gitstats

   1 #!/usr/bin/env python
   2 # Copyright (c) 2007-2008 Heikki Hokkanen <hoxu@users.sf.net>
   3 # GPLv2 / GPLv3
   4 import subprocess
   5 import datetime
   6 import glob
   7 import os
   8 import pickle
   9 import re
  10 import shutil
  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 class DataCollector:
  54         """Manages data collection from a revision control repository."""
  55         def __init__(self):
  56                 self.stamp_created = time.time()
  57                 self.cache = {}
  58
  59         ##
  60         # This should be the main function to extract data from the repository.
  61         def collect(self, dir):
  62                 self.dir = dir
  63                 self.projectname = os.path.basename(os.path.abspath(dir))
  64
  65         ##
  66         # Load cacheable data
  67         def loadCache(self, dir):
  68                 cachefile = os.path.join(dir, '.git', 'gitstats.cache')
  69                 if not os.path.exists(cachefile):
  70                         return
  71                 print 'Loading cache...'
  72                 f = open(cachefile)
  73                 try:
  74                         self.cache = pickle.loads(zlib.decompress(f.read()))
  75                 except:
  76                         # temporary hack to upgrade non-compressed caches
  77                         f.seek(0)
  78                         self.cache = pickle.load(f)
  79                 f.close()
  80
  81         ##
  82         # Produce any additional statistics from the extracted data.
  83         def refine(self):
  84                 pass
  85
  86         ##
  87         # : get a dictionary of author
  88         def getAuthorInfo(self, author):
  89                 return None
  90
  91         def getActivityByDayOfWeek(self):
  92                 return {}
  93
  94         def getActivityByHourOfDay(self):
  95                 return {}
  96
  97         ##
  98         # Get a list of authors
  99         def getAuthors(self):
 100                 return []
 101
 102         def getFirstCommitDate(self):
 103                 return datetime.datetime.now()
 104
 105         def getLastCommitDate(self):
 106                 return datetime.datetime.now()
 107
 108         def getStampCreated(self):
 109                 return self.stamp_created
 110
 111         def getTags(self):
 112                 return []
 113
 114         def getTotalAuthors(self):
 115                 return -1
 116
 117         def getTotalCommits(self):
 118                 return -1
 119
 120         def getTotalFiles(self):
 121                 return -1
 122
 123         def getTotalLOC(self):
 124                 return -1
 125
 126         ##
 127         # Save cacheable data
 128         def saveCache(self, dir):
 129                 print 'Saving cache...'
 130                 f = open(os.path.join(dir, '.git', 'gitstats.cache'), 'w')
 131                 #pickle.dump(self.cache, f)
 132                 data = zlib.compress(pickle.dumps(self.cache))
 133                 f.write(data)
 134                 f.close()
 135
 136 class GitDataCollector(DataCollector):
 137         def collect(self, dir):
 138                 DataCollector.collect(self, dir)
 139
 140                 try:
 141                         self.total_authors = int(getpipeoutput(['git log', 'git shortlog -s', 'wc -l']))
 142                 except:
 143                         self.total_authors = 0
 144                 #self.total_lines = int(getoutput('git-ls-files -z |xargs -0 cat |wc -l'))
 145
 146                 self.activity_by_hour_of_day = {} # hour -> commits
 147                 self.activity_by_day_of_week = {} # day -> commits
 148                 self.activity_by_month_of_year = {} # month [1-12] -> commits
 149                 self.activity_by_hour_of_week = {} # weekday -> hour -> commits
 150
 151                 self.authors = {} # name -> {commits, first_commit_stamp, last_commit_stamp}
 152
 153                 # author of the month
 154                 self.author_of_month = {} # month -> author -> commits
 155                 self.author_of_year = {} # year -> author -> commits
 156                 self.commits_by_month = {} # month -> commits
 157                 self.commits_by_year = {} # year -> commits
 158                 self.first_commit_stamp = 0
 159                 self.last_commit_stamp = 0
 160
 161                 # tags
 162                 self.tags = {}
 163                 lines = getpipeoutput(['git show-ref --tags']).split('\n')
 164                 for line in lines:
 165                         if len(line) == 0:
 166                                 continue
 167                         (hash, tag) = line.split(' ')
 168
 169                         tag = tag.replace('refs/tags/', '')
 170                         output = getpipeoutput(['git log "%s" --pretty=format:"%%at %%an" -n 1' % hash])
 171                         if len(output) > 0:
 172                                 parts = output.split(' ')
 173                                 stamp = 0
 174                                 try:
 175                                         stamp = int(parts[0])
 176                                 except ValueError:
 177                                         stamp = 0
 178                                 self.tags[tag] = { 'stamp': stamp, 'hash' : hash, 'date' : datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d') }
 179
 180                 # Collect revision statistics
 181                 # Outputs "<stamp> <author>"
 182                 lines = getpipeoutput(['git rev-list --pretty=format:"%at %an" HEAD', 'grep -v ^commit']).split('\n')
 183                 for line in lines:
 184                         # linux-2.6 says "<unknown>" for one line O_o
 185                         parts = line.split(' ')
 186                         author = ''
 187                         try:
 188                                 stamp = int(parts[0])
 189                         except ValueError:
 190                                 stamp = 0
 191                         if len(parts) > 1:
 192                                 author = ' '.join(parts[1:])
 193                         date = datetime.datetime.fromtimestamp(float(stamp))
 194
 195                         # First and last commit stamp
 196                         if self.last_commit_stamp == 0:
 197                                 self.last_commit_stamp = stamp
 198                         self.first_commit_stamp = stamp
 199
 200                         # activity
 201                         # hour
 202                         hour = date.hour
 203                         if hour in self.activity_by_hour_of_day:
 204                                 self.activity_by_hour_of_day[hour] += 1
 205                         else:
 206                                 self.activity_by_hour_of_day[hour] = 1
 207
 208                         # day of week
 209                         day = date.weekday()
 210                         if day in self.activity_by_day_of_week:
 211                                 self.activity_by_day_of_week[day] += 1
 212                         else:
 213                                 self.activity_by_day_of_week[day] = 1
 214
 215                         # hour of week
 216                         if day not in self.activity_by_hour_of_week:
 217                                 self.activity_by_hour_of_week[day] = {}
 218                         if hour not in self.activity_by_hour_of_week[day]:
 219                                 self.activity_by_hour_of_week[day][hour] = 1
 220                         else:
 221                                 self.activity_by_hour_of_week[day][hour] += 1
 222
 223                         # month of year
 224                         month = date.month
 225                         if month in self.activity_by_month_of_year:
 226                                 self.activity_by_month_of_year[month] += 1
 227                         else:
 228                                 self.activity_by_month_of_year[month] = 1
 229
 230                         # author stats
 231                         if author not in self.authors:
 232                                 self.authors[author] = {}
 233                         # commits
 234                         if 'last_commit_stamp' not in self.authors[author]:
 235                                 self.authors[author]['last_commit_stamp'] = stamp
 236                         self.authors[author]['first_commit_stamp'] = stamp
 237                         if 'commits' in self.authors[author]:
 238                                 self.authors[author]['commits'] += 1
 239                         else:
 240                                 self.authors[author]['commits'] = 1
 241
 242                         # author of the month/year
 243                         yymm = datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m')
 244                         if yymm in self.author_of_month:
 245                                 if author in self.author_of_month[yymm]:
 246                                         self.author_of_month[yymm][author] += 1
 247                                 else:
 248                                         self.author_of_month[yymm][author] = 1
 249                         else:
 250                                 self.author_of_month[yymm] = {}
 251                                 self.author_of_month[yymm][author] = 1
 252                         if yymm in self.commits_by_month:
 253                                 self.commits_by_month[yymm] += 1
 254                         else:
 255                                 self.commits_by_month[yymm] = 1
 256
 257                         yy = datetime.datetime.fromtimestamp(stamp).year
 258                         if yy in self.author_of_year:
 259                                 if author in self.author_of_year[yy]:
 260                                         self.author_of_year[yy][author] += 1
 261                                 else:
 262                                         self.author_of_year[yy][author] = 1
 263                         else:
 264                                 self.author_of_year[yy] = {}
 265                                 self.author_of_year[yy][author] = 1
 266                         if yy in self.commits_by_year:
 267                                 self.commits_by_year[yy] += 1
 268                         else:
 269                                 self.commits_by_year[yy] = 1
 270
 271                 # TODO Optimize this, it's the worst bottleneck
 272                 # outputs "<stamp> <files>" for each revision
 273                 self.files_by_stamp = {} # stamp -> files
 274                 revlines = getpipeoutput(['git rev-list --pretty=format:"%at %T" HEAD', 'grep -v ^commit']).strip().split('\n')
 275                 lines = []
 276                 for revline in revlines:
 277                         time, rev = revline.split(' ')
 278                         #linecount = int(getpipeoutput(['git-ls-tree -r --name-only "%s"' % rev, 'wc -l']).split('\n')[0])
 279                         linecount = self.getFilesInCommit(rev)
 280                         lines.append('%d %d' % (int(time), linecount))
 281
 282                 self.total_commits = len(lines)
 283                 for line in lines:
 284                         parts = line.split(' ')
 285                         if len(parts) != 2:
 286                                 continue
 287                         (stamp, files) = parts[0:2]
 288                         try:
 289                                 self.files_by_stamp[int(stamp)] = int(files)
 290                         except ValueError:
 291                                 print 'Warning: failed to parse line "%s"' % line
 292
 293                 # extensions
 294                 self.extensions = {} # extension -> files, lines
 295                 lines = getpipeoutput(['git ls-files']).split('\n')
 296                 self.total_files = len(lines)
 297                 for line in lines:
 298                         base = os.path.basename(line)
 299                         # Ignore extensionless (including .hidden files)
 300                         if base.find('.') == -1 or base.rfind('.') == 0:
 301                                 ext = ''
 302                         else:
 303                                 ext = base[(base.rfind('.') + 1):]
 304                         if len(ext) > MAX_EXT_LENGTH:
 305                                 ext = ''
 306
 307                         if ext not in self.extensions:
 308                                 self.extensions[ext] = {'files': 0, 'lines': 0}
 309
 310                         self.extensions[ext]['files'] += 1
 311                         try:
 312                                 # Escaping could probably be improved here
 313                                 self.extensions[ext]['lines'] += int(getpipeoutput(['wc -l "%s"' % line]).split()[0])
 314                         except:
 315                                 print 'Warning: Could not count lines for file "%s"' % line
 316
 317                 # line statistics
 318                 # outputs:
 319                 #  N files changed, N insertions (+), N deletions(-)
 320                 # <stamp> <author>
 321                 self.changes_by_date = {} # stamp -> { files, ins, del }
 322                 lines = getpipeoutput(['git log --shortstat --pretty=format:"%at %an"']).split('\n')
 323                 lines.reverse()
 324                 files = 0; inserted = 0; deleted = 0; total_lines = 0
 325                 for line in lines:
 326                         if len(line) == 0:
 327                                 continue
 328
 329                         # <stamp> <author>
 330                         if line.find('files changed,') == -1:
 331                                 pos = line.find(' ')
 332                                 if pos != -1:
 333                                         try:
 334                                                 (stamp, author) = (int(line[:pos]), line[pos+1:])
 335                                                 self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted, 'lines': total_lines }
 336                                         except ValueError:
 337                                                 print 'Warning: unexpected line "%s"' % line
 338                                 else:
 339                                         print 'Warning: unexpected line "%s"' % line
 340                         else:
 341                                 numbers = re.findall('\d+', line)
 342                                 if len(numbers) == 3:
 343                                         (files, inserted, deleted) = map(lambda el : int(el), numbers)
 344                                         total_lines += inserted
 345                                         total_lines -= deleted
 346                                 else:
 347                                         print 'Warning: failed to handle line "%s"' % line
 348                                         (files, inserted, deleted) = (0, 0, 0)
 349                                 #self.changes_by_date[stamp] = { 'files': files, 'ins': inserted, 'del': deleted }
 350                 self.total_lines = total_lines
 351
 352         def refine(self):
 353                 # authors
 354                 # name -> {place_by_commits, commits_frac, date_first, date_last, timedelta}
 355                 authors_by_commits = getkeyssortedbyvaluekey(self.authors, 'commits')
 356                 authors_by_commits.reverse() # most first
 357                 for i, name in enumerate(authors_by_commits):
 358                         self.authors[name]['place_by_commits'] = i + 1
 359
 360                 for name in self.authors.keys():
 361                         a = self.authors[name]
 362                         a['commits_frac'] = (100 * float(a['commits'])) / self.getTotalCommits()
 363                         date_first = datetime.datetime.fromtimestamp(a['first_commit_stamp'])
 364                         date_last = datetime.datetime.fromtimestamp(a['last_commit_stamp'])
 365                         delta = date_last - date_first
 366                         a['date_first'] = date_first.strftime('%Y-%m-%d')
 367                         a['date_last'] = date_last.strftime('%Y-%m-%d')
 368                         a['timedelta'] = delta
 369
 370         def getActivityByDayOfWeek(self):
 371                 return self.activity_by_day_of_week
 372
 373         def getActivityByHourOfDay(self):
 374                 return self.activity_by_hour_of_day
 375
 376         def getAuthorInfo(self, author):
 377                 return self.authors[author]
 378
 379         def getAuthors(self):
 380                 return self.authors.keys()
 381
 382         def getFilesInCommit(self, rev):
 383                 try:
 384                         res = self.cache['files_in_tree'][rev]
 385                 except:
 386                         res = int(getpipeoutput(['git ls-tree -r --name-only "%s"' % rev, 'wc -l']).split('\n')[0])
 387                         if 'files_in_tree' not in self.cache:
 388                                 self.cache['files_in_tree'] = {}
 389                         self.cache['files_in_tree'][rev] = res
 390
 391                 return res
 392
 393         def getFirstCommitDate(self):
 394                 return datetime.datetime.fromtimestamp(self.first_commit_stamp)
 395
 396         def getLastCommitDate(self):
 397                 return datetime.datetime.fromtimestamp(self.last_commit_stamp)
 398
 399         def getTags(self):
 400                 lines = getpipeoutput(['git show-ref --tags', 'cut -d/ -f3'])
 401                 return lines.split('\n')
 402
 403         def getTagDate(self, tag):
 404                 return self.revToDate('tags/' + tag)
 405
 406         def getTotalAuthors(self):
 407                 return self.total_authors
 408
 409         def getTotalCommits(self):
 410                 return self.total_commits
 411
 412         def getTotalFiles(self):
 413                 return self.total_files
 414
 415         def getTotalLOC(self):
 416                 return self.total_lines
 417
 418         def revToDate(self, rev):
 419                 stamp = int(getpipeoutput(['git log --pretty=format:%%at "%s" -n 1' % rev]))
 420                 return datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d')
 421
 422 class ReportCreator:
 423         """Creates the actual report based on given data."""
 424         def __init__(self):
 425                 pass
 426
 427         def create(self, data, path):
 428                 self.data = data
 429                 self.path = path
 430
 431 def html_linkify(text):
 432         return text.lower().replace(' ', '_')
 433
 434 def html_header(level, text):
 435         name = html_linkify(text)
 436         return '\n<h%d><a href="#%s" name="%s">%s</a></h%d>\n\n' % (level, name, name, text, level)
 437
 438 class HTMLReportCreator(ReportCreator):
 439         def create(self, data, path):
 440                 ReportCreator.create(self, data, path)
 441                 self.title = data.projectname
 442
 443                 # copy static files if they do not exist
 444                 for file in ('gitstats.css', 'sortable.js', 'arrow-up.gif', 'arrow-down.gif', 'arrow-none.gif'):
 445                         basedir = os.path.dirname(os.path.abspath(__file__))
 446                         shutil.copyfile(basedir + '/' + file, path + '/' + file)
 447
 448                 f = open(path + "/index.html", 'w')
 449                 format = '%Y-%m-%d %H:%m:%S'
 450                 self.printHeader(f)
 451
 452                 f.write('<h1>GitStats - %s</h1>' % data.projectname)
 453
 454                 self.printNav(f)
 455
 456                 f.write('<dl>');
 457                 f.write('<dt>Project name</dt><dd>%s</dd>' % (data.projectname))
 458                 f.write('<dt>Generated</dt><dd>%s (in %d seconds)</dd>' % (datetime.datetime.now().strftime(format), time.time() - data.getStampCreated()));
 459                 f.write('<dt>Report Period</dt><dd>%s to %s</dd>' % (data.getFirstCommitDate().strftime(format), data.getLastCommitDate().strftime(format)))
 460                 f.write('<dt>Total Files</dt><dd>%s</dd>' % data.getTotalFiles())
 461                 f.write('<dt>Total Lines of Code</dt><dd>%s</dd>' % data.getTotalLOC())
 462                 f.write('<dt>Total Commits</dt><dd>%s</dd>' % data.getTotalCommits())
 463                 f.write('<dt>Authors</dt><dd>%s</dd>' % data.getTotalAuthors())
 464                 f.write('</dl>');
 465
 466                 f.write('</body>\n</html>');
 467                 f.close()
 468
 469                 ###
 470                 # Activity
 471                 f = open(path + '/activity.html', 'w')
 472                 self.printHeader(f)
 473                 f.write('<h1>Activity</h1>')
 474                 self.printNav(f)
 475
 476                 #f.write('<h2>Last 30 days</h2>')
 477
 478                 #f.write('<h2>Last 12 months</h2>')
 479
 480                 # Hour of Day
 481                 f.write(html_header(2, 'Hour of Day'))
 482                 hour_of_day = data.getActivityByHourOfDay()
 483                 f.write('<table><tr><th>Hour</th>')
 484                 for i in range(1, 25):
 485                         f.write('<th>%d</th>' % i)
 486                 f.write('</tr>\n<tr><th>Commits</th>')
 487                 fp = open(path + '/hour_of_day.dat', 'w')
 488                 for i in range(0, 24):
 489                         if i in hour_of_day:
 490                                 f.write('<td>%d</td>' % hour_of_day[i])
 491                                 fp.write('%d %d\n' % (i, hour_of_day[i]))
 492                         else:
 493                                 f.write('<td>0</td>')
 494                                 fp.write('%d 0\n' % i)
 495                 fp.close()
 496                 f.write('</tr>\n<tr><th>%</th>')
 497                 totalcommits = data.getTotalCommits()
 498                 for i in range(0, 24):
 499                         if i in hour_of_day:
 500                                 f.write('<td>%.2f</td>' % ((100.0 * hour_of_day[i]) / totalcommits))
 501                         else:
 502                                 f.write('<td>0.00</td>')
 503                 f.write('</tr></table>')
 504                 f.write('<img src="hour_of_day.png" alt="Hour of Day" />')
 505                 fg = open(path + '/hour_of_day.dat', 'w')
 506                 for i in range(0, 24):
 507                         if i in hour_of_day:
 508                                 fg.write('%d %d\n' % (i + 1, hour_of_day[i]))
 509                         else:
 510                                 fg.write('%d 0\n' % (i + 1))
 511                 fg.close()
 512
 513                 # Day of Week
 514                 f.write(html_header(2, 'Day of Week'))
 515                 day_of_week = data.getActivityByDayOfWeek()
 516                 f.write('<div class="vtable"><table>')
 517                 f.write('<tr><th>Day</th><th>Total (%)</th></tr>')
 518                 fp = open(path + '/day_of_week.dat', 'w')
 519                 for d in range(0, 7):
 520                         commits = 0
 521                         if d in day_of_week:
 522                                 commits = day_of_week[d]
 523                         fp.write('%d %d\n' % (d + 1, commits))
 524                         f.write('<tr>')
 525                         f.write('<th>%d</th>' % (d + 1))
 526                         if d in day_of_week:
 527                                 f.write('<td>%d (%.2f%%)</td>' % (day_of_week[d], (100.0 * day_of_week[d]) / totalcommits))
 528                         else:
 529                                 f.write('<td>0</td>')
 530                         f.write('</tr>')
 531                 f.write('</table></div>')
 532                 f.write('<img src="day_of_week.png" alt="Day of Week" />')
 533                 fp.close()
 534
 535                 # Hour of Week
 536                 f.write(html_header(2, 'Hour of Week'))
 537                 f.write('<table>')
 538
 539                 f.write('<tr><th>Weekday</th>')
 540                 for hour in range(0, 24):
 541                         f.write('<th>%d</th>' % (hour + 1))
 542                 f.write('</tr>')
 543
 544                 for weekday in range(0, 7):
 545                         f.write('<tr><th>%d</th>' % (weekday + 1))
 546                         for hour in range(0, 24):
 547                                 try:
 548                                         commits = data.activity_by_hour_of_week[weekday][hour]
 549                                 except KeyError:
 550                                         commits = 0
 551                                 if commits != 0:
 552                                         f.write('<td>%d</td>' % commits)
 553                                 else:
 554                                         f.write('<td></td>')
 555                         f.write('</tr>')
 556
 557                 f.write('</table>')
 558
 559                 # Month of Year
 560                 f.write(html_header(2, 'Month of Year'))
 561                 f.write('<div class="vtable"><table>')
 562                 f.write('<tr><th>Month</th><th>Commits (%)</th></tr>')
 563                 fp = open (path + '/month_of_year.dat', 'w')
 564                 for mm in range(1, 13):
 565                         commits = 0
 566                         if mm in data.activity_by_month_of_year:
 567                                 commits = data.activity_by_month_of_year[mm]
 568                         f.write('<tr><td>%d</td><td>%d (%.2f %%)</td></tr>' % (mm, commits, (100.0 * commits) / data.getTotalCommits()))
 569                         fp.write('%d %d\n' % (mm, commits))
 570                 fp.close()
 571                 f.write('</table></div>')
 572                 f.write('<img src="month_of_year.png" alt="Month of Year" />')
 573
 574                 # Commits by year/month
 575                 f.write(html_header(2, 'Commits by year/month'))
 576                 f.write('<div class="vtable"><table><tr><th>Month</th><th>Commits</th></tr>')
 577                 for yymm in reversed(sorted(data.commits_by_month.keys())):
 578                         f.write('<tr><td>%s</td><td>%d</td></tr>' % (yymm, data.commits_by_month[yymm]))
 579                 f.write('</table></div>')
 580                 f.write('<img src="commits_by_year_month.png" alt="Commits by year/month" />')
 581                 fg = open(path + '/commits_by_year_month.dat', 'w')
 582                 for yymm in sorted(data.commits_by_month.keys()):
 583                         fg.write('%s %s\n' % (yymm, data.commits_by_month[yymm]))
 584                 fg.close()
 585
 586                 # Commits by year
 587                 f.write(html_header(2, 'Commits by Year'))
 588                 f.write('<div class="vtable"><table><tr><th>Year</th><th>Commits (% of all)</th></tr>')
 589                 for yy in reversed(sorted(data.commits_by_year.keys())):
 590                         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()))
 591                 f.write('</table></div>')
 592                 f.write('<img src="commits_by_year.png" alt="Commits by Year" />')
 593                 fg = open(path + '/commits_by_year.dat', 'w')
 594                 for yy in sorted(data.commits_by_year.keys()):
 595                         fg.write('%d %d\n' % (yy, data.commits_by_year[yy]))
 596                 fg.close()
 597
 598                 f.write('</body></html>')
 599                 f.close()
 600
 601                 ###
 602                 # Authors
 603                 f = open(path + '/authors.html', 'w')
 604                 self.printHeader(f)
 605
 606                 f.write('<h1>Authors</h1>')
 607                 self.printNav(f)
 608
 609                 # Authors :: List of authors
 610                 f.write(html_header(2, 'List of Authors'))
 611
 612                 f.write('<table class="authors sortable" id="authors">')
 613                 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>')
 614                 for author in sorted(data.getAuthors()):
 615                         info = data.getAuthorInfo(author)
 616                         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']))
 617                 f.write('</table>')
 618
 619                 # Authors :: Author of Month
 620                 f.write(html_header(2, 'Author of Month'))
 621                 f.write('<table class="sortable" id="aom">')
 622                 f.write('<tr><th>Month</th><th>Author</th><th>Commits (%)</th><th class="unsortable">Next top 5</th></tr>')
 623                 for yymm in reversed(sorted(data.author_of_month.keys())):
 624                         authordict = data.author_of_month[yymm]
 625                         authors = getkeyssortedbyvalues(authordict)
 626                         authors.reverse()
 627                         commits = data.author_of_month[yymm][authors[0]]
 628                         next = ', '.join(authors[1:5])
 629                         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))
 630
 631                 f.write('</table>')
 632
 633                 f.write(html_header(2, 'Author of Year'))
 634                 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>')
 635                 for yy in reversed(sorted(data.author_of_year.keys())):
 636                         authordict = data.author_of_year[yy]
 637                         authors = getkeyssortedbyvalues(authordict)
 638                         authors.reverse()
 639                         commits = data.author_of_year[yy][authors[0]]
 640                         next = ', '.join(authors[1:5])
 641                         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))
 642                 f.write('</table>')
 643
 644                 f.write('</body></html>')
 645                 f.close()
 646
 647                 ###
 648                 # Files
 649                 f = open(path + '/files.html', 'w')
 650                 self.printHeader(f)
 651                 f.write('<h1>Files</h1>')
 652                 self.printNav(f)
 653
 654                 f.write('<dl>\n')
 655                 f.write('<dt>Total files</dt><dd>%d</dd>' % data.getTotalFiles())
 656                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 657                 f.write('<dt>Average file size</dt><dd>%.2f bytes</dd>' % ((100.0 * data.getTotalLOC()) / data.getTotalFiles()))
 658                 f.write('</dl>\n')
 659
 660                 # Files :: File count by date
 661                 f.write(html_header(2, 'File count by date'))
 662
 663                 fg = open(path + '/files_by_date.dat', 'w')
 664                 for stamp in sorted(data.files_by_stamp.keys()):
 665                         fg.write('%s %d\n' % (datetime.datetime.fromtimestamp(stamp).strftime('%Y-%m-%d'), data.files_by_stamp[stamp]))
 666                 fg.close()
 667
 668                 f.write('<img src="files_by_date.png" alt="Files by Date" />')
 669
 670                 #f.write('<h2>Average file size by date</h2>')
 671
 672                 # Files :: Extensions
 673                 f.write(html_header(2, 'Extensions'))
 674                 f.write('<table class="sortable" id="ext"><tr><th>Extension</th><th>Files (%)</th><th>Lines (%)</th><th>Lines/file</th></tr>')
 675                 for ext in sorted(data.extensions.keys()):
 676                         files = data.extensions[ext]['files']
 677                         lines = data.extensions[ext]['lines']
 678                         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))
 679                 f.write('</table>')
 680
 681                 f.write('</body></html>')
 682                 f.close()
 683
 684                 ###
 685                 # Lines
 686                 f = open(path + '/lines.html', 'w')
 687                 self.printHeader(f)
 688                 f.write('<h1>Lines</h1>')
 689                 self.printNav(f)
 690
 691                 f.write('<dl>\n')
 692                 f.write('<dt>Total lines</dt><dd>%d</dd>' % data.getTotalLOC())
 693                 f.write('</dl>\n')
 694
 695                 f.write(html_header(2, 'Lines of Code'))
 696                 f.write('<img src="lines_of_code.png" />')
 697
 698                 fg = open(path + '/lines_of_code.dat', 'w')
 699                 for stamp in sorted(data.changes_by_date.keys()):
 700                         fg.write('%d %d\n' % (stamp, data.changes_by_date[stamp]['lines']))
 701                 fg.close()
 702
 703                 f.write('</body></html>')
 704                 f.close()
 705
 706                 ###
 707                 # tags.html
 708                 f = open(path + '/tags.html', 'w')
 709                 self.printHeader(f)
 710                 f.write('<h1>Tags</h1>')
 711                 self.printNav(f)
 712
 713                 f.write('<dl>')
 714                 f.write('<dt>Total tags</dt><dd>%d</dd>' % len(data.tags))
 715                 if len(data.tags) > 0:
 716                         f.write('<dt>Average commits per tag</dt><dd>%.2f</dd>' % (data.getTotalCommits() / len(data.tags)))
 717                 f.write('</dl>')
 718
 719                 f.write('<table>')
 720                 f.write('<tr><th>Name</th><th>Date</th></tr>')
 721                 # sort the tags by date desc
 722                 tags_sorted_by_date_desc = map(lambda el : el[1], reversed(sorted(map(lambda el : (el[1]['date'], el[0]), data.tags.items()))))
 723                 for tag in tags_sorted_by_date_desc:
 724                         f.write('<tr><td>%s</td><td>%s</td></tr>' % (tag, data.tags[tag]['date']))
 725                 f.write('</table>')
 726
 727                 f.write('</body></html>')
 728                 f.close()
 729
 730                 self.createGraphs(path)
 731
 732         def createGraphs(self, path):
 733                 print 'Generating graphs...'
 734
 735                 # hour of day
 736                 f = open(path + '/hour_of_day.plot', 'w')
 737                 f.write(GNUPLOT_COMMON)
 738                 f.write(
 739 """
 740 set output 'hour_of_day.png'
 741 unset key
 742 set xrange [0.5:24.5]
 743 set xtics 4
 744 set ylabel "Commits"
 745 plot 'hour_of_day.dat' using 1:2:(0.5) w boxes fs solid
 746 """)
 747                 f.close()
 748
 749                 # day of week
 750                 f = open(path + '/day_of_week.plot', 'w')
 751                 f.write(GNUPLOT_COMMON)
 752                 f.write(
 753 """
 754 set output 'day_of_week.png'
 755 unset key
 756 set xrange [0.5:7.5]
 757 set xtics 1
 758 set ylabel "Commits"
 759 plot 'day_of_week.dat' using 1:2:(0.5) w boxes fs solid
 760 """)
 761                 f.close()
 762
 763                 # Month of Year
 764                 f = open(path + '/month_of_year.plot', 'w')
 765                 f.write(GNUPLOT_COMMON)
 766                 f.write(
 767 """
 768 set output 'month_of_year.png'
 769 unset key
 770 set xrange [0.5:12.5]
 771 set xtics 1
 772 set ylabel "Commits"
 773 plot 'month_of_year.dat' using 1:2:(0.5) w boxes fs solid
 774 """)
 775                 f.close()
 776
 777                 # commits_by_year_month
 778                 f = open(path + '/commits_by_year_month.plot', 'w')
 779                 f.write(GNUPLOT_COMMON)
 780                 f.write(
 781 """
 782 set output 'commits_by_year_month.png'
 783 unset key
 784 set xdata time
 785 set timefmt "%Y-%m"
 786 set format x "%Y-%m"
 787 set xtics rotate by 90 15768000
 788 set bmargin 5
 789 set ylabel "Commits"
 790 plot 'commits_by_year_month.dat' using 1:2:(0.5) w boxes fs solid
 791 """)
 792                 f.close()
 793
 794                 # commits_by_year
 795                 f = open(path + '/commits_by_year.plot', 'w')
 796                 f.write(GNUPLOT_COMMON)
 797                 f.write(
 798 """
 799 set output 'commits_by_year.png'
 800 unset key
 801 set xtics 1
 802 set ylabel "Commits"
 803 plot 'commits_by_year.dat' using 1:2:(0.5) w boxes fs solid
 804 """)
 805                 f.close()
 806
 807                 # Files by date
 808                 f = open(path + '/files_by_date.plot', 'w')
 809                 f.write(GNUPLOT_COMMON)
 810                 f.write(
 811 """
 812 set output 'files_by_date.png'
 813 unset key
 814 set xdata time
 815 set timefmt "%Y-%m-%d"
 816 set format x "%Y-%m-%d"
 817 set ylabel "Files"
 818 set xtics rotate by 90
 819 set bmargin 6
 820 plot 'files_by_date.dat' using 1:2 smooth csplines
 821 """)
 822                 f.close()
 823
 824                 # Lines of Code
 825                 f = open(path + '/lines_of_code.plot', 'w')
 826                 f.write(GNUPLOT_COMMON)
 827                 f.write(
 828 """
 829 set output 'lines_of_code.png'
 830 unset key
 831 set xdata time
 832 set timefmt "%s"
 833 set format x "%Y-%m-%d"
 834 set ylabel "Lines"
 835 set xtics rotate by 90
 836 set bmargin 6
 837 plot 'lines_of_code.dat' using 1:2 w lines
 838 """)
 839                 f.close()
 840
 841                 os.chdir(path)
 842                 files = glob.glob(path + '/*.plot')
 843                 for f in files:
 844                         out = getpipeoutput([gnuplot_cmd + ' "%s"' % f])
 845                         if len(out) > 0:
 846                                 print out
 847
 848         def printHeader(self, f, title = ''):
 849                 f.write(
 850 """<?xml version="1.0" encoding="UTF-8"?>
 851 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 852 <html xmlns="http://www.w3.org/1999/xhtml">
 853 <head>
 854         <title>GitStats - %s</title>
 855         <link rel="stylesheet" href="gitstats.css" type="text/css" />
 856         <meta name="generator" content="GitStats" />
 857         <script type="text/javascript" src="sortable.js"></script>
 858 </head>
 859 <body>
 860 """ % self.title)
 861
 862         def printNav(self, f):
 863                 f.write("""
 864 <div class="nav">
 865 <ul>
 866 <li><a href="index.html">General</a></li>
 867 <li><a href="activity.html">Activity</a></li>
 868 <li><a href="authors.html">Authors</a></li>
 869 <li><a href="files.html">Files</a></li>
 870 <li><a href="lines.html">Lines</a></li>
 871 <li><a href="tags.html">Tags</a></li>
 872 </ul>
 873 </div>
 874 """)
 875
 876
 877 usage = """
 878 Usage: gitstats [options] <gitpath> <outputpath>
 879
 880 Options:
 881 """
 882
 883 if len(sys.argv) <  3:
 884         print usage
 885         sys.exit(0)
 886
 887 gitpath = sys.argv[1]
 888 outputpath = os.path.abspath(sys.argv[2])
 889 rundir = os.getcwd()
 890
 891 try:
 892         os.makedirs(outputpath)
 893 except OSError:
 894         pass
 895 if not os.path.isdir(outputpath):
 896         print 'FATAL: Output path is not a directory or does not exist'
 897         sys.exit(1)
 898
 899 print 'Git path: %s' % gitpath
 900 print 'Output path: %s' % outputpath
 901
 902 os.chdir(gitpath)
 903
 904 print 'Collecting data...'
 905 data = GitDataCollector()
 906 data.loadCache(gitpath)
 907 data.collect(gitpath)
 908 print 'Refining data...'
 909 data.saveCache(gitpath)
 910 data.refine()
 911
 912 os.chdir(rundir)
 913
 914 print 'Generating report...'
 915 report = HTMLReportCreator()
 916 report.create(data, outputpath)
 917
 918 time_end = time.time()
 919 exectime_internal = time_end - time_start
 920 print 'Execution time %.5f secs, %.5f secs (%.2f %%) in external commands)' % (exectime_internal, exectime_external, (100.0 * exectime_external) / exectime_internal)