/// <summary>
/// ## Encrypt
///
/// Encrypts the specified file using the public key provided.
/// </summary>
/// <param name="file"></param>
/// <param name="outputFilePath"></param>
/// <param name="publicKeyPath"></param>
public VirtualFileInfo Encrypt(VirtualFileInfo file, string outputFilePath, string publicKeyPath)
{
// load public key and encrypt the file
PgpEncryptedDataGenerator encryption = new PgpEncryptedDataGenerator(SymmetricKeyAlgorithmTag.Aes256, true, new SecureRandom());
PgpPublicKey publicKey = LoadPublicKey(publicKeyPath);
encryption.AddMethod(publicKey);
using (Stream fsOut = File.Create(outputFilePath))
{
using (MemoryStream bOut = new MemoryStream())
{
PgpUtilities.WriteFileToLiteralData(bOut, PgpLiteralData.Binary, new FileInfo(file.FullName));
byte[] data = bOut.ToArray();
using (Stream encryptOut = encryption.Open(fsOut, data.Length))
{
encryptOut.Write(data, 0, data.Length);
encryptOut.Close();
}
bOut.Close();
}
fsOut.Close();
}
encryption.Close();
return(new VirtualFileInfo(outputFilePath));
}
public PakuResult Eat(DirectoryInfo dir, IList <VirtualFileInfo> files, string parameters)
{
PakuResult result = new PakuResult();
try
{
PgpPakuStrategyParams parms = new PgpPakuStrategyParams(parameters);
// zip all filtered files before encryption
ZipPakuStrategy zipper = new ZipPakuStrategy();
PakuResult zipResult = zipper.Eat(dir, files, parms.OutputFilePrefix);
if (zipResult.Success)
{
VirtualFileInfo zipFile = zipResult.CreatedFiles[0];
// then encrypt
VirtualFileInfo pgpFile = Encrypt(zipFile, zipFile.FullName + ".pgp", parms.PgpPublicKeyPath);
// and remove the temporary zip file generated
File.Delete(zipFile.FullName);
result.CreatedFiles = new List <VirtualFileInfo>()
{
pgpFile
};
result.RemovedFiles = zipResult.RemovedFiles;
}
else
{
result.Error = zipResult.Error;
}
}
catch (Exception ex)
{
result.Error = ex;
}
return(result);
}