public void Dearchive(string directoryPath)
{
string extractDirectory = Path.Combine(extractFolder,
Path.GetFileName(directoryPath).Replace("DEARCHIVE", "")
.Replace("_encrypted.zip", "_decrypted"));
ZipFile.ExtractToDirectory(directoryPath, extractDirectory);
var files = Directory.GetFiles(extractDirectory);
foreach (var file in files)
{
encryptor.Decrypt(file, extractDirectory);
File.Delete(file);
}
}
private void OnCreated(object sender, FileSystemEventArgs e)
{
string path = e.FullPath;
try
{
FileInfo fileInfo = new FileInfo(path);
DateTime dateTime = fileInfo.LastWriteTime;
string year = dateTime.ToString("yyyy");
string month = dateTime.ToString("MM");
string day = dateTime.ToString("dd");
byte[] key, iv;
(key, iv) = Encryptor.CreateKeyAndIV();
string name = Path.GetFileNameWithoutExtension(path);
string extension = Path.GetExtension(path);
string fileName = Path.GetFileName(path);
string gzPath = Path.Combine(targetDir, name + ".gz");
string newPath = Path.Combine(targetDir, name + extension);
//encrypting
byte [] content = File.ReadAllBytes(path);
content = Encryptor.Encrypt(content, key, iv);
File.WriteAllBytes(path, content);
//compressing and copying to targetDir
Archive.Compress(path, gzPath);
if (File.Exists(path))
{
File.Delete(path);
}
if (enableArchiveDirectory)
{
//copying to additional archive
char sep = Path.DirectorySeparatorChar;
string archiveDir = Path.Combine(targetDir, $"archive{sep}year {year}{sep}month {month}{sep}day {day}");
string archiveName = name + '_' + dateTime.ToString("yyyy_MM_dd_HH_mm_ss") + ".gz";
string archivePath = Path.Combine(archiveDir, archiveName);
Directory.CreateDirectory(archiveDir);
File.Copy(gzPath, archivePath);
}
//decompressing
Archive.Decompress(gzPath, newPath);
if (File.Exists(gzPath))
{
File.Delete(gzPath);
}
//decrypting
content = File.ReadAllBytes(newPath);
string decrypted = Encryptor.Decrypt(content, key, iv);
File.WriteAllText(newPath, decrypted);
report += $"File \"{name}\" is moved from \"{sourceDir}\" to \"{targetDir}\" successfully!";
dbLogger.Log(report);
}
catch (Exception exception)
{
report += $"A following problem occured: {exception}";
dbLogger.Log(report);
}
}
