import re from .common import InfoExtractor from ..utils import ( parse_duration, traverse_obj, unescapeHTML, unified_timestamp, urljoin ) class NhkBaseIE(InfoExtractor): _API_URL_TEMPLATE = 'https://nwapi.nhk.jp/nhkworld/%sod%slist/v7b/%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 _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 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'] or [] def _extract_episode_info(self, url, episode=None): fetch_episode = episode is None lang, m_type, episode_id = NhkVodIE._match_valid_url(url).groups() if len(episode_id) == 7: episode_id = episode_id[:4] + '-' + episode_id[4:] 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'] def get_clean_field(key): return episode.get(key + '_clean') or episode.get(key) series = get_clean_field('title') thumbnails = [] for s, w, h in [('', 640, 360), ('_l', 1280, 720)]: img_path = episode.get('image' + s) if not img_path: continue thumbnails.append({ 'id': '%dp' % h, 'height': h, 'width': w, 'url': 'https://www3.nhk.or.jp' + img_path, }) info = { 'id': episode_id + '-' + lang, 'title': '%s - %s' % (series, title) if series and title else title, '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/' + vod_id, 'id': vod_id, }) else: 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 self._sort_formats(info['formats']) else: info.update({ '_type': 'url_transparent', 'ie_key': NhkVodIE.ie_key(), 'url': url, }) return info class NhkVodIE(NhkBaseIE): # the 7-character IDs can have alphabetic chars too: assume [a-z] rather than just [a-f], eg _VALID_URL = r'%s%s(?P<id>[0-9a-z]{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 = [{ # video clip 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/video/9999011/', 'md5': '7a90abcfe610ec22a6bfe15bd46b30ca', 'info_dict': { 'id': 'a95j5iza', 'ext': 'mp4', 'title': "Dining with the Chef - Chef Saito's Family recipe: MENCHI-KATSU", 'description': 'md5:5aee4a9f9d81c26281862382103b0ea5', 'timestamp': 1565965194, 'upload_date': '20190816', }, }, { # audio clip 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/audio/r_inventions-20201104-1/', 'info_dict': { 'id': 'r_inventions-20201104-1-en', 'ext': 'm4a', 'title': "Japan's Top Inventions - Miniature Video Cameras", 'description': 'md5:07ea722bdbbb4936fdd360b6a480c25b', }, 'params': { # m3u8 download 'skip_download': True, }, }, { 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/video/2015173/', 'only_matching': True, }, { 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/audio/plugin-20190404-1/', 'only_matching': True, }, { 'url': 'https://www3.nhk.or.jp/nhkworld/fr/ondemand/audio/plugin-20190404-1/', 'only_matching': True, }, { 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/audio/j_art-20150903-1/', 'only_matching': True, }, { # video, alphabetic character in ID #29670 'url': 'https://www3.nhk.or.jp/nhkworld/en/ondemand/video/9999a34/', 'only_matching': True, 'info_dict': { 'id': 'qfjay6cg', 'ext': 'mp4', 'title': 'DESIGN TALKS plus - Fishermen’s Finery', 'description': 'md5:8a8f958aaafb0d7cb59d38de53f1e448', 'thumbnail': r're:^https?:/(/[a-z0-9.-]+)+\.jpg\?w=1920&h=1080$', 'upload_date': '20210615', 'timestamp': 1623722008, } }] def _real_extract(self, url): return self._extract_episode_info(url) class NhkVodProgramIE(NhkBaseIE): _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 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, episode_type = self._match_valid_url(url).groups() episodes = self._call_api( program_id, lang, m_type == 'video', False, episode_type == 'clip') 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) class NhkForSchoolBangumiIE(InfoExtractor): _VALID_URL = r'https?://www2\.nhk\.or\.jp/school/movie/(?P<type>bangumi|clip)\.cgi\?das_id=(?P<id>[a-zA-Z0-9_-]+)' _TESTS = [{ 'url': 'https://www2.nhk.or.jp/school/movie/bangumi.cgi?das_id=D0005150191_00000', 'info_dict': { 'id': 'D0005150191_00003', 'title': 'にている かな', 'duration': 599.999, 'timestamp': 1396414800, 'upload_date': '20140402', 'ext': 'mp4', 'chapters': 'count:12' }, 'params': { # m3u8 download 'skip_download': True, }, }] def _real_extract(self, url): program_type, video_id = self._match_valid_url(url).groups() webpage = self._download_webpage( f'https://www2.nhk.or.jp/school/movie/{program_type}.cgi?das_id={video_id}', video_id) # searches all variables base_values = {g.group(1): g.group(2) for g in re.finditer(r'var\s+([a-zA-Z_]+)\s*=\s*"([^"]+?)";', webpage)} # and programObj values too program_values = {g.group(1): g.group(3) for g in re.finditer(r'(?:program|clip)Obj\.([a-zA-Z_]+)\s*=\s*(["\'])([^"]+?)\2;', webpage)} # extract all chapters chapter_durations = [parse_duration(g.group(1)) for g in re.finditer(r'chapterTime\.push\(\'([0-9:]+?)\'\);', webpage)] chapter_titles = [' '.join([g.group(1) or '', unescapeHTML(g.group(2))]).strip() for g in re.finditer(r'<div class="cpTitle"><span>(scene\s*\d+)?</span>([^<]+?)</div>', webpage)] # this is how player_core.js is actually doing (!) version = base_values.get('r_version') or program_values.get('version') if version: video_id = f'{video_id.split("_")[0]}_{version}' formats = self._extract_m3u8_formats( f'https://nhks-vh.akamaihd.net/i/das/{video_id[0:8]}/{video_id}_V_000.f4v/master.m3u8', video_id, ext='mp4', m3u8_id='hls') self._sort_formats(formats) duration = parse_duration(base_values.get('r_duration')) chapters = None if chapter_durations and chapter_titles and len(chapter_durations) == len(chapter_titles): start_time = chapter_durations end_time = chapter_durations[1:] + [duration] chapters = [{ 'start_time': s, 'end_time': e, 'title': t, } for s, e, t in zip(start_time, end_time, chapter_titles)] return { 'id': video_id, 'title': program_values.get('name'), 'duration': parse_duration(base_values.get('r_duration')), 'timestamp': unified_timestamp(base_values['r_upload']), 'formats': formats, 'chapters': chapters, } class NhkForSchoolSubjectIE(InfoExtractor): IE_DESC = 'Portal page for each school subjects, like Japanese (kokugo, 国語) or math (sansuu/suugaku or 算数・数学)' KNOWN_SUBJECTS = ( 'rika', 'syakai', 'kokugo', 'sansuu', 'seikatsu', 'doutoku', 'ongaku', 'taiiku', 'zukou', 'gijutsu', 'katei', 'sougou', 'eigo', 'tokkatsu', 'tokushi', 'sonota', ) _VALID_URL = r'https?://www\.nhk\.or\.jp/school/(?P<id>%s)/?(?:[\?#].*)?$' % '|'.join(re.escape(s) for s in KNOWN_SUBJECTS) _TESTS = [{ 'url': 'https://www.nhk.or.jp/school/sougou/', 'info_dict': { 'id': 'sougou', 'title': '総合的な学習の時間', }, 'playlist_mincount': 16, }, { 'url': 'https://www.nhk.or.jp/school/rika/', 'info_dict': { 'id': 'rika', 'title': '理科', }, 'playlist_mincount': 15, }] def _real_extract(self, url): subject_id = self._match_id(url) webpage = self._download_webpage(url, subject_id) return self.playlist_from_matches( re.finditer(rf'href="((?:https?://www\.nhk\.or\.jp)?/school/{re.escape(subject_id)}/[^/]+/)"', webpage), subject_id, self._html_search_regex(r'(?s)<span\s+class="subjectName">\s*<img\s*[^<]+>\s*([^<]+?)</span>', webpage, 'title', fatal=False), lambda g: urljoin(url, g.group(1))) class NhkForSchoolProgramListIE(InfoExtractor): _VALID_URL = r'https?://www\.nhk\.or\.jp/school/(?P<id>(?:%s)/[a-zA-Z0-9_-]+)' % ( '|'.join(re.escape(s) for s in NhkForSchoolSubjectIE.KNOWN_SUBJECTS) ) _TESTS = [{ 'url': 'https://www.nhk.or.jp/school/sougou/q/', 'info_dict': { 'id': 'sougou/q', 'title': 'Q~こどものための哲学', }, 'playlist_mincount': 20, }] def _real_extract(self, url): program_id = self._match_id(url) webpage = self._download_webpage(f'https://www.nhk.or.jp/school/{program_id}/', program_id) title = (self._og_search_title(webpage) or self._html_extract_title(webpage) or self._html_search_regex(r'<h3>([^<]+?)とは?\s*</h3>', webpage, 'title', fatal=False)) title = re.sub(r'\s*\|\s*NHK\s+for\s+School\s*$', '', title) if title else None description = self._html_search_regex( r'(?s)<div\s+class="programDetail\s*">\s*<p>[^<]+</p>', webpage, 'description', fatal=False, group=0) bangumi_list = self._download_json( f'https://www.nhk.or.jp/school/{program_id}/meta/program.json', program_id) # they're always bangumi bangumis = [ self.url_result(f'https://www2.nhk.or.jp/school/movie/bangumi.cgi?das_id={x}') for x in traverse_obj(bangumi_list, ('part', ..., 'part-video-dasid')) or []] return self.playlist_result(bangumis, program_id, title, description)