Forked from forenheith/gist:910b22ca833c1e3453b32e053d287f9f
Last active
February 3, 2021 19:19
-
-
Save piksel/1d2b3ed473aa8fc84525cc0e6240907c to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
using (var outStream = new MemoryStream()) | |
{ | |
var zipOutputStream = new ZipOutputStream(outStream); | |
await outStream.FlushAsync(cancellationToken); | |
outStream.Seek(0, SeekOrigin.Begin); | |
zipOutputStream.SetLevel(CompressionMax); | |
foreach (var file in files) | |
{ | |
using (var inStream = new MemoryStream()) | |
{ | |
await _fileStorageApi.ReadToStreamAsync(inStream, file.Location.ContainerName, | |
file.Location.FileName, cancellationToken); | |
var inBuffer = new byte[inStream.Length]; | |
inStream.Seek(0, SeekOrigin.Begin); | |
var length = await inStream.ReadAsync(inBuffer, 0, inBuffer.Length, cancellationToken); | |
var entry = new ZipEntry(file.OriginalName) | |
{ | |
DateTime = DateTime.Now, Size = inBuffer.Length | |
}; | |
zipOutputStream.PutNextEntry(entry); | |
await zipOutputStream.WriteAsync(inBuffer, 0, length, cancellationToken); | |
} | |
} | |
outStream.Seek(0, SeekOrigin.Begin); | |
var outBuffer = new byte[outStream.Length]; | |
await outStream.ReadAsync(outBuffer, 0, outBuffer.Length, cancellationToken); | |
zipOutputStream.Finish(); | |
zipOutputStream.Close(); | |
return outBuffer; | |
} | |
using (var outStream = new MemoryStream()) | |
{ | |
var zipOutputStream = new ZipOutputStream(outStream); | |
await outStream.FlushAsync(cancellationToken); | |
outStream.Seek(0, SeekOrigin.Begin); | |
zipOutputStream.SetLevel(CompressionMax); | |
foreach (var file in files) | |
{ | |
using (var inStream = new MemoryStream()) | |
{ | |
await _fileStorageApi.ReadToStreamAsync(inStream, file.Location.ContainerName, | |
file.Location.FileName, cancellationToken); | |
var inBuffer = new byte[inStream.Length]; | |
inStream.Seek(0, SeekOrigin.Begin); | |
var length = await inStream.ReadAsync(inBuffer, 0, inBuffer.Length, cancellationToken); | |
var entry = new ZipEntry(file.OriginalName) | |
{ | |
DateTime = DateTime.Now, Size = inBuffer.Length | |
}; | |
zipOutputStream.PutNextEntry(entry); | |
await zipOutputStream.WriteAsync(inBuffer, 0, length, cancellationToken); | |
} | |
} | |
outStream.Seek(0, SeekOrigin.Begin); | |
var outBuffer = new byte[outStream.Length]; | |
await outStream.ReadAsync(outBuffer, 0, outBuffer.Length, cancellationToken); | |
zipOutputStream.Finish(); | |
zipOutputStream.Close(); | |
return outBuffer; | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment