git.bitcoin.ninja Git - youtube-dl/blob - youtube_dl/extractor/bbc.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import re
   5 import itertools
   6
   7 from .common import InfoExtractor
   8 from ..utils import (
   9     dict_get,
  10     ExtractorError,
  11     float_or_none,
  12     int_or_none,
  13     parse_duration,
  14     parse_iso8601,
  15     try_get,
  16     unescapeHTML,
  17 )
  18 from ..compat import (
  19     compat_etree_fromstring,
  20     compat_HTTPError,
  21     compat_urlparse,
  22 )
  23
  24
  25 class BBCCoUkIE(InfoExtractor):
  26     IE_NAME = 'bbc.co.uk'
  27     IE_DESC = 'BBC iPlayer'
  28     _ID_REGEX = r'[pb][\da-z]{7}'
  29     _VALID_URL = r'''(?x)
  30                     https?://
  31                         (?:www\.)?bbc\.co\.uk/
  32                         (?:
  33                             programmes/(?!articles/)|
  34                             iplayer(?:/[^/]+)?/(?:episode/|playlist/)|
  35                             music/clips[/#]|
  36                             radio/player/
  37                         )
  38                         (?P<id>%s)(?!/(?:episodes|broadcasts|clips))
  39                     ''' % _ID_REGEX
  40
  41     _MEDIASELECTOR_URLS = [
  42         # Provides HQ HLS streams with even better quality that pc mediaset but fails
  43         # with geolocation in some cases when it's even not geo restricted at all (e.g.
  44         # http://www.bbc.co.uk/programmes/b06bp7lf). Also may fail with selectionunavailable.
  45         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
  46         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/pc/vpid/%s',
  47     ]
  48
  49     _MEDIASELECTION_NS = 'http://bbc.co.uk/2008/mp/mediaselection'
  50     _EMP_PLAYLIST_NS = 'http://bbc.co.uk/2008/emp/playlist'
  51
  52     _NAMESPACES = (
  53         _MEDIASELECTION_NS,
  54         _EMP_PLAYLIST_NS,
  55     )
  56
  57     _TESTS = [
  58         {
  59             'url': 'http://www.bbc.co.uk/programmes/b039g8p7',
  60             'info_dict': {
  61                 'id': 'b039d07m',
  62                 'ext': 'flv',
  63                 'title': 'Leonard Cohen, Kaleidoscope - BBC Radio 4',
  64                 'description': 'The Canadian poet and songwriter reflects on his musical career.',
  65             },
  66             'params': {
  67                 # rtmp download
  68                 'skip_download': True,
  69             }
  70         },
  71         {
  72             'url': 'http://www.bbc.co.uk/iplayer/episode/b00yng5w/The_Man_in_Black_Series_3_The_Printed_Name/',
  73             'info_dict': {
  74                 'id': 'b00yng1d',
  75                 'ext': 'flv',
  76                 'title': 'The Man in Black: Series 3: The Printed Name',
  77                 'description': "Mark Gatiss introduces Nicholas Pierpan's chilling tale of a writer's devilish pact with a mysterious man. Stars Ewan Bailey.",
  78                 'duration': 1800,
  79             },
  80             'params': {
  81                 # rtmp download
  82                 'skip_download': True,
  83             },
  84             'skip': 'Episode is no longer available on BBC iPlayer Radio',
  85         },
  86         {
  87             'url': 'http://www.bbc.co.uk/iplayer/episode/b03vhd1f/The_Voice_UK_Series_3_Blind_Auditions_5/',
  88             'info_dict': {
  89                 'id': 'b00yng1d',
  90                 'ext': 'flv',
  91                 'title': 'The Voice UK: Series 3: Blind Auditions 5',
  92                 '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.',
  93                 'duration': 5100,
  94             },
  95             'params': {
  96                 # rtmp download
  97                 'skip_download': True,
  98             },
  99             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 100         },
 101         {
 102             'url': 'http://www.bbc.co.uk/iplayer/episode/p026c7jt/tomorrows-worlds-the-unearthly-history-of-science-fiction-2-invasion',
 103             'info_dict': {
 104                 'id': 'b03k3pb7',
 105                 'ext': 'flv',
 106                 'title': "Tomorrow's Worlds: The Unearthly History of Science Fiction",
 107                 'description': '2. Invasion',
 108                 'duration': 3600,
 109             },
 110             'params': {
 111                 # rtmp download
 112                 'skip_download': True,
 113             },
 114             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 115         }, {
 116             'url': 'http://www.bbc.co.uk/programmes/b04v20dw',
 117             'info_dict': {
 118                 'id': 'b04v209v',
 119                 'ext': 'flv',
 120                 'title': 'Pete Tong, The Essential New Tune Special',
 121                 'description': "Pete has a very special mix - all of 2014's Essential New Tunes!",
 122                 'duration': 10800,
 123             },
 124             'params': {
 125                 # rtmp download
 126                 'skip_download': True,
 127             },
 128             'skip': 'Episode is no longer available on BBC iPlayer Radio',
 129         }, {
 130             'url': 'http://www.bbc.co.uk/music/clips/p022h44b',
 131             'note': 'Audio',
 132             'info_dict': {
 133                 'id': 'p022h44j',
 134                 'ext': 'flv',
 135                 'title': 'BBC Proms Music Guides, Rachmaninov: Symphonic Dances',
 136                 'description': "In this Proms Music Guide, Andrew McGregor looks at Rachmaninov's Symphonic Dances.",
 137                 'duration': 227,
 138             },
 139             'params': {
 140                 # rtmp download
 141                 'skip_download': True,
 142             }
 143         }, {
 144             'url': 'http://www.bbc.co.uk/music/clips/p025c0zz',
 145             'note': 'Video',
 146             'info_dict': {
 147                 'id': 'p025c103',
 148                 'ext': 'flv',
 149                 'title': 'Reading and Leeds Festival, 2014, Rae Morris - Closer (Live on BBC Three)',
 150                 'description': 'Rae Morris performs Closer for BBC Three at Reading 2014',
 151                 'duration': 226,
 152             },
 153             'params': {
 154                 # rtmp download
 155                 'skip_download': True,
 156             }
 157         }, {
 158             'url': 'http://www.bbc.co.uk/iplayer/episode/b054fn09/ad/natural-world-20152016-2-super-powered-owls',
 159             'info_dict': {
 160                 'id': 'p02n76xf',
 161                 'ext': 'flv',
 162                 'title': 'Natural World, 2015-2016: 2. Super Powered Owls',
 163                 'description': 'md5:e4db5c937d0e95a7c6b5e654d429183d',
 164                 'duration': 3540,
 165             },
 166             'params': {
 167                 # rtmp download
 168                 'skip_download': True,
 169             },
 170             'skip': 'geolocation',
 171         }, {
 172             'url': 'http://www.bbc.co.uk/iplayer/episode/b05zmgwn/royal-academy-summer-exhibition',
 173             'info_dict': {
 174                 'id': 'b05zmgw1',
 175                 'ext': 'flv',
 176                 '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.',
 177                 'title': 'Royal Academy Summer Exhibition',
 178                 'duration': 3540,
 179             },
 180             'params': {
 181                 # rtmp download
 182                 'skip_download': True,
 183             },
 184             'skip': 'geolocation',
 185         }, {
 186             # iptv-all mediaset fails with geolocation however there is no geo restriction
 187             # for this programme at all
 188             'url': 'http://www.bbc.co.uk/programmes/b06rkn85',
 189             'info_dict': {
 190                 'id': 'b06rkms3',
 191                 'ext': 'flv',
 192                 'title': "Best of the Mini-Mixes 2015: Part 3, Annie Mac's Friday Night - BBC Radio 1",
 193                 'description': "Annie has part three in the Best of the Mini-Mixes 2015, plus the year's Most Played!",
 194             },
 195             'params': {
 196                 # rtmp download
 197                 'skip_download': True,
 198             },
 199             'skip': 'Now it\'s really geo-restricted',
 200         }, {
 201             # compact player (https://github.com/rg3/youtube-dl/issues/8147)
 202             'url': 'http://www.bbc.co.uk/programmes/p028bfkf/player',
 203             'info_dict': {
 204                 'id': 'p028bfkj',
 205                 'ext': 'flv',
 206                 'title': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 207                 'description': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 208             },
 209             'params': {
 210                 # rtmp download
 211                 'skip_download': True,
 212             },
 213         }, {
 214             'url': 'http://www.bbc.co.uk/iplayer/playlist/p01dvks4',
 215             'only_matching': True,
 216         }, {
 217             'url': 'http://www.bbc.co.uk/music/clips#p02frcc3',
 218             'only_matching': True,
 219         }, {
 220             'url': 'http://www.bbc.co.uk/iplayer/cbeebies/episode/b0480276/bing-14-atchoo',
 221             'only_matching': True,
 222         }, {
 223             'url': 'http://www.bbc.co.uk/radio/player/p03cchwf',
 224             'only_matching': True,
 225         }
 226     ]
 227
 228     class MediaSelectionError(Exception):
 229         def __init__(self, id):
 230             self.id = id
 231
 232     def _extract_asx_playlist(self, connection, programme_id):
 233         asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
 234         return [ref.get('href') for ref in asx.findall('./Entry/ref')]
 235
 236     def _extract_items(self, playlist):
 237         return playlist.findall('./{%s}item' % self._EMP_PLAYLIST_NS)
 238
 239     def _findall_ns(self, element, xpath):
 240         elements = []
 241         for ns in self._NAMESPACES:
 242             elements.extend(element.findall(xpath % ns))
 243         return elements
 244
 245     def _extract_medias(self, media_selection):
 246         error = media_selection.find('./{%s}error' % self._MEDIASELECTION_NS)
 247         if error is None:
 248             media_selection.find('./{%s}error' % self._EMP_PLAYLIST_NS)
 249         if error is not None:
 250             raise BBCCoUkIE.MediaSelectionError(error.get('id'))
 251         return self._findall_ns(media_selection, './{%s}media')
 252
 253     def _extract_connections(self, media):
 254         return self._findall_ns(media, './{%s}connection')
 255
 256     def _get_subtitles(self, media, programme_id):
 257         subtitles = {}
 258         for connection in self._extract_connections(media):
 259             captions = self._download_xml(connection.get('href'), programme_id, 'Downloading captions')
 260             lang = captions.get('{http://www.w3.org/XML/1998/namespace}lang', 'en')
 261             subtitles[lang] = [
 262                 {
 263                     'url': connection.get('href'),
 264                     'ext': 'ttml',
 265                 },
 266             ]
 267         return subtitles
 268
 269     def _raise_extractor_error(self, media_selection_error):
 270         raise ExtractorError(
 271             '%s returned error: %s' % (self.IE_NAME, media_selection_error.id),
 272             expected=True)
 273
 274     def _download_media_selector(self, programme_id):
 275         last_exception = None
 276         for mediaselector_url in self._MEDIASELECTOR_URLS:
 277             try:
 278                 return self._download_media_selector_url(
 279                     mediaselector_url % programme_id, programme_id)
 280             except BBCCoUkIE.MediaSelectionError as e:
 281                 if e.id in ('notukerror', 'geolocation', 'selectionunavailable'):
 282                     last_exception = e
 283                     continue
 284                 self._raise_extractor_error(e)
 285         self._raise_extractor_error(last_exception)
 286
 287     def _download_media_selector_url(self, url, programme_id=None):
 288         try:
 289             media_selection = self._download_xml(
 290                 url, programme_id, 'Downloading media selection XML')
 291         except ExtractorError as ee:
 292             if isinstance(ee.cause, compat_HTTPError) and ee.cause.code in (403, 404):
 293                 media_selection = compat_etree_fromstring(ee.cause.read().decode('utf-8'))
 294             else:
 295                 raise
 296         return self._process_media_selector(media_selection, programme_id)
 297
 298     def _process_media_selector(self, media_selection, programme_id):
 299         formats = []
 300         subtitles = None
 301         urls = []
 302
 303         for media in self._extract_medias(media_selection):
 304             kind = media.get('kind')
 305             if kind in ('video', 'audio'):
 306                 bitrate = int_or_none(media.get('bitrate'))
 307                 encoding = media.get('encoding')
 308                 service = media.get('service')
 309                 width = int_or_none(media.get('width'))
 310                 height = int_or_none(media.get('height'))
 311                 file_size = int_or_none(media.get('media_file_size'))
 312                 for connection in self._extract_connections(media):
 313                     href = connection.get('href')
 314                     if href in urls:
 315                         continue
 316                     if href:
 317                         urls.append(href)
 318                     conn_kind = connection.get('kind')
 319                     protocol = connection.get('protocol')
 320                     supplier = connection.get('supplier')
 321                     transfer_format = connection.get('transferFormat')
 322                     format_id = supplier or conn_kind or protocol
 323                     if service:
 324                         format_id = '%s_%s' % (service, format_id)
 325                     # ASX playlist
 326                     if supplier == 'asx':
 327                         for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
 328                             formats.append({
 329                                 'url': ref,
 330                                 'format_id': 'ref%s_%s' % (i, format_id),
 331                             })
 332                     elif transfer_format == 'dash':
 333                         formats.extend(self._extract_mpd_formats(
 334                             href, programme_id, mpd_id=format_id, fatal=False))
 335                     elif transfer_format == 'hls':
 336                         formats.extend(self._extract_m3u8_formats(
 337                             href, programme_id, ext='mp4', entry_protocol='m3u8_native',
 338                             m3u8_id=format_id, fatal=False))
 339                     elif transfer_format == 'hds':
 340                         formats.extend(self._extract_f4m_formats(
 341                             href, programme_id, f4m_id=format_id, fatal=False))
 342                     else:
 343                         if not service and not supplier and bitrate:
 344                             format_id += '-%d' % bitrate
 345                         fmt = {
 346                             'format_id': format_id,
 347                             'filesize': file_size,
 348                         }
 349                         if kind == 'video':
 350                             fmt.update({
 351                                 'width': width,
 352                                 'height': height,
 353                                 'vbr': bitrate,
 354                                 'vcodec': encoding,
 355                             })
 356                         else:
 357                             fmt.update({
 358                                 'abr': bitrate,
 359                                 'acodec': encoding,
 360                                 'vcodec': 'none',
 361                             })
 362                         if protocol == 'http':
 363                             # Direct link
 364                             fmt.update({
 365                                 'url': href,
 366                             })
 367                         elif protocol == 'rtmp':
 368                             application = connection.get('application', 'ondemand')
 369                             auth_string = connection.get('authString')
 370                             identifier = connection.get('identifier')
 371                             server = connection.get('server')
 372                             fmt.update({
 373                                 'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
 374                                 'play_path': identifier,
 375                                 'app': '%s?%s' % (application, auth_string),
 376                                 'page_url': 'http://www.bbc.co.uk',
 377                                 'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
 378                                 'rtmp_live': False,
 379                                 'ext': 'flv',
 380                             })
 381                         formats.append(fmt)
 382             elif kind == 'captions':
 383                 subtitles = self.extract_subtitles(media, programme_id)
 384         return formats, subtitles
 385
 386     def _download_playlist(self, playlist_id):
 387         try:
 388             playlist = self._download_json(
 389                 'http://www.bbc.co.uk/programmes/%s/playlist.json' % playlist_id,
 390                 playlist_id, 'Downloading playlist JSON')
 391
 392             version = playlist.get('defaultAvailableVersion')
 393             if version:
 394                 smp_config = version['smpConfig']
 395                 title = smp_config['title']
 396                 description = smp_config['summary']
 397                 for item in smp_config['items']:
 398                     kind = item['kind']
 399                     if kind != 'programme' and kind != 'radioProgramme':
 400                         continue
 401                     programme_id = item.get('vpid')
 402                     duration = int_or_none(item.get('duration'))
 403                     formats, subtitles = self._download_media_selector(programme_id)
 404                 return programme_id, title, description, duration, formats, subtitles
 405         except ExtractorError as ee:
 406             if not (isinstance(ee.cause, compat_HTTPError) and ee.cause.code == 404):
 407                 raise
 408
 409         # fallback to legacy playlist
 410         return self._process_legacy_playlist(playlist_id)
 411
 412     def _process_legacy_playlist_url(self, url, display_id):
 413         playlist = self._download_legacy_playlist_url(url, display_id)
 414         return self._extract_from_legacy_playlist(playlist, display_id)
 415
 416     def _process_legacy_playlist(self, playlist_id):
 417         return self._process_legacy_playlist_url(
 418             'http://www.bbc.co.uk/iplayer/playlist/%s' % playlist_id, playlist_id)
 419
 420     def _download_legacy_playlist_url(self, url, playlist_id=None):
 421         return self._download_xml(
 422             url, playlist_id, 'Downloading legacy playlist XML')
 423
 424     def _extract_from_legacy_playlist(self, playlist, playlist_id):
 425         no_items = playlist.find('./{%s}noItems' % self._EMP_PLAYLIST_NS)
 426         if no_items is not None:
 427             reason = no_items.get('reason')
 428             if reason == 'preAvailability':
 429                 msg = 'Episode %s is not yet available' % playlist_id
 430             elif reason == 'postAvailability':
 431                 msg = 'Episode %s is no longer available' % playlist_id
 432             elif reason == 'noMedia':
 433                 msg = 'Episode %s is not currently available' % playlist_id
 434             else:
 435                 msg = 'Episode %s is not available: %s' % (playlist_id, reason)
 436             raise ExtractorError(msg, expected=True)
 437
 438         for item in self._extract_items(playlist):
 439             kind = item.get('kind')
 440             if kind != 'programme' and kind != 'radioProgramme':
 441                 continue
 442             title = playlist.find('./{%s}title' % self._EMP_PLAYLIST_NS).text
 443             description_el = playlist.find('./{%s}summary' % self._EMP_PLAYLIST_NS)
 444             description = description_el.text if description_el is not None else None
 445
 446             def get_programme_id(item):
 447                 def get_from_attributes(item):
 448                     for p in('identifier', 'group'):
 449                         value = item.get(p)
 450                         if value and re.match(r'^[pb][\da-z]{7}$', value):
 451                             return value
 452                 get_from_attributes(item)
 453                 mediator = item.find('./{%s}mediator' % self._EMP_PLAYLIST_NS)
 454                 if mediator is not None:
 455                     return get_from_attributes(mediator)
 456
 457             programme_id = get_programme_id(item)
 458             duration = int_or_none(item.get('duration'))
 459
 460             if programme_id:
 461                 formats, subtitles = self._download_media_selector(programme_id)
 462             else:
 463                 formats, subtitles = self._process_media_selector(item, playlist_id)
 464                 programme_id = playlist_id
 465
 466         return programme_id, title, description, duration, formats, subtitles
 467
 468     def _real_extract(self, url):
 469         group_id = self._match_id(url)
 470
 471         webpage = self._download_webpage(url, group_id, 'Downloading video page')
 472
 473         programme_id = None
 474         duration = None
 475
 476         tviplayer = self._search_regex(
 477             r'mediator\.bind\(({.+?})\s*,\s*document\.getElementById',
 478             webpage, 'player', default=None)
 479
 480         if tviplayer:
 481             player = self._parse_json(tviplayer, group_id).get('player', {})
 482             duration = int_or_none(player.get('duration'))
 483             programme_id = player.get('vpid')
 484
 485         if not programme_id:
 486             programme_id = self._search_regex(
 487                 r'"vpid"\s*:\s*"(%s)"' % self._ID_REGEX, webpage, 'vpid', fatal=False, default=None)
 488
 489         if programme_id:
 490             formats, subtitles = self._download_media_selector(programme_id)
 491             title = self._og_search_title(webpage, default=None) or self._html_search_regex(
 492                 (r'<h2[^>]+id="parent-title"[^>]*>(.+?)</h2>',
 493                  r'<div[^>]+class="info"[^>]*>\s*<h1>(.+?)</h1>'), webpage, 'title')
 494             description = self._search_regex(
 495                 (r'<p class="[^"]*medium-description[^"]*">([^<]+)</p>',
 496                  r'<div[^>]+class="info_+synopsis"[^>]*>([^<]+)</div>'),
 497                 webpage, 'description', default=None)
 498             if not description:
 499                 description = self._html_search_meta('description', webpage)
 500         else:
 501             programme_id, title, description, duration, formats, subtitles = self._download_playlist(group_id)
 502
 503         self._sort_formats(formats)
 504
 505         return {
 506             'id': programme_id,
 507             'title': title,
 508             'description': description,
 509             'thumbnail': self._og_search_thumbnail(webpage, default=None),
 510             'duration': duration,
 511             'formats': formats,
 512             'subtitles': subtitles,
 513         }
 514
 515
 516 class BBCIE(BBCCoUkIE):
 517     IE_NAME = 'bbc'
 518     IE_DESC = 'BBC'
 519     _VALID_URL = r'https?://(?:www\.)?bbc\.(?:com|co\.uk)/(?:[^/]+/)+(?P<id>[^/#?]+)'
 520
 521     _MEDIASELECTOR_URLS = [
 522         # Provides HQ HLS streams but fails with geolocation in some cases when it's
 523         # even not geo restricted at all
 524         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
 525         # Provides more formats, namely direct mp4 links, but fails on some videos with
 526         # notukerror for non UK (?) users (e.g.
 527         # http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 528         'http://open.live.bbc.co.uk/mediaselector/4/mtis/stream/%s',
 529         # Provides fewer formats, but works everywhere for everybody (hopefully)
 530         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/journalism-pc/vpid/%s',
 531     ]
 532
 533     _TESTS = [{
 534         # article with multiple videos embedded with data-playable containing vpids
 535         'url': 'http://www.bbc.com/news/world-europe-32668511',
 536         'info_dict': {
 537             'id': 'world-europe-32668511',
 538             'title': 'Russia stages massive WW2 parade despite Western boycott',
 539             'description': 'md5:00ff61976f6081841f759a08bf78cc9c',
 540         },
 541         'playlist_count': 2,
 542     }, {
 543         # article with multiple videos embedded with data-playable (more videos)
 544         'url': 'http://www.bbc.com/news/business-28299555',
 545         'info_dict': {
 546             'id': 'business-28299555',
 547             'title': 'Farnborough Airshow: Video highlights',
 548             'description': 'BBC reports and video highlights at the Farnborough Airshow.',
 549         },
 550         'playlist_count': 9,
 551         'skip': 'Save time',
 552     }, {
 553         # article with multiple videos embedded with `new SMP()`
 554         # broken
 555         'url': 'http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460',
 556         'info_dict': {
 557             'id': '3662a707-0af9-3149-963f-47bea720b460',
 558             'title': 'BUGGER',
 559         },
 560         'playlist_count': 18,
 561     }, {
 562         # single video embedded with data-playable containing vpid
 563         'url': 'http://www.bbc.com/news/world-europe-32041533',
 564         'info_dict': {
 565             'id': 'p02mprgb',
 566             'ext': 'mp4',
 567             'title': 'Aerial footage showed the site of the crash in the Alps - courtesy BFM TV',
 568             'description': 'md5:2868290467291b37feda7863f7a83f54',
 569             'duration': 47,
 570             'timestamp': 1427219242,
 571             'upload_date': '20150324',
 572         },
 573         'params': {
 574             # rtmp download
 575             'skip_download': True,
 576         }
 577     }, {
 578         # article with single video embedded with data-playable containing XML playlist
 579         # with direct video links as progressiveDownloadUrl (for now these are extracted)
 580         # and playlist with f4m and m3u8 as streamingUrl
 581         'url': 'http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu',
 582         'info_dict': {
 583             'id': '150615_telabyad_kentin_cogu',
 584             'ext': 'mp4',
 585             'title': "YPG: Tel Abyad'ın tamamı kontrolümüzde",
 586             'description': 'md5:33a4805a855c9baf7115fcbde57e7025',
 587             'timestamp': 1434397334,
 588             'upload_date': '20150615',
 589         },
 590         'params': {
 591             'skip_download': True,
 592         }
 593     }, {
 594         # single video embedded with data-playable containing XML playlists (regional section)
 595         'url': 'http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw',
 596         'info_dict': {
 597             'id': '150619_video_honduras_militares_hospitales_corrupcion_aw',
 598             'ext': 'mp4',
 599             'title': 'Honduras militariza sus hospitales por nuevo escándalo de corrupción',
 600             'description': 'md5:1525f17448c4ee262b64b8f0c9ce66c8',
 601             'timestamp': 1434713142,
 602             'upload_date': '20150619',
 603         },
 604         'params': {
 605             'skip_download': True,
 606         }
 607     }, {
 608         # single video from video playlist embedded with vxp-playlist-data JSON
 609         'url': 'http://www.bbc.com/news/video_and_audio/must_see/33376376',
 610         'info_dict': {
 611             'id': 'p02w6qjc',
 612             'ext': 'mp4',
 613             'title': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 614             'duration': 56,
 615             'description': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 616         },
 617         'params': {
 618             'skip_download': True,
 619         }
 620     }, {
 621         # single video story with digitalData
 622         'url': 'http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret',
 623         'info_dict': {
 624             'id': 'p02q6gc4',
 625             'ext': 'flv',
 626             'title': 'Sri Lanka’s spicy secret',
 627             'description': 'As a new train line to Jaffna opens up the country’s north, travellers can experience a truly distinct slice of Tamil culture.',
 628             'timestamp': 1437674293,
 629             'upload_date': '20150723',
 630         },
 631         'params': {
 632             # rtmp download
 633             'skip_download': True,
 634         }
 635     }, {
 636         # single video story without digitalData
 637         'url': 'http://www.bbc.com/autos/story/20130513-hyundais-rock-star',
 638         'info_dict': {
 639             'id': 'p018zqqg',
 640             'ext': 'mp4',
 641             'title': 'Hyundai Santa Fe Sport: Rock star',
 642             'description': 'md5:b042a26142c4154a6e472933cf20793d',
 643             'timestamp': 1415867444,
 644             'upload_date': '20141113',
 645         },
 646         'params': {
 647             # rtmp download
 648             'skip_download': True,
 649         }
 650     }, {
 651         # single video embedded with Morph
 652         'url': 'http://www.bbc.co.uk/sport/live/olympics/36895975',
 653         'info_dict': {
 654             'id': 'p041vhd0',
 655             'ext': 'mp4',
 656             'title': "Nigeria v Japan - Men's First Round",
 657             'description': 'Live coverage of the first round from Group B at the Amazonia Arena.',
 658             'duration': 7980,
 659             'uploader': 'BBC Sport',
 660             'uploader_id': 'bbc_sport',
 661         },
 662         'params': {
 663             # m3u8 download
 664             'skip_download': True,
 665         },
 666         'skip': 'Georestricted to UK',
 667     }, {
 668         # single video with playlist.sxml URL in playlist param
 669         'url': 'http://www.bbc.com/sport/0/football/33653409',
 670         'info_dict': {
 671             'id': 'p02xycnp',
 672             'ext': 'mp4',
 673             'title': 'Transfers: Cristiano Ronaldo to Man Utd, Arsenal to spend?',
 674             'description': 'BBC Sport\'s David Ornstein has the latest transfer gossip, including rumours of a Manchester United return for Cristiano Ronaldo.',
 675             'duration': 140,
 676         },
 677         'params': {
 678             # rtmp download
 679             'skip_download': True,
 680         }
 681     }, {
 682         # article with multiple videos embedded with playlist.sxml in playlist param
 683         'url': 'http://www.bbc.com/sport/0/football/34475836',
 684         'info_dict': {
 685             'id': '34475836',
 686             'title': 'Jurgen Klopp: Furious football from a witty and winning coach',
 687             'description': 'Fast-paced football, wit, wisdom and a ready smile - why Liverpool fans should come to love new boss Jurgen Klopp.',
 688         },
 689         'playlist_count': 3,
 690     }, {
 691         # school report article with single video
 692         'url': 'http://www.bbc.co.uk/schoolreport/35744779',
 693         'info_dict': {
 694             'id': '35744779',
 695             'title': 'School which breaks down barriers in Jerusalem',
 696         },
 697         'playlist_count': 1,
 698     }, {
 699         # single video with playlist URL from weather section
 700         'url': 'http://www.bbc.com/weather/features/33601775',
 701         'only_matching': True,
 702     }, {
 703         # custom redirection to www.bbc.com
 704         'url': 'http://www.bbc.co.uk/news/science-environment-33661876',
 705         'only_matching': True,
 706     }, {
 707         # single video article embedded with data-media-vpid
 708         'url': 'http://www.bbc.co.uk/sport/rowing/35908187',
 709         'only_matching': True,
 710     }]
 711
 712     @classmethod
 713     def suitable(cls, url):
 714         EXCLUDE_IE = (BBCCoUkIE, BBCCoUkArticleIE, BBCCoUkIPlayerPlaylistIE, BBCCoUkPlaylistIE)
 715         return (False if any(ie.suitable(url) for ie in EXCLUDE_IE)
 716                 else super(BBCIE, cls).suitable(url))
 717
 718     def _extract_from_media_meta(self, media_meta, video_id):
 719         # Direct links to media in media metadata (e.g.
 720         # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 721         # TODO: there are also f4m and m3u8 streams incorporated in playlist.sxml
 722         source_files = media_meta.get('sourceFiles')
 723         if source_files:
 724             return [{
 725                 'url': f['url'],
 726                 'format_id': format_id,
 727                 'ext': f.get('encoding'),
 728                 'tbr': float_or_none(f.get('bitrate'), 1000),
 729                 'filesize': int_or_none(f.get('filesize')),
 730             } for format_id, f in source_files.items() if f.get('url')], []
 731
 732         programme_id = media_meta.get('externalId')
 733         if programme_id:
 734             return self._download_media_selector(programme_id)
 735
 736         # Process playlist.sxml as legacy playlist
 737         href = media_meta.get('href')
 738         if href:
 739             playlist = self._download_legacy_playlist_url(href)
 740             _, _, _, _, formats, subtitles = self._extract_from_legacy_playlist(playlist, video_id)
 741             return formats, subtitles
 742
 743         return [], []
 744
 745     def _extract_from_playlist_sxml(self, url, playlist_id, timestamp):
 746         programme_id, title, description, duration, formats, subtitles = \
 747             self._process_legacy_playlist_url(url, playlist_id)
 748         self._sort_formats(formats)
 749         return {
 750             'id': programme_id,
 751             'title': title,
 752             'description': description,
 753             'duration': duration,
 754             'timestamp': timestamp,
 755             'formats': formats,
 756             'subtitles': subtitles,
 757         }
 758
 759     def _real_extract(self, url):
 760         playlist_id = self._match_id(url)
 761
 762         webpage = self._download_webpage(url, playlist_id)
 763
 764         json_ld_info = self._search_json_ld(webpage, playlist_id, default={})
 765         timestamp = json_ld_info.get('timestamp')
 766
 767         playlist_title = json_ld_info.get('title')
 768         if not playlist_title:
 769             playlist_title = self._og_search_title(
 770                 webpage, default=None) or self._html_search_regex(
 771                 r'<title>(.+?)</title>', webpage, 'playlist title', default=None)
 772             if playlist_title:
 773                 playlist_title = re.sub(r'(.+)\s*-\s*BBC.*?$', r'\1', playlist_title).strip()
 774
 775         playlist_description = json_ld_info.get(
 776             'description') or self._og_search_description(webpage, default=None)
 777
 778         if not timestamp:
 779             timestamp = parse_iso8601(self._search_regex(
 780                 [r'<meta[^>]+property="article:published_time"[^>]+content="([^"]+)"',
 781                  r'itemprop="datePublished"[^>]+datetime="([^"]+)"',
 782                  r'"datePublished":\s*"([^"]+)'],
 783                 webpage, 'date', default=None))
 784
 785         entries = []
 786
 787         # article with multiple videos embedded with playlist.sxml (e.g.
 788         # http://www.bbc.com/sport/0/football/34475836)
 789         playlists = re.findall(r'<param[^>]+name="playlist"[^>]+value="([^"]+)"', webpage)
 790         playlists.extend(re.findall(r'data-media-id="([^"]+/playlist\.sxml)"', webpage))
 791         if playlists:
 792             entries = [
 793                 self._extract_from_playlist_sxml(playlist_url, playlist_id, timestamp)
 794                 for playlist_url in playlists]
 795
 796         # news article with multiple videos embedded with data-playable
 797         data_playables = re.findall(r'data-playable=(["\'])({.+?})\1', webpage)
 798         if data_playables:
 799             for _, data_playable_json in data_playables:
 800                 data_playable = self._parse_json(
 801                     unescapeHTML(data_playable_json), playlist_id, fatal=False)
 802                 if not data_playable:
 803                     continue
 804                 settings = data_playable.get('settings', {})
 805                 if settings:
 806                     # data-playable with video vpid in settings.playlistObject.items (e.g.
 807                     # http://www.bbc.com/news/world-us-canada-34473351)
 808                     playlist_object = settings.get('playlistObject', {})
 809                     if playlist_object:
 810                         items = playlist_object.get('items')
 811                         if items and isinstance(items, list):
 812                             title = playlist_object['title']
 813                             description = playlist_object.get('summary')
 814                             duration = int_or_none(items[0].get('duration'))
 815                             programme_id = items[0].get('vpid')
 816                             formats, subtitles = self._download_media_selector(programme_id)
 817                             self._sort_formats(formats)
 818                             entries.append({
 819                                 'id': programme_id,
 820                                 'title': title,
 821                                 'description': description,
 822                                 'timestamp': timestamp,
 823                                 'duration': duration,
 824                                 'formats': formats,
 825                                 'subtitles': subtitles,
 826                             })
 827                     else:
 828                         # data-playable without vpid but with a playlist.sxml URLs
 829                         # in otherSettings.playlist (e.g.
 830                         # http://www.bbc.com/turkce/multimedya/2015/10/151010_vid_ankara_patlama_ani)
 831                         playlist = data_playable.get('otherSettings', {}).get('playlist', {})
 832                         if playlist:
 833                             entry = None
 834                             for key in ('streaming', 'progressiveDownload'):
 835                                 playlist_url = playlist.get('%sUrl' % key)
 836                                 if not playlist_url:
 837                                     continue
 838                                 try:
 839                                     info = self._extract_from_playlist_sxml(
 840                                         playlist_url, playlist_id, timestamp)
 841                                     if not entry:
 842                                         entry = info
 843                                     else:
 844                                         entry['title'] = info['title']
 845                                         entry['formats'].extend(info['formats'])
 846                                 except Exception as e:
 847                                     # Some playlist URL may fail with 500, at the same time
 848                                     # the other one may work fine (e.g.
 849                                     # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 850                                     if isinstance(e.cause, compat_HTTPError) and e.cause.code == 500:
 851                                         continue
 852                                     raise
 853                             if entry:
 854                                 self._sort_formats(entry['formats'])
 855                                 entries.append(entry)
 856
 857         if entries:
 858             return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
 859
 860         # single video story (e.g. http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 861         programme_id = self._search_regex(
 862             [r'data-(?:video-player|media)-vpid="(%s)"' % self._ID_REGEX,
 863              r'<param[^>]+name="externalIdentifier"[^>]+value="(%s)"' % self._ID_REGEX,
 864              r'videoId\s*:\s*["\'](%s)["\']' % self._ID_REGEX],
 865             webpage, 'vpid', default=None)
 866
 867         if programme_id:
 868             formats, subtitles = self._download_media_selector(programme_id)
 869             self._sort_formats(formats)
 870             # digitalData may be missing (e.g. http://www.bbc.com/autos/story/20130513-hyundais-rock-star)
 871             digital_data = self._parse_json(
 872                 self._search_regex(
 873                     r'var\s+digitalData\s*=\s*({.+?});?\n', webpage, 'digital data', default='{}'),
 874                 programme_id, fatal=False)
 875             page_info = digital_data.get('page', {}).get('pageInfo', {})
 876             title = page_info.get('pageName') or self._og_search_title(webpage)
 877             description = page_info.get('description') or self._og_search_description(webpage)
 878             timestamp = parse_iso8601(page_info.get('publicationDate')) or timestamp
 879             return {
 880                 'id': programme_id,
 881                 'title': title,
 882                 'description': description,
 883                 'timestamp': timestamp,
 884                 'formats': formats,
 885                 'subtitles': subtitles,
 886             }
 887
 888         # Morph based embed (e.g. http://www.bbc.co.uk/sport/live/olympics/36895975)
 889         # There are several setPayload calls may be present but the video
 890         # seems to be always related to the first one
 891         morph_payload = self._parse_json(
 892             self._search_regex(
 893                 r'Morph\.setPayload\([^,]+,\s*({.+?})\);',
 894                 webpage, 'morph payload', default='{}'),
 895             playlist_id, fatal=False)
 896         if morph_payload:
 897             components = try_get(morph_payload, lambda x: x['body']['components'], list) or []
 898             for component in components:
 899                 if not isinstance(component, dict):
 900                     continue
 901                 lead_media = try_get(component, lambda x: x['props']['leadMedia'], dict)
 902                 if not lead_media:
 903                     continue
 904                 identifiers = lead_media.get('identifiers')
 905                 if not identifiers or not isinstance(identifiers, dict):
 906                     continue
 907                 programme_id = identifiers.get('vpid') or identifiers.get('playablePid')
 908                 if not programme_id:
 909                     continue
 910                 title = lead_media.get('title') or self._og_search_title(webpage)
 911                 formats, subtitles = self._download_media_selector(programme_id)
 912                 self._sort_formats(formats)
 913                 description = lead_media.get('summary')
 914                 uploader = lead_media.get('masterBrand')
 915                 uploader_id = lead_media.get('mid')
 916                 duration = None
 917                 duration_d = lead_media.get('duration')
 918                 if isinstance(duration_d, dict):
 919                     duration = parse_duration(dict_get(
 920                         duration_d, ('rawDuration', 'formattedDuration', 'spokenDuration')))
 921                 return {
 922                     'id': programme_id,
 923                     'title': title,
 924                     'description': description,
 925                     'duration': duration,
 926                     'uploader': uploader,
 927                     'uploader_id': uploader_id,
 928                     'formats': formats,
 929                     'subtitles': subtitles,
 930                 }
 931
 932         def extract_all(pattern):
 933             return list(filter(None, map(
 934                 lambda s: self._parse_json(s, playlist_id, fatal=False),
 935                 re.findall(pattern, webpage))))
 936
 937         # Multiple video article (e.g.
 938         # http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460)
 939         EMBED_URL = r'https?://(?:www\.)?bbc\.co\.uk/(?:[^/]+/)+%s(?:\b[^"]+)?' % self._ID_REGEX
 940         entries = []
 941         for match in extract_all(r'new\s+SMP\(({.+?})\)'):
 942             embed_url = match.get('playerSettings', {}).get('externalEmbedUrl')
 943             if embed_url and re.match(EMBED_URL, embed_url):
 944                 entries.append(embed_url)
 945         entries.extend(re.findall(
 946             r'setPlaylist\("(%s)"\)' % EMBED_URL, webpage))
 947         if entries:
 948             return self.playlist_result(
 949                 [self.url_result(entry_, 'BBCCoUk') for entry_ in entries],
 950                 playlist_id, playlist_title, playlist_description)
 951
 952         # Multiple video article (e.g. http://www.bbc.com/news/world-europe-32668511)
 953         medias = extract_all(r"data-media-meta='({[^']+})'")
 954
 955         if not medias:
 956             # Single video article (e.g. http://www.bbc.com/news/video_and_audio/international)
 957             media_asset = self._search_regex(
 958                 r'mediaAssetPage\.init\(\s*({.+?}), "/',
 959                 webpage, 'media asset', default=None)
 960             if media_asset:
 961                 media_asset_page = self._parse_json(media_asset, playlist_id, fatal=False)
 962                 medias = []
 963                 for video in media_asset_page.get('videos', {}).values():
 964                     medias.extend(video.values())
 965
 966         if not medias:
 967             # Multiple video playlist with single `now playing` entry (e.g.
 968             # http://www.bbc.com/news/video_and_audio/must_see/33767813)
 969             vxp_playlist = self._parse_json(
 970                 self._search_regex(
 971                     r'<script[^>]+class="vxp-playlist-data"[^>]+type="application/json"[^>]*>([^<]+)</script>',
 972                     webpage, 'playlist data'),
 973                 playlist_id)
 974             playlist_medias = []
 975             for item in vxp_playlist:
 976                 media = item.get('media')
 977                 if not media:
 978                     continue
 979                 playlist_medias.append(media)
 980                 # Download single video if found media with asset id matching the video id from URL
 981                 if item.get('advert', {}).get('assetId') == playlist_id:
 982                     medias = [media]
 983                     break
 984             # Fallback to the whole playlist
 985             if not medias:
 986                 medias = playlist_medias
 987
 988         entries = []
 989         for num, media_meta in enumerate(medias, start=1):
 990             formats, subtitles = self._extract_from_media_meta(media_meta, playlist_id)
 991             if not formats:
 992                 continue
 993             self._sort_formats(formats)
 994
 995             video_id = media_meta.get('externalId')
 996             if not video_id:
 997                 video_id = playlist_id if len(medias) == 1 else '%s-%s' % (playlist_id, num)
 998
 999             title = media_meta.get('caption')
1000             if not title:
1001                 title = playlist_title if len(medias) == 1 else '%s - Video %s' % (playlist_title, num)
1002
1003             duration = int_or_none(media_meta.get('durationInSeconds')) or parse_duration(media_meta.get('duration'))
1004
1005             images = []
1006             for image in media_meta.get('images', {}).values():
1007                 images.extend(image.values())
1008             if 'image' in media_meta:
1009                 images.append(media_meta['image'])
1010
1011             thumbnails = [{
1012                 'url': image.get('href'),
1013                 'width': int_or_none(image.get('width')),
1014                 'height': int_or_none(image.get('height')),
1015             } for image in images]
1016
1017             entries.append({
1018                 'id': video_id,
1019                 'title': title,
1020                 'thumbnails': thumbnails,
1021                 'duration': duration,
1022                 'timestamp': timestamp,
1023                 'formats': formats,
1024                 'subtitles': subtitles,
1025             })
1026
1027         return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
1028
1029
1030 class BBCCoUkArticleIE(InfoExtractor):
1031     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/articles/(?P<id>[a-zA-Z0-9]+)'
1032     IE_NAME = 'bbc.co.uk:article'
1033     IE_DESC = 'BBC articles'
1034
1035     _TEST = {
1036         'url': 'http://www.bbc.co.uk/programmes/articles/3jNQLTMrPlYGTBn0WV6M2MS/not-your-typical-role-model-ada-lovelace-the-19th-century-programmer',
1037         'info_dict': {
1038             'id': '3jNQLTMrPlYGTBn0WV6M2MS',
1039             'title': 'Calculating Ada: The Countess of Computing - Not your typical role model: Ada Lovelace the 19th century programmer - BBC Four',
1040             'description': 'Hannah Fry reveals some of her surprising discoveries about Ada Lovelace during filming.',
1041         },
1042         'playlist_count': 4,
1043         'add_ie': ['BBCCoUk'],
1044     }
1045
1046     def _real_extract(self, url):
1047         playlist_id = self._match_id(url)
1048
1049         webpage = self._download_webpage(url, playlist_id)
1050
1051         title = self._og_search_title(webpage)
1052         description = self._og_search_description(webpage).strip()
1053
1054         entries = [self.url_result(programme_url) for programme_url in re.findall(
1055             r'<div[^>]+typeof="Clip"[^>]+resource="([^"]+)"', webpage)]
1056
1057         return self.playlist_result(entries, playlist_id, title, description)
1058
1059
1060 class BBCCoUkPlaylistBaseIE(InfoExtractor):
1061     def _entries(self, webpage, url, playlist_id):
1062         single_page = 'page' in compat_urlparse.parse_qs(
1063             compat_urlparse.urlparse(url).query)
1064         for page_num in itertools.count(2):
1065             for video_id in re.findall(
1066                     self._VIDEO_ID_TEMPLATE % BBCCoUkIE._ID_REGEX, webpage):
1067                 yield self.url_result(
1068                     self._URL_TEMPLATE % video_id, BBCCoUkIE.ie_key())
1069             if single_page:
1070                 return
1071             next_page = self._search_regex(
1072                 r'<li[^>]+class=(["\'])pagination_+next\1[^>]*><a[^>]+href=(["\'])(?P<url>(?:(?!\2).)+)\2',
1073                 webpage, 'next page url', default=None, group='url')
1074             if not next_page:
1075                 break
1076             webpage = self._download_webpage(
1077                 compat_urlparse.urljoin(url, next_page), playlist_id,
1078                 'Downloading page %d' % page_num, page_num)
1079
1080     def _real_extract(self, url):
1081         playlist_id = self._match_id(url)
1082
1083         webpage = self._download_webpage(url, playlist_id)
1084
1085         title, description = self._extract_title_and_description(webpage)
1086
1087         return self.playlist_result(
1088             self._entries(webpage, url, playlist_id),
1089             playlist_id, title, description)
1090
1091
1092 class BBCCoUkIPlayerPlaylistIE(BBCCoUkPlaylistBaseIE):
1093     IE_NAME = 'bbc.co.uk:iplayer:playlist'
1094     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/iplayer/(?:episodes|group)/(?P<id>%s)' % BBCCoUkIE._ID_REGEX
1095     _URL_TEMPLATE = 'http://www.bbc.co.uk/iplayer/episode/%s'
1096     _VIDEO_ID_TEMPLATE = r'data-ip-id=["\'](%s)'
1097     _TESTS = [{
1098         'url': 'http://www.bbc.co.uk/iplayer/episodes/b05rcz9v',
1099         'info_dict': {
1100             'id': 'b05rcz9v',
1101             'title': 'The Disappearance',
1102             'description': 'French thriller serial about a missing teenager.',
1103         },
1104         'playlist_mincount': 6,
1105         'skip': 'This programme is not currently available on BBC iPlayer',
1106     }, {
1107         # Available for over a year unlike 30 days for most other programmes
1108         'url': 'http://www.bbc.co.uk/iplayer/group/p02tcc32',
1109         'info_dict': {
1110             'id': 'p02tcc32',
1111             'title': 'Bohemian Icons',
1112             'description': 'md5:683e901041b2fe9ba596f2ab04c4dbe7',
1113         },
1114         'playlist_mincount': 10,
1115     }]
1116
1117     def _extract_title_and_description(self, webpage):
1118         title = self._search_regex(r'<h1>([^<]+)</h1>', webpage, 'title', fatal=False)
1119         description = self._search_regex(
1120             r'<p[^>]+class=(["\'])subtitle\1[^>]*>(?P<value>[^<]+)</p>',
1121             webpage, 'description', fatal=False, group='value')
1122         return title, description
1123
1124
1125 class BBCCoUkPlaylistIE(BBCCoUkPlaylistBaseIE):
1126     IE_NAME = 'bbc.co.uk:playlist'
1127     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/(?P<id>%s)/(?:episodes|broadcasts|clips)' % BBCCoUkIE._ID_REGEX
1128     _URL_TEMPLATE = 'http://www.bbc.co.uk/programmes/%s'
1129     _VIDEO_ID_TEMPLATE = r'data-pid=["\'](%s)'
1130     _TESTS = [{
1131         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1132         'info_dict': {
1133             'id': 'b05rcz9v',
1134             'title': 'The Disappearance - Clips - BBC Four',
1135             'description': 'French thriller serial about a missing teenager.',
1136         },
1137         'playlist_mincount': 7,
1138     }, {
1139         # multipage playlist, explicit page
1140         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips?page=1',
1141         'info_dict': {
1142             'id': 'b00mfl7n',
1143             'title': 'Frozen Planet - Clips - BBC One',
1144             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1145         },
1146         'playlist_mincount': 24,
1147     }, {
1148         # multipage playlist, all pages
1149         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips',
1150         'info_dict': {
1151             'id': 'b00mfl7n',
1152             'title': 'Frozen Planet - Clips - BBC One',
1153             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1154         },
1155         'playlist_mincount': 142,
1156     }, {
1157         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/broadcasts/2016/06',
1158         'only_matching': True,
1159     }, {
1160         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1161         'only_matching': True,
1162     }, {
1163         'url': 'http://www.bbc.co.uk/programmes/b055jkys/episodes/player',
1164         'only_matching': True,
1165     }]
1166
1167     def _extract_title_and_description(self, webpage):
1168         title = self._og_search_title(webpage, fatal=False)
1169         description = self._og_search_description(webpage)
1170         return title, description