlNca
foreach (DirectoryEntryEx fileEntry in pfs.EnumerateEntries("/", "*.nca"))
{
pfs.OpenFile(out IFile ncaFile, fileEntry.FullPath.ToU8Span(), OpenMode.Read).ThrowIfFailure();
Nca nca = new Nca(_virtualFileSystem.KeySet, ncaFile.AsStorage());
if (nca.Header.ContentType == NcaContentType.Control)
{
controlNca = nca;
}
}
// Return the ControlFS
controlFs = controlNca?.OpenFileSystem(NcaSectionType.Data, IntegrityCheckLevel.None);
titleId = controlNca?.Header.TitleId.ToString("x16");
}
internal static ApplicationMetadata LoadAndSaveMetaData(string titleId, Action<ApplicationMetadata> modifyFunction = null)
{
string metadataFolder = Path.Combine(_virtualFileSystem.GetBasePath(), "games", titleId, "gui");
string metadataFile = Path.Combine(metadataFolder, "metadata.json");
IJsonFormatterResolver resolver = CompositeResolver.Create(new[] { StandardResolver.AllowPrivateSnakeCase });
ApplicationMetadata appMetadata;
if (!File.Exists(metadataFile))
{
Directory.CreateDirectory(metadataFolder);
appMetadata = new ApplicationMetadata
{
Favorite = false,
TimePlayed = 0,
LastPlayed = "Never"
};
byte[] data = JsonSerializer.Serialize(appMetadata, resolver);
File.WriteAllText(metadataFile, Encoding.UTF8.GetString(data, 0, data.Length).PrettyPrintJson());
}
using (Stream stream = File.OpenRead(metadataFile))
{
appMetadata = JsonSerializer.Deserialize<ApplicationMetadata>(stream, resolver);
}
if (modifyFunction != null)
{
modifyFunction(appMetadata);
byte[] saveData = JsonSerializer.Serialize(appMetadata, resolver);
File.WriteAllText(metadataFile, Encoding.UTF8.GetString(saveData, 0, saveData.Length).PrettyPrintJson());
}
return appMetadata;
}
private static string ConvertSecondsToReadableString(double seconds)
{
const int secondsPerMinute = 60;
const int secondsPerHour = secondsPerMinute * 60;
const int secondsPerDay = secondsPerHour * 24;
string readableString;
if (seconds < secondsPerMinute)
{
readableString = $"{seconds}s";
}
else if (seconds < secondsPerHour)
{
readableString = $"{Math.Round(seconds / secondsPerMinute, 2, MidpointRounding.AwayFromZero)} mins";
}
else if (seconds < secondsPerDay)
{
readableString = $"{Math.Round(seconds / secondsPerHour, 2, MidpointRounding.AwayFromZero)} hrs";
}
else
{
readableString = $"{Math.Round(seconds / secondsPerDay, 2, MidpointRounding.AwayFromZero)} days";
}
return readableString;
}
private static void GetNameIdDeveloper(Nacp controlData, out string titleName, out string titleId, out string developer)
{
Enum.TryParse(_desiredTitleLanguage.ToString(), out TitleLanguage desiredTitleLanguage);
NacpDescription nacpDescription = controlData.Descriptions.ToList().Find(x => x.Language == desiredTitleLanguage);
if (nacpDescription != null)
{
titleName = nacpDescription.Title;
developer = nacpDescription.Developer;
}
else
{
titleName = null;
developer = null;
}
if (string.IsNullOrWhiteSpace(titleName))
{
titleName = controlData.Descriptions.ToList().Find(x => !string.IsNullOrWhiteSpace(x.Title)).Title;
}
if (string.IsNullOrWhiteSpace(developer))
{
developer = controlData.Descriptions.ToList().Find(x => !string.IsNullOrWhiteSpace(x.Developer)).Developer;
}
if (controlData.PresenceGroupId != 0)
{
titleId = controlData.PresenceGroupId.ToString("x16");
}
else if (controlData.SaveDataOwnerId != 0)
{
titleId = controlData.SaveDataOwnerId.ToString("x16");
}
else if (controlData.AddOnContentBaseId != 0)
{
titleId = (controlData.AddOnContentBaseId - 0x1000).ToString("x16");
}
else
{
titleId = "0000000000000000";
}
}
}
}