public async Task ExtractAllAsync(CancellationToken token)
{
var file = new FileInfo(ContainerPath);
var extensions = new[] { ".zip", ".cbz" };
if (!extensions.Contains(file.Extension))
{
return;
}
await Task.Run(() =>
{
using var archive = new ZipArchive(File.OpenRead(ContainerPath));
var entries = FileNames.Select(f => archive.Entries.First(e => e.FullName == f)).ToList();
for (var index = 0; index < entries.Count; index++)
{
var entry = entries[index];
if (Extracted > index)
{
continue;
}
if (token.IsCancellationRequested)
{
return;
}
try
{
var tempFile = GetFileFromUnorderedIndex(index);
if (File.Exists(tempFile))
{
continue;
}
var fileStream = File.OpenWrite(tempFile);
var zipStream = entry.Open();
zipStream.CopyTo(fileStream);
zipStream.Dispose();
fileStream.Dispose();
}
finally
{
Extracted++;
UpdateExtracted?.Invoke(nameof(Extracted));
}
}
}, token);
}
public string GetFile(int index, out string displayName, SevenZipExtractor extractor, BackgroundWorker worker)
{
displayName = null;
if (index == -1)
{
return(null);
}
GetFileFromOrderedIndex(index, out var archivePath, out displayName, out var tempFile);
var fullPath = Path.GetFullPath(tempFile);
Directory.CreateDirectory(Directory.GetParent(fullPath).FullName);
try
{
if (File.Exists(tempFile))
{
return(fullPath);
}
using var stream = File.OpenWrite(tempFile);
lock (this)
{
extractor.ExtractFile(archivePath, stream);
}
}
catch (Exception ex)
{
Debug.WriteLine($"Error in RarContainer.GetFile - {ex.Message}");
return(File.Exists(tempFile) ? fullPath : Path.GetFullPath(StaticHelpers.LoadFailedImage));
}
finally
{
worker?.ReportProgress(Extracted);
Extracted++;
UpdateExtracted?.Invoke(nameof(Extracted));
}
return(fullPath);
}
