mirror of
				https://github.com/yt-dlp/yt-dlp.git
				synced 2025-10-26 20:21:05 +00:00 
			
		
		
		
	 0de09c5b9e
			
		
	
	
		0de09c5b9e
		
			
		
	
	
	
	
		
			
			Closes #8838 Authored by: seproDev, c-basalt Co-authored-by: c-basalt <117849907+c-basalt@users.noreply.github.com>
		
			
				
	
	
		
			469 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			469 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import itertools
 | ||
| import json
 | ||
| 
 | ||
| from .art19 import Art19IE
 | ||
| from .common import InfoExtractor
 | ||
| from ..networking.exceptions import HTTPError
 | ||
| from ..utils import (
 | ||
|     ExtractorError,
 | ||
|     int_or_none,
 | ||
|     make_archive_id,
 | ||
|     parse_iso8601,
 | ||
|     smuggle_url,
 | ||
|     try_call,
 | ||
|     unsmuggle_url,
 | ||
|     update_url_query,
 | ||
|     url_or_none,
 | ||
|     urljoin,
 | ||
| )
 | ||
| from ..utils.traversal import traverse_obj
 | ||
| 
 | ||
| _BASE_URL_RE = r'https?://(?:www\.|beta\.)?(?:watchnebula\.com|nebula\.app|nebula\.tv)'
 | ||
| 
 | ||
| 
 | ||
| class NebulaBaseIE(InfoExtractor):
 | ||
|     _NETRC_MACHINE = 'watchnebula'
 | ||
|     _token = _api_token = None
 | ||
| 
 | ||
|     def _perform_login(self, username, password):
 | ||
|         try:
 | ||
|             response = self._download_json(
 | ||
|                 'https://nebula.tv/auth/login/', None,
 | ||
|                 'Logging in to Nebula', 'Login failed',
 | ||
|                 data=json.dumps({'email': username, 'password': password}).encode(),
 | ||
|                 headers={'content-type': 'application/json'})
 | ||
|         except ExtractorError as e:
 | ||
|             if isinstance(e.cause, HTTPError) and e.cause.status == 400:
 | ||
|                 raise ExtractorError('Login failed: Invalid username or password', expected=True)
 | ||
|             raise
 | ||
|         self._api_token = traverse_obj(response, ('key', {str}))
 | ||
|         if not self._api_token:
 | ||
|             raise ExtractorError('Login failed: No token')
 | ||
| 
 | ||
|     def _call_api(self, *args, **kwargs):
 | ||
|         if self._token:
 | ||
|             kwargs.setdefault('headers', {})['Authorization'] = f'Bearer {self._token}'
 | ||
|         try:
 | ||
|             return self._download_json(*args, **kwargs)
 | ||
|         except ExtractorError as e:
 | ||
|             if not isinstance(e.cause, HTTPError) or e.cause.status not in (401, 403):
 | ||
|                 raise
 | ||
|             self.to_screen(
 | ||
|                 f'Reauthorizing with Nebula and retrying, because last API call resulted in error {e.cause.status}')
 | ||
|             self._real_initialize()
 | ||
|             if self._token:
 | ||
|                 kwargs.setdefault('headers', {})['Authorization'] = f'Bearer {self._token}'
 | ||
|             return self._download_json(*args, **kwargs)
 | ||
| 
 | ||
|     def _real_initialize(self):
 | ||
|         if not self._api_token:
 | ||
|             self._api_token = try_call(
 | ||
|                 lambda: self._get_cookies('https://nebula.tv')['nebula_auth.apiToken'].value)
 | ||
|         self._token = self._download_json(
 | ||
|             'https://users.api.nebula.app/api/v1/authorization/', None,
 | ||
|             headers={'Authorization': f'Token {self._api_token}'} if self._api_token else None,
 | ||
|             note='Authorizing to Nebula', data=b'')['token']
 | ||
| 
 | ||
|     def _extract_formats(self, content_id, slug):
 | ||
|         for retry in (False, True):
 | ||
|             try:
 | ||
|                 fmts, subs = self._extract_m3u8_formats_and_subtitles(
 | ||
|                     f'https://content.api.nebula.app/{content_id.split(":")[0]}s/{content_id}/manifest.m3u8',
 | ||
|                     slug, 'mp4', query={
 | ||
|                         'token': self._token,
 | ||
|                         'app_version': '23.10.0',
 | ||
|                         'platform': 'ios',
 | ||
|                     })
 | ||
|                 return {'formats': fmts, 'subtitles': subs}
 | ||
|             except ExtractorError as e:
 | ||
|                 if isinstance(e.cause, HTTPError) and e.cause.status == 401:
 | ||
|                     self.raise_login_required()
 | ||
|                 if not retry and isinstance(e.cause, HTTPError) and e.cause.status == 403:
 | ||
|                     self.to_screen('Reauthorizing with Nebula and retrying, because fetching video resulted in error')
 | ||
|                     self._real_initialize()
 | ||
|                     continue
 | ||
|                 raise
 | ||
| 
 | ||
|     def _extract_video_metadata(self, episode):
 | ||
|         channel_url = traverse_obj(
 | ||
|             episode, (('channel_slug', 'class_slug'), {lambda x: urljoin('https://nebula.tv/', x)}), get_all=False)
 | ||
|         return {
 | ||
|             'id': episode['id'].partition(':')[2],
 | ||
|             **traverse_obj(episode, {
 | ||
|                 'display_id': 'slug',
 | ||
|                 'title': 'title',
 | ||
|                 'description': 'description',
 | ||
|                 'timestamp': ('published_at', {parse_iso8601}),
 | ||
|                 'duration': ('duration', {int_or_none}),
 | ||
|                 'channel_id': 'channel_slug',
 | ||
|                 'uploader_id': 'channel_slug',
 | ||
|                 'channel': 'channel_title',
 | ||
|                 'uploader': 'channel_title',
 | ||
|                 'series': 'channel_title',
 | ||
|                 'creator': 'channel_title',
 | ||
|                 'thumbnail': ('images', 'thumbnail', 'src', {url_or_none}),
 | ||
|                 'episode_number': ('order', {int_or_none}),
 | ||
|                 # Old code was wrongly setting extractor_key from NebulaSubscriptionsIE
 | ||
|                 '_old_archive_ids': ('zype_id', {lambda x: [
 | ||
|                     make_archive_id(NebulaIE, x), make_archive_id(NebulaSubscriptionsIE, x)] if x else None}),
 | ||
|             }),
 | ||
|             'channel_url': channel_url,
 | ||
|             'uploader_url': channel_url,
 | ||
|         }
 | ||
| 
 | ||
| 
 | ||
| class NebulaIE(NebulaBaseIE):
 | ||
|     IE_NAME = 'nebula:video'
 | ||
|     _VALID_URL = rf'{_BASE_URL_RE}/videos/(?P<id>[\w-]+)'
 | ||
|     _TESTS = [{
 | ||
|         'url': 'https://nebula.tv/videos/that-time-disney-remade-beauty-and-the-beast',
 | ||
|         'info_dict': {
 | ||
|             'id': '84ed544d-4afd-4723-8cd5-2b95261f0abf',
 | ||
|             'ext': 'mp4',
 | ||
|             'title': 'That Time Disney Remade Beauty and the Beast',
 | ||
|             'description': 'md5:2aae3c4cfc5ee09a1ecdff0909618cf4',
 | ||
|             'upload_date': '20180731',
 | ||
|             'timestamp': 1533009600,
 | ||
|             'channel': 'Lindsay Ellis',
 | ||
|             'channel_id': 'lindsayellis',
 | ||
|             'uploader': 'Lindsay Ellis',
 | ||
|             'uploader_id': 'lindsayellis',
 | ||
|             'uploader_url': r're:https://nebula\.(tv|app)/lindsayellis',
 | ||
|             'series': 'Lindsay Ellis',
 | ||
|             'display_id': 'that-time-disney-remade-beauty-and-the-beast',
 | ||
|             'channel_url': r're:https://nebula\.(tv|app)/lindsayellis',
 | ||
|             'creator': 'Lindsay Ellis',
 | ||
|             'duration': 2212,
 | ||
|             'thumbnail': r're:https://\w+\.cloudfront\.net/[\w-]+',
 | ||
|             '_old_archive_ids': ['nebula 5c271b40b13fd613090034fd', 'nebulasubscriptions 5c271b40b13fd613090034fd'],
 | ||
|         },
 | ||
|         'params': {'skip_download': 'm3u8'},
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/videos/the-logistics-of-d-day-landing-craft-how-the-allies-got-ashore',
 | ||
|         'md5': 'd05739cf6c38c09322422f696b569c23',
 | ||
|         'info_dict': {
 | ||
|             'id': '7e623145-1b44-4ca3-aa0b-ed25a247ea34',
 | ||
|             'ext': 'mp4',
 | ||
|             'title': 'Landing Craft - How The Allies Got Ashore',
 | ||
|             'description': r're:^In this episode we explore the unsung heroes of D-Day, the landing craft.',
 | ||
|             'upload_date': '20200327',
 | ||
|             'timestamp': 1585348140,
 | ||
|             'channel': 'Real Engineering — The Logistics of D-Day',
 | ||
|             'channel_id': 'd-day',
 | ||
|             'uploader': 'Real Engineering — The Logistics of D-Day',
 | ||
|             'uploader_id': 'd-day',
 | ||
|             'series': 'Real Engineering — The Logistics of D-Day',
 | ||
|             'display_id': 'the-logistics-of-d-day-landing-craft-how-the-allies-got-ashore',
 | ||
|             'creator': 'Real Engineering — The Logistics of D-Day',
 | ||
|             'duration': 841,
 | ||
|             'channel_url': 'https://nebula.tv/d-day',
 | ||
|             'uploader_url': 'https://nebula.tv/d-day',
 | ||
|             'thumbnail': r're:https://\w+\.cloudfront\.net/[\w-]+',
 | ||
|             '_old_archive_ids': ['nebula 5e7e78171aaf320001fbd6be', 'nebulasubscriptions 5e7e78171aaf320001fbd6be'],
 | ||
|         },
 | ||
|         'params': {'skip_download': 'm3u8'},
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/videos/money-episode-1-the-draw',
 | ||
|         'md5': 'ebe28a7ad822b9ee172387d860487868',
 | ||
|         'info_dict': {
 | ||
|             'id': 'b96c5714-9e2b-4ec3-b3f1-20f6e89cc553',
 | ||
|             'ext': 'mp4',
 | ||
|             'title': 'Episode 1: The Draw',
 | ||
|             'description': r'contains:There’s free money on offer… if the players can all work together.',
 | ||
|             'upload_date': '20200323',
 | ||
|             'timestamp': 1584980400,
 | ||
|             'channel': 'Tom Scott Presents: Money',
 | ||
|             'channel_id': 'tom-scott-presents-money',
 | ||
|             'uploader': 'Tom Scott Presents: Money',
 | ||
|             'uploader_id': 'tom-scott-presents-money',
 | ||
|             'uploader_url': 'https://nebula.tv/tom-scott-presents-money',
 | ||
|             'duration': 825,
 | ||
|             'channel_url': 'https://nebula.tv/tom-scott-presents-money',
 | ||
|             'series': 'Tom Scott Presents: Money',
 | ||
|             'display_id': 'money-episode-1-the-draw',
 | ||
|             'thumbnail': r're:https://\w+\.cloudfront\.net/[\w-]+',
 | ||
|             'creator': 'Tom Scott Presents: Money',
 | ||
|             '_old_archive_ids': ['nebula 5e779ebdd157bc0001d1c75a', 'nebulasubscriptions 5e779ebdd157bc0001d1c75a'],
 | ||
|         },
 | ||
|         'params': {'skip_download': 'm3u8'},
 | ||
|     }, {
 | ||
|         'url': 'https://watchnebula.com/videos/money-episode-1-the-draw',
 | ||
|         'only_matching': True,
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/videos/tldrnewseu-did-the-us-really-blow-up-the-nordstream-pipelines',
 | ||
|         'info_dict': {
 | ||
|             'id': 'e389af9d-1dab-44f2-8788-ee24deb7ff0d',
 | ||
|             'ext': 'mp4',
 | ||
|             'display_id': 'tldrnewseu-did-the-us-really-blow-up-the-nordstream-pipelines',
 | ||
|             'title': 'Did the US Really Blow Up the NordStream Pipelines?',
 | ||
|             'description': 'md5:b4e2a14e3ff08f546a3209c75261e789',
 | ||
|             'upload_date': '20230223',
 | ||
|             'timestamp': 1677144070,
 | ||
|             'channel': 'TLDR News EU',
 | ||
|             'channel_id': 'tldrnewseu',
 | ||
|             'uploader': 'TLDR News EU',
 | ||
|             'uploader_id': 'tldrnewseu',
 | ||
|             'uploader_url': r're:https://nebula\.(tv|app)/tldrnewseu',
 | ||
|             'duration': 524,
 | ||
|             'channel_url': r're:https://nebula\.(tv|app)/tldrnewseu',
 | ||
|             'series': 'TLDR News EU',
 | ||
|             'thumbnail': r're:https://\w+\.cloudfront\.net/[\w-]+',
 | ||
|             'creator': 'TLDR News EU',
 | ||
|             '_old_archive_ids': ['nebula 63f64c74366fcd00017c1513', 'nebulasubscriptions 63f64c74366fcd00017c1513'],
 | ||
|         },
 | ||
|         'params': {'skip_download': 'm3u8'},
 | ||
|     }, {
 | ||
|         'url': 'https://beta.nebula.tv/videos/money-episode-1-the-draw',
 | ||
|         'only_matching': True,
 | ||
|     }]
 | ||
| 
 | ||
|     def _real_extract(self, url):
 | ||
|         slug = self._match_id(url)
 | ||
|         url, smuggled_data = unsmuggle_url(url, {})
 | ||
|         if smuggled_data.get('id'):
 | ||
|             return {
 | ||
|                 'id': smuggled_data['id'],
 | ||
|                 'display_id': slug,
 | ||
|                 'title': '',
 | ||
|                 **self._extract_formats(smuggled_data['id'], slug),
 | ||
|             }
 | ||
| 
 | ||
|         metadata = self._call_api(
 | ||
|             f'https://content.api.nebula.app/content/videos/{slug}',
 | ||
|             slug, note='Fetching video metadata')
 | ||
|         return {
 | ||
|             **self._extract_video_metadata(metadata),
 | ||
|             **self._extract_formats(metadata['id'], slug),
 | ||
|         }
 | ||
| 
 | ||
| 
 | ||
| class NebulaClassIE(NebulaBaseIE):
 | ||
|     IE_NAME = 'nebula:media'
 | ||
|     _VALID_URL = rf'{_BASE_URL_RE}/(?!(?:myshows|library|videos)/)(?P<id>[\w-]+)/(?P<ep>[\w-]+)/?(?:$|[?#])'
 | ||
|     _TESTS = [{
 | ||
|         'url': 'https://nebula.tv/copyright-for-fun-and-profit/14',
 | ||
|         'info_dict': {
 | ||
|             'id': 'd7432cdc-c608-474d-942c-f74345daed7b',
 | ||
|             'ext': 'mp4',
 | ||
|             'display_id': '14',
 | ||
|             'channel_url': 'https://nebula.tv/copyright-for-fun-and-profit',
 | ||
|             'episode_number': 14,
 | ||
|             'thumbnail': 'https://dj423fildxgac.cloudfront.net/d533718d-9307-42d4-8fb0-e283285e99c9',
 | ||
|             'uploader_url': 'https://nebula.tv/copyright-for-fun-and-profit',
 | ||
|             'duration': 646,
 | ||
|             'episode': 'Episode 14',
 | ||
|             'title': 'Photos, Sculpture, and Video',
 | ||
|         },
 | ||
|         'params': {'skip_download': 'm3u8'},
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/extremitiespodcast/pyramiden-the-high-arctic-soviet-ghost-town',
 | ||
|         'info_dict': {
 | ||
|             'ext': 'mp3',
 | ||
|             'id': '018f65f0-0033-4021-8f87-2d132beb19aa',
 | ||
|             'description': 'md5:05d2b23ab780c955e2511a2b9127acff',
 | ||
|             'series_id': '335e8159-d663-491a-888f-1732285706ac',
 | ||
|             'modified_timestamp': 1599091504,
 | ||
|             'episode_id': '018f65f0-0033-4021-8f87-2d132beb19aa',
 | ||
|             'series': 'Extremities',
 | ||
|             'modified_date': '20200903',
 | ||
|             'upload_date': '20200902',
 | ||
|             'title': 'Pyramiden: The High-Arctic Soviet Ghost Town',
 | ||
|             'release_timestamp': 1571237958,
 | ||
|             'thumbnail': r're:^https?://content\.production\.cdn\.art19\.com.*\.jpeg$',
 | ||
|             'duration': 1546.05714,
 | ||
|             'timestamp': 1599085608,
 | ||
|             'release_date': '20191016',
 | ||
|         },
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/thelayover/the-layover-episode-1',
 | ||
|         'info_dict': {
 | ||
|             'ext': 'mp3',
 | ||
|             'id': '9d74a762-00bb-45a8-9e8d-9ed47c04a1d0',
 | ||
|             'episode_number': 1,
 | ||
|             'thumbnail': r're:^https?://content\.production\.cdn\.art19\.com.*\.jpeg$',
 | ||
|             'release_date': '20230304',
 | ||
|             'modified_date': '20230403',
 | ||
|             'series': 'The Layover',
 | ||
|             'episode_id': '9d74a762-00bb-45a8-9e8d-9ed47c04a1d0',
 | ||
|             'modified_timestamp': 1680554566,
 | ||
|             'duration': 3130.46401,
 | ||
|             'release_timestamp': 1677943800,
 | ||
|             'title': 'The Layover — Episode 1',
 | ||
|             'series_id': '874303a5-4900-4626-a4b6-2aacac34466a',
 | ||
|             'upload_date': '20230303',
 | ||
|             'episode': 'Episode 1',
 | ||
|             'timestamp': 1677883672,
 | ||
|             'description': 'md5:002cca89258e3bc7c268d5b8c24ba482',
 | ||
|         },
 | ||
|     }]
 | ||
| 
 | ||
|     def _real_extract(self, url):
 | ||
|         slug, episode = self._match_valid_url(url).group('id', 'ep')
 | ||
|         url, smuggled_data = unsmuggle_url(url, {})
 | ||
|         if smuggled_data.get('id'):
 | ||
|             return {
 | ||
|                 'id': smuggled_data['id'],
 | ||
|                 'display_id': slug,
 | ||
|                 'title': '',
 | ||
|                 **self._extract_formats(smuggled_data['id'], slug),
 | ||
|             }
 | ||
| 
 | ||
|         metadata = self._call_api(
 | ||
|             f'https://content.api.nebula.app/content/{slug}/{episode}/?include=lessons',
 | ||
|             slug, note='Fetching class/podcast metadata')
 | ||
|         content_type = metadata.get('type')
 | ||
|         if content_type == 'lesson':
 | ||
|             return {
 | ||
|                 **self._extract_video_metadata(metadata),
 | ||
|                 **self._extract_formats(metadata['id'], slug),
 | ||
|             }
 | ||
|         elif content_type == 'podcast_episode':
 | ||
|             episode_url = metadata['episode_url']
 | ||
|             if not episode_url and metadata.get('premium'):
 | ||
|                 self.raise_login_required()
 | ||
| 
 | ||
|             if Art19IE.suitable(episode_url):
 | ||
|                 return self.url_result(episode_url, Art19IE)
 | ||
|             return traverse_obj(metadata, {
 | ||
|                 'id': ('id', {str}),
 | ||
|                 'url': ('episode_url', {url_or_none}),
 | ||
|                 'title': ('title', {str}),
 | ||
|                 'description': ('description', {str}),
 | ||
|                 'timestamp': ('published_at', {parse_iso8601}),
 | ||
|                 'duration': ('duration', {int_or_none}),
 | ||
|                 'channel_id': ('channel_id', {str}),
 | ||
|                 'chnanel': ('channel_title', {str}),
 | ||
|                 'thumbnail': ('assets', 'regular', {url_or_none}),
 | ||
|             })
 | ||
| 
 | ||
|         raise ExtractorError(f'Unexpected content type {content_type!r}')
 | ||
| 
 | ||
| 
 | ||
| class NebulaSubscriptionsIE(NebulaBaseIE):
 | ||
|     IE_NAME = 'nebula:subscriptions'
 | ||
|     _VALID_URL = rf'{_BASE_URL_RE}/(?P<id>myshows|library/latest-videos)/?(?:$|[?#])'
 | ||
|     _TESTS = [{
 | ||
|         'url': 'https://nebula.tv/myshows',
 | ||
|         'playlist_mincount': 1,
 | ||
|         'info_dict': {
 | ||
|             'id': 'myshows',
 | ||
|         },
 | ||
|     }]
 | ||
| 
 | ||
|     def _generate_playlist_entries(self):
 | ||
|         next_url = update_url_query('https://content.api.nebula.app/video_episodes/', {
 | ||
|             'following': 'true',
 | ||
|             'include': 'engagement',
 | ||
|             'ordering': '-published_at',
 | ||
|         })
 | ||
|         for page_num in itertools.count(1):
 | ||
|             channel = self._call_api(
 | ||
|                 next_url, 'myshows', note=f'Retrieving subscriptions page {page_num}')
 | ||
|             for episode in channel['results']:
 | ||
|                 metadata = self._extract_video_metadata(episode)
 | ||
|                 yield self.url_result(smuggle_url(
 | ||
|                     f'https://nebula.tv/videos/{metadata["display_id"]}',
 | ||
|                     {'id': episode['id']}), NebulaIE, url_transparent=True, **metadata)
 | ||
|             next_url = channel.get('next')
 | ||
|             if not next_url:
 | ||
|                 return
 | ||
| 
 | ||
|     def _real_extract(self, url):
 | ||
|         return self.playlist_result(self._generate_playlist_entries(), 'myshows')
 | ||
| 
 | ||
| 
 | ||
| class NebulaChannelIE(NebulaBaseIE):
 | ||
|     IE_NAME = 'nebula:channel'
 | ||
|     _VALID_URL = rf'{_BASE_URL_RE}/(?!myshows|library|videos)(?P<id>[\w-]+)/?(?:$|[?#])'
 | ||
|     _TESTS = [{
 | ||
|         'url': 'https://nebula.tv/tom-scott-presents-money',
 | ||
|         'info_dict': {
 | ||
|             'id': 'tom-scott-presents-money',
 | ||
|             'title': 'Tom Scott Presents: Money',
 | ||
|             'description': 'Tom Scott hosts a series all about trust, negotiation and money.',
 | ||
|         },
 | ||
|         'playlist_count': 5,
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/lindsayellis',
 | ||
|         'info_dict': {
 | ||
|             'id': 'lindsayellis',
 | ||
|             'title': 'Lindsay Ellis',
 | ||
|             'description': 'Enjoy these hottest of takes on Disney, Transformers, and Musicals.',
 | ||
|         },
 | ||
|         'playlist_mincount': 2,
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/johnnyharris',
 | ||
|         'info_dict': {
 | ||
|             'id': 'johnnyharris',
 | ||
|             'title': 'Johnny Harris',
 | ||
|             'description': 'I make videos about maps and many other things.',
 | ||
|         },
 | ||
|         'playlist_mincount': 90,
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/copyright-for-fun-and-profit',
 | ||
|         'info_dict': {
 | ||
|             'id': 'copyright-for-fun-and-profit',
 | ||
|             'title': 'Copyright for Fun and Profit',
 | ||
|             'description': 'md5:6690248223eed044a9f11cd5a24f9742',
 | ||
|         },
 | ||
|         'playlist_count': 23,
 | ||
|     }, {
 | ||
|         'url': 'https://nebula.tv/trussissuespodcast',
 | ||
|         'info_dict': {
 | ||
|             'id': 'trussissuespodcast',
 | ||
|             'title': 'The TLDR News Podcast',
 | ||
|             'description': 'md5:a08c4483bc0b705881d3e0199e721385',
 | ||
|         },
 | ||
|         'playlist_mincount': 80,
 | ||
|     }]
 | ||
| 
 | ||
|     def _generate_playlist_entries(self, collection_id, collection_slug):
 | ||
|         next_url = f'https://content.api.nebula.app/video_channels/{collection_id}/video_episodes/?ordering=-published_at'
 | ||
|         for page_num in itertools.count(1):
 | ||
|             episodes = self._call_api(next_url, collection_slug, note=f'Retrieving channel page {page_num}')
 | ||
|             for episode in episodes['results']:
 | ||
|                 metadata = self._extract_video_metadata(episode)
 | ||
|                 yield self.url_result(smuggle_url(
 | ||
|                     episode.get('share_url') or f'https://nebula.tv/videos/{metadata["display_id"]}',
 | ||
|                     {'id': episode['id']}), NebulaIE, url_transparent=True, **metadata)
 | ||
|             next_url = episodes.get('next')
 | ||
|             if not next_url:
 | ||
|                 break
 | ||
| 
 | ||
|     def _generate_class_entries(self, channel):
 | ||
|         for lesson in channel['lessons']:
 | ||
|             metadata = self._extract_video_metadata(lesson)
 | ||
|             yield self.url_result(smuggle_url(
 | ||
|                 lesson.get('share_url') or f'https://nebula.tv/{metadata["class_slug"]}/{metadata["slug"]}',
 | ||
|                 {'id': lesson['id']}), NebulaClassIE, url_transparent=True, **metadata)
 | ||
| 
 | ||
|     def _generate_podcast_entries(self, collection_id, collection_slug):
 | ||
|         next_url = f'https://content.api.nebula.app/podcast_channels/{collection_id}/podcast_episodes/?ordering=-published_at&premium=true'
 | ||
|         for page_num in itertools.count(1):
 | ||
|             episodes = self._call_api(next_url, collection_slug, note=f'Retrieving podcast page {page_num}')
 | ||
| 
 | ||
|             for episode in traverse_obj(episodes, ('results', lambda _, v: url_or_none(v['share_url']))):
 | ||
|                 yield self.url_result(episode['share_url'], NebulaClassIE)
 | ||
|             next_url = episodes.get('next')
 | ||
|             if not next_url:
 | ||
|                 break
 | ||
| 
 | ||
|     def _real_extract(self, url):
 | ||
|         collection_slug = self._match_id(url)
 | ||
|         channel = self._call_api(
 | ||
|             f'https://content.api.nebula.app/content/{collection_slug}/?include=lessons',
 | ||
|             collection_slug, note='Retrieving channel')
 | ||
| 
 | ||
|         if channel.get('type') == 'class':
 | ||
|             entries = self._generate_class_entries(channel)
 | ||
|         elif channel.get('type') == 'podcast_channel':
 | ||
|             entries = self._generate_podcast_entries(channel['id'], collection_slug)
 | ||
|         else:
 | ||
|             entries = self._generate_playlist_entries(channel['id'], collection_slug)
 | ||
| 
 | ||
|         return self.playlist_result(
 | ||
|             entries=entries,
 | ||
|             playlist_id=collection_slug,
 | ||
|             playlist_title=channel.get('title'),
 | ||
|             playlist_description=channel.get('description'))
 |