public static int RestoreBackup(long id, String dest)
{
if (File.Exists(Settings.MetadataPath + id.ToString() + ".hbf-meta"))
{
BackupData bd = JsonConvert.DeserializeObject <BackupData>(File.ReadAllText(Settings.MetadataPath + id.ToString() + ".hbf-meta"));
File.Copy(Settings.BackupPath + id.ToString() + ".hbf", dest);
Functions.LogAction("Backup (" + id.ToString() + ") restored successfully!", "BACKUP");
if (Functions.FileMD5(dest) == bd.md5)
{
if (new FileInfo(dest).Length == bd.Length)
{
return(Constants.MSG_OK);
}
return(Constants.ERR_BAD_LENGTH);
}
else
{
return(Constants.ERR_BAD_CHECSUM);
}
}
else
{
return(Constants.ERR_FILE_NOT_FOUND);
}
}
public static long CreateBackup(String file, String reason = "CHANGED")
{
long id = DateTime.Now.ToBinary();
while (File.Exists(Settings.BackupPath + id.ToString()))
{
id++;
}
FileStream fs = new FileStream(file, FileMode.OpenOrCreate);
BackupData bd = new BackupData();
bd.DateTimeCreated = DateTime.Now;
bd.ID = id;
if (fs.Length > Settings.MaxFileSize)
{
return(Constants.ERR_FILE_TOO_BIG);
}
fs.Close();
File.Copy(file, Settings.BackupPath + id.ToString() + ".hbf");
bd.Length = new FileInfo(Settings.BackupPath + id.ToString() + ".hbf").Length;
bd.OriginalFullName = file;
bd.OriginalName = new FileInfo(file).Name;
bd.md5 = Functions.FileMD5(file);
File.WriteAllText(Settings.MetadataPath + id.ToString() + ".hbf-meta", JsonConvert.SerializeObject(bd));
GC.Collect();
Functions.LogAction("Backup (" + id.ToString() + ") created successfully!", "BACKUP");
return(id);
}
public static BackupData GetLastBackup(String path)
{
long max = 0;
BackupData bd = new BackupData();
foreach (var b in GetFileBackups(path))
{
if (b.DateTimeCreated.ToBinary() > max)
{
max = b.DateTimeCreated.ToBinary();
bd = b;
}
}
return(bd);
}
public static List <BackupData> GetFileBackups(String path)
{
List <BackupData> result = new List <BackupData>();
foreach (var f in Directory.EnumerateFiles(Settings.MetadataPath))
{
FileInfo fi = new FileInfo(f);
if (!fi.Extension.Contains("hbf-meta"))
{
continue;
}
BackupData bd = JsonConvert.DeserializeObject <BackupData>(File.ReadAllText(f));
if (bd.OriginalFullName == path)
{
result.Add(bd);
}
}
return(result);
}
