/// <summary>
/// Adds an custom header to the MailMessage.
/// NOTE: some SMTP servers will reject improper custom headers
///</summary>
/// <param name="mailheader">MailHeader instance</param>
/// <example>
/// <code>
/// MailMessage msg = new MailMessage("*****@*****.**", "*****@*****.**");
/// MailHeader header = new MailHeader("X-Something", "HeaderValue");
/// msg.AddCustomHeader(header);
/// </code>
/// </example>
public void AddCustomHeader(MailHeader mailheader)
{
if (mailheader.name != null && mailheader.body != null)
{
customHeaders.Add(mailheader);
}
}
/// <summary>Returns the MailMessage as a RFC 822 formatted message</summary>
public override string ToString()
{
StringBuilder sb = new StringBuilder(60000);
MimeHeaderLineBuilder lb = new MimeHeaderLineBuilder( );
lb.Traits.SetEncoderCharSet(charset);
// reply to email address
sb.Append(
MimeCommon.ConcatMessageLine(
lb.Traits,
"Reply-To:",
ReplyTo.ToMimeString(lb.Traits.EncoderCharSet),
MimeConstants.CrLf));
// BgnTemp debug. an already encoded from email address.
if (mEncodedFromAddress != null)
{
sb.Append(mEncodedFromAddress + MimeConstants.CrLf);
}
else
{
// EndTemp debug.
// send from email address
sb.Append(
MimeCommon.ConcatMessageLine(
lb.Traits,
"From:",
From.ToMimeString(lb.Traits.EncoderCharSet),
MimeConstants.CrLf));
}
// send to email address
sb.Append(
MimeCommon.ConcatMessageLine(
lb.Traits,
"To:",
ToRecipients.ToMessageHeaderString(lb.Traits.EncoderCharSet),
MimeConstants.CrLf));
// sb.Append( "Reply-To: " ) ;
// sb.Append( ReplyTo.ToMimeString( charset )) ;
// sb.Append( SmtpConstants.CrLf ) ;
// sb.Append( "From: " + From.ToMimeStringToMessageHeaderString( charset )) ;
// sb.Append( SmtpConstants.CrLf ) ;
// sb.Append( "To: " + ToRecipients.ToMessageHeaderString( charset )) ;
// sb.Append( SmtpConstants.CrLf ) ;
if (CCRecipients.Count > 0)
{
sb.Append("CC: " + CCRecipients.ToMessageHeaderString(charset));
sb.Append(SmtpConstants.CrLf);
}
if (BCCRecipients.Count > 0)
{
sb.Append("BCC: " + BCCRecipients.ToMessageHeaderString(charset));
sb.Append(SmtpConstants.CrLf);
}
// message subject line.
if (Stringer.IsNotEmpty(Subject))
{
lb.Clear( );
lb.Append("Subject: ");
lb.Append(Subject);
sb.Append(lb.ToEncodedString( ) + MimeConstants.CrLf);
}
// BgnTemp debug. an already encoded subject line.
if (mEncodedSubject != null)
{
sb.Append(mEncodedSubject + MimeConstants.CrLf);
}
// EndTemp debug.
// send timestamp
lb
.Clear( )
.Append("Date: " + DateTime.Now.ToUniversalTime().ToString("R"));
sb.Append(lb.ToEncodedString( ) + MimeConstants.CrLf);
sb.Append(SmtpConfig.X_MAILER_HEADER + "\r\n");
if (notification)
{
if (ReplyTo.FriendlyName != null && ReplyTo.FriendlyName.Length != 0)
{
sb.Append("Disposition-Notification-To: " + MailEncoder.ConvertHeaderToQP(ReplyTo.FriendlyName, charset) + " <" + ReplyTo.Address + ">\r\n");
}
else
{
sb.Append("Disposition-Notification-To: <" + ReplyTo.Address + ">\r\n");
}
}
if (priority != null)
{
sb.Append("X-Priority: " + priority + "\r\n");
}
if (customHeaders != null)
{
for (IEnumerator i = customHeaders.GetEnumerator(); i.MoveNext();)
{
MailHeader m = (MailHeader)i.Current;
if (m.name.Length >= 0 && m.body.Length >= 0)
{
sb.Append(m.name + ":" + MailEncoder.ConvertHeaderToQP(m.body, charset) + "\r\n");
}
else
{
// TODO: Check if below is within RFC spec.
sb.Append(m.name + ":\r\n");
}
}
}
sb.Append("MIME-Version: 1.0\r\n");
sb.Append(GetMessageBody());
return(sb.ToString());
}