public static IEnumerable <IPackage> Create(params string[] paths)
{
var repos = new Dictionary <string, GitRepo>(StringComparer.OrdinalIgnoreCase);
foreach (var path in paths)
{
if (path.StartsWith("git://", StringComparison.OrdinalIgnoreCase))
{
var query = new QueryString("file://" + path.Substring(6));
var filePath = query.Uri.LocalPath;
if (!repos.TryGetValue(filePath, out var repo))
{
repo = new GitRepo(filePath);
repos[filePath] = repo;
}
var options = new GitDirectorySearch()
{
Sha = query["commit"].ToString(),
Path = query["path"].ToString()
};
foreach (var branch in query["branch"])
{
options.BranchNames.Add(branch);
}
if (string.Equals(options.Sha, "tip", StringComparison.OrdinalIgnoreCase))
{
options.Sha = null;
}
yield return(repo.GetDirectory(options));
}
else if (string.Equals(Path.GetExtension(path), ".innpkg", StringComparison.OrdinalIgnoreCase))
{
var isFile = false;
using (var stream = new FileStream(path, FileMode.Open, FileAccess.Read))
{
var bytes = new byte[4];
if (stream.Read(bytes, 0, 4) == 4 && BitConverter.ToInt32(bytes, 0) == ZIP_LEAD_BYTES)
{
isFile = true;
}
}
yield return(isFile
? new ZipPackage(path)
: new DirectoryPackage(path));
}
else if (string.Equals(Path.GetExtension(path), ".mf", StringComparison.OrdinalIgnoreCase))
{
yield return(new DirectoryPackage(Path.GetDirectoryName(path)));
}
else
{
yield return(new DirectoryPackage(path));
}
}
}
public IPackage GetDirectory(GitDirectorySearch options)
{
var commit = default(Commit);
if (!string.IsNullOrEmpty(options.Sha))
{
commit = _repo.Commits.Single(c => c.Sha.StartsWith(options.Sha));
}
else if (options.BranchNames.Count == 1)
{
commit = _repo.Branches[options.BranchNames.First()].Tip;
}
else if (options.BranchNames.Count > 1)
{
commit = MostRecentCommonAncestor(options.BranchNames);
}
else
{
commit = _repo.Head.Tip;
}
return(new GitPackage(_repo, commit, options.Path));
}
