public static ManifestDigest GenerateDigest([NotNull] string path, [NotNull] ITaskHandler handler, [CanBeNull] IStore keepDownloads = null)
{
#region Sanity checks
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException(nameof(path));
}
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
#endregion
var digest = new ManifestDigest();
// Generate manifest for each available format...
foreach (var format in ManifestFormat.All)
// ... and add the resulting digest to the return value
{
var generator = new ManifestGenerator(path, format);
handler.RunTask(generator);
digest.ParseID(generator.Manifest.CalculateDigest());
}
if (digest.PartialEquals(ManifestDigest.Empty))
{
Log.Warn(Resources.EmptyImplementation);
}
if (keepDownloads != null)
{
try
{
keepDownloads.AddDirectory(path, digest, handler);
}
catch (ImplementationAlreadyInStoreException)
{}
}
return(digest);
}
/// <summary>
/// Applies a <see cref="Recipe"/> and sends the result to the <see cref="_store"/>.
/// </summary>
/// <param name="recipe">The recipe to apply.</param>
/// <param name="files">The files downloaded for the <paramref name="recipe"/> steps, order matching the <see cref="DownloadRetrievalMethod"/> steps in <see cref="Recipe.Steps"/>.</param>
/// <param name="manifestDigest">The digest the result of the recipe should produce.</param>
/// <exception cref="OperationCanceledException">An IO task was canceled from another thread.</exception>
/// <exception cref="NotSupportedException">A file format, protocal, etc. is unknown or not supported.</exception>
/// <exception cref="IOException">A downloaded file could not be written to the disk or extracted.</exception>
/// <exception cref="ImplementationAlreadyInStoreException">There is already an <see cref="Implementation"/> with the specified <paramref name="manifestDigest"/> in the store.</exception>
/// <exception cref="UnauthorizedAccessException">Write access to <see cref="IStore"/> is not permitted.</exception>
/// <exception cref="DigestMismatchException">An <see cref="Implementation"/>'s <see cref="Archive"/>s don't match the associated <see cref="ManifestDigest"/>.</exception>
private void ApplyRecipe([NotNull] Recipe recipe, [NotNull, ItemNotNull] IEnumerable <TemporaryFile> files, ManifestDigest manifestDigest)
{
using (var recipeDir = recipe.Apply(files, Handler, manifestDigest))
_store.AddDirectory(recipeDir, manifestDigest, Handler);
}