protected void Page_Load(object sender, EventArgs e)
{
int emailId = -1;
if (Request.QueryString["emailId"] == null)
{
Response.Redirect("Pop3Client.aspx");
Response.Flush();
Response.End();
}
else
{
Email = Session["email"].ToString();
}
Password = Session["pwd"].ToString();
emailId = Convert.ToInt32(Request.QueryString["emailId"]);
Email email = null;
List <MessagePart> msgParts = null;
Pop3Client client = new Pop3Client(Host, Port, Email, Password, true);
client.Connect();
email = client.FetchEmail(emailId);
msgParts = client.FetchMessageParts(emailId);
if (email == null || msgParts == null)
{
Response.Redirect("Pop3Client.aspx");
Response.Flush();
Response.End();
}
MessagePart preferredMsgPart = FindMessagePart(msgParts, "text/html");
if (preferredMsgPart == null)
{
preferredMsgPart = FindMessagePart(msgParts,
"text/plain");
}
else if (preferredMsgPart == null && msgParts.Count > 0)
{
preferredMsgPart = msgParts[0];
}
string contentType, charset, contentTransferEncoding, body = null;
if (preferredMsgPart != null)
{
contentType = preferredMsgPart.Headers["Content-Type"];
charset = "us-ascii";
contentTransferEncoding = preferredMsgPart.Headers
["Content-Transfer-Encoding"];
Match m = CharsetRegex.Match(contentType);
if (m.Success)
{
charset = m.Groups["charset"].Value;
}
HeadersLiteral.Text = contentType != null
? "Content-Type: " + contentType +
"<br />" : string.Empty;
HeadersLiteral.Text += contentTransferEncoding !=
null ?"Content-Transfer-Encoding: " +
contentTransferEncoding : string.Empty;
if (contentTransferEncoding != null)
{
if (contentTransferEncoding.ToLower() == "base64")
{
body = DecodeBase64String(charset,
preferredMsgPart.MessageText);
}
else
if (contentTransferEncoding.ToLower() ==
"quoted-printable")
{
body = DecodeQuotedPrintableString
(preferredMsgPart.MessageText);
}
else
{
body = preferredMsgPart.MessageText;
}
}
else
{
body = preferredMsgPart.MessageText;
}
}
EmailIdLiteral.Text = Convert.ToString(emailId);
DateLiteral.Text = email.UtcDateTime.ToString();;
FromLiteral.Text = email.From;
SubjectLiteral.Text = email.Subject;
BodyLiteral.Text = preferredMsgPart != null ?
(preferredMsgPart.Headers["Content-Type"].IndexOf("text/plain")
!= -1 ?"<pre>" + FormatUrls(body) + "</pre>" : body) : null;
ListAttachments(msgParts);
}
