public void WriteHeaderValue(DateTime value)
{
this.AssertOpen();
if (this.headerValueWritten)
{
throw new InvalidOperationException(Strings.CannotWriteHeaderValueMoreThanOnce);
}
if (this.lastHeader == null)
{
throw new InvalidOperationException(Strings.CannotWriteHeaderValueHere);
}
this.headerValueWritten = true;
TimeSpan timeZoneOffset = TimeSpan.Zero;
DateTime utcDateTime = value.ToUniversalTime();
if (value.Kind != DateTimeKind.Utc)
{
timeZoneOffset = TimeZoneInfo.Local.GetUtcOffset(value);
}
Header.WriteName(this.shimStream, this.lastHeader.Name, ref this.scratchBuffer);
MimeStringLength mimeStringLength = new MimeStringLength(0);
DateHeader.WriteDateHeaderValue(this.shimStream, utcDateTime, timeZoneOffset, ref mimeStringLength);
this.lastHeader = null;
}
internal override long WriteTo(Stream stream, EncodingOptions encodingOptions, MimeOutputFilter filter, ref MimeStringLength currentLineLength, ref byte[] scratchBuffer)
{
long num = base.WriteName(stream, ref scratchBuffer);
currentLineLength.IncrementBy((int)num);
if (!base.IsDirty && base.RawLength != 0 && base.IsProtected)
{
long num2 = Header.WriteLines(base.Lines, stream);
num += num2;
currentLineLength.SetAs(0);
return(num);
}
if (!this.parsed)
{
this.Parse();
}
num += DateHeader.WriteDateHeaderValue(stream, this.utcDateTime, this.timeZoneOffset, ref currentLineLength);
currentLineLength.SetAs(0);
return(num);
}
