/// <summary>
/// Fetch from a url with a set of fetch refspecs
/// </summary>
/// <param name="url">The url to fetch from</param>
/// <param name="refspecs">The list of resfpecs to use</param>
/// <param name="options"><see cref="FetchOptions"/> controlling fetch behavior</param>
public virtual void Fetch(string url, IEnumerable <string> refspecs, FetchOptions options)
{
Fetch(url, refspecs, options, null);
}
/// <summary>
/// Perform a fetch
/// </summary>
/// <param name="repository">The repository in which to fetch.</param>
/// <param name="remote">The remote to fetch from. Either as a remote name or a URL</param>
/// <param name="options">Fetch options.</param>
/// <param name="logMessage">Log message for any ref updates.</param>
/// <param name="refspecs">List of refspecs to apply as active.</param>
public static void Fetch(Repository repository, string remote, IEnumerable <string> refspecs, FetchOptions options, string logMessage)
{
Ensure.ArgumentNotNull(remote, "remote");
options = options ?? new FetchOptions();
using (var remoteHandle = RemoteFromNameOrUrl(repository.Handle, remote))
using (var fetchOptionsWrapper = new GitFetchOptionsWrapper())
{
var callbacks = new RemoteCallbacks(options);
GitRemoteCallbacks gitCallbacks = callbacks.GenerateCallbacks();
// It is OK to pass the reference to the GitCallbacks directly here because libgit2 makes a copy of
// the data in the git_remote_callbacks structure. If, in the future, libgit2 changes its implementation
// to store a reference to the git_remote_callbacks structure this would introduce a subtle bug
// where the managed layer could move the git_remote_callbacks to a different location in memory,
// but libgit2 would still reference the old address.
//
// Also, if GitRemoteCallbacks were a class instead of a struct, we would need to guard against
// GC occuring in between setting the remote callbacks and actual usage in one of the functions afterwords.
var fetchOptions = fetchOptionsWrapper.Options;
fetchOptions.RemoteCallbacks = gitCallbacks;
fetchOptions.download_tags = Proxy.git_remote_autotag(remoteHandle);
if (options.TagFetchMode.HasValue)
{
fetchOptions.download_tags = options.TagFetchMode.Value;
}
if (options.Prune.HasValue)
{
fetchOptions.Prune = options.Prune.Value ? FetchPruneStrategy.Prune : FetchPruneStrategy.NoPrune;
}
else
{
fetchOptions.Prune = FetchPruneStrategy.FromConfigurationOrDefault;
}
if (options.CustomHeaders != null && options.CustomHeaders.Length > 0)
{
fetchOptions.CustomHeaders = GitStrArrayManaged.BuildFrom(options.CustomHeaders);
}
fetchOptions.ProxyOptions = new GitProxyOptions {
Version = 1
};
Proxy.git_remote_fetch(remoteHandle, refspecs, fetchOptions, logMessage);
}
}