gitstats

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