/// <summary>
/// Attempts to apply a patch of given type from a given URL or File Path via simple zip extraction.
/// </summary>
/// <param name="patchType"></param>
/// <param name="path"></param>
/// <returns></returns>
public async Task ApplyPatch(FanPatchType patchType, string path)
{
var patchName = GetPatchTypeName(patchType);
Stream buffer = await TryObtainFile(path);
if (buffer == null)
{
Triggers.OnFanPatchNotFound();
return;
}
Triggers.OnFanPatching(patchType.ToString());
await Task.Run(() =>
{
var backupFolder = Path.Combine(Settings.BackupDirectory(), patchName);
if (Directory.Exists(backupFolder) == false)
{
Directory.CreateDirectory(backupFolder);
}
using (var archive = ArchiveFactory.Open(buffer))
{
var reader = archive.ExtractAllEntries();
while (reader.MoveToNextEntry())
{
if (reader.Entry.IsDirectory)
{
continue;
}
var name = Path.GetFileName(reader.Entry.Key);
var target = Path.Combine(Settings.DataWin32Directory(), name);
if (File.Exists(target))
{
var backup = Path.Combine(backupFolder, name);
File.Move(target, backup);
}
using (var file = new FileStream(target, FileMode.Create))
{
reader.WriteEntryTo(file);
}
}
}
buffer.Dispose();
});
if (patchType == FanPatchType.EnglishPatch)
{
Settings.EnglishPatchVersion = Path.GetFileNameWithoutExtension(path);
}
if (patchType == FanPatchType.EnglishLargePatch)
{
Settings.EnglishLargePatchVersion = Path.GetFileNameWithoutExtension(path);
}
Triggers.OnFanPatchSuccessful(patchName);
}
/// <summary>
/// Gets the known, usual Tweaker backup directory.
/// </summary>
public static string BackupDirectory(this ITweakerSettings settings)
{
return(Path.Combine(settings.DataWin32Directory(), "backup"));
}
