public HttpStatusCode SendFile(Uri uri, string filename, byte[] fileData, string from, string to, ProxySettings proxySettings
, int timeoutMs, string signingCertFilename, string signingCertPassword, string recipientPubCertFilename /*with public key*/)
{
if (String.IsNullOrEmpty(filename))
{
throw new ArgumentNullException("filename");
}
if (fileData.Length == 0)
{
throw new ArgumentException("filedata");
}
byte[] content = fileData;
//Initialise the request
HttpWebRequest http = (HttpWebRequest)WebRequest.Create(uri);
if (!String.IsNullOrEmpty(proxySettings.Name))
{
WebProxy proxy = new WebProxy(proxySettings.Name);
NetworkCredential proxyCredential = new NetworkCredential();
proxyCredential.Domain = proxySettings.Domain;
proxyCredential.UserName = proxySettings.Username;
proxyCredential.Password = proxySettings.Password;
proxy.Credentials = proxyCredential;
http.Proxy = proxy;
}
//Define the standard request objects
http.Method = "POST";
http.AllowAutoRedirect = true;
http.KeepAlive = true;
http.PreAuthenticate = false; //Means there will be two requests sent if Authentication required.
http.SendChunked = false;
http.UserAgent = "PEERCORE AGENT";
//These Headers are common to all transactions
http.Headers.Add("Mime-Version", "1.0");
http.Headers.Add("AS2-Version", "1.2");
http.Headers.Add("AS2-From", from);
http.Headers.Add("AS2-To", to);
http.Headers.Add("Subject", filename);
http.Headers.Add("Message-Id", "<AS2_" + DateTime.Now.ToString("hhmmssddd") + ">");
http.Timeout = timeoutMs;
string contentType = (Path.GetExtension(filename) == ".xml") ? "application/xml" : "application/EDIFACT";
bool encrypt = !string.IsNullOrEmpty(recipientPubCertFilename);
bool sign = !string.IsNullOrEmpty(signingCertFilename);
if (!sign && !encrypt)
{
http.Headers.Add("Content-Transfer-Encoding", "binary");
http.Headers.Add("Content-Disposition", "inline; filename=\"" + filename + "\"");
}
if (sign)
{
// Wrap the file data with a mime header
content = AS2MIMEUtilities.CreateMessage(contentType, "binary", "", content);
content = AS2MIMEUtilities.Sign(content, signingCertFilename, signingCertPassword, out contentType);
http.Headers.Add("EDIINT-Features", "multiple-attachments");
}
if (encrypt)
{
if (string.IsNullOrEmpty(recipientPubCertFilename))
{
throw new ArgumentNullException(recipientPubCertFilename, "if encrytionAlgorithm is specified then recipientCertFilename must be specified");
}
byte[] signedContentTypeHeader = System.Text.ASCIIEncoding.ASCII.GetBytes("Content-Type: " + contentType + Environment.NewLine);
byte[] contentWithContentTypeHeaderAdded = AS2MIMEUtilities.ConcatBytes(signedContentTypeHeader, content);
string ba2Str = System.Text.Encoding.Default.GetString(content);
string s1 = System.Text.Encoding.Default.GetString(signedContentTypeHeader);
string s2 = System.Text.Encoding.Default.GetString(contentWithContentTypeHeaderAdded);
content = AS2Encryption.Encrypt(contentWithContentTypeHeaderAdded, recipientPubCertFilename, EncryptionAlgorithm.DES3);
contentType += "application/pkcs7-mime; smime-type=enveloped-data; name=\"smime.p7m\"";
}
http.ContentType += contentType;
http.ContentLength = content.Length;
SendWebRequest(http, content);
return(HandleWebResponse(http));
}
