gitstats

   1 #!/usr/bin/env python
   2 # Copyright (c) 2007-2009 Heikki Hokkanen <hoxu@users.sf.net> & others (see doc/author.txt)
   3 # GPLv2 / GPLv3
   4 import datetime
   5 import glob
   6 import os
   7 import pickle
   8 import platform
   9 import re
  10 import shutil
  11 import subprocess
  12 import sys
  13 import time
  14 import zlib
  15
  16 GNUPLOT_COMMON = 'set terminal png transparent\nset size 0.5,0.5\n'
  17 MAX_EXT_LENGTH = 10 # maximum file extension length
  18 ON_LINUX = (platform.system() == 'Linux')
  19
  20 exectime_internal = 0.0
  21 exectime_external = 0.0
  22 time_start = time.time()
  23
  24 # By default, gnuplot is searched from path, but can be overridden with the
  25 # environment variable "GNUPLOT"
  26 gnuplot_cmd = 'gnuplot'
  27 if 'GNUPLOT' in os.environ:
  28         gnuplot_cmd = os.environ['GNUPLOT']
  29
  30 def getpipeoutput(cmds, quiet = False):
  31         global exectime_external
  32         start = time.time()
  33         if not quiet and ON_LINUX and os.isatty(1):
  34                 print '>> ' + ' | '.join(cmds),
  35                 sys.stdout.flush()
  36         p0 = subprocess.Popen(cmds[0], stdout = subprocess.PIPE, shell = True)
  37         p = p0
  38         for x in cmds[1:]:
  39                 p = subprocess.Popen(x, stdin = p0.stdout, stdout = subprocess.PIPE, shell = True)
  40                 p0 = p
  41         output = p.communicate()[0]
  42         end = time.time()
  43         if not quiet:
  44                 if ON_LINUX and os.isatty(1):
  45                         print '\r',
  46                 print '[%.5f] >> %s' % (end - start, ' | '.join(cmds))
  47         exectime_external += (end - start)
  48         return output.rstrip('\n')
  49
  50 def getkeyssortedbyvalues(dict):
  51         return map(lambda el : el[1], sorted(map(lambda el : (el[1], el[0]), dict.items())))
  52
  53 # dict['author'] = { 'commits': 512 } - ...key(dict, 'commits')
  54 def getkeyssortedbyvaluekey(d, key):
  55         return map(lambda el : el[1], sorted(map(lambda el : (d[el][key], el), d.keys())))
  56
  57 VERSION = 0
  58 def getversion():
  59         global VERSION
  60         if VERSION == 0:
  61                 VERSION = getpipeoutput(["git rev-parse --short HEAD"]).split('\n')[0]
  62         return VERSION
  63
  64 class DataCollector:
  65         """Manages data collection from a revision control repository."""
  66         def __init__(self):
  67                 self.stamp_created = time.time()
  68                 self.cache = {}
  69
  70         ##
  71         # This should be the main function to extract data from the repository.
  72         def collect(self, dir):
  73                 self.dir = dir
  74                 self.projectname = os.path.basename(os.path.abspath(dir))
  75
  76         ##
  77         # Load cacheable data
  78         def loadCache(self, cachefile):
  79                 if not os.path.exists(cachefile):
  80                         return
  81                 print 'Loading cache...'
  82                 f = open(cachefile)
  83                 try:
  84                         self.cache = pickle.loads(zlib.decompress(f.read()))
  85                 except:
  86                         # temporary hack to upgrade non-compressed caches
  87                         f.seek(0)
  88                         self.cache = pickle.load(f)
  89                 f.close()
  90
  91         ##
  92         # Produce any additional statistics from the extracted data.
  93         def refine(self):
  94                 pass
  95
  96         ##
  97         # : get a dictionary of author
  98         def getAuthorInfo(self, author):
  99                 return None
 100
 101         def getActivityByDayOfWeek(self):
 102                 return {}
 103
 104         def getActivityByHourOfDay(self):
 105                 return {}
 106
 107         ##
 108         # Get a list of authors
 109         def getAuthors(self):
 110                 return []
 111
 112         def getFirstCommitDate(self):
 113                 return datetime.datetime.now()
 114
 115         def getLastCommitDate(self):
 116                 return datetime.datetime.now()
 117
 118         def getStampCreated(self):
 119                 return self.stamp_created
 120
 121         def getTags(self):
 122                 return []
 123
 124         def getTotalAuthors(self):
 125                 return -1
 126
 127         def getTotalCommits(self):
 128                 return -1
 129
 130         def getTotalFiles(self):
 131                 return -1
 132
 133         def getTotalLOC(self):
 134                 return -1
 135
 136         ##
 137         # Save cacheable data
 138         def saveCache(self, filename):
 139                 print 'Saving cache...'
 140                 f = open(cachefile, 'w')
 141                 #pickle.dump(self.cache, f)
 142                 data = zlib.compress(pickle.dumps(self.cache))
 143                 f.write(data)
 144                 f.close()
 145
 146 class GitDataCollector(DataCollector):
 147         def collect(self, dir):
 148                 DataCollector.collect(self, dir)
 149
 150                 try:
 151                         self.total_authors = int(getpipeoutput(['git log', 'git shortlog -s', 'wc -l']))
 152                 except:
 153                         self.total_authors = 0
 154                 #self.total_lines = int(getoutput('git-ls-files -z |xargs -0 cat |wc -l'))
 155
 156                 self.activity_by_hour_of_day = {} # hour -> commits
 157                 self.activity_by_day_of_week = {} # day -> commits
 158                 self.activity_by_month_of_year = {} # month [1-12] -> commits
 159                 self.activity_by_hour_of_week = {} # weekday -> hour -> commits
 160                 self.activity_by_hour_of_day_busiest = 0
 161                 self.activity_by_hour_of_week_busiest = 0
 162                 self.activity_by_year_week = {} # yy_wNN -> commits
 163                 self.activity_by_year_week_peak = 0
 164
 165                 self.authors = {} # name -> {commits, first_commit_stamp, last_commit_stamp, last_active_day, active_days}
 166
 167                 # author of the month
 168                 self.author_of_month = {} # month -> author -> commits
 169                 self.author_of_year = {} # year -> author -> commits
 170                 self.commits_by_month = {} # month -> commits
 171                 self.commits_by_year = {} # year -> commits
 172                 self.first_commit_stamp = 0
 173                 self.last_commit_stamp = 0
 174                 self.last_active_day = None
 175                 self.active_days = 0
 176
 177                 # tags
 178                 self.tags = {}
 179                 lines = getpipeoutput(['git show-ref --tags']).split('\n')
 180                 for line in lines:
 181                         if len(line) == 0:
 182                                 continue
 183                         (hash, tag) = line.split(' ')
 184
 185                         tag = tag.replace('refs/tags/', '')
 186                         output = getpipeoutput(['git log "%s" --pretty=format:"%%at %%an" -n 1' % hash])
 187                         if len(output) > 0:
 188                                 parts = output.split(' ')
 189                                 stamp = 0
 190                                 try:
 191                                         stamp = int(parts[0])
 192                                 except ValueError:
 193                                         stamp = 0
 194                                 self.tags[tag] = { 'stamp': stamp, 'hash' : hash, 'date' : datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), 'commits': 0, 'authors': {} }
 195
 196                 # collect info on tags, starting from latest
 197                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 198                 prev = None
 199                 for tag in reversed(tags_sorted_by_date_desc):
 200                         cmd = 'git shortlog -s "%s"' % tag
 201                         if prev != None:
 202                                 cmd += ' "^%s"' % prev
 203                         output = getpipeoutput([cmd])
 204                         if len(output) == 0:
 205                                 continue
 206                         prev = tag
 207                         for line in output.split('\n'):
 208                                 parts = re.split('\s+', line, 2)
 209                                 commits = int(parts[1])
 210                                 author = parts[2]
 211                                 self.tags[tag]['commits'] += commits
 212                                 self.tags[tag]['authors'][author] = commits
 213
 214                 # Collect revision statistics
 215                 # Outputs "<stamp> <author>"
 216                 lines = getpipeoutput(['git rev-list --pretty=format:"%at %an" HEAD', 'grep -v ^commit']).split('\n')
 217                 for line in lines:
 218                         # linux-2.6 says "<unknown>" for one line O_o
 219                         parts = line.split(' ')
 220                         author = ''
 221                         try:
 222                                 stamp = int(parts[0])
 223                         except ValueError:
 224                                 stamp = 0
 225                         if len(parts) > 1:
 226                                 author = ' '.join(parts[1:])
 227                         date = datetime.datetime.fromtimestamp(float(stamp))
 228
 229                         # First and last commit stamp
 230                         if self.last_commit_stamp == 0:
 231                                 self.last_commit_stamp = stamp
 232                         self.first_commit_stamp = stamp
 233
 234                         # activity
 235                         # hour
 236                         hour = date.hour
 237                         if hour in self.activity_by_hour_of_day:
 238                                 self.activity_by_hour_of_day[hour] += 1
 239                         else:
 240                                 self.activity_by_hour_of_day[hour] = 1
 241                         # most active hour?
 242                         if self.activity_by_hour_of_day[hour] > self.activity_by_hour_of_day_busiest:
 243                                 self.activity_by_hour_of_day_busiest = self.activity_by_hour_of_day[hour]
 244
 245                         # day of week
 246                         day = date.weekday()
 247                         if day in self.activity_by_day_of_week:
 248                                 self.activity_by_day_of_week[day] += 1
 249                         else:
 250                                 self.activity_by_day_of_week[day] = 1
 251
 252                         # hour of week
 253                         if day not in self.activity_by_hour_of_week:
 254                                 self.activity_by_hour_of_week[day] = {}
 255                         if hour not in self.activity_by_hour_of_week[day]:
 256                                 self.activity_by_hour_of_week[day][hour] = 1
 257                         else:
 258                                 self.activity_by_hour_of_week[day][hour] += 1
 259                         # most active hour?
 260                         if self.activity_by_hour_of_week[day][hour] > self.activity_by_hour_of_week_busiest:
 261                                 self.activity_by_hour_of_week_busiest = self.activity_by_hour_of_week[day][hour]
 262
 263                         # month of year
 264                         month = date.month
 265                         if month in self.activity_by_month_of_year:
 266                                 self.activity_by_month_of_year[month] += 1
 267                         else:
 268                                 self.activity_by_month_of_year[month] = 1
 269
 270                         # yearly/weekly activity
 271                         yyw = date.strftime('%Y-%W')
 272                         if yyw not in self.activity_by_year_week:
 273                                 self.activity_by_year_week[yyw] = 1
 274                         else:
 275                                 self.activity_by_year_week[yyw] += 1
 276                         if self.activity_by_year_week_peak < self.activity_by_year_week[yyw]:
 277                                 self.activity_by_year_week_peak = self.activity_by_year_week[yyw]
 278
 279                         # author stats
 280                         if author not in self.authors:
 281                                 self.authors[author] = {}
 282                         # commits
 283                         if 'last_commit_stamp' not in self.authors[author]:
 284                                 self.authors[author]['last_commit_stamp'] = stamp
 285                         self.authors[author]['first_commit_stamp'] = stamp
 286                         if 'commits' in self.authors[author]:
 287                                 self.authors[author]['commits'] += 1
 288                         else:
 289                                 self.authors[author]['commits'] = 1
 290
 291                         # author of the month/year
 292                         yymm = date.strftime('%Y-%m')
 293                         if yymm in self.author_of_month:
 294                                 if author in self.author_of_month[yymm]:
 295                                         self.author_of_month[yymm][author] += 1
 296                                 else:
 297                                         self.author_of_month[yymm][author] = 1
 298                         else:
 299                                 self.author_of_month[yymm] = {}
 300                                 self.author_of_month[yymm][author] = 1
 301                         if yymm in self.commits_by_month:
 302                                 self.commits_by_month[yymm] += 1
 303                         else:
 304                                 self.commits_by_month[yymm] = 1
 305
 306                         yy = date.year
 307                         if yy in self.author_of_year:
 308                                 if author in self.author_of_year[yy]:
 309                                         self.author_of_year[yy][author] += 1
 310                                 else:
 311                                         self.author_of_year[yy][author] = 1
 312                         else:
 313                                 self.author_of_year[yy] = {}
 314                                 self.author_of_year[yy][author] = 1
 315                         if yy in self.commits_by_year:
 316                                 self.commits_by_year[yy] += 1
 317                         else:
 318                                 self.commits_by_year[yy] = 1
 319
 320                         # authors: active days
 321                         yymmdd = date.strftime('%Y-%m-%d')
 322                         if 'last_active_day' not in self.authors[author]:
 323                                 self.authors[author]['last_active_day'] = yymmdd
 324                                 self.authors[author]['active_days'] = 1
 325                         elif yymmdd != self.authors[author]['last_active_day']:
 326                                 self.authors[author]['last_active_day'] = yymmdd
 327                                 self.authors[author]['active_days'] += 1
 328
 329                         # project: active days
 330                         if yymmdd != self.last_active_day:
 331                                 self.last_active_day = yymmdd
 332                                 self.active_days += 1
 333
 334                 # TODO Optimize this, it's the worst bottleneck
 335                 # outputs "<stamp> <files>" for each revision
 336                 self.files_by_stamp = {} # stamp -> files
 337                 revlines = getpipeoutput(['git rev-list --pretty=format:"%at %T" HEAD', 'grep -v ^commit']).strip().split('\n')
 338                 lines = []
 339                 for revline in revlines:
 340                         time, rev = revline.split(' ')
 341                         linecount = self.getFilesInCommit(rev)
 342                         lines.append('%d %d' % (int(time), linecount))
 343
 344                 self.total_commits = len(lines)
 345                 for line in lines:
 346                         parts = line.split(' ')
 347                         if len(parts) != 2:
 348                                 continue
 349                         (stamp, files) = parts[0:2]
 350                         try:
 351                                 self.files_by_stamp[int(stamp)] = int(files)
 352                         except ValueError:
 353                                 print 'Warning: failed to parse line "%s"' % line
 354
 355                 # extensions
 356                 self.extensions = {} # extension -> files, lines
 357                 lines = getpipeoutput(['git ls-tree -r -z HEAD']).split('\000')
 358                 self.total_files = len(lines)
 359                 for line in lines:
 360                         if len(line) == 0:
 361                                 continue
 362                         parts = re.split('\s+', line, 4)
 363                         sha1 = parts[2]
 364                         filename = parts[3]
 365
 366                         if filename.find('.') == -1 or filename.rfind('.') == 0:
 367                                 ext = ''
 368                         else:
 369                                 ext = filename[(filename.rfind('.') + 1):]
 370                         if len(ext) > MAX_EXT_LENGTH:
 371                                 ext = ''
 372
 373                         if ext not in self.extensions:
 374                                 self.extensions[ext] = {'files': 0, 'lines': 0}
 375
 376                         self.extensions[ext]['files'] += 1
 377                         try:
 378                                 self.extensions[ext]['lines'] += int(getpipeoutput(['git cat-file blob %s' % sha1, 'wc -l']).split()[0])
 379                         except:
 380                                 print 'Warning: Could not count lines for file "%s"' % line
 381
 382                 # line statistics
 383                 # outputs:
 384                 #  N files changed, N insertions (+), N deletions(-)
 385                 # <stamp> <author>
 386                 self.changes_by_date = {} # stamp -> { files, ins, del }
 387                 lines = getpipeoutput(['git log --shortstat --pretty=format:"%at %an"']).split('\n')
 388                 lines.reverse()
 389                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 390                 for line in lines:
 391                         if len(line) == 0:
 392                                 continue
 393
 394                         # <stamp> <author>
 395                         if line.find('files changed,') == -1:
 396                                 pos = line.find(' ')
 397                                 if pos != -1:
 398                                         try:
 399                                                 (stamp, author) = (int(line[:pos]), line[pos+1:])
 400                                                 self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 401                                         except ValueError:
 402                                                 print 'Warning: unexpected line "%s"' % line
 403                                 else:
 404                                         print 'Warning: unexpected line "%s"' % line
 405                         else:
 406                                 numbers = re.findall('\d+', line)
 407                                 if len(numbers) == 3:
 408                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 409                                         total_lines += inserted
 410                                         total_lines -= deleted
 411                                 else:
 412                                         print 'Warning: failed to handle line "%s"' % line
 413                                         (files, inserted, deleted) = (0, 0, 0)
 414                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 415                 self.total_lines = total_lines
 416
 417         def refine(self):
 418                 # authors
 419                 # name -> {place_by_commits, commits_frac, date_first, date_last, timedelta}
 420                 authors_by_commits = getkeyssortedbyvaluekey(self.authors, 'commits')
 421                 authors_by_commits.reverse() # most first
 422                 for i, name in enumerate(authors_by_commits):
 423                         self.authors[name]['place_by_commits'] = i + 1
 424
 425                 for name in self.authors.keys():
 426                         a = self.authors[name]
 427                         a['commits_frac'] = (100 * float(a['commits'])) / self.getTotalCommits()
 428                         date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 429                         date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 430                         delta = date_last - date_first
 431                         a['date_first'] = date_first.strftime('%Y-%m-%d')
 432                         a['date_last'] = date_last.strftime('%Y-%m-%d')
 433                         a['timedelta'] = delta
 434
 435         def getActiveDays(self):
 436                 return self.active_days
 437
 438         def getActivityByDayOfWeek(self):
 439                 return self.activity_by_day_of_week
 440
 441         def getActivityByHourOfDay(self):
 442                 return self.activity_by_hour_of_day
 443
 444         def getAuthorInfo(self, author):
 445                 return self.authors[author]
 446
 447         def getAuthors(self):
 448                 return self.authors.keys()
 449
 450         def getCommitDeltaDays(self):
 451                 return (self.last_commit_stamp - self.first_commit_stamp) / 86400
 452
 453         def getFilesInCommit(self, rev):
 454                 try:
 455                         res = self.cache['files_in_tree'][rev]
 456                 except:
 457                         res = int(getpipeoutput(['git ls-tree -r --name-only "%s"' % rev, 'wc -l']).split('\n')[0])
 458                         if 'files_in_tree' not in self.cache:
 459                                 self.cache['files_in_tree'] = {}
 460                         self.cache['files_in_tree'][rev] = res
 461
 462                 return res
 463
 464         def getFirstCommitDate(self):
 465                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 466
 467         def getLastCommitDate(self):
 468                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 469
 470         def getTags(self):
 471                 lines = getpipeoutput(['git show-ref --tags', 'cut -d/ -f3'])
 472                 return lines.split('\n')
 473
 474         def getTagDate(self, tag):
 475                 return self.revToDate('tags/' + tag)
 476
 477         def getTotalAuthors(self):
 478                 return self.total_authors
 479
 480         def getTotalCommits(self):
 481                 return self.total_commits
 482
 483         def getTotalFiles(self):
 484                 return self.total_files
 485
 486         def getTotalLOC(self):
 487                 return self.total_lines
 488
 489         def revToDate(self, rev):
 490                 stamp = int(getpipeoutput(['git log --pretty=format:%%at "%s" -n 1' % rev]))
 491                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 492
 493 class ReportCreator:
 494         """Creates the actual report based on given data."""
 495         def __init__(self):
 496                 pass
 497
 498         def create(self, data, path):
 499                 self.data = data
 500                 self.path = path
 501
 502 def html_linkify(text):
 503         return text.lower().replace(' ', '_')
 504
 505 def html_header(level, text):
 506         name = html_linkify(text)
 507         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 508
 509 class HTMLReportCreator(ReportCreator):
 510         def create(self, data, path):
 511                 ReportCreator.create(self, data, path)
 512                 self.title = data.projectname
 513
 514                 # copy static files. Looks in the binary directory, ../share/gitstats and /usr/share/gitstats
 515                 binarypath = os.path.dirname(os.path.abspath(__file__))
 516                 secondarypath = os.path.join(binarypath, '..', 'share', 'gitstats')
 517                 basedirs = [binarypath, secondarypath, '/usr/share/gitstats']
 518                 for file in ('gitstats.css', 'sortable.js', 'arrow-up.gif', 'arrow-down.gif', 'arrow-none.gif'):
 519                         for base in basedirs:
 520                                 src = base + '/' + file
 521                                 if os.path.exists(src):
 522                                         shutil.copyfile(src, path + '/' + file)
 523                                         break
 524                         else:
 525                                 print 'Warning: "%s" not found, so not copied (searched: %s)' % (file, basedirs)
 526
 527                 f = open(path + "/index.html", 'w')
 528                 format = '%Y-%m-%d %H:%M:%S'
 529                 self.printHeader(f)
 530
 531                 f.write('<h1>GitStats - %s</h1>' % data.projectname)
 532
 533                 self.printNav(f)
 534
 535                 f.write('<dl>')
 536                 f.write('<dt>Project name</dt><dd>%s</dd>' % (data.projectname))
 537                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()))
 538                 f.write('<dt>Generator</dt><dd><a href="http://gitstats.sourceforge.net/">GitStats</a> (version %s)</dd>' % getversion())
 539                 f.write('<dt>Report Period</dt><dd>%s to %s (%d days, %d active days)</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format), data.getCommitDeltaDays(), data.getActiveDays()))
 540                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 541                 f.write('<dt>Total Lines of Code</dt><dd>%s</dd>' % data.getTotalLOC())
 542                 f.write('<dt>Total Commits</dt><dd>%s</dd>' % data.getTotalCommits())
 543                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 544                 f.write('</dl>')
 545
 546                 f.write('</body>\n</html>')
 547                 f.close()
 548
 549                 ###
 550                 # Activity
 551                 f = open(path + '/activity.html', 'w')
 552                 self.printHeader(f)
 553                 f.write('<h1>Activity</h1>')
 554                 self.printNav(f)
 555
 556                 #f.write('<h2>Last 30 days</h2>')
 557
 558                 #f.write('<h2>Last 12 months</h2>')
 559
 560                 # Weekly activity
 561                 WEEKS = 32
 562                 f.write(html_header(2, 'Weekly activity'))
 563                 f.write('<p>Last %d weeks</p>' % WEEKS)
 564
 565                 # generate weeks to show (previous N weeks from now)
 566                 now = datetime.datetime.now()
 567                 deltaweek = datetime.timedelta(7)
 568                 weeks = []
 569                 stampcur = now
 570                 for i in range(0, WEEKS):
 571                         weeks.insert(0, stampcur.strftime('%Y-%W'))
 572                         stampcur -= deltaweek
 573
 574                 # top row: commits & bar
 575                 f.write('<table class="noborders"><tr>')
 576                 for i in range(0, WEEKS):
 577                         commits = 0
 578                         if weeks[i] in data.activity_by_year_week:
 579                                 commits = data.activity_by_year_week[weeks[i]]
 580
 581                         percentage = 0
 582                         if weeks[i] in data.activity_by_year_week:
 583                                 percentage = float(data.activity_by_year_week[weeks[i]]) / data.activity_by_year_week_peak
 584                         height = max(1, int(200 * percentage))
 585                         f.write('<td style="text-align: center; vertical-align: bottom">%d<div style="display: block; background-color: red; width: 20px; height: %dpx"></div></td>' % (commits, height))
 586
 587                 # bottom row: year/week
 588                 f.write('</tr><tr>')
 589                 for i in range(0, WEEKS):
 590                         f.write('<td>%s</td>' % (WEEKS - i))
 591                 f.write('</tr></table>')
 592
 593                 # Hour of Day
 594                 f.write(html_header(2, 'Hour of Day'))
 595                 hour_of_day = data.getActivityByHourOfDay()
 596                 f.write('<table><tr><th>Hour</th>')
 597                 for i in range(0, 24):
 598                         f.write('<th>%d</th>' % i)
 599                 f.write('</tr>\n<tr><th>Commits</th>')
 600                 fp = open(path + '/hour_of_day.dat', 'w')
 601                 for i in range(0, 24):
 602                         if i in hour_of_day:
 603                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 604                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%d</td>' % (r, hour_of_day[i]))
 605                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 606                         else:
 607                                 f.write('<td>0</td>')
 608                                 fp.write('%d 0\n' % i)
 609                 fp.close()
 610                 f.write('</tr>\n<tr><th>%</th>')
 611                 totalcommits = data.getTotalCommits()
 612                 for i in range(0, 24):
 613                         if i in hour_of_day:
 614                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 615                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%.2f</td>' % (r, (100.0 * hour_of_day[i]) / totalcommits))
 616                         else:
 617                                 f.write('<td>0.00</td>')
 618                 f.write('</tr></table>')
 619                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 620                 fg = open(path + '/hour_of_day.dat', 'w')
 621                 for i in range(0, 24):
 622                         if i in hour_of_day:
 623                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 624                         else:
 625                                 fg.write('%d 0\n' % (i + 1))
 626                 fg.close()
 627
 628                 # Day of Week
 629                 f.write(html_header(2, 'Day of Week'))
 630                 day_of_week = data.getActivityByDayOfWeek()
 631                 f.write('<div class="vtable"><table>')
 632                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 633                 fp = open(path + '/day_of_week.dat', 'w')
 634                 for d in range(0, 7):
 635                         commits = 0
 636                         if d in day_of_week:
 637                                 commits = day_of_week[d]
 638                         fp.write('%d %d\n' % (d + 1, commits))
 639                         f.write('<tr>')
 640                         f.write('<th>%d</th>' % (d + 1))
 641                         if d in day_of_week:
 642                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 643                         else:
 644                                 f.write('<td>0</td>')
 645                         f.write('</tr>')
 646                 f.write('</table></div>')
 647                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 648                 fp.close()
 649
 650                 # Hour of Week
 651                 f.write(html_header(2, 'Hour of Week'))
 652                 f.write('<table>')
 653
 654                 f.write('<tr><th>Weekday</th>')
 655                 for hour in range(0, 24):
 656                         f.write('<th>%d</th>' % (hour))
 657                 f.write('</tr>')
 658
 659                 for weekday in range(0, 7):
 660                         f.write('<tr><th>%d</th>' % (weekday + 1))
 661                         for hour in range(0, 24):
 662                                 try:
 663                                         commits = data.activity_by_hour_of_week[weekday][hour]
 664                                 except KeyError:
 665                                         commits = 0
 666                                 if commits != 0:
 667                                         f.write('<td')
 668                                         r = 127 + int((float(commits) / data.activity_by_hour_of_week_busiest) * 128)
 669                                         f.write(' style="background-color: rgb(%d, 0, 0)"' % r)
 670                                         f.write('>%d</td>' % commits)
 671                                 else:
 672                                         f.write('<td></td>')
 673                         f.write('</tr>')
 674
 675                 f.write('</table>')
 676
 677                 # Month of Year
 678                 f.write(html_header(2, 'Month of Year'))
 679                 f.write('<div class="vtable"><table>')
 680                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 681                 fp = open (path + '/month_of_year.dat', 'w')
 682                 for mm in range(1, 13):
 683                         commits = 0
 684                         if mm in data.activity_by_month_of_year:
 685                                 commits = data.activity_by_month_of_year[mm]
 686                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 687                         fp.write('%d %d\n' % (mm, commits))
 688                 fp.close()
 689                 f.write('</table></div>')
 690                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 691
 692                 # Commits by year/month
 693                 f.write(html_header(2, 'Commits by year/month'))
 694                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 695                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 696                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 697                 f.write('</table></div>')
 698                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 699                 fg = open(path + '/commits_by_year_month.dat', 'w')
 700                 for yymm in sorted(data.commits_by_month.keys()):
 701                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 702                 fg.close()
 703
 704                 # Commits by year
 705                 f.write(html_header(2, 'Commits by Year'))
 706                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 707                 for yy in reversed(sorted(data.commits_by_year.keys())):
 708                         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()))
 709                 f.write('</table></div>')
 710                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 711                 fg = open(path + '/commits_by_year.dat', 'w')
 712                 for yy in sorted(data.commits_by_year.keys()):
 713                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 714                 fg.close()
 715
 716                 f.write('</body></html>')
 717                 f.close()
 718
 719                 ###
 720                 # Authors
 721                 f = open(path + '/authors.html', 'w')
 722                 self.printHeader(f)
 723
 724                 f.write('<h1>Authors</h1>')
 725                 self.printNav(f)
 726
 727                 # Authors :: List of authors
 728                 f.write(html_header(2, 'List of Authors'))
 729
 730                 f.write('<table class="authors sortable" id="authors">')
 731                 f.write('<tr><th>Author</th><th>Commits (%)</th><th>First commit</th><th>Last commit</th><th class="unsortable">Age</th><th>Active days</th><th># by commits</th></tr>')
 732                 for author in sorted(data.getAuthors()):
 733                         info = data.getAuthorInfo(author)
 734                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%s</td><td>%s</td><td>%s</td><td>%d</td><td>%d</td></tr>' % (author, info['commits'], info['commits_frac'], info['date_first'], info['date_last'], info['timedelta'], info['active_days'], info['place_by_commits']))
 735                 f.write('</table>')
 736
 737                 # Authors :: Author of Month
 738                 f.write(html_header(2, 'Author of Month'))
 739                 f.write('<table class="sortable" id="aom">')
 740                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 741                 for yymm in reversed(sorted(data.author_of_month.keys())):
 742                         authordict = data.author_of_month[yymm]
 743                         authors = getkeyssortedbyvalues(authordict)
 744                         authors.reverse()
 745                         commits = data.author_of_month[yymm][authors[0]]
 746                         next = ', '.join(authors[1:5])
 747                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yymm, authors[0], commits, (100.0 * commits) / data.commits_by_month[yymm], data.commits_by_month[yymm], next))
 748
 749                 f.write('</table>')
 750
 751                 f.write(html_header(2, 'Author of Year'))
 752                 f.write('<table class="sortable" id="aoy"><tr><th>Year</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 753                 for yy in reversed(sorted(data.author_of_year.keys())):
 754                         authordict = data.author_of_year[yy]
 755                         authors = getkeyssortedbyvalues(authordict)
 756                         authors.reverse()
 757                         commits = data.author_of_year[yy][authors[0]]
 758                         next = ', '.join(authors[1:5])
 759                         f.write('<tr><td>%s</td><td>%s</td><td>%d (%.2f%% of %d)</td><td>%s</td></tr>' % (yy, authors[0], commits, (100.0 * commits) / data.commits_by_year[yy], data.commits_by_year[yy], next))
 760                 f.write('</table>')
 761
 762                 f.write('</body></html>')
 763                 f.close()
 764
 765                 ###
 766                 # Files
 767                 f = open(path + '/files.html', 'w')
 768                 self.printHeader(f)
 769                 f.write('<h1>Files</h1>')
 770                 self.printNav(f)
 771
 772                 f.write('<dl>\n')
 773                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 774                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 775                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 776                 f.write('</dl>\n')
 777
 778                 # Files :: File count by date
 779                 f.write(html_header(2, 'File count by date'))
 780
 781                 fg = open(path + '/files_by_date.dat', 'w')
 782                 for stamp in sorted(data.files_by_stamp.keys()):
 783                         fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 784                 fg.close()
 785
 786                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 787
 788                 #f.write('<h2>Average file size by date</h2>')
 789
 790                 # Files :: Extensions
 791                 f.write(html_header(2, 'Extensions'))
 792                 f.write('<table class="sortable" id="ext"><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 793                 for ext in sorted(data.extensions.keys()):
 794                         files = data.extensions[ext]['files']
 795                         lines = data.extensions[ext]['lines']
 796                         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))
 797                 f.write('</table>')
 798
 799                 f.write('</body></html>')
 800                 f.close()
 801
 802                 ###
 803                 # Lines
 804                 f = open(path + '/lines.html', 'w')
 805                 self.printHeader(f)
 806                 f.write('<h1>Lines</h1>')
 807                 self.printNav(f)
 808
 809                 f.write('<dl>\n')
 810                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 811                 f.write('</dl>\n')
 812
 813                 f.write(html_header(2, 'Lines of Code'))
 814                 f.write('<img src="lines_of_code.png" />')
 815
 816                 fg = open(path + '/lines_of_code.dat', 'w')
 817                 for stamp in sorted(data.changes_by_date.keys()):
 818                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 819                 fg.close()
 820
 821                 f.write('</body></html>')
 822                 f.close()
 823
 824                 ###
 825                 # tags.html
 826                 f = open(path + '/tags.html', 'w')
 827                 self.printHeader(f)
 828                 f.write('<h1>Tags</h1>')
 829                 self.printNav(f)
 830
 831                 f.write('<dl>')
 832                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 833                 if len(data.tags) > 0:
 834                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (1.0 * data.getTotalCommits() / len(data.tags)))
 835                 f.write('</dl>')
 836
 837                 f.write('<table>')
 838                 f.write('<tr><th>Name</th><th>Date</th><th>Commits</th><th>Authors</th></tr>')
 839                 # sort the tags by date desc
 840                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 841                 for tag in tags_sorted_by_date_desc:
 842                         authorinfo = []
 843                         authors_by_commits = getkeyssortedbyvalues(data.tags[tag]['authors'])
 844                         for i in reversed(authors_by_commits):
 845                                 authorinfo.append('%s (%d)' % (i, data.tags[tag]['authors'][i]))
 846                         f.write('<tr><td>%s</td><td>%s</td><td>%d</td><td>%s</td></tr>' % (tag, data.tags[tag]['date'], data.tags[tag]['commits'], ', '.join(authorinfo)))
 847                 f.write('</table>')
 848
 849                 f.write('</body></html>')
 850                 f.close()
 851
 852                 self.createGraphs(path)
 853
 854         def createGraphs(self, path):
 855                 print 'Generating graphs...'
 856
 857                 # hour of day
 858                 f = open(path + '/hour_of_day.plot', 'w')
 859                 f.write(GNUPLOT_COMMON)
 860                 f.write(
 861 """
 862 set output 'hour_of_day.png'
 863 unset key
 864 set xrange [0.5:24.5]
 865 set xtics 4
 866 set ylabel "Commits"
 867 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 868 """)
 869                 f.close()
 870
 871                 # day of week
 872                 f = open(path + '/day_of_week.plot', 'w')
 873                 f.write(GNUPLOT_COMMON)
 874                 f.write(
 875 """
 876 set output 'day_of_week.png'
 877 unset key
 878 set xrange [0.5:7.5]
 879 set xtics 1
 880 set ylabel "Commits"
 881 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 882 """)
 883                 f.close()
 884
 885                 # Month of Year
 886                 f = open(path + '/month_of_year.plot', 'w')
 887                 f.write(GNUPLOT_COMMON)
 888                 f.write(
 889 """
 890 set output 'month_of_year.png'
 891 unset key
 892 set xrange [0.5:12.5]
 893 set xtics 1
 894 set ylabel "Commits"
 895 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 896 """)
 897                 f.close()
 898
 899                 # commits_by_year_month
 900                 f = open(path + '/commits_by_year_month.plot', 'w')
 901                 f.write(GNUPLOT_COMMON)
 902                 f.write(
 903 """
 904 set output 'commits_by_year_month.png'
 905 unset key
 906 set xdata time
 907 set timefmt "%Y-%m"
 908 set format x "%Y-%m"
 909 set xtics rotate by 90 15768000
 910 set bmargin 5
 911 set ylabel "Commits"
 912 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 913 """)
 914                 f.close()
 915
 916                 # commits_by_year
 917                 f = open(path + '/commits_by_year.plot', 'w')
 918                 f.write(GNUPLOT_COMMON)
 919                 f.write(
 920 """
 921 set output 'commits_by_year.png'
 922 unset key
 923 set xtics 1
 924 set ylabel "Commits"
 925 set yrange [0:]
 926 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
 927 """)
 928                 f.close()
 929
 930                 # Files by date
 931                 f = open(path + '/files_by_date.plot', 'w')
 932                 f.write(GNUPLOT_COMMON)
 933                 f.write(
 934 """
 935 set output 'files_by_date.png'
 936 unset key
 937 set xdata time
 938 set timefmt "%Y-%m-%d"
 939 set format x "%Y-%m-%d"
 940 set ylabel "Files"
 941 set xtics rotate by 90
 942 set ytics 1
 943 set bmargin 6
 944 plot 'files_by_date.dat' using 1:2 w steps
 945 """)
 946                 f.close()
 947
 948                 # Lines of Code
 949                 f = open(path + '/lines_of_code.plot', 'w')
 950                 f.write(GNUPLOT_COMMON)
 951                 f.write(
 952 """
 953 set output 'lines_of_code.png'
 954 unset key
 955 set xdata time
 956 set timefmt "%s"
 957 set format x "%Y-%m-%d"
 958 set ylabel "Lines"
 959 set xtics rotate by 90
 960 set bmargin 6
 961 plot 'lines_of_code.dat' using 1:2 w lines
 962 """)
 963                 f.close()
 964
 965                 os.chdir(path)
 966                 files = glob.glob(path + '/*.plot')
 967                 for f in files:
 968                         out = getpipeoutput([gnuplot_cmd + ' "%s"' % f])
 969                         if len(out) > 0:
 970                                 print out
 971
 972         def printHeader(self, f, title = ''):
 973                 f.write(
 974 """<?xml version="1.0" encoding="UTF-8"?>
 975 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 976 <html xmlns="http://www.w3.org/1999/xhtml">
 977 <head>
 978         <title>GitStats - %s</title>
 979         <link rel="stylesheet" href="gitstats.css" type="text/css" />
 980         <meta name="generator" content="GitStats %s" />
 981         <script type="text/javascript" src="sortable.js"></script>
 982 </head>
 983 <body>
 984 """ % (self.title, getversion()))
 985
 986         def printNav(self, f):
 987                 f.write("""
 988 <div class="nav">
 989 <ul>
 990 <li><a href="index.html">General</a></li>
 991 <li><a href="activity.html">Activity</a></li>
 992 <li><a href="authors.html">Authors</a></li>
 993 <li><a href="files.html">Files</a></li>
 994 <li><a href="lines.html">Lines</a></li>
 995 <li><a href="tags.html">Tags</a></li>
 996 </ul>
 997 </div>
 998 """)
 999
1000
1001 usage = """
1002 Usage: gitstats [options] <gitpath> <outputpath>
1003
1004 Options:
1005 """
1006
1007 if len(sys.argv) <  3:
1008         print usage
1009         sys.exit(0)
1010
1011 gitpath = sys.argv[1]
1012 outputpath = os.path.abspath(sys.argv[2])
1013 rundir = os.getcwd()
1014
1015 try:
1016         os.makedirs(outputpath)
1017 except OSError:
1018         pass
1019 if not os.path.isdir(outputpath):
1020         print 'FATAL: Output path is not a directory or does not exist'
1021         sys.exit(1)
1022
1023 print 'Git path: %s' % gitpath
1024 print 'Output path: %s' % outputpath
1025
1026 os.chdir(gitpath)
1027
1028 cachefile = os.path.join(outputpath, 'gitstats.cache')
1029
1030 print 'Collecting data...'
1031 data = GitDataCollector()
1032 data.loadCache(cachefile)
1033 data.collect(gitpath)
1034 print 'Refining data...'
1035 data.saveCache(cachefile)
1036 data.refine()
1037
1038 os.chdir(rundir)
1039
1040 print 'Generating report...'
1041 report = HTMLReportCreator()
1042 report.create(data, outputpath)
1043
1044 time_end = time.time()
1045 exectime_internal = time_end - time_start
1046 print 'Execution time %.5f secs, %.5f secs (%.2f %%) in external commands)' % (exectime_internal, exectime_external, (100.0 * exectime_external) / exectime_internal)