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[nrk] Improve extraction (closes #27634, closes #27635) 

+ Add support for mp3 formats
* Generalize and delegate all item extractors to nrk, beware ie key breakages
+ Add support for podcasts
+ Generalize nrk shortcut form to support all kind of ids
This commit is contained in:
Sergey M․ 2021-01-03 06:29:52 +07:00
parent 2df93a0c4a
commit 21a42e2588
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GPG Key ID: 2C393E0F18A9236D
2 changed files with 172 additions and 77 deletions
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1
youtube_dl/extractor/extractors.py
View File

@ -790,6 +790,7 @@ from .nrk import (
NRKSkoleIE,
NRKTVIE,
NRKTVDirekteIE,
NRKRadioPodkastIE,
NRKTVEpisodeIE,
NRKTVEpisodesIE,
NRKTVSeasonIE,

248
youtube_dl/extractor/nrk.py
View File

@ -62,66 +62,6 @@ class NRKBaseIE(InfoExtractor):
fatal=fatal, query=query,
headers={'Accept-Encoding': 'gzip, deflate, br'})
def _extract_from_playback(self, video_id):
path_templ = 'playback/%s/' + video_id
def call_playback_api(item, query=None):
return self._call_api(path_templ % item, video_id, item, query=query)
# known values for preferredCdn: akamai, iponly, minicdn and telenor
manifest = call_playback_api('manifest', {'preferredCdn': 'akamai'})
if manifest.get('playability') == 'nonPlayable':
self._raise_error(manifest['nonPlayable'])
playable = manifest['playable']
formats = []
for asset in playable['assets']:
if not isinstance(asset, dict):
continue
if asset.get('encrypted'):
continue
format_url = url_or_none(asset.get('url'))
if not format_url:
continue
if asset.get('format') == 'HLS' or determine_ext(format_url) == 'm3u8':
formats.extend(self._extract_nrk_formats(format_url, video_id))
self._sort_formats(formats)
data = call_playback_api('metadata')
preplay = data['preplay']
titles = preplay['titles']
title = titles['title']
alt_title = titles.get('subtitle')
description = preplay.get('description')
duration = parse_duration(playable.get('duration')) or parse_duration(data.get('duration'))
thumbnails = []
for image in try_get(
preplay, lambda x: x['poster']['images'], list) or []:
if not isinstance(image, dict):
continue
image_url = url_or_none(image.get('url'))
if not image_url:
continue
thumbnails.append({
'url': image_url,
'width': int_or_none(image.get('pixelWidth')),
'height': int_or_none(image.get('pixelHeight')),
})
return {
'id': video_id,
'title': title,
'alt_title': alt_title,
'description': description,
'duration': duration,
'thumbnails': thumbnails,
'formats': formats,
}
class NRKIE(NRKBaseIE):
_VALID_URL = r'''(?x)
@ -173,14 +113,97 @@ class NRKIE(NRKBaseIE):
}, {
'url': 'https://www.nrk.no/video/humor/kommentatorboksen-reiser-til-sjos_d1fda11f-a4ad-437a-a374-0398bc84e999',
'only_matching': True,
}, {
# podcast
'url': 'nrk:l_96f4f1b0-de54-4e6a-b4f1-b0de54fe6af8',
'only_matching': True,
}, {
# clip
'url': 'nrk:150533',
'only_matching': True,
}, {
# episode
'url': 'nrk:MDDP12000117',
'only_matching': True,
}, {
# direkte
'url': 'nrk:nrk1',
'only_matching': True,
}]
def _extract_from_playback(self, video_id):
path_templ = 'playback/%s/' + video_id
def call_playback_api(item, query=None):
return self._call_api(path_templ % item, video_id, item, query=query)
# known values for preferredCdn: akamai, iponly, minicdn and telenor
manifest = call_playback_api('manifest', {'preferredCdn': 'akamai'})
if manifest.get('playability') == 'nonPlayable':
self._raise_error(manifest['nonPlayable'])
playable = manifest['playable']
formats = []
for asset in playable['assets']:
if not isinstance(asset, dict):
continue
if asset.get('encrypted'):
continue
format_url = url_or_none(asset.get('url'))
if not format_url:
continue
asset_format = (asset.get('format') or '').lower()
if asset_format == 'hls' or determine_ext(format_url) == 'm3u8':
formats.extend(self._extract_nrk_formats(format_url, video_id))
elif asset_format == 'mp3':
formats.append({
'url': format_url,
'format_id': asset_format,
'vcodec': 'none',
})
self._sort_formats(formats)
data = call_playback_api('metadata')
preplay = data['preplay']
titles = preplay['titles']
title = titles['title']
alt_title = titles.get('subtitle')
description = preplay.get('description')
duration = parse_duration(playable.get('duration')) or parse_duration(data.get('duration'))
thumbnails = []
for image in try_get(
preplay, lambda x: x['poster']['images'], list) or []:
if not isinstance(image, dict):
continue
image_url = url_or_none(image.get('url'))
if not image_url:
continue
thumbnails.append({
'url': image_url,
'width': int_or_none(image.get('pixelWidth')),
'height': int_or_none(image.get('pixelHeight')),
})
return {
'id': video_id,
'title': title,
'alt_title': alt_title,
'description': description,
'duration': duration,
'thumbnails': thumbnails,
'formats': formats,
}
def _real_extract(self, url):
video_id = self._match_id(url)
return self._extract_from_playback(video_id)
class NRKTVIE(NRKBaseIE):
class NRKTVIE(InfoExtractor):
IE_DESC = 'NRK TV and NRK Radio'
_EPISODE_RE = r'(?P<id>[a-zA-Z]{4}\d{8})'
_VALID_URL = r'https?://(?:tv|radio)\.nrk(?:super)?\.no/(?:[^/]+/)*%s' % _EPISODE_RE
@ -288,7 +311,8 @@ class NRKTVIE(NRKBaseIE):
def _real_extract(self, url):
video_id = self._match_id(url)
return self._extract_from_playback(video_id)
return self.url_result(
'nrk:%s' % video_id, ie=NRKIE.ie_key(), video_id=video_id)
class NRKTVEpisodeIE(InfoExtractor):
@ -359,8 +383,6 @@ class NRKTVSerieBaseIE(NRKBaseIE):
nrk_id = episode.get('prfId') or episode.get('episodeId')
if not nrk_id or not isinstance(nrk_id, compat_str):
continue
if not re.match(NRKTVIE._EPISODE_RE, nrk_id):
continue
entries.append(self.url_result(
'nrk:%s' % nrk_id, ie=NRKIE.ie_key(), video_id=nrk_id))
return entries
@ -372,6 +394,10 @@ class NRKTVSerieBaseIE(NRKBaseIE):
if embedded.get(asset_key):
return asset_key
@staticmethod
def _catalog_name(serie_kind):
return 'podcast' if serie_kind in ('podcast', 'podkast') else 'series'
def _entries(self, data, display_id):
for page_num in itertools.count(1):
embedded = data.get('_embedded') or data
@ -405,7 +431,16 @@ class NRKTVSerieBaseIE(NRKBaseIE):
class NRKTVSeasonIE(NRKTVSerieBaseIE):
_VALID_URL = r'https?://(?P<domain>tv|radio)\.nrk\.no/serie/(?P<serie>[^/]+)/(?:sesong/)?(?P<id>\d+)'
_VALID_URL = r'''(?x)
https?://
(?P<domain>tv|radio)\.nrk\.no/
(?P<serie_kind>serie|pod[ck]ast)/
(?P<serie>[^/]+)/
(?:
(?:sesong/)?(?P<id>\d+)|
sesong/(?P<id_2>[^/?#&]+)
)
'''
_TESTS = [{
'url': 'https://tv.nrk.no/serie/backstage/sesong/1',
'info_dict': {
@ -441,19 +476,34 @@ class NRKTVSeasonIE(NRKTVSerieBaseIE):
# 180 entries, single page
'url': 'https://tv.nrk.no/serie/spangas/sesong/1',
'only_matching': True,
}, {
'url': 'https://radio.nrk.no/podkast/hele_historien/sesong/diagnose-kverulant',
'info_dict': {
'id': 'hele_historien/diagnose-kverulant',
'title': 'Diagnose kverulant',
},
'playlist_mincount': 3,
}, {
'url': 'https://radio.nrk.no/podkast/loerdagsraadet/sesong/202101',
'only_matching': True,
}]
@classmethod
def suitable(cls, url):
return (False if NRKTVIE.suitable(url) or NRKTVEpisodeIE.suitable(url)
return (False if NRKTVIE.suitable(url) or NRKTVEpisodeIE.suitable(url) or NRKRadioPodkastIE.suitable(url)
else super(NRKTVSeasonIE, cls).suitable(url))
def _real_extract(self, url):
domain, serie, season_id = re.match(self._VALID_URL, url).groups()
mobj = re.match(self._VALID_URL, url)
domain = mobj.group('domain')
serie_kind = mobj.group('serie_kind')
serie = mobj.group('serie')
season_id = mobj.group('id') or mobj.group('id_2')
display_id = '%s/%s' % (serie, season_id)
data = self._call_api(
'%s/catalog/series/%s/seasons/%s' % (domain, serie, season_id),
'%s/catalog/%s/%s/seasons/%s'
% (domain, self._catalog_name(serie_kind), serie, season_id),
display_id, 'season', query={'pageSize': 50})
title = try_get(data, lambda x: x['titles']['title'], compat_str) or display_id
@ -463,7 +513,7 @@ class NRKTVSeasonIE(NRKTVSerieBaseIE):
class NRKTVSeriesIE(NRKTVSerieBaseIE):
_VALID_URL = r'https?://(?P<domain>(?:tv|radio)\.nrk|(?:tv\.)?nrksuper)\.no/serie/(?P<id>[^/]+)'
_VALID_URL = r'https?://(?P<domain>(?:tv|radio)\.nrk|(?:tv\.)?nrksuper)\.no/(?P<serie_kind>serie|pod[ck]ast)/(?P<id>[^/]+)'
_TESTS = [{
# new layout, instalments
'url': 'https://tv.nrk.no/serie/groenn-glede',
@ -523,23 +573,33 @@ class NRKTVSeriesIE(NRKTVSerieBaseIE):
}, {
'url': 'https://nrksuper.no/serie/labyrint',
'only_matching': True,
}, {
'url': 'https://radio.nrk.no/podkast/ulrikkes_univers',
'info_dict': {
'id': 'ulrikkes_univers',
},
'playlist_mincount': 10,
}, {
'url': 'https://radio.nrk.no/podkast/ulrikkes_univers/nrkno-poddkast-26588-134079-05042018030000',
'only_matching': True,
}]
@classmethod
def suitable(cls, url):
return (
False if any(ie.suitable(url)
for ie in (NRKTVIE, NRKTVEpisodeIE, NRKTVSeasonIE))
for ie in (NRKTVIE, NRKTVEpisodeIE, NRKRadioPodkastIE, NRKTVSeasonIE))
else super(NRKTVSeriesIE, cls).suitable(url))
def _real_extract(self, url):
site, series_id = re.match(self._VALID_URL, url).groups()
site, serie_kind, series_id = re.match(self._VALID_URL, url).groups()
is_radio = site == 'radio.nrk'
domain = 'radio' if is_radio else 'tv'
size_prefix = 'p' if is_radio else 'embeddedInstalmentsP'
series = self._call_api(
'%s/catalog/series/%s' % (domain, series_id),
'%s/catalog/%s/%s'
% (domain, self._catalog_name(serie_kind), series_id),
series_id, 'serie', query={size_prefix + 'ageSize': 50})
titles = try_get(series, [
lambda x: x['titles'],
@ -554,12 +614,14 @@ class NRKTVSeriesIE(NRKTVSerieBaseIE):
embedded_seasons = embedded.get('seasons') or []
if len(linked_seasons) > len(embedded_seasons):
for season in linked_seasons:
season_name = season.get('name')
if season_name and isinstance(season_name, compat_str):
season_url = urljoin(url, season.get('href'))
if not season_url:
season_name = season.get('name')
if season_name and isinstance(season_name, compat_str):
season_url = 'https://%s.nrk.no/serie/%s/sesong/%s' % (domain, series_id, season_name)
if season_url:
entries.append(self.url_result(
'https://%s.nrk.no/serie/%s/sesong/%s'
% (domain, series_id, season_name),
ie=NRKTVSeasonIE.ie_key(),
season_url, ie=NRKTVSeasonIE.ie_key(),
video_title=season.get('title')))
else:
for season in embedded_seasons:
@ -584,6 +646,38 @@ class NRKTVDirekteIE(NRKTVIE):
}]
class NRKRadioPodkastIE(InfoExtractor):
_VALID_URL = r'https?://radio\.nrk\.no/pod[ck]ast/(?:[^/]+/)+(?P<id>l_[\da-f]{8}-[\da-f]{4}-[\da-f]{4}-[\da-f]{4}-[\da-f]{12})'
_TESTS = [{
'url': 'https://radio.nrk.no/podkast/ulrikkes_univers/l_96f4f1b0-de54-4e6a-b4f1-b0de54fe6af8',
'md5': '8d40dab61cea8ab0114e090b029a0565',
'info_dict': {
'id': 'MUHH48000314AA',
'ext': 'mp4',
'title': '20 spørsmål 23.05.2014',
'description': 'md5:bdea103bc35494c143c6a9acdd84887a',
'duration': 1741,
'series': '20 spørsmål',
'episode': '23.05.2014',
},
}, {
'url': 'https://radio.nrk.no/podcast/ulrikkes_univers/l_96f4f1b0-de54-4e6a-b4f1-b0de54fe6af8',
'only_matching': True,
}, {
'url': 'https://radio.nrk.no/podkast/ulrikkes_univers/sesong/1/l_96f4f1b0-de54-4e6a-b4f1-b0de54fe6af8',
'only_matching': True,
}, {
'url': 'https://radio.nrk.no/podkast/hele_historien/sesong/bortfoert-i-bergen/l_774d1a2c-7aa7-4965-8d1a-2c7aa7d9652c',
'only_matching': True,
}]
def _real_extract(self, url):
video_id = self._match_id(url)
return self.url_result(
'nrk:%s' % video_id, ie=NRKIE.ie_key(), video_id=video_id)
class NRKPlaylistBaseIE(InfoExtractor):
def _extract_description(self, webpage):
pass