--- /dev/null
+import base64
+import functools
+import math
+import re
+import time
+import urllib.parse
+
+from .common import InfoExtractor
+from .slideslive import SlidesLiveIE
+from ..utils import (
+ ExtractorError,
+ InAdvancePagedList,
+ int_or_none,
+ traverse_obj,
+ update_url_query,
+ url_or_none,
+)
+
+
+class VideoKenBaseIE(InfoExtractor):
+ _ORGANIZATIONS = {
+ 'videos.icts.res.in': 'icts',
+ 'videos.cncf.io': 'cncf',
+ 'videos.neurips.cc': 'neurips',
+ }
+ _BASE_URL_RE = rf'https?://(?P<host>{"|".join(map(re.escape, _ORGANIZATIONS))})/'
+
+ _PAGE_SIZE = 12
+
+ def _get_org_id_and_api_key(self, org, video_id):
+ details = self._download_json(
+ f'https://analytics.videoken.com/api/videolake/{org}/details', video_id,
+ note='Downloading organization ID and API key', headers={
+ 'Accept': 'application/json',
+ })
+ return details['id'], details['apikey']
+
+ def _create_slideslive_url(self, video_url, video_id, referer):
+ if not video_url and not video_id:
+ return
+ elif not video_url or 'embed/sign-in' in video_url:
+ video_url = f'https://slideslive.com/embed/{video_id.lstrip("slideslive-")}'
+ if url_or_none(referer):
+ return update_url_query(video_url, {
+ 'embed_parent_url': referer,
+ 'embed_container_origin': f'https://{urllib.parse.urlparse(referer).netloc}',
+ })
+ return video_url
+
+ def _extract_videos(self, videos, url):
+ for video in traverse_obj(videos, (('videos', 'results'), ...)):
+ video_id = traverse_obj(video, 'youtube_id', 'videoid')
+ if not video_id:
+ continue
+ ie_key = None
+ if traverse_obj(video, 'type', 'source') == 'youtube':
+ video_url = video_id
+ ie_key = 'Youtube'
+ else:
+ video_url = traverse_obj(video, 'embed_url', 'embeddableurl')
+ if urllib.parse.urlparse(video_url).netloc == 'slideslive.com':
+ ie_key = SlidesLiveIE
+ video_url = self._create_slideslive_url(video_url, video_id, url)
+ if not video_url:
+ continue
+ yield self.url_result(video_url, ie_key, video_id)
+
+
+class VideoKenIE(VideoKenBaseIE):
+ _VALID_URL = VideoKenBaseIE._BASE_URL_RE + r'(?:(?:topic|category)/[^/#?]+/)?video/(?P<id>[\w-]+)'
+ _TESTS = [{
+ # neurips -> videoken -> slideslive
+ 'url': 'https://videos.neurips.cc/video/slideslive-38922815',
+ 'info_dict': {
+ 'id': '38922815',
+ 'ext': 'mp4',
+ 'title': 'Efficient Processing of Deep Neural Network: from Algorithms to Hardware Architectures',
+ 'timestamp': 1630939331,
+ 'upload_date': '20210906',
+ 'thumbnail': r're:^https?://.*\.(?:jpg|png)',
+ 'thumbnails': 'count:330',
+ 'chapters': 'count:329',
+ },
+ 'params': {
+ 'skip_download': 'm3u8',
+ },
+ 'expected_warnings': ['Failed to download VideoKen API JSON'],
+ }, {
+ # neurips -> videoken -> slideslive -> youtube
+ 'url': 'https://videos.neurips.cc/topic/machine%20learning/video/slideslive-38923348',
+ 'info_dict': {
+ 'id': '2Xa_dt78rJE',
+ 'ext': 'mp4',
+ 'display_id': '38923348',
+ 'title': 'Machine Education',
+ 'description': 'Watch full version of this video at https://slideslive.com/38923348.',
+ 'channel': 'SlidesLive Videos - G2',
+ 'channel_id': 'UCOExahQQ588Da8Nft_Ltb9w',
+ 'channel_url': 'https://www.youtube.com/channel/UCOExahQQ588Da8Nft_Ltb9w',
+ 'uploader': 'SlidesLive Videos - G2',
+ 'uploader_id': 'UCOExahQQ588Da8Nft_Ltb9w',
+ 'uploader_url': 'http://www.youtube.com/channel/UCOExahQQ588Da8Nft_Ltb9w',
+ 'duration': 2504,
+ 'timestamp': 1618922125,
+ 'upload_date': '20200131',
+ 'age_limit': 0,
+ 'channel_follower_count': int,
+ 'view_count': int,
+ 'availability': 'unlisted',
+ 'live_status': 'not_live',
+ 'playable_in_embed': True,
+ 'categories': ['People & Blogs'],
+ 'tags': [],
+ 'thumbnail': r're:^https?://.*\.(?:jpg|webp)',
+ 'thumbnails': 'count:78',
+ 'chapters': 'count:77',
+ },
+ 'params': {
+ 'skip_download': 'm3u8',
+ },
+ 'expected_warnings': ['Failed to download VideoKen API JSON'],
+ }, {
+ # icts -> videoken -> youtube
+ 'url': 'https://videos.icts.res.in/topic/random%20variable/video/zysIsojYdvc',
+ 'info_dict': {
+ 'id': 'zysIsojYdvc',
+ 'ext': 'mp4',
+ 'title': 'Small-worlds, complex networks and random graphs (Lecture 3) by Remco van der Hofstad',
+ 'description': 'md5:87433069d79719eeadc1962cc2ace00b',
+ 'channel': 'International Centre for Theoretical Sciences',
+ 'channel_id': 'UCO3xnVTHzB7l-nc8mABUJIQ',
+ 'channel_url': 'https://www.youtube.com/channel/UCO3xnVTHzB7l-nc8mABUJIQ',
+ 'uploader': 'International Centre for Theoretical Sciences',
+ 'uploader_id': 'ICTStalks',
+ 'uploader_url': 'http://www.youtube.com/user/ICTStalks',
+ 'duration': 3372,
+ 'upload_date': '20191004',
+ 'age_limit': 0,
+ 'live_status': 'not_live',
+ 'availability': 'public',
+ 'playable_in_embed': True,
+ 'channel_follower_count': int,
+ 'like_count': int,
+ 'view_count': int,
+ 'categories': ['Science & Technology'],
+ 'tags': [],
+ 'thumbnail': r're:^https?://.*\.(?:jpg|webp)',
+ 'thumbnails': 'count:42',
+ 'chapters': 'count:20',
+ },
+ 'params': {
+ 'skip_download': 'm3u8',
+ },
+ }, {
+ 'url': 'https://videos.cncf.io/category/478/video/IL4nxbmUIX8',
+ 'only_matching': True,
+ }, {
+ 'url': 'https://videos.cncf.io/topic/kubernetes/video/YAM2d7yTrrI',
+ 'only_matching': True,
+ }, {
+ 'url': 'https://videos.icts.res.in/video/d7HuP_abpKU',
+ 'only_matching': True,
+ }]
+
+ def _real_extract(self, url):
+ hostname, video_id = self._match_valid_url(url).group('host', 'id')
+ org_id, _ = self._get_org_id_and_api_key(self._ORGANIZATIONS[hostname], video_id)
+ details = self._download_json(
+ 'https://analytics.videoken.com/api/videoinfo_private', video_id, query={
+ 'videoid': video_id,
+ 'org_id': org_id,
+ }, headers={'Accept': 'application/json'}, note='Downloading VideoKen API JSON',
+ errnote='Failed to download VideoKen API JSON', fatal=False)
+ if details:
+ return next(self._extract_videos({'videos': [details]}, url))
+ # fallback for API error 400 response
+ elif video_id.startswith('slideslive-'):
+ return self.url_result(
+ self._create_slideslive_url(None, video_id, url), SlidesLiveIE, video_id)
+ elif re.match(r'^[\w-]{11}$', video_id):
+ self.url_result(video_id, 'Youtube', video_id)
+ else:
+ raise ExtractorError('Unable to extract without VideoKen API response')
+
+
+class VideoKenPlayerIE(VideoKenBaseIE):
+ _VALID_URL = r'https?://player\.videoken\.com/embed/slideslive-(?P<id>\d+)'
+ _TESTS = [{
+ 'url': 'https://player.videoken.com/embed/slideslive-38968434',
+ 'info_dict': {
+ 'id': '38968434',
+ 'ext': 'mp4',
+ 'title': 'Deep Learning with Label Differential Privacy',
+ 'timestamp': 1643377020,
+ 'upload_date': '20220128',
+ 'thumbnail': r're:^https?://.*\.(?:jpg|png)',
+ 'thumbnails': 'count:30',
+ 'chapters': 'count:29',
+ },
+ 'params': {
+ 'skip_download': 'm3u8',
+ },
+ }]
+
+ def _real_extract(self, url):
+ video_id = self._match_id(url)
+ return self.url_result(
+ self._create_slideslive_url(None, video_id, url), SlidesLiveIE, video_id)
+
+
+class VideoKenPlaylistIE(VideoKenBaseIE):
+ _VALID_URL = VideoKenBaseIE._BASE_URL_RE + r'(?:category/\d+/)?playlist/(?P<id>\d+)'
+ _TESTS = [{
+ 'url': 'https://videos.icts.res.in/category/1822/playlist/381',
+ 'playlist_mincount': 117,
+ 'info_dict': {
+ 'id': '381',
+ 'title': 'Cosmology - The Next Decade',
+ },
+ }]
+
+ def _real_extract(self, url):
+ hostname, playlist_id = self._match_valid_url(url).group('host', 'id')
+ org_id, _ = self._get_org_id_and_api_key(self._ORGANIZATIONS[hostname], playlist_id)
+ videos = self._download_json(
+ f'https://analytics.videoken.com/api/{org_id}/playlistitems/{playlist_id}/',
+ playlist_id, headers={'Accept': 'application/json'}, note='Downloading API JSON')
+ return self.playlist_result(self._extract_videos(videos, url), playlist_id, videos.get('title'))
+
+
+class VideoKenCategoryIE(VideoKenBaseIE):
+ _VALID_URL = VideoKenBaseIE._BASE_URL_RE + r'category/(?P<id>\d+)/?(?:$|[?#])'
+ _TESTS = [{
+ 'url': 'https://videos.icts.res.in/category/1822/',
+ 'playlist_mincount': 500,
+ 'info_dict': {
+ 'id': '1822',
+ 'title': 'Programs',
+ },
+ }, {
+ 'url': 'https://videos.neurips.cc/category/350/',
+ 'playlist_mincount': 34,
+ 'info_dict': {
+ 'id': '350',
+ 'title': 'NeurIPS 2018',
+ },
+ }, {
+ 'url': 'https://videos.cncf.io/category/479/',
+ 'playlist_mincount': 328,
+ 'info_dict': {
+ 'id': '479',
+ 'title': 'KubeCon + CloudNativeCon Europe\'19',
+ },
+ }]
+
+ def _get_category_page(self, category_id, org_id, page=1, note=None):
+ return self._download_json(
+ f'https://analytics.videoken.com/api/videolake/{org_id}/category_videos', category_id,
+ fatal=False, note=note if note else f'Downloading category page {page}',
+ query={
+ 'category_id': category_id,
+ 'page_number': page,
+ 'length': self._PAGE_SIZE,
+ }, headers={'Accept': 'application/json'}) or {}
+
+ def _entries(self, category_id, org_id, url, page):
+ videos = self._get_category_page(category_id, org_id, page + 1)
+ yield from self._extract_videos(videos, url)
+
+ def _real_extract(self, url):
+ hostname, category_id = self._match_valid_url(url).group('host', 'id')
+ org_id, _ = self._get_org_id_and_api_key(self._ORGANIZATIONS[hostname], category_id)
+ category_info = self._get_category_page(category_id, org_id, note='Downloading category info')
+ category = category_info['category_name']
+ total_pages = math.ceil(int(category_info['recordsTotal']) / self._PAGE_SIZE)
+ return self.playlist_result(InAdvancePagedList(
+ functools.partial(self._entries, category_id, org_id, url),
+ total_pages, self._PAGE_SIZE), category_id, category)
+
+
+class VideoKenTopicIE(VideoKenBaseIE):
+ _VALID_URL = VideoKenBaseIE._BASE_URL_RE + r'topic/(?P<id>[^/#?]+)/?(?:$|[?#])'
+ _TESTS = [{
+ 'url': 'https://videos.neurips.cc/topic/machine%20learning/',
+ 'playlist_mincount': 500,
+ 'info_dict': {
+ 'id': 'machine_learning',
+ 'title': 'machine learning',
+ },
+ }, {
+ 'url': 'https://videos.icts.res.in/topic/gravitational%20waves/',
+ 'playlist_mincount': 77,
+ 'info_dict': {
+ 'id': 'gravitational_waves',
+ 'title': 'gravitational waves'
+ },
+ }, {
+ 'url': 'https://videos.cncf.io/topic/prometheus/',
+ 'playlist_mincount': 134,
+ 'info_dict': {
+ 'id': 'prometheus',
+ 'title': 'prometheus',
+ },
+ }]
+
+ def _get_topic_page(self, topic, org_id, search_id, api_key, page=1, note=None):
+ return self._download_json(
+ 'https://es.videoken.com/api/v1.0/get_results', topic, fatal=False, query={
+ 'orgid': org_id,
+ 'size': self._PAGE_SIZE,
+ 'query': topic,
+ 'page': page,
+ 'sort': 'upload_desc',
+ 'filter': 'all',
+ 'token': api_key,
+ 'is_topic': 'true',
+ 'category': '',
+ 'searchid': search_id,
+ }, headers={'Accept': 'application/json'},
+ note=note if note else f'Downloading topic page {page}') or {}
+
+ def _entries(self, topic, org_id, search_id, api_key, url, page):
+ videos = self._get_topic_page(topic, org_id, search_id, api_key, page + 1)
+ yield from self._extract_videos(videos, url)
+
+ def _real_extract(self, url):
+ hostname, topic_id = self._match_valid_url(url).group('host', 'id')
+ topic = urllib.parse.unquote(topic_id)
+ topic_id = topic.replace(' ', '_')
+ org_id, api_key = self._get_org_id_and_api_key(self._ORGANIZATIONS[hostname], topic)
+ search_id = base64.b64encode(f':{topic}:{int(time.time())}:transient'.encode()).decode()
+ total_pages = int_or_none(self._get_topic_page(
+ topic, org_id, search_id, api_key, note='Downloading topic info')['total_no_of_pages'])
+ return self.playlist_result(InAdvancePagedList(
+ functools.partial(self._entries, topic, org_id, search_id, api_key, url),
+ total_pages, self._PAGE_SIZE), topic_id, topic)
projects / yt-dlp.git / commitdiff
