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