/// <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>
/// 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>
/// <example>
/// <code>
/// MailMessage msg = new MailMessage("*****@*****.**", "*****@*****.**");
/// msg.Body = "body";
/// msg.Subject = "subject";
/// string message = msg.ToString();
/// </code>
/// </example>
/// <returns>Mailmessage as RFC 822 formatted string</returns>
public override string ToString()
{
StringBuilder sb = new StringBuilder();
if (!string.IsNullOrEmpty(ReplyTo.DisplayName))
{
sb.AppendFormat("Reply-To: \"{0}\" <{1}>\r\n", MailEncoder.ConvertHeaderToQP(ReplyTo.DisplayName, Charset), ReplyTo.Address);
}
else
{
sb.AppendFormat("Reply-To: <{0}>\r\n", ReplyTo.Address);
}
if (!string.IsNullOrEmpty(From.DisplayName))
{
sb.AppendFormat("From: \"{0}\" <{1}>\r\n", MailEncoder.ConvertHeaderToQP(From.DisplayName, Charset), From.Address);
}
else
{
sb.AppendFormat("From: <{0}>\r\n", From.Address);
}
sb.AppendFormat("To: {0}\r\n", CreateAddressList(To));
if (_ccList.Count != 0)
{
sb.AppendFormat("CC: {0}\r\n", CreateAddressList(CC));
}
if (!string.IsNullOrEmpty(Subject))
{
StringBuilder cleanSubject = new StringBuilder(Subject);
cleanSubject.Replace("\r\n", null);
cleanSubject.Replace("\n", null);
sb.AppendFormat("Subject: {0}\r\n", MailEncoder.ConvertHeaderToQP(cleanSubject.ToString(), Charset));
}
sb.AppendFormat("Date: {0}\r\n", DateTime.Now.ToUniversalTime().ToString("R"));
sb.AppendFormat("{0}\r\n", X_MAILER_HEADER);
if (Notification)
{
if (string.IsNullOrEmpty(ReplyTo.DisplayName))
{
sb.AppendFormat("Disposition-Notification-To: <{0}>\r\n", ReplyTo.Address);
}
else
{
sb.AppendFormat("Disposition-Notification-To: {0} <{1}>\r\n", MailEncoder.ConvertHeaderToQP(ReplyTo.DisplayName, Charset), ReplyTo.Address);
}
}
if (Priority != null)
{
sb.AppendFormat("X-Priority: {0}\r\n", Priority);
}
if (CustomHeaders != null)
{
for (IEnumerator i = _customHeaders.GetEnumerator(); i.MoveNext();)
{
MailHeader mailHeader = (MailHeader)i.Current;
if (mailHeader != null)
{
if (mailHeader.Name.Length >= 0 && mailHeader.Body.Length >= 0)
{
sb.AppendFormat("{0}:{1}\r\n", mailHeader.Name, MailEncoder.ConvertHeaderToQP(mailHeader.Body, Charset));
}
else
{
// TODO: Check if below is within RFC spec.
sb.AppendFormat("{0}:\r\n", mailHeader.Name);
}
}
}
}
sb.Append("MIME-Version: 1.0\r\n");
sb.Append(GetMessageBody());
return(sb.ToString());
}
