/////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////
/// <summary>Inserts an AtomBase entry against a Uri. The overloaded
/// version here will check if this is an AbstractEntry and if it has
/// a media property set. If so, it will create a mime multipart envelope</summary>
/// <param name="feedUri">the uri for the feed this object should be posted against</param>
/// <param name="baseEntry">the entry to be inserted</param>
/// <param name="type">the type of request to create</param>
/// <param name="data">the async data payload</param>
/// <returns> the response as a stream</returns>
//////////////////////////////////////////////////////////////////////
internal override Stream EntrySend(Uri feedUri, AtomBase baseEntry, GDataRequestType type, AsyncSendData data)
{
if (feedUri == null)
{
throw new ArgumentNullException("feedUri");
}
Tracing.Assert(baseEntry != null, "baseEntry should not be null");
if (baseEntry == null)
{
throw new ArgumentNullException("baseEntry");
}
AbstractEntry entry = baseEntry as AbstractEntry;
// if the entry is not an abstractentry or if no media is set, do the default
if (entry == null || entry.MediaSource == null)
{
return(base.EntrySend(feedUri, baseEntry, type, data));
}
Stream outputStream = null;
Stream inputStream = null;
try
{
IGDataRequest request = this.RequestFactory.CreateRequest(type, feedUri);
request.Credentials = this.Credentials;
GDataRequest r = request as GDataRequest;
if (r != null)
{
r.ContentType = MediaService.MimeContentType;
r.Slug = entry.MediaSource.Name;
GDataRequestFactory f = this.RequestFactory as GDataRequestFactory;
if (f != null)
{
f.CustomHeaders.Add("MIME-version: 1.0");
}
}
if (data != null)
{
GDataGAuthRequest gr = request as GDataGAuthRequest;
if (gr != null)
{
gr.AsyncData = data;
}
}
outputStream = request.GetRequestStream();
inputStream = entry.MediaSource.GetDataStream();
StreamWriter w = new StreamWriter(outputStream);
w.WriteLine("Media multipart posting");
CreateBoundary(w, GDataRequestFactory.DefaultContentType);
baseEntry.SaveToXml(outputStream);
w.WriteLine();
CreateBoundary(w, entry.MediaSource.ContentType);
WriteInputStreamToRequest(inputStream, outputStream);
w.WriteLine();
w.WriteLine("--" + MediaService.MimeBoundary + "--");
w.Flush();
request.Execute();
outputStream.Close();
outputStream = null;
return(request.GetResponseStream());
}
catch (Exception)
{
throw;
}
finally
{
if (outputStream != null)
{
outputStream.Close();
}
if (inputStream != null)
{
inputStream.Close();
}
}
}
public GDataFile(AbstractEntry entry, string name, Stream baseStream)
{
Entry = entry;
Name = name.GetValidFileName();
BaseStream = baseStream;
}