/// <summary>
///
/// </summary>
/// <param name="session"></param>
/// <param name="message"></param>
/// <param name="outputDir"></param>
private void HashFiles(Session session,
MimeKit.MimeMessage message,
string parentDir,
string outputDir)
{
if (System.IO.Directory.Exists(outputDir) == false)
{
return;
}
string mailFrom = GetSmtpMailFrom(System.IO.Path.Combine(this.dataDirectory,
session.Guid.Substring(0, 2),
session.Guid + ".bin"));
string from = string.Empty;
if (message.From != null)
{
List<string> temp = new List<string>();
Regex regex = new Regex("<(.*?)>", RegexOptions.IgnoreCase);
for(int index = 0; index < message.From.Count; index++)
{
Match match = regex.Match(message.From[index].ToString());
if (match.Success == true)
{
temp.Add(match.Groups[1].Value);
}
else
{
temp.Add(message.From[index].ToString());
}
}
from = string.Join(",", temp);
}
string to = string.Empty;
if (message.To != null)
{
List<string> temp = new List<string>();
Regex regex = new Regex("<(.*?)>", RegexOptions.IgnoreCase);
for (int index = 0; index < message.From.Count; index++)
{
Match match = regex.Match(message.To[index].ToString());
if (match.Success == true)
{
temp.Add(match.Groups[1].Value);
}
else
{
temp.Add(message.To[index].ToString());
}
}
to = string.Join(",", temp);
}
string sender = string.Empty;
if (message.Sender != null)
{
sender = message.Sender.Address;
}
MessageDetails messageDetails = new MessageDetails();
messageDetails.SrcIp = session.SrcIpText;
messageDetails.SrcPort = session.SourcePort;
messageDetails.DstIp = session.DstIpText;
messageDetails.DstPort = session.DestinationPort;
messageDetails.From = from;
messageDetails.To = to;
messageDetails.MailFrom = mailFrom;
messageDetails.Sender = sender;
messageDetails.Subject = message.Subject;
messageDetails.Date = message.Date.ToString("o");
// Now MD5 the files
foreach (string file in System.IO.Directory.EnumerateFiles(outputDir,
"*.*",
SearchOption.AllDirectories))
{
if (System.IO.Path.GetFileName(file) == "Message.Info.txt")
{
continue;
}
try
{
// Not sure if BufferedStream should be wrapped in using block
using (var stream = new BufferedStream(File.OpenRead(file), 1200000))
{
MD5 md5 = new MD5CryptoServiceProvider();
byte[] hashMd5 = md5.ComputeHash(stream);
AttachmentDetails attachmentDetails = new AttachmentDetails();
attachmentDetails.File = file;
attachmentDetails.Md5 = woanware.Text.ConvertByteArrayToHexString(hashMd5);
messageDetails.Attachments.Add(attachmentDetails);
}
}
catch (Exception) { }
}
messageDetails.Save(System.IO.Path.Combine(outputDir, "Message.Details." + message.MessageId + ".xml"));
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public string Load(string path)
{
try
{
if (System.IO.File.Exists(path) == false)
{
return string.Empty;
}
XmlSerializer serializer = new XmlSerializer(typeof(MessageDetails));
FileInfo info = new FileInfo(path);
using (FileStream stream = info.OpenRead())
{
MessageDetails messageDetails = (MessageDetails)serializer.Deserialize(stream);
this.SrcIp = messageDetails.SrcIp;
this.SrcPort = messageDetails.SrcPort;
this.DstIp = messageDetails.DstIp;
this.DstPort = messageDetails.DstPort;
this.From = messageDetails.From;
this.To = messageDetails.To;
this.MailFrom = messageDetails.MailFrom;
this.Sender = messageDetails.Sender;
this.Subject = messageDetails.Subject;
this.Date = messageDetails.Date;
foreach (AttachmentDetails temp in messageDetails.Attachments)
{
AttachmentDetails attachmentDetails = new AttachmentDetails();
attachmentDetails.File = temp.File;
attachmentDetails.Md5 = temp.Md5;
this.Attachments.Add(attachmentDetails);
}
return string.Empty;
}
}
catch (FileNotFoundException fileNotFoundEx)
{
return fileNotFoundEx.Message;
}
catch (UnauthorizedAccessException unauthAccessEx)
{
return unauthAccessEx.Message;
}
catch (IOException ioEx)
{
return ioEx.Message;
}
catch (Exception ex)
{
return ex.Message;
}
}