public void TestFiles(string fileName)
{
string filePath = Path.Combine("Mail\\TestFiles", fileName);
string mailtext = File.ReadAllText(filePath);
Message message = null;
Assert.DoesNotThrow(() => message = Message.Load(mailtext));
if (SMIMEStandard.IsContentMultipartSignature(message.ParsedContentType))
{
SignedEntity signedEntity = null;
Assert.DoesNotThrow(() => signedEntity = SignedEntity.Load(message));
message.Headers = message.Headers.SelectNonMimeHeaders();
message.UpdateBody(signedEntity.Content); // this will merge in content + content specific mime headers
}
Message extracted = null;
Assert.DoesNotThrow(() => extracted = WrappedMessage.ExtractInner(message));
Header to = null;
Assert.DoesNotThrow(() => to = extracted.To);
MailAddressCollection addresses = null;
Assert.DoesNotThrow(() => addresses = MailParser.ParseAddressCollection(to));
Assert.True(addresses.Count > 0);
Assert.DoesNotThrow(() => MailParser.ParseMailAddress(extracted.From));
}
/// <summary>
/// Decrypt (optionally) the given message and try to extract signatures
/// </summary>
bool DecryptSignatures(IncomingMessage message, X509Certificate2 certificate, out SignedCms signatures, out MimeEntity payload)
{
MimeEntity decryptedEntity = null;
signatures = null;
payload = null;
if (certificate != null)
{
decryptedEntity = m_cryptographer.DecryptEntity(message.GetEncryptedBytes(m_cryptographer), certificate);
}
else
{
decryptedEntity = message.Message;
}
if (decryptedEntity == null)
{
return(false);
}
if (SMIMEStandard.IsContentEnvelopedSignature(decryptedEntity.ParsedContentType))
{
signatures = m_cryptographer.DeserializeEnvelopedSignature(decryptedEntity);
payload = MimeSerializer.Default.Deserialize <MimeEntity>(signatures.ContentInfo.Content);
}
else if (SMIMEStandard.IsContentMultipartSignature(decryptedEntity.ParsedContentType))
{
SignedEntity signedEntity = SignedEntity.Load(decryptedEntity);
signatures = m_cryptographer.DeserializeDetachedSignature(signedEntity);
payload = signedEntity.Content;
}
else
{
throw new AgentException(AgentError.UnsignedMessage);
}
return(true);
}