/// <summary>
/// OnNewBackup is similar to Refresh(), but is called whenever a backup run has completed
/// that generated a new backup archive (i.e. files had changed). It is called immediately
/// after the backup run is completed.
/// </summary>
public void OnNewBackup()
{
lock (ArchiveFileList)
using (NetworkConnection newself = new NetworkConnection(CompleteBackupFolder, BackupCredentials))
ArchiveFileList.LoadAll(this);
}
public void Refresh(bool PromptForPassword)
{
try
{
LastRefresh = DateTime.Now;
ArchiveFilename MostRecent;
lock (ArchiveFileList)
{
using (NetworkConnection newself = new NetworkConnection(CompleteBackupFolder, BackupCredentials))
ArchiveFileList.LoadAll(this);
// Locate most recent backup...
MostRecent = ArchiveFileList.FindMostRecent();
}
if (MostRecent == ArchiveFilename.MaxValue)
{
MostRecentBackup = DateTime.MinValue;
}
else
{
try
{
Manifest Manifest;
using (NetworkConnection newself = new NetworkConnection(CompleteBackupFolder, BackupCredentials))
Manifest = MostRecent.LoadArchiveManifest(this, PromptForPassword);
MostRecentBackup = Manifest.BackupStartTime;
}
catch (Ionic.Zip.BadPasswordException bpe)
{
if (PromptForPassword)
{
throw bpe;
}
else
{
MostRecentBackup = MostRecent.BackupDate;
}
}
}
// Also check for an Backup_Status.xml file...
// This file is created with each backup, and is particularly helpful when we have an 'empty backup'
// where no archive need be created (because nothing has changed). We need to display to the user that
// the project was backed up recently, but we needn't create an archive. The Backup_Status.xml file
// accomplishes this.
FileInfo[] FileList = new DirectoryInfo(CompleteBackupFolder).GetFiles("Backup_Status.xml");
if (FileList.Length > 0)
{
BackupStatus Status = null;
try
{
Status = BackupStatus.Load(FileList[0].FullName);
}
catch (Exception exc)
{
MessageBox.Show("Unable to load backup status file (see error details below). This file helps ZippyBackup keep track of some things, but we can also figure it out from scratch and make a new backup status file when you perform your next backup. Click OK and ZippyBackup will proceed without it. Your next backup may take longer than usual.\n\nDetailed error information: " + exc.Message);
}
if (Status != null)
{
if (MostRecent != ArchiveFilename.MaxValue &&
Status.LastArchive == MostRecent.ToString() &&
Status.LastBackup.ToUniversalTime() > MostRecentBackup.ToUniversalTime())
{
MostRecentBackup = Status.LastBackup;
}
MostRecentCompleteBackup = Status.LastCompletedBackup;
LastScanRelativePath = Status.LastScanRelativePath;
LastVerifyRelativePath = Status.LastVerifyRelativePath;
MostRecentVerify = Status.LastVerify;
MostRecentCompleteVerify = Status.LastCompletedVerify;
}
}
// Clear out the manifest cache...
lock (ManifestCache)
ManifestCache.Clear();
LoadIssue = false;
}
catch (System.Security.Authentication.InvalidCredentialException) { LoadIssue = true; }
catch (IOException) { LoadIssue = true; }
}