youtube_dlc/extractor/bbc.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import itertools
   5 import re
   6
   7 from .common import InfoExtractor
   8 from ..utils import (
   9     clean_html,
  10     dict_get,
  11     ExtractorError,
  12     float_or_none,
  13     get_element_by_class,
  14     int_or_none,
  15     js_to_json,
  16     parse_duration,
  17     parse_iso8601,
  18     try_get,
  19     unescapeHTML,
  20     url_or_none,
  21     urlencode_postdata,
  22     urljoin,
  23 )
  24 from ..compat import (
  25     compat_etree_Element,
  26     compat_HTTPError,
  27     compat_urlparse,
  28 )
  29
  30
  31 class BBCCoUkIE(InfoExtractor):
  32     IE_NAME = 'bbc.co.uk'
  33     IE_DESC = 'BBC iPlayer'
  34     _ID_REGEX = r'(?:[pbm][\da-z]{7}|w[\da-z]{7,14})'
  35     _VALID_URL = r'''(?x)
  36                     https?://
  37                         (?:www\.)?bbc\.co\.uk/
  38                         (?:
  39                             programmes/(?!articles/)|
  40                             iplayer(?:/[^/]+)?/(?:episode/|playlist/)|
  41                             music/(?:clips|audiovideo/popular)[/#]|
  42                             radio/player/|
  43                             sounds/play/|
  44                             events/[^/]+/play/[^/]+/
  45                         )
  46                         (?P<id>%s)(?!/(?:episodes|broadcasts|clips))
  47                     ''' % _ID_REGEX
  48
  49     _LOGIN_URL = 'https://account.bbc.com/signin'
  50     _NETRC_MACHINE = 'bbc'
  51
  52     _MEDIA_SELECTOR_URL_TEMPL = 'https://open.live.bbc.co.uk/mediaselector/6/select/version/2.0/mediaset/%s/vpid/%s'
  53     _MEDIA_SETS = [
  54         # Provides HQ HLS streams with even better quality that pc mediaset but fails
  55         # with geolocation in some cases when it's even not geo restricted at all (e.g.
  56         # http://www.bbc.co.uk/programmes/b06bp7lf). Also may fail with selectionunavailable.
  57         'iptv-all',
  58         'pc',
  59     ]
  60
  61     _EMP_PLAYLIST_NS = 'http://bbc.co.uk/2008/emp/playlist'
  62
  63     _TESTS = [
  64         {
  65             'url': 'http://www.bbc.co.uk/programmes/b039g8p7',
  66             'info_dict': {
  67                 'id': 'b039d07m',
  68                 'ext': 'flv',
  69                 'title': 'Kaleidoscope, Leonard Cohen',
  70                 'description': 'The Canadian poet and songwriter reflects on his musical career.',
  71             },
  72             'params': {
  73                 # rtmp download
  74                 'skip_download': True,
  75             }
  76         },
  77         {
  78             'url': 'http://www.bbc.co.uk/iplayer/episode/b00yng5w/The_Man_in_Black_Series_3_The_Printed_Name/',
  79             'info_dict': {
  80                 'id': 'b00yng1d',
  81                 'ext': 'flv',
  82                 'title': 'The Man in Black: Series 3: The Printed Name',
  83                 'description': "Mark Gatiss introduces Nicholas Pierpan's chilling tale of a writer's devilish pact with a mysterious man. Stars Ewan Bailey.",
  84                 'duration': 1800,
  85             },
  86             'params': {
  87                 # rtmp download
  88                 'skip_download': True,
  89             },
  90             'skip': 'Episode is no longer available on BBC iPlayer Radio',
  91         },
  92         {
  93             'url': 'http://www.bbc.co.uk/iplayer/episode/b03vhd1f/The_Voice_UK_Series_3_Blind_Auditions_5/',
  94             'info_dict': {
  95                 'id': 'b00yng1d',
  96                 'ext': 'flv',
  97                 'title': 'The Voice UK: Series 3: Blind Auditions 5',
  98                 '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.',
  99                 'duration': 5100,
 100             },
 101             'params': {
 102                 # rtmp download
 103                 'skip_download': True,
 104             },
 105             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 106         },
 107         {
 108             'url': 'http://www.bbc.co.uk/iplayer/episode/p026c7jt/tomorrows-worlds-the-unearthly-history-of-science-fiction-2-invasion',
 109             'info_dict': {
 110                 'id': 'b03k3pb7',
 111                 'ext': 'flv',
 112                 'title': "Tomorrow's Worlds: The Unearthly History of Science Fiction",
 113                 'description': '2. Invasion',
 114                 'duration': 3600,
 115             },
 116             'params': {
 117                 # rtmp download
 118                 'skip_download': True,
 119             },
 120             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 121         }, {
 122             'url': 'http://www.bbc.co.uk/programmes/b04v20dw',
 123             'info_dict': {
 124                 'id': 'b04v209v',
 125                 'ext': 'flv',
 126                 'title': 'Pete Tong, The Essential New Tune Special',
 127                 'description': "Pete has a very special mix - all of 2014's Essential New Tunes!",
 128                 'duration': 10800,
 129             },
 130             'params': {
 131                 # rtmp download
 132                 'skip_download': True,
 133             },
 134             'skip': 'Episode is no longer available on BBC iPlayer Radio',
 135         }, {
 136             'url': 'http://www.bbc.co.uk/music/clips/p022h44b',
 137             'note': 'Audio',
 138             'info_dict': {
 139                 'id': 'p022h44j',
 140                 'ext': 'flv',
 141                 'title': 'BBC Proms Music Guides, Rachmaninov: Symphonic Dances',
 142                 'description': "In this Proms Music Guide, Andrew McGregor looks at Rachmaninov's Symphonic Dances.",
 143                 'duration': 227,
 144             },
 145             'params': {
 146                 # rtmp download
 147                 'skip_download': True,
 148             }
 149         }, {
 150             'url': 'http://www.bbc.co.uk/music/clips/p025c0zz',
 151             'note': 'Video',
 152             'info_dict': {
 153                 'id': 'p025c103',
 154                 'ext': 'flv',
 155                 'title': 'Reading and Leeds Festival, 2014, Rae Morris - Closer (Live on BBC Three)',
 156                 'description': 'Rae Morris performs Closer for BBC Three at Reading 2014',
 157                 'duration': 226,
 158             },
 159             'params': {
 160                 # rtmp download
 161                 'skip_download': True,
 162             }
 163         }, {
 164             'url': 'http://www.bbc.co.uk/iplayer/episode/b054fn09/ad/natural-world-20152016-2-super-powered-owls',
 165             'info_dict': {
 166                 'id': 'p02n76xf',
 167                 'ext': 'flv',
 168                 'title': 'Natural World, 2015-2016: 2. Super Powered Owls',
 169                 'description': 'md5:e4db5c937d0e95a7c6b5e654d429183d',
 170                 'duration': 3540,
 171             },
 172             'params': {
 173                 # rtmp download
 174                 'skip_download': True,
 175             },
 176             'skip': 'geolocation',
 177         }, {
 178             'url': 'http://www.bbc.co.uk/iplayer/episode/b05zmgwn/royal-academy-summer-exhibition',
 179             'info_dict': {
 180                 'id': 'b05zmgw1',
 181                 'ext': 'flv',
 182                 '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.',
 183                 'title': 'Royal Academy Summer Exhibition',
 184                 'duration': 3540,
 185             },
 186             'params': {
 187                 # rtmp download
 188                 'skip_download': True,
 189             },
 190             'skip': 'geolocation',
 191         }, {
 192             # iptv-all mediaset fails with geolocation however there is no geo restriction
 193             # for this programme at all
 194             'url': 'http://www.bbc.co.uk/programmes/b06rkn85',
 195             'info_dict': {
 196                 'id': 'b06rkms3',
 197                 'ext': 'flv',
 198                 'title': "Best of the Mini-Mixes 2015: Part 3, Annie Mac's Friday Night - BBC Radio 1",
 199                 'description': "Annie has part three in the Best of the Mini-Mixes 2015, plus the year's Most Played!",
 200             },
 201             'params': {
 202                 # rtmp download
 203                 'skip_download': True,
 204             },
 205             'skip': 'Now it\'s really geo-restricted',
 206         }, {
 207             # compact player (https://github.com/ytdl-org/youtube-dl/issues/8147)
 208             'url': 'http://www.bbc.co.uk/programmes/p028bfkf/player',
 209             'info_dict': {
 210                 'id': 'p028bfkj',
 211                 'ext': 'flv',
 212                 'title': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 213                 'description': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 214             },
 215             'params': {
 216                 # rtmp download
 217                 'skip_download': True,
 218             },
 219         }, {
 220             'url': 'https://www.bbc.co.uk/sounds/play/m0007jzb',
 221             'note': 'Audio',
 222             'info_dict': {
 223                 'id': 'm0007jz9',
 224                 'ext': 'mp4',
 225                 'title': 'BBC Proms, 2019, Prom 34: West–Eastern Divan Orchestra',
 226                 'description': "Live BBC Proms. West–Eastern Divan Orchestra with Daniel Barenboim and Martha Argerich.",
 227                 'duration': 9840,
 228             },
 229             'params': {
 230                 # rtmp download
 231                 'skip_download': True,
 232             }
 233         }, {
 234             'url': 'http://www.bbc.co.uk/iplayer/playlist/p01dvks4',
 235             'only_matching': True,
 236         }, {
 237             'url': 'http://www.bbc.co.uk/music/clips#p02frcc3',
 238             'only_matching': True,
 239         }, {
 240             'url': 'http://www.bbc.co.uk/iplayer/cbeebies/episode/b0480276/bing-14-atchoo',
 241             'only_matching': True,
 242         }, {
 243             'url': 'http://www.bbc.co.uk/radio/player/p03cchwf',
 244             'only_matching': True,
 245         }, {
 246             'url': 'https://www.bbc.co.uk/music/audiovideo/popular#p055bc55',
 247             'only_matching': True,
 248         }, {
 249             'url': 'http://www.bbc.co.uk/programmes/w3csv1y9',
 250             'only_matching': True,
 251         }, {
 252             'url': 'https://www.bbc.co.uk/programmes/m00005xn',
 253             'only_matching': True,
 254         }, {
 255             'url': 'https://www.bbc.co.uk/programmes/w172w4dww1jqt5s',
 256             'only_matching': True,
 257         }]
 258
 259     def _login(self):
 260         username, password = self._get_login_info()
 261         if username is None:
 262             return
 263
 264         login_page = self._download_webpage(
 265             self._LOGIN_URL, None, 'Downloading signin page')
 266
 267         login_form = self._hidden_inputs(login_page)
 268
 269         login_form.update({
 270             'username': username,
 271             'password': password,
 272         })
 273
 274         post_url = urljoin(self._LOGIN_URL, self._search_regex(
 275             r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
 276             'post url', default=self._LOGIN_URL, group='url'))
 277
 278         response, urlh = self._download_webpage_handle(
 279             post_url, None, 'Logging in', data=urlencode_postdata(login_form),
 280             headers={'Referer': self._LOGIN_URL})
 281
 282         if self._LOGIN_URL in urlh.geturl():
 283             error = clean_html(get_element_by_class('form-message', response))
 284             if error:
 285                 raise ExtractorError(
 286                     'Unable to login: %s' % error, expected=True)
 287             raise ExtractorError('Unable to log in')
 288
 289     def _real_initialize(self):
 290         self._login()
 291
 292     class MediaSelectionError(Exception):
 293         def __init__(self, id):
 294             self.id = id
 295
 296     def _extract_asx_playlist(self, connection, programme_id):
 297         asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
 298         return [ref.get('href') for ref in asx.findall('./Entry/ref')]
 299
 300     def _extract_items(self, playlist):
 301         return playlist.findall('./{%s}item' % self._EMP_PLAYLIST_NS)
 302
 303     def _extract_medias(self, media_selection):
 304         error = media_selection.get('result')
 305         if error:
 306             raise BBCCoUkIE.MediaSelectionError(error)
 307         return media_selection.get('media') or []
 308
 309     def _extract_connections(self, media):
 310         return media.get('connection') or []
 311
 312     def _get_subtitles(self, media, programme_id):
 313         subtitles = {}
 314         for connection in self._extract_connections(media):
 315             cc_url = url_or_none(connection.get('href'))
 316             if not cc_url:
 317                 continue
 318             captions = self._download_xml(
 319                 cc_url, programme_id, 'Downloading captions', fatal=False)
 320             if not isinstance(captions, compat_etree_Element):
 321                 continue
 322             subtitles['en'] = [
 323                 {
 324                     'url': connection.get('href'),
 325                     'ext': 'ttml',
 326                 },
 327             ]
 328             break
 329         return subtitles
 330
 331     def _raise_extractor_error(self, media_selection_error):
 332         raise ExtractorError(
 333             '%s returned error: %s' % (self.IE_NAME, media_selection_error.id),
 334             expected=True)
 335
 336     def _download_media_selector(self, programme_id):
 337         last_exception = None
 338         for media_set in self._MEDIA_SETS:
 339             try:
 340                 return self._download_media_selector_url(
 341                     self._MEDIA_SELECTOR_URL_TEMPL % (media_set, programme_id), programme_id)
 342             except BBCCoUkIE.MediaSelectionError as e:
 343                 if e.id in ('notukerror', 'geolocation', 'selectionunavailable'):
 344                     last_exception = e
 345                     continue
 346                 self._raise_extractor_error(e)
 347         self._raise_extractor_error(last_exception)
 348
 349     def _download_media_selector_url(self, url, programme_id=None):
 350         media_selection = self._download_json(
 351             url, programme_id, 'Downloading media selection JSON',
 352             expected_status=(403, 404))
 353         return self._process_media_selector(media_selection, programme_id)
 354
 355     def _process_media_selector(self, media_selection, programme_id):
 356         formats = []
 357         subtitles = None
 358         urls = []
 359
 360         for media in self._extract_medias(media_selection):
 361             kind = media.get('kind')
 362             if kind in ('video', 'audio'):
 363                 bitrate = int_or_none(media.get('bitrate'))
 364                 encoding = media.get('encoding')
 365                 width = int_or_none(media.get('width'))
 366                 height = int_or_none(media.get('height'))
 367                 file_size = int_or_none(media.get('media_file_size'))
 368                 for connection in self._extract_connections(media):
 369                     href = connection.get('href')
 370                     if href in urls:
 371                         continue
 372                     if href:
 373                         urls.append(href)
 374                     conn_kind = connection.get('kind')
 375                     protocol = connection.get('protocol')
 376                     supplier = connection.get('supplier')
 377                     transfer_format = connection.get('transferFormat')
 378                     format_id = supplier or conn_kind or protocol
 379                     # ASX playlist
 380                     if supplier == 'asx':
 381                         for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
 382                             formats.append({
 383                                 'url': ref,
 384                                 'format_id': 'ref%s_%s' % (i, format_id),
 385                             })
 386                     elif transfer_format == 'dash':
 387                         formats.extend(self._extract_mpd_formats(
 388                             href, programme_id, mpd_id=format_id, fatal=False))
 389                     elif transfer_format == 'hls':
 390                         formats.extend(self._extract_m3u8_formats(
 391                             href, programme_id, ext='mp4', entry_protocol='m3u8_native',
 392                             m3u8_id=format_id, fatal=False))
 393                     elif transfer_format == 'hds':
 394                         formats.extend(self._extract_f4m_formats(
 395                             href, programme_id, f4m_id=format_id, fatal=False))
 396                     else:
 397                         if not supplier and bitrate:
 398                             format_id += '-%d' % bitrate
 399                         fmt = {
 400                             'format_id': format_id,
 401                             'filesize': file_size,
 402                         }
 403                         if kind == 'video':
 404                             fmt.update({
 405                                 'width': width,
 406                                 'height': height,
 407                                 'tbr': bitrate,
 408                                 'vcodec': encoding,
 409                             })
 410                         else:
 411                             fmt.update({
 412                                 'abr': bitrate,
 413                                 'acodec': encoding,
 414                                 'vcodec': 'none',
 415                             })
 416                         if protocol in ('http', 'https'):
 417                             # Direct link
 418                             fmt.update({
 419                                 'url': href,
 420                             })
 421                         elif protocol == 'rtmp':
 422                             application = connection.get('application', 'ondemand')
 423                             auth_string = connection.get('authString')
 424                             identifier = connection.get('identifier')
 425                             server = connection.get('server')
 426                             fmt.update({
 427                                 'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
 428                                 'play_path': identifier,
 429                                 'app': '%s?%s' % (application, auth_string),
 430                                 'page_url': 'http://www.bbc.co.uk',
 431                                 'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
 432                                 'rtmp_live': False,
 433                                 'ext': 'flv',
 434                             })
 435                         else:
 436                             continue
 437                         formats.append(fmt)
 438             elif kind == 'captions':
 439                 subtitles = self.extract_subtitles(media, programme_id)
 440         return formats, subtitles
 441
 442     def _download_playlist(self, playlist_id):
 443         try:
 444             playlist = self._download_json(
 445                 'http://www.bbc.co.uk/programmes/%s/playlist.json' % playlist_id,
 446                 playlist_id, 'Downloading playlist JSON')
 447
 448             version = playlist.get('defaultAvailableVersion')
 449             if version:
 450                 smp_config = version['smpConfig']
 451                 title = smp_config['title']
 452                 description = smp_config['summary']
 453                 for item in smp_config['items']:
 454                     kind = item['kind']
 455                     if kind not in ('programme', 'radioProgramme'):
 456                         continue
 457                     programme_id = item.get('vpid')
 458                     duration = int_or_none(item.get('duration'))
 459                     formats, subtitles = self._download_media_selector(programme_id)
 460                 return programme_id, title, description, duration, formats, subtitles
 461         except ExtractorError as ee:
 462             if not (isinstance(ee.cause, compat_HTTPError) and ee.cause.code == 404):
 463                 raise
 464
 465         # fallback to legacy playlist
 466         return self._process_legacy_playlist(playlist_id)
 467
 468     def _process_legacy_playlist_url(self, url, display_id):
 469         playlist = self._download_legacy_playlist_url(url, display_id)
 470         return self._extract_from_legacy_playlist(playlist, display_id)
 471
 472     def _process_legacy_playlist(self, playlist_id):
 473         return self._process_legacy_playlist_url(
 474             'http://www.bbc.co.uk/iplayer/playlist/%s' % playlist_id, playlist_id)
 475
 476     def _download_legacy_playlist_url(self, url, playlist_id=None):
 477         return self._download_xml(
 478             url, playlist_id, 'Downloading legacy playlist XML')
 479
 480     def _extract_from_legacy_playlist(self, playlist, playlist_id):
 481         no_items = playlist.find('./{%s}noItems' % self._EMP_PLAYLIST_NS)
 482         if no_items is not None:
 483             reason = no_items.get('reason')
 484             if reason == 'preAvailability':
 485                 msg = 'Episode %s is not yet available' % playlist_id
 486             elif reason == 'postAvailability':
 487                 msg = 'Episode %s is no longer available' % playlist_id
 488             elif reason == 'noMedia':
 489                 msg = 'Episode %s is not currently available' % playlist_id
 490             else:
 491                 msg = 'Episode %s is not available: %s' % (playlist_id, reason)
 492             raise ExtractorError(msg, expected=True)
 493
 494         for item in self._extract_items(playlist):
 495             kind = item.get('kind')
 496             if kind not in ('programme', 'radioProgramme'):
 497                 continue
 498             title = playlist.find('./{%s}title' % self._EMP_PLAYLIST_NS).text
 499             description_el = playlist.find('./{%s}summary' % self._EMP_PLAYLIST_NS)
 500             description = description_el.text if description_el is not None else None
 501
 502             def get_programme_id(item):
 503                 def get_from_attributes(item):
 504                     for p in ('identifier', 'group'):
 505                         value = item.get(p)
 506                         if value and re.match(r'^[pb][\da-z]{7}$', value):
 507                             return value
 508                 get_from_attributes(item)
 509                 mediator = item.find('./{%s}mediator' % self._EMP_PLAYLIST_NS)
 510                 if mediator is not None:
 511                     return get_from_attributes(mediator)
 512
 513             programme_id = get_programme_id(item)
 514             duration = int_or_none(item.get('duration'))
 515
 516             if programme_id:
 517                 formats, subtitles = self._download_media_selector(programme_id)
 518             else:
 519                 formats, subtitles = self._process_media_selector(item, playlist_id)
 520                 programme_id = playlist_id
 521
 522         return programme_id, title, description, duration, formats, subtitles
 523
 524     def _real_extract(self, url):
 525         group_id = self._match_id(url)
 526
 527         webpage = self._download_webpage(url, group_id, 'Downloading video page')
 528
 529         error = self._search_regex(
 530             r'<div\b[^>]+\bclass=["\'](?:smp|playout)__message delta["\'][^>]*>\s*([^<]+?)\s*<',
 531             webpage, 'error', default=None)
 532         if error:
 533             raise ExtractorError(error, expected=True)
 534
 535         programme_id = None
 536         duration = None
 537
 538         tviplayer = self._search_regex(
 539             r'mediator\.bind\(({.+?})\s*,\s*document\.getElementById',
 540             webpage, 'player', default=None)
 541
 542         if tviplayer:
 543             player = self._parse_json(tviplayer, group_id).get('player', {})
 544             duration = int_or_none(player.get('duration'))
 545             programme_id = player.get('vpid')
 546
 547         if not programme_id:
 548             programme_id = self._search_regex(
 549                 r'"vpid"\s*:\s*"(%s)"' % self._ID_REGEX, webpage, 'vpid', fatal=False, default=None)
 550
 551         if programme_id:
 552             formats, subtitles = self._download_media_selector(programme_id)
 553             title = self._og_search_title(webpage, default=None) or self._html_search_regex(
 554                 (r'<h2[^>]+id="parent-title"[^>]*>(.+?)</h2>',
 555                  r'<div[^>]+class="info"[^>]*>\s*<h1>(.+?)</h1>'), webpage, 'title')
 556             description = self._search_regex(
 557                 (r'<p class="[^"]*medium-description[^"]*">([^<]+)</p>',
 558                  r'<div[^>]+class="info_+synopsis"[^>]*>([^<]+)</div>'),
 559                 webpage, 'description', default=None)
 560             if not description:
 561                 description = self._html_search_meta('description', webpage)
 562         else:
 563             programme_id, title, description, duration, formats, subtitles = self._download_playlist(group_id)
 564
 565         self._sort_formats(formats)
 566
 567         return {
 568             'id': programme_id,
 569             'title': title,
 570             'description': description,
 571             'thumbnail': self._og_search_thumbnail(webpage, default=None),
 572             'duration': duration,
 573             'formats': formats,
 574             'subtitles': subtitles,
 575         }
 576
 577
 578 class BBCIE(BBCCoUkIE):
 579     IE_NAME = 'bbc'
 580     IE_DESC = 'BBC'
 581     _VALID_URL = r'https?://(?:www\.)?bbc\.(?:com|co\.uk)/(?:[^/]+/)+(?P<id>[^/#?]+)'
 582
 583     _MEDIA_SETS = [
 584         'mobile-tablet-main',
 585         'pc',
 586     ]
 587
 588     _TESTS = [{
 589         # article with multiple videos embedded with data-playable containing vpids
 590         'url': 'http://www.bbc.com/news/world-europe-32668511',
 591         'info_dict': {
 592             'id': 'world-europe-32668511',
 593             'title': 'Russia stages massive WW2 parade',
 594             'description': 'md5:00ff61976f6081841f759a08bf78cc9c',
 595         },
 596         'playlist_count': 2,
 597     }, {
 598         # article with multiple videos embedded with data-playable (more videos)
 599         'url': 'http://www.bbc.com/news/business-28299555',
 600         'info_dict': {
 601             'id': 'business-28299555',
 602             'title': 'Farnborough Airshow: Video highlights',
 603             'description': 'BBC reports and video highlights at the Farnborough Airshow.',
 604         },
 605         'playlist_count': 9,
 606         'skip': 'Save time',
 607     }, {
 608         # article with multiple videos embedded with `new SMP()`
 609         # broken
 610         'url': 'http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460',
 611         'info_dict': {
 612             'id': '3662a707-0af9-3149-963f-47bea720b460',
 613             'title': 'BUGGER',
 614         },
 615         'playlist_count': 18,
 616     }, {
 617         # single video embedded with data-playable containing vpid
 618         'url': 'http://www.bbc.com/news/world-europe-32041533',
 619         'info_dict': {
 620             'id': 'p02mprgb',
 621             'ext': 'mp4',
 622             'title': 'Aerial footage showed the site of the crash in the Alps - courtesy BFM TV',
 623             'description': 'md5:2868290467291b37feda7863f7a83f54',
 624             'duration': 47,
 625             'timestamp': 1427219242,
 626             'upload_date': '20150324',
 627         },
 628         'params': {
 629             # rtmp download
 630             'skip_download': True,
 631         }
 632     }, {
 633         # article with single video embedded with data-playable containing XML playlist
 634         # with direct video links as progressiveDownloadUrl (for now these are extracted)
 635         # and playlist with f4m and m3u8 as streamingUrl
 636         'url': 'http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu',
 637         'info_dict': {
 638             'id': '150615_telabyad_kentin_cogu',
 639             'ext': 'mp4',
 640             'title': "YPG: Tel Abyad'ın tamamı kontrolümüzde",
 641             'description': 'md5:33a4805a855c9baf7115fcbde57e7025',
 642             'timestamp': 1434397334,
 643             'upload_date': '20150615',
 644         },
 645         'params': {
 646             'skip_download': True,
 647         }
 648     }, {
 649         # single video embedded with data-playable containing XML playlists (regional section)
 650         'url': 'http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw',
 651         'info_dict': {
 652             'id': '150619_video_honduras_militares_hospitales_corrupcion_aw',
 653             'ext': 'mp4',
 654             'title': 'Honduras militariza sus hospitales por nuevo escándalo de corrupción',
 655             'description': 'md5:1525f17448c4ee262b64b8f0c9ce66c8',
 656             'timestamp': 1434713142,
 657             'upload_date': '20150619',
 658         },
 659         'params': {
 660             'skip_download': True,
 661         }
 662     }, {
 663         # single video from video playlist embedded with vxp-playlist-data JSON
 664         'url': 'http://www.bbc.com/news/video_and_audio/must_see/33376376',
 665         'info_dict': {
 666             'id': 'p02w6qjc',
 667             'ext': 'mp4',
 668             'title': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 669             'duration': 56,
 670             'description': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 671         },
 672         'params': {
 673             'skip_download': True,
 674         }
 675     }, {
 676         # single video story with digitalData
 677         'url': 'http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret',
 678         'info_dict': {
 679             'id': 'p02q6gc4',
 680             'ext': 'flv',
 681             'title': 'Sri Lanka’s spicy secret',
 682             'description': 'As a new train line to Jaffna opens up the country’s north, travellers can experience a truly distinct slice of Tamil culture.',
 683             'timestamp': 1437674293,
 684             'upload_date': '20150723',
 685         },
 686         'params': {
 687             # rtmp download
 688             'skip_download': True,
 689         }
 690     }, {
 691         # single video story without digitalData
 692         'url': 'http://www.bbc.com/autos/story/20130513-hyundais-rock-star',
 693         'info_dict': {
 694             'id': 'p018zqqg',
 695             'ext': 'mp4',
 696             'title': 'Hyundai Santa Fe Sport: Rock star',
 697             'description': 'md5:b042a26142c4154a6e472933cf20793d',
 698             'timestamp': 1415867444,
 699             'upload_date': '20141113',
 700         },
 701         'params': {
 702             # rtmp download
 703             'skip_download': True,
 704         }
 705     }, {
 706         # single video embedded with Morph
 707         'url': 'http://www.bbc.co.uk/sport/live/olympics/36895975',
 708         'info_dict': {
 709             'id': 'p041vhd0',
 710             'ext': 'mp4',
 711             'title': "Nigeria v Japan - Men's First Round",
 712             'description': 'Live coverage of the first round from Group B at the Amazonia Arena.',
 713             'duration': 7980,
 714             'uploader': 'BBC Sport',
 715             'uploader_id': 'bbc_sport',
 716         },
 717         'params': {
 718             # m3u8 download
 719             'skip_download': True,
 720         },
 721         'skip': 'Georestricted to UK',
 722     }, {
 723         # single video with playlist.sxml URL in playlist param
 724         'url': 'http://www.bbc.com/sport/0/football/33653409',
 725         'info_dict': {
 726             'id': 'p02xycnp',
 727             'ext': 'mp4',
 728             'title': 'Transfers: Cristiano Ronaldo to Man Utd, Arsenal to spend?',
 729             'description': 'BBC Sport\'s David Ornstein has the latest transfer gossip, including rumours of a Manchester United return for Cristiano Ronaldo.',
 730             'duration': 140,
 731         },
 732         'params': {
 733             # rtmp download
 734             'skip_download': True,
 735         }
 736     }, {
 737         # article with multiple videos embedded with playlist.sxml in playlist param
 738         'url': 'http://www.bbc.com/sport/0/football/34475836',
 739         'info_dict': {
 740             'id': '34475836',
 741             'title': 'Jurgen Klopp: Furious football from a witty and winning coach',
 742             'description': 'Fast-paced football, wit, wisdom and a ready smile - why Liverpool fans should come to love new boss Jurgen Klopp.',
 743         },
 744         'playlist_count': 3,
 745     }, {
 746         # school report article with single video
 747         'url': 'http://www.bbc.co.uk/schoolreport/35744779',
 748         'info_dict': {
 749             'id': '35744779',
 750             'title': 'School which breaks down barriers in Jerusalem',
 751         },
 752         'playlist_count': 1,
 753     }, {
 754         # single video with playlist URL from weather section
 755         'url': 'http://www.bbc.com/weather/features/33601775',
 756         'only_matching': True,
 757     }, {
 758         # custom redirection to www.bbc.com
 759         'url': 'http://www.bbc.co.uk/news/science-environment-33661876',
 760         'only_matching': True,
 761     }, {
 762         # single video article embedded with data-media-vpid
 763         'url': 'http://www.bbc.co.uk/sport/rowing/35908187',
 764         'only_matching': True,
 765     }, {
 766         'url': 'https://www.bbc.co.uk/bbcthree/clip/73d0bbd0-abc3-4cea-b3c0-cdae21905eb1',
 767         'info_dict': {
 768             'id': 'p06556y7',
 769             'ext': 'mp4',
 770             'title': 'Transfers: Cristiano Ronaldo to Man Utd, Arsenal to spend?',
 771             'description': 'md5:4b7dfd063d5a789a1512e99662be3ddd',
 772         },
 773         'params': {
 774             'skip_download': True,
 775         }
 776     }, {
 777         # window.__PRELOADED_STATE__
 778         'url': 'https://www.bbc.co.uk/radio/play/b0b9z4yl',
 779         'info_dict': {
 780             'id': 'b0b9z4vz',
 781             'ext': 'mp4',
 782             'title': 'Prom 6: An American in Paris and Turangalila',
 783             'description': 'md5:51cf7d6f5c8553f197e58203bc78dff8',
 784             'uploader': 'Radio 3',
 785             'uploader_id': 'bbc_radio_three',
 786         },
 787     }, {
 788         'url': 'http://www.bbc.co.uk/learningenglish/chinese/features/lingohack/ep-181227',
 789         'info_dict': {
 790             'id': 'p06w9tws',
 791             'ext': 'mp4',
 792             'title': 'md5:2fabf12a726603193a2879a055f72514',
 793             'description': 'Learn English words and phrases from this story',
 794         },
 795         'add_ie': [BBCCoUkIE.ie_key()],
 796     }]
 797
 798     @classmethod
 799     def suitable(cls, url):
 800         EXCLUDE_IE = (BBCCoUkIE, BBCCoUkArticleIE, BBCCoUkIPlayerPlaylistIE, BBCCoUkPlaylistIE)
 801         return (False if any(ie.suitable(url) for ie in EXCLUDE_IE)
 802                 else super(BBCIE, cls).suitable(url))
 803
 804     def _extract_from_media_meta(self, media_meta, video_id):
 805         # Direct links to media in media metadata (e.g.
 806         # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 807         # TODO: there are also f4m and m3u8 streams incorporated in playlist.sxml
 808         source_files = media_meta.get('sourceFiles')
 809         if source_files:
 810             return [{
 811                 'url': f['url'],
 812                 'format_id': format_id,
 813                 'ext': f.get('encoding'),
 814                 'tbr': float_or_none(f.get('bitrate'), 1000),
 815                 'filesize': int_or_none(f.get('filesize')),
 816             } for format_id, f in source_files.items() if f.get('url')], []
 817
 818         programme_id = media_meta.get('externalId')
 819         if programme_id:
 820             return self._download_media_selector(programme_id)
 821
 822         # Process playlist.sxml as legacy playlist
 823         href = media_meta.get('href')
 824         if href:
 825             playlist = self._download_legacy_playlist_url(href)
 826             _, _, _, _, formats, subtitles = self._extract_from_legacy_playlist(playlist, video_id)
 827             return formats, subtitles
 828
 829         return [], []
 830
 831     def _extract_from_playlist_sxml(self, url, playlist_id, timestamp):
 832         programme_id, title, description, duration, formats, subtitles = \
 833             self._process_legacy_playlist_url(url, playlist_id)
 834         self._sort_formats(formats)
 835         return {
 836             'id': programme_id,
 837             'title': title,
 838             'description': description,
 839             'duration': duration,
 840             'timestamp': timestamp,
 841             'formats': formats,
 842             'subtitles': subtitles,
 843         }
 844
 845     def _real_extract(self, url):
 846         playlist_id = self._match_id(url)
 847
 848         webpage = self._download_webpage(url, playlist_id)
 849
 850         json_ld_info = self._search_json_ld(webpage, playlist_id, default={})
 851         timestamp = json_ld_info.get('timestamp')
 852
 853         playlist_title = json_ld_info.get('title')
 854         if not playlist_title:
 855             playlist_title = self._og_search_title(
 856                 webpage, default=None) or self._html_search_regex(
 857                 r'<title>(.+?)</title>', webpage, 'playlist title', default=None)
 858             if playlist_title:
 859                 playlist_title = re.sub(r'(.+)\s*-\s*BBC.*?$', r'\1', playlist_title).strip()
 860
 861         playlist_description = json_ld_info.get(
 862             'description') or self._og_search_description(webpage, default=None)
 863
 864         if not timestamp:
 865             timestamp = parse_iso8601(self._search_regex(
 866                 [r'<meta[^>]+property="article:published_time"[^>]+content="([^"]+)"',
 867                  r'itemprop="datePublished"[^>]+datetime="([^"]+)"',
 868                  r'"datePublished":\s*"([^"]+)'],
 869                 webpage, 'date', default=None))
 870
 871         entries = []
 872
 873         # article with multiple videos embedded with playlist.sxml (e.g.
 874         # http://www.bbc.com/sport/0/football/34475836)
 875         playlists = re.findall(r'<param[^>]+name="playlist"[^>]+value="([^"]+)"', webpage)
 876         playlists.extend(re.findall(r'data-media-id="([^"]+/playlist\.sxml)"', webpage))
 877         if playlists:
 878             entries = [
 879                 self._extract_from_playlist_sxml(playlist_url, playlist_id, timestamp)
 880                 for playlist_url in playlists]
 881
 882         # news article with multiple videos embedded with data-playable
 883         data_playables = re.findall(r'data-playable=(["\'])({.+?})\1', webpage)
 884         if data_playables:
 885             for _, data_playable_json in data_playables:
 886                 data_playable = self._parse_json(
 887                     unescapeHTML(data_playable_json), playlist_id, fatal=False)
 888                 if not data_playable:
 889                     continue
 890                 settings = data_playable.get('settings', {})
 891                 if settings:
 892                     # data-playable with video vpid in settings.playlistObject.items (e.g.
 893                     # http://www.bbc.com/news/world-us-canada-34473351)
 894                     playlist_object = settings.get('playlistObject', {})
 895                     if playlist_object:
 896                         items = playlist_object.get('items')
 897                         if items and isinstance(items, list):
 898                             title = playlist_object['title']
 899                             description = playlist_object.get('summary')
 900                             duration = int_or_none(items[0].get('duration'))
 901                             programme_id = items[0].get('vpid')
 902                             formats, subtitles = self._download_media_selector(programme_id)
 903                             self._sort_formats(formats)
 904                             entries.append({
 905                                 'id': programme_id,
 906                                 'title': title,
 907                                 'description': description,
 908                                 'timestamp': timestamp,
 909                                 'duration': duration,
 910                                 'formats': formats,
 911                                 'subtitles': subtitles,
 912                             })
 913                     else:
 914                         # data-playable without vpid but with a playlist.sxml URLs
 915                         # in otherSettings.playlist (e.g.
 916                         # http://www.bbc.com/turkce/multimedya/2015/10/151010_vid_ankara_patlama_ani)
 917                         playlist = data_playable.get('otherSettings', {}).get('playlist', {})
 918                         if playlist:
 919                             entry = None
 920                             for key in ('streaming', 'progressiveDownload'):
 921                                 playlist_url = playlist.get('%sUrl' % key)
 922                                 if not playlist_url:
 923                                     continue
 924                                 try:
 925                                     info = self._extract_from_playlist_sxml(
 926                                         playlist_url, playlist_id, timestamp)
 927                                     if not entry:
 928                                         entry = info
 929                                     else:
 930                                         entry['title'] = info['title']
 931                                         entry['formats'].extend(info['formats'])
 932                                 except Exception as e:
 933                                     # Some playlist URL may fail with 500, at the same time
 934                                     # the other one may work fine (e.g.
 935                                     # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 936                                     if isinstance(e.cause, compat_HTTPError) and e.cause.code == 500:
 937                                         continue
 938                                     raise
 939                             if entry:
 940                                 self._sort_formats(entry['formats'])
 941                                 entries.append(entry)
 942
 943         if entries:
 944             return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
 945
 946         # http://www.bbc.co.uk/learningenglish/chinese/features/lingohack/ep-181227
 947         group_id = self._search_regex(
 948             r'<div[^>]+\bclass=["\']video["\'][^>]+\bdata-pid=["\'](%s)' % self._ID_REGEX,
 949             webpage, 'group id', default=None)
 950         if group_id:
 951             return self.url_result(
 952                 'https://www.bbc.co.uk/programmes/%s' % group_id,
 953                 ie=BBCCoUkIE.ie_key())
 954
 955         # single video story (e.g. http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 956         programme_id = self._search_regex(
 957             [r'data-(?:video-player|media)-vpid="(%s)"' % self._ID_REGEX,
 958              r'<param[^>]+name="externalIdentifier"[^>]+value="(%s)"' % self._ID_REGEX,
 959              r'videoId\s*:\s*["\'](%s)["\']' % self._ID_REGEX],
 960             webpage, 'vpid', default=None)
 961
 962         if programme_id:
 963             formats, subtitles = self._download_media_selector(programme_id)
 964             self._sort_formats(formats)
 965             # digitalData may be missing (e.g. http://www.bbc.com/autos/story/20130513-hyundais-rock-star)
 966             digital_data = self._parse_json(
 967                 self._search_regex(
 968                     r'var\s+digitalData\s*=\s*({.+?});?\n', webpage, 'digital data', default='{}'),
 969                 programme_id, fatal=False)
 970             page_info = digital_data.get('page', {}).get('pageInfo', {})
 971             title = page_info.get('pageName') or self._og_search_title(webpage)
 972             description = page_info.get('description') or self._og_search_description(webpage)
 973             timestamp = parse_iso8601(page_info.get('publicationDate')) or timestamp
 974             return {
 975                 'id': programme_id,
 976                 'title': title,
 977                 'description': description,
 978                 'timestamp': timestamp,
 979                 'formats': formats,
 980                 'subtitles': subtitles,
 981             }
 982
 983         # Morph based embed (e.g. http://www.bbc.co.uk/sport/live/olympics/36895975)
 984         # There are several setPayload calls may be present but the video
 985         # seems to be always related to the first one
 986         morph_payload = self._parse_json(
 987             self._search_regex(
 988                 r'Morph\.setPayload\([^,]+,\s*({.+?})\);',
 989                 webpage, 'morph payload', default='{}'),
 990             playlist_id, fatal=False)
 991         if morph_payload:
 992             components = try_get(morph_payload, lambda x: x['body']['components'], list) or []
 993             for component in components:
 994                 if not isinstance(component, dict):
 995                     continue
 996                 lead_media = try_get(component, lambda x: x['props']['leadMedia'], dict)
 997                 if not lead_media:
 998                     continue
 999                 identifiers = lead_media.get('identifiers')
1000                 if not identifiers or not isinstance(identifiers, dict):
1001                     continue
1002                 programme_id = identifiers.get('vpid') or identifiers.get('playablePid')
1003                 if not programme_id:
1004                     continue
1005                 title = lead_media.get('title') or self._og_search_title(webpage)
1006                 formats, subtitles = self._download_media_selector(programme_id)
1007                 self._sort_formats(formats)
1008                 description = lead_media.get('summary')
1009                 uploader = lead_media.get('masterBrand')
1010                 uploader_id = lead_media.get('mid')
1011                 duration = None
1012                 duration_d = lead_media.get('duration')
1013                 if isinstance(duration_d, dict):
1014                     duration = parse_duration(dict_get(
1015                         duration_d, ('rawDuration', 'formattedDuration', 'spokenDuration')))
1016                 return {
1017                     'id': programme_id,
1018                     'title': title,
1019                     'description': description,
1020                     'duration': duration,
1021                     'uploader': uploader,
1022                     'uploader_id': uploader_id,
1023                     'formats': formats,
1024                     'subtitles': subtitles,
1025                 }
1026
1027         preload_state = self._parse_json(self._search_regex(
1028             r'window\.__PRELOADED_STATE__\s*=\s*({.+?});', webpage,
1029             'preload state', default='{}'), playlist_id, fatal=False)
1030         if preload_state:
1031             current_programme = preload_state.get('programmes', {}).get('current') or {}
1032             programme_id = current_programme.get('id')
1033             if current_programme and programme_id and current_programme.get('type') == 'playable_item':
1034                 title = current_programme.get('titles', {}).get('tertiary') or playlist_title
1035                 formats, subtitles = self._download_media_selector(programme_id)
1036                 self._sort_formats(formats)
1037                 synopses = current_programme.get('synopses') or {}
1038                 network = current_programme.get('network') or {}
1039                 duration = int_or_none(
1040                     current_programme.get('duration', {}).get('value'))
1041                 thumbnail = None
1042                 image_url = current_programme.get('image_url')
1043                 if image_url:
1044                     thumbnail = image_url.replace('{recipe}', '1920x1920')
1045                 return {
1046                     'id': programme_id,
1047                     'title': title,
1048                     'description': dict_get(synopses, ('long', 'medium', 'short')),
1049                     'thumbnail': thumbnail,
1050                     'duration': duration,
1051                     'uploader': network.get('short_title'),
1052                     'uploader_id': network.get('id'),
1053                     'formats': formats,
1054                     'subtitles': subtitles,
1055                 }
1056
1057         bbc3_config = self._parse_json(
1058             self._search_regex(
1059                 r'(?s)bbcthreeConfig\s*=\s*({.+?})\s*;\s*<', webpage,
1060                 'bbcthree config', default='{}'),
1061             playlist_id, transform_source=js_to_json, fatal=False) or {}
1062         payload = bbc3_config.get('payload') or {}
1063         if payload:
1064             clip = payload.get('currentClip') or {}
1065             clip_vpid = clip.get('vpid')
1066             clip_title = clip.get('title')
1067             if clip_vpid and clip_title:
1068                 formats, subtitles = self._download_media_selector(clip_vpid)
1069                 self._sort_formats(formats)
1070                 return {
1071                     'id': clip_vpid,
1072                     'title': clip_title,
1073                     'thumbnail': dict_get(clip, ('poster', 'imageUrl')),
1074                     'description': clip.get('description'),
1075                     'duration': parse_duration(clip.get('duration')),
1076                     'formats': formats,
1077                     'subtitles': subtitles,
1078                 }
1079             bbc3_playlist = try_get(
1080                 payload, lambda x: x['content']['bbcMedia']['playlist'],
1081                 dict)
1082             if bbc3_playlist:
1083                 playlist_title = bbc3_playlist.get('title') or playlist_title
1084                 thumbnail = bbc3_playlist.get('holdingImageURL')
1085                 entries = []
1086                 for bbc3_item in bbc3_playlist['items']:
1087                     programme_id = bbc3_item.get('versionID')
1088                     if not programme_id:
1089                         continue
1090                     formats, subtitles = self._download_media_selector(programme_id)
1091                     self._sort_formats(formats)
1092                     entries.append({
1093                         'id': programme_id,
1094                         'title': playlist_title,
1095                         'thumbnail': thumbnail,
1096                         'timestamp': timestamp,
1097                         'formats': formats,
1098                         'subtitles': subtitles,
1099                     })
1100                 return self.playlist_result(
1101                     entries, playlist_id, playlist_title, playlist_description)
1102
1103         initial_data = self._parse_json(self._search_regex(
1104             r'window\.__INITIAL_DATA__\s*=\s*({.+?});', webpage,
1105             'preload state', default='{}'), playlist_id, fatal=False)
1106         if initial_data:
1107             def parse_media(media):
1108                 if not media:
1109                     return
1110                 for item in (try_get(media, lambda x: x['media']['items'], list) or []):
1111                     item_id = item.get('id')
1112                     item_title = item.get('title')
1113                     if not (item_id and item_title):
1114                         continue
1115                     formats, subtitles = self._download_media_selector(item_id)
1116                     self._sort_formats(formats)
1117                     entries.append({
1118                         'id': item_id,
1119                         'title': item_title,
1120                         'thumbnail': item.get('holdingImageUrl'),
1121                         'formats': formats,
1122                         'subtitles': subtitles,
1123                     })
1124             for resp in (initial_data.get('data') or {}).values():
1125                 name = resp.get('name')
1126                 if name == 'media-experience':
1127                     parse_media(try_get(resp, lambda x: x['data']['initialItem']['mediaItem'], dict))
1128                 elif name == 'article':
1129                     for block in (try_get(resp, lambda x: x['data']['blocks'], list) or []):
1130                         if block.get('type') != 'media':
1131                             continue
1132                         parse_media(block.get('model'))
1133             return self.playlist_result(
1134                 entries, playlist_id, playlist_title, playlist_description)
1135
1136         def extract_all(pattern):
1137             return list(filter(None, map(
1138                 lambda s: self._parse_json(s, playlist_id, fatal=False),
1139                 re.findall(pattern, webpage))))
1140
1141         # Multiple video article (e.g.
1142         # http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460)
1143         EMBED_URL = r'https?://(?:www\.)?bbc\.co\.uk/(?:[^/]+/)+%s(?:\b[^"]+)?' % self._ID_REGEX
1144         entries = []
1145         for match in extract_all(r'new\s+SMP\(({.+?})\)'):
1146             embed_url = match.get('playerSettings', {}).get('externalEmbedUrl')
1147             if embed_url and re.match(EMBED_URL, embed_url):
1148                 entries.append(embed_url)
1149         entries.extend(re.findall(
1150             r'setPlaylist\("(%s)"\)' % EMBED_URL, webpage))
1151         if entries:
1152             return self.playlist_result(
1153                 [self.url_result(entry_, 'BBCCoUk') for entry_ in entries],
1154                 playlist_id, playlist_title, playlist_description)
1155
1156         # Multiple video article (e.g. http://www.bbc.com/news/world-europe-32668511)
1157         medias = extract_all(r"data-media-meta='({[^']+})'")
1158
1159         if not medias:
1160             # Single video article (e.g. http://www.bbc.com/news/video_and_audio/international)
1161             media_asset = self._search_regex(
1162                 r'mediaAssetPage\.init\(\s*({.+?}), "/',
1163                 webpage, 'media asset', default=None)
1164             if media_asset:
1165                 media_asset_page = self._parse_json(media_asset, playlist_id, fatal=False)
1166                 medias = []
1167                 for video in media_asset_page.get('videos', {}).values():
1168                     medias.extend(video.values())
1169
1170         if not medias:
1171             # Multiple video playlist with single `now playing` entry (e.g.
1172             # http://www.bbc.com/news/video_and_audio/must_see/33767813)
1173             vxp_playlist = self._parse_json(
1174                 self._search_regex(
1175                     r'<script[^>]+class="vxp-playlist-data"[^>]+type="application/json"[^>]*>([^<]+)</script>',
1176                     webpage, 'playlist data'),
1177                 playlist_id)
1178             playlist_medias = []
1179             for item in vxp_playlist:
1180                 media = item.get('media')
1181                 if not media:
1182                     continue
1183                 playlist_medias.append(media)
1184                 # Download single video if found media with asset id matching the video id from URL
1185                 if item.get('advert', {}).get('assetId') == playlist_id:
1186                     medias = [media]
1187                     break
1188             # Fallback to the whole playlist
1189             if not medias:
1190                 medias = playlist_medias
1191
1192         entries = []
1193         for num, media_meta in enumerate(medias, start=1):
1194             formats, subtitles = self._extract_from_media_meta(media_meta, playlist_id)
1195             if not formats:
1196                 continue
1197             self._sort_formats(formats)
1198
1199             video_id = media_meta.get('externalId')
1200             if not video_id:
1201                 video_id = playlist_id if len(medias) == 1 else '%s-%s' % (playlist_id, num)
1202
1203             title = media_meta.get('caption')
1204             if not title:
1205                 title = playlist_title if len(medias) == 1 else '%s - Video %s' % (playlist_title, num)
1206
1207             duration = int_or_none(media_meta.get('durationInSeconds')) or parse_duration(media_meta.get('duration'))
1208
1209             images = []
1210             for image in media_meta.get('images', {}).values():
1211                 images.extend(image.values())
1212             if 'image' in media_meta:
1213                 images.append(media_meta['image'])
1214
1215             thumbnails = [{
1216                 'url': image.get('href'),
1217                 'width': int_or_none(image.get('width')),
1218                 'height': int_or_none(image.get('height')),
1219             } for image in images]
1220
1221             entries.append({
1222                 'id': video_id,
1223                 'title': title,
1224                 'thumbnails': thumbnails,
1225                 'duration': duration,
1226                 'timestamp': timestamp,
1227                 'formats': formats,
1228                 'subtitles': subtitles,
1229             })
1230
1231         return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
1232
1233
1234 class BBCCoUkArticleIE(InfoExtractor):
1235     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/articles/(?P<id>[a-zA-Z0-9]+)'
1236     IE_NAME = 'bbc.co.uk:article'
1237     IE_DESC = 'BBC articles'
1238
1239     _TEST = {
1240         'url': 'http://www.bbc.co.uk/programmes/articles/3jNQLTMrPlYGTBn0WV6M2MS/not-your-typical-role-model-ada-lovelace-the-19th-century-programmer',
1241         'info_dict': {
1242             'id': '3jNQLTMrPlYGTBn0WV6M2MS',
1243             'title': 'Calculating Ada: The Countess of Computing - Not your typical role model: Ada Lovelace the 19th century programmer - BBC Four',
1244             'description': 'Hannah Fry reveals some of her surprising discoveries about Ada Lovelace during filming.',
1245         },
1246         'playlist_count': 4,
1247         'add_ie': ['BBCCoUk'],
1248     }
1249
1250     def _real_extract(self, url):
1251         playlist_id = self._match_id(url)
1252
1253         webpage = self._download_webpage(url, playlist_id)
1254
1255         title = self._og_search_title(webpage)
1256         description = self._og_search_description(webpage).strip()
1257
1258         entries = [self.url_result(programme_url) for programme_url in re.findall(
1259             r'<div[^>]+typeof="Clip"[^>]+resource="([^"]+)"', webpage)]
1260
1261         return self.playlist_result(entries, playlist_id, title, description)
1262
1263
1264 class BBCCoUkPlaylistBaseIE(InfoExtractor):
1265     def _entries(self, webpage, url, playlist_id):
1266         single_page = 'page' in compat_urlparse.parse_qs(
1267             compat_urlparse.urlparse(url).query)
1268         for page_num in itertools.count(2):
1269             for video_id in re.findall(
1270                     self._VIDEO_ID_TEMPLATE % BBCCoUkIE._ID_REGEX, webpage):
1271                 yield self.url_result(
1272                     self._URL_TEMPLATE % video_id, BBCCoUkIE.ie_key())
1273             if single_page:
1274                 return
1275             next_page = self._search_regex(
1276                 r'<li[^>]+class=(["\'])pagination_+next\1[^>]*><a[^>]+href=(["\'])(?P<url>(?:(?!\2).)+)\2',
1277                 webpage, 'next page url', default=None, group='url')
1278             if not next_page:
1279                 break
1280             webpage = self._download_webpage(
1281                 compat_urlparse.urljoin(url, next_page), playlist_id,
1282                 'Downloading page %d' % page_num, page_num)
1283
1284     def _real_extract(self, url):
1285         playlist_id = self._match_id(url)
1286
1287         webpage = self._download_webpage(url, playlist_id)
1288
1289         title, description = self._extract_title_and_description(webpage)
1290
1291         return self.playlist_result(
1292             self._entries(webpage, url, playlist_id),
1293             playlist_id, title, description)
1294
1295
1296 class BBCCoUkIPlayerPlaylistIE(BBCCoUkPlaylistBaseIE):
1297     IE_NAME = 'bbc.co.uk:iplayer:playlist'
1298     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/iplayer/(?:episodes|group)/(?P<id>%s)' % BBCCoUkIE._ID_REGEX
1299     _URL_TEMPLATE = 'http://www.bbc.co.uk/iplayer/episode/%s'
1300     _VIDEO_ID_TEMPLATE = r'data-ip-id=["\'](%s)'
1301     _TESTS = [{
1302         'url': 'http://www.bbc.co.uk/iplayer/episodes/b05rcz9v',
1303         'info_dict': {
1304             'id': 'b05rcz9v',
1305             'title': 'The Disappearance',
1306             'description': 'French thriller serial about a missing teenager.',
1307         },
1308         'playlist_mincount': 6,
1309         'skip': 'This programme is not currently available on BBC iPlayer',
1310     }, {
1311         # Available for over a year unlike 30 days for most other programmes
1312         'url': 'http://www.bbc.co.uk/iplayer/group/p02tcc32',
1313         'info_dict': {
1314             'id': 'p02tcc32',
1315             'title': 'Bohemian Icons',
1316             'description': 'md5:683e901041b2fe9ba596f2ab04c4dbe7',
1317         },
1318         'playlist_mincount': 10,
1319     }]
1320
1321     def _extract_title_and_description(self, webpage):
1322         title = self._search_regex(r'<h1>([^<]+)</h1>', webpage, 'title', fatal=False)
1323         description = self._search_regex(
1324             r'<p[^>]+class=(["\'])subtitle\1[^>]*>(?P<value>[^<]+)</p>',
1325             webpage, 'description', fatal=False, group='value')
1326         return title, description
1327
1328
1329 class BBCCoUkPlaylistIE(BBCCoUkPlaylistBaseIE):
1330     IE_NAME = 'bbc.co.uk:playlist'
1331     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/(?P<id>%s)/(?:episodes|broadcasts|clips)' % BBCCoUkIE._ID_REGEX
1332     _URL_TEMPLATE = 'http://www.bbc.co.uk/programmes/%s'
1333     _VIDEO_ID_TEMPLATE = r'data-pid=["\'](%s)'
1334     _TESTS = [{
1335         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1336         'info_dict': {
1337             'id': 'b05rcz9v',
1338             'title': 'The Disappearance - Clips - BBC Four',
1339             'description': 'French thriller serial about a missing teenager.',
1340         },
1341         'playlist_mincount': 7,
1342     }, {
1343         # multipage playlist, explicit page
1344         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips?page=1',
1345         'info_dict': {
1346             'id': 'b00mfl7n',
1347             'title': 'Frozen Planet - Clips - BBC One',
1348             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1349         },
1350         'playlist_mincount': 24,
1351     }, {
1352         # multipage playlist, all pages
1353         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips',
1354         'info_dict': {
1355             'id': 'b00mfl7n',
1356             'title': 'Frozen Planet - Clips - BBC One',
1357             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1358         },
1359         'playlist_mincount': 142,
1360     }, {
1361         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/broadcasts/2016/06',
1362         'only_matching': True,
1363     }, {
1364         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1365         'only_matching': True,
1366     }, {
1367         'url': 'http://www.bbc.co.uk/programmes/b055jkys/episodes/player',
1368         'only_matching': True,
1369     }]
1370
1371     def _extract_title_and_description(self, webpage):
1372         title = self._og_search_title(webpage, fatal=False)
1373         description = self._og_search_description(webpage)
1374         return title, description