gitstats

   1 #!/usr/bin/env python
   2 # Copyright (c) 2007-2008 Heikki Hokkanen <hoxu@users.sf.net>
   3 # GPLv2
   4 import subprocess
   5 import datetime
   6 import glob
   7 import os
   8 import re
   9 import shutil
  10 import sys
  11 import time
  12
  13 GNUPLOT_COMMON = 'set terminal png transparent\nset size 0.5,0.5\n'
  14
  15 exectime_internal = 0.0
  16 exectime_external = 0.0
  17 time_start = time.time()
  18
  19 # By default, gnuplot is searched from path, but can be overridden with the
  20 # environment variable "GNUPLOT"
  21 gnuplot_cmd = 'gnuplot'
  22 if 'GNUPLOT' in os.environ:
  23         gnuplot_cmd = os.environ['GNUPLOT']
  24
  25 def getpipeoutput(cmds, quiet = False):
  26         global exectime_external
  27         start = time.time()
  28         if not quiet:
  29                 print '>> ' + ' | '.join(cmds),
  30                 sys.stdout.flush()
  31         p0 = subprocess.Popen(cmds[0], stdout = subprocess.PIPE, shell = True)
  32         p = p0
  33         for x in cmds[1:]:
  34                 p = subprocess.Popen(x, stdin = p0.stdout, stdout = subprocess.PIPE, shell = True)
  35                 p0 = p
  36         output = p.communicate()[0]
  37         end = time.time()
  38         if not quiet:
  39                 print '\r[%.5f] >> %s' % (end - start, ' | '.join(cmds))
  40         exectime_external += (end - start)
  41         return output.rstrip('\n')
  42
  43 def getkeyssortedbyvalues(dict):
  44         return map(lambda el : el[1], sorted(map(lambda el : (el[1], el[0]), dict.items())))
  45
  46 # dict['author'] = { 'commits': 512 } - ...key(dict, 'commits')
  47 def getkeyssortedbyvaluekey(d, key):
  48         return map(lambda el : el[1], sorted(map(lambda el : (d[el][key], el), d.keys())))
  49
  50 class DataCollector:
  51         """Manages data collection from a revision control repository."""
  52         def __init__(self):
  53                 self.stamp_created = time.time()
  54                 pass
  55
  56         ##
  57         # This should be the main function to extract data from the repository.
  58         def collect(self, dir):
  59                 self.dir = dir
  60                 self.projectname = os.path.basename(os.path.abspath(dir))
  61
  62         ##
  63         # Produce any additional statistics from the extracted data.
  64         def refine(self):
  65                 pass
  66
  67         ##
  68         # : get a dictionary of author
  69         def getAuthorInfo(self, author):
  70                 return None
  71
  72         def getActivityByDayOfWeek(self):
  73                 return {}
  74
  75         def getActivityByHourOfDay(self):
  76                 return {}
  77
  78         ##
  79         # Get a list of authors
  80         def getAuthors(self):
  81                 return []
  82
  83         def getFirstCommitDate(self):
  84                 return datetime.datetime.now()
  85
  86         def getLastCommitDate(self):
  87                 return datetime.datetime.now()
  88
  89         def getStampCreated(self):
  90                 return self.stamp_created
  91
  92         def getTags(self):
  93                 return []
  94
  95         def getTotalAuthors(self):
  96                 return -1
  97
  98         def getTotalCommits(self):
  99                 return -1
 100
 101         def getTotalFiles(self):
 102                 return -1
 103
 104         def getTotalLOC(self):
 105                 return -1
 106
 107 class GitDataCollector(DataCollector):
 108         def collect(self, dir):
 109                 DataCollector.collect(self, dir)
 110
 111                 try:
 112                         self.total_authors = int(getpipeoutput(('git-log', 'git-shortlog -s', 'wc -l')))
 113                 except:
 114                         self.total_authors = 0
 115                 #self.total_lines = int(getoutput('git-ls-files -z |xargs -0 cat |wc -l'))
 116
 117                 self.activity_by_hour_of_day = {} # hour -> commits
 118                 self.activity_by_day_of_week = {} # day -> commits
 119                 self.activity_by_month_of_year = {} # month [1-12] -> commits
 120                 self.activity_by_hour_of_week = {} # weekday -> hour -> commits
 121
 122                 self.authors = {} # name -> {commits, first_commit_stamp, last_commit_stamp}
 123
 124                 # author of the month
 125                 self.author_of_month = {} # month -> author -> commits
 126                 self.author_of_year = {} # year -> author -> commits
 127                 self.commits_by_month = {} # month -> commits
 128                 self.commits_by_year = {} # year -> commits
 129                 self.first_commit_stamp = 0
 130                 self.last_commit_stamp = 0
 131
 132                 # tags
 133                 self.tags = {}
 134                 lines = getpipeoutput((('git-show-ref --tags'),)).split('\n')
 135                 for line in lines:
 136                         if len(line) == 0:
 137                                 continue
 138                         print "line = ", line
 139                         splitted_str = line.split(' ')
 140                         print "splitted_str = ", splitted_str
 141                         (hash, tag) = splitted_str
 142
 143                         tag = tag.replace('refs/tags/', '')
 144                         output = getpipeoutput((('git-log "%s" --pretty=format:"%%at %%an" -n 1' % hash),))
 145                         if len(output) > 0:
 146                                 parts = output.split(' ')
 147                                 stamp = 0
 148                                 try:
 149                                         stamp = int(parts[0])
 150                                 except ValueError:
 151                                         stamp = 0
 152                                 self.tags[tag] = { 'stamp': stamp, 'hash' : hash, 'date' : datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d') }
 153                         pass
 154
 155                 # Collect revision statistics
 156                 # Outputs "<stamp> <author>"
 157                 lines = getpipeoutput(('git-rev-list --pretty=format:"%at %an" HEAD', 'grep -v ^commit')).split('\n')
 158                 for line in lines:
 159                         # linux-2.6 says "<unknown>" for one line O_o
 160                         parts = line.split(' ')
 161                         author = ''
 162                         try:
 163                                 stamp = int(parts[0])
 164                         except ValueError:
 165                                 print "lines = ", lines
 166                                 print "line = ", line
 167                                 raise
 168                                 stamp = 0
 169                         if len(parts) > 1:
 170                                 author = ' '.join(parts[1:])
 171                         date = datetime.datetime.fromtimestamp(float(stamp))
 172
 173                         # First and last commit stamp
 174                         if self.last_commit_stamp == 0:
 175                                 self.last_commit_stamp = stamp
 176                         self.first_commit_stamp = stamp
 177
 178                         # activity
 179                         # hour
 180                         hour = date.hour
 181                         if hour in self.activity_by_hour_of_day:
 182                                 self.activity_by_hour_of_day[hour] += 1
 183                         else:
 184                                 self.activity_by_hour_of_day[hour] = 1
 185
 186                         # day of week
 187                         day = date.weekday()
 188                         if day in self.activity_by_day_of_week:
 189                                 self.activity_by_day_of_week[day] += 1
 190                         else:
 191                                 self.activity_by_day_of_week[day] = 1
 192
 193                         # hour of week
 194                         if day not in self.activity_by_hour_of_week:
 195                                 self.activity_by_hour_of_week[day] = {}
 196                         if hour not in self.activity_by_hour_of_week[day]:
 197                                 self.activity_by_hour_of_week[day][hour] = 1
 198                         else:
 199                                 self.activity_by_hour_of_week[day][hour] += 1
 200
 201                         # month of year
 202                         month = date.month
 203                         if month in self.activity_by_month_of_year:
 204                                 self.activity_by_month_of_year[month] += 1
 205                         else:
 206                                 self.activity_by_month_of_year[month] = 1
 207
 208                         # author stats
 209                         if author not in self.authors:
 210                                 self.authors[author] = {}
 211                         # TODO commits
 212                         if 'last_commit_stamp' not in self.authors[author]:
 213                                 self.authors[author]['last_commit_stamp'] = stamp
 214                         self.authors[author]['first_commit_stamp'] = stamp
 215                         if 'commits' in self.authors[author]:
 216                                 self.authors[author]['commits'] += 1
 217                         else:
 218                                 self.authors[author]['commits'] = 1
 219
 220                         # author of the month/year
 221                         yymm = datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m')
 222                         if yymm in self.author_of_month:
 223                                 if author in self.author_of_month[yymm]:
 224                                         self.author_of_month[yymm][author] += 1
 225                                 else:
 226                                         self.author_of_month[yymm][author] = 1
 227                         else:
 228                                 self.author_of_month[yymm] = {}
 229                                 self.author_of_month[yymm][author] = 1
 230                         if yymm in self.commits_by_month:
 231                                 self.commits_by_month[yymm] += 1
 232                         else:
 233                                 self.commits_by_month[yymm] = 1
 234
 235                         yy = datetime.datetime.fromtimestamp(stamp).year
 236                         if yy in self.author_of_year:
 237                                 if author in self.author_of_year[yy]:
 238                                         self.author_of_year[yy][author] += 1
 239                                 else:
 240                                         self.author_of_year[yy][author] = 1
 241                         else:
 242                                 self.author_of_year[yy] = {}
 243                                 self.author_of_year[yy][author] = 1
 244                         if yy in self.commits_by_year:
 245                                 self.commits_by_year[yy] += 1
 246                         else:
 247                                 self.commits_by_year[yy] = 1
 248
 249                 # TODO Optimize this, it's the worst bottleneck
 250                 # outputs "<stamp> <files>" for each revision
 251                 self.files_by_stamp = {} # stamp -> files
 252                 lines = getpipeoutput(('git-rev-list --pretty=format:"%at %H" HEAD',
 253                                        'grep -v ^commit')).strip().split('\n')
 254                 #'sh while read line; do set $line; echo "$1 $(git-ls-tree -r "$2" |wc -l)"; done')).split('\n')
 255                 tmp = [None] * len(lines)
 256                 for idx in xrange(len(lines)):
 257                         (a, b) = lines[idx].split(" ")
 258                         tmp[idx] = a + getpipeoutput(('git-ls-tree -r ' + b, 'wc -l')).strip('\n')
 259                 lines = tmp
 260
 261                 self.total_commits = len(lines)
 262                 for line in lines:
 263                         parts = line.split(' ')
 264                         if len(parts) != 2:
 265                                 continue
 266                         (stamp, files) = parts[0:2]
 267                         try:
 268                                 self.files_by_stamp[int(stamp)] = int(files)
 269                         except ValueError:
 270                                 print 'Warning: failed to parse line "%s"' % line
 271
 272                 # extensions
 273                 self.extensions = {} # extension -> files, lines
 274                 lines = getpipeoutput(('git-ls-files',)).split('\n')
 275                 self.total_files = len(lines)
 276                 for line in lines:
 277                         base = os.path.basename(line)
 278                         if base.find('.') == -1:
 279                                 ext = ''
 280                         else:
 281                                 ext = base[(base.rfind('.') + 1):]
 282
 283                         if ext not in self.extensions:
 284                                 self.extensions[ext] = {'files': 0, 'lines': 0}
 285
 286                         self.extensions[ext]['files'] += 1
 287                         try:
 288                                 # Escaping could probably be improved here
 289                                 self.extensions[ext]['lines'] += int(getpipeoutput(('wc -l "%s"' % line,)).split()[0])
 290                         except:
 291                                 print 'Warning: Could not count lines for file "%s"' % line
 292
 293                 # line statistics
 294                 # outputs:
 295                 #  N files changed, N insertions (+), N deletions(-)
 296                 # <stamp> <author>
 297                 self.changes_by_date = {} # stamp -> { files, ins, del }
 298                 lines = getpipeoutput(('git-log --shortstat --pretty=format:"%at %an"',)).split('\n')
 299                 lines.reverse()
 300                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 301                 for line in lines:
 302                         if len(line) == 0:
 303                                 continue
 304
 305                         # <stamp> <author>
 306                         if line.find('files changed,') == -1:
 307                                 pos = line.find(' ')
 308                                 if pos != -1:
 309                                         (stamp, author) = (int(line[:pos]), line[pos+1:])
 310                                         self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 311                                 else:
 312                                         print 'Warning: unexpected line "%s"' % line
 313                         else:
 314                                 numbers = re.findall('\d+', line)
 315                                 if len(numbers) == 3:
 316                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 317                                         total_lines += inserted
 318                                         total_lines -= deleted
 319                                 else:
 320                                         print 'Warning: failed to handle line "%s"' % line
 321                                         (files, inserted, deleted) = (0, 0, 0)
 322                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 323                 self.total_lines = total_lines
 324
 325         def refine(self):
 326                 # authors
 327                 # name -> {place_by_commits, commits_frac, date_first, date_last, timedelta}
 328                 authors_by_commits = getkeyssortedbyvaluekey(self.authors, 'commits')
 329                 authors_by_commits.reverse() # most first
 330                 for i, name in enumerate(authors_by_commits):
 331                         self.authors[name]['place_by_commits'] = i + 1
 332
 333                 for name in self.authors.keys():
 334                         a = self.authors[name]
 335                         a['commits_frac'] = (100 * float(a['commits'])) / self.getTotalCommits()
 336                         date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 337                         date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 338                         delta = date_last - date_first
 339                         a['date_first'] = date_first.strftime('%Y-%m-%d')
 340                         a['date_last'] = date_last.strftime('%Y-%m-%d')
 341                         a['timedelta'] = delta
 342
 343         def getActivityByDayOfWeek(self):
 344                 return self.activity_by_day_of_week
 345
 346         def getActivityByHourOfDay(self):
 347                 return self.activity_by_hour_of_day
 348
 349         def getAuthorInfo(self, author):
 350                 return self.authors[author]
 351
 352         def getAuthors(self):
 353                 return self.authors.keys()
 354
 355         def getFirstCommitDate(self):
 356                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 357
 358         def getLastCommitDate(self):
 359                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 360
 361         def getTags(self):
 362                 lines = getpipeoutput(('git-show-ref --tags',
 363                                        'cut -d/ -f3'))
 364                 return lines.split('\n')
 365
 366         def getTagDate(self, tag):
 367                 return self.revToDate('tags/' + tag)
 368
 369         def getTotalAuthors(self):
 370                 return self.total_authors
 371
 372         def getTotalCommits(self):
 373                 return self.total_commits
 374
 375         def getTotalFiles(self):
 376                 return self.total_files
 377
 378         def getTotalLOC(self):
 379                 return self.total_lines
 380
 381         def revToDate(self, rev):
 382                 stamp = int(getpipeoutput(('git-log --pretty=format:%%at "%s" -n 1' % rev,)))
 383                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 384
 385 class ReportCreator:
 386         """Creates the actual report based on given data."""
 387         def __init__(self):
 388                 pass
 389
 390         def create(self, data, path):
 391                 self.data = data
 392                 self.path = path
 393
 394 def html_linkify(text):
 395         return text.lower().replace(' ', '_')
 396
 397 def html_header(level, text):
 398         name = html_linkify(text)
 399         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 400
 401 class HTMLReportCreator(ReportCreator):
 402         def create(self, data, path):
 403                 ReportCreator.create(self, data, path)
 404                 self.title = data.projectname
 405
 406                 # TODO copy the CSS if it does not exist
 407                 if not os.path.exists(path + '/gitstats.css'):
 408                         basedir = os.path.dirname(os.path.abspath(__file__))
 409                         shutil.copyfile(basedir + '/gitstats.css', path + '/gitstats.css')
 410                         pass
 411
 412                 f = open(path + "/index.html", 'w')
 413                 format = '%Y-%m-%d %H:%m:%S'
 414                 self.printHeader(f)
 415
 416                 f.write('<h1>GitStats - %s</h1>' % data.projectname)
 417
 418                 self.printNav(f)
 419
 420                 f.write('<dl>');
 421                 f.write('<dt>Project name</dt><dd>%s</dd>' % (data.projectname))
 422                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()));
 423                 f.write('<dt>Report Period</dt><dd>%s to %s</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format)))
 424                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 425                 f.write('<dt>Total Lines of Code</dt><dd>%s</dd>' % data.getTotalLOC())
 426                 f.write('<dt>Total Commits</dt><dd>%s</dd>' % data.getTotalCommits())
 427                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 428                 f.write('</dl>');
 429
 430                 f.write('</body>\n</html>');
 431                 f.close()
 432
 433                 ###
 434                 # Activity
 435                 f = open(path + '/activity.html', 'w')
 436                 self.printHeader(f)
 437                 f.write('<h1>Activity</h1>')
 438                 self.printNav(f)
 439
 440                 #f.write('<h2>Last 30 days</h2>')
 441
 442                 #f.write('<h2>Last 12 months</h2>')
 443
 444                 # Hour of Day
 445                 f.write(html_header(2, 'Hour of Day'))
 446                 hour_of_day = data.getActivityByHourOfDay()
 447                 f.write('<table><tr><th>Hour</th>')
 448                 for i in range(1, 25):
 449                         f.write('<th>%d</th>' % i)
 450                 f.write('</tr>\n<tr><th>Commits</th>')
 451                 fp = open(path + '/hour_of_day.dat', 'w')
 452                 for i in range(0, 24):
 453                         if i in hour_of_day:
 454                                 f.write('<td>%d</td>' % hour_of_day[i])
 455                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 456                         else:
 457                                 f.write('<td>0</td>')
 458                                 fp.write('%d 0\n' % i)
 459                 fp.close()
 460                 f.write('</tr>\n<tr><th>%</th>')
 461                 totalcommits = data.getTotalCommits()
 462                 for i in range(0, 24):
 463                         if i in hour_of_day:
 464                                 f.write('<td>%.2f</td>' % ((100.0 * hour_of_day[i]) / totalcommits))
 465                         else:
 466                                 f.write('<td>0.00</td>')
 467                 f.write('</tr></table>')
 468                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 469                 fg = open(path + '/hour_of_day.dat', 'w')
 470                 for i in range(0, 24):
 471                         if i in hour_of_day:
 472                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 473                         else:
 474                                 fg.write('%d 0\n' % (i + 1))
 475                 fg.close()
 476
 477                 # Day of Week
 478                 f.write(html_header(2, 'Day of Week'))
 479                 day_of_week = data.getActivityByDayOfWeek()
 480                 f.write('<div class="vtable"><table>')
 481                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 482                 fp = open(path + '/day_of_week.dat', 'w')
 483                 for d in range(0, 7):
 484                         commits = 0
 485                         if d in day_of_week:
 486                                 commits = day_of_week[d]
 487                         fp.write('%d %d\n' % (d + 1, commits))
 488                         f.write('<tr>')
 489                         f.write('<th>%d</th>' % (d + 1))
 490                         if d in day_of_week:
 491                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 492                         else:
 493                                 f.write('<td>0</td>')
 494                         f.write('</tr>')
 495                 f.write('</table></div>')
 496                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 497                 fp.close()
 498
 499                 # Hour of Week
 500                 f.write(html_header(2, 'Hour of Week'))
 501                 f.write('<table>')
 502
 503                 f.write('<tr><th>Weekday</th>')
 504                 for hour in range(0, 24):
 505                         f.write('<th>%d</th>' % (hour + 1))
 506                 f.write('</tr>')
 507
 508                 for weekday in range(0, 7):
 509                         f.write('<tr><th>%d</th>' % (weekday + 1))
 510                         for hour in range(0, 24):
 511                                 try:
 512                                         commits = data.activity_by_hour_of_week[weekday][hour]
 513                                 except KeyError:
 514                                         commits = 0
 515                                 if commits != 0:
 516                                         f.write('<td>%d</td>' % commits)
 517                                 else:
 518                                         f.write('<td></td>')
 519                         f.write('</tr>')
 520
 521                 f.write('</table>')
 522
 523                 # Month of Year
 524                 f.write(html_header(2, 'Month of Year'))
 525                 f.write('<div class="vtable"><table>')
 526                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 527                 fp = open (path + '/month_of_year.dat', 'w')
 528                 for mm in range(1, 13):
 529                         commits = 0
 530                         if mm in data.activity_by_month_of_year:
 531                                 commits = data.activity_by_month_of_year[mm]
 532                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 533                         fp.write('%d %d\n' % (mm, commits))
 534                 fp.close()
 535                 f.write('</table></div>')
 536                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 537
 538                 # Commits by year/month
 539                 f.write(html_header(2, 'Commits by year/month'))
 540                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 541                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 542                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 543                 f.write('</table></div>')
 544                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 545                 fg = open(path + '/commits_by_year_month.dat', 'w')
 546                 for yymm in sorted(data.commits_by_month.keys()):
 547                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 548                 fg.close()
 549
 550                 # Commits by year
 551                 f.write(html_header(2, 'Commits by Year'))
 552                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 553                 for yy in reversed(sorted(data.commits_by_year.keys())):
 554                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td></tr>' % (yy, data.commits_by_year[yy], (100.0 * data.commits_by_year[yy]) / data.getTotalCommits()))
 555                 f.write('</table></div>')
 556                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 557                 fg = open(path + '/commits_by_year.dat', 'w')
 558                 for yy in sorted(data.commits_by_year.keys()):
 559                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 560                 fg.close()
 561
 562                 f.write('</body></html>')
 563                 f.close()
 564
 565                 ###
 566                 # Authors
 567                 f = open(path + '/authors.html', 'w')
 568                 self.printHeader(f)
 569
 570                 f.write('<h1>Authors</h1>')
 571                 self.printNav(f)
 572
 573                 # Authors :: List of authors
 574                 f.write(html_header(2, 'List of Authors'))
 575
 576                 f.write('<table class="authors">')
 577                 f.write('<tr><th>Author</th><th>Commits (%)</th><th>First commit</th><th>Last commit</th><th>Age</th><th># by commits</th></tr>')
 578                 for author in sorted(data.getAuthors()):
 579                         info = data.getAuthorInfo(author)
 580                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%s</td><td>%s</td><td>%s</td><td>%d</td></tr>' % (author, info['commits'], info['commits_frac'], info['date_first'], info['date_last'], info['timedelta'], info['place_by_commits']))
 581                 f.write('</table>')
 582
 583                 # Authors :: Author of Month
 584                 f.write(html_header(2, 'Author of Month'))
 585                 f.write('<table>')
 586                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th><th>Next top 5</th></tr>')
 587                 for yymm in reversed(sorted(data.author_of_month.keys())):
 588                         authordict = data.author_of_month[yymm]
 589                         authors = getkeyssortedbyvalues(authordict)
 590                         authors.reverse()
 591                         commits = data.author_of_month[yymm][authors[0]]
 592                         next = ', '.join(authors[1:5])
 593                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yymm, authors[0], commits, (100 * commits) / data.commits_by_month[yymm], data.commits_by_month[yymm], next))
 594
 595                 f.write('</table>')
 596
 597                 f.write(html_header(2, 'Author of Year'))
 598                 f.write('<table><tr><th>Year</th><th>Author</th><th>Commits (%)</th><th>Next top 5</th></tr>')
 599                 for yy in reversed(sorted(data.author_of_year.keys())):
 600                         authordict = data.author_of_year[yy]
 601                         authors = getkeyssortedbyvalues(authordict)
 602                         authors.reverse()
 603                         commits = data.author_of_year[yy][authors[0]]
 604                         next = ', '.join(authors[1:5])
 605                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yy, authors[0], commits, (100 * commits) / data.commits_by_year[yy], data.commits_by_year[yy], next))
 606                 f.write('</table>')
 607
 608                 f.write('</body></html>')
 609                 f.close()
 610
 611                 ###
 612                 # Files
 613                 f = open(path + '/files.html', 'w')
 614                 self.printHeader(f)
 615                 f.write('<h1>Files</h1>')
 616                 self.printNav(f)
 617
 618                 f.write('<dl>\n')
 619                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 620                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 621                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 622                 f.write('</dl>\n')
 623
 624                 # Files :: File count by date
 625                 f.write(html_header(2, 'File count by date'))
 626
 627                 fg = open(path + '/files_by_date.dat', 'w')
 628                 for stamp in sorted(data.files_by_stamp.keys()):
 629                         fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 630                 fg.close()
 631
 632                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 633
 634                 #f.write('<h2>Average file size by date</h2>')
 635
 636                 # Files :: Extensions
 637                 f.write(html_header(2, 'Extensions'))
 638                 f.write('<table><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 639                 for ext in sorted(data.extensions.keys()):
 640                         files = data.extensions[ext]['files']
 641                         lines = data.extensions[ext]['lines']
 642                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%d (%.2f%%)</td><td>%d</td></tr>' % (ext, files, (100.0 * files) / data.getTotalFiles(), lines, (100.0 * lines) / data.getTotalLOC(), lines / files))
 643                 f.write('</table>')
 644
 645                 f.write('</body></html>')
 646                 f.close()
 647
 648                 ###
 649                 # Lines
 650                 f = open(path + '/lines.html', 'w')
 651                 self.printHeader(f)
 652                 f.write('<h1>Lines</h1>')
 653                 self.printNav(f)
 654
 655                 f.write('<dl>\n')
 656                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 657                 f.write('</dl>\n')
 658
 659                 f.write(html_header(2, 'Lines of Code'))
 660                 f.write('<img src="lines_of_code.png" />')
 661
 662                 fg = open(path + '/lines_of_code.dat', 'w')
 663                 for stamp in sorted(data.changes_by_date.keys()):
 664                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 665                 fg.close()
 666
 667                 f.write('</body></html>')
 668                 f.close()
 669
 670                 ###
 671                 # tags.html
 672                 f = open(path + '/tags.html', 'w')
 673                 self.printHeader(f)
 674                 f.write('<h1>Tags</h1>')
 675                 self.printNav(f)
 676
 677                 f.write('<dl>')
 678                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 679                 if len(data.tags) > 0:
 680                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (data.getTotalCommits() / len(data.tags)))
 681                 f.write('</dl>')
 682
 683                 f.write('<table>')
 684                 f.write('<tr><th>Name</th><th>Date</th></tr>')
 685                 # sort the tags by date desc
 686                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 687                 for tag in tags_sorted_by_date_desc:
 688                         f.write('<tr><td>%s</td><td>%s</td></tr>' % (tag, data.tags[tag]['date']))
 689                 f.write('</table>')
 690
 691                 f.write('</body></html>')
 692                 f.close()
 693
 694                 self.createGraphs(path)
 695         pass
 696
 697         def createGraphs(self, path):
 698                 print 'Generating graphs...'
 699
 700                 # hour of day
 701                 f = open(path + '/hour_of_day.plot', 'w')
 702                 f.write(GNUPLOT_COMMON)
 703                 f.write(
 704 """
 705 set output 'hour_of_day.png'
 706 unset key
 707 set xrange [0.5:24.5]
 708 set xtics 4
 709 set ylabel "Commits"
 710 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 711 """)
 712                 f.close()
 713
 714                 # day of week
 715                 f = open(path + '/day_of_week.plot', 'w')
 716                 f.write(GNUPLOT_COMMON)
 717                 f.write(
 718 """
 719 set output 'day_of_week.png'
 720 unset key
 721 set xrange [0.5:7.5]
 722 set xtics 1
 723 set ylabel "Commits"
 724 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 725 """)
 726                 f.close()
 727
 728                 # Month of Year
 729                 f = open(path + '/month_of_year.plot', 'w')
 730                 f.write(GNUPLOT_COMMON)
 731                 f.write(
 732 """
 733 set output 'month_of_year.png'
 734 unset key
 735 set xrange [0.5:12.5]
 736 set xtics 1
 737 set ylabel "Commits"
 738 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 739 """)
 740                 f.close()
 741
 742                 # commits_by_year_month
 743                 f = open(path + '/commits_by_year_month.plot', 'w')
 744                 f.write(GNUPLOT_COMMON)
 745                 f.write(
 746 """
 747 set output 'commits_by_year_month.png'
 748 unset key
 749 set xdata time
 750 set timefmt "%Y-%m"
 751 set format x "%Y-%m"
 752 set xtics rotate by 90 15768000
 753 set bmargin 5
 754 set ylabel "Commits"
 755 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 756 """)
 757                 f.close()
 758
 759                 # commits_by_year
 760                 f = open(path + '/commits_by_year.plot', 'w')
 761                 f.write(GNUPLOT_COMMON)
 762                 f.write(
 763 """
 764 set output 'commits_by_year.png'
 765 unset key
 766 set xtics 1
 767 set ylabel "Commits"
 768 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
 769 """)
 770                 f.close()
 771
 772                 # Files by date
 773                 f = open(path + '/files_by_date.plot', 'w')
 774                 f.write(GNUPLOT_COMMON)
 775                 f.write(
 776 """
 777 set output 'files_by_date.png'
 778 unset key
 779 set xdata time
 780 set timefmt "%Y-%m-%d"
 781 set format x "%Y-%m-%d"
 782 set ylabel "Files"
 783 set xtics rotate by 90
 784 set bmargin 6
 785 plot 'files_by_date.dat' using 1:2 smooth csplines
 786 """)
 787                 f.close()
 788
 789                 # Lines of Code
 790                 f = open(path + '/lines_of_code.plot', 'w')
 791                 f.write(GNUPLOT_COMMON)
 792                 f.write(
 793 """
 794 set output 'lines_of_code.png'
 795 unset key
 796 set xdata time
 797 set timefmt "%s"
 798 set format x "%Y-%m-%d"
 799 set ylabel "Lines"
 800 set xtics rotate by 90
 801 set bmargin 6
 802 plot 'lines_of_code.dat' using 1:2 w lines
 803 """)
 804                 f.close()
 805
 806                 os.chdir(path)
 807                 files = glob.glob(path + '/*.plot')
 808                 for f in files:
 809                         out = getpipeoutput((gnuplot_cmd + ' "%s"' % f,))
 810                         if len(out) > 0:
 811                                 print out
 812
 813         def printHeader(self, f, title = ''):
 814                 f.write(
 815 """<?xml version="1.0" encoding="UTF-8"?>
 816 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 817 <html xmlns="http://www.w3.org/1999/xhtml">
 818 <head>
 819         <title>GitStats - %s</title>
 820         <link rel="stylesheet" href="gitstats.css" type="text/css" />
 821         <meta name="generator" content="GitStats" />
 822 </head>
 823 <body>
 824 """ % self.title)
 825
 826         def printNav(self, f):
 827                 f.write("""
 828 <div class="nav">
 829 <ul>
 830 <li><a href="index.html">General</a></li>
 831 <li><a href="activity.html">Activity</a></li>
 832 <li><a href="authors.html">Authors</a></li>
 833 <li><a href="files.html">Files</a></li>
 834 <li><a href="lines.html">Lines</a></li>
 835 <li><a href="tags.html">Tags</a></li>
 836 </ul>
 837 </div>
 838 """)
 839
 840
 841 usage = """
 842 Usage: gitstats [options] <gitpath> <outputpath>
 843
 844 Options:
 845 """
 846
 847 if len(sys.argv) <  3:
 848         print usage
 849         sys.exit(0)
 850
 851 gitpath = sys.argv[1]
 852 outputpath = os.path.abspath(sys.argv[2])
 853 rundir = os.getcwd()
 854
 855 try:
 856         os.makedirs(outputpath)
 857 except OSError:
 858         pass
 859 if not os.path.isdir(outputpath):
 860         print 'FATAL: Output path is not a directory or does not exist'
 861         sys.exit(1)
 862
 863 print 'Git path: %s' % gitpath
 864 print 'Output path: %s' % outputpath
 865
 866 os.chdir(gitpath)
 867
 868 print 'Collecting data...'
 869 data = GitDataCollector()
 870 data.collect(gitpath)
 871 print 'Refining data...'
 872 data.refine()
 873
 874 os.chdir(rundir)
 875
 876 print 'Generating report...'
 877 report = HTMLReportCreator()
 878 report.create(data, outputpath)
 879
 880 time_end = time.time()
 881 exectime_internal = time_end - time_start
 882 print 'Execution time %.5f secs, %.5f secs (%.2f %%) in external commands)' % (exectime_internal, exectime_external, (100.0 * exectime_external) / exectime_internal)