public static MimeMessage ParseMessage(Stream inputStream, HTTPHeaders headers, CancellationToken cancellationToken)
{
if (inputStream == null || inputStream == Stream.Null)
{
return(null);
}
var headerArray = headers.ToArray();
if (IsMimeMessage(headerArray) == false)
{
return(null);
}
string headerString = String.Join("\r\n", headerArray.Select(h => $"{h.Name}: {h.Value}"));
try
{
using (ChainedStream streamWithHeaders = new ChainedStream())
{
streamWithHeaders.Add(new MemoryStream(Encoding.UTF8.GetBytes(headerString)), false);
streamWithHeaders.Add(inputStream, false);
var parser = new MimeKit.MimeParser(streamWithHeaders);
return(parser.ParseMessage(cancellationToken));
}
}
catch (FormatException)
{
return(null);
}
}
public static Dictionary <string, string> ToDictionary(this HTTPHeaders headers)
{
if (headers == null)
{
return(null);
}
var result = new Dictionary <string, string>();
foreach (var item in headers.ToArray())
{
if (!result.ContainsKey(item.Name))
{
result.Add(item.Name, item.Value);
}
else
{
result[item.Name] += ";" + item.Value;
}
}
return(result);
}