/// <summary>
/// Creates a CommitData object from formated commit info data from git. The string passed in should be
/// exact output of a log or show command using --format=LogFormat.
/// </summary>
/// <param name="data">Formated commit data from git.</param>
/// <returns>CommitData object populated with parsed info from git string.</returns>
public static CommitData CreateFromFormatedData(string data)
{
if (data == null)
{
throw new ArgumentNullException("Data");
}
var lines = data.Split('\n');
var guid = lines[0];
// TODO: we can use this to add more relationship info like gitk does if wanted
var treeGuid = lines[1];
// TODO: we can use this to add more relationship info like gitk does if wanted
string[] parentLines = lines[2].Split(new char[] { ' ' });
ReadOnlyCollection <string> parentGuids = parentLines.ToList().AsReadOnly();
var author = GitCommandHelpers.ReEncodeStringFromLossless(lines[3]);
var authorDate = GetTimeFromUtcTimeLine(lines[4]);
var committer = GitCommandHelpers.ReEncodeStringFromLossless(lines[5]);
var commitDate = GetTimeFromUtcTimeLine(lines[6]);
string commitEncoding = lines[7];
int startIndex = 8;
int endIndex = lines.Length - 1;
if (lines[endIndex] == "Notes:")
{
endIndex--;
}
var message = new StringBuilder();
bool bNotesStart = false;
for (int i = startIndex; i <= endIndex; i++)
{
string line = lines[i];
if (bNotesStart)
{
line = " " + line;
}
message.AppendLine(line);
if (lines[i] == "Notes:")
{
bNotesStart = true;
}
}
//commit message is not reencoded by git when format is given
var body = GitCommandHelpers.ReEncodeCommitMessage(message.ToString(), commitEncoding);
var commitInformation = new CommitData(guid, treeGuid, parentGuids, author, authorDate,
committer, commitDate, body);
return(commitInformation);
}
void dataReceived(string line)
{
if (line == null)
{
return;
}
if (line == COMMIT_BEGIN)
{
// a new commit finalizes the last revision
finishRevision();
nextStep = ReadStep.Commit;
}
switch (nextStep)
{
case ReadStep.Commit:
// Sanity check
if (line == COMMIT_BEGIN)
{
revision = new GitRevision(null);
}
else
{
// Bail out until we see what we expect
return;
}
break;
case ReadStep.Hash:
revision.Guid = line;
List <GitHead> headList;
if (heads.TryGetValue(revision.Guid, out headList))
{
revision.Heads.AddRange(headList);
}
break;
case ReadStep.Parents:
revision.ParentGuids = line.Split(splitChars, StringSplitOptions.RemoveEmptyEntries);
break;
case ReadStep.Tree:
revision.TreeGuid = line;
break;
case ReadStep.AuthorName:
revision.Author = line;
break;
case ReadStep.AuthorEmail:
revision.AuthorEmail = line;
break;
case ReadStep.AuthorDate:
{
DateTime dateTime;
if (DateTimeUtils.TryParseUnixTime(line, out dateTime))
{
revision.AuthorDate = dateTime;
}
}
break;
case ReadStep.CommitterName:
revision.Committer = line;
break;
case ReadStep.CommitterDate:
{
DateTime dateTime;
if (DateTimeUtils.TryParseUnixTime(line, out dateTime))
{
revision.CommitDate = dateTime;
}
}
break;
case ReadStep.CommitMessageEncoding:
revision.MessageEncoding = line;
break;
case ReadStep.CommitMessage:
revision.Message = GitCommandHelpers.ReEncodeCommitMessage(line, revision.MessageEncoding);
break;
case ReadStep.FileName:
revision.Name = line;
break;
}
nextStep++;
}
void dataReceived(string line)
{
if (line == null)
{
return;
}
if (line == COMMIT_BEGIN)
{
// a new commit finalizes the last revision
finishRevision();
nextStep = ReadStep.Commit;
}
switch (nextStep)
{
case ReadStep.Commit:
// Sanity check
if (line == COMMIT_BEGIN)
{
revision = new GitRevision(null);
}
else
{
// Bail out until we see what we expect
return;
}
break;
case ReadStep.Hash:
revision.Guid = line;
for (int i = heads.Count - 1; i >= 0; i--)
{
if (heads[i].Guid == revision.Guid)
{
revision.Heads.Add(heads[i]);
//Only search for a head once, remove it from list
heads.Remove(heads[i]);
}
}
break;
case ReadStep.Parents:
revision.ParentGuids = line.Split(splitChars, StringSplitOptions.RemoveEmptyEntries);
break;
case ReadStep.Tree:
revision.TreeGuid = line;
break;
case ReadStep.AuthorName:
revision.Author = line;
break;
case ReadStep.AuthorEmail:
revision.AuthorEmail = line;
break;
case ReadStep.AuthorDate:
{
DateTime dateTime;
DateTime.TryParse(line, out dateTime);
revision.AuthorDate = dateTime;
}
break;
case ReadStep.CommitterName:
revision.Committer = line;
break;
case ReadStep.CommitterDate:
{
DateTime dateTime;
DateTime.TryParse(line, out dateTime);
revision.CommitDate = dateTime;
}
break;
case ReadStep.CommitMessageEncoding:
revision.MessageEncoding = line;
break;
case ReadStep.CommitMessage:
revision.Message = GitCommandHelpers.ReEncodeCommitMessage(line, revision.MessageEncoding);
break;
case ReadStep.FileName:
revision.Name = line;
break;
}
nextStep++;
}
