Litle.Sdk.Communications.FtpDropOff C# (CSharp) Method

        public virtual void FtpDropOff(string fileDirectory, string fileName, Dictionary<string, string> config)
        {
            ChannelSftp channelSftp;

            var url = config["sftpUrl"];
            var username = config["sftpUsername"];
            var password = config["sftpPassword"];
            var knownHostsFile = config["knownHostsFile"];
            var filePath = fileDirectory + fileName;

            var printxml = config["printxml"] == "true";
            if (printxml)
            {
                Console.WriteLine("Sftp Url: " + url);
                Console.WriteLine("Username: " + username);
                //Console.WriteLine("Password: " + password);
                Console.WriteLine("Known hosts file path: " + knownHostsFile);
            }

            var jsch = new JSch();

            if (printxml)
            {
                // grab the contents fo the knownhosts file and print
                var hostFile = File.ReadAllText(knownHostsFile);
                Console.WriteLine("known host contents: " + hostFile);
            }

            jsch.setKnownHosts(knownHostsFile);

            // setup for diagnostic
            // Get the KnownHosts repository from JSchs
            var hkr = jsch.getHostKeyRepository();
            var hks = hkr.getHostKey();
            HostKey hk;
            if (printxml)
            {
                // Print all knownhosts and keys
                if (hks != null)
                {
                    Console.WriteLine();
                    Console.WriteLine("Host keys in " + hkr.getKnownHostsRepositoryID() + ":");
                    foreach (var t in hks)
                    {
                        hk = t;
                        Console.WriteLine("local HostKey host: <" + hk.getHost() + "> type: <" + hk.getType() + "> fingerprint: <" + hk.getFingerPrint(jsch) + ">");
                    }
                    Console.WriteLine("");
                }
            }

            var session = jsch.getSession(username, url);
            session.setPassword(password);

            try
            {
                session.connect();

                // more diagnostic code for troubleshooting sFTP connection errors
                if (printxml)
                {
                    // Print the host key info of the connected server:
                    hk = session.getHostKey();
                    Console.WriteLine("remote HostKey host: <" + hk.getHost() + "> type: <" + hk.getType() + "> fingerprint: <" + hk.getFingerPrint(jsch) + ">");
                }

                var channel = session.openChannel("sftp");
                channel.connect();
                channelSftp = (ChannelSftp)channel;
            }
            catch (SftpException e)
            {
                throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection", e);
            }
            catch (JSchException e)
            {
                throw new LitleOnlineException("Error occured while attempting to establish an SFTP connection", e);
            }

            try
            {
                if (printxml)
                {
                    Console.WriteLine("Dropping off local file " + filePath + " to inbound/" + fileName + ".prg");
                }
                channelSftp.put(filePath, "inbound/" + fileName + ".prg", ChannelSftp.OVERWRITE);
                if (printxml)
                {
                    Console.WriteLine("File copied - renaming from inbound/" + fileName + ".prg to inbound/" + fileName + ".asc");
                }
                channelSftp.rename("inbound/" + fileName + ".prg", "inbound/" + fileName + ".asc");
            }
            catch (SftpException e)
            {
                throw new LitleOnlineException("Error occured while attempting to upload and save the file to SFTP", e);
            }

            channelSftp.quit();

            session.disconnect();
        }

        public string sendToLitle()
        {
            string requestFilePath = this.Serialize();

            communication.FtpDropOff(requestDirectory, Path.GetFileName(requestFilePath), config);
            return(Path.GetFileName(requestFilePath));
        }