metadata.py

   1 #!/usr/bin/env python
   2
   3 import os
   4 import subprocess
   5 import sys
   6 from datetime import datetime
   7 from xml.dom import minidom
   8 from xml.parsers import expat
   9 try:
  10     import plistlib
  11 except:
  12     pass
  13
  14 import mutagen
  15 from lrucache import LRUCache
  16
  17 import config
  18 import plugins.video.transcode
  19
  20 # Something to strip
  21 TRIBUNE_CR = ' Copyright Tribune Media Services, Inc.'
  22
  23 TV_RATINGS = {'TV-Y7': 1, 'TV-Y': 2, 'TV-G': 3, 'TV-PG': 4, 'TV-14': 5,
  24               'TV-MA': 6, 'TV-NR': 7, 'TVY7': 1, 'TVY': 2, 'TVG': 3,
  25               'TVPG': 4, 'TV14': 5, 'TVMA': 6, 'TVNR': 7, 'Y7': 1,
  26               'Y': 2, 'G': 3, 'PG': 4, '14': 5, 'MA': 6, 'NR': 7,
  27               'UNRATED': 7, 'X1': 1, 'X2': 2, 'X3': 3, 'X4': 4, 'X5': 5,
  28               'X6': 6, 'X7': 7, '01': 1, '02': 2, '03': 3, '04': 4,
  29               '05': 5, '06': 6, '07': 7}
  30
  31 MPAA_RATINGS = {'G': 1, 'PG': 2, 'PG-13': 3, 'PG13': 3, 'R': 4, 'X': 5,
  32                 'NC-17': 6, 'NC17': 6, 'NR': 8, 'UNRATED': 8, 'G1': 1,
  33                 'P2': 2, 'P3': 3, 'R4': 4, 'X5': 5, 'N6': 6, 'N8': 8}
  34
  35 STAR_RATINGS = {'1': 1, '1.5': 2, '2': 3, '2.5': 4, '3': 5, '3.5': 6,
  36                 '4': 7, '*': 1, '**': 3, '***': 5, '****': 7, 'X1': 1,
  37                 'X2': 2, 'X3': 3, 'X4': 4, 'X5': 5, 'X6': 6, 'X7': 7}
  38
  39 HUMAN = {'mpaaRating': {1: 'G', 2: 'PG', 3: 'PG-13', 4: 'R', 5: 'X',
  40                         6: 'NC-17', 8: 'NR'},
  41          'tvRating': {1: 'Y7', 2: 'Y', 3: 'G', 4: 'PG', 5: '14',
  42                       6: 'MA', 7: 'NR'},
  43          'starRating': {1: '1', 2: '1.5', 3: '2', 4: '2.5', 5: '3',
  44                         6: '3.5', 7: '4'}}
  45
  46 BOM = '\xef\xbb\xbf'
  47
  48 tivo_cache = LRUCache(50)
  49 mp4_cache = LRUCache(50)
  50 dvrms_cache = LRUCache(50)
  51 nfo_cache = LRUCache(50)
  52
  53 mswindows = (sys.platform == "win32")
  54
  55 def get_mpaa(rating):
  56     return HUMAN['mpaaRating'].get(rating, 'NR')
  57
  58 def get_tv(rating):
  59     return HUMAN['tvRating'].get(rating, 'NR')
  60
  61 def get_stars(rating):
  62     return HUMAN['starRating'].get(rating, '')
  63
  64 def tag_data(element, tag):
  65     for name in tag.split('/'):
  66         found = False
  67         for new_element in element.childNodes:
  68             if new_element.nodeName == name:
  69                 found = True
  70                 element = new_element
  71                 break
  72         if not found:
  73             return ''
  74     if not element.firstChild:
  75         return ''
  76     return element.firstChild.data
  77
  78 def _vtag_data(element, tag):
  79     for name in tag.split('/'):
  80         new_element = element.getElementsByTagName(name)
  81         if not new_element:
  82             return []
  83         element = new_element[0]
  84     elements = element.getElementsByTagName('element')
  85     return [x.firstChild.data for x in elements if x.firstChild]
  86
  87 def _vtag_data_alternate(element, tag):
  88     elements = [element]
  89     for name in tag.split('/'):
  90         new_elements = []
  91         for elmt in elements:
  92             new_elements += elmt.getElementsByTagName(name)
  93         elements = new_elements
  94     return [x.firstChild.data for x in elements if x.firstChild]
  95
  96 def _tag_value(element, tag):
  97     item = element.getElementsByTagName(tag)
  98     if item:
  99         value = item[0].attributes['value'].value
 100         return int(value[0])
 101
 102 def from_moov(full_path):
 103     if full_path in mp4_cache:
 104         return mp4_cache[full_path]
 105
 106     metadata = {}
 107     len_desc = 0
 108
 109     try:
 110         mp4meta = mutagen.File(unicode(full_path, 'utf-8'))
 111         assert(mp4meta)
 112     except:
 113         mp4_cache[full_path] = {}
 114         return {}
 115
 116     # The following 1-to-1 correspondence of atoms to pyTivo
 117     # variables is TV-biased
 118     keys = {'tvnn': 'callsign', 'tven': 'episodeNumber',
 119             'tvsh': 'seriesTitle'}
 120
 121     for key, value in mp4meta.items():
 122         if type(value) == list:
 123             value = value[0]
 124         if key == 'stik':
 125             metadata['isEpisode'] = ['false', 'true'][value == 'TV Show']
 126         elif key in keys:
 127             metadata[keys[key]] = value
 128         # These keys begin with the copyright symbol \xA9
 129         elif key == '\xa9day':
 130             if len(value) == 4:
 131                 value += '-01-01T16:00:00Z'
 132             metadata['originalAirDate'] = value
 133             #metadata['time'] = value
 134         elif key in ['\xa9gen', 'gnre']:
 135             for k in ('vProgramGenre', 'vSeriesGenre'):
 136                 if k in metadata:
 137                     metadata[k].append(value)
 138                 else:
 139                     metadata[k] = [value]
 140         elif key == '\xa9nam':
 141             if 'tvsh' in mp4meta:
 142                 metadata['episodeTitle'] = value
 143             else:
 144                 metadata['title'] = value
 145
 146         # Description in desc, cmt, and/or ldes tags. Keep the longest.
 147         elif key in ['desc', '\xa9cmt', 'ldes'] and len(value) > len_desc:
 148             metadata['description'] = value
 149             len_desc = len(value)
 150
 151         # A common custom "reverse DNS format" tag
 152         elif (key == '----:com.apple.iTunes:iTunEXTC' and
 153               ('us-tv' in value or 'mpaa' in value)):
 154             rating = value.split("|")[1].upper()
 155             if rating in TV_RATINGS and 'us-tv' in value:
 156                 metadata['tvRating'] = TV_RATINGS[rating]
 157             elif rating in MPAA_RATINGS and 'mpaa' in value:
 158                 metadata['mpaaRating'] = MPAA_RATINGS[rating]
 159
 160         # Actors, directors, producers, AND screenwriters may be in a long
 161         # embedded XML plist.
 162         elif (key == '----:com.apple.iTunes:iTunMOVI' and
 163               'plistlib' in sys.modules):
 164             items = {'cast': 'vActor', 'directors': 'vDirector',
 165                      'producers': 'vProducer', 'screenwriters': 'vWriter'}
 166             data = plistlib.readPlistFromString(value)
 167             for item in items:
 168                 if item in data:
 169                     metadata[items[item]] = [x['name'] for x in data[item]]
 170
 171     mp4_cache[full_path] = metadata
 172     return metadata
 173
 174 def from_mscore(rawmeta):
 175     metadata = {}
 176     keys = {'title': ['Title'],
 177             'description': ['Description', 'WM/SubTitleDescription'],
 178             'episodeTitle': ['WM/SubTitle'],
 179             'callsign': ['WM/MediaStationCallSign'],
 180             'displayMajorNumber': ['WM/MediaOriginalChannel'],
 181             'originalAirDate': ['WM/MediaOriginalBroadcastDateTime'],
 182             'rating': ['WM/ParentalRating'],
 183             'credits': ['WM/MediaCredits'], 'genre': ['WM/Genre']}
 184
 185     for tagname in keys:
 186         for tag in keys[tagname]:
 187             try:
 188                 if tag in rawmeta:
 189                     value = rawmeta[tag][0]
 190                     if type(value) not in (str, unicode):
 191                         value = str(value)
 192                     if value:
 193                         metadata[tagname] = value
 194             except:
 195                 pass
 196
 197     if 'episodeTitle' in metadata and 'title' in metadata:
 198         metadata['seriesTitle'] = metadata['title']
 199     if 'genre' in metadata:
 200         value = metadata['genre'].split(',')
 201         metadata['vProgramGenre'] = value
 202         metadata['vSeriesGenre'] = value
 203         del metadata['genre']
 204     if 'credits' in metadata:
 205         value = [x.split('/') for x in metadata['credits'].split(';')]
 206         if len(value) > 3:
 207             metadata['vActor'] = [x for x in (value[0] + value[3]) if x]
 208             metadata['vDirector'] = [x for x in value[1] if x]
 209         del metadata['credits']
 210     if 'rating' in metadata:
 211         rating = metadata['rating']
 212         if rating in TV_RATINGS:
 213             metadata['tvRating'] = TV_RATINGS[rating]
 214         del metadata['rating']
 215
 216     return metadata
 217
 218 def from_dvrms(full_path):
 219     if full_path in dvrms_cache:
 220         return dvrms_cache[full_path]
 221
 222     try:
 223         rawmeta = mutagen.File(unicode(full_path, 'utf-8'))
 224         assert(rawmeta)
 225     except:
 226         dvrms_cache[full_path] = {}
 227         return {}
 228
 229     metadata = from_mscore(rawmeta)
 230     dvrms_cache[full_path] = metadata
 231     return metadata
 232
 233 def from_eyetv(full_path):
 234     keys = {'TITLE': 'title', 'SUBTITLE': 'episodeTitle',
 235             'DESCRIPTION': 'description', 'YEAR': 'movieYear',
 236             'EPISODENUM': 'episodeNumber'}
 237     metadata = {}
 238     path = os.path.dirname(unicode(full_path, 'utf-8'))
 239     eyetvp = [x for x in os.listdir(path) if x.endswith('.eyetvp')][0]
 240     eyetvp = os.path.join(path, eyetvp)
 241     eyetv = plistlib.readPlist(eyetvp)
 242     if 'epg info' in eyetv:
 243         info = eyetv['epg info']
 244         for key in keys:
 245             if info[key]:
 246                 metadata[keys[key]] = info[key]
 247         if info['SUBTITLE']:
 248             metadata['seriesTitle'] = info['TITLE']
 249         if info['ACTORS']:
 250             metadata['vActor'] = [x.strip() for x in info['ACTORS'].split(',')]
 251         if info['DIRECTOR']:
 252             metadata['vDirector'] = [info['DIRECTOR']]
 253
 254         for ptag, etag, ratings in [('tvRating', 'TV_RATING', TV_RATINGS),
 255                               ('mpaaRating', 'MPAA_RATING', MPAA_RATINGS),
 256                               ('starRating', 'STAR_RATING', STAR_RATINGS)]:
 257             x = info[etag].upper()
 258             if x and x in ratings:
 259                 metadata[ptag] = ratings[x]
 260
 261         # movieYear must be set for the mpaa/star ratings to work
 262         if (('mpaaRating' in metadata or 'starRating' in metadata) and
 263             'movieYear' not in metadata):
 264             metadata['movieYear'] = eyetv['info']['start'].year
 265     return metadata
 266
 267 def from_text(full_path):
 268     metadata = {}
 269     full_path = unicode(full_path, 'utf-8')
 270     path, name = os.path.split(full_path)
 271     title, ext = os.path.splitext(name)
 272
 273     search_paths = []
 274     ptmp = full_path
 275     while ptmp:
 276         parent = os.path.dirname(ptmp)
 277         if ptmp != parent:
 278             ptmp = parent
 279         else:
 280             break
 281         search_paths.append(os.path.join(ptmp, 'default.txt'))
 282
 283     search_paths.append(os.path.join(path, title) + '.properties')
 284     search_paths.reverse()
 285
 286     search_paths += [full_path + '.txt',
 287                      os.path.join(path, '.meta', 'default.txt'),
 288                      os.path.join(path, '.meta', name) + '.txt']
 289
 290     for metafile in search_paths:
 291         if os.path.exists(metafile):
 292             sep = ':='[metafile.endswith('.properties')]
 293             for line in file(metafile, 'U'):
 294                 if line.startswith(BOM):
 295                     line = line[3:]
 296                 if line.strip().startswith('#') or not sep in line:
 297                     continue
 298                 key, value = [x.strip() for x in line.split(sep, 1)]
 299                 if not key or not value:
 300                     continue
 301                 if key.startswith('v'):
 302                     if key in metadata:
 303                         metadata[key].append(value)
 304                     else:
 305                         metadata[key] = [value]
 306                 else:
 307                     metadata[key] = value
 308
 309     for rating, ratings in [('tvRating', TV_RATINGS),
 310                             ('mpaaRating', MPAA_RATINGS),
 311                             ('starRating', STAR_RATINGS)]:
 312         x = metadata.get(rating, '').upper()
 313         if x in ratings:
 314             metadata[rating] = ratings[x]
 315
 316     return metadata
 317
 318 def basic(full_path):
 319     base_path, name = os.path.split(full_path)
 320     title, ext = os.path.splitext(name)
 321     mtime = os.stat(unicode(full_path, 'utf-8')).st_mtime
 322     if (mtime < 0):
 323         mtime = 0
 324     originalAirDate = datetime.utcfromtimestamp(mtime)
 325
 326     metadata = {'title': title,
 327                 'originalAirDate': originalAirDate.isoformat()}
 328     ext = ext.lower()
 329     if ext in ['.mp4', '.m4v', '.mov']:
 330         metadata.update(from_moov(full_path))
 331     elif ext in ['.dvr-ms', '.asf', '.wmv']:
 332         metadata.update(from_dvrms(full_path))
 333     elif 'plistlib' in sys.modules and base_path.endswith('.eyetv'):
 334         metadata.update(from_eyetv(full_path))
 335     metadata.update(from_nfo(full_path))
 336     metadata.update(from_text(full_path))
 337
 338     return metadata
 339
 340 def from_container(xmldoc):
 341     metadata = {}
 342
 343     keys = {'title': 'Title', 'episodeTitle': 'EpisodeTitle',
 344             'description': 'Description', 'programId': 'ProgramId',
 345             'seriesId': 'SeriesId', 'episodeNumber': 'EpisodeNumber',
 346             'tvRating': 'TvRating', 'displayMajorNumber': 'SourceChannel',
 347             'callsign': 'SourceStation', 'showingBits': 'ShowingBits',
 348             'mpaaRating': 'MpaaRating'}
 349
 350     details = xmldoc.getElementsByTagName('Details')[0]
 351
 352     for key in keys:
 353         data = tag_data(details, keys[key])
 354         if data:
 355             if key == 'description':
 356                 data = data.replace(TRIBUNE_CR, '')
 357             elif key == 'tvRating':
 358                 data = int(data)
 359             elif key == 'displayMajorNumber':
 360                 if '-' in data:
 361                     data, metadata['displayMinorNumber'] = data.split('-')
 362             metadata[key] = data
 363
 364     return metadata
 365
 366 def from_details(xml):
 367     metadata = {}
 368
 369     xmldoc = minidom.parse(xml)
 370     showing = xmldoc.getElementsByTagName('showing')[0]
 371     program = showing.getElementsByTagName('program')[0]
 372
 373     items = {'description': 'program/description',
 374              'title': 'program/title',
 375              'episodeTitle': 'program/episodeTitle',
 376              'episodeNumber': 'program/episodeNumber',
 377              'programId': 'program/uniqueId',
 378              'seriesId': 'program/series/uniqueId',
 379              'seriesTitle': 'program/series/seriesTitle',
 380              'originalAirDate': 'program/originalAirDate',
 381              'isEpisode': 'program/isEpisode',
 382              'movieYear': 'program/movieYear',
 383              'partCount': 'partCount',
 384              'partIndex': 'partIndex',
 385              'time': 'time'}
 386
 387     for item in items:
 388         data = tag_data(showing, items[item])
 389         if data:
 390             if item == 'description':
 391                 data = data.replace(TRIBUNE_CR, '')
 392             metadata[item] = data
 393
 394     vItems = ['vActor', 'vChoreographer', 'vDirector',
 395               'vExecProducer', 'vProgramGenre', 'vGuestStar',
 396               'vHost', 'vProducer', 'vWriter']
 397
 398     for item in vItems:
 399         data = _vtag_data(program, item)
 400         if data:
 401             metadata[item] = data
 402
 403     sb = showing.getElementsByTagName('showingBits')
 404     if sb:
 405         metadata['showingBits'] = sb[0].attributes['value'].value
 406
 407     #for tag in ['starRating', 'mpaaRating', 'colorCode']:
 408     for tag in ['starRating', 'mpaaRating']:
 409         value = _tag_value(program, tag)
 410         if value:
 411             metadata[tag] = value
 412
 413     rating = _tag_value(showing, 'tvRating')
 414     if rating:
 415         metadata['tvRating'] = rating
 416
 417     return metadata
 418
 419 def _nfo_vitems(source, metadata):
 420
 421     vItems = {'vGenre': 'genre',
 422               'vWriter': 'credits',
 423               'vDirector': 'director',
 424               'vActor': 'actor/name'}
 425
 426     for key in vItems:
 427         data = _vtag_data_alternate(source, vItems[key])
 428         if data:
 429             metadata.setdefault(key, [])
 430             for dat in data:
 431                 if not dat in metadata[key]:
 432                     metadata[key].append(dat)
 433
 434     if 'vGenre' in metadata:
 435         metadata['vSeriesGenre'] = metadata['vProgramGenre'] = metadata['vGenre']
 436
 437     return metadata
 438
 439 def _parse_nfo(nfo_path, nfo_data=None):
 440     # nfo files can contain XML or a URL to seed the XBMC metadata scrapers
 441     # It's also possible to have both (a URL after the XML metadata)
 442     # pyTivo only parses the XML metadata, but we'll try to stip the URL
 443     # from mixed XML/URL files.  Returns `None` when XML can't be parsed.
 444     if nfo_data is None:
 445         nfo_data = [line.strip() for line in file(nfo_path, 'rU')]
 446     xmldoc = None
 447     try:
 448         xmldoc = minidom.parseString(os.linesep.join(nfo_data))
 449     except expat.ExpatError, err:
 450         if expat.ErrorString(err.code) == expat.errors.XML_ERROR_INVALID_TOKEN:
 451             # might be a URL outside the xml
 452             while len(nfo_data) > err.lineno:
 453                 if len(nfo_data[-1]) == 0:
 454                     nfo_data.pop()
 455                 else:
 456                     break
 457             if len(nfo_data) == err.lineno:
 458                 # last non-blank line contains the error
 459                 nfo_data.pop()
 460                 return _parse_nfo(nfo_path, nfo_data)
 461     return xmldoc
 462
 463 def _from_tvshow_nfo(tvshow_nfo_path):
 464     if tvshow_nfo_path in nfo_cache:
 465         return nfo_cache[tvshow_nfo_path]
 466
 467     items = {'description': 'plot',
 468              'title': 'title',
 469              'seriesTitle': 'showtitle',
 470              'starRating': 'rating',
 471              'tvRating': 'mpaa'}
 472
 473     nfo_cache[tvshow_nfo_path] = metadata = {}
 474
 475     xmldoc = _parse_nfo(tvshow_nfo_path)
 476     if not xmldoc:
 477         return metadata
 478
 479     tvshow = xmldoc.getElementsByTagName('tvshow')
 480     if tvshow:
 481         tvshow = tvshow[0]
 482     else:
 483         return metadata
 484
 485     for item in items:
 486         data = tag_data(tvshow, items[item])
 487         if data:
 488             metadata[item] = data
 489
 490     metadata = _nfo_vitems(tvshow, metadata)
 491
 492     nfo_cache[tvshow_nfo_path] = metadata
 493     return metadata
 494
 495 def _from_episode_nfo(nfo_path, xmldoc):
 496     metadata = {}
 497
 498     items = {'description': 'plot',
 499              'episodeTitle': 'title',
 500              'seriesTitle': 'showtitle',
 501              'originalAirDate': 'aired',
 502              'starRating': 'rating',
 503              'tvRating': 'mpaa'}
 504
 505     # find tvshow.nfo
 506     path = nfo_path
 507     while True:
 508         basepath = os.path.dirname(path)
 509         if path == basepath:
 510             break
 511         path = basepath
 512         tv_nfo = os.path.join(path, 'tvshow.nfo')
 513         if os.path.exists(tv_nfo):
 514             metadata.update(_from_tvshow_nfo(tv_nfo))
 515             break
 516
 517     episode = xmldoc.getElementsByTagName('episodedetails')
 518     if episode:
 519         episode = episode[0]
 520     else:
 521         return metadata
 522
 523     metadata['isEpisode'] = 'true'
 524     for item in items:
 525         data = tag_data(episode, items[item])
 526         if data:
 527             metadata[item] = data
 528
 529     season = tag_data(episode, 'displayseason')
 530     if not season or season == "-1":
 531         season = tag_data(episode, 'season')
 532     if not season:
 533         season = 1
 534
 535     ep_num = tag_data(episode, 'displayepisode')
 536     if not ep_num or ep_num == "-1":
 537         ep_num = tag_data(episode, 'episode')
 538     if ep_num and ep_num != "-1":
 539         metadata['episodeNumber'] = "%d%02d" % (int(season), int(ep_num))
 540
 541     if 'originalAirDate' in metadata:
 542         metadata['originalAirDate'] += 'T00:00:00Z'
 543
 544     metadata = _nfo_vitems(episode, metadata)
 545
 546     return metadata
 547
 548 def _from_movie_nfo(xmldoc):
 549     metadata = {}
 550
 551     movie = xmldoc.getElementsByTagName('movie')
 552     if movie:
 553         movie = movie[0]
 554     else:
 555         return metadata
 556
 557     items = {'description': 'plot',
 558              'title': 'title',
 559              'movieYear': 'year',
 560              'starRating': 'rating',
 561              'mpaaRating': 'mpaa'}
 562
 563     metadata['isEpisode'] = 'false'
 564
 565     for item in items:
 566         data = tag_data(movie, items[item])
 567         if data:
 568             metadata[item] = data
 569
 570     metadata['movieYear'] = "%04d" % int(metadata.get('movieYear', 0))
 571
 572     metadata = _nfo_vitems(movie, metadata)
 573     return metadata
 574
 575 def from_nfo(full_path):
 576     if full_path in nfo_cache:
 577         return nfo_cache[full_path]
 578
 579     metadata = nfo_cache[full_path] = {}
 580
 581     nfo_path = "%s.nfo" % os.path.splitext(full_path)[0]
 582     if not os.path.exists(nfo_path):
 583         return metadata
 584
 585     xmldoc = _parse_nfo(nfo_path)
 586     if not xmldoc:
 587         return metadata
 588
 589     if xmldoc.getElementsByTagName('episodedetails'):
 590         # it's an episode
 591         metadata.update(_from_episode_nfo(nfo_path, xmldoc))
 592     elif xmldoc.getElementsByTagName('movie'):
 593         # it's a movie
 594         metadata.update(_from_movie_nfo(xmldoc))
 595
 596     # common nfo cleanup
 597     if 'starRating' in metadata:
 598         # .NFO 0-10 -> TiVo 1-7
 599         rating = int(float(metadata['starRating']) * 6 / 10 + 1.5)
 600         metadata['starRating'] = rating
 601
 602     for key, mapping in [('mpaaRating', MPAA_RATINGS),
 603                          ('tvRating', TV_RATINGS)]:
 604         if key in metadata:
 605             rating = mapping.get(metadata[key], None)
 606             if rating:
 607                 metadata[key] = str(rating)
 608             else:
 609                 del metadata[key]
 610
 611     nfo_cache[full_path] = metadata
 612     return metadata
 613
 614 def from_tivo(full_path):
 615     if full_path in tivo_cache:
 616         return tivo_cache[full_path]
 617
 618     tdcat_path = config.get_bin('tdcat')
 619     tivo_mak = config.get_server('tivo_mak')
 620     try:
 621         assert(tdcat_path and tivo_mak)
 622         fname = unicode(full_path, 'utf-8')
 623         if mswindows:
 624             fname = fname.encode('iso8859-1')
 625         tcmd = [tdcat_path, '-m', tivo_mak, '-2', fname]
 626         tdcat = subprocess.Popen(tcmd, stdout=subprocess.PIPE)
 627         metadata = from_details(tdcat.stdout)
 628         tivo_cache[full_path] = metadata
 629     except:
 630         metadata = {}
 631
 632     return metadata
 633
 634 def force_utf8(text):
 635     if type(text) == str:
 636         try:
 637             text = text.decode('utf8')
 638         except:
 639             if sys.platform == 'darwin':
 640                 text = text.decode('macroman')
 641             else:
 642                 text = text.decode('iso8859-1')
 643     return text.encode('utf-8')
 644
 645 def dump(output, metadata):
 646     for key in metadata:
 647         value = metadata[key]
 648         if type(value) == list:
 649             for item in value:
 650                 output.write('%s: %s\n' % (key, item.encode('utf-8')))
 651         else:
 652             if key in HUMAN and value in HUMAN[key]:
 653                 output.write('%s: %s\n' % (key, HUMAN[key][value]))
 654             else:
 655                 output.write('%s: %s\n' % (key, value.encode('utf-8')))
 656
 657 if __name__ == '__main__':
 658     if len(sys.argv) > 1:
 659         metadata = {}
 660         fname = force_utf8(sys.argv[1])
 661         ext = os.path.splitext(fname)[1].lower()
 662         if ext == '.tivo':
 663             config.init([])
 664             metadata.update(from_tivo(fname))
 665         elif ext in ['.mp4', '.m4v', '.mov']:
 666             metadata.update(from_moov(fname))
 667         elif ext in ['.dvr-ms', '.asf', '.wmv']:
 668             metadata.update(from_dvrms(fname))
 669         elif ext == '.wtv':
 670             vInfo = plugins.video.transcode.video_info(fname)
 671             metadata.update(from_mscore(vInfo['rawmeta']))
 672         dump(sys.stdout, metadata)