/// <summary>Execute the SubmoduleUpdateCommand command.</summary>
/// <remarks>Execute the SubmoduleUpdateCommand command.</remarks>
/// <returns>a collection of updated submodule paths</returns>
/// <exception cref="NGit.Api.Errors.ConcurrentRefUpdateException">NGit.Api.Errors.ConcurrentRefUpdateException
/// </exception>
/// <exception cref="NGit.Api.Errors.CheckoutConflictException">NGit.Api.Errors.CheckoutConflictException
/// </exception>
/// <exception cref="NGit.Api.Errors.InvalidMergeHeadsException">NGit.Api.Errors.InvalidMergeHeadsException
/// </exception>
/// <exception cref="NGit.Api.Errors.InvalidConfigurationException">NGit.Api.Errors.InvalidConfigurationException
/// </exception>
/// <exception cref="NGit.Api.Errors.NoHeadException">NGit.Api.Errors.NoHeadException
/// </exception>
/// <exception cref="NGit.Api.Errors.NoMessageException">NGit.Api.Errors.NoMessageException
/// </exception>
/// <exception cref="NGit.Api.Errors.RefNotFoundException">NGit.Api.Errors.RefNotFoundException
/// </exception>
/// <exception cref="NGit.Api.Errors.WrongRepositoryStateException">NGit.Api.Errors.WrongRepositoryStateException
/// </exception>
/// <exception cref="NGit.Api.Errors.GitAPIException">NGit.Api.Errors.GitAPIException
/// </exception>
public override ICollection <string> Call()
{
CheckCallable();
try
{
SubmoduleWalk generator = SubmoduleWalk.ForIndex(repo);
if (!paths.IsEmpty())
{
generator.SetFilter(PathFilterGroup.CreateFromStrings(paths));
}
IList <string> updated = new AList <string>();
while (generator.Next())
{
// Skip submodules not registered in .gitmodules file
if (generator.GetModulesPath() == null)
{
continue;
}
// Skip submodules not registered in parent repository's config
string url = generator.GetConfigUrl();
if (url == null)
{
continue;
}
Repository submoduleRepo = generator.GetRepository();
// Clone repository is not present
if (submoduleRepo == null)
{
CloneCommand clone = Git.CloneRepository();
Configure(clone);
clone.SetURI(url);
clone.SetDirectory(generator.GetDirectory());
if (monitor != null)
{
clone.SetProgressMonitor(monitor);
}
submoduleRepo = clone.Call().GetRepository();
}
try
{
RevWalk walk = new RevWalk(submoduleRepo);
RevCommit commit = walk.ParseCommit(generator.GetObjectId());
string update = generator.GetConfigUpdate();
if (ConfigConstants.CONFIG_KEY_MERGE.Equals(update))
{
MergeCommand merge = new MergeCommand(submoduleRepo);
merge.Include(commit);
merge.Call();
}
else
{
if (ConfigConstants.CONFIG_KEY_REBASE.Equals(update))
{
RebaseCommand rebase = new RebaseCommand(submoduleRepo);
rebase.SetUpstream(commit);
rebase.Call();
}
else
{
// Checkout commit referenced in parent repository's
// index as a detached HEAD
DirCacheCheckout co = new DirCacheCheckout(submoduleRepo, submoduleRepo.LockDirCache
(), commit.Tree);
co.SetFailOnConflict(true);
co.Checkout();
RefUpdate refUpdate = submoduleRepo.UpdateRef(Constants.HEAD, true);
refUpdate.SetNewObjectId(commit);
refUpdate.ForceUpdate();
}
}
}
finally
{
submoduleRepo.Close();
}
updated.AddItem(generator.GetPath());
}
return(updated);
}
catch (IOException e)
{
throw new JGitInternalException(e.Message, e);
}
catch (ConfigInvalidException e)
{
throw new InvalidConfigurationException(e.Message, e);
}
}
/// <exception cref="NGit.Api.Errors.GitAPIException"></exception>
public override Repository Call()
{
CheckCallable();
if (path == null || path.Length == 0)
{
throw new ArgumentException(JGitText.Get().pathNotConfigured);
}
if (uri == null || uri.Length == 0)
{
throw new ArgumentException(JGitText.Get().uriNotConfigured);
}
try
{
if (SubmoduleExists())
{
throw new JGitInternalException(MessageFormat.Format(JGitText.Get().submoduleExists
, path));
}
}
catch (IOException e)
{
throw new JGitInternalException(e.Message, e);
}
string resolvedUri;
try
{
resolvedUri = SubmoduleWalk.GetSubmoduleRemoteUrl(repo, uri);
}
catch (IOException e)
{
throw new JGitInternalException(e.Message, e);
}
// Clone submodule repository
FilePath moduleDirectory = SubmoduleWalk.GetSubmoduleDirectory(repo, path);
CloneCommand clone = Git.CloneRepository();
Configure(clone);
clone.SetDirectory(moduleDirectory);
clone.SetURI(resolvedUri);
if (monitor != null)
{
clone.SetProgressMonitor(monitor);
}
Repository subRepo = clone.Call().GetRepository();
// Save submodule URL to parent repository's config
StoredConfig config = repo.GetConfig();
config.SetString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path, ConfigConstants.
CONFIG_KEY_URL, resolvedUri);
try
{
config.Save();
}
catch (IOException e)
{
throw new JGitInternalException(e.Message, e);
}
// Save path and URL to parent repository's .gitmodules file
FileBasedConfig modulesConfig = new FileBasedConfig(new FilePath(repo.WorkTree, Constants
.DOT_GIT_MODULES), repo.FileSystem);
try
{
modulesConfig.Load();
modulesConfig.SetString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path, ConfigConstants
.CONFIG_KEY_PATH, path);
modulesConfig.SetString(ConfigConstants.CONFIG_SUBMODULE_SECTION, path, ConfigConstants
.CONFIG_KEY_URL, uri);
modulesConfig.Save();
}
catch (IOException e)
{
throw new JGitInternalException(e.Message, e);
}
catch (ConfigInvalidException e)
{
throw new JGitInternalException(e.Message, e);
}
AddCommand add = new AddCommand(repo);
// Add .gitmodules file to parent repository's index
add.AddFilepattern(Constants.DOT_GIT_MODULES);
// Add submodule directory to parent repository's index
add.AddFilepattern(path);
try
{
add.Call();
}
catch (NoFilepatternException e)
{
throw new JGitInternalException(e.Message, e);
}
return(subRepo);
}