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Code Issues Releases Wiki Activity

Support BBC World (etc) pages with data in SIMORGH_DATA JSON

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df 2021-04-05 11:37:30 +01:00
parent 70d0d4f9be
commit 13d2684263
1 changed files with 97 additions and 6 deletions
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103
youtube_dl/extractor/bbc.py
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@ -23,6 +23,7 @@ from ..utils import (
get_element_by_class,
int_or_none,
js_to_json,
parse_bitrate,
parse_duration,
parse_iso8601,
try_get,
@ -635,9 +636,7 @@ class BBCIE(BBCCoUkIE):
'skip_download': True,
}
}, {
# article with single video embedded with data-playable containing XML playlist
# with direct video links as progressiveDownloadUrl (for now these are extracted)
# and playlist with f4m and m3u8 as streamingUrl
# article with single video (formerly) embedded, now using SIMORGH_DATA JSON
'url': 'http://www.bbc.com/turkce/haberler/2015/06/150615_telabyad_kentin_cogu',
'info_dict': {
'id': '150615_telabyad_kentin_cogu',
@ -649,12 +648,13 @@ class BBCIE(BBCCoUkIE):
},
'params': {
'skip_download': True,
}
},
'skip': 'Video no longer embedded, 2021',
}, {
# single video embedded with data-playable containing XML playlists (regional section)
# single video embedded, legacy media, in promo object of SIMORGH_DATA JSON
'url': 'http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw',
'info_dict': {
'id': '150619_video_honduras_militares_hospitales_corrupcion_aw',
'id': '39275083',
'ext': 'mp4',
'title': 'Honduras militariza sus hospitales por nuevo escándalo de corrupción',
'description': 'md5:1525f17448c4ee262b64b8f0c9ce66c8',
@ -812,6 +812,18 @@ class BBCIE(BBCCoUkIE):
'upload_date': '20190604',
'categories': ['Psychology'],
},
}, {
# BBC World Service etc: media nested in content object of SIMORGH_DATA JSON
'url': 'http://www.bbc.co.uk/scotland/articles/cm49v4x1r9lo',
'info_dict': {
'id': 'p06p040v',
'ext': 'mp4',
'title': 'Five things ants can teach us about management',
'description': 'They may be tiny, but us humans could learn a thing or two from ants.',
'duration': 191,
'thumbnail': r're:https?://.+/p06p0qzv.jpg',
'upload_date': '20181016',
},
}]
@classmethod
@ -1074,6 +1086,85 @@ class BBCIE(BBCCoUkIE):
'subtitles': subtitles,
}
# simorgh-based playlist (see https://github.com/bbc/simorgh)
# JSON assigned to window.SIMORGH_DATA in a <script> element
simorgh_data = self._parse_json(
self._search_regex(
r'window\.SIMORGH_DATA\s*=\s*(\{[^<]+})\s*</',
webpage, 'simorgh playlist', default='{}'),
playlist_id, fatal=False)
# legacy media, video in promo object (eg, http://www.bbc.com/mundo/video_fotos/2015/06/150619_video_honduras_militares_hospitales_corrupcion_aw)
playlist = try_get(simorgh_data, lambda x: x['pageData']['promo']['media']['playlist']) or []
if playlist:
media = simorgh_data['pageData']['promo']
if media['media'].get('format') == 'video':
media.update(media['media'])
formats = []
keys = {'url', 'format', 'format_id', 'language', 'quality', 'tbr', 'resolution'}
for format in playlist:
if not (format.get('url') and format.get('format')):
continue
bitrate = format.pop('bitrate')
if bitrate:
bitrate = re.sub(r'000\s*$', 'kbps', bitrate)
format['tbr'] = parse_bitrate(bitrate)
format['language'] = media.get('language')
# format id: penultimate item from the url split on _ and .
(fmt,) = re.split('[_.]', format['url'])[-2:][:1]
format['format_id'] = '%s_%s' % (format['format'], fmt)
if not format.get('resolution'):
format['resolution'] = fmt
format['quality'] = -1
formats.append(dict((k, format[k]) for k in keys))
self._sort_formats(formats)
return {
'id': media.get('id'),
'title': (dict_get(media.get('headlines'),
('shortHeadline', 'headline'))
or playlist_title),
'description': media.get('summary') or playlist_description,
'formats': formats,
'subtitles': None,
'thumbnail': try_get(media, lambda x: x['image']['href']),
'timestamp': int_or_none(media.get('timestamp'), scale=1000)
}
# general case: media nested in content object
# test: https://www.bbc.co.uk/scotland/articles/cm49v4x1r9lo
if simorgh_data:
def extract_media_from_simorgh(model):
if not isinstance(model, dict):
return
for block in model.get('blocks') or {}:
if block.get('type') == 'aresMediaMetadata':
vpid = try_get(block, lambda x: x['model']['versions'][0]['versionId'])
if vpid:
formats, subtitles = self._download_media_selector(vpid)
self._sort_formats(formats)
model = block['model']
version = model['versions'][0]
thumbnail = model.get('imageUrl')
return {
'id': vpid,
'title': model.get('title') or 'unnamed clip',
'description': dict_get(model.get('synopses') or {}, ('long', 'medium', 'short')),
'duration': (int_or_none(version.get('duration'))
or parse_duration(version.get('durationISO8601'))),
'timestamp': version.get('availableFrom'),
'thumbnail': urljoin(url, thumbnail.replace('$recipe', 'raw')) if thumbnail else None,
'formats': formats,
'subtitles': subtitles,
}
else:
entry = extract_media_from_simorgh(block.get('model'))
if entry:
return entry
playlist = extract_media_from_simorgh(try_get(simorgh_data, lambda x: x['pageData']['content']['model']))
if playlist:
return playlist
preload_state = self._parse_json(self._search_regex(
r'window\.__PRELOADED_STATE__\s*=\s*({.+?});', webpage,
'preload state', default='{}'), playlist_id, fatal=False)