gitstats

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