public HgDiffDirectory(HgRepository repo, HgChangeset changeset)
{
_repo = repo;
var manifest = repo.Manifest[changeset.ManifestNodeID];
_files = manifest.Files
.Select(f => new HgDiffFile(repo, manifest, f.Path.FullPath.TrimStart('/')))
.ToDictionary(f => f.Path);
var changes = new Queue<HgChangeset>();
changes.Enqueue(changeset);
HgDiffFile file;
HgChangeset curr;
while (changes.Any() && _files.Values.Any(f => f.Revision < 0))
{
curr = changes.Dequeue();
foreach (var path in curr.Files)
{
if (_files.TryGetValue(path, out file) && file.Revision < 0)
file.Revision = (int)curr.Metadata.Revision;
}
foreach (var change in curr.Metadata.Parents.Select(r => _repo.Changelog[r.NodeID]))
{
changes.Enqueue(change);
}
}
}
public HgCompareInfo(HgChangeset @base, HgChangeset head, IList<HgChangeset> changesets, IList<HgRollupFileDiffInfo> files)
{
Base = @base;
Head = head;
Changesets = new ReadOnlyCollection<HgChangeset>(changesets);
Files = new ReadOnlyCollection<HgRollupFileDiffInfo>(files);
}
public byte[] WriteChangeset(HgChangeset hgChangeset)
{
var changeset = new StringBuilder();
changeset.AppendFormat("{0}\n", hgChangeset.ManifestNodeID.Long);
changeset.AppendFormat("{0} <{1}>\n", hgChangeset.CommittedBy.FullName, hgChangeset.CommittedBy.EmailAddress);
changeset.AppendFormat("{0} {1}", (int)(hgChangeset.CommittedAt.ToUniversalTime() - Epoch).TotalSeconds, (int)-hgChangeset.CommittedAt.Offset.TotalSeconds);
if(hgChangeset.Branch != HgBranch.Default)
{
changeset.AppendFormat(" branch:{0}", hgChangeset.Branch.Name);
if(hgChangeset.Branch.Closed)
changeset.AppendFormat("\0close:1");
} // if
changeset.Append('\n');
foreach(var file in hgChangeset.Files)
changeset.AppendFormat("{0}\n", file.TrimStart('/'));
changeset.Append('\n');
changeset.Append(hgChangeset.Comment);
var changesetData = Encoding.UTF8.GetBytes(changeset.ToString());
return changesetData;
}
public HgMergeOperation(string repoPath, int local = -1, int remote = -1)
{
_repo = new HgRepository(repoPath);
var heads = _repo.GetHeads().Select(h => _repo.Changelog[h.NodeID]).ToArray();
_local = local < 0
? heads.FirstOrDefault(h => h.Branch.Name == "default") ?? heads.First()
: _repo.Changelog[(uint)local];
_remote = remote < 0
? heads.First(h => h.Metadata.NodeID != _local.Metadata.NodeID)
: _repo.Changelog[(uint)remote];
_baseRev = _repo.CommonParent(_local, _remote);
var dict = new Dictionary<string, FileCompare>();
foreach (var file in ChangesetManifestPaths(_repo, _baseRev))
{
dict[file] = new FileCompare() { Path = file, InBase = FileStatus.Unchanged };
}
FileCompare buffer;
var modifiedFiles = new HashSet<string>(_local.Files);
foreach (var file in ChangesetManifestPaths(_repo, _local))
{
if (!dict.TryGetValue(file, out buffer))
{
buffer = new FileCompare() { Path = file };
dict.Add(file, buffer);
}
buffer.InLocal = modifiedFiles.Contains(file) ? FileStatus.Modified : FileStatus.Unchanged;
}
modifiedFiles = new HashSet<string>(_remote.Files);
foreach (var file in ChangesetManifestPaths(_repo, _remote))
{
if (!dict.TryGetValue(file, out buffer))
{
buffer = new FileCompare() { Path = file };
dict.Add(file, buffer);
}
buffer.InRemote = modifiedFiles.Contains(file) ? FileStatus.Modified : FileStatus.Unchanged;
}
_compares = dict.Values.ToArray();
}
private IDictionary<HgNodeID, uint> CommitChangelog(HgChangeset tip, IEnumerable<HgChunk> chunks, HgRevlog hgRevlog, out int changesets)
{
var revisions = new Dictionary<HgNodeID, uint>();
var revision = tip == null ? 0 :
tip.Metadata.Revision + 1;
changesets = 0;
var hgRevlogWriter = new HgRevlogWriter(hgRevlog, atomicFileSystem);
changesets =
hgRevlogWriter.WriteRevlogEntries(chunks,
n => {
var linkRevision = revision++;
revisions[n] = linkRevision;
return linkRevision;
},
e => {
revisions[e.NodeID] = e.Revision;
});
return revisions;
}
public HgNodeID Commit(HgCommit hgCommit)
{
var hgJournal = new HgJournal(Store);
var hgTransaction = new HgTransaction(Store, hgJournal);
var tip = Changelog.Tip;
try
{
var manifestFileEntries = new List<HgManifestFileEntry>();
foreach(var file in hgCommit.Files)
{
var filelog = Store.GetFilelog(file.Path) ?? Store.CreateFilelog(file.Path);
hgTransaction.Enlist(filelog);
var fileNodeID = Commit(file.FirstParentNodeID, file.SecondParentNodeID, file.Content, filelog.Revlog);
manifestFileEntries.Add(new HgManifestFileEntry(file.Path, fileNodeID));
} // foreach
//
// We need to alter existing manifest here
var manifestEntry = new HgManifestEntry(null, manifestFileEntries);
if(hgCommit.FirstParentNodeID != HgNodeID.Null)
{
var firstParentChangeset = Changelog[hgCommit.FirstParentNodeID];
var firstParentManifest = Manifest[firstParentChangeset.ManifestNodeID];
var previousManifestFileEntries = firstParentManifest.Files.ToList();
while(manifestFileEntries.Count > 0)
{
var mfe = manifestFileEntries[0];
manifestFileEntries.Remove(mfe);
var i = previousManifestFileEntries.FindIndex(e => e.Path == mfe.Path);
if(i == -1)
previousManifestFileEntries.Add(mfe);
else
previousManifestFileEntries[i] = mfe;
} // while
manifestEntry = new HgManifestEntry(null, previousManifestFileEntries);
} // if
var manifestEntryData = new HgManifestWriter(Encoder).WriteManifestEntry(manifestEntry);
var manifestFirstParentNodeID = Manifest.Revlog.Entries.Any() ?
Manifest.Revlog.Entries[Manifest.Revlog.Entries.Count - 1].NodeID :
HgNodeID.Null;
hgTransaction.Enlist(Manifest);
var manifestNodeID = Commit(manifestFirstParentNodeID, HgNodeID.Null, manifestEntryData, Manifest.Revlog);
var hgChangeset = new HgChangeset(null, manifestNodeID, hgCommit.CommittedBy, hgCommit.CommittedAt, hgCommit.Branch, HgNodeID.Null, hgCommit.Files.Select(f => f.Path.FullPath.TrimStart('/')), hgCommit.Comment);
var changesetEntryData = new HgChangelogWriter().WriteChangeset(hgChangeset);
hgTransaction.Enlist(Changelog);
var changesetNodeID = Commit(hgCommit.FirstParentNodeID, hgCommit.SecondParentNodeID, changesetEntryData, Changelog.Revlog);
hgTransaction.Commit();
changelog = null;
branchManager.RefreshBranchmap(tip == null ? 0 : tip.Metadata.Revision, Changelog.Tip.Metadata);
return changesetNodeID;
} // try
catch(Exception)
{
hgTransaction.Rollback();
throw;
} // catch
}
public HgAnnotationLine(HgChangeset changeset, string line)
{
Changeset = changeset;
Line = line;
}
public HgChangesetDetails(HgChangeset changeset, IEnumerable<HgChangesetFileDetails> files)
{
Changeset = changeset;
Files = new ReadOnlyCollection<HgChangesetFileDetails>(new List<HgChangesetFileDetails>(files));
}
private static IEnumerable<string> ChangesetManifestPaths(HgRepository repo, HgChangeset ch)
{
return repo.Manifest[ch.ManifestNodeID].Files.Select(f => f.Path.FullPath.TrimStart('/'));
}
private byte[] GetFileBytes(HgChangeset change, string relPath)
{
var fileNode = _repo.Manifest[change.ManifestNodeID].GetFile(relPath);
if (fileNode == null) return new byte[] { };
return _repo.GetFile(fileNode).Data;
}