public static async Task <IMultipartCollection> ReadMultipartAsync(this HttpRequest request, CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
request.EnableRewind();
var parts = new MultipartCollection();
using (cancellationToken.Register(request.HttpContext.Abort)) {
var contentType = GetContentType(request);
var boundary = GetBoundary(contentType);
var multipartReader = new MultipartReader(boundary, request.Body);
var section = await multipartReader.ReadNextSectionAsync(cancellationToken);
while (section != null)
{
var headers = new HeaderDictionary(section.Headers);
var contentDisposition = headers.GetContentDisposition();
await section.Body.DrainAsync(cancellationToken);
var part = new Multipart(request.Body, section.BaseStreamOffset.Value, section.Body.Length)
{
Headers = headers
};
parts.Add(part);
section = await multipartReader.ReadNextSectionAsync(cancellationToken);
}
}
request.Body.Seek(0, SeekOrigin.Begin);
return(parts);
}
