_ Git - youtube-dl/blob - youtube_dl/extractor/bbc.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import re
   5
   6 from .common import InfoExtractor
   7 from ..utils import (
   8     dict_get,
   9     ExtractorError,
  10     float_or_none,
  11     int_or_none,
  12     parse_duration,
  13     parse_iso8601,
  14     try_get,
  15     unescapeHTML,
  16 )
  17 from ..compat import (
  18     compat_etree_fromstring,
  19     compat_HTTPError,
  20 )
  21
  22
  23 class BBCCoUkIE(InfoExtractor):
  24     IE_NAME = 'bbc.co.uk'
  25     IE_DESC = 'BBC iPlayer'
  26     _ID_REGEX = r'[pb][\da-z]{7}'
  27     _VALID_URL = r'''(?x)
  28                     https?://
  29                         (?:www\.)?bbc\.co\.uk/
  30                         (?:
  31                             programmes/(?!articles/)|
  32                             iplayer(?:/[^/]+)?/(?:episode/|playlist/)|
  33                             music/clips[/#]|
  34                             radio/player/
  35                         )
  36                         (?P<id>%s)(?!/(?:episodes|broadcasts|clips))
  37                     ''' % _ID_REGEX
  38
  39     _MEDIASELECTOR_URLS = [
  40         # Provides HQ HLS streams with even better quality that pc mediaset but fails
  41         # with geolocation in some cases when it's even not geo restricted at all (e.g.
  42         # http://www.bbc.co.uk/programmes/b06bp7lf). Also may fail with selectionunavailable.
  43         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
  44         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/pc/vpid/%s',
  45     ]
  46
  47     _MEDIASELECTION_NS = 'http://bbc.co.uk/2008/mp/mediaselection'
  48     _EMP_PLAYLIST_NS = 'http://bbc.co.uk/2008/emp/playlist'
  49
  50     _NAMESPACES = (
  51         _MEDIASELECTION_NS,
  52         _EMP_PLAYLIST_NS,
  53     )
  54
  55     _TESTS = [
  56         {
  57             'url': 'http://www.bbc.co.uk/programmes/b039g8p7',
  58             'info_dict': {
  59                 'id': 'b039d07m',
  60                 'ext': 'flv',
  61                 'title': 'Leonard Cohen, Kaleidoscope - BBC Radio 4',
  62                 'description': 'The Canadian poet and songwriter reflects on his musical career.',
  63             },
  64             'params': {
  65                 # rtmp download
  66                 'skip_download': True,
  67             }
  68         },
  69         {
  70             'url': 'http://www.bbc.co.uk/iplayer/episode/b00yng5w/The_Man_in_Black_Series_3_The_Printed_Name/',
  71             'info_dict': {
  72                 'id': 'b00yng1d',
  73                 'ext': 'flv',
  74                 'title': 'The Man in Black: Series 3: The Printed Name',
  75                 'description': "Mark Gatiss introduces Nicholas Pierpan's chilling tale of a writer's devilish pact with a mysterious man. Stars Ewan Bailey.",
  76                 'duration': 1800,
  77             },
  78             'params': {
  79                 # rtmp download
  80                 'skip_download': True,
  81             },
  82             'skip': 'Episode is no longer available on BBC iPlayer Radio',
  83         },
  84         {
  85             'url': 'http://www.bbc.co.uk/iplayer/episode/b03vhd1f/The_Voice_UK_Series_3_Blind_Auditions_5/',
  86             'info_dict': {
  87                 'id': 'b00yng1d',
  88                 'ext': 'flv',
  89                 'title': 'The Voice UK: Series 3: Blind Auditions 5',
  90                 'description': 'Emma Willis and Marvin Humes present the fifth set of blind auditions in the singing competition, as the coaches continue to build their teams based on voice alone.',
  91                 'duration': 5100,
  92             },
  93             'params': {
  94                 # rtmp download
  95                 'skip_download': True,
  96             },
  97             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
  98         },
  99         {
 100             'url': 'http://www.bbc.co.uk/iplayer/episode/p026c7jt/tomorrows-worlds-the-unearthly-history-of-science-fiction-2-invasion',
 101             'info_dict': {
 102                 'id': 'b03k3pb7',
 103                 'ext': 'flv',
 104                 'title': "Tomorrow's Worlds: The Unearthly History of Science Fiction",
 105                 'description': '2. Invasion',
 106                 'duration': 3600,
 107             },
 108             'params': {
 109                 # rtmp download
 110                 'skip_download': True,
 111             },
 112             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 113         }, {
 114             'url': 'http://www.bbc.co.uk/programmes/b04v20dw',
 115             'info_dict': {
 116                 'id': 'b04v209v',
 117                 'ext': 'flv',
 118                 'title': 'Pete Tong, The Essential New Tune Special',
 119                 'description': "Pete has a very special mix - all of 2014's Essential New Tunes!",
 120                 'duration': 10800,
 121             },
 122             'params': {
 123                 # rtmp download
 124                 'skip_download': True,
 125             },
 126             'skip': 'Episode is no longer available on BBC iPlayer Radio',
 127         }, {
 128             'url': 'http://www.bbc.co.uk/music/clips/p022h44b',
 129             'note': 'Audio',
 130             'info_dict': {
 131                 'id': 'p022h44j',
 132                 'ext': 'flv',
 133                 'title': 'BBC Proms Music Guides, Rachmaninov: Symphonic Dances',
 134                 'description': "In this Proms Music Guide, Andrew McGregor looks at Rachmaninov's Symphonic Dances.",
 135                 'duration': 227,
 136             },
 137             'params': {
 138                 # rtmp download
 139                 'skip_download': True,
 140             }
 141         }, {
 142             'url': 'http://www.bbc.co.uk/music/clips/p025c0zz',
 143             'note': 'Video',
 144             'info_dict': {
 145                 'id': 'p025c103',
 146                 'ext': 'flv',
 147                 'title': 'Reading and Leeds Festival, 2014, Rae Morris - Closer (Live on BBC Three)',
 148                 'description': 'Rae Morris performs Closer for BBC Three at Reading 2014',
 149                 'duration': 226,
 150             },
 151             'params': {
 152                 # rtmp download
 153                 'skip_download': True,
 154             }
 155         }, {
 156             'url': 'http://www.bbc.co.uk/iplayer/episode/b054fn09/ad/natural-world-20152016-2-super-powered-owls',
 157             'info_dict': {
 158                 'id': 'p02n76xf',
 159                 'ext': 'flv',
 160                 'title': 'Natural World, 2015-2016: 2. Super Powered Owls',
 161                 'description': 'md5:e4db5c937d0e95a7c6b5e654d429183d',
 162                 'duration': 3540,
 163             },
 164             'params': {
 165                 # rtmp download
 166                 'skip_download': True,
 167             },
 168             'skip': 'geolocation',
 169         }, {
 170             'url': 'http://www.bbc.co.uk/iplayer/episode/b05zmgwn/royal-academy-summer-exhibition',
 171             'info_dict': {
 172                 'id': 'b05zmgw1',
 173                 'ext': 'flv',
 174                 'description': 'Kirsty Wark and Morgan Quaintance visit the Royal Academy as it prepares for its annual artistic extravaganza, meeting people who have come together to make the show unique.',
 175                 'title': 'Royal Academy Summer Exhibition',
 176                 'duration': 3540,
 177             },
 178             'params': {
 179                 # rtmp download
 180                 'skip_download': True,
 181             },
 182             'skip': 'geolocation',
 183         }, {
 184             # iptv-all mediaset fails with geolocation however there is no geo restriction
 185             # for this programme at all
 186             'url': 'http://www.bbc.co.uk/programmes/b06rkn85',
 187             'info_dict': {
 188                 'id': 'b06rkms3',
 189                 'ext': 'flv',
 190                 'title': "Best of the Mini-Mixes 2015: Part 3, Annie Mac's Friday Night - BBC Radio 1",
 191                 'description': "Annie has part three in the Best of the Mini-Mixes 2015, plus the year's Most Played!",
 192             },
 193             'params': {
 194                 # rtmp download
 195                 'skip_download': True,
 196             },
 197             'skip': 'Now it\'s really geo-restricted',
 198         }, {
 199             # compact player (https://github.com/rg3/youtube-dl/issues/8147)
 200             'url': 'http://www.bbc.co.uk/programmes/p028bfkf/player',
 201             'info_dict': {
 202                 'id': 'p028bfkj',
 203                 'ext': 'flv',
 204                 'title': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 205                 'description': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 206             },
 207             'params': {
 208                 # rtmp download
 209                 'skip_download': True,
 210             },
 211         }, {
 212             'url': 'http://www.bbc.co.uk/iplayer/playlist/p01dvks4',
 213             'only_matching': True,
 214         }, {
 215             'url': 'http://www.bbc.co.uk/music/clips#p02frcc3',
 216             'only_matching': True,
 217         }, {
 218             'url': 'http://www.bbc.co.uk/iplayer/cbeebies/episode/b0480276/bing-14-atchoo',
 219             'only_matching': True,
 220         }, {
 221             'url': 'http://www.bbc.co.uk/radio/player/p03cchwf',
 222             'only_matching': True,
 223         }
 224     ]
 225
 226     class MediaSelectionError(Exception):
 227         def __init__(self, id):
 228             self.id = id
 229
 230     def _extract_asx_playlist(self, connection, programme_id):
 231         asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
 232         return [ref.get('href') for ref in asx.findall('./Entry/ref')]
 233
 234     def _extract_items(self, playlist):
 235         return playlist.findall('./{%s}item' % self._EMP_PLAYLIST_NS)
 236
 237     def _findall_ns(self, element, xpath):
 238         elements = []
 239         for ns in self._NAMESPACES:
 240             elements.extend(element.findall(xpath % ns))
 241         return elements
 242
 243     def _extract_medias(self, media_selection):
 244         error = media_selection.find('./{%s}error' % self._MEDIASELECTION_NS)
 245         if error is None:
 246             media_selection.find('./{%s}error' % self._EMP_PLAYLIST_NS)
 247         if error is not None:
 248             raise BBCCoUkIE.MediaSelectionError(error.get('id'))
 249         return self._findall_ns(media_selection, './{%s}media')
 250
 251     def _extract_connections(self, media):
 252         return self._findall_ns(media, './{%s}connection')
 253
 254     def _get_subtitles(self, media, programme_id):
 255         subtitles = {}
 256         for connection in self._extract_connections(media):
 257             captions = self._download_xml(connection.get('href'), programme_id, 'Downloading captions')
 258             lang = captions.get('{http://www.w3.org/XML/1998/namespace}lang', 'en')
 259             subtitles[lang] = [
 260                 {
 261                     'url': connection.get('href'),
 262                     'ext': 'ttml',
 263                 },
 264             ]
 265         return subtitles
 266
 267     def _raise_extractor_error(self, media_selection_error):
 268         raise ExtractorError(
 269             '%s returned error: %s' % (self.IE_NAME, media_selection_error.id),
 270             expected=True)
 271
 272     def _download_media_selector(self, programme_id):
 273         last_exception = None
 274         for mediaselector_url in self._MEDIASELECTOR_URLS:
 275             try:
 276                 return self._download_media_selector_url(
 277                     mediaselector_url % programme_id, programme_id)
 278             except BBCCoUkIE.MediaSelectionError as e:
 279                 if e.id in ('notukerror', 'geolocation', 'selectionunavailable'):
 280                     last_exception = e
 281                     continue
 282                 self._raise_extractor_error(e)
 283         self._raise_extractor_error(last_exception)
 284
 285     def _download_media_selector_url(self, url, programme_id=None):
 286         try:
 287             media_selection = self._download_xml(
 288                 url, programme_id, 'Downloading media selection XML')
 289         except ExtractorError as ee:
 290             if isinstance(ee.cause, compat_HTTPError) and ee.cause.code in (403, 404):
 291                 media_selection = compat_etree_fromstring(ee.cause.read().decode('utf-8'))
 292             else:
 293                 raise
 294         return self._process_media_selector(media_selection, programme_id)
 295
 296     def _process_media_selector(self, media_selection, programme_id):
 297         formats = []
 298         subtitles = None
 299         urls = []
 300
 301         for media in self._extract_medias(media_selection):
 302             kind = media.get('kind')
 303             if kind in ('video', 'audio'):
 304                 bitrate = int_or_none(media.get('bitrate'))
 305                 encoding = media.get('encoding')
 306                 service = media.get('service')
 307                 width = int_or_none(media.get('width'))
 308                 height = int_or_none(media.get('height'))
 309                 file_size = int_or_none(media.get('media_file_size'))
 310                 for connection in self._extract_connections(media):
 311                     href = connection.get('href')
 312                     if href in urls:
 313                         continue
 314                     if href:
 315                         urls.append(href)
 316                     conn_kind = connection.get('kind')
 317                     protocol = connection.get('protocol')
 318                     supplier = connection.get('supplier')
 319                     transfer_format = connection.get('transferFormat')
 320                     format_id = supplier or conn_kind or protocol
 321                     if service:
 322                         format_id = '%s_%s' % (service, format_id)
 323                     # ASX playlist
 324                     if supplier == 'asx':
 325                         for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
 326                             formats.append({
 327                                 'url': ref,
 328                                 'format_id': 'ref%s_%s' % (i, format_id),
 329                             })
 330                     elif transfer_format == 'dash':
 331                         formats.extend(self._extract_mpd_formats(
 332                             href, programme_id, mpd_id=format_id, fatal=False))
 333                     elif transfer_format == 'hls':
 334                         formats.extend(self._extract_m3u8_formats(
 335                             href, programme_id, ext='mp4', entry_protocol='m3u8_native',
 336                             m3u8_id=format_id, fatal=False))
 337                     elif transfer_format == 'hds':
 338                         formats.extend(self._extract_f4m_formats(
 339                             href, programme_id, f4m_id=format_id, fatal=False))
 340                     else:
 341                         if not service and not supplier and bitrate:
 342                             format_id += '-%d' % bitrate
 343                         fmt = {
 344                             'format_id': format_id,
 345                             'filesize': file_size,
 346                         }
 347                         if kind == 'video':
 348                             fmt.update({
 349                                 'width': width,
 350                                 'height': height,
 351                                 'vbr': bitrate,
 352                                 'vcodec': encoding,
 353                             })
 354                         else:
 355                             fmt.update({
 356                                 'abr': bitrate,
 357                                 'acodec': encoding,
 358                                 'vcodec': 'none',
 359                             })
 360                         if protocol == 'http':
 361                             # Direct link
 362                             fmt.update({
 363                                 'url': href,
 364                             })
 365                         elif protocol == 'rtmp':
 366                             application = connection.get('application', 'ondemand')
 367                             auth_string = connection.get('authString')
 368                             identifier = connection.get('identifier')
 369                             server = connection.get('server')
 370                             fmt.update({
 371                                 'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
 372                                 'play_path': identifier,
 373                                 'app': '%s?%s' % (application, auth_string),
 374                                 'page_url': 'http://www.bbc.co.uk',
 375                                 'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
 376                                 'rtmp_live': False,
 377                                 'ext': 'flv',
 378                             })
 379                         formats.append(fmt)
 380             elif kind == 'captions':
 381                 subtitles = self.extract_subtitles(media, programme_id)
 382         return formats, subtitles
 383
 384     def _download_playlist(self, playlist_id):
 385         try:
 386             playlist = self._download_json(
 387                 'http://www.bbc.co.uk/programmes/%s/playlist.json' % playlist_id,
 388                 playlist_id, 'Downloading playlist JSON')
 389
 390             version = playlist.get('defaultAvailableVersion')
 391             if version:
 392                 smp_config = version['smpConfig']
 393                 title = smp_config['title']
 394                 description = smp_config['summary']
 395                 for item in smp_config['items']:
 396                     kind = item['kind']
 397                     if kind != 'programme' and kind != 'radioProgramme':
 398                         continue
 399                     programme_id = item.get('vpid')
 400                     duration = int_or_none(item.get('duration'))
 401                     formats, subtitles = self._download_media_selector(programme_id)
 402                 return programme_id, title, description, duration, formats, subtitles
 403         except ExtractorError as ee:
 404             if not (isinstance(ee.cause, compat_HTTPError) and ee.cause.code == 404):
 405                 raise
 406
 407         # fallback to legacy playlist
 408         return self._process_legacy_playlist(playlist_id)
 409
 410     def _process_legacy_playlist_url(self, url, display_id):
 411         playlist = self._download_legacy_playlist_url(url, display_id)
 412         return self._extract_from_legacy_playlist(playlist, display_id)
 413
 414     def _process_legacy_playlist(self, playlist_id):
 415         return self._process_legacy_playlist_url(
 416             'http://www.bbc.co.uk/iplayer/playlist/%s' % playlist_id, playlist_id)
 417
 418     def _download_legacy_playlist_url(self, url, playlist_id=None):
 419         return self._download_xml(
 420             url, playlist_id, 'Downloading legacy playlist XML')
 421
 422     def _extract_from_legacy_playlist(self, playlist, playlist_id):
 423         no_items = playlist.find('./{%s}noItems' % self._EMP_PLAYLIST_NS)
 424         if no_items is not None:
 425             reason = no_items.get('reason')
 426             if reason == 'preAvailability':
 427                 msg = 'Episode %s is not yet available' % playlist_id
 428             elif reason == 'postAvailability':
 429                 msg = 'Episode %s is no longer available' % playlist_id
 430             elif reason == 'noMedia':
 431                 msg = 'Episode %s is not currently available' % playlist_id
 432             else:
 433                 msg = 'Episode %s is not available: %s' % (playlist_id, reason)
 434             raise ExtractorError(msg, expected=True)
 435
 436         for item in self._extract_items(playlist):
 437             kind = item.get('kind')
 438             if kind != 'programme' and kind != 'radioProgramme':
 439                 continue
 440             title = playlist.find('./{%s}title' % self._EMP_PLAYLIST_NS).text
 441             description_el = playlist.find('./{%s}summary' % self._EMP_PLAYLIST_NS)
 442             description = description_el.text if description_el is not None else None
 443
 444             def get_programme_id(item):
 445                 def get_from_attributes(item):
 446                     for p in('identifier', 'group'):
 447                         value = item.get(p)
 448                         if value and re.match(r'^[pb][\da-z]{7}$', value):
 449                             return value
 450                 get_from_attributes(item)
 451                 mediator = item.find('./{%s}mediator' % self._EMP_PLAYLIST_NS)
 452                 if mediator is not None:
 453                     return get_from_attributes(mediator)
 454
 455             programme_id = get_programme_id(item)
 456             duration = int_or_none(item.get('duration'))
 457
 458             if programme_id:
 459                 formats, subtitles = self._download_media_selector(programme_id)
 460             else:
 461                 formats, subtitles = self._process_media_selector(item, playlist_id)
 462                 programme_id = playlist_id
 463
 464         return programme_id, title, description, duration, formats, subtitles
 465
 466     def _real_extract(self, url):
 467         group_id = self._match_id(url)
 468
 469         webpage = self._download_webpage(url, group_id, 'Downloading video page')
 470
 471         programme_id = None
 472         duration = None
 473
 474         tviplayer = self._search_regex(
 475             r'mediator\.bind\(({.+?})\s*,\s*document\.getElementById',
 476             webpage, 'player', default=None)
 477
 478         if tviplayer:
 479             player = self._parse_json(tviplayer, group_id).get('player', {})
 480             duration = int_or_none(player.get('duration'))
 481             programme_id = player.get('vpid')
 482
 483         if not programme_id:
 484             programme_id = self._search_regex(
 485                 r'"vpid"\s*:\s*"(%s)"' % self._ID_REGEX, webpage, 'vpid', fatal=False, default=None)
 486
 487         if programme_id:
 488             formats, subtitles = self._download_media_selector(programme_id)
 489             title = self._og_search_title(webpage, default=None) or self._html_search_regex(
 490                 (r'<h2[^>]+id="parent-title"[^>]*>(.+?)</h2>',
 491                  r'<div[^>]+class="info"[^>]*>\s*<h1>(.+?)</h1>'), webpage, 'title')
 492             description = self._search_regex(
 493                 (r'<p class="[^"]*medium-description[^"]*">([^<]+)</p>',
 494                  r'<div[^>]+class="info_+synopsis"[^>]*>([^<]+)</div>'),
 495                 webpage, 'description', default=None)
 496             if not description:
 497                 description = self._html_search_meta('description', webpage)
 498         else:
 499             programme_id, title, description, duration, formats, subtitles = self._download_playlist(group_id)
 500
 501         self._sort_formats(formats)
 502
 503         return {
 504             'id': programme_id,
 505             'title': title,
 506             'description': description,
 507             'thumbnail': self._og_search_thumbnail(webpage, default=None),
 508             'duration': duration,
 509             'formats': formats,
 510             'subtitles': subtitles,
 511         }
 512
 513
 514 class BBCIE(BBCCoUkIE):
 515     IE_NAME = 'bbc'
 516     IE_DESC = 'BBC'
 517     _VALID_URL = r'https?://(?:www\.)?bbc\.(?:com|co\.uk)/(?:[^/]+/)+(?P<id>[^/#?]+)'
 518
 519     _MEDIASELECTOR_URLS = [
 520         # Provides HQ HLS streams but fails with geolocation in some cases when it's
 521         # even not geo restricted at all
 522         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
 523         # Provides more formats, namely direct mp4 links, but fails on some videos with
 524         # notukerror for non UK (?) users (e.g.
 525         # http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 526         'http://open.live.bbc.co.uk/mediaselector/4/mtis/stream/%s',
 527         # Provides fewer formats, but works everywhere for everybody (hopefully)
 528         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/journalism-pc/vpid/%s',
 529     ]
 530
 531     _TESTS = [{
 532         # article with multiple videos embedded with data-playable containing vpids
 533         'url': 'http://www.bbc.com/news/world-europe-32668511',
 534         'info_dict': {
 535             'id': 'world-europe-32668511',
 536             'title': 'Russia stages massive WW2 parade despite Western boycott',
 537             'description': 'md5:00ff61976f6081841f759a08bf78cc9c',
 538         },
 539         'playlist_count': 2,
 540     }, {
 541         # article with multiple videos embedded with data-playable (more videos)
 542         'url': 'http://www.bbc.com/news/business-28299555',
 543         'info_dict': {
 544             'id': 'business-28299555',
 545             'title': 'Farnborough Airshow: Video highlights',
 546             'description': 'BBC reports and video highlights at the Farnborough Airshow.',
 547         },
 548         'playlist_count': 9,
 549         'skip': 'Save time',
 550     }, {
 551         # article with multiple videos embedded with `new SMP()`
 552         # broken
 553         'url': 'http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460',
 554         'info_dict': {
 555             'id': '3662a707-0af9-3149-963f-47bea720b460',
 556             'title': 'BUGGER',
 557         },
 558         'playlist_count': 18,
 559     }, {
 560         # single video embedded with data-playable containing vpid
 561         'url': 'http://www.bbc.com/news/world-europe-32041533',
 562         'info_dict': {
 563             'id': 'p02mprgb',
 564             'ext': 'mp4',
 565             'title': 'Aerial footage showed the site of the crash in the Alps - courtesy BFM TV',
 566             'description': 'md5:2868290467291b37feda7863f7a83f54',
 567             'duration': 47,
 568             'timestamp': 1427219242,
 569             'upload_date': '20150324',
 570         },
 571         'params': {
 572             # rtmp download
 573             'skip_download': True,
 574         }
 575     }, {
 576         # article with single video embedded with data-playable containing XML playlist
 577         # with direct video links as progressiveDownloadUrl (for now these are extracted)
 578         # and playlist with f4m and m3u8 as streamingUrl
 579         'url': 'http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu',
 580         'info_dict': {
 581             'id': '150615_telabyad_kentin_cogu',
 582             'ext': 'mp4',
 583             'title': "YPG: Tel Abyad'ın tamamı kontrolümüzde",
 584             'description': 'md5:33a4805a855c9baf7115fcbde57e7025',
 585             'timestamp': 1434397334,
 586             'upload_date': '20150615',
 587         },
 588         'params': {
 589             'skip_download': True,
 590         }
 591     }, {
 592         # single video embedded with data-playable containing XML playlists (regional section)
 593         'url': 'http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw',
 594         'info_dict': {
 595             'id': '150619_video_honduras_militares_hospitales_corrupcion_aw',
 596             'ext': 'mp4',
 597             'title': 'Honduras militariza sus hospitales por nuevo escándalo de corrupción',
 598             'description': 'md5:1525f17448c4ee262b64b8f0c9ce66c8',
 599             'timestamp': 1434713142,
 600             'upload_date': '20150619',
 601         },
 602         'params': {
 603             'skip_download': True,
 604         }
 605     }, {
 606         # single video from video playlist embedded with vxp-playlist-data JSON
 607         'url': 'http://www.bbc.com/news/video_and_audio/must_see/33376376',
 608         'info_dict': {
 609             'id': 'p02w6qjc',
 610             'ext': 'mp4',
 611             'title': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 612             'duration': 56,
 613             'description': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 614         },
 615         'params': {
 616             'skip_download': True,
 617         }
 618     }, {
 619         # single video story with digitalData
 620         'url': 'http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret',
 621         'info_dict': {
 622             'id': 'p02q6gc4',
 623             'ext': 'flv',
 624             'title': 'Sri Lanka’s spicy secret',
 625             'description': 'As a new train line to Jaffna opens up the country’s north, travellers can experience a truly distinct slice of Tamil culture.',
 626             'timestamp': 1437674293,
 627             'upload_date': '20150723',
 628         },
 629         'params': {
 630             # rtmp download
 631             'skip_download': True,
 632         }
 633     }, {
 634         # single video story without digitalData
 635         'url': 'http://www.bbc.com/autos/story/20130513-hyundais-rock-star',
 636         'info_dict': {
 637             'id': 'p018zqqg',
 638             'ext': 'mp4',
 639             'title': 'Hyundai Santa Fe Sport: Rock star',
 640             'description': 'md5:b042a26142c4154a6e472933cf20793d',
 641             'timestamp': 1415867444,
 642             'upload_date': '20141113',
 643         },
 644         'params': {
 645             # rtmp download
 646             'skip_download': True,
 647         }
 648     }, {
 649         # single video embedded with Morph
 650         'url': 'http://www.bbc.co.uk/sport/live/olympics/36895975',
 651         'info_dict': {
 652             'id': 'p041vhd0',
 653             'ext': 'mp4',
 654             'title': "Nigeria v Japan - Men's First Round",
 655             'description': 'Live coverage of the first round from Group B at the Amazonia Arena.',
 656             'duration': 7980,
 657             'uploader': 'BBC Sport',
 658             'uploader_id': 'bbc_sport',
 659         },
 660         'params': {
 661             # m3u8 download
 662             'skip_download': True,
 663         },
 664         'skip': 'Georestricted to UK',
 665     }, {
 666         # single video with playlist.sxml URL in playlist param
 667         'url': 'http://www.bbc.com/sport/0/football/33653409',
 668         'info_dict': {
 669             'id': 'p02xycnp',
 670             'ext': 'mp4',
 671             'title': 'Transfers: Cristiano Ronaldo to Man Utd, Arsenal to spend?',
 672             'description': 'BBC Sport\'s David Ornstein has the latest transfer gossip, including rumours of a Manchester United return for Cristiano Ronaldo.',
 673             'duration': 140,
 674         },
 675         'params': {
 676             # rtmp download
 677             'skip_download': True,
 678         }
 679     }, {
 680         # article with multiple videos embedded with playlist.sxml in playlist param
 681         'url': 'http://www.bbc.com/sport/0/football/34475836',
 682         'info_dict': {
 683             'id': '34475836',
 684             'title': 'Jurgen Klopp: Furious football from a witty and winning coach',
 685             'description': 'Fast-paced football, wit, wisdom and a ready smile - why Liverpool fans should come to love new boss Jurgen Klopp.',
 686         },
 687         'playlist_count': 3,
 688     }, {
 689         # school report article with single video
 690         'url': 'http://www.bbc.co.uk/schoolreport/35744779',
 691         'info_dict': {
 692             'id': '35744779',
 693             'title': 'School which breaks down barriers in Jerusalem',
 694         },
 695         'playlist_count': 1,
 696     }, {
 697         # single video with playlist URL from weather section
 698         'url': 'http://www.bbc.com/weather/features/33601775',
 699         'only_matching': True,
 700     }, {
 701         # custom redirection to www.bbc.com
 702         'url': 'http://www.bbc.co.uk/news/science-environment-33661876',
 703         'only_matching': True,
 704     }, {
 705         # single video article embedded with data-media-vpid
 706         'url': 'http://www.bbc.co.uk/sport/rowing/35908187',
 707         'only_matching': True,
 708     }]
 709
 710     @classmethod
 711     def suitable(cls, url):
 712         EXCLUDE_IE = (BBCCoUkIE, BBCCoUkArticleIE, BBCCoUkIPlayerPlaylistIE, BBCCoUkPlaylistIE)
 713         return (False if any(ie.suitable(url) for ie in EXCLUDE_IE)
 714                 else super(BBCIE, cls).suitable(url))
 715
 716     def _extract_from_media_meta(self, media_meta, video_id):
 717         # Direct links to media in media metadata (e.g.
 718         # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 719         # TODO: there are also f4m and m3u8 streams incorporated in playlist.sxml
 720         source_files = media_meta.get('sourceFiles')
 721         if source_files:
 722             return [{
 723                 'url': f['url'],
 724                 'format_id': format_id,
 725                 'ext': f.get('encoding'),
 726                 'tbr': float_or_none(f.get('bitrate'), 1000),
 727                 'filesize': int_or_none(f.get('filesize')),
 728             } for format_id, f in source_files.items() if f.get('url')], []
 729
 730         programme_id = media_meta.get('externalId')
 731         if programme_id:
 732             return self._download_media_selector(programme_id)
 733
 734         # Process playlist.sxml as legacy playlist
 735         href = media_meta.get('href')
 736         if href:
 737             playlist = self._download_legacy_playlist_url(href)
 738             _, _, _, _, formats, subtitles = self._extract_from_legacy_playlist(playlist, video_id)
 739             return formats, subtitles
 740
 741         return [], []
 742
 743     def _extract_from_playlist_sxml(self, url, playlist_id, timestamp):
 744         programme_id, title, description, duration, formats, subtitles = \
 745             self._process_legacy_playlist_url(url, playlist_id)
 746         self._sort_formats(formats)
 747         return {
 748             'id': programme_id,
 749             'title': title,
 750             'description': description,
 751             'duration': duration,
 752             'timestamp': timestamp,
 753             'formats': formats,
 754             'subtitles': subtitles,
 755         }
 756
 757     def _real_extract(self, url):
 758         playlist_id = self._match_id(url)
 759
 760         webpage = self._download_webpage(url, playlist_id)
 761
 762         json_ld_info = self._search_json_ld(webpage, playlist_id, default=None)
 763         timestamp = json_ld_info.get('timestamp')
 764
 765         playlist_title = json_ld_info.get('title')
 766         if not playlist_title:
 767             playlist_title = self._og_search_title(
 768                 webpage, default=None) or self._html_search_regex(
 769                 r'<title>(.+?)</title>', webpage, 'playlist title', default=None)
 770             if playlist_title:
 771                 playlist_title = re.sub(r'(.+)\s*-\s*BBC.*?$', r'\1', playlist_title).strip()
 772
 773         playlist_description = json_ld_info.get(
 774             'description') or self._og_search_description(webpage, default=None)
 775
 776         if not timestamp:
 777             timestamp = parse_iso8601(self._search_regex(
 778                 [r'<meta[^>]+property="article:published_time"[^>]+content="([^"]+)"',
 779                  r'itemprop="datePublished"[^>]+datetime="([^"]+)"',
 780                  r'"datePublished":\s*"([^"]+)'],
 781                 webpage, 'date', default=None))
 782
 783         entries = []
 784
 785         # article with multiple videos embedded with playlist.sxml (e.g.
 786         # http://www.bbc.com/sport/0/football/34475836)
 787         playlists = re.findall(r'<param[^>]+name="playlist"[^>]+value="([^"]+)"', webpage)
 788         playlists.extend(re.findall(r'data-media-id="([^"]+/playlist\.sxml)"', webpage))
 789         if playlists:
 790             entries = [
 791                 self._extract_from_playlist_sxml(playlist_url, playlist_id, timestamp)
 792                 for playlist_url in playlists]
 793
 794         # news article with multiple videos embedded with data-playable
 795         data_playables = re.findall(r'data-playable=(["\'])({.+?})\1', webpage)
 796         if data_playables:
 797             for _, data_playable_json in data_playables:
 798                 data_playable = self._parse_json(
 799                     unescapeHTML(data_playable_json), playlist_id, fatal=False)
 800                 if not data_playable:
 801                     continue
 802                 settings = data_playable.get('settings', {})
 803                 if settings:
 804                     # data-playable with video vpid in settings.playlistObject.items (e.g.
 805                     # http://www.bbc.com/news/world-us-canada-34473351)
 806                     playlist_object = settings.get('playlistObject', {})
 807                     if playlist_object:
 808                         items = playlist_object.get('items')
 809                         if items and isinstance(items, list):
 810                             title = playlist_object['title']
 811                             description = playlist_object.get('summary')
 812                             duration = int_or_none(items[0].get('duration'))
 813                             programme_id = items[0].get('vpid')
 814                             formats, subtitles = self._download_media_selector(programme_id)
 815                             self._sort_formats(formats)
 816                             entries.append({
 817                                 'id': programme_id,
 818                                 'title': title,
 819                                 'description': description,
 820                                 'timestamp': timestamp,
 821                                 'duration': duration,
 822                                 'formats': formats,
 823                                 'subtitles': subtitles,
 824                             })
 825                     else:
 826                         # data-playable without vpid but with a playlist.sxml URLs
 827                         # in otherSettings.playlist (e.g.
 828                         # http://www.bbc.com/turkce/multimedya/2015/10/151010_vid_ankara_patlama_ani)
 829                         playlist = data_playable.get('otherSettings', {}).get('playlist', {})
 830                         if playlist:
 831                             entry = None
 832                             for key in ('streaming', 'progressiveDownload'):
 833                                 playlist_url = playlist.get('%sUrl' % key)
 834                                 if not playlist_url:
 835                                     continue
 836                                 try:
 837                                     info = self._extract_from_playlist_sxml(
 838                                         playlist_url, playlist_id, timestamp)
 839                                     if not entry:
 840                                         entry = info
 841                                     else:
 842                                         entry['title'] = info['title']
 843                                         entry['formats'].extend(info['formats'])
 844                                 except Exception as e:
 845                                     # Some playlist URL may fail with 500, at the same time
 846                                     # the other one may work fine (e.g.
 847                                     # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 848                                     if isinstance(e.cause, compat_HTTPError) and e.cause.code == 500:
 849                                         continue
 850                                     raise
 851                             if entry:
 852                                 self._sort_formats(entry['formats'])
 853                                 entries.append(entry)
 854
 855         if entries:
 856             return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
 857
 858         # single video story (e.g. http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 859         programme_id = self._search_regex(
 860             [r'data-(?:video-player|media)-vpid="(%s)"' % self._ID_REGEX,
 861              r'<param[^>]+name="externalIdentifier"[^>]+value="(%s)"' % self._ID_REGEX,
 862              r'videoId\s*:\s*["\'](%s)["\']' % self._ID_REGEX],
 863             webpage, 'vpid', default=None)
 864
 865         if programme_id:
 866             formats, subtitles = self._download_media_selector(programme_id)
 867             self._sort_formats(formats)
 868             # digitalData may be missing (e.g. http://www.bbc.com/autos/story/20130513-hyundais-rock-star)
 869             digital_data = self._parse_json(
 870                 self._search_regex(
 871                     r'var\s+digitalData\s*=\s*({.+?});?\n', webpage, 'digital data', default='{}'),
 872                 programme_id, fatal=False)
 873             page_info = digital_data.get('page', {}).get('pageInfo', {})
 874             title = page_info.get('pageName') or self._og_search_title(webpage)
 875             description = page_info.get('description') or self._og_search_description(webpage)
 876             timestamp = parse_iso8601(page_info.get('publicationDate')) or timestamp
 877             return {
 878                 'id': programme_id,
 879                 'title': title,
 880                 'description': description,
 881                 'timestamp': timestamp,
 882                 'formats': formats,
 883                 'subtitles': subtitles,
 884             }
 885
 886         # Morph based embed (e.g. http://www.bbc.co.uk/sport/live/olympics/36895975)
 887         # There are several setPayload calls may be present but the video
 888         # seems to be always related to the first one
 889         morph_payload = self._parse_json(
 890             self._search_regex(
 891                 r'Morph\.setPayload\([^,]+,\s*({.+?})\);',
 892                 webpage, 'morph payload', default='{}'),
 893             playlist_id, fatal=False)
 894         if morph_payload:
 895             components = try_get(morph_payload, lambda x: x['body']['components'], list) or []
 896             for component in components:
 897                 if not isinstance(component, dict):
 898                     continue
 899                 lead_media = try_get(component, lambda x: x['props']['leadMedia'], dict)
 900                 if not lead_media:
 901                     continue
 902                 identifiers = lead_media.get('identifiers')
 903                 if not identifiers or not isinstance(identifiers, dict):
 904                     continue
 905                 programme_id = identifiers.get('vpid') or identifiers.get('playablePid')
 906                 if not programme_id:
 907                     continue
 908                 title = lead_media.get('title') or self._og_search_title(webpage)
 909                 formats, subtitles = self._download_media_selector(programme_id)
 910                 self._sort_formats(formats)
 911                 description = lead_media.get('summary')
 912                 uploader = lead_media.get('masterBrand')
 913                 uploader_id = lead_media.get('mid')
 914                 duration = None
 915                 duration_d = lead_media.get('duration')
 916                 if isinstance(duration_d, dict):
 917                     duration = parse_duration(dict_get(
 918                         duration_d, ('rawDuration', 'formattedDuration', 'spokenDuration')))
 919                 return {
 920                     'id': programme_id,
 921                     'title': title,
 922                     'description': description,
 923                     'duration': duration,
 924                     'uploader': uploader,
 925                     'uploader_id': uploader_id,
 926                     'formats': formats,
 927                     'subtitles': subtitles,
 928                 }
 929
 930         def extract_all(pattern):
 931             return list(filter(None, map(
 932                 lambda s: self._parse_json(s, playlist_id, fatal=False),
 933                 re.findall(pattern, webpage))))
 934
 935         # Multiple video article (e.g.
 936         # http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460)
 937         EMBED_URL = r'https?://(?:www\.)?bbc\.co\.uk/(?:[^/]+/)+%s(?:\b[^"]+)?' % self._ID_REGEX
 938         entries = []
 939         for match in extract_all(r'new\s+SMP\(({.+?})\)'):
 940             embed_url = match.get('playerSettings', {}).get('externalEmbedUrl')
 941             if embed_url and re.match(EMBED_URL, embed_url):
 942                 entries.append(embed_url)
 943         entries.extend(re.findall(
 944             r'setPlaylist\("(%s)"\)' % EMBED_URL, webpage))
 945         if entries:
 946             return self.playlist_result(
 947                 [self.url_result(entry_, 'BBCCoUk') for entry_ in entries],
 948                 playlist_id, playlist_title, playlist_description)
 949
 950         # Multiple video article (e.g. http://www.bbc.com/news/world-europe-32668511)
 951         medias = extract_all(r"data-media-meta='({[^']+})'")
 952
 953         if not medias:
 954             # Single video article (e.g. http://www.bbc.com/news/video_and_audio/international)
 955             media_asset = self._search_regex(
 956                 r'mediaAssetPage\.init\(\s*({.+?}), "/',
 957                 webpage, 'media asset', default=None)
 958             if media_asset:
 959                 media_asset_page = self._parse_json(media_asset, playlist_id, fatal=False)
 960                 medias = []
 961                 for video in media_asset_page.get('videos', {}).values():
 962                     medias.extend(video.values())
 963
 964         if not medias:
 965             # Multiple video playlist with single `now playing` entry (e.g.
 966             # http://www.bbc.com/news/video_and_audio/must_see/33767813)
 967             vxp_playlist = self._parse_json(
 968                 self._search_regex(
 969                     r'<script[^>]+class="vxp-playlist-data"[^>]+type="application/json"[^>]*>([^<]+)</script>',
 970                     webpage, 'playlist data'),
 971                 playlist_id)
 972             playlist_medias = []
 973             for item in vxp_playlist:
 974                 media = item.get('media')
 975                 if not media:
 976                     continue
 977                 playlist_medias.append(media)
 978                 # Download single video if found media with asset id matching the video id from URL
 979                 if item.get('advert', {}).get('assetId') == playlist_id:
 980                     medias = [media]
 981                     break
 982             # Fallback to the whole playlist
 983             if not medias:
 984                 medias = playlist_medias
 985
 986         entries = []
 987         for num, media_meta in enumerate(medias, start=1):
 988             formats, subtitles = self._extract_from_media_meta(media_meta, playlist_id)
 989             if not formats:
 990                 continue
 991             self._sort_formats(formats)
 992
 993             video_id = media_meta.get('externalId')
 994             if not video_id:
 995                 video_id = playlist_id if len(medias) == 1 else '%s-%s' % (playlist_id, num)
 996
 997             title = media_meta.get('caption')
 998             if not title:
 999                 title = playlist_title if len(medias) == 1 else '%s - Video %s' % (playlist_title, num)
1000
1001             duration = int_or_none(media_meta.get('durationInSeconds')) or parse_duration(media_meta.get('duration'))
1002
1003             images = []
1004             for image in media_meta.get('images', {}).values():
1005                 images.extend(image.values())
1006             if 'image' in media_meta:
1007                 images.append(media_meta['image'])
1008
1009             thumbnails = [{
1010                 'url': image.get('href'),
1011                 'width': int_or_none(image.get('width')),
1012                 'height': int_or_none(image.get('height')),
1013             } for image in images]
1014
1015             entries.append({
1016                 'id': video_id,
1017                 'title': title,
1018                 'thumbnails': thumbnails,
1019                 'duration': duration,
1020                 'timestamp': timestamp,
1021                 'formats': formats,
1022                 'subtitles': subtitles,
1023             })
1024
1025         return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
1026
1027
1028 class BBCCoUkArticleIE(InfoExtractor):
1029     _VALID_URL = r'https?://www.bbc.co.uk/programmes/articles/(?P<id>[a-zA-Z0-9]+)'
1030     IE_NAME = 'bbc.co.uk:article'
1031     IE_DESC = 'BBC articles'
1032
1033     _TEST = {
1034         'url': 'http://www.bbc.co.uk/programmes/articles/3jNQLTMrPlYGTBn0WV6M2MS/not-your-typical-role-model-ada-lovelace-the-19th-century-programmer',
1035         'info_dict': {
1036             'id': '3jNQLTMrPlYGTBn0WV6M2MS',
1037             'title': 'Calculating Ada: The Countess of Computing - Not your typical role model: Ada Lovelace the 19th century programmer - BBC Four',
1038             'description': 'Hannah Fry reveals some of her surprising discoveries about Ada Lovelace during filming.',
1039         },
1040         'playlist_count': 4,
1041         'add_ie': ['BBCCoUk'],
1042     }
1043
1044     def _real_extract(self, url):
1045         playlist_id = self._match_id(url)
1046
1047         webpage = self._download_webpage(url, playlist_id)
1048
1049         title = self._og_search_title(webpage)
1050         description = self._og_search_description(webpage).strip()
1051
1052         entries = [self.url_result(programme_url) for programme_url in re.findall(
1053             r'<div[^>]+typeof="Clip"[^>]+resource="([^"]+)"', webpage)]
1054
1055         return self.playlist_result(entries, playlist_id, title, description)
1056
1057
1058 class BBCCoUkPlaylistBaseIE(InfoExtractor):
1059     def _real_extract(self, url):
1060         playlist_id = self._match_id(url)
1061
1062         webpage = self._download_webpage(url, playlist_id)
1063
1064         entries = [
1065             self.url_result(self._URL_TEMPLATE % video_id, BBCCoUkIE.ie_key())
1066             for video_id in re.findall(
1067                 self._VIDEO_ID_TEMPLATE % BBCCoUkIE._ID_REGEX, webpage)]
1068
1069         title, description = self._extract_title_and_description(webpage)
1070
1071         return self.playlist_result(entries, playlist_id, title, description)
1072
1073
1074 class BBCCoUkIPlayerPlaylistIE(BBCCoUkPlaylistBaseIE):
1075     IE_NAME = 'bbc.co.uk:iplayer:playlist'
1076     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/iplayer/(?:episodes|group)/(?P<id>%s)' % BBCCoUkIE._ID_REGEX
1077     _URL_TEMPLATE = 'http://www.bbc.co.uk/iplayer/episode/%s'
1078     _VIDEO_ID_TEMPLATE = r'data-ip-id=["\'](%s)'
1079     _TESTS = [{
1080         'url': 'http://www.bbc.co.uk/iplayer/episodes/b05rcz9v',
1081         'info_dict': {
1082             'id': 'b05rcz9v',
1083             'title': 'The Disappearance',
1084             'description': 'French thriller serial about a missing teenager.',
1085         },
1086         'playlist_mincount': 6,
1087         'skip': 'This programme is not currently available on BBC iPlayer',
1088     }, {
1089         # Available for over a year unlike 30 days for most other programmes
1090         'url': 'http://www.bbc.co.uk/iplayer/group/p02tcc32',
1091         'info_dict': {
1092             'id': 'p02tcc32',
1093             'title': 'Bohemian Icons',
1094             'description': 'md5:683e901041b2fe9ba596f2ab04c4dbe7',
1095         },
1096         'playlist_mincount': 10,
1097     }]
1098
1099     def _extract_title_and_description(self, webpage):
1100         title = self._search_regex(r'<h1>([^<]+)</h1>', webpage, 'title', fatal=False)
1101         description = self._search_regex(
1102             r'<p[^>]+class=(["\'])subtitle\1[^>]*>(?P<value>[^<]+)</p>',
1103             webpage, 'description', fatal=False, group='value')
1104         return title, description
1105
1106
1107 class BBCCoUkPlaylistIE(BBCCoUkPlaylistBaseIE):
1108     IE_NAME = 'bbc.co.uk:playlist'
1109     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/(?P<id>%s)/(?:episodes|broadcasts|clips)' % BBCCoUkIE._ID_REGEX
1110     _URL_TEMPLATE = 'http://www.bbc.co.uk/programmes/%s'
1111     _VIDEO_ID_TEMPLATE = r'data-pid=["\'](%s)'
1112     _TESTS = [{
1113         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1114         'info_dict': {
1115             'id': 'b05rcz9v',
1116             'title': 'The Disappearance - Clips - BBC Four',
1117             'description': 'French thriller serial about a missing teenager.',
1118         },
1119         'playlist_mincount': 7,
1120     }, {
1121         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/broadcasts/2016/06',
1122         'only_matching': True,
1123     }, {
1124         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1125         'only_matching': True,
1126     }, {
1127         'url': 'http://www.bbc.co.uk/programmes/b055jkys/episodes/player',
1128         'only_matching': True,
1129     }]
1130
1131     def _extract_title_and_description(self, webpage):
1132         title = self._og_search_title(webpage, fatal=False)
1133         description = self._og_search_description(webpage)
1134         return title, description