/// <summary>
/// Sends email based on the properties stored in InputParameters
/// </summary>
/// <param name="success">true if successfull, false if not</param>
/// <param name="Parameters">Holds the needed properties</param>
/// <param name="messages">Appends these messages into the email body</param>
public static void Send(bool success, InputParameters Parameters, StringBuilder messages)
{
string message = "";
try
{
string HostServer = Parameters.EmailHostServer;
int HostPort = Parameters.EmailHostPort;
string from_email = Parameters.EmailFrom;
string from_password = Parameters.EmailFromPassword;
string subject = Parameters.EmailSubject + " | " + (Parameters.UsedForDownloading.Equals("TRUE") ? "Downloading" : "Uploading") + " : " + (success ? "Success" : "Failed / Error");
string recipient = Parameters.EmailRecipient;
StringBuilder body = new StringBuilder((Parameters.UsedForDownloading.Equals("TRUE") ? "Downloading" : "Uploading") + " Process. ");
body.AppendLine(" ");
body.Append(messages);
SmtpClient client = new SmtpClient
{
Host = HostServer,
Port = HostPort,
EnableSsl = true,
DeliveryMethod = SmtpDeliveryMethod.Network,
Credentials = new NetworkCredential(from_email, from_password),
Timeout = 20000
};
// construct mail message and send it
MailMessage mm = new MailMessage(from_email, recipient, subject, body.ToString());
client.Send(mm);
message = "Email Sent to " + recipient + " with subject " + subject;
Console.WriteLine(message);
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
}
catch (Exception e)
{
message = "Could not send email\n\n" + e.ToString();
Console.WriteLine(message);
EventLogging.WriteEntry(message, EventLogEntryType.Error);
}
}
/// <summary>
/// Performs the syncronization (uploading and downloading) of directories (local and ftp) based on InputParameters set
/// </summary>
/// <param name="Parameters">Holds the properties needed for the synchronization</param>
/// <returns>0 if successfull, 1 if error</returns>
public int SynchronizeDirectories(InputParameters Parameters)
{
// Setup Event Log
EventLogging.AppEventLog.Source = Parameters.AppLogSourceName;
EventLogging.AppLoggingEventId = Parameters.AppLoggingEventId;
EventLogging.AppLoggingCategory = Parameters.AppLoggingCategory;
// Check if Downloading or Uploading
bool IsDownloading = Parameters.UsedForDownloading.Equals("TRUE") ? true : false;
// Check if to delete file afterwards
bool DeleteFiles = Parameters.DeleteFiles.Equals("TRUE") ? true : false;
string ActionVerb = IsDownloading ? "Downloading" : "Uploading";
SynchronizationMode SyncMode = IsDownloading ? SynchronizationMode.Local : SynchronizationMode.Remote;
// Setup session options
SessionOptions sessionOptions = new SessionOptions
{
Protocol = Protocol.Sftp,
HostName = Parameters.HostName,
UserName = Parameters.UserName,
SshHostKeyFingerprint = Parameters.SshHostKeyFingerprint,
SshPrivateKeyPath = Parameters.SshPrivateKeyPath
};
StringBuilder messages = new StringBuilder();
string message = "";
try
{
using (Session session = new Session())
{
string FTPFolder = Parameters.FTPDownloadFolder;
string LocalPath = Parameters.LocalDestinationPath;
bool FoundFilesToSync = false;
EventLogging.WriteEntry("Before Connecting for " + ActionVerb + " - " + sessionOptions.HostName + " : " + sessionOptions.UserName, EventLogEntryType.Information);
// Connect
session.Open(sessionOptions);
message = "Connected for " + ActionVerb + " from " + (IsDownloading ? "FTP Folder " + FTPFolder + " to Local Folder " + LocalPath : "Local Folder " + LocalPath + " to FTP Folder " + FTPFolder);
EventLogging.WriteEntry(message, EventLogEntryType.Information);
// Will continuously report progress of synchronization
session.FileTransferred += FileTransferred;
// Synchronize Directories
SynchronizationResult synchronizationResult = session.SynchronizeDirectories(SyncMode, LocalPath, FTPFolder, DeleteFiles);
// Throw on any error
synchronizationResult.Check();
// Check if downloaded anything and delete remote file
foreach (TransferEventArgs Download in synchronizationResult.Downloads)
{
FoundFilesToSync = true;
// log successfull message
message = "Success in " + ActionVerb + " file '" + Download.FileName + "' to Local Folder " + Download.Destination;
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
// remember messages for email sending
messages.AppendLine(message);
// delete remote file
if (DeleteFiles)
{
session.RemoveFiles(Download.FileName);
message = "Success in deleting remote file '" + Download.FileName + "'";
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
messages.AppendLine(message);
}
}
// Check if uploaded anything and delete local file
foreach (TransferEventArgs Upload in synchronizationResult.Uploads)
{
FoundFilesToSync = true;
// log successfull message
message = "Success in " + ActionVerb + " file '" + Upload.FileName + "' to FTP folder " + Upload.Destination;
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
// remember messages for email sending
messages.AppendLine(message);
// delete local file
if (DeleteFiles && File.Exists(Upload.FileName))
{
File.Delete(Upload.FileName);
message = "Success in deleting local file '" + Upload.FileName + "'";
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
messages.AppendLine(message);
}
}
// Send Email
if (FoundFilesToSync)
{
SendEmail.Send(true, Parameters, messages);
}
else
{
// nothing different found
message = "No files found for " + ActionVerb;
EventLogging.WriteEntry(message, EventLogEntryType.SuccessAudit);
}
}
return(0);
}
catch (Exception e)
{
// log Error message
message = "Error in " + ActionVerb + " : " + e.ToString();
EventLogging.WriteEntry(message, EventLogEntryType.Error);
messages.AppendLine(message);
SendEmail.Send(false, Parameters, messages);
return(1);
}
}