private void PopulateEml(string emlFilePath)
{
try
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing, ADODB.ConnectModeEnum.adModeUnknown, ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified, String.Empty, String.Empty);
stream.LoadFromFile(emlFilePath);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
stream.Close();
_emlFile = new Eml
{
From = msg.From,
To = msg.To,
CC = msg.CC,
Body = string.IsNullOrEmpty(msg.HTMLBody) ? msg.TextBody : msg.HTMLBody,
Subject = msg.Subject
};
}
catch (Exception ex)
{ }
}
public static ADODB.Stream OpenFileStream(FileInfo fileInfo, int retry)
{
var delay = 0;
for (var i = 0; i < retry; i++)
{
try
{
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing, ADODB.ConnectModeEnum.adModeUnknown, ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified, String.Empty, String.Empty);
stream.LoadFromFile(fileInfo.FullName);
stream.Flush();
return stream;
}
catch (FileNotFoundException)
{
throw;
}
catch (IOException)
{
delay += 100;
if (i == retry) throw;
}
Thread.Sleep(delay);
}
//We will never get here
throw new IOException("Unable to open file - " + fileInfo.FullName);
}
protected CDO.Message ReadMessage(String emlFileName)
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing,
ADODB.ConnectModeEnum.adModeUnknown,
ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified,
String.Empty,
String.Empty);
stream.LoadFromFile(emlFileName);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
return(msg);
}
internal static CDO.Message ParseEmlFile(string file)
{
// Check file exists and is readable
if (!File.Exists(file))
{
return(null);
}
try
{
File.Open(file, FileMode.Open, FileAccess.Read).Dispose();
}
catch (IOException)
{
return(null);
}
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing, ADODB.ConnectModeEnum.adModeUnknown, ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified, string.Empty, string.Empty);
stream.LoadFromFile(file);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
stream.Close();
if (string.IsNullOrWhiteSpace(msg.Sender) &&
string.IsNullOrWhiteSpace(msg.To) &&
string.IsNullOrWhiteSpace(msg.From) &&
string.IsNullOrWhiteSpace(msg.TextBody) &&
string.IsNullOrWhiteSpace(msg.HTMLBody) &&
string.IsNullOrWhiteSpace(msg.From)
)
{
return(null);
}
return(msg);
}
private static CDO.Message ReadMessageUnCached(String emlFileName)
{
for (int i = 0; i < maxRetries; i++)
{
try
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing,
ADODB.ConnectModeEnum.adModeUnknown,
ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified,
String.Empty,
String.Empty);
stream.LoadFromFile(emlFileName);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
return msg;
}
catch (COMException ex)
{
if (i + 1 >= maxRetries || ex.HResult != -2146825286)
{
// Rethrow last time or if it isn't a file lock problem.
throw;
}
}
catch (IOException ex)
{
if (i + 1 >= maxRetries || ex.HResult != -2147024864)
{
// Rethrow last time or if it isn't a file lock problem.
throw;
}
}
System.Threading.Thread.Sleep(100);
}
throw new InvalidOperationException("Should not arrive here.");
}
public static CDO.Message LoadMessage(string emlFilePath)
{
try
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing, ADODB.ConnectModeEnum.adModeUnknown, ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified, String.Empty, String.Empty);
//http://stackoverflow.com/questions/936422/recommendations-on-parsing-eml-files-in-c-sharp
//stream.Type = ADODB.StreamTypeEnum.adTypeBinary; // Don't parse UTF8 byte headers
stream.LoadFromFile(emlFilePath);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
return msg;
}
catch (Exception ex)
{
throw new ApplicationException(string.Format("Could not load message '{0}'. {1}", emlFilePath, ex.Message), innerException: ex);
}
}
public static CDO.Message LoadMessage(string emlFilePath)
{
try
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing, ADODB.ConnectModeEnum.adModeUnknown, ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified, String.Empty, String.Empty);
//http://stackoverflow.com/questions/936422/recommendations-on-parsing-eml-files-in-c-sharp
//stream.Type = ADODB.StreamTypeEnum.adTypeBinary; // Don't parse UTF8 byte headers
stream.LoadFromFile(emlFilePath);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
return(msg);
}
catch (Exception ex)
{
throw new ApplicationException(string.Format("Could not load message '{0}'. {1}", emlFilePath, ex.Message), innerException: ex);
}
}
private static CDO.Message ReadMessageUnCached(String emlFileName)
{
for (int i = 0; i < maxRetries; i++)
{
try
{
CDO.Message msg = new CDO.MessageClass();
ADODB.Stream stream = new ADODB.StreamClass();
stream.Open(Type.Missing,
ADODB.ConnectModeEnum.adModeUnknown,
ADODB.StreamOpenOptionsEnum.adOpenStreamUnspecified,
String.Empty,
String.Empty);
stream.LoadFromFile(emlFileName);
stream.Flush();
msg.DataSource.OpenObject(stream, "_Stream");
msg.DataSource.Save();
return(msg);
}
catch (COMException ex)
{
if (i + 1 >= maxRetries || ex.HResult != -2146825286)
{
// Rethrow last time or if it isn't a file lock problem.
throw;
}
}
catch (IOException ex)
{
if (i + 1 >= maxRetries || ex.HResult != -2147024864)
{
// Rethrow last time or if it isn't a file lock problem.
throw;
}
}
System.Threading.Thread.Sleep(100);
}
throw new InvalidOperationException("Should not arrive here.");
}
//SaveToFile
public bool SaveToFile(object Stream, object FilePath)
{
Application.DoEvents();
// Try
ADODB.StreamClass objStream = new ADODB.StreamClass();
//objStream = Interaction.CreateObject("ADODB.Stream");
objStream.Type = ADODB.StreamTypeEnum.adTypeBinary;
objStream.Open();
objStream.Write(Stream);
objStream.SaveToFile(FilePath.ToString(), ADODB.SaveOptionsEnum.adSaveCreateOverWrite);
objStream.Close();
objStream = null;
if (Information.Err().Number != 0)
{
return(false);
}
else
{
return(true);
}
}
static void Main(string[] args)
{
string filename = @"C:\Users\User1\Desktop\a.eml";
//string content = File.ReadAllText(filename);
//dynamic msg = new Message();
//msg.DataSource.Open(filename);
//dynamic msg = Activator.CreateInstance(Type.GetTypeFromProgID("CDO.Message"));
//msg.Open(filename);
//dynamic stream = Activator.CreateInstance(Type.GetTypeFromProgID("ADODB.Stream"));
//stream.Open();
//stream.LoadFromFile(filename);
//stream.Position = 0;
//dynamic msg = Activator.CreateInstance(Type.GetTypeFromProgID("CDO.Message"));
//msg.DataSource.OpenObject(stream, "_Stream");
//msg.Attachments.DeleteAll();
//msg.DataSource.SaveToObject(stream, "_Stream");
////msg.DataSource.Save();
//stream.Position = 0;
//stream.SaveToFile(filename, adSaveCreateOverWrite);
//stream.Close();
ADODB.StreamClass stream = new ADODB.StreamClass();
stream.Open();
stream.LoadFromFile(filename);
CDO.MessageClass msg = new CDO.MessageClass();
msg.DataSource.OpenObject(stream, "_Stream");
msg.Attachments.DeleteAll();
msg.DataSource.SaveToObject(stream, "_Stream");
stream.SaveToFile(filename, ADODB.SaveOptionsEnum.adSaveCreateOverWrite);
stream.Close();
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(msg);
System.Runtime.InteropServices.Marshal.FinalReleaseComObject(stream);
}
