/// <summary>
/// Glue method to create a bodypart from a MIMEPart instance.
/// </summary>
/// <param name="mimePart">The MIMEPart instance to create the
/// bodypart instance from.</param>
/// <returns>An initialized instance of the Bodypart class.</returns>
private static Bodypart BodypartFromMIME(MIMEPart mimePart)
{
NameValueCollection contentType = ParseMIMEField(
mimePart.header["Content-Type"]);
Bodypart p = new Bodypart(null);
Match m = Regex.Match(contentType["value"], "(.+)/(.+)");
if (m.Success)
{
p.Type = ContentTypeMap.fromString(m.Groups[1].Value);
p.Subtype = m.Groups[2].Value;
}
p.Encoding = ContentTransferEncodingMap.fromString(
mimePart.header["Content-Transfer-Encoding"]);
p.Id = mimePart.header["Content-Id"];
foreach (string k in contentType.AllKeys)
{
p.Parameters.Add(k, contentType[k]);
}
p.Size = mimePart.body.Length;
if (mimePart.header["Content-Disposition"] != null)
{
NameValueCollection disposition = ParseMIMEField(
mimePart.header["Content-Disposition"]);
p.Disposition.Type = ContentDispositionTypeMap.fromString(
disposition["value"]);
p.Disposition.Filename = disposition["Filename"];
foreach (string k in disposition.AllKeys)
{
p.Disposition.Attributes.Add(k, disposition[k]);
}
}
return(p);
}
/// <summary>
/// Reads a disposition from the underlying string. A disposition in
/// this context is a list of attribute/value literals (enclosed in
/// double-quotes) preceded by a word enclosed in parenthesis.
/// </summary>
/// <returns>An initialized ContentDisposition instance representing
/// the parsed disposition.</returns>
/// <exception cref="EndOfStringException">Thrown when reading is
/// attempted past the end of the underlying string.</exception>
public ContentDisposition ReadDisposition()
{
ContentDisposition Disp = new ContentDisposition();
char c;
char[] last = new char[3];
while ((c = (char)Read()) != '(')
{
last[0] = last[1];
last[1] = last[2];
last[2] = c;
if ((new string(last)) == "NIL")
{
return(Disp);
}
}
string type = ReadWord();
Disp.Type = ContentDispositionTypeMap.fromString(type);
Disp.Attributes = ReadList();
ReadUntil(')');
if (Disp.Attributes.ContainsKey("Filename"))
{
Disp.Filename = Disp.Attributes["Filename"];
}
return(Disp);
}