public CommonChunkedUploadSession Get(string sessionId)
{
using (var stream = DataStore.GetReadStream(Domain, GetPathWithId(sessionId)))
{
return(CommonChunkedUploadSession.Deserialize(stream));
}
}
public Stream UploadSingleChunk(CommonChunkedUploadSession uploadSession, Stream stream, long chunkLength)
{
if (uploadSession.BytesTotal == 0)
{
uploadSession.BytesTotal = chunkLength;
}
if (uploadSession.BytesTotal >= chunkLength)
{
//This is hack fixing strange behaviour of plupload in flash mode.
if (string.IsNullOrEmpty(uploadSession.ChunksBuffer))
{
uploadSession.ChunksBuffer = TempPath.GetTempFileName();
}
using (var bufferStream = new FileStream(uploadSession.ChunksBuffer, FileMode.Append))
{
stream.CopyTo(bufferStream);
}
uploadSession.BytesUploaded += chunkLength;
if (uploadSession.BytesTotal == uploadSession.BytesUploaded)
{
return(new FileStream(uploadSession.ChunksBuffer, FileMode.Open, FileAccess.ReadWrite, FileShare.ReadWrite,
4096, FileOptions.DeleteOnClose));
}
}
return(Stream.Null);
}
public void Store(CommonChunkedUploadSession s)
{
using (var stream = s.Serialize())
{
DataStore.SavePrivate(Domain, GetPathWithId(s.Id), stream, s.Expired);
}
}
public void Finalize(CommonChunkedUploadSession uploadSession)
{
var tempPath = uploadSession.TempPath;
var uploadId = uploadSession.UploadId;
var eTags = uploadSession.GetItemOrDefault <List <string> >("ETag")
.Select((x, i) => new KeyValuePair <int, string>(i + 1, x))
.ToDictionary(x => x.Key, x => x.Value);
DataStore.FinalizeChunkedUpload(Domain, tempPath, uploadId, eTags);
}
public void Abort(CommonChunkedUploadSession uploadSession)
{
if (uploadSession.UseChunks)
{
var tempPath = uploadSession.TempPath;
var uploadId = uploadSession.UploadId;
DataStore.AbortChunkedUpload(Domain, tempPath, uploadId);
}
else if (!string.IsNullOrEmpty(uploadSession.ChunksBuffer))
{
File.Delete(uploadSession.ChunksBuffer);
}
}
public void Init(CommonChunkedUploadSession chunkedUploadSession)
{
if (chunkedUploadSession.BytesTotal < MaxChunkUploadSize)
{
chunkedUploadSession.UseChunks = false;
return;
}
var tempPath = Guid.NewGuid().ToString();
var uploadId = DataStore.InitiateChunkedUpload(Domain, tempPath);
chunkedUploadSession.TempPath = tempPath;
chunkedUploadSession.UploadId = uploadId;
}
public void UploadChunk(CommonChunkedUploadSession uploadSession, Stream stream, long length)
{
var tempPath = uploadSession.TempPath;
var uploadId = uploadSession.UploadId;
var chunkNumber = uploadSession.GetItemOrDefault <int>("ChunksUploaded") + 1;
var eTag = DataStore.UploadChunk(Domain, tempPath, uploadId, stream, MaxChunkUploadSize, chunkNumber, length);
uploadSession.Items["ChunksUploaded"] = chunkNumber;
uploadSession.BytesUploaded += length;
var eTags = uploadSession.GetItemOrDefault <List <string> >("ETag") ?? new List <string>();
eTags.Add(eTag);
uploadSession.Items["ETag"] = eTags;
}
public void Remove(CommonChunkedUploadSession s)
{
DataStore.Delete(Domain, GetPathWithId(s.Id));
}
public void Move(CommonChunkedUploadSession chunkedUploadSession, string newPath, bool quotaCheckFileSize = true)
{
DataStore.Move(Domain, chunkedUploadSession.TempPath, string.Empty, newPath, quotaCheckFileSize);
}
public void Move(CommonChunkedUploadSession chunkedUploadSession, string newPath)
{
DataStore.Move(Domain, chunkedUploadSession.TempPath, string.Empty, newPath);
}
