Raphaël G. Git Repositories - youtubedl/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     clean_html,
  10     dict_get,
  11     ExtractorError,
  12     float_or_none,
  13     get_element_by_class,
  14     int_or_none,
  15     parse_duration,
  16     parse_iso8601,
  17     try_get,
  18     unescapeHTML,
  19     urlencode_postdata,
  20     urljoin,
  21 )
  22 from ..compat import (
  23     compat_etree_fromstring,
  24     compat_HTTPError,
  25     compat_urlparse,
  26 )
  27
  28
  29 class BBCCoUkIE(InfoExtractor):
  30     IE_NAME = 'bbc.co.uk'
  31     IE_DESC = 'BBC iPlayer'
  32     _ID_REGEX = r'[pbw][\da-z]{7}'
  33     _VALID_URL = r'''(?x)
  34                     https?://
  35                         (?:www\.)?bbc\.co\.uk/
  36                         (?:
  37                             programmes/(?!articles/)|
  38                             iplayer(?:/[^/]+)?/(?:episode/|playlist/)|
  39                             music/(?:clips|audiovideo/popular)[/#]|
  40                             radio/player/|
  41                             events/[^/]+/play/[^/]+/
  42                         )
  43                         (?P<id>%s)(?!/(?:episodes|broadcasts|clips))
  44                     ''' % _ID_REGEX
  45
  46     _LOGIN_URL = 'https://account.bbc.com/signin'
  47     _NETRC_MACHINE = 'bbc'
  48
  49     _MEDIASELECTOR_URLS = [
  50         # Provides HQ HLS streams with even better quality that pc mediaset but fails
  51         # with geolocation in some cases when it's even not geo restricted at all (e.g.
  52         # http://www.bbc.co.uk/programmes/b06bp7lf). Also may fail with selectionunavailable.
  53         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
  54         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/pc/vpid/%s',
  55     ]
  56
  57     _MEDIASELECTION_NS = 'http://bbc.co.uk/2008/mp/mediaselection'
  58     _EMP_PLAYLIST_NS = 'http://bbc.co.uk/2008/emp/playlist'
  59
  60     _NAMESPACES = (
  61         _MEDIASELECTION_NS,
  62         _EMP_PLAYLIST_NS,
  63     )
  64
  65     _TESTS = [
  66         {
  67             'url': 'http://www.bbc.co.uk/programmes/b039g8p7',
  68             'info_dict': {
  69                 'id': 'b039d07m',
  70                 'ext': 'flv',
  71                 'title': 'Leonard Cohen, Kaleidoscope - BBC Radio 4',
  72                 'description': 'The Canadian poet and songwriter reflects on his musical career.',
  73             },
  74             'params': {
  75                 # rtmp download
  76                 'skip_download': True,
  77             }
  78         },
  79         {
  80             'url': 'http://www.bbc.co.uk/iplayer/episode/b00yng5w/The_Man_in_Black_Series_3_The_Printed_Name/',
  81             'info_dict': {
  82                 'id': 'b00yng1d',
  83                 'ext': 'flv',
  84                 'title': 'The Man in Black: Series 3: The Printed Name',
  85                 'description': "Mark Gatiss introduces Nicholas Pierpan's chilling tale of a writer's devilish pact with a mysterious man. Stars Ewan Bailey.",
  86                 'duration': 1800,
  87             },
  88             'params': {
  89                 # rtmp download
  90                 'skip_download': True,
  91             },
  92             'skip': 'Episode is no longer available on BBC iPlayer Radio',
  93         },
  94         {
  95             'url': 'http://www.bbc.co.uk/iplayer/episode/b03vhd1f/The_Voice_UK_Series_3_Blind_Auditions_5/',
  96             'info_dict': {
  97                 'id': 'b00yng1d',
  98                 'ext': 'flv',
  99                 'title': 'The Voice UK: Series 3: Blind Auditions 5',
 100                 '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.',
 101                 'duration': 5100,
 102             },
 103             'params': {
 104                 # rtmp download
 105                 'skip_download': True,
 106             },
 107             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 108         },
 109         {
 110             'url': 'http://www.bbc.co.uk/iplayer/episode/p026c7jt/tomorrows-worlds-the-unearthly-history-of-science-fiction-2-invasion',
 111             'info_dict': {
 112                 'id': 'b03k3pb7',
 113                 'ext': 'flv',
 114                 'title': "Tomorrow's Worlds: The Unearthly History of Science Fiction",
 115                 'description': '2. Invasion',
 116                 'duration': 3600,
 117             },
 118             'params': {
 119                 # rtmp download
 120                 'skip_download': True,
 121             },
 122             'skip': 'Currently BBC iPlayer TV programmes are available to play in the UK only',
 123         }, {
 124             'url': 'http://www.bbc.co.uk/programmes/b04v20dw',
 125             'info_dict': {
 126                 'id': 'b04v209v',
 127                 'ext': 'flv',
 128                 'title': 'Pete Tong, The Essential New Tune Special',
 129                 'description': "Pete has a very special mix - all of 2014's Essential New Tunes!",
 130                 'duration': 10800,
 131             },
 132             'params': {
 133                 # rtmp download
 134                 'skip_download': True,
 135             },
 136             'skip': 'Episode is no longer available on BBC iPlayer Radio',
 137         }, {
 138             'url': 'http://www.bbc.co.uk/music/clips/p022h44b',
 139             'note': 'Audio',
 140             'info_dict': {
 141                 'id': 'p022h44j',
 142                 'ext': 'flv',
 143                 'title': 'BBC Proms Music Guides, Rachmaninov: Symphonic Dances',
 144                 'description': "In this Proms Music Guide, Andrew McGregor looks at Rachmaninov's Symphonic Dances.",
 145                 'duration': 227,
 146             },
 147             'params': {
 148                 # rtmp download
 149                 'skip_download': True,
 150             }
 151         }, {
 152             'url': 'http://www.bbc.co.uk/music/clips/p025c0zz',
 153             'note': 'Video',
 154             'info_dict': {
 155                 'id': 'p025c103',
 156                 'ext': 'flv',
 157                 'title': 'Reading and Leeds Festival, 2014, Rae Morris - Closer (Live on BBC Three)',
 158                 'description': 'Rae Morris performs Closer for BBC Three at Reading 2014',
 159                 'duration': 226,
 160             },
 161             'params': {
 162                 # rtmp download
 163                 'skip_download': True,
 164             }
 165         }, {
 166             'url': 'http://www.bbc.co.uk/iplayer/episode/b054fn09/ad/natural-world-20152016-2-super-powered-owls',
 167             'info_dict': {
 168                 'id': 'p02n76xf',
 169                 'ext': 'flv',
 170                 'title': 'Natural World, 2015-2016: 2. Super Powered Owls',
 171                 'description': 'md5:e4db5c937d0e95a7c6b5e654d429183d',
 172                 'duration': 3540,
 173             },
 174             'params': {
 175                 # rtmp download
 176                 'skip_download': True,
 177             },
 178             'skip': 'geolocation',
 179         }, {
 180             'url': 'http://www.bbc.co.uk/iplayer/episode/b05zmgwn/royal-academy-summer-exhibition',
 181             'info_dict': {
 182                 'id': 'b05zmgw1',
 183                 'ext': 'flv',
 184                 '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.',
 185                 'title': 'Royal Academy Summer Exhibition',
 186                 'duration': 3540,
 187             },
 188             'params': {
 189                 # rtmp download
 190                 'skip_download': True,
 191             },
 192             'skip': 'geolocation',
 193         }, {
 194             # iptv-all mediaset fails with geolocation however there is no geo restriction
 195             # for this programme at all
 196             'url': 'http://www.bbc.co.uk/programmes/b06rkn85',
 197             'info_dict': {
 198                 'id': 'b06rkms3',
 199                 'ext': 'flv',
 200                 'title': "Best of the Mini-Mixes 2015: Part 3, Annie Mac's Friday Night - BBC Radio 1",
 201                 'description': "Annie has part three in the Best of the Mini-Mixes 2015, plus the year's Most Played!",
 202             },
 203             'params': {
 204                 # rtmp download
 205                 'skip_download': True,
 206             },
 207             'skip': 'Now it\'s really geo-restricted',
 208         }, {
 209             # compact player (https://github.com/rg3/youtube-dl/issues/8147)
 210             'url': 'http://www.bbc.co.uk/programmes/p028bfkf/player',
 211             'info_dict': {
 212                 'id': 'p028bfkj',
 213                 'ext': 'flv',
 214                 'title': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 215                 'description': 'Extract from BBC documentary Look Stranger - Giant Leeks and Magic Brews',
 216             },
 217             'params': {
 218                 # rtmp download
 219                 'skip_download': True,
 220             },
 221         }, {
 222             'url': 'http://www.bbc.co.uk/iplayer/playlist/p01dvks4',
 223             'only_matching': True,
 224         }, {
 225             'url': 'http://www.bbc.co.uk/music/clips#p02frcc3',
 226             'only_matching': True,
 227         }, {
 228             'url': 'http://www.bbc.co.uk/iplayer/cbeebies/episode/b0480276/bing-14-atchoo',
 229             'only_matching': True,
 230         }, {
 231             'url': 'http://www.bbc.co.uk/radio/player/p03cchwf',
 232             'only_matching': True,
 233         }, {
 234             'url': 'https://www.bbc.co.uk/music/audiovideo/popular#p055bc55',
 235             'only_matching': True,
 236         }, {
 237             'url': 'http://www.bbc.co.uk/programmes/w3csv1y9',
 238             'only_matching': True,
 239         }]
 240
 241     _USP_RE = r'/([^/]+?)\.ism(?:\.hlsv2\.ism)?/[^/]+\.m3u8'
 242
 243     def _login(self):
 244         username, password = self._get_login_info()
 245         if username is None:
 246             return
 247
 248         login_page = self._download_webpage(
 249             self._LOGIN_URL, None, 'Downloading signin page')
 250
 251         login_form = self._hidden_inputs(login_page)
 252
 253         login_form.update({
 254             'username': username,
 255             'password': password,
 256         })
 257
 258         post_url = urljoin(self._LOGIN_URL, self._search_regex(
 259             r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
 260             'post url', default=self._LOGIN_URL, group='url'))
 261
 262         response, urlh = self._download_webpage_handle(
 263             post_url, None, 'Logging in', data=urlencode_postdata(login_form),
 264             headers={'Referer': self._LOGIN_URL})
 265
 266         if self._LOGIN_URL in urlh.geturl():
 267             error = clean_html(get_element_by_class('form-message', response))
 268             if error:
 269                 raise ExtractorError(
 270                     'Unable to login: %s' % error, expected=True)
 271             raise ExtractorError('Unable to log in')
 272
 273     def _real_initialize(self):
 274         self._login()
 275
 276     class MediaSelectionError(Exception):
 277         def __init__(self, id):
 278             self.id = id
 279
 280     def _extract_asx_playlist(self, connection, programme_id):
 281         asx = self._download_xml(connection.get('href'), programme_id, 'Downloading ASX playlist')
 282         return [ref.get('href') for ref in asx.findall('./Entry/ref')]
 283
 284     def _extract_items(self, playlist):
 285         return playlist.findall('./{%s}item' % self._EMP_PLAYLIST_NS)
 286
 287     def _findall_ns(self, element, xpath):
 288         elements = []
 289         for ns in self._NAMESPACES:
 290             elements.extend(element.findall(xpath % ns))
 291         return elements
 292
 293     def _extract_medias(self, media_selection):
 294         error = media_selection.find('./{%s}error' % self._MEDIASELECTION_NS)
 295         if error is None:
 296             media_selection.find('./{%s}error' % self._EMP_PLAYLIST_NS)
 297         if error is not None:
 298             raise BBCCoUkIE.MediaSelectionError(error.get('id'))
 299         return self._findall_ns(media_selection, './{%s}media')
 300
 301     def _extract_connections(self, media):
 302         return self._findall_ns(media, './{%s}connection')
 303
 304     def _get_subtitles(self, media, programme_id):
 305         subtitles = {}
 306         for connection in self._extract_connections(media):
 307             captions = self._download_xml(connection.get('href'), programme_id, 'Downloading captions')
 308             lang = captions.get('{http://www.w3.org/XML/1998/namespace}lang', 'en')
 309             subtitles[lang] = [
 310                 {
 311                     'url': connection.get('href'),
 312                     'ext': 'ttml',
 313                 },
 314             ]
 315         return subtitles
 316
 317     def _raise_extractor_error(self, media_selection_error):
 318         raise ExtractorError(
 319             '%s returned error: %s' % (self.IE_NAME, media_selection_error.id),
 320             expected=True)
 321
 322     def _download_media_selector(self, programme_id):
 323         last_exception = None
 324         for mediaselector_url in self._MEDIASELECTOR_URLS:
 325             try:
 326                 return self._download_media_selector_url(
 327                     mediaselector_url % programme_id, programme_id)
 328             except BBCCoUkIE.MediaSelectionError as e:
 329                 if e.id in ('notukerror', 'geolocation', 'selectionunavailable'):
 330                     last_exception = e
 331                     continue
 332                 self._raise_extractor_error(e)
 333         self._raise_extractor_error(last_exception)
 334
 335     def _download_media_selector_url(self, url, programme_id=None):
 336         try:
 337             media_selection = self._download_xml(
 338                 url, programme_id, 'Downloading media selection XML')
 339         except ExtractorError as ee:
 340             if isinstance(ee.cause, compat_HTTPError) and ee.cause.code in (403, 404):
 341                 media_selection = compat_etree_fromstring(ee.cause.read().decode('utf-8'))
 342             else:
 343                 raise
 344         return self._process_media_selector(media_selection, programme_id)
 345
 346     def _process_media_selector(self, media_selection, programme_id):
 347         formats = []
 348         subtitles = None
 349         urls = []
 350
 351         for media in self._extract_medias(media_selection):
 352             kind = media.get('kind')
 353             if kind in ('video', 'audio'):
 354                 bitrate = int_or_none(media.get('bitrate'))
 355                 encoding = media.get('encoding')
 356                 service = media.get('service')
 357                 width = int_or_none(media.get('width'))
 358                 height = int_or_none(media.get('height'))
 359                 file_size = int_or_none(media.get('media_file_size'))
 360                 for connection in self._extract_connections(media):
 361                     href = connection.get('href')
 362                     if href in urls:
 363                         continue
 364                     if href:
 365                         urls.append(href)
 366                     conn_kind = connection.get('kind')
 367                     protocol = connection.get('protocol')
 368                     supplier = connection.get('supplier')
 369                     transfer_format = connection.get('transferFormat')
 370                     format_id = supplier or conn_kind or protocol
 371                     if service:
 372                         format_id = '%s_%s' % (service, format_id)
 373                     # ASX playlist
 374                     if supplier == 'asx':
 375                         for i, ref in enumerate(self._extract_asx_playlist(connection, programme_id)):
 376                             formats.append({
 377                                 'url': ref,
 378                                 'format_id': 'ref%s_%s' % (i, format_id),
 379                             })
 380                     elif transfer_format == 'dash':
 381                         formats.extend(self._extract_mpd_formats(
 382                             href, programme_id, mpd_id=format_id, fatal=False))
 383                     elif transfer_format == 'hls':
 384                         formats.extend(self._extract_m3u8_formats(
 385                             href, programme_id, ext='mp4', entry_protocol='m3u8_native',
 386                             m3u8_id=format_id, fatal=False))
 387                         if re.search(self._USP_RE, href):
 388                             usp_formats = self._extract_m3u8_formats(
 389                                 re.sub(self._USP_RE, r'/\1\.ism/\1\.m3u8', href),
 390                                 programme_id, ext='mp4', entry_protocol='m3u8_native',
 391                                 m3u8_id=format_id, fatal=False)
 392                             for f in usp_formats:
 393                                 if f.get('height') and f['height'] > 720:
 394                                     continue
 395                                 formats.append(f)
 396                     elif transfer_format == 'hds':
 397                         formats.extend(self._extract_f4m_formats(
 398                             href, programme_id, f4m_id=format_id, fatal=False))
 399                     else:
 400                         if not service and not supplier and bitrate:
 401                             format_id += '-%d' % bitrate
 402                         fmt = {
 403                             'format_id': format_id,
 404                             'filesize': file_size,
 405                         }
 406                         if kind == 'video':
 407                             fmt.update({
 408                                 'width': width,
 409                                 'height': height,
 410                                 'tbr': bitrate,
 411                                 'vcodec': encoding,
 412                             })
 413                         else:
 414                             fmt.update({
 415                                 'abr': bitrate,
 416                                 'acodec': encoding,
 417                                 'vcodec': 'none',
 418                             })
 419                         if protocol in ('http', 'https'):
 420                             # Direct link
 421                             fmt.update({
 422                                 'url': href,
 423                             })
 424                         elif protocol == 'rtmp':
 425                             application = connection.get('application', 'ondemand')
 426                             auth_string = connection.get('authString')
 427                             identifier = connection.get('identifier')
 428                             server = connection.get('server')
 429                             fmt.update({
 430                                 'url': '%s://%s/%s?%s' % (protocol, server, application, auth_string),
 431                                 'play_path': identifier,
 432                                 'app': '%s?%s' % (application, auth_string),
 433                                 'page_url': 'http://www.bbc.co.uk',
 434                                 'player_url': 'http://www.bbc.co.uk/emp/releases/iplayer/revisions/617463_618125_4/617463_618125_4_emp.swf',
 435                                 'rtmp_live': False,
 436                                 'ext': 'flv',
 437                             })
 438                         else:
 439                             continue
 440                         formats.append(fmt)
 441             elif kind == 'captions':
 442                 subtitles = self.extract_subtitles(media, programme_id)
 443         return formats, subtitles
 444
 445     def _download_playlist(self, playlist_id):
 446         try:
 447             playlist = self._download_json(
 448                 'http://www.bbc.co.uk/programmes/%s/playlist.json' % playlist_id,
 449                 playlist_id, 'Downloading playlist JSON')
 450
 451             version = playlist.get('defaultAvailableVersion')
 452             if version:
 453                 smp_config = version['smpConfig']
 454                 title = smp_config['title']
 455                 description = smp_config['summary']
 456                 for item in smp_config['items']:
 457                     kind = item['kind']
 458                     if kind not in ('programme', 'radioProgramme'):
 459                         continue
 460                     programme_id = item.get('vpid')
 461                     duration = int_or_none(item.get('duration'))
 462                     formats, subtitles = self._download_media_selector(programme_id)
 463                 return programme_id, title, description, duration, formats, subtitles
 464         except ExtractorError as ee:
 465             if not (isinstance(ee.cause, compat_HTTPError) and ee.cause.code == 404):
 466                 raise
 467
 468         # fallback to legacy playlist
 469         return self._process_legacy_playlist(playlist_id)
 470
 471     def _process_legacy_playlist_url(self, url, display_id):
 472         playlist = self._download_legacy_playlist_url(url, display_id)
 473         return self._extract_from_legacy_playlist(playlist, display_id)
 474
 475     def _process_legacy_playlist(self, playlist_id):
 476         return self._process_legacy_playlist_url(
 477             'http://www.bbc.co.uk/iplayer/playlist/%s' % playlist_id, playlist_id)
 478
 479     def _download_legacy_playlist_url(self, url, playlist_id=None):
 480         return self._download_xml(
 481             url, playlist_id, 'Downloading legacy playlist XML')
 482
 483     def _extract_from_legacy_playlist(self, playlist, playlist_id):
 484         no_items = playlist.find('./{%s}noItems' % self._EMP_PLAYLIST_NS)
 485         if no_items is not None:
 486             reason = no_items.get('reason')
 487             if reason == 'preAvailability':
 488                 msg = 'Episode %s is not yet available' % playlist_id
 489             elif reason == 'postAvailability':
 490                 msg = 'Episode %s is no longer available' % playlist_id
 491             elif reason == 'noMedia':
 492                 msg = 'Episode %s is not currently available' % playlist_id
 493             else:
 494                 msg = 'Episode %s is not available: %s' % (playlist_id, reason)
 495             raise ExtractorError(msg, expected=True)
 496
 497         for item in self._extract_items(playlist):
 498             kind = item.get('kind')
 499             if kind not in ('programme', 'radioProgramme'):
 500                 continue
 501             title = playlist.find('./{%s}title' % self._EMP_PLAYLIST_NS).text
 502             description_el = playlist.find('./{%s}summary' % self._EMP_PLAYLIST_NS)
 503             description = description_el.text if description_el is not None else None
 504
 505             def get_programme_id(item):
 506                 def get_from_attributes(item):
 507                     for p in('identifier', 'group'):
 508                         value = item.get(p)
 509                         if value and re.match(r'^[pb][\da-z]{7}$', value):
 510                             return value
 511                 get_from_attributes(item)
 512                 mediator = item.find('./{%s}mediator' % self._EMP_PLAYLIST_NS)
 513                 if mediator is not None:
 514                     return get_from_attributes(mediator)
 515
 516             programme_id = get_programme_id(item)
 517             duration = int_or_none(item.get('duration'))
 518
 519             if programme_id:
 520                 formats, subtitles = self._download_media_selector(programme_id)
 521             else:
 522                 formats, subtitles = self._process_media_selector(item, playlist_id)
 523                 programme_id = playlist_id
 524
 525         return programme_id, title, description, duration, formats, subtitles
 526
 527     def _real_extract(self, url):
 528         group_id = self._match_id(url)
 529
 530         webpage = self._download_webpage(url, group_id, 'Downloading video page')
 531
 532         error = self._search_regex(
 533             r'<div\b[^>]+\bclass=["\']smp__message delta["\'][^>]*>([^<]+)<',
 534             webpage, 'error', default=None)
 535         if error:
 536             raise ExtractorError(error, expected=True)
 537
 538         programme_id = None
 539         duration = None
 540
 541         tviplayer = self._search_regex(
 542             r'mediator\.bind\(({.+?})\s*,\s*document\.getElementById',
 543             webpage, 'player', default=None)
 544
 545         if tviplayer:
 546             player = self._parse_json(tviplayer, group_id).get('player', {})
 547             duration = int_or_none(player.get('duration'))
 548             programme_id = player.get('vpid')
 549
 550         if not programme_id:
 551             programme_id = self._search_regex(
 552                 r'"vpid"\s*:\s*"(%s)"' % self._ID_REGEX, webpage, 'vpid', fatal=False, default=None)
 553
 554         if programme_id:
 555             formats, subtitles = self._download_media_selector(programme_id)
 556             title = self._og_search_title(webpage, default=None) or self._html_search_regex(
 557                 (r'<h2[^>]+id="parent-title"[^>]*>(.+?)</h2>',
 558                  r'<div[^>]+class="info"[^>]*>\s*<h1>(.+?)</h1>'), webpage, 'title')
 559             description = self._search_regex(
 560                 (r'<p class="[^"]*medium-description[^"]*">([^<]+)</p>',
 561                  r'<div[^>]+class="info_+synopsis"[^>]*>([^<]+)</div>'),
 562                 webpage, 'description', default=None)
 563             if not description:
 564                 description = self._html_search_meta('description', webpage)
 565         else:
 566             programme_id, title, description, duration, formats, subtitles = self._download_playlist(group_id)
 567
 568         self._sort_formats(formats)
 569
 570         return {
 571             'id': programme_id,
 572             'title': title,
 573             'description': description,
 574             'thumbnail': self._og_search_thumbnail(webpage, default=None),
 575             'duration': duration,
 576             'formats': formats,
 577             'subtitles': subtitles,
 578         }
 579
 580
 581 class BBCIE(BBCCoUkIE):
 582     IE_NAME = 'bbc'
 583     IE_DESC = 'BBC'
 584     _VALID_URL = r'https?://(?:www\.)?bbc\.(?:com|co\.uk)/(?:[^/]+/)+(?P<id>[^/#?]+)'
 585
 586     _MEDIASELECTOR_URLS = [
 587         # Provides HQ HLS streams but fails with geolocation in some cases when it's
 588         # even not geo restricted at all
 589         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/iptv-all/vpid/%s',
 590         # Provides more formats, namely direct mp4 links, but fails on some videos with
 591         # notukerror for non UK (?) users (e.g.
 592         # http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 593         'http://open.live.bbc.co.uk/mediaselector/4/mtis/stream/%s',
 594         # Provides fewer formats, but works everywhere for everybody (hopefully)
 595         'http://open.live.bbc.co.uk/mediaselector/5/select/version/2.0/mediaset/journalism-pc/vpid/%s',
 596     ]
 597
 598     _TESTS = [{
 599         # article with multiple videos embedded with data-playable containing vpids
 600         'url': 'http://www.bbc.com/news/world-europe-32668511',
 601         'info_dict': {
 602             'id': 'world-europe-32668511',
 603             'title': 'Russia stages massive WW2 parade despite Western boycott',
 604             'description': 'md5:00ff61976f6081841f759a08bf78cc9c',
 605         },
 606         'playlist_count': 2,
 607     }, {
 608         # article with multiple videos embedded with data-playable (more videos)
 609         'url': 'http://www.bbc.com/news/business-28299555',
 610         'info_dict': {
 611             'id': 'business-28299555',
 612             'title': 'Farnborough Airshow: Video highlights',
 613             'description': 'BBC reports and video highlights at the Farnborough Airshow.',
 614         },
 615         'playlist_count': 9,
 616         'skip': 'Save time',
 617     }, {
 618         # article with multiple videos embedded with `new SMP()`
 619         # broken
 620         'url': 'http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460',
 621         'info_dict': {
 622             'id': '3662a707-0af9-3149-963f-47bea720b460',
 623             'title': 'BUGGER',
 624         },
 625         'playlist_count': 18,
 626     }, {
 627         # single video embedded with data-playable containing vpid
 628         'url': 'http://www.bbc.com/news/world-europe-32041533',
 629         'info_dict': {
 630             'id': 'p02mprgb',
 631             'ext': 'mp4',
 632             'title': 'Aerial footage showed the site of the crash in the Alps - courtesy BFM TV',
 633             'description': 'md5:2868290467291b37feda7863f7a83f54',
 634             'duration': 47,
 635             'timestamp': 1427219242,
 636             'upload_date': '20150324',
 637         },
 638         'params': {
 639             # rtmp download
 640             'skip_download': True,
 641         }
 642     }, {
 643         # article with single video embedded with data-playable containing XML playlist
 644         # with direct video links as progressiveDownloadUrl (for now these are extracted)
 645         # and playlist with f4m and m3u8 as streamingUrl
 646         'url': 'http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu',
 647         'info_dict': {
 648             'id': '150615_telabyad_kentin_cogu',
 649             'ext': 'mp4',
 650             'title': "YPG: Tel Abyad'ın tamamı kontrolümüzde",
 651             'description': 'md5:33a4805a855c9baf7115fcbde57e7025',
 652             'timestamp': 1434397334,
 653             'upload_date': '20150615',
 654         },
 655         'params': {
 656             'skip_download': True,
 657         }
 658     }, {
 659         # single video embedded with data-playable containing XML playlists (regional section)
 660         'url': 'http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw',
 661         'info_dict': {
 662             'id': '150619_video_honduras_militares_hospitales_corrupcion_aw',
 663             'ext': 'mp4',
 664             'title': 'Honduras militariza sus hospitales por nuevo escándalo de corrupción',
 665             'description': 'md5:1525f17448c4ee262b64b8f0c9ce66c8',
 666             'timestamp': 1434713142,
 667             'upload_date': '20150619',
 668         },
 669         'params': {
 670             'skip_download': True,
 671         }
 672     }, {
 673         # single video from video playlist embedded with vxp-playlist-data JSON
 674         'url': 'http://www.bbc.com/news/video_and_audio/must_see/33376376',
 675         'info_dict': {
 676             'id': 'p02w6qjc',
 677             'ext': 'mp4',
 678             'title': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 679             'duration': 56,
 680             'description': '''Judge Mindy Glazer: "I'm sorry to see you here... I always wondered what happened to you"''',
 681         },
 682         'params': {
 683             'skip_download': True,
 684         }
 685     }, {
 686         # single video story with digitalData
 687         'url': 'http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret',
 688         'info_dict': {
 689             'id': 'p02q6gc4',
 690             'ext': 'flv',
 691             'title': 'Sri Lanka’s spicy secret',
 692             'description': 'As a new train line to Jaffna opens up the country’s north, travellers can experience a truly distinct slice of Tamil culture.',
 693             'timestamp': 1437674293,
 694             'upload_date': '20150723',
 695         },
 696         'params': {
 697             # rtmp download
 698             'skip_download': True,
 699         }
 700     }, {
 701         # single video story without digitalData
 702         'url': 'http://www.bbc.com/autos/story/20130513-hyundais-rock-star',
 703         'info_dict': {
 704             'id': 'p018zqqg',
 705             'ext': 'mp4',
 706             'title': 'Hyundai Santa Fe Sport: Rock star',
 707             'description': 'md5:b042a26142c4154a6e472933cf20793d',
 708             'timestamp': 1415867444,
 709             'upload_date': '20141113',
 710         },
 711         'params': {
 712             # rtmp download
 713             'skip_download': True,
 714         }
 715     }, {
 716         # single video embedded with Morph
 717         'url': 'http://www.bbc.co.uk/sport/live/olympics/36895975',
 718         'info_dict': {
 719             'id': 'p041vhd0',
 720             'ext': 'mp4',
 721             'title': "Nigeria v Japan - Men's First Round",
 722             'description': 'Live coverage of the first round from Group B at the Amazonia Arena.',
 723             'duration': 7980,
 724             'uploader': 'BBC Sport',
 725             'uploader_id': 'bbc_sport',
 726         },
 727         'params': {
 728             # m3u8 download
 729             'skip_download': True,
 730         },
 731         'skip': 'Georestricted to UK',
 732     }, {
 733         # single video with playlist.sxml URL in playlist param
 734         'url': 'http://www.bbc.com/sport/0/football/33653409',
 735         'info_dict': {
 736             'id': 'p02xycnp',
 737             'ext': 'mp4',
 738             'title': 'Transfers: Cristiano Ronaldo to Man Utd, Arsenal to spend?',
 739             'description': 'BBC Sport\'s David Ornstein has the latest transfer gossip, including rumours of a Manchester United return for Cristiano Ronaldo.',
 740             'duration': 140,
 741         },
 742         'params': {
 743             # rtmp download
 744             'skip_download': True,
 745         }
 746     }, {
 747         # article with multiple videos embedded with playlist.sxml in playlist param
 748         'url': 'http://www.bbc.com/sport/0/football/34475836',
 749         'info_dict': {
 750             'id': '34475836',
 751             'title': 'Jurgen Klopp: Furious football from a witty and winning coach',
 752             'description': 'Fast-paced football, wit, wisdom and a ready smile - why Liverpool fans should come to love new boss Jurgen Klopp.',
 753         },
 754         'playlist_count': 3,
 755     }, {
 756         # school report article with single video
 757         'url': 'http://www.bbc.co.uk/schoolreport/35744779',
 758         'info_dict': {
 759             'id': '35744779',
 760             'title': 'School which breaks down barriers in Jerusalem',
 761         },
 762         'playlist_count': 1,
 763     }, {
 764         # single video with playlist URL from weather section
 765         'url': 'http://www.bbc.com/weather/features/33601775',
 766         'only_matching': True,
 767     }, {
 768         # custom redirection to www.bbc.com
 769         'url': 'http://www.bbc.co.uk/news/science-environment-33661876',
 770         'only_matching': True,
 771     }, {
 772         # single video article embedded with data-media-vpid
 773         'url': 'http://www.bbc.co.uk/sport/rowing/35908187',
 774         'only_matching': True,
 775     }]
 776
 777     @classmethod
 778     def suitable(cls, url):
 779         EXCLUDE_IE = (BBCCoUkIE, BBCCoUkArticleIE, BBCCoUkIPlayerPlaylistIE, BBCCoUkPlaylistIE)
 780         return (False if any(ie.suitable(url) for ie in EXCLUDE_IE)
 781                 else super(BBCIE, cls).suitable(url))
 782
 783     def _extract_from_media_meta(self, media_meta, video_id):
 784         # Direct links to media in media metadata (e.g.
 785         # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 786         # TODO: there are also f4m and m3u8 streams incorporated in playlist.sxml
 787         source_files = media_meta.get('sourceFiles')
 788         if source_files:
 789             return [{
 790                 'url': f['url'],
 791                 'format_id': format_id,
 792                 'ext': f.get('encoding'),
 793                 'tbr': float_or_none(f.get('bitrate'), 1000),
 794                 'filesize': int_or_none(f.get('filesize')),
 795             } for format_id, f in source_files.items() if f.get('url')], []
 796
 797         programme_id = media_meta.get('externalId')
 798         if programme_id:
 799             return self._download_media_selector(programme_id)
 800
 801         # Process playlist.sxml as legacy playlist
 802         href = media_meta.get('href')
 803         if href:
 804             playlist = self._download_legacy_playlist_url(href)
 805             _, _, _, _, formats, subtitles = self._extract_from_legacy_playlist(playlist, video_id)
 806             return formats, subtitles
 807
 808         return [], []
 809
 810     def _extract_from_playlist_sxml(self, url, playlist_id, timestamp):
 811         programme_id, title, description, duration, formats, subtitles = \
 812             self._process_legacy_playlist_url(url, playlist_id)
 813         self._sort_formats(formats)
 814         return {
 815             'id': programme_id,
 816             'title': title,
 817             'description': description,
 818             'duration': duration,
 819             'timestamp': timestamp,
 820             'formats': formats,
 821             'subtitles': subtitles,
 822         }
 823
 824     def _real_extract(self, url):
 825         playlist_id = self._match_id(url)
 826
 827         webpage = self._download_webpage(url, playlist_id)
 828
 829         json_ld_info = self._search_json_ld(webpage, playlist_id, default={})
 830         timestamp = json_ld_info.get('timestamp')
 831
 832         playlist_title = json_ld_info.get('title')
 833         if not playlist_title:
 834             playlist_title = self._og_search_title(
 835                 webpage, default=None) or self._html_search_regex(
 836                 r'<title>(.+?)</title>', webpage, 'playlist title', default=None)
 837             if playlist_title:
 838                 playlist_title = re.sub(r'(.+)\s*-\s*BBC.*?$', r'\1', playlist_title).strip()
 839
 840         playlist_description = json_ld_info.get(
 841             'description') or self._og_search_description(webpage, default=None)
 842
 843         if not timestamp:
 844             timestamp = parse_iso8601(self._search_regex(
 845                 [r'<meta[^>]+property="article:published_time"[^>]+content="([^"]+)"',
 846                  r'itemprop="datePublished"[^>]+datetime="([^"]+)"',
 847                  r'"datePublished":\s*"([^"]+)'],
 848                 webpage, 'date', default=None))
 849
 850         entries = []
 851
 852         # article with multiple videos embedded with playlist.sxml (e.g.
 853         # http://www.bbc.com/sport/0/football/34475836)
 854         playlists = re.findall(r'<param[^>]+name="playlist"[^>]+value="([^"]+)"', webpage)
 855         playlists.extend(re.findall(r'data-media-id="([^"]+/playlist\.sxml)"', webpage))
 856         if playlists:
 857             entries = [
 858                 self._extract_from_playlist_sxml(playlist_url, playlist_id, timestamp)
 859                 for playlist_url in playlists]
 860
 861         # news article with multiple videos embedded with data-playable
 862         data_playables = re.findall(r'data-playable=(["\'])({.+?})\1', webpage)
 863         if data_playables:
 864             for _, data_playable_json in data_playables:
 865                 data_playable = self._parse_json(
 866                     unescapeHTML(data_playable_json), playlist_id, fatal=False)
 867                 if not data_playable:
 868                     continue
 869                 settings = data_playable.get('settings', {})
 870                 if settings:
 871                     # data-playable with video vpid in settings.playlistObject.items (e.g.
 872                     # http://www.bbc.com/news/world-us-canada-34473351)
 873                     playlist_object = settings.get('playlistObject', {})
 874                     if playlist_object:
 875                         items = playlist_object.get('items')
 876                         if items and isinstance(items, list):
 877                             title = playlist_object['title']
 878                             description = playlist_object.get('summary')
 879                             duration = int_or_none(items[0].get('duration'))
 880                             programme_id = items[0].get('vpid')
 881                             formats, subtitles = self._download_media_selector(programme_id)
 882                             self._sort_formats(formats)
 883                             entries.append({
 884                                 'id': programme_id,
 885                                 'title': title,
 886                                 'description': description,
 887                                 'timestamp': timestamp,
 888                                 'duration': duration,
 889                                 'formats': formats,
 890                                 'subtitles': subtitles,
 891                             })
 892                     else:
 893                         # data-playable without vpid but with a playlist.sxml URLs
 894                         # in otherSettings.playlist (e.g.
 895                         # http://www.bbc.com/turkce/multimedya/2015/10/151010_vid_ankara_patlama_ani)
 896                         playlist = data_playable.get('otherSettings', {}).get('playlist', {})
 897                         if playlist:
 898                             entry = None
 899                             for key in ('streaming', 'progressiveDownload'):
 900                                 playlist_url = playlist.get('%sUrl' % key)
 901                                 if not playlist_url:
 902                                     continue
 903                                 try:
 904                                     info = self._extract_from_playlist_sxml(
 905                                         playlist_url, playlist_id, timestamp)
 906                                     if not entry:
 907                                         entry = info
 908                                     else:
 909                                         entry['title'] = info['title']
 910                                         entry['formats'].extend(info['formats'])
 911                                 except Exception as e:
 912                                     # Some playlist URL may fail with 500, at the same time
 913                                     # the other one may work fine (e.g.
 914                                     # http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu)
 915                                     if isinstance(e.cause, compat_HTTPError) and e.cause.code == 500:
 916                                         continue
 917                                     raise
 918                             if entry:
 919                                 self._sort_formats(entry['formats'])
 920                                 entries.append(entry)
 921
 922         if entries:
 923             return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
 924
 925         # single video story (e.g. http://www.bbc.com/travel/story/20150625-sri-lankas-spicy-secret)
 926         programme_id = self._search_regex(
 927             [r'data-(?:video-player|media)-vpid="(%s)"' % self._ID_REGEX,
 928              r'<param[^>]+name="externalIdentifier"[^>]+value="(%s)"' % self._ID_REGEX,
 929              r'videoId\s*:\s*["\'](%s)["\']' % self._ID_REGEX],
 930             webpage, 'vpid', default=None)
 931
 932         if programme_id:
 933             formats, subtitles = self._download_media_selector(programme_id)
 934             self._sort_formats(formats)
 935             # digitalData may be missing (e.g. http://www.bbc.com/autos/story/20130513-hyundais-rock-star)
 936             digital_data = self._parse_json(
 937                 self._search_regex(
 938                     r'var\s+digitalData\s*=\s*({.+?});?\n', webpage, 'digital data', default='{}'),
 939                 programme_id, fatal=False)
 940             page_info = digital_data.get('page', {}).get('pageInfo', {})
 941             title = page_info.get('pageName') or self._og_search_title(webpage)
 942             description = page_info.get('description') or self._og_search_description(webpage)
 943             timestamp = parse_iso8601(page_info.get('publicationDate')) or timestamp
 944             return {
 945                 'id': programme_id,
 946                 'title': title,
 947                 'description': description,
 948                 'timestamp': timestamp,
 949                 'formats': formats,
 950                 'subtitles': subtitles,
 951             }
 952
 953         # Morph based embed (e.g. http://www.bbc.co.uk/sport/live/olympics/36895975)
 954         # There are several setPayload calls may be present but the video
 955         # seems to be always related to the first one
 956         morph_payload = self._parse_json(
 957             self._search_regex(
 958                 r'Morph\.setPayload\([^,]+,\s*({.+?})\);',
 959                 webpage, 'morph payload', default='{}'),
 960             playlist_id, fatal=False)
 961         if morph_payload:
 962             components = try_get(morph_payload, lambda x: x['body']['components'], list) or []
 963             for component in components:
 964                 if not isinstance(component, dict):
 965                     continue
 966                 lead_media = try_get(component, lambda x: x['props']['leadMedia'], dict)
 967                 if not lead_media:
 968                     continue
 969                 identifiers = lead_media.get('identifiers')
 970                 if not identifiers or not isinstance(identifiers, dict):
 971                     continue
 972                 programme_id = identifiers.get('vpid') or identifiers.get('playablePid')
 973                 if not programme_id:
 974                     continue
 975                 title = lead_media.get('title') or self._og_search_title(webpage)
 976                 formats, subtitles = self._download_media_selector(programme_id)
 977                 self._sort_formats(formats)
 978                 description = lead_media.get('summary')
 979                 uploader = lead_media.get('masterBrand')
 980                 uploader_id = lead_media.get('mid')
 981                 duration = None
 982                 duration_d = lead_media.get('duration')
 983                 if isinstance(duration_d, dict):
 984                     duration = parse_duration(dict_get(
 985                         duration_d, ('rawDuration', 'formattedDuration', 'spokenDuration')))
 986                 return {
 987                     'id': programme_id,
 988                     'title': title,
 989                     'description': description,
 990                     'duration': duration,
 991                     'uploader': uploader,
 992                     'uploader_id': uploader_id,
 993                     'formats': formats,
 994                     'subtitles': subtitles,
 995                 }
 996
 997         def extract_all(pattern):
 998             return list(filter(None, map(
 999                 lambda s: self._parse_json(s, playlist_id, fatal=False),
1000                 re.findall(pattern, webpage))))
1001
1002         # Multiple video article (e.g.
1003         # http://www.bbc.co.uk/blogs/adamcurtis/entries/3662a707-0af9-3149-963f-47bea720b460)
1004         EMBED_URL = r'https?://(?:www\.)?bbc\.co\.uk/(?:[^/]+/)+%s(?:\b[^"]+)?' % self._ID_REGEX
1005         entries = []
1006         for match in extract_all(r'new\s+SMP\(({.+?})\)'):
1007             embed_url = match.get('playerSettings', {}).get('externalEmbedUrl')
1008             if embed_url and re.match(EMBED_URL, embed_url):
1009                 entries.append(embed_url)
1010         entries.extend(re.findall(
1011             r'setPlaylist\("(%s)"\)' % EMBED_URL, webpage))
1012         if entries:
1013             return self.playlist_result(
1014                 [self.url_result(entry_, 'BBCCoUk') for entry_ in entries],
1015                 playlist_id, playlist_title, playlist_description)
1016
1017         # Multiple video article (e.g. http://www.bbc.com/news/world-europe-32668511)
1018         medias = extract_all(r"data-media-meta='({[^']+})'")
1019
1020         if not medias:
1021             # Single video article (e.g. http://www.bbc.com/news/video_and_audio/international)
1022             media_asset = self._search_regex(
1023                 r'mediaAssetPage\.init\(\s*({.+?}), "/',
1024                 webpage, 'media asset', default=None)
1025             if media_asset:
1026                 media_asset_page = self._parse_json(media_asset, playlist_id, fatal=False)
1027                 medias = []
1028                 for video in media_asset_page.get('videos', {}).values():
1029                     medias.extend(video.values())
1030
1031         if not medias:
1032             # Multiple video playlist with single `now playing` entry (e.g.
1033             # http://www.bbc.com/news/video_and_audio/must_see/33767813)
1034             vxp_playlist = self._parse_json(
1035                 self._search_regex(
1036                     r'<script[^>]+class="vxp-playlist-data"[^>]+type="application/json"[^>]*>([^<]+)</script>',
1037                     webpage, 'playlist data'),
1038                 playlist_id)
1039             playlist_medias = []
1040             for item in vxp_playlist:
1041                 media = item.get('media')
1042                 if not media:
1043                     continue
1044                 playlist_medias.append(media)
1045                 # Download single video if found media with asset id matching the video id from URL
1046                 if item.get('advert', {}).get('assetId') == playlist_id:
1047                     medias = [media]
1048                     break
1049             # Fallback to the whole playlist
1050             if not medias:
1051                 medias = playlist_medias
1052
1053         entries = []
1054         for num, media_meta in enumerate(medias, start=1):
1055             formats, subtitles = self._extract_from_media_meta(media_meta, playlist_id)
1056             if not formats:
1057                 continue
1058             self._sort_formats(formats)
1059
1060             video_id = media_meta.get('externalId')
1061             if not video_id:
1062                 video_id = playlist_id if len(medias) == 1 else '%s-%s' % (playlist_id, num)
1063
1064             title = media_meta.get('caption')
1065             if not title:
1066                 title = playlist_title if len(medias) == 1 else '%s - Video %s' % (playlist_title, num)
1067
1068             duration = int_or_none(media_meta.get('durationInSeconds')) or parse_duration(media_meta.get('duration'))
1069
1070             images = []
1071             for image in media_meta.get('images', {}).values():
1072                 images.extend(image.values())
1073             if 'image' in media_meta:
1074                 images.append(media_meta['image'])
1075
1076             thumbnails = [{
1077                 'url': image.get('href'),
1078                 'width': int_or_none(image.get('width')),
1079                 'height': int_or_none(image.get('height')),
1080             } for image in images]
1081
1082             entries.append({
1083                 'id': video_id,
1084                 'title': title,
1085                 'thumbnails': thumbnails,
1086                 'duration': duration,
1087                 'timestamp': timestamp,
1088                 'formats': formats,
1089                 'subtitles': subtitles,
1090             })
1091
1092         return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
1093
1094
1095 class BBCCoUkArticleIE(InfoExtractor):
1096     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/articles/(?P<id>[a-zA-Z0-9]+)'
1097     IE_NAME = 'bbc.co.uk:article'
1098     IE_DESC = 'BBC articles'
1099
1100     _TEST = {
1101         'url': 'http://www.bbc.co.uk/programmes/articles/3jNQLTMrPlYGTBn0WV6M2MS/not-your-typical-role-model-ada-lovelace-the-19th-century-programmer',
1102         'info_dict': {
1103             'id': '3jNQLTMrPlYGTBn0WV6M2MS',
1104             'title': 'Calculating Ada: The Countess of Computing - Not your typical role model: Ada Lovelace the 19th century programmer - BBC Four',
1105             'description': 'Hannah Fry reveals some of her surprising discoveries about Ada Lovelace during filming.',
1106         },
1107         'playlist_count': 4,
1108         'add_ie': ['BBCCoUk'],
1109     }
1110
1111     def _real_extract(self, url):
1112         playlist_id = self._match_id(url)
1113
1114         webpage = self._download_webpage(url, playlist_id)
1115
1116         title = self._og_search_title(webpage)
1117         description = self._og_search_description(webpage).strip()
1118
1119         entries = [self.url_result(programme_url) for programme_url in re.findall(
1120             r'<div[^>]+typeof="Clip"[^>]+resource="([^"]+)"', webpage)]
1121
1122         return self.playlist_result(entries, playlist_id, title, description)
1123
1124
1125 class BBCCoUkPlaylistBaseIE(InfoExtractor):
1126     def _entries(self, webpage, url, playlist_id):
1127         single_page = 'page' in compat_urlparse.parse_qs(
1128             compat_urlparse.urlparse(url).query)
1129         for page_num in itertools.count(2):
1130             for video_id in re.findall(
1131                     self._VIDEO_ID_TEMPLATE % BBCCoUkIE._ID_REGEX, webpage):
1132                 yield self.url_result(
1133                     self._URL_TEMPLATE % video_id, BBCCoUkIE.ie_key())
1134             if single_page:
1135                 return
1136             next_page = self._search_regex(
1137                 r'<li[^>]+class=(["\'])pagination_+next\1[^>]*><a[^>]+href=(["\'])(?P<url>(?:(?!\2).)+)\2',
1138                 webpage, 'next page url', default=None, group='url')
1139             if not next_page:
1140                 break
1141             webpage = self._download_webpage(
1142                 compat_urlparse.urljoin(url, next_page), playlist_id,
1143                 'Downloading page %d' % page_num, page_num)
1144
1145     def _real_extract(self, url):
1146         playlist_id = self._match_id(url)
1147
1148         webpage = self._download_webpage(url, playlist_id)
1149
1150         title, description = self._extract_title_and_description(webpage)
1151
1152         return self.playlist_result(
1153             self._entries(webpage, url, playlist_id),
1154             playlist_id, title, description)
1155
1156
1157 class BBCCoUkIPlayerPlaylistIE(BBCCoUkPlaylistBaseIE):
1158     IE_NAME = 'bbc.co.uk:iplayer:playlist'
1159     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/iplayer/(?:episodes|group)/(?P<id>%s)' % BBCCoUkIE._ID_REGEX
1160     _URL_TEMPLATE = 'http://www.bbc.co.uk/iplayer/episode/%s'
1161     _VIDEO_ID_TEMPLATE = r'data-ip-id=["\'](%s)'
1162     _TESTS = [{
1163         'url': 'http://www.bbc.co.uk/iplayer/episodes/b05rcz9v',
1164         'info_dict': {
1165             'id': 'b05rcz9v',
1166             'title': 'The Disappearance',
1167             'description': 'French thriller serial about a missing teenager.',
1168         },
1169         'playlist_mincount': 6,
1170         'skip': 'This programme is not currently available on BBC iPlayer',
1171     }, {
1172         # Available for over a year unlike 30 days for most other programmes
1173         'url': 'http://www.bbc.co.uk/iplayer/group/p02tcc32',
1174         'info_dict': {
1175             'id': 'p02tcc32',
1176             'title': 'Bohemian Icons',
1177             'description': 'md5:683e901041b2fe9ba596f2ab04c4dbe7',
1178         },
1179         'playlist_mincount': 10,
1180     }]
1181
1182     def _extract_title_and_description(self, webpage):
1183         title = self._search_regex(r'<h1>([^<]+)</h1>', webpage, 'title', fatal=False)
1184         description = self._search_regex(
1185             r'<p[^>]+class=(["\'])subtitle\1[^>]*>(?P<value>[^<]+)</p>',
1186             webpage, 'description', fatal=False, group='value')
1187         return title, description
1188
1189
1190 class BBCCoUkPlaylistIE(BBCCoUkPlaylistBaseIE):
1191     IE_NAME = 'bbc.co.uk:playlist'
1192     _VALID_URL = r'https?://(?:www\.)?bbc\.co\.uk/programmes/(?P<id>%s)/(?:episodes|broadcasts|clips)' % BBCCoUkIE._ID_REGEX
1193     _URL_TEMPLATE = 'http://www.bbc.co.uk/programmes/%s'
1194     _VIDEO_ID_TEMPLATE = r'data-pid=["\'](%s)'
1195     _TESTS = [{
1196         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1197         'info_dict': {
1198             'id': 'b05rcz9v',
1199             'title': 'The Disappearance - Clips - BBC Four',
1200             'description': 'French thriller serial about a missing teenager.',
1201         },
1202         'playlist_mincount': 7,
1203     }, {
1204         # multipage playlist, explicit page
1205         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips?page=1',
1206         'info_dict': {
1207             'id': 'b00mfl7n',
1208             'title': 'Frozen Planet - Clips - BBC One',
1209             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1210         },
1211         'playlist_mincount': 24,
1212     }, {
1213         # multipage playlist, all pages
1214         'url': 'http://www.bbc.co.uk/programmes/b00mfl7n/clips',
1215         'info_dict': {
1216             'id': 'b00mfl7n',
1217             'title': 'Frozen Planet - Clips - BBC One',
1218             'description': 'md5:65dcbf591ae628dafe32aa6c4a4a0d8c',
1219         },
1220         'playlist_mincount': 142,
1221     }, {
1222         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/broadcasts/2016/06',
1223         'only_matching': True,
1224     }, {
1225         'url': 'http://www.bbc.co.uk/programmes/b05rcz9v/clips',
1226         'only_matching': True,
1227     }, {
1228         'url': 'http://www.bbc.co.uk/programmes/b055jkys/episodes/player',
1229         'only_matching': True,
1230     }]
1231
1232     def _extract_title_and_description(self, webpage):
1233         title = self._og_search_title(webpage, fatal=False)
1234         description = self._og_search_description(webpage)
1235         return title, description