private long WriteSingleContent(Stream stream, IHttpContent content, Action <UploadStatusMessage> uploadStatusCallback, int blockSize, long overallContentLength, long totalContentUploadedOverall)
{
long contentLength = content.GetContentLength();
int contentUploadedThisRound = 0;
int totalContentUploaded = 0;
byte[] requestBuffer = new byte[blockSize];
Stream contentStream = content.ReadAsStream();
while (totalContentUploaded != contentLength)
{
contentUploadedThisRound = 0;
int read = 0;
while ((read = contentStream.Read(requestBuffer, read, blockSize - read)) > 0)
{
contentUploadedThisRound += read;
}
if (contentUploadedThisRound > 0)
{
stream.Write(requestBuffer, 0, contentUploadedThisRound);
}
totalContentUploaded += contentUploadedThisRound;
totalContentUploadedOverall += contentUploadedThisRound;
RaiseUploadStatusCallback(uploadStatusCallback, overallContentLength, contentUploadedThisRound, totalContentUploadedOverall);
}
return(totalContentUploaded);
}
private void WriteMultipleContent(Stream stream, IHttpContent content, Action <UploadStatusMessage> uploadStatusCallback, int blockSize)
{
long contentLength = content.GetContentLength();
long totalContentUploaded = 0;
MultipartContent multipartContent = content as MultipartContent;
foreach (IHttpContent singleContent in multipartContent)
{
stream.Write(multipartContent.BoundaryStartBytes, 0, multipartContent.BoundaryStartBytes.Length);
totalContentUploaded += multipartContent.BoundaryStartBytes.Length;
foreach (var header in singleContent.Headers)
{
byte[] headerBytes = Encoding.UTF8.GetBytes(header.Key + ": " + header.Value);
stream.Write(headerBytes, 0, headerBytes.Length);
totalContentUploaded += headerBytes.Length;
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
}
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
totalContentUploaded += WriteSingleContent(stream, singleContent, uploadStatusCallback, blockSize, contentLength, totalContentUploaded);
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
}
if (!multipartContent.Any())
{
stream.Write(multipartContent.BoundaryStartBytes, 0, multipartContent.BoundaryStartBytes.Length);
totalContentUploaded += multipartContent.BoundaryStartBytes.Length;
}
stream.Write(multipartContent.BoundaryEndBytes, 0, multipartContent.BoundaryEndBytes.Length);
totalContentUploaded += multipartContent.BoundaryEndBytes.Length;
RaiseUploadStatusCallback(uploadStatusCallback, contentLength, (multipartContent.CRLFBytes.Length * 2) + multipartContent.BoundaryEndBytes.Length, totalContentUploaded);
}
private void WriteMultipleContent(Stream stream, IHttpContent content, Action <UploadStatusMessage> uploadStatusCallback, int blockSize)
{
long contentLength = content.GetContentLength();
long totalContentUploaded = 0;
int singleContentCount = 0;
MultipartContent multipartContent = content as MultipartContent;
foreach (IHttpContent singleContent in multipartContent)
{
byte[] contentHeader = Encoding.UTF8.GetBytes("Content-Type: " + singleContent.GetContentType());
stream.Write(multipartContent.BoundaryStartBytes, 0, multipartContent.BoundaryStartBytes.Length);
totalContentUploaded += multipartContent.BoundaryStartBytes.Length;
stream.Write(contentHeader, 0, contentHeader.Length);
totalContentUploaded += contentHeader.Length;
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
totalContentUploaded += WriteSingleContent(stream, singleContent, uploadStatusCallback, blockSize, contentLength, totalContentUploaded);
stream.Write(multipartContent.CRLFBytes, 0, multipartContent.CRLFBytes.Length);
totalContentUploaded += multipartContent.CRLFBytes.Length;
singleContentCount++;
}
if (singleContentCount == 0)
{
stream.Write(multipartContent.BoundaryStartBytes, 0, multipartContent.BoundaryStartBytes.Length);
totalContentUploaded += multipartContent.BoundaryStartBytes.Length;
}
stream.Write(multipartContent.BoundaryEndBytes, 0, multipartContent.BoundaryEndBytes.Length);
totalContentUploaded += multipartContent.BoundaryEndBytes.Length;
RaiseUploadStatusCallback(uploadStatusCallback, contentLength, (multipartContent.CRLFBytes.Length * 2) + multipartContent.BoundaryEndBytes.Length, totalContentUploaded);
}
protected void HandleRequestWrite(IHttpContent content, Action <UploadStatusMessage> uploadStatusCallback, int blockSize)
{
using (Stream stream = _request.GetRequestStream())
{
if (content.ContentReadAction == ContentReadAction.Multi)
{
WriteMultipleContent(stream, content, uploadStatusCallback, blockSize);
}
else
{
WriteSingleContent(stream, content, uploadStatusCallback, blockSize, content.GetContentLength(), 0);
}
}
}
protected void SetContentHeaders(IHttpContent content)
{
_request.ContentLength = content.GetContentLength();
_request.ContentType = content.GetContentType();
}
protected void SetContentHeaders(IHttpContent content)
{
_request.Headers[HttpRequestHeader.ContentLength] = content.GetContentLength().ToString();
_request.ContentType = content.GetContentType();
}
