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, lines_added, lines_removed}
 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 = set()
 176
 177                 # lines
 178                 self.total_lines = 0
 179                 self.total_lines_added = 0
 180                 self.total_lines_removed = 0
 181
 182                 # timezone
 183                 self.commits_by_timezone = {} # timezone -> commits
 184
 185                 # tags
 186                 self.tags = {}
 187                 lines = getpipeoutput(['git show-ref --tags']).split('\n')
 188                 for line in lines:
 189                         if len(line) == 0:
 190                                 continue
 191                         (hash, tag) = line.split(' ')
 192
 193                         tag = tag.replace('refs/tags/', '')
 194                         output = getpipeoutput(['git log "%s" --pretty=format:"%%at %%an" -n 1' % hash])
 195                         if len(output) > 0:
 196                                 parts = output.split(' ')
 197                                 stamp = 0
 198                                 try:
 199                                         stamp = int(parts[0])
 200                                 except ValueError:
 201                                         stamp = 0
 202                                 self.tags[tag] = { 'stamp': stamp, 'hash' : hash, 'date' : datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), 'commits': 0, 'authors': {} }
 203
 204                 # collect info on tags, starting from latest
 205                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 206                 prev = None
 207                 for tag in reversed(tags_sorted_by_date_desc):
 208                         cmd = 'git shortlog -s "%s"' % tag
 209                         if prev != None:
 210                                 cmd += ' "^%s"' % prev
 211                         output = getpipeoutput([cmd])
 212                         if len(output) == 0:
 213                                 continue
 214                         prev = tag
 215                         for line in output.split('\n'):
 216                                 parts = re.split('\s+', line, 2)
 217                                 commits = int(parts[1])
 218                                 author = parts[2]
 219                                 self.tags[tag]['commits'] += commits
 220                                 self.tags[tag]['authors'][author] = commits
 221
 222                 # Collect revision statistics
 223                 # Outputs "<stamp> <author>"
 224                 lines = getpipeoutput(['git rev-list --pretty=format:"%at %ai %an" HEAD', 'grep -v ^commit']).split('\n')
 225                 for line in lines:
 226                         # linux-2.6 says "<unknown>" for one line O_o
 227                         parts = line.split(' ')
 228                         author = ''
 229                         try:
 230                                 stamp = int(parts[0])
 231                         except ValueError:
 232                                 stamp = 0
 233                         timezone = parts[3]
 234                         if len(parts) > 4:
 235                                 author = ' '.join(parts[4:])
 236                         date = datetime.datetime.fromtimestamp(float(stamp))
 237
 238                         # First and last commit stamp
 239                         if self.last_commit_stamp == 0:
 240                                 self.last_commit_stamp = stamp
 241                         self.first_commit_stamp = stamp
 242
 243                         # activity
 244                         # hour
 245                         hour = date.hour
 246                         self.activity_by_hour_of_day[hour] = self.activity_by_hour_of_day.get(hour, 0) + 1
 247                         # most active hour?
 248                         if self.activity_by_hour_of_day[hour] > self.activity_by_hour_of_day_busiest:
 249                                 self.activity_by_hour_of_day_busiest = self.activity_by_hour_of_day[hour]
 250
 251                         # day of week
 252                         day = date.weekday()
 253                         self.activity_by_day_of_week[day] = self.activity_by_day_of_week.get(day, 0) + 1
 254
 255                         # hour of week
 256                         if day not in self.activity_by_hour_of_week:
 257                                 self.activity_by_hour_of_week[day] = {}
 258                         self.activity_by_hour_of_week[day][hour] = self.activity_by_hour_of_week[day].get(hour, 0) + 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                         self.activity_by_month_of_year[month] = self.activity_by_month_of_year.get(month, 0) + 1
 266
 267                         # yearly/weekly activity
 268                         yyw = date.strftime('%Y-%W')
 269                         self.activity_by_year_week[yyw] = self.activity_by_year_week.get(yyw, 0) + 1
 270                         if self.activity_by_year_week_peak < self.activity_by_year_week[yyw]:
 271                                 self.activity_by_year_week_peak = self.activity_by_year_week[yyw]
 272
 273                         # author stats
 274                         if author not in self.authors:
 275                                 self.authors[author] = {}
 276                         # commits
 277                         if 'last_commit_stamp' not in self.authors[author]:
 278                                 self.authors[author]['last_commit_stamp'] = stamp
 279                         self.authors[author]['first_commit_stamp'] = stamp
 280                         self.authors[author]['commits'] = self.authors[author].get('commits', 0) + 1
 281
 282                         # author of the month/year
 283                         yymm = date.strftime('%Y-%m')
 284                         if yymm in self.author_of_month:
 285                                 self.author_of_month[yymm][author] = self.author_of_month[yymm].get(author, 0) + 1
 286                         else:
 287                                 self.author_of_month[yymm] = {}
 288                                 self.author_of_month[yymm][author] = 1
 289                         self.commits_by_month[yymm] = self.commits_by_month.get(yymm, 0) + 1
 290
 291                         yy = date.year
 292                         if yy in self.author_of_year:
 293                                 self.author_of_year[yy][author] = self.author_of_year[yy].get(author, 0) + 1
 294                         else:
 295                                 self.author_of_year[yy] = {}
 296                                 self.author_of_year[yy][author] = 1
 297                         self.commits_by_year[yy] = self.commits_by_year.get(yy, 0) + 1
 298
 299                         # authors: active days
 300                         yymmdd = date.strftime('%Y-%m-%d')
 301                         if 'last_active_day' not in self.authors[author]:
 302                                 self.authors[author]['last_active_day'] = yymmdd
 303                                 self.authors[author]['active_days'] = 1
 304                         elif yymmdd != self.authors[author]['last_active_day']:
 305                                 self.authors[author]['last_active_day'] = yymmdd
 306                                 self.authors[author]['active_days'] += 1
 307
 308                         # project: active days
 309                         if yymmdd != self.last_active_day:
 310                                 self.last_active_day = yymmdd
 311                                 self.active_days.add(yymmdd)
 312
 313                         # timezone
 314                         self.commits_by_timezone[timezone] = self.commits_by_timezone.get(timezone, 0) + 1
 315
 316                 # TODO Optimize this, it's the worst bottleneck
 317                 # outputs "<stamp> <files>" for each revision
 318                 self.files_by_stamp = {} # stamp -> files
 319                 revlines = getpipeoutput(['git rev-list --pretty=format:"%at %T" HEAD', 'grep -v ^commit']).strip().split('\n')
 320                 lines = []
 321                 for revline in revlines:
 322                         time, rev = revline.split(' ')
 323                         linecount = self.getFilesInCommit(rev)
 324                         lines.append('%d %d' % (int(time), linecount))
 325
 326                 self.total_commits = len(lines)
 327                 for line in lines:
 328                         parts = line.split(' ')
 329                         if len(parts) != 2:
 330                                 continue
 331                         (stamp, files) = parts[0:2]
 332                         try:
 333                                 self.files_by_stamp[int(stamp)] = int(files)
 334                         except ValueError:
 335                                 print 'Warning: failed to parse line "%s"' % line
 336
 337                 # extensions
 338                 self.extensions = {} # extension -> files, lines
 339                 lines = getpipeoutput(['git ls-tree -r -z HEAD']).split('\000')
 340                 self.total_files = len(lines)
 341                 for line in lines:
 342                         if len(line) == 0:
 343                                 continue
 344                         parts = re.split('\s+', line, 4)
 345                         sha1 = parts[2]
 346                         filename = parts[3]
 347
 348                         if filename.find('.') == -1 or filename.rfind('.') == 0:
 349                                 ext = ''
 350                         else:
 351                                 ext = filename[(filename.rfind('.') + 1):]
 352                         if len(ext) > MAX_EXT_LENGTH:
 353                                 ext = ''
 354
 355                         if ext not in self.extensions:
 356                                 self.extensions[ext] = {'files': 0, 'lines': 0}
 357
 358                         self.extensions[ext]['files'] += 1
 359                         try:
 360                                 self.extensions[ext]['lines'] += int(getpipeoutput(['git cat-file blob %s' % sha1, 'wc -l']).split()[0])
 361                         except:
 362                                 print 'Warning: Could not count lines for file "%s"' % line
 363
 364                 # line statistics
 365                 # outputs:
 366                 #  N files changed, N insertions (+), N deletions(-)
 367                 # <stamp> <author>
 368                 self.changes_by_date = {} # stamp -> { files, ins, del }
 369                 lines = getpipeoutput(['git log --shortstat --pretty=format:"%at %an"']).split('\n')
 370                 lines.reverse()
 371                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 372                 author = None
 373                 for line in lines:
 374                         if len(line) == 0:
 375                                 continue
 376
 377                         # <stamp> <author>
 378                         if line.find('files changed,') == -1:
 379                                 pos = line.find(' ')
 380                                 if pos != -1:
 381                                         try:
 382                                                 (stamp, author) = (int(line[:pos]), line[pos+1:])
 383                                                 self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 384                                                 if author not in self.authors:
 385                                                         self.authors[author] = { 'lines_added' : 0, 'lines_removed' : 0 }
 386                                                 self.authors[author]['lines_added'] = self.authors[author].get('lines_added', 0) + inserted
 387                                                 self.authors[author]['lines_removed'] = self.authors[author].get('lines_removed', 0) + deleted
 388                                         except ValueError:
 389                                                 print 'Warning: unexpected line "%s"' % line
 390                                 else:
 391                                         print 'Warning: unexpected line "%s"' % line
 392                         else:
 393                                 numbers = re.findall('\d+', line)
 394                                 if len(numbers) == 3:
 395                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 396                                         total_lines += inserted
 397                                         total_lines -= deleted
 398                                         self.total_lines_added += inserted
 399                                         self.total_lines_removed += deleted
 400                                 else:
 401                                         print 'Warning: failed to handle line "%s"' % line
 402                                         (files, inserted, deleted) = (0, 0, 0)
 403                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 404                 self.total_lines = total_lines
 405
 406         def refine(self):
 407                 # authors
 408                 # name -> {place_by_commits, commits_frac, date_first, date_last, timedelta}
 409                 authors_by_commits = getkeyssortedbyvaluekey(self.authors, 'commits')
 410                 authors_by_commits.reverse() # most first
 411                 for i, name in enumerate(authors_by_commits):
 412                         self.authors[name]['place_by_commits'] = i + 1
 413
 414                 for name in self.authors.keys():
 415                         a = self.authors[name]
 416                         a['commits_frac'] = (100 * float(a['commits'])) / self.getTotalCommits()
 417                         date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 418                         date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 419                         delta = date_last - date_first
 420                         a['date_first'] = date_first.strftime('%Y-%m-%d')
 421                         a['date_last'] = date_last.strftime('%Y-%m-%d')
 422                         a['timedelta'] = delta
 423
 424         def getActiveDays(self):
 425                 return self.active_days
 426
 427         def getActivityByDayOfWeek(self):
 428                 return self.activity_by_day_of_week
 429
 430         def getActivityByHourOfDay(self):
 431                 return self.activity_by_hour_of_day
 432
 433         def getAuthorInfo(self, author):
 434                 return self.authors[author]
 435
 436         def getAuthors(self):
 437                 return self.authors.keys()
 438
 439         def getCommitDeltaDays(self):
 440                 return (self.last_commit_stamp - self.first_commit_stamp) / 86400
 441
 442         def getFilesInCommit(self, rev):
 443                 try:
 444                         res = self.cache['files_in_tree'][rev]
 445                 except:
 446                         res = int(getpipeoutput(['git ls-tree -r --name-only "%s"' % rev, 'wc -l']).split('\n')[0])
 447                         if 'files_in_tree' not in self.cache:
 448                                 self.cache['files_in_tree'] = {}
 449                         self.cache['files_in_tree'][rev] = res
 450
 451                 return res
 452
 453         def getFirstCommitDate(self):
 454                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 455
 456         def getLastCommitDate(self):
 457                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 458
 459         def getTags(self):
 460                 lines = getpipeoutput(['git show-ref --tags', 'cut -d/ -f3'])
 461                 return lines.split('\n')
 462
 463         def getTagDate(self, tag):
 464                 return self.revToDate('tags/' + tag)
 465
 466         def getTotalAuthors(self):
 467                 return self.total_authors
 468
 469         def getTotalCommits(self):
 470                 return self.total_commits
 471
 472         def getTotalFiles(self):
 473                 return self.total_files
 474
 475         def getTotalLOC(self):
 476                 return self.total_lines
 477
 478         def revToDate(self, rev):
 479                 stamp = int(getpipeoutput(['git log --pretty=format:%%at "%s" -n 1' % rev]))
 480                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 481
 482 class ReportCreator:
 483         """Creates the actual report based on given data."""
 484         def __init__(self):
 485                 pass
 486
 487         def create(self, data, path):
 488                 self.data = data
 489                 self.path = path
 490
 491 def html_linkify(text):
 492         return text.lower().replace(' ', '_')
 493
 494 def html_header(level, text):
 495         name = html_linkify(text)
 496         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 497
 498 class HTMLReportCreator(ReportCreator):
 499         def create(self, data, path):
 500                 ReportCreator.create(self, data, path)
 501                 self.title = data.projectname
 502
 503                 # copy static files. Looks in the binary directory, ../share/gitstats and /usr/share/gitstats
 504                 binarypath = os.path.dirname(os.path.abspath(__file__))
 505                 secondarypath = os.path.join(binarypath, '..', 'share', 'gitstats')
 506                 basedirs = [binarypath, secondarypath, '/usr/share/gitstats']
 507                 for file in ('gitstats.css', 'sortable.js', 'arrow-up.gif', 'arrow-down.gif', 'arrow-none.gif'):
 508                         for base in basedirs:
 509                                 src = base + '/' + file
 510                                 if os.path.exists(src):
 511                                         shutil.copyfile(src, path + '/' + file)
 512                                         break
 513                         else:
 514                                 print 'Warning: "%s" not found, so not copied (searched: %s)' % (file, basedirs)
 515
 516                 f = open(path + "/index.html", 'w')
 517                 format = '%Y-%m-%d %H:%M:%S'
 518                 self.printHeader(f)
 519
 520                 f.write('<h1>GitStats - %s</h1>' % data.projectname)
 521
 522                 self.printNav(f)
 523
 524                 f.write('<dl>')
 525                 f.write('<dt>Project name</dt><dd>%s</dd>' % (data.projectname))
 526                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()))
 527                 f.write('<dt>Generator</dt><dd><a href="http://gitstats.sourceforge.net/">GitStats</a> (version %s)</dd>' % getversion())
 528                 f.write('<dt>Report Period</dt><dd>%s to %s</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format)))
 529                 f.write('<dt>Age</dt><dd>%d days, %d active days (%3.2f%%)</dd>' % (data.getCommitDeltaDays(), len(data.getActiveDays()), (100.0 * len(data.getActiveDays()) / data.getCommitDeltaDays())))
 530                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 531                 f.write('<dt>Total Lines of Code</dt><dd>%s (%d added, %d removed)</dd>' % (data.getTotalLOC(), data.total_lines_added, data.total_lines_removed))
 532                 f.write('<dt>Total Commits</dt><dd>%s (average %.1f commits per active day, %.1f per all days)</dd>' % (data.getTotalCommits(), float(data.getTotalCommits()) / len(data.getActiveDays()), float(data.getTotalCommits()) / data.getCommitDeltaDays()))
 533                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 534                 f.write('</dl>')
 535
 536                 f.write('</body>\n</html>')
 537                 f.close()
 538
 539                 ###
 540                 # Activity
 541                 f = open(path + '/activity.html', 'w')
 542                 self.printHeader(f)
 543                 f.write('<h1>Activity</h1>')
 544                 self.printNav(f)
 545
 546                 #f.write('<h2>Last 30 days</h2>')
 547
 548                 #f.write('<h2>Last 12 months</h2>')
 549
 550                 # Weekly activity
 551                 WEEKS = 32
 552                 f.write(html_header(2, 'Weekly activity'))
 553                 f.write('<p>Last %d weeks</p>' % WEEKS)
 554
 555                 # generate weeks to show (previous N weeks from now)
 556                 now = datetime.datetime.now()
 557                 deltaweek = datetime.timedelta(7)
 558                 weeks = []
 559                 stampcur = now
 560                 for i in range(0, WEEKS):
 561                         weeks.insert(0, stampcur.strftime('%Y-%W'))
 562                         stampcur -= deltaweek
 563
 564                 # top row: commits & bar
 565                 f.write('<table class="noborders"><tr>')
 566                 for i in range(0, WEEKS):
 567                         commits = 0
 568                         if weeks[i] in data.activity_by_year_week:
 569                                 commits = data.activity_by_year_week[weeks[i]]
 570
 571                         percentage = 0
 572                         if weeks[i] in data.activity_by_year_week:
 573                                 percentage = float(data.activity_by_year_week[weeks[i]]) / data.activity_by_year_week_peak
 574                         height = max(1, int(200 * percentage))
 575                         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))
 576
 577                 # bottom row: year/week
 578                 f.write('</tr><tr>')
 579                 for i in range(0, WEEKS):
 580                         f.write('<td>%s</td>' % (WEEKS - i))
 581                 f.write('</tr></table>')
 582
 583                 # Hour of Day
 584                 f.write(html_header(2, 'Hour of Day'))
 585                 hour_of_day = data.getActivityByHourOfDay()
 586                 f.write('<table><tr><th>Hour</th>')
 587                 for i in range(0, 24):
 588                         f.write('<th>%d</th>' % i)
 589                 f.write('</tr>\n<tr><th>Commits</th>')
 590                 fp = open(path + '/hour_of_day.dat', 'w')
 591                 for i in range(0, 24):
 592                         if i in hour_of_day:
 593                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 594                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%d</td>' % (r, hour_of_day[i]))
 595                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 596                         else:
 597                                 f.write('<td>0</td>')
 598                                 fp.write('%d 0\n' % i)
 599                 fp.close()
 600                 f.write('</tr>\n<tr><th>%</th>')
 601                 totalcommits = data.getTotalCommits()
 602                 for i in range(0, 24):
 603                         if i in hour_of_day:
 604                                 r = 127 + int((float(hour_of_day[i]) / data.activity_by_hour_of_day_busiest) * 128)
 605                                 f.write('<td style="background-color: rgb(%d, 0, 0)">%.2f</td>' % (r, (100.0 * hour_of_day[i]) / totalcommits))
 606                         else:
 607                                 f.write('<td>0.00</td>')
 608                 f.write('</tr></table>')
 609                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 610                 fg = open(path + '/hour_of_day.dat', 'w')
 611                 for i in range(0, 24):
 612                         if i in hour_of_day:
 613                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 614                         else:
 615                                 fg.write('%d 0\n' % (i + 1))
 616                 fg.close()
 617
 618                 # Day of Week
 619                 f.write(html_header(2, 'Day of Week'))
 620                 day_of_week = data.getActivityByDayOfWeek()
 621                 f.write('<div class="vtable"><table>')
 622                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 623                 fp = open(path + '/day_of_week.dat', 'w')
 624                 for d in range(0, 7):
 625                         commits = 0
 626                         if d in day_of_week:
 627                                 commits = day_of_week[d]
 628                         fp.write('%d %d\n' % (d + 1, commits))
 629                         f.write('<tr>')
 630                         f.write('<th>%d</th>' % (d + 1))
 631                         if d in day_of_week:
 632                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 633                         else:
 634                                 f.write('<td>0</td>')
 635                         f.write('</tr>')
 636                 f.write('</table></div>')
 637                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 638                 fp.close()
 639
 640                 # Hour of Week
 641                 f.write(html_header(2, 'Hour of Week'))
 642                 f.write('<table>')
 643
 644                 f.write('<tr><th>Weekday</th>')
 645                 for hour in range(0, 24):
 646                         f.write('<th>%d</th>' % (hour))
 647                 f.write('</tr>')
 648
 649                 for weekday in range(0, 7):
 650                         f.write('<tr><th>%d</th>' % (weekday + 1))
 651                         for hour in range(0, 24):
 652                                 try:
 653                                         commits = data.activity_by_hour_of_week[weekday][hour]
 654                                 except KeyError:
 655                                         commits = 0
 656                                 if commits != 0:
 657                                         f.write('<td')
 658                                         r = 127 + int((float(commits) / data.activity_by_hour_of_week_busiest) * 128)
 659                                         f.write(' style="background-color: rgb(%d, 0, 0)"' % r)
 660                                         f.write('>%d</td>' % commits)
 661                                 else:
 662                                         f.write('<td></td>')
 663                         f.write('</tr>')
 664
 665                 f.write('</table>')
 666
 667                 # Month of Year
 668                 f.write(html_header(2, 'Month of Year'))
 669                 f.write('<div class="vtable"><table>')
 670                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 671                 fp = open (path + '/month_of_year.dat', 'w')
 672                 for mm in range(1, 13):
 673                         commits = 0
 674                         if mm in data.activity_by_month_of_year:
 675                                 commits = data.activity_by_month_of_year[mm]
 676                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 677                         fp.write('%d %d\n' % (mm, commits))
 678                 fp.close()
 679                 f.write('</table></div>')
 680                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 681
 682                 # Commits by year/month
 683                 f.write(html_header(2, 'Commits by year/month'))
 684                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 685                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 686                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 687                 f.write('</table></div>')
 688                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 689                 fg = open(path + '/commits_by_year_month.dat', 'w')
 690                 for yymm in sorted(data.commits_by_month.keys()):
 691                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 692                 fg.close()
 693
 694                 # Commits by year
 695                 f.write(html_header(2, 'Commits by Year'))
 696                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 697                 for yy in reversed(sorted(data.commits_by_year.keys())):
 698                         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()))
 699                 f.write('</table></div>')
 700                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 701                 fg = open(path + '/commits_by_year.dat', 'w')
 702                 for yy in sorted(data.commits_by_year.keys()):
 703                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 704                 fg.close()
 705
 706                 # Commits by timezone
 707                 f.write(html_header(2, 'Commits by Timezone'))
 708                 f.write('<table><tr>')
 709                 f.write('<th>Timezone</th><th>Commits</th>')
 710                 max_commits_on_tz = max(data.commits_by_timezone.values())
 711                 for i in sorted(data.commits_by_timezone.keys(), key = lambda n : int(n)):
 712                         commits = data.commits_by_timezone[i]
 713                         r = 127 + int((float(commits) / max_commits_on_tz) * 128)
 714                         f.write('<tr><th>%s</th><td style="background-color: rgb(%d, 0, 0)">%d</td></tr>' % (i, r, commits))
 715                 f.write('</tr></table>')
 716
 717                 f.write('</body></html>')
 718                 f.close()
 719
 720                 ###
 721                 # Authors
 722                 f = open(path + '/authors.html', 'w')
 723                 self.printHeader(f)
 724
 725                 f.write('<h1>Authors</h1>')
 726                 self.printNav(f)
 727
 728                 # Authors :: List of authors
 729                 f.write(html_header(2, 'List of Authors'))
 730
 731                 f.write('<table class="authors sortable" id="authors">')
 732                 f.write('<tr><th>Author</th><th>Commits (%)</th><th>+ lines</th><th>- lines</th><th>First commit</th><th>Last commit</th><th class="unsortable">Age</th><th>Active days</th><th># by commits</th></tr>')
 733                 for author in sorted(data.getAuthors()):
 734                         info = data.getAuthorInfo(author)
 735                         f.write('<tr><td>%s</td><td>%d (%.2f%%)</td><td>%d</td><td>%d</td><td>%s</td><td>%s</td><td>%s</td><td>%d</td><td>%d</td></tr>' % (author, info['commits'], info['lines_added'], info['lines_removed'], info['commits_frac'], info['date_first'], info['date_last'], info['timedelta'], info['active_days'], info['place_by_commits']))
 736                 f.write('</table>')
 737
 738                 # Authors :: Author of Month
 739                 f.write(html_header(2, 'Author of Month'))
 740                 f.write('<table class="sortable" id="aom">')
 741                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 742                 for yymm in reversed(sorted(data.author_of_month.keys())):
 743                         authordict = data.author_of_month[yymm]
 744                         authors = getkeyssortedbyvalues(authordict)
 745                         authors.reverse()
 746                         commits = data.author_of_month[yymm][authors[0]]
 747                         next = ', '.join(authors[1:5])
 748                         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))
 749
 750                 f.write('</table>')
 751
 752                 f.write(html_header(2, 'Author of Year'))
 753                 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>')
 754                 for yy in reversed(sorted(data.author_of_year.keys())):
 755                         authordict = data.author_of_year[yy]
 756                         authors = getkeyssortedbyvalues(authordict)
 757                         authors.reverse()
 758                         commits = data.author_of_year[yy][authors[0]]
 759                         next = ', '.join(authors[1:5])
 760                         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))
 761                 f.write('</table>')
 762
 763                 f.write('</body></html>')
 764                 f.close()
 765
 766                 ###
 767                 # Files
 768                 f = open(path + '/files.html', 'w')
 769                 self.printHeader(f)
 770                 f.write('<h1>Files</h1>')
 771                 self.printNav(f)
 772
 773                 f.write('<dl>\n')
 774                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 775                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 776                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 777                 f.write('</dl>\n')
 778
 779                 # Files :: File count by date
 780                 f.write(html_header(2, 'File count by date'))
 781
 782                 fg = open(path + '/files_by_date.dat', 'w')
 783                 for stamp in sorted(data.files_by_stamp.keys()):
 784                         fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 785                 fg.close()
 786
 787                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 788
 789                 #f.write('<h2>Average file size by date</h2>')
 790
 791                 # Files :: Extensions
 792                 f.write(html_header(2, 'Extensions'))
 793                 f.write('<table class="sortable" id="ext"><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 794                 for ext in sorted(data.extensions.keys()):
 795                         files = data.extensions[ext]['files']
 796                         lines = data.extensions[ext]['lines']
 797                         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))
 798                 f.write('</table>')
 799
 800                 f.write('</body></html>')
 801                 f.close()
 802
 803                 ###
 804                 # Lines
 805                 f = open(path + '/lines.html', 'w')
 806                 self.printHeader(f)
 807                 f.write('<h1>Lines</h1>')
 808                 self.printNav(f)
 809
 810                 f.write('<dl>\n')
 811                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 812                 f.write('</dl>\n')
 813
 814                 f.write(html_header(2, 'Lines of Code'))
 815                 f.write('<img src="lines_of_code.png" />')
 816
 817                 fg = open(path + '/lines_of_code.dat', 'w')
 818                 for stamp in sorted(data.changes_by_date.keys()):
 819                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 820                 fg.close()
 821
 822                 f.write('</body></html>')
 823                 f.close()
 824
 825                 ###
 826                 # tags.html
 827                 f = open(path + '/tags.html', 'w')
 828                 self.printHeader(f)
 829                 f.write('<h1>Tags</h1>')
 830                 self.printNav(f)
 831
 832                 f.write('<dl>')
 833                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 834                 if len(data.tags) > 0:
 835                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (1.0 * data.getTotalCommits() / len(data.tags)))
 836                 f.write('</dl>')
 837
 838                 f.write('<table class="tags">')
 839                 f.write('<tr><th>Name</th><th>Date</th><th>Commits</th><th>Authors</th></tr>')
 840                 # sort the tags by date desc
 841                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 842                 for tag in tags_sorted_by_date_desc:
 843                         authorinfo = []
 844                         authors_by_commits = getkeyssortedbyvalues(data.tags[tag]['authors'])
 845                         for i in reversed(authors_by_commits):
 846                                 authorinfo.append('%s (%d)' % (i, data.tags[tag]['authors'][i]))
 847                         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)))
 848                 f.write('</table>')
 849
 850                 f.write('</body></html>')
 851                 f.close()
 852
 853                 self.createGraphs(path)
 854
 855         def createGraphs(self, path):
 856                 print 'Generating graphs...'
 857
 858                 # hour of day
 859                 f = open(path + '/hour_of_day.plot', 'w')
 860                 f.write(GNUPLOT_COMMON)
 861                 f.write(
 862 """
 863 set output 'hour_of_day.png'
 864 unset key
 865 set xrange [0.5:24.5]
 866 set xtics 4
 867 set ylabel "Commits"
 868 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 869 """)
 870                 f.close()
 871
 872                 # day of week
 873                 f = open(path + '/day_of_week.plot', 'w')
 874                 f.write(GNUPLOT_COMMON)
 875                 f.write(
 876 """
 877 set output 'day_of_week.png'
 878 unset key
 879 set xrange [0.5:7.5]
 880 set xtics 1
 881 set ylabel "Commits"
 882 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 883 """)
 884                 f.close()
 885
 886                 # Month of Year
 887                 f = open(path + '/month_of_year.plot', 'w')
 888                 f.write(GNUPLOT_COMMON)
 889                 f.write(
 890 """
 891 set output 'month_of_year.png'
 892 unset key
 893 set xrange [0.5:12.5]
 894 set xtics 1
 895 set ylabel "Commits"
 896 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 897 """)
 898                 f.close()
 899
 900                 # commits_by_year_month
 901                 f = open(path + '/commits_by_year_month.plot', 'w')
 902                 f.write(GNUPLOT_COMMON)
 903                 f.write(
 904 """
 905 set output 'commits_by_year_month.png'
 906 unset key
 907 set xdata time
 908 set timefmt "%Y-%m"
 909 set format x "%Y-%m"
 910 set xtics rotate by 90 15768000
 911 set bmargin 5
 912 set ylabel "Commits"
 913 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 914 """)
 915                 f.close()
 916
 917                 # commits_by_year
 918                 f = open(path + '/commits_by_year.plot', 'w')
 919                 f.write(GNUPLOT_COMMON)
 920                 f.write(
 921 """
 922 set output 'commits_by_year.png'
 923 unset key
 924 set xtics 1
 925 set ylabel "Commits"
 926 set yrange [0:]
 927 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
 928 """)
 929                 f.close()
 930
 931                 # Files by date
 932                 f = open(path + '/files_by_date.plot', 'w')
 933                 f.write(GNUPLOT_COMMON)
 934                 f.write(
 935 """
 936 set output 'files_by_date.png'
 937 unset key
 938 set xdata time
 939 set timefmt "%Y-%m-%d"
 940 set format x "%Y-%m-%d"
 941 set ylabel "Files"
 942 set xtics rotate by 90
 943 set ytics 1
 944 set bmargin 6
 945 plot 'files_by_date.dat' using 1:2 w steps
 946 """)
 947                 f.close()
 948
 949                 # Lines of Code
 950                 f = open(path + '/lines_of_code.plot', 'w')
 951                 f.write(GNUPLOT_COMMON)
 952                 f.write(
 953 """
 954 set output 'lines_of_code.png'
 955 unset key
 956 set xdata time
 957 set timefmt "%s"
 958 set format x "%Y-%m-%d"
 959 set ylabel "Lines"
 960 set xtics rotate by 90
 961 set bmargin 6
 962 plot 'lines_of_code.dat' using 1:2 w lines
 963 """)
 964                 f.close()
 965
 966                 os.chdir(path)
 967                 files = glob.glob(path + '/*.plot')
 968                 for f in files:
 969                         out = getpipeoutput([gnuplot_cmd + ' "%s"' % f])
 970                         if len(out) > 0:
 971                                 print out
 972
 973         def printHeader(self, f, title = ''):
 974                 f.write(
 975 """<?xml version="1.0" encoding="UTF-8"?>
 976 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 977 <html xmlns="http://www.w3.org/1999/xhtml">
 978 <head>
 979         <title>GitStats - %s</title>
 980         <link rel="stylesheet" href="gitstats.css" type="text/css" />
 981         <meta name="generator" content="GitStats %s" />
 982         <script type="text/javascript" src="sortable.js"></script>
 983 </head>
 984 <body>
 985 """ % (self.title, getversion()))
 986
 987         def printNav(self, f):
 988                 f.write("""
 989 <div class="nav">
 990 <ul>
 991 <li><a href="index.html">General</a></li>
 992 <li><a href="activity.html">Activity</a></li>
 993 <li><a href="authors.html">Authors</a></li>
 994 <li><a href="files.html">Files</a></li>
 995 <li><a href="lines.html">Lines</a></li>
 996 <li><a href="tags.html">Tags</a></li>
 997 </ul>
 998 </div>
 999 """)
1000
1001
1002 usage = """
1003 Usage: gitstats [options] <gitpath> <outputpath>
1004
1005 Options:
1006 """
1007
1008 if len(sys.argv) <  3:
1009         print usage
1010         sys.exit(0)
1011
1012 gitpath = sys.argv[1]
1013 outputpath = os.path.abspath(sys.argv[2])
1014 rundir = os.getcwd()
1015
1016 try:
1017         os.makedirs(outputpath)
1018 except OSError:
1019         pass
1020 if not os.path.isdir(outputpath):
1021         print 'FATAL: Output path is not a directory or does not exist'
1022         sys.exit(1)
1023
1024 print 'Git path: %s' % gitpath
1025 print 'Output path: %s' % outputpath
1026
1027 os.chdir(gitpath)
1028
1029 cachefile = os.path.join(outputpath, 'gitstats.cache')
1030
1031 print 'Collecting data...'
1032 data = GitDataCollector()
1033 data.loadCache(cachefile)
1034 data.collect(gitpath)
1035 print 'Refining data...'
1036 data.saveCache(cachefile)
1037 data.refine()
1038
1039 os.chdir(rundir)
1040
1041 print 'Generating report...'
1042 report = HTMLReportCreator()
1043 report.create(data, outputpath)
1044
1045 time_end = time.time()
1046 exectime_internal = time_end - time_start
1047 print 'Execution time %.5f secs, %.5f secs (%.2f %%) in external commands)' % (exectime_internal, exectime_external, (100.0 * exectime_external) / exectime_internal)