private CloneVerb.Result HydrateRootGitAttributes(GVFSGitObjects gitObjects, GitRepo repo, string branch)
{
List <DiffTreeResult> rootEntries = new List <DiffTreeResult>();
GitProcess git = new GitProcess(this.enlistment);
GitProcess.Result result = git.LsTree(
GVFSConstants.DotGit.HeadName,
line => rootEntries.Add(DiffTreeResult.ParseFromLsTreeLine(line, repoRoot: string.Empty)),
recursive: false);
if (result.HasErrors)
{
return(new CloneVerb.Result("Error returned from ls-tree to find " + GVFSConstants.SpecialGitFiles.GitAttributes + " file: " + result.Errors));
}
DiffTreeResult gitAttributes = rootEntries.FirstOrDefault(entry => entry.TargetFilename.Equals(GVFSConstants.SpecialGitFiles.GitAttributes));
if (gitAttributes == null)
{
return(new CloneVerb.Result("This branch does not contain a " + GVFSConstants.SpecialGitFiles.GitAttributes + " file in the root folder. This file is required by GVFS clone"));
}
if (!repo.ObjectExists(gitAttributes.TargetSha))
{
if (gitObjects.TryDownloadAndSaveObject(gitAttributes.TargetSha) != GitObjects.DownloadAndSaveObjectResult.Success)
{
return(new CloneVerb.Result("Could not download " + GVFSConstants.SpecialGitFiles.GitAttributes + " file"));
}
}
return(new CloneVerb.Result(true));
}
protected bool TryDownloadRootGitAttributes(GVFSEnlistment enlistment, GVFSGitObjects gitObjects, GitRepo repo, out string error)
{
List <DiffTreeResult> rootEntries = new List <DiffTreeResult>();
GitProcess git = new GitProcess(enlistment);
GitProcess.Result result = git.LsTree(
GVFSConstants.DotGit.HeadName,
line => rootEntries.Add(DiffTreeResult.ParseFromLsTreeLine(line, repoRoot: string.Empty)),
recursive: false);
if (result.ExitCodeIsFailure)
{
error = "Error returned from ls-tree to find " + GVFSConstants.SpecialGitFiles.GitAttributes + " file: " + result.Errors;
return(false);
}
DiffTreeResult gitAttributes = rootEntries.FirstOrDefault(entry => entry.TargetPath.Equals(GVFSConstants.SpecialGitFiles.GitAttributes));
if (gitAttributes == null)
{
error = "This branch does not contain a " + GVFSConstants.SpecialGitFiles.GitAttributes + " file in the root folder. This file is required by GVFS clone";
return(false);
}
if (!repo.ObjectExists(gitAttributes.TargetSha))
{
if (gitObjects.TryDownloadAndSaveObject(gitAttributes.TargetSha, GVFSGitObjects.RequestSource.GVFSVerb) != GitObjects.DownloadAndSaveObjectResult.Success)
{
error = "Could not download " + GVFSConstants.SpecialGitFiles.GitAttributes + " file";
return(false);
}
}
error = null;
return(true);
}