private void SetupMediaResourceRequest(ODataRequestMessageWrapper mediaResourceRequest, DataServiceSaveStream saveStream, string etag)
{
IEnumerable <string> keys;
base.mediaResourceRequestStream = saveStream.Stream;
WebUtil.ApplyHeadersToRequest(saveStream.Args.Headers, mediaResourceRequest, true);
Dictionary <string, string> headers = saveStream.Args.Headers;
if (headers.ContainsKey("Accept"))
{
keys = new List <string>(headers.Count - 1);
foreach (string str in headers.Keys)
{
if (str != "Accept")
{
((List <string>)keys).Add(str);
}
}
}
else
{
keys = headers.Keys;
}
mediaResourceRequest.AddHeadersToReset(keys);
if (etag != null)
{
mediaResourceRequest.SetHeader("If-Match", etag);
mediaResourceRequest.AddHeadersToReset("If-Match");
}
}
/// <summary>
/// Fires the WritingRequest event on the <paramref name="requestInfo"/> instance.
/// </summary>
/// <param name="requestHeaders">Request Headers</param>
/// <param name="readableStream">A stream which can be read.</param>
/// <param name="isBatchPart">Boolean flag indicating if this request is part of a batch request..</param>
/// <param name="requestInfo">Request information to help fire events on the context.</param>
/// <param name="requestMessage">The request message to apply the headers to.</param>
/// <param name="ignoreAcceptHeader">If set to true the Accept header will be ignored.</param>
/// <returns>A stream containing the content of the request/response.</returns>
internal static Stream FireWritingRequest(HeaderCollection requestHeaders, Stream readableStream, bool isBatchPart, RequestInfo requestInfo, IODataRequestMessage requestMessage, bool ignoreAcceptHeader)
{
ReadingWritingHttpMessageEventArgs args = new ReadingWritingHttpMessageEventArgs(requestHeaders, readableStream, isBatchPart);
var rewrittenArgs = requestInfo.FireWritingRequestEvent(args);
WebUtil.ApplyHeadersToRequest(rewrittenArgs.HeaderCollection, requestMessage, true);
return(rewrittenArgs.Content);
}
