/// <summary>
/// Saves <see cref="Catalog"/> to an XML file, adds the default stylesheet and sign it it with <see cref="SecretKey"/> (if specified).
/// </summary>
/// <remarks>Writing and signing the catalog file are performed as an atomic operation (i.e. if signing fails an existing file remains unchanged).</remarks>
/// <param name="path">The file to save in.</param>
/// <param name="passphrase">The passphrase to use to unlock the secret key; can be <see langword="null"/> if <see cref="SecretKey"/> is <see langword="null"/>.</param>
/// <exception cref="IOException">A problem occurs while writing the file.</exception>
/// <exception cref="UnauthorizedAccessException">Write access to the file is not permitted.</exception>
/// <exception cref="WrongPassphraseException">Passphrase was incorrect.</exception>
public void Save([NotNull] string path, [CanBeNull] string passphrase = null)
{
#region Sanity checks
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException("path");
}
#endregion
if (SecretKey == null)
{
Catalog.SaveXml(path);
return;
}
var openPgp = OpenPgpFactory.CreateDefault();
using (var stream = new MemoryStream())
{
Catalog.SaveXml(stream, stylesheet: @"catalog.xsl");
stream.Position = 0;
FeedUtils.SignFeed(stream, SecretKey, passphrase, openPgp);
stream.WriteTo(path);
}
string directory = Path.GetDirectoryName(path);
if (directory != null)
{
FeedUtils.DeployPublicKey(directory, SecretKey, openPgp);
FeedUtils.DeployStylesheet(directory, @"catalog");
}
}
public void TestDeployPublicKey()
{
using (var tempDir = new TemporaryDirectory("0install-unit-tests"))
{
var secretKey = new OpenPgpSecretKey("fingerprint", "key", "*****@*****.**", new DateTime(2000, 1, 1), OpenPgpAlgorithm.Rsa, 128);
const string publicKey = "public";
var openPgpMock = MockRepository.Create <IOpenPgp>();
openPgpMock.Setup(x => x.GetPublicKey(secretKey.Fingerprint)).Returns(publicKey);
FeedUtils.DeployPublicKey(tempDir.Path, secretKey, openPgpMock.Object);
Assert.AreEqual(publicKey, File.ReadAllText(tempDir + Path.DirectorySeparatorChar + secretKey.KeyID + ".gpg"),
"Public key should be written to parallel file in directory");
}
}
