/// <summary>
/// Saves a catalog.
/// </summary>
/// <param name="catalog">The catalog to save.</param>
/// <exception cref="IOException">A file could not be read or written or the GnuPG could not be launched or the catalog file could not be written.</exception>
/// <exception cref="UnauthorizedAccessException">Read or write access to a catalog file is not permitted.</exception>
/// <exception cref="KeyNotFoundException">An OpenPGP key could not be found.</exception>
private void SaveCatalog(Catalog catalog)
{
if (_xmlSign)
{
var openPgp = OpenPgpFactory.CreateDefault();
var signedCatalog = new SignedCatalog(catalog, openPgp.GetSecretKey(_key));
while (true)
{
try
{
signedCatalog.Save(_catalogFile, _openPgpPassphrase);
break; // Exit loop if passphrase is correct
}
catch (WrongPassphraseException ex)
{
// Continue loop if passhrase is incorrect
if (!string.IsNullOrEmpty(_openPgpPassphrase))
{
Log.Error(ex);
}
}
// Ask for passphrase to unlock secret key if we were unable to save without it
_openPgpPassphrase = CliUtils.ReadPassword(string.Format(Resources.AskForPassphrase, signedCatalog.SecretKey));
}
}
else
{
catalog.SaveXml(_catalogFile);
}
}
/// <summary>
/// Saves a feed.
/// </summary>
/// <exception cref="IOException">A file could not be read or written or the GnuPG could not be launched or the feed file could not be read or written.</exception>
/// <exception cref="UnauthorizedAccessException">Read or write access to a feed file is not permitted.</exception>
/// <exception cref="KeyNotFoundException">An OpenPGP key could not be found.</exception>
private void SaveFeed(FeedEditing feedEditing)
{
if (_unsign)
{
// Remove any existing signatures
feedEditing.SignedFeed.SecretKey = null;
}
else
{
var openPgp = OpenPgpFactory.CreateDefault();
if (_xmlSign)
{ // Signing explicitly requested
if (feedEditing.SignedFeed.SecretKey == null)
{ // No previous signature
// Use user-specified key or default key
feedEditing.SignedFeed.SecretKey = openPgp.GetSecretKey(_key);
}
else
{ // Existing siganture
if (!string.IsNullOrEmpty(_key)) // Use new user-specified key
{
feedEditing.SignedFeed.SecretKey = openPgp.GetSecretKey(_key);
}
//else resign implied
}
}
//else resign implied
}
// If no signing or unsigning was explicitly requested and the content did not change
// there is no need to overwrite (and potentiall resign) the file
if (!_xmlSign && !_unsign && !feedEditing.Changed)
{
return;
}
while (true)
{
try
{
Debug.Assert(feedEditing.Path != null);
feedEditing.SignedFeed.Save(feedEditing.Path, _openPgpPassphrase);
break; // Exit loop if passphrase is correct
}
catch (WrongPassphraseException ex)
{
// Continue loop if passhrase is incorrect
if (!string.IsNullOrEmpty(_openPgpPassphrase))
{
Log.Error(ex);
}
}
// Ask for passphrase to unlock secret key if we were unable to save without it
_openPgpPassphrase = CliUtils.ReadPassword(string.Format(Resources.AskForPassphrase, feedEditing.SignedFeed.SecretKey));
}
}
/// <inheritdoc/>
public override NetworkCredential GetCredential(Uri uri, string authType)
{
#region Sanity checks
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
#endregion
if (!Interactive)
{
return(null);
}
Log.Debug("Prompt for credentials on command-line: " + uri.ToStringRfc());
if (WasReportedInvalid(uri))
{
Log.Error(string.Format(Resources.InvalidCredentials, uri.ToStringRfc()));
}
Console.Error.WriteLine(Resources.PleasEnterCredentials, uri.ToStringRfc());
return(new NetworkCredential(
CliUtils.ReadString(Resources.UserName),
CliUtils.ReadPassword(Resources.Password)));
}