public MimePart()
{
ContentDisposition = new ContentDisposition();
ContentType = new ContentType();
BinaryContent = new byte[0];
HeaderFields = new NameValueCollection();
HeaderFieldNames = new NameValueCollection();
SubParts = new MimePartCollection();
}
/// <summary>
/// Gets the content disposition.
/// </summary>
/// <param name="input">The input.</param>
/// <returns></returns>
private static ContentDisposition GetContentDisposition(string input)
{
ContentDisposition field = new ContentDisposition();
//TODO: include TAB detection in Regex
field.Disposition = Regex.Match(input.Replace("\t", ""), @"(?<=: ?)\S+?(?=([;\s]|\Z))").Value;
//TODO: include TAB detection in Regex
System.Text.RegularExpressions.Match parammatch = System.Text.RegularExpressions.Regex.Match(input.Replace("\t", ""), @"(?<=;[ \t]?)[^;]*=[^;]*(?=(;|\Z))");
for (; parammatch.Success; parammatch = parammatch.NextMatch()) field.Parameters.Add(FormatFieldName(parammatch.Value.Substring(0, parammatch.Value.IndexOf('='))), parammatch.Value.Substring(parammatch.Value.IndexOf('=') + 1).Replace("\"", "").Trim('\r', '\n'));
return field;
}
/// <summary>
/// Gets the content disposition.
/// </summary>
/// <param name="input">The input.</param>
/// <returns></returns>
public static ContentDisposition GetContentDisposition(string input)
{
var field = new ContentDisposition();
input = input.Replace("\t", "");
field.Disposition = _regxMimeDisposition.Match(input).Value;
var parammatch = _regxMimeDispositionParams.Match(input);
for (; parammatch.Success; parammatch = parammatch.NextMatch())
field.Parameters.Add(
FormatFieldName(
parammatch.Value.Substring(0, parammatch.Value.IndexOf('='))),
parammatch.Value.Substring(parammatch.Value.IndexOf('=') + 1).Replace("\"", "").Trim('\r', '\n'));
return field;
}
/// <summary>
/// The MIME representation of the header.
/// </summary>
/// <param name="removeBlindCopies">if set to <c>true</c> remove blind copies (BCC).</param>
/// <param name="forceBase64Encoding">if set to <c>true</c> forces inner elements to be base64 encoded</param>
/// <returns></returns>
public string ToHeaderString(bool removeBlindCopies, bool forceBase64Encoding = false)
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
/*foreach (TraceInfo trace in this.Trace) sb.AppendLine("Received: " + trace.ToString());
* if (!this.From.Email.Equals(string.Empty)) sb.AppendLine("From: " + this.From.Merged);
* if (!this.Sender.Email.Equals(string.Empty)) sb.AppendLine("Sender: " + this.Sender.Merged);
* if (this.To.Count > 0) sb.AppendLine("To: " + this.To.Merged);
* if (this.Cc.Count > 0) sb.AppendLine("Cc: " + this.Cc.Merged);
* if (this.Bcc.Count > 0) sb.AppendLine("Bcc: " + this.Bcc.Merged);
* if (!this.ReplyTo.Email.Equals(string.Empty)) sb.AppendLine("Reply-to: " + this.ReplyTo.Merged);*/
foreach (TraceInfo trace in Trace)
{
AddHeaderField("Received", trace.ToString());
}
if (!From.Email.Equals(string.Empty))
{
AddHeaderField("From", From.Merged);
}
if (!Sender.Email.Equals(string.Empty))
{
AddHeaderField("Sender", Sender.Merged);
}
if (To.Count > 0)
{
AddHeaderField("To", To.Merged);
}
if (Cc.Count > 0)
{
AddHeaderField("Cc", Cc.Merged);
}
if (Bcc.Count > 0 && !removeBlindCopies)
{
AddHeaderField("Bcc", Bcc.Merged);
}
if (!ReplyTo.Email.Equals(string.Empty))
{
AddHeaderField("Reply-To", ReplyTo.Merged);
}
if (Date.Equals(DateTime.MinValue))
{
Date = DateTime.Now;
}
if (string.IsNullOrEmpty(MessageId))
{
MessageId = "<AU" + Codec.GetUniqueString() + "@" + System.Net.Dns.GetHostName() + ">";
}
if (ContentType.MimeType.Length > 0)
{
string contentType = ContentType.ToString();
contentType = contentType.Substring(contentType.IndexOf(":") + 1).TrimStart(' ');
AddHeaderField("Content-Type", contentType);
}
if (ContentDisposition.Disposition.Length > 0)
{
string contentDisposition = ContentDisposition.ToString();
contentDisposition = contentDisposition.Substring(contentDisposition.IndexOf(":") + 1).TrimStart(' ');
AddHeaderField("Content-Disposition", contentDisposition);
}
if (forceBase64Encoding)
{
AddHeaderField("Content-Transfer-Encoding", "base64");
}
else if (ContentType.Type.Equals("text"))
{
AddHeaderField("Content-Transfer-Encoding", "quoted-printable");
}
System.Reflection.Assembly asm = System.Reflection.Assembly.GetExecutingAssembly();
Version v = asm.GetName().Version;
AddHeaderField("X-Mailer", "ActiveUp.MailSystem " + v.Major + "." + v.Minor + "." + v.Build + " www.activeup.com");
foreach (string key in HeaderFields.AllKeys)
{
for (int i = 0; i < HeaderFields.GetValues(key).Length; i++)
{
sb.Append(HeaderFieldNames.GetValues(key)[i] + ": " + HeaderFields.GetValues(key)[i] + "\r\n");
}
}
return(sb.ToString().TrimEnd('\r', '\n'));
}
