public override MimePartHeaders GetMime(uint[] indices)
{
StorageGlobals.ContextTraceInformation(ExTraceGlobals.CcOutboundMimeTracer, "ImapItemConverter::GetMime.");
this.CheckDisposed(null);
if (indices == null || indices.Length == 0)
{
return(null);
}
MimePartHeaders result;
using (StorageGlobals.SetTraceContext(this.options))
{
using (StorageGlobals.SetTraceContext(this.itemIn))
{
StorageGlobals.ContextTracePfd(ExTraceGlobals.CcPFDTracer, "Starting item (ImapItemConverter.GetMime)");
MimePartHeaders mimePartHeaders = null;
MimePartInfo mimePartInfo = this.FindMimePart(indices);
if (mimePartInfo != null && mimePartInfo.Headers != null && mimePartInfo.Headers.Count != 0)
{
mimePartHeaders = mimePartInfo.Headers;
}
else
{
mimePartInfo = this.GetMimeSkeleton();
List <IDisposable> disposeList = null;
Item item = null;
EncodingOptions encodingOptions = null;
try
{
IImapMimeProvider subpartConverter = this.GetSubpartConverter(indices, out mimePartInfo, out item, out encodingOptions, out disposeList);
if (subpartConverter != null)
{
using (MimeStreamWriter mimeStreamWriter = new MimeStreamWriter(MimeStreamWriter.Flags.ProduceMimeStructure, encodingOptions))
{
this.WriteMimePart(subpartConverter, mimeStreamWriter, this.options, mimePartInfo, ItemToMimeConverter.MimeFlags.SkipContent);
}
mimePartHeaders = mimePartInfo.Headers;
}
}
finally
{
this.DisposeAll(disposeList);
}
}
StorageGlobals.ContextTracePfd(ExTraceGlobals.CcPFDTracer, "Finishing item (ImapItemConverter.GetMime)");
result = mimePartHeaders;
}
}
return(result);
}
internal void StartPart(MimePartInfo part, bool outputToSkeleton)
{
this.FlushCachedHeader();
if (this.currentPart != null)
{
this.StartWriting();
if ((this.flags & MimeStreamWriter.Flags.ProduceMimeStructure) == MimeStreamWriter.Flags.ProduceMimeStructure && this.currentPart.IsMultipart)
{
this.currentPart.ChildrenWrittenOut();
}
}
MimePartHeaders mimePartHeaders = (part == null) ? null : part.Headers;
this.currentPart = part;
this.hasAllHeaders = (mimePartHeaders != null);
if (this.mimeWriter != null)
{
this.mimeWriter.StartPart();
if (this.hasAllHeaders)
{
this.CopyHeadersToWriter(mimePartHeaders, this.mimeWriter);
}
}
if (this.mimeSkeletonWriter != null && outputToSkeleton)
{
this.mimeSkeletonWriter.StartPart();
if (mimePartHeaders != null)
{
this.CopyHeadersToWriter(mimePartHeaders, this.mimeSkeletonWriter);
}
}
this.assembleHeaders = false;
if (this.currentPart != null && (this.flags & MimeStreamWriter.Flags.ProduceMimeStructure) == MimeStreamWriter.Flags.ProduceMimeStructure)
{
if (mimePartHeaders == null)
{
this.assembleHeaders = true;
if ((this.flags & MimeStreamWriter.Flags.ForceMime) == MimeStreamWriter.Flags.ForceMime)
{
Header header = Header.Create(HeaderId.MimeVersion);
header.Value = "1.0";
this.currentPart.AddHeader(header);
}
}
this.flags &= (MimeStreamWriter.Flags)(-5);
}
}
private void CopyHeadersToWriter(MimePartHeaders headers, MimeWriter writer)
{
Header header = null;
foreach (Header header2 in headers)
{
if (header2.HeaderId == HeaderId.MimeVersion)
{
header = header2;
}
else
{
header2.WriteTo(writer);
}
}
if (header != null)
{
header.WriteTo(writer);
}
}