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[nhk:program] Add support for audio programs and program clips

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pull/27433/head
Remita Amine 4 years ago
parent 2797c7be45
commit b79df1b68d
1 changed files with 70 additions and 64 deletions
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122
youtube_dl/extractor/nhk.py
Unescape Escape View File

@ -3,49 +3,39 @@ from __future__ import unicode_literals
import re
from .common import InfoExtractor
from ..utils import ExtractorError
from ..utils import urljoin
class NhkBaseIE(InfoExtractor):
_API_URL_TEMPLATE = 'https://api.nhk.or.jp/nhkworld/%sod%slist/v7a/%s/%s/%s/all%s.json'
_BASE_URL_REGEX = r'https?://www3\.nhk\.or\.jp/nhkworld/(?P<lang>[a-z]{2})/ondemand'
_TYPE_REGEX = r'/(?P<type>video|audio)/'
def _get_clean_field(self, episode, key):
return episode.get(key + '_clean') or episode.get(key)
def _list_episodes(self, m_id, lang, is_video, is_episode):
def _call_api(self, m_id, lang, is_video, is_episode, is_clip):
return self._download_json(
self._API_URL_TEMPLATE % (
'v' if is_video else 'r',
'clip' if m_id[:4] == '9999' else 'esd',
'clip' if is_clip else 'esd',
'episode' if is_episode else 'program',
m_id, lang, '/all' if is_video else ''),
m_id, query={'apikey': 'EJfK8jdS57GqlupFgAfAAwr573q01y6k'})['data']['episodes']
m_id, query={'apikey': 'EJfK8jdS57GqlupFgAfAAwr573q01y6k'})['data']['episodes'] or []
def _parse_episode_json(self, episode, lang, is_video):
title = episode.get('sub_title_clean') or episode['sub_title']
episode_id = None
if is_video:
pgm_id = episode.get('pgm_id')
pgm_no = episode.get('pgm_no')
if not (pgm_id and pgm_no):
missing_field = 'pgm_id' if not pgm_id else 'pgm_no'
raise ExtractorError('Cannot download episode. Field %s is missing from episode JSON.' % missing_field)
episode_id = pgm_id + pgm_no
else:
pgm_gr_id = episode.get('pgm_gr_id')
first_onair_date = episode.get('first_onair_date')
first_onair_no = episode.get('first_onair_no')
def _extract_episode_info(self, url, episode=None):
fetch_episode = episode is None
lang, m_type, episode_id = re.match(NhkVodIE._VALID_URL, url).groups()
if episode_id.isdigit():
episode_id = episode_id[:4] + '-' + episode_id[4:]
if not (pgm_gr_id and first_onair_date and first_onair_no):
missing_field = 'pgm_gr_id' if not pgm_gr_id else 'first_onair_date' if not first_onair_date else 'first_onair_no'
raise ExtractorError('Cannot download episode. Field %s is missing from episode JSON.' % missing_field)
is_video = m_type == 'video'
if fetch_episode:
episode = self._call_api(
episode_id, lang, is_video, True, episode_id[:4] == '9999')[0]
title = episode.get('sub_title_clean') or episode['sub_title']
episode_id = pgm_gr_id + '-' + first_onair_date + '-' + first_onair_no
def get_clean_field(key):
return episode.get(key + '_clean') or episode.get(key)
series = self._get_clean_field(episode, 'title')
series = get_clean_field('title')
thumbnails = []
for s, w, h in [('', 640, 360), ('_l', 1280, 720)]:
@ -62,37 +52,43 @@ class NhkBaseIE(InfoExtractor):
info = {
'id': episode_id + '-' + lang,
'title': '%s - %s' % (series, title) if series and title else title,
'description': self._get_clean_field(episode, 'description'),
'description': get_clean_field('description'),
'thumbnails': thumbnails,
'series': series,
'episode': title,
}
if is_video:
vod_id = episode['vod_id']
info.update({
'_type': 'url_transparent',
'ie_key': 'Piksel',
'url': 'https://player.piksel.com/v/refid/nhkworld/prefid/' + episode['vod_id'],
'url': 'https://player.piksel.com/v/refid/nhkworld/prefid/' + vod_id,
'id': vod_id,
})
else:
audio = episode['audio']
audio_path = audio['audio']
if fetch_episode:
audio_path = episode['audio']['audio']
info['formats'] = self._extract_m3u8_formats(
'https://nhkworld-vh.akamaihd.net/i%s/master.m3u8' % audio_path,
episode_id, 'm4a', entry_protocol='m3u8_native',
m3u8_id='hls', fatal=False)
for f in info['formats']:
f['language'] = lang
else:
info.update({
'_type': 'url_transparent',
'ie_key': NhkVodIE.ie_key(),
'url': url,
})
return info
class NhkVodIE(NhkBaseIE):
_VALID_URL = r'https?://www3\.nhk\.or\.jp/nhkworld/(?P<lang>[a-z]{2})/ondemand/(?P<type>video|audio)/(?P<id>\d{7}|[^/]+?-\d{8}-\d+)'
_VALID_URL = r'%s%s(?P<id>\d{7}|[^/]+?-\d{8}-[0-9a-z]+)' % (NhkBaseIE._BASE_URL_REGEX, NhkBaseIE._TYPE_REGEX)
# Content available only for a limited period of time. Visit
# https://www3.nhk.or.jp/nhkworld/en/ondemand/ for working samples.
_TESTS = [{
# clip
# video clip
'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/video/9999011/',
'md5': '256a1be14f48d960a7e61e2532d95ec3',
'info_dict': {
@ -131,42 +127,52 @@ class NhkVodIE(NhkBaseIE):
}]
def _real_extract(self, url):
lang, m_type, episode_id = re.match(self._VALID_URL, url).groups()
if episode_id.isdigit():
episode_id = episode_id[:4] + '-' + episode_id[4:]
episode = self._list_episodes(episode_id, lang, m_type == 'video', True)[0]
return self._parse_episode_json(episode, lang, m_type == 'video')
return self._extract_episode_info(url)
class NhkVodProgramIE(NhkBaseIE):
_VALID_URL = r'https?://www3\.nhk\.or\.jp/nhkworld/(?P<lang>[a-z]{2})/ondemand/(program/video)/(?P<id>\w+)'
# Content available only for a limited period of time. Visit
# https://www3.nhk.or.jp/nhkworld/en/ondemand/ for working samples.
_VALID_URL = r'%s/program%s(?P<id>[0-9a-z]+)(?:.+?\btype=(?P<episode_type>clip|(?:radio|tv)Episode))?' % (NhkBaseIE._BASE_URL_REGEX, NhkBaseIE._TYPE_REGEX)
_TESTS = [{
# video program
# video program episodes
'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/program/video/japanrailway',
'info_dict': {
'id': 'japanrailway',
'title': 'Japan Railway Journal',
},
'playlist_mincount': 1,
}, {
# video program clips
'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/program/video/japanrailway/?type=clip',
'info_dict': {
'id': 'japanrailway',
'title': 'Japan Railway Journal',
},
'playlist_mincount': 5,
}, {
'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/program/video/10yearshayaomiyazaki/',
'only_matching': True,
}, {
# audio program
'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/program/audio/listener/',
'only_matching': True,
}]
def _real_extract(self, url):
lang, m_type, program_id = re.match(self._VALID_URL, url).groups()
lang, m_type, program_id, episode_type = re.match(self._VALID_URL, url).groups()
episodes = self._list_episodes(program_id, lang, True, False)
episodes = self._call_api(
program_id, lang, m_type == 'video', False, episode_type == 'clip')
if episodes:
return self.playlist_result(
[self._parse_episode_json(episode, lang, True)
for episode in episodes],
self._get_clean_field(episodes[0], 'pgm_gr_id'), self._get_clean_field(episodes[0], 'title'))
else:
raise ExtractorError('No episodes returned for program with ID: %s' % program_id, expected=True)
entries = []
for episode in episodes:
episode_path = episode.get('url')
if not episode_path:
continue
entries.append(self._extract_episode_info(
urljoin(url, episode_path), episode))
program_title = None
if entries:
program_title = entries[0].get('series')
return self.playlist_result(entries, program_id, program_title)

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