public static void Convert(String htmlFilename, String mhtFilename)
{
var objMessage = new Message();
objMessage.CreateMHTMLBody(htmlFilename);
var strm = new Stream {Type = StreamTypeEnum.adTypeText, Charset = "US-ASCII"};
strm.Open();
IDataSource dsk = objMessage.DataSource;
dsk.SaveToObject(strm, "_Stream");
strm.SaveToFile(mhtFilename, SaveOptionsEnum.adSaveCreateOverWrite);
strm.Close();
}
/// <summary>
/// Add full contents of a stream into the Zip storage
/// </summary>
/// <param name="_method">Compression method</param>
/// <param name="_filenameInZip">Filename and path as desired in Zip directory</param>
/// <param name="_source">Stream object containing the data to store in Zip</param>
/// <param name="_modTime">Modification time of the data to store</param>
/// <param name="_comment">Comment for stored file</param>
public void AddStream(Compression _method, string _filenameInZip, Stream _source, DateTime _modTime, string _comment)
{
if (Access == FileAccess.Read)
throw new InvalidOperationException("Writing is not alowed");
long offset;
if (this.Files.Count == 0)
offset = 0;
else
{
ZipFileEntry last = this.Files[this.Files.Count - 1];
offset = last.HeaderOffset + last.HeaderSize;
}
// Prepare the fileinfo
ZipFileEntry zfe = new ZipFileEntry();
zfe.Method = _method;
zfe.EncodeUTF8 = this.EncodeUTF8;
zfe.FilenameInZip = NormalizedFilename(_filenameInZip);
zfe.Comment = (_comment == null ? "" : _comment);
// Even though we write the header now, it will have to be rewritten, since we don't know compressed size or crc.
zfe.Crc32 = 0; // to be updated later
zfe.HeaderOffset = (uint)this.ZipFileStream.Position; // offset within file of the start of this local record
zfe.ModifyTime = _modTime;
// Write local header
WriteLocalHeader(ref zfe);
zfe.FileOffset = (uint)this.ZipFileStream.Position;
// Write file to zip (store)
Store(ref zfe, _source);
_source.Close();
this.UpdateCrcAndSizes(ref zfe);
Files.Add(zfe);
}
private static Stream CopyToMemoryStream(Stream s) {
var size = 100000; // large heap is more efficient
var copyBuff = new byte[size];
int len;
var r = new MemoryStream();
while((len = s.Read(copyBuff, 0, size)) > 0)
r.Write(copyBuff, 0, len);
r.Seek(0, SeekOrigin.Begin);
s.Close();
return r;
}