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                                 # FIXME filenames with spaces or special characters are broken
 237                                 self.extensions[ext]['lines'] += int(getoutput('wc -l < %s' % line, quiet = True))
 238                         except:
 239                                 print 'Warning: Could not count lines for file "%s"' % line
 240
 241                 # line statistics
 242                 # outputs:
 243                 #  N files changed, N insertions (+), N deletions(-)
 244                 # <stamp> <author>
 245                 self.changes_by_date = {} # stamp -> { files, ins, del }
 246                 lines = getoutput('git-log --shortstat --pretty=format:"%at %an" |tac').split('\n')
 247                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 248                 for line in lines:
 249                         if len(line) == 0:
 250                                 continue
 251
 252                         # <stamp> <author>
 253                         if line.find(',') == -1:
 254                                 pos = line.find(' ')
 255                                 (stamp, author) = (int(line[:pos]), line[pos+1:])
 256                                 self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 257                         else:
 258                                 numbers = re.findall('\d+', line)
 259                                 if len(numbers) == 3:
 260                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 261                                         total_lines += inserted
 262                                         total_lines -= deleted
 263                                 else:
 264                                         print 'Warning: failed to handle line "%s"' % line
 265                                         (files, inserted, deleted) = (0, 0, 0)
 266                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 267                 self.total_lines = total_lines
 268
 269         def getActivityByDayOfWeek(self):
 270                 return self.activity_by_day_of_week
 271
 272         def getActivityByHourOfDay(self):
 273                 return self.activity_by_hour_of_day
 274
 275         def getAuthorInfo(self, author):
 276                 a = self.authors[author]
 277
 278                 commits = a['commits']
 279                 commits_frac = (100 * float(commits)) / self.getTotalCommits()
 280                 date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 281                 date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 282                 delta = date_last - date_first
 283
 284                 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 }
 285                 return res
 286
 287         def getAuthors(self):
 288                 return self.authors.keys()
 289
 290         def getFirstCommitDate(self):
 291                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 292
 293         def getLastCommitDate(self):
 294                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 295
 296         def getTags(self):
 297                 lines = getoutput('git-show-ref --tags |cut -d/ -f3')
 298                 return lines.split('\n')
 299
 300         def getTagDate(self, tag):
 301                 return self.revToDate('tags/' + tag)
 302
 303         def getTotalAuthors(self):
 304                 return self.total_authors
 305
 306         def getTotalCommits(self):
 307                 return self.total_commits
 308
 309         def getTotalFiles(self):
 310                 return self.total_files
 311
 312         def getTotalLOC(self):
 313                 return self.total_lines
 314
 315         def revToDate(self, rev):
 316                 stamp = int(getoutput('git-log --pretty=format:%%at "%s" -n 1' % rev))
 317                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 318
 319 class ReportCreator:
 320         """Creates the actual report based on given data."""
 321         def __init__(self):
 322                 pass
 323
 324         def create(self, data, path):
 325                 self.data = data
 326                 self.path = path
 327
 328 def html_linkify(text):
 329         return text.lower().replace(' ', '_')
 330
 331 def html_header(level, text):
 332         name = html_linkify(text)
 333         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 334
 335 class HTMLReportCreator(ReportCreator):
 336         def create(self, data, path):
 337                 ReportCreator.create(self, data, path)
 338
 339                 # TODO copy the CSS if it does not exist
 340                 if not os.path.exists(path + '/gitstats.css'):
 341                         #shutil.copyfile('')
 342                         pass
 343
 344                 f = open(path + "/index.html", 'w')
 345                 format = '%Y-%m-%d %H:%m:%S'
 346                 self.printHeader(f)
 347
 348                 f.write('<h1>GitStats</h1>')
 349
 350                 self.printNav(f)
 351
 352                 f.write('<dl>');
 353                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()));
 354                 f.write('<dt>Report Period</dt><dd>%s to %s</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format)))
 355                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 356                 f.write('<dt>Total Lines of Code</dt><dd>%s</dd>' % data.getTotalLOC())
 357                 f.write('<dt>Total Commits</dt><dd>%s</dd>' % data.getTotalCommits())
 358                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 359                 f.write('</dl>');
 360
 361                 f.write('</body>\n</html>');
 362                 f.close()
 363
 364                 ###
 365                 # Activity
 366                 f = open(path + '/activity.html', 'w')
 367                 self.printHeader(f)
 368                 f.write('<h1>Activity</h1>')
 369                 self.printNav(f)
 370
 371                 #f.write('<h2>Last 30 days</h2>')
 372
 373                 #f.write('<h2>Last 12 months</h2>')
 374
 375                 # Hour of Day
 376                 f.write(html_header(2, 'Hour of Day'))
 377                 hour_of_day = data.getActivityByHourOfDay()
 378                 f.write('<table><tr><th>Hour</th>')
 379                 for i in range(1, 25):
 380                         f.write('<th>%d</th>' % i)
 381                 f.write('</tr>\n<tr><th>Commits</th>')
 382                 fp = open(path + '/hour_of_day.dat', 'w')
 383                 for i in range(0, 24):
 384                         if i in hour_of_day:
 385                                 f.write('<td>%d</td>' % hour_of_day[i])
 386                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 387                         else:
 388                                 f.write('<td>0</td>')
 389                                 fp.write('%d 0\n' % i)
 390                 fp.close()
 391                 f.write('</tr>\n<tr><th>%</th>')
 392                 totalcommits = data.getTotalCommits()
 393                 for i in range(0, 24):
 394                         if i in hour_of_day:
 395                                 f.write('<td>%.2f</td>' % ((100.0 * hour_of_day[i]) / totalcommits))
 396                         else:
 397                                 f.write('<td>0.00</td>')
 398                 f.write('</tr></table>')
 399                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 400                 fg = open(path + '/hour_of_day.dat', 'w')
 401                 for i in range(0, 24):
 402                         if i in hour_of_day:
 403                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 404                         else:
 405                                 fg.write('%d 0\n' % (i + 1))
 406                 fg.close()
 407
 408                 # Day of Week
 409                 f.write(html_header(2, 'Day of Week'))
 410                 day_of_week = data.getActivityByDayOfWeek()
 411                 f.write('<div class="vtable"><table>')
 412                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 413                 fp = open(path + '/day_of_week.dat', 'w')
 414                 for d in range(0, 7):
 415                         commits = 0
 416                         if d in day_of_week:
 417                                 commits = day_of_week[d]
 418                         fp.write('%d %d\n' % (d + 1, commits))
 419                         f.write('<tr>')
 420                         f.write('<th>%d</th>' % (d + 1))
 421                         if d in day_of_week:
 422                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 423                         else:
 424                                 f.write('<td>0</td>')
 425                         f.write('</tr>')
 426                 f.write('</table></div>')
 427                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 428                 fp.close()
 429
 430                 # Hour of Week
 431                 f.write(html_header(2, 'Hour of Week'))
 432                 f.write('<table>')
 433
 434                 f.write('<tr><th>Weekday</th>')
 435                 for hour in range(0, 24):
 436                         f.write('<th>%d</th>' % (hour + 1))
 437                 f.write('</tr>')
 438
 439                 for weekday in range(0, 7):
 440                         f.write('<tr><th>%d</th>' % (weekday + 1))
 441                         for hour in range(0, 24):
 442                                 try:
 443                                         commits = data.activity_by_hour_of_week[weekday][hour]
 444                                 except KeyError:
 445                                         commits = 0
 446                                 if commits != 0:
 447                                         f.write('<td>%d</td>' % commits)
 448                                 else:
 449                                         f.write('<td></td>')
 450                         f.write('</tr>')
 451
 452                 f.write('</table>')
 453
 454                 # Month of Year
 455                 f.write(html_header(2, 'Month of Year'))
 456                 f.write('<div class="vtable"><table>')
 457                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 458                 fp = open (path + '/month_of_year.dat', 'w')
 459                 for mm in range(1, 13):
 460                         commits = 0
 461                         if mm in data.activity_by_month_of_year:
 462                                 commits = data.activity_by_month_of_year[mm]
 463                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 464                         fp.write('%d %d\n' % (mm, commits))
 465                 fp.close()
 466                 f.write('</table></div>')
 467                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 468
 469                 # Commits by year/month
 470                 f.write(html_header(2, 'Commits by year/month'))
 471                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 472                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 473                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 474                 f.write('</table></div>')
 475                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 476                 fg = open(path + '/commits_by_year_month.dat', 'w')
 477                 for yymm in sorted(data.commits_by_month.keys()):
 478                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 479                 fg.close()
 480
 481                 # Commits by year
 482                 f.write(html_header(2, 'Commits by Year'))
 483                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 484                 for yy in reversed(sorted(data.commits_by_year.keys())):
 485                         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()))
 486                 f.write('</table></div>')
 487                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 488                 fg = open(path + '/commits_by_year.dat', 'w')
 489                 for yy in sorted(data.commits_by_year.keys()):
 490                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 491                 fg.close()
 492
 493                 f.write('</body></html>')
 494                 f.close()
 495
 496                 ###
 497                 # Authors
 498                 f = open(path + '/authors.html', 'w')
 499                 self.printHeader(f)
 500
 501                 f.write('<h1>Authors</h1>')
 502                 self.printNav(f)
 503
 504                 # Authors :: List of authors
 505                 f.write(html_header(2, 'List of Authors'))
 506
 507                 f.write('<table class="authors">')
 508                 f.write('<tr><th>Author</th><th>Commits (%)</th><th>First commit</th><th>Last commit</th><th>Age</th></tr>')
 509                 for author in sorted(data.getAuthors()):
 510                         info = data.getAuthorInfo(author)
 511                         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']))
 512                 f.write('</table>')
 513
 514                 # Authors :: Author of Month
 515                 f.write(html_header(2, 'Author of Month'))
 516                 f.write('<table>')
 517                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th></tr>')
 518                 for yymm in reversed(sorted(data.author_of_month.keys())):
 519                         authordict = data.author_of_month[yymm]
 520                         authors = getkeyssortedbyvalues(authordict)
 521                         authors.reverse()
 522                         commits = data.author_of_month[yymm][authors[0]]
 523                         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]))
 524
 525                 f.write('</table>')
 526
 527                 f.write(html_header(2, 'Author of Year'))
 528                 f.write('<table><tr><th>Year</th><th>Author</th><th>Commits (%)</th></tr>')
 529                 for yy in reversed(sorted(data.author_of_year.keys())):
 530                         authordict = data.author_of_year[yy]
 531                         authors = getkeyssortedbyvalues(authordict)
 532                         authors.reverse()
 533                         commits = data.author_of_year[yy][authors[0]]
 534                         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]))
 535                 f.write('</table>')
 536
 537                 f.write('</body></html>')
 538                 f.close()
 539
 540                 ###
 541                 # Files
 542                 f = open(path + '/files.html', 'w')
 543                 self.printHeader(f)
 544                 f.write('<h1>Files</h1>')
 545                 self.printNav(f)
 546
 547                 f.write('<dl>\n')
 548                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 549                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 550                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 551                 f.write('</dl>\n')
 552
 553                 # Files :: File count by date
 554                 f.write(html_header(2, 'File count by date'))
 555
 556                 fg = open(path + '/files_by_date.dat', 'w')
 557                 for stamp in sorted(data.files_by_stamp.keys()):
 558                         fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 559                 fg.close()
 560
 561                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 562
 563                 #f.write('<h2>Average file size by date</h2>')
 564
 565                 # Files :: Extensions
 566                 f.write(html_header(2, 'Extensions'))
 567                 f.write('<table><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 568                 for ext in sorted(data.extensions.keys()):
 569                         files = data.extensions[ext]['files']
 570                         lines = data.extensions[ext]['lines']
 571                         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))
 572                 f.write('</table>')
 573
 574                 f.write('</body></html>')
 575                 f.close()
 576
 577                 ###
 578                 # Lines
 579                 f = open(path + '/lines.html', 'w')
 580                 self.printHeader(f)
 581                 f.write('<h1>Lines</h1>')
 582                 self.printNav(f)
 583
 584                 f.write('<dl>\n')
 585                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 586                 f.write('</dl>\n')
 587
 588                 f.write(html_header(2, 'Lines of Code'))
 589                 f.write('<img src="lines_of_code.png" />')
 590
 591                 fg = open(path + '/lines_of_code.dat', 'w')
 592                 for stamp in sorted(data.changes_by_date.keys()):
 593                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 594                 fg.close()
 595
 596                 f.write('</body></html>')
 597                 f.close()
 598
 599                 ###
 600                 # tags.html
 601                 f = open(path + '/tags.html', 'w')
 602                 self.printHeader(f)
 603                 f.write('<h1>Tags</h1>')
 604                 self.printNav(f)
 605
 606                 f.write('<dl>')
 607                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 608                 if len(data.tags) > 0:
 609                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (data.getTotalCommits() / len(data.tags)))
 610                 f.write('</dl>')
 611
 612                 f.write('<table>')
 613                 f.write('<tr><th>Name</th><th>Date</th></tr>')
 614                 # sort the tags by date desc
 615                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 616                 for tag in tags_sorted_by_date_desc:
 617                         f.write('<tr><td>%s</td><td>%s</td></tr>' % (tag, data.tags[tag]['date']))
 618                 f.write('</table>')
 619
 620                 f.write('</body></html>')
 621                 f.close()
 622
 623                 self.createGraphs(path)
 624         pass
 625
 626         def createGraphs(self, path):
 627                 print 'Generating graphs...'
 628
 629                 # hour of day
 630                 f = open(path + '/hour_of_day.plot', 'w')
 631                 f.write(GNUPLOT_COMMON)
 632                 f.write(
 633 """
 634 set output 'hour_of_day.png'
 635 unset key
 636 set xrange [0.5:24.5]
 637 set xtics 4
 638 set ylabel "Commits"
 639 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 640 """)
 641                 f.close()
 642
 643                 # day of week
 644                 f = open(path + '/day_of_week.plot', 'w')
 645                 f.write(GNUPLOT_COMMON)
 646                 f.write(
 647 """
 648 set output 'day_of_week.png'
 649 unset key
 650 set xrange [0.5:7.5]
 651 set xtics 1
 652 set ylabel "Commits"
 653 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 654 """)
 655                 f.close()
 656
 657                 # Month of Year
 658                 f = open(path + '/month_of_year.plot', 'w')
 659                 f.write(GNUPLOT_COMMON)
 660                 f.write(
 661 """
 662 set output 'month_of_year.png'
 663 unset key
 664 set xrange [0.5:12.5]
 665 set xtics 1
 666 set ylabel "Commits"
 667 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 668 """)
 669                 f.close()
 670
 671                 # commits_by_year_month
 672                 f = open(path + '/commits_by_year_month.plot', 'w')
 673                 f.write(GNUPLOT_COMMON)
 674                 f.write(
 675 """
 676 set output 'commits_by_year_month.png'
 677 unset key
 678 set xdata time
 679 set timefmt "%Y-%m"
 680 set format x "%Y-%m"
 681 set xtics rotate by 90 15768000
 682 set ylabel "Commits"
 683 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 684 """)
 685                 f.close()
 686
 687                 # commits_by_year
 688                 f = open(path + '/commits_by_year.plot', 'w')
 689                 f.write(GNUPLOT_COMMON)
 690                 f.write(
 691 """
 692 set output 'commits_by_year.png'
 693 unset key
 694 set xtics 1
 695 set ylabel "Commits"
 696 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
 697 """)
 698                 f.close()
 699
 700                 # Files by date
 701                 f = open(path + '/files_by_date.plot', 'w')
 702                 f.write(GNUPLOT_COMMON)
 703                 f.write(
 704 """
 705 set output 'files_by_date.png'
 706 unset key
 707 set xdata time
 708 set timefmt "%Y-%m-%d"
 709 set format x "%Y-%m-%d"
 710 set ylabel "Files"
 711 set xtics rotate by 90
 712 plot 'files_by_date.dat' using 1:2 smooth csplines
 713 """)
 714                 f.close()
 715
 716                 # Lines of Code
 717                 f = open(path + '/lines_of_code.plot', 'w')
 718                 f.write(GNUPLOT_COMMON)
 719                 f.write(
 720 """
 721 set output 'lines_of_code.png'
 722 unset key
 723 set xdata time
 724 set timefmt "%s"
 725 set format x "%Y-%m-%d"
 726 set ylabel "Lines"
 727 set xtics rotate by 90
 728 plot 'lines_of_code.dat' using 1:2 w lines
 729 """)
 730                 f.close()
 731
 732                 os.chdir(path)
 733                 files = glob.glob(path + '/*.plot')
 734                 for f in files:
 735                         print '>> gnuplot %s' % os.path.basename(f)
 736                         os.system('gnuplot %s' % f)
 737
 738         def printHeader(self, f):
 739                 f.write(
 740 """<?xml version="1.0" encoding="UTF-8"?>
 741 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 742 <html xmlns="http://www.w3.org/1999/xhtml">
 743 <head>
 744         <title>GitStats</title>
 745         <link rel="stylesheet" href="gitstats.css" type="text/css" />
 746         <meta name="generator" content="GitStats" />
 747 </head>
 748 <body>
 749 """)
 750
 751         def printNav(self, f):
 752                 f.write("""
 753 <div class="nav">
 754 <ul>
 755 <li><a href="index.html">General</a></li>
 756 <li><a href="activity.html">Activity</a></li>
 757 <li><a href="authors.html">Authors</a></li>
 758 <li><a href="files.html">Files</a></li>
 759 <li><a href="lines.html">Lines</a></li>
 760 <li><a href="tags.html">Tags</a></li>
 761 </ul>
 762 </div>
 763 """)
 764
 765
 766 usage = """
 767 Usage: gitstats [options] <gitpath> <outputpath>
 768
 769 Options:
 770 """
 771
 772 if len(sys.argv) <  3:
 773         print usage
 774         sys.exit(0)
 775
 776 gitpath = sys.argv[1]
 777 outputpath = os.path.abspath(sys.argv[2])
 778
 779 try:
 780         os.makedirs(outputpath)
 781 except OSError:
 782         pass
 783 if not os.path.isdir(outputpath):
 784         print 'FATAL: Output path is not a directory or does not exist'
 785         sys.exit(1)
 786
 787 print 'Git path: %s' % gitpath
 788 print 'Output path: %s' % outputpath
 789
 790 os.chdir(gitpath)
 791
 792 print 'Collecting data...'
 793 data = GitDataCollector()
 794 data.collect(gitpath)
 795
 796 print 'Generating report...'
 797 report = HTMLReportCreator()
 798 report.create(data, outputpath)
 799