public int GetFilesInCommit(string rev)
{
if (Cache.FilesInTree.TryGetValue(rev, out var res))
{
return(res);
}
res = Convert.ToInt32(GitStats.GetPipeOutput(new[]
{
$"git ls-tree -r --name-only \"{rev}\"",
"wc -l"
}).Split("\n")[0]);
Cache.FilesInTree[rev] = res;
return(res);
}
private void GetFilesByStampAndTotalCommits(List <string> lines)
{
// TODO Optimize this, it's the worst bottleneck
// outputs "<stamp> <files>" for each revision
lines.Clear();
FilesByStamp = new DictionaryWithDefault <DateTime, int>();
var revLines = GitStats.GetPipeOutput(new[]
{
"git rev-list --remotes --pretty=format:\"%at %T\" HEAD",
"grep -v ^commit"
}).Trim().Split("\n");
foreach (var revLine in revLines)
{
var tup2 = revLine.Split(" ");
var time = tup2[0];
var rev = tup2[1];
var lineCount = GetFilesInCommit(rev);
lines.Add($"{Convert.ToInt32(time)} {lineCount}");
}
TotalCommits = lines.Count;
foreach (var line in lines)
{
var parts = line.Split(" ");
if (parts.Length != 2)
{
continue;
}
try
{
FilesByStamp[DateTimeOffset.FromUnixTimeSeconds(Convert.ToInt32(parts[0])).DateTime] = Convert.ToInt32(parts[1]);
}
catch (FormatException)
{
Console.WriteLine("Warning: failed to parse line \"%s\"", line);
}
}
}
private void GetChangesByDateAndTotalLines()
{
// line statistics
// outputs:
// N files changed, N insertions (+), N deletions(-)
// <stamp> <author>
ChangesByDate = new DictionaryWithDefault <DateTime, Change>();
var lines = GitStats.GetPipeOutput(new[] { "git log --shortstat --pretty=format:\"%at %an\"" }).Split("\n")
.ToList();
lines.Reverse();
var files = 0;
var inserted = 0;
var deleted = 0;
var totalLines = 0;
foreach (var line in lines)
{
if (line.Length == 0)
{
files = 0;
inserted = 0;
deleted = 0;
continue;
}
if (line.IndexOf(" changed,", StringComparison.CurrentCultureIgnoreCase) == -1)
{
var pos = line.IndexOf(" ", StringComparison.CurrentCultureIgnoreCase);
if (pos != -1)
{
try
{
var datetime = DateTimeOffset.FromUnixTimeSeconds(Convert.ToInt32(line.Substring(0, pos))).DateTime;
var author = line.Substring(pos + 1);
ChangesByDate[datetime] = new Change
{
Files = files,
Inserted = inserted,
Deleted = deleted,
TotalLines = totalLines
};
if (!Authors.ContainsKey(author))
{
Authors[author] = new Author();
}
Authors[author].LinesAdded += inserted;
Authors[author].LinesRemoved += deleted;
}
catch (Exception)
{
Console.WriteLine($"Warning: unexpected line \"{line}\"");
}
}
else
{
Console.WriteLine($"Warning: unexpected line \"{line}\"");
}
}
else
{
files = GetIntFromStartOfRegex(line, "\\d+ file");
inserted = GetIntFromStartOfRegex(line, "\\d+ insertion");
deleted = GetIntFromStartOfRegex(line, "\\d+ delet");
totalLines += inserted;
totalLines -= deleted;
TotalLinesAdded += inserted;
TotalLinesRemoved += deleted;
}
}
TotalLines = totalLines;
}
// Collect revision statistics
// Outputs "<stamp> <date> <time> <timezone> <author> '<' <mail> '>'"
private List <string> GetActivityDataAndAuthors()
{
var lines = GitStats.GetPipeOutput(new[]
{
"git rev-list --remotes --pretty=format:\"%at %ai %an <%aE>\" HEAD",
"grep -v ^commit"
}, PipingLevel.Full, true).Split("\n").ToList();
foreach (var line in lines)
{
var parts = Regex.Split(line, "([01-9-:+]+ )").Where(x => !string.IsNullOrEmpty(x)).Select(s => s.Trim())
.ToArray();
DateTime stamp;
try
{
stamp = DateTimeOffset.FromUnixTimeSeconds(Convert.ToInt32(parts[0])).DateTime;
}
catch (FormatException)
{
stamp = DateTime.MinValue;
}
var timezone = parts[3];
var tup1 = parts[4].Split("<");
var author = tup1[0];
var mail = tup1[1];
author = author.TrimEnd();
mail = mail.TrimEnd('>');
var domain = "?";
if (mail.IndexOf("@", StringComparison.CurrentCultureIgnoreCase) != -1)
{
domain = mail.Split("@")[1];
}
var date = stamp;
// First and last commit stamp
if (LastCommitStamp == DateTime.MinValue)
{
LastCommitStamp = stamp;
}
FirstCommitStamp = stamp;
// activity
// hour
var hour = date.Hour;
ActivityByHourOfDay[hour] = ActivityByHourOfDay[hour] + 1;
// most active hour?
if (ActivityByHourOfDay[hour] > ActivityByHourOfDayBusiest)
{
ActivityByHourOfDayBusiest = ActivityByHourOfDay[hour];
}
// day of week
var day = (int)date.DayOfWeek - 1;
ActivityByDayOfWeek[day] = ActivityByDayOfWeek[day] + 1;
// domain stats
if (!Domains.ContainsKey(domain))
{
Domains[domain] = new Domain();
}
// commits
Domains[domain].Commits = Domains[domain].Commits + 1;
// hour of week
if (!ActivityByHourOfWeek.ContainsKey(day))
{
ActivityByHourOfWeek[day] = new DictionaryWithDefault <int, int>();
}
ActivityByHourOfWeek[day][hour] = ActivityByHourOfWeek[day][hour] + 1;
// most active hour?
if (ActivityByHourOfWeek[day][hour] > ActivityByHourOfWeekBusiest)
{
ActivityByHourOfWeekBusiest = ActivityByHourOfWeek[day][hour];
}
// month of year
var month = date.Month;
ActivityByMonthOfYear[month] = ActivityByMonthOfYear[month] + 1;
// yearly/weekly activity
var yyw =
$"{date.Year}-{_calendar.GetWeekOfYear(date, _cultureInfo.DateTimeFormat.CalendarWeekRule, _cultureInfo.DateTimeFormat.FirstDayOfWeek)}";
ActivityByYearWeek[yyw] = ActivityByYearWeek[yyw] + 1;
if (ActivityByYearWeekPeak < ActivityByYearWeek[yyw])
{
ActivityByYearWeekPeak = ActivityByYearWeek[yyw];
}
// author stats
if (!Authors.ContainsKey(author))
{
Authors[author] = new Author();
}
// commits
if (Authors[author].LastCommitStamp == DateTime.MinValue)
{
Authors[author].LastCommitStamp = stamp;
}
Authors[author].FirstCommitStamp = stamp;
Authors[author].Commits = Authors[author].Commits + 1;
// author of the month/year
var yymm = $"{date.Year}-{date.Month:D2}";
if (AuthorOfMonth.ContainsKey(yymm))
{
AuthorOfMonth[yymm][author] = AuthorOfMonth[yymm][author] + 1;
}
else
{
AuthorOfMonth[yymm] = new DictionaryWithDefault <string, int> {
[author] = 1
}
};
CommitsByMonth[yymm] = CommitsByMonth[yymm] + 1;
var yy = date.Year;
if (AuthorOfYear.ContainsKey(yy))
{
AuthorOfYear[yy][author] = AuthorOfYear[yy][author] + 1;
}
else
{
AuthorOfYear[yy] = new DictionaryWithDefault <string, int> {
[author] = 1
}
};
CommitsByYear[yy] = CommitsByYear[yy] + 1;
// authors: active days
var yymmdd = date;
if (Authors[author].LastActiveDay == DateTime.MinValue)
{
Authors[author].LastActiveDay = yymmdd;
Authors[author].ActiveDays = 1;
}
else if (yymmdd != Authors[author].LastActiveDay)
{
Authors[author].LastActiveDay = yymmdd;
Authors[author].ActiveDays += 1;
}
// project: active days
if (yymmdd != LastActiveDay)
{
LastActiveDay = yymmdd;
ActiveDays.Add(yymmdd);
}
// timezone
CommitsByTimezone[timezone] = CommitsByTimezone[timezone] + 1;
}
return(lines);
}
private void GetTagData()
{
string[] parts;
string output;
var lines = GitStats.GetPipeOutput(new[]
{
"git show-ref --tags"
}).Split("\n").ToList();
foreach (var line in lines)
{
if (line.Length == 0)
{
continue;
}
var split = line.Split(" ");
var hash = split[0];
var tag = split[1];
tag = tag.Replace("refs/tags/", "");
output = GitStats.GetPipeOutput(new[]
{
$"git log \"{hash}\" --pretty=format:\"%at %an\" -n 1"
});
if (output.Length <= 0)
{
continue;
}
parts = output.Split(" ");
DateTime stamp;
try
{
stamp = DateTimeOffset.FromUnixTimeSeconds(Convert.ToInt32(parts[0])).DateTime;
}
catch (FormatException)
{
stamp = DateTime.MinValue;
}
Tags[tag] = new Tag
{
Stamp = stamp, Hash = hash, Date = stamp,
Commits = 0, Authors = new Dictionary <string, int>()
};
}
// Collect info on tags, starting from latest
var tagsSortedByDateDesc = Tags.Select(el => (el.Value.Date, el.Key)).OrderBy(p1 => p1).Reverse()
.Select(el => el.Key);
foreach (var tag in tagsSortedByDateDesc.Reverse())
{
var cmd = string.Format($"git shortlog -s \"{tag}\"");
output = GitStats.GetPipeOutput(new[] { cmd });
if (output.Length == 0)
{
continue;
}
var prev = tag;
foreach (var line in output.Split("\n"))
{
parts = Regex.Split(line, "\t", RegexOptions.None);
var commits = Convert.ToInt32(parts[0].Trim());
var author = parts[1];
Tags[tag].Commits += commits;
Tags[tag].Authors[author] = commits;
}
}
}
public void CreateGraphs(string path)
{
Console.WriteLine("Generating graphs...");
// hour of day
var f = new StreamWriter(path + "\\hour_of_day.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'hour_of_day.{ImageType}'
unset key
set xrange [0.5:24.5]
set xtics 4
set grid y
set ylabel ""Commits""
plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
");
f.Close();
// day of week
f = new StreamWriter(path + "\\day_of_week.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'day_of_week.{ImageType}'
unset key
set xrange [0.5:7.5]
set xtics 1
set grid y
set ylabel ""Commits""
plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
");
f.Close();
// Domains
f = new StreamWriter(path + "\\domains.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'domains.{ImageType}'
unset key
unset xtics
set grid y
set ylabel ""Commits""
plot 'domains.dat' using 2:3:(0.5) with boxes fs solid, '' using 2:3:1 with labels rotate by 45 offset 0,1
");
f.Close();
// Month of Year
f = new StreamWriter(path + "\\month_of_year.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'month_of_year.{ImageType}'
unset key
set xrange [0.5:12.5]
set xtics 1
set grid y
set ylabel ""Commits""
plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
");
f.Close();
// commits_by_year_month
f = new StreamWriter(path + "\\commits_by_year_month.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'commits_by_year_month.{ImageType}'
unset key
set xdata time
set timefmt ""%Y-%m""
set format x ""%Y-%m""
set xtics rotate by 90 15768000
set bmargin 5
set grid y
set ylabel ""Commits""
plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
");
f.Close();
// commits_by_year
f = new StreamWriter(path + "\\commits_by_year.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'commits_by_year.{ImageType}'
unset key
set xtics 1 rotate by 90
set grid y
set ylabel ""Commits""
set yrange [0:]
plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
");
f.Close();
// Files by date
f = new StreamWriter(path + "\\files_by_date.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'files_by_date.{ImageType}'
unset key
set xdata time
set timefmt ""%Y-%m-%d""
set format x ""%Y-%m-%d""
set grid y
set ylabel ""Files""
set xtics rotate by 90
set ytics autofreq
set bmargin 6
plot 'files_by_date.dat' using 1:2 w steps
");
f.Close();
// Lines of Code
f = new StreamWriter(path + "\\lines_of_code.plot");
f.Write(GnuplotCommon);
f.Write($@"
set output 'lines_of_code.{ImageType}'
unset key
set xdata time
set timefmt ""%s""
set format x ""%Y-%m-%d""
set grid y
set ylabel ""Lines""
set xtics rotate by 90
set bmargin 6
plot 'lines_of_code.dat' using 1:2 w lines
");
f.Close();
Directory.SetCurrentDirectory(path);
var matchingFiles = Glob.Files(path, "*.plot").ToArray();
foreach (var file in matchingFiles)
{
var output = GitStats.GetPipeOutput(new[]
{
Program.GnuPlotCmd + $" \"{file}\""
});
if (output.Length > 0)
{
Console.WriteLine(output);
}
}
}