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