private static Manifest GenerateManifest(string path, ManifestFormat format, ITaskHandler handler)
{
var generator = new ManifestGenerator(path, format);
handler.RunTask(generator);
return(generator.Manifest);
}
/// <summary>
/// Generates a manifest for a directory in the filesystem and writes the manifest to a file named <see cref="Manifest.ManifestFile"/> in that directory.
/// </summary>
/// <param name="path">The path of the directory to analyze.</param>
/// <param name="format">The format of the manifest (which file details are listed, which digest method is used, etc.).</param>
/// <param name="handler">A callback object used when the the user is to be informed about progress.</param>
/// <returns>The manifest digest.</returns>
/// <exception cref="IOException">A problem occurred while writing the file.</exception>
/// <remarks>
/// The exact format is specified here: https://docs.0install.net/specifications/manifest/
/// </remarks>
public static string CreateDotFile(string path, ManifestFormat format, ITaskHandler handler)
{
#region Sanity checks
if (string.IsNullOrEmpty(path))
{
throw new ArgumentNullException(nameof(path));
}
if (format == null)
{
throw new ArgumentNullException(nameof(format));
}
if (handler == null)
{
throw new ArgumentNullException(nameof(handler));
}
#endregion
var generator = new ManifestGenerator(path, format);
handler.RunTask(generator);
return(generator.Manifest.Save(Path.Combine(path, Manifest.ManifestFile)));
}
/// <summary>
/// Creates a new manifest.
/// </summary>
/// <param name="format">The format used for <see cref="Save(Stream)"/>, also specifies the algorithm used in <see cref="ManifestDirectoryElement.Digest"/>.</param>
/// <param name="nodes">A list of all elements in the tree this manifest represents.</param>
public Manifest(ManifestFormat format, params ManifestNode[] nodes)
{
Format = format ?? throw new ArgumentNullException(nameof(format));
_nodes = nodes ?? throw new ArgumentNullException(nameof(nodes));
}
/// <summary>
/// Creates a new manifest.
/// </summary>
/// <param name="format">The format used for <see cref="Save(Stream)"/>, also specifies the algorithm used in <see cref="ManifestDirectoryElement.Digest"/>.</param>
/// <param name="nodes">A list of all elements in the tree this manifest represents.</param>
public Manifest(ManifestFormat format, IEnumerable <ManifestNode> nodes)
{
Format = format ?? throw new ArgumentNullException(nameof(format));
_nodes = (nodes ?? throw new ArgumentNullException(nameof(nodes))).ToArray(); // Make the collection immutable
}
public void TestFromPrefix()
{
ManifestFormat.FromPrefix("sha1new=abc").Should().BeSameAs(ManifestFormat.Sha1New);
ManifestFormat.FromPrefix("sha256=abc").Should().BeSameAs(ManifestFormat.Sha256);
ManifestFormat.FromPrefix("sha256new_abc").Should().BeSameAs(ManifestFormat.Sha256New);
}
/// <summary>
/// Prepares to generate a manifest for a directory in the filesystem.
/// </summary>
/// <param name="sourcePath">The path of the directory to analyze.</param>
/// <param name="format">The format of the manifest to generate.</param>
public ManifestGenerator(string sourcePath, ManifestFormat format)
: base(sourcePath)
{
Format = format ?? throw new ArgumentNullException(nameof(format));
}