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[nrk] Fix extraction

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pull/27177/head
Sergey M․ 4 years ago
parent 37258c644f
commit a86ce9d7a1
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GPG Key ID: 2C393E0F18A9236D
1 changed files with 248 additions and 176 deletions
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424
youtube_dl/extractor/nrk.py
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@ -9,6 +9,7 @@ from ..compat import (
compat_urllib_parse_unquote,
)
from ..utils import (
determine_ext,
ExtractorError,
int_or_none,
js_to_json,
@ -16,185 +17,13 @@ from ..utils import (
parse_age_limit,
parse_duration,
try_get,
url_or_none,
)
class NRKBaseIE(InfoExtractor):
_GEO_COUNTRIES = ['NO']
_api_host = None
def _real_extract(self, url):
video_id = self._match_id(url)
api_hosts = (self._api_host, ) if self._api_host else self._API_HOSTS
for api_host in api_hosts:
data = self._download_json(
'http://%s/mediaelement/%s' % (api_host, video_id),
video_id, 'Downloading mediaelement JSON',
fatal=api_host == api_hosts[-1])
if not data:
continue
self._api_host = api_host
break
title = data.get('fullTitle') or data.get('mainTitle') or data['title']
video_id = data.get('id') or video_id
entries = []
conviva = data.get('convivaStatistics') or {}
live = (data.get('mediaElementType') == 'Live'
or data.get('isLive') is True or conviva.get('isLive'))
def make_title(t):
return self._live_title(t) if live else t
media_assets = data.get('mediaAssets')
if media_assets and isinstance(media_assets, list):
def video_id_and_title(idx):
return ((video_id, title) if len(media_assets) == 1
else ('%s-%d' % (video_id, idx), '%s (Part %d)' % (title, idx)))
for num, asset in enumerate(media_assets, 1):
asset_url = asset.get('url')
if not asset_url:
continue
formats = self._extract_akamai_formats(asset_url, video_id)
if not formats:
continue
self._sort_formats(formats)
# Some f4m streams may not work with hdcore in fragments' URLs
for f in formats:
extra_param = f.get('extra_param_to_segment_url')
if extra_param and 'hdcore' in extra_param:
del f['extra_param_to_segment_url']
entry_id, entry_title = video_id_and_title(num)
duration = parse_duration(asset.get('duration'))
subtitles = {}
for subtitle in ('webVtt', 'timedText'):
subtitle_url = asset.get('%sSubtitlesUrl' % subtitle)
if subtitle_url:
subtitles.setdefault('no', []).append({
'url': compat_urllib_parse_unquote(subtitle_url)
})
entries.append({
'id': asset.get('carrierId') or entry_id,
'title': make_title(entry_title),
'duration': duration,
'subtitles': subtitles,
'formats': formats,
})
if not entries:
media_url = data.get('mediaUrl')
if media_url:
formats = self._extract_akamai_formats(media_url, video_id)
self._sort_formats(formats)
duration = parse_duration(data.get('duration'))
entries = [{
'id': video_id,
'title': make_title(title),
'duration': duration,
'formats': formats,
}]
if not entries:
MESSAGES = {
'ProgramRightsAreNotReady': 'Du kan dessverre ikke se eller høre programmet',
'ProgramRightsHasExpired': 'Programmet har gått ut',
'NoProgramRights': 'Ikke tilgjengelig',
'ProgramIsGeoBlocked': 'NRK har ikke rettigheter til å vise dette programmet utenfor Norge',
}
message_type = data.get('messageType', '')
# Can be ProgramIsGeoBlocked or ChannelIsGeoBlocked*
if 'IsGeoBlocked' in message_type:
self.raise_geo_restricted(
msg=MESSAGES.get('ProgramIsGeoBlocked'),
countries=self._GEO_COUNTRIES)
raise ExtractorError(
'%s said: %s' % (self.IE_NAME, MESSAGES.get(
message_type, message_type)),
expected=True)
series = conviva.get('seriesName') or data.get('seriesTitle')
episode = conviva.get('episodeName') or data.get('episodeNumberOrDate')
season_number = None
episode_number = None
if data.get('mediaElementType') == 'Episode':
_season_episode = data.get('scoresStatistics', {}).get('springStreamStream') or \
data.get('relativeOriginUrl', '')
EPISODENUM_RE = [
r'/s(?P<season>\d{,2})e(?P<episode>\d{,2})\.',
r'/sesong-(?P<season>\d{,2})/episode-(?P<episode>\d{,2})',
]
season_number = int_or_none(self._search_regex(
EPISODENUM_RE, _season_episode, 'season number',
default=None, group='season'))
episode_number = int_or_none(self._search_regex(
EPISODENUM_RE, _season_episode, 'episode number',
default=None, group='episode'))
thumbnails = None
images = data.get('images')
if images and isinstance(images, dict):
web_images = images.get('webImages')
if isinstance(web_images, list):
thumbnails = [{
'url': image['imageUrl'],
'width': int_or_none(image.get('width')),
'height': int_or_none(image.get('height')),
} for image in web_images if image.get('imageUrl')]
description = data.get('description')
category = data.get('mediaAnalytics', {}).get('category')
common_info = {
'description': description,
'series': series,
'episode': episode,
'season_number': season_number,
'episode_number': episode_number,
'categories': [category] if category else None,
'age_limit': parse_age_limit(data.get('legalAge')),
'thumbnails': thumbnails,
}
vcodec = 'none' if data.get('mediaType') == 'Audio' else None
for entry in entries:
entry.update(common_info)
for f in entry['formats']:
f['vcodec'] = vcodec
points = data.get('shortIndexPoints')
if isinstance(points, list):
chapters = []
for next_num, point in enumerate(points, start=1):
if not isinstance(point, dict):
continue
start_time = parse_duration(point.get('startPoint'))
if start_time is None:
continue
end_time = parse_duration(
data.get('duration')
if next_num == len(points)
else points[next_num].get('startPoint'))
if end_time is None:
continue
chapters.append({
'start_time': start_time,
'end_time': end_time,
'title': point.get('title'),
})
if chapters and len(entries) == 1:
entries[0]['chapters'] = chapters
return self.playlist_result(entries, video_id, title, description)
class NRKIE(NRKBaseIE):
_VALID_URL = r'''(?x)
@ -202,13 +31,13 @@ class NRKIE(NRKBaseIE):
nrk:|
https?://
(?:
(?:www\.)?nrk\.no/video/PS\*|
(?:www\.)?nrk\.no/video/(?:PS\*|[^_]+_)|
v8[-.]psapi\.nrk\.no/mediaelement/
)
)
(?P<id>[^?#&]+)
(?P<id>[^?\#&]+)
'''
_API_HOSTS = ('psapi.nrk.no', 'v8-psapi.nrk.no')
_TESTS = [{
# video
'url': 'http://www.nrk.no/video/PS*150533',
@ -240,8 +69,76 @@ class NRKIE(NRKBaseIE):
}, {
'url': 'https://v8-psapi.nrk.no/mediaelement/ecc1b952-96dc-4a98-81b9-5296dc7a98d9',
'only_matching': True,
}, {
'url': 'https://www.nrk.no/video/dompap-og-andre-fugler-i-piip-show_150533',
'only_matching': True,
}, {
'url': 'https://www.nrk.no/video/humor/kommentatorboksen-reiser-til-sjos_d1fda11f-a4ad-437a-a374-0398bc84e999',
'only_matching': True,
}]
def _extract_from_playback(self, video_id):
manifest = self._download_json(
'http://psapi.nrk.no/playback/manifest/%s' % video_id,
video_id, 'Downloading manifest JSON')
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_m3u8_formats(
format_url, video_id, 'mp4', entry_protocol='m3u8_native',
m3u8_id='hls', fatal=False))
self._sort_formats(formats)
data = self._download_json(
'http://psapi.nrk.no/playback/metadata/%s' % video_id,
video_id, 'Downloading metadata JSON')
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):
IE_DESC = 'NRK TV and NRK Radio'
@ -380,6 +277,181 @@ class NRKTVIE(NRKBaseIE):
'only_matching': True,
}]
_api_host = None
def _extract_from_mediaelement(self, video_id):
api_hosts = (self._api_host, ) if self._api_host else self._API_HOSTS
for api_host in api_hosts:
data = self._download_json(
'http://%s/mediaelement/%s' % (api_host, video_id),
video_id, 'Downloading mediaelement JSON',
fatal=api_host == api_hosts[-1])
if not data:
continue
self._api_host = api_host
break
title = data.get('fullTitle') or data.get('mainTitle') or data['title']
video_id = data.get('id') or video_id
entries = []
conviva = data.get('convivaStatistics') or {}
live = (data.get('mediaElementType') == 'Live'
or data.get('isLive') is True or conviva.get('isLive'))
def make_title(t):
return self._live_title(t) if live else t
media_assets = data.get('mediaAssets')
if media_assets and isinstance(media_assets, list):
def video_id_and_title(idx):
return ((video_id, title) if len(media_assets) == 1
else ('%s-%d' % (video_id, idx), '%s (Part %d)' % (title, idx)))
for num, asset in enumerate(media_assets, 1):
asset_url = asset.get('url')
if not asset_url:
continue
formats = self._extract_akamai_formats(asset_url, video_id)
if not formats:
continue
self._sort_formats(formats)
# Some f4m streams may not work with hdcore in fragments' URLs
for f in formats:
extra_param = f.get('extra_param_to_segment_url')
if extra_param and 'hdcore' in extra_param:
del f['extra_param_to_segment_url']
entry_id, entry_title = video_id_and_title(num)
duration = parse_duration(asset.get('duration'))
subtitles = {}
for subtitle in ('webVtt', 'timedText'):
subtitle_url = asset.get('%sSubtitlesUrl' % subtitle)
if subtitle_url:
subtitles.setdefault('no', []).append({
'url': compat_urllib_parse_unquote(subtitle_url)
})
entries.append({
'id': asset.get('carrierId') or entry_id,
'title': make_title(entry_title),
'duration': duration,
'subtitles': subtitles,
'formats': formats,
})
if not entries:
media_url = data.get('mediaUrl')
if media_url:
formats = self._extract_akamai_formats(media_url, video_id)
self._sort_formats(formats)
duration = parse_duration(data.get('duration'))
entries = [{
'id': video_id,
'title': make_title(title),
'duration': duration,
'formats': formats,
}]
if not entries:
MESSAGES = {
'ProgramRightsAreNotReady': 'Du kan dessverre ikke se eller høre programmet',
'ProgramRightsHasExpired': 'Programmet har gått ut',
'NoProgramRights': 'Ikke tilgjengelig',
'ProgramIsGeoBlocked': 'NRK har ikke rettigheter til å vise dette programmet utenfor Norge',
}
message_type = data.get('messageType', '')
# Can be ProgramIsGeoBlocked or ChannelIsGeoBlocked*
if 'IsGeoBlocked' in message_type:
self.raise_geo_restricted(
msg=MESSAGES.get('ProgramIsGeoBlocked'),
countries=self._GEO_COUNTRIES)
raise ExtractorError(
'%s said: %s' % (self.IE_NAME, MESSAGES.get(
message_type, message_type)),
expected=True)
series = conviva.get('seriesName') or data.get('seriesTitle')
episode = conviva.get('episodeName') or data.get('episodeNumberOrDate')
season_number = None
episode_number = None
if data.get('mediaElementType') == 'Episode':
_season_episode = data.get('scoresStatistics', {}).get('springStreamStream') or \
data.get('relativeOriginUrl', '')
EPISODENUM_RE = [
r'/s(?P<season>\d{,2})e(?P<episode>\d{,2})\.',
r'/sesong-(?P<season>\d{,2})/episode-(?P<episode>\d{,2})',
]
season_number = int_or_none(self._search_regex(
EPISODENUM_RE, _season_episode, 'season number',
default=None, group='season'))
episode_number = int_or_none(self._search_regex(
EPISODENUM_RE, _season_episode, 'episode number',
default=None, group='episode'))
thumbnails = None
images = data.get('images')
if images and isinstance(images, dict):
web_images = images.get('webImages')
if isinstance(web_images, list):
thumbnails = [{
'url': image['imageUrl'],
'width': int_or_none(image.get('width')),
'height': int_or_none(image.get('height')),
} for image in web_images if image.get('imageUrl')]
description = data.get('description')
category = data.get('mediaAnalytics', {}).get('category')
common_info = {
'description': description,
'series': series,
'episode': episode,
'season_number': season_number,
'episode_number': episode_number,
'categories': [category] if category else None,
'age_limit': parse_age_limit(data.get('legalAge')),
'thumbnails': thumbnails,
}
vcodec = 'none' if data.get('mediaType') == 'Audio' else None
for entry in entries:
entry.update(common_info)
for f in entry['formats']:
f['vcodec'] = vcodec
points = data.get('shortIndexPoints')
if isinstance(points, list):
chapters = []
for next_num, point in enumerate(points, start=1):
if not isinstance(point, dict):
continue
start_time = parse_duration(point.get('startPoint'))
if start_time is None:
continue
end_time = parse_duration(
data.get('duration')
if next_num == len(points)
else points[next_num].get('startPoint'))
if end_time is None:
continue
chapters.append({
'start_time': start_time,
'end_time': end_time,
'title': point.get('title'),
})
if chapters and len(entries) == 1:
entries[0]['chapters'] = chapters
return self.playlist_result(entries, video_id, title, description)
def _real_extract(self, url):
video_id = self._match_id(url)
return self._extract_from_mediaelement(video_id)
class NRKTVEpisodeIE(InfoExtractor):
_VALID_URL = r'https?://tv\.nrk\.no/serie/(?P<id>[^/]+/sesong/\d+/episode/\d+)'

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