yt-dlp/yt_dlp/extractor/niconicochannelplus.py

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import functools
import json
from .common import InfoExtractor
from ..utils import (
ExtractorError,
OnDemandPagedList,
filter_dict,
int_or_none,
parse_qs,
str_or_none,
traverse_obj,
unified_timestamp,
url_or_none,
)
class NiconicoChannelPlusBaseIE(InfoExtractor):
_WEBPAGE_BASE_URL = 'https://nicochannel.jp'
def _call_api(self, path, item_id, *args, **kwargs):
return self._download_json(
f'https://nfc-api.nicochannel.jp/fc/{path}', video_id=item_id, *args, **kwargs)
def _find_fanclub_site_id(self, channel_name):
fanclub_list_json = self._call_api(
'content_providers/channels', item_id=f'channels/{channel_name}',
note='Fetching channel list', errnote='Unable to fetch channel list',
)['data']['content_providers']
fanclub_id = traverse_obj(fanclub_list_json, (
lambda _, v: v['domain'] == f'{self._WEBPAGE_BASE_URL}/{channel_name}', 'id'),
get_all=False)
if not fanclub_id:
raise ExtractorError(f'Channel {channel_name} does not exist', expected=True)
return fanclub_id
def _get_channel_base_info(self, fanclub_site_id):
return traverse_obj(self._call_api(
f'fanclub_sites/{fanclub_site_id}/page_base_info', item_id=f'fanclub_sites/{fanclub_site_id}',
note='Fetching channel base info', errnote='Unable to fetch channel base info', fatal=False,
), ('data', 'fanclub_site', {dict})) or {}
def _get_channel_user_info(self, fanclub_site_id):
return traverse_obj(self._call_api(
f'fanclub_sites/{fanclub_site_id}/user_info', item_id=f'fanclub_sites/{fanclub_site_id}',
note='Fetching channel user info', errnote='Unable to fetch channel user info', fatal=False,
data=json.dumps('null').encode('ascii'),
), ('data', 'fanclub_site', {dict})) or {}
class NiconicoChannelPlusIE(NiconicoChannelPlusBaseIE):
IE_NAME = 'NiconicoChannelPlus'
IE_DESC = 'ニコニコチャンネルプラス'
_VALID_URL = r'https?://nicochannel\.jp/(?P<channel>[\w.-]+)/(?:video|live)/(?P<code>sm\w+)'
_TESTS = [{
'url': 'https://nicochannel.jp/kaorin/video/smsDd8EdFLcVZk9yyAhD6H7H',
'info_dict': {
'id': 'smsDd8EdFLcVZk9yyAhD6H7H',
'title': '前田佳織里はニコ生がしたい!',
'ext': 'mp4',
'channel': '前田佳織里の世界攻略計画',
'channel_id': 'kaorin',
'channel_url': 'https://nicochannel.jp/kaorin',
'live_status': 'not_live',
'thumbnail': 'https://nicochannel.jp/public_html/contents/video_pages/74/thumbnail_path',
'description': '2021年11月に放送された\n「前田佳織里はニコ生がしたい!」アーカイブになります。',
'timestamp': 1641360276,
'duration': 4097,
'comment_count': int,
'view_count': int,
'tags': [],
'upload_date': '20220105',
},
'params': {
'skip_download': True,
},
}, {
# age limited video; test purpose channel.
'url': 'https://nicochannel.jp/testman/video/smDXbcrtyPNxLx9jc4BW69Ve',
'info_dict': {
'id': 'smDXbcrtyPNxLx9jc4BW69Ve',
'title': 'test oshiro',
'ext': 'mp4',
'channel': '本番チャンネルプラステストマン',
'channel_id': 'testman',
'channel_url': 'https://nicochannel.jp/testman',
'age_limit': 18,
'live_status': 'was_live',
'timestamp': 1666344616,
'duration': 86465,
'comment_count': int,
'view_count': int,
'tags': [],
'upload_date': '20221021',
},
'params': {
'skip_download': True,
},
}]
def _real_extract(self, url):
content_code, channel_id = self._match_valid_url(url).group('code', 'channel')
fanclub_site_id = self._find_fanclub_site_id(channel_id)
data_json = self._call_api(
f'video_pages/{content_code}', item_id=content_code, headers={'fc_use_device': 'null'},
note='Fetching video page info', errnote='Unable to fetch video page info',
)['data']['video_page']
live_status, session_id = self._get_live_status_and_session_id(content_code, data_json)
release_timestamp_str = data_json.get('live_scheduled_start_at')
formats = []
if live_status == 'is_upcoming':
if release_timestamp_str:
msg = f'This live event will begin at {release_timestamp_str} UTC'
else:
msg = 'This event has not started yet'
self.raise_no_formats(msg, expected=True, video_id=content_code)
else:
formats = self._extract_m3u8_formats(
# "authenticated_url" is a format string that contains "{session_id}".
m3u8_url=data_json['video_stream']['authenticated_url'].format(session_id=session_id),
video_id=content_code)
return {
'id': content_code,
'formats': formats,
'_format_sort_fields': ('tbr', 'vcodec', 'acodec'),
'channel': self._get_channel_base_info(fanclub_site_id).get('fanclub_site_name'),
'channel_id': channel_id,
'channel_url': f'{self._WEBPAGE_BASE_URL}/{channel_id}',
'age_limit': traverse_obj(self._get_channel_user_info(fanclub_site_id), ('content_provider', 'age_limit')),
'live_status': live_status,
'release_timestamp': unified_timestamp(release_timestamp_str),
**traverse_obj(data_json, {
'title': ('title', {str}),
'thumbnail': ('thumbnail_url', {url_or_none}),
'description': ('description', {str}),
'timestamp': ('released_at', {unified_timestamp}),
'duration': ('active_video_filename', 'length', {int_or_none}),
'comment_count': ('video_aggregate_info', 'number_of_comments', {int_or_none}),
'view_count': ('video_aggregate_info', 'total_views', {int_or_none}),
'tags': ('video_tags', ..., 'tag', {str}),
}),
'__post_extractor': self.extract_comments(
content_code=content_code,
comment_group_id=traverse_obj(data_json, ('video_comment_setting', 'comment_group_id'))),
}
def _get_comments(self, content_code, comment_group_id):
item_id = f'{content_code}/comments'
if not comment_group_id:
return None
comment_access_token = self._call_api(
f'video_pages/{content_code}/comments_user_token', item_id,
note='Getting comment token', errnote='Unable to get comment token',
)['data']['access_token']
comment_list = self._download_json(
'https://comm-api.sheeta.com/messages.history', video_id=item_id,
note='Fetching comments', errnote='Unable to fetch comments',
headers={'Content-Type': 'application/json'},
query={
'sort_direction': 'asc',
'limit': int_or_none(self._configuration_arg('max_comments', [''])[0]) or 120,
},
data=json.dumps({
'token': comment_access_token,
'group_id': comment_group_id,
}).encode('ascii'))
for comment in traverse_obj(comment_list, ...):
yield traverse_obj(comment, {
'author': ('nickname', {str}),
'author_id': ('sender_id', {str_or_none}),
'id': ('id', {str_or_none}),
'text': ('message', {str}),
'timestamp': (('updated_at', 'sent_at', 'created_at'), {unified_timestamp}),
'author_is_uploader': ('sender_id', {lambda x: x == '-1'}),
}, get_all=False)
def _get_live_status_and_session_id(self, content_code, data_json):
video_type = data_json.get('type')
live_finished_at = data_json.get('live_finished_at')
payload = {}
if video_type == 'vod':
if live_finished_at:
live_status = 'was_live'
else:
live_status = 'not_live'
elif video_type == 'live':
if not data_json.get('live_started_at'):
return 'is_upcoming', ''
if not live_finished_at:
live_status = 'is_live'
else:
live_status = 'was_live'
payload = {'broadcast_type': 'dvr'}
video_allow_dvr_flg = traverse_obj(data_json, ('video', 'allow_dvr_flg'))
video_convert_to_vod_flg = traverse_obj(data_json, ('video', 'convert_to_vod_flg'))
self.write_debug(f'allow_dvr_flg = {video_allow_dvr_flg}, convert_to_vod_flg = {video_convert_to_vod_flg}.')
if not (video_allow_dvr_flg and video_convert_to_vod_flg):
raise ExtractorError(
'Live was ended, there is no video for download.', video_id=content_code, expected=True)
else:
raise ExtractorError(f'Unknown type: {video_type}', video_id=content_code, expected=False)
self.write_debug(f'{content_code}: video_type={video_type}, live_status={live_status}')
session_id = self._call_api(
f'video_pages/{content_code}/session_ids', item_id=f'{content_code}/session',
data=json.dumps(payload).encode('ascii'), headers={
'Content-Type': 'application/json',
'fc_use_device': 'null',
'origin': 'https://nicochannel.jp',
},
note='Getting session id', errnote='Unable to get session id',
)['data']['session_id']
return live_status, session_id
class NiconicoChannelPlusChannelBaseIE(NiconicoChannelPlusBaseIE):
_PAGE_SIZE = 12
def _fetch_paged_channel_video_list(self, path, query, channel_name, item_id, page):
response = self._call_api(
path, item_id, query={
**query,
'page': (page + 1),
'per_page': self._PAGE_SIZE,
},
headers={'fc_use_device': 'null'},
note=f'Getting channel info (page {page + 1})',
errnote=f'Unable to get channel info (page {page + 1})')
for content_code in traverse_obj(response, ('data', 'video_pages', 'list', ..., 'content_code')):
# "video/{content_code}" works for both VOD and live, but "live/{content_code}" doesn't work for VOD
yield self.url_result(
f'{self._WEBPAGE_BASE_URL}/{channel_name}/video/{content_code}', NiconicoChannelPlusIE)
class NiconicoChannelPlusChannelVideosIE(NiconicoChannelPlusChannelBaseIE):
IE_NAME = 'NiconicoChannelPlus:channel:videos'
IE_DESC = 'ニコニコチャンネルプラス - チャンネル - 動画リスト. nicochannel.jp/channel/videos'
_VALID_URL = r'https?://nicochannel\.jp/(?P<id>[a-z\d\._-]+)/videos(?:\?.*)?'
_TESTS = [{
# query: None
'url': 'https://nicochannel.jp/testman/videos',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 18,
}, {
# query: None
'url': 'https://nicochannel.jp/testtarou/videos',
'info_dict': {
'id': 'testtarou-videos',
'title': 'チャンネルプラステスト太郎-videos',
},
'playlist_mincount': 2,
}, {
# query: None
'url': 'https://nicochannel.jp/testjirou/videos',
'info_dict': {
'id': 'testjirou-videos',
'title': 'チャンネルプラステスト二郎-videos',
},
'playlist_mincount': 12,
}, {
# query: tag
'url': 'https://nicochannel.jp/testman/videos?tag=%E6%A4%9C%E8%A8%BC%E7%94%A8',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 6,
}, {
# query: vodType
'url': 'https://nicochannel.jp/testman/videos?vodType=1',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 18,
}, {
# query: sort
'url': 'https://nicochannel.jp/testman/videos?sort=-released_at',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 18,
}, {
# query: tag, vodType
'url': 'https://nicochannel.jp/testman/videos?tag=%E6%A4%9C%E8%A8%BC%E7%94%A8&vodType=1',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 6,
}, {
# query: tag, sort
'url': 'https://nicochannel.jp/testman/videos?tag=%E6%A4%9C%E8%A8%BC%E7%94%A8&sort=-released_at',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 6,
}, {
# query: vodType, sort
'url': 'https://nicochannel.jp/testman/videos?vodType=1&sort=-released_at',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 18,
}, {
# query: tag, vodType, sort
'url': 'https://nicochannel.jp/testman/videos?tag=%E6%A4%9C%E8%A8%BC%E7%94%A8&vodType=1&sort=-released_at',
'info_dict': {
'id': 'testman-videos',
'title': '本番チャンネルプラステストマン-videos',
},
'playlist_mincount': 6,
}]
def _real_extract(self, url):
"""
API parameters:
sort:
-released_at 公開日が新しい順 (newest to oldest)
released_at 公開日が古い順 (oldest to newest)
-number_of_vod_views 再生数が多い順 (most play count)
number_of_vod_views コメントが多い順 (most comments)
vod_type (is "vodType" in "url"):
0 すべて (all)
1 会員限定 (members only)
2 一部無料 (partially free)
3 レンタル (rental)
4 生放送アーカイブ (live archives)
5 アップロード動画 (uploaded videos)
"""
channel_id = self._match_id(url)
fanclub_site_id = self._find_fanclub_site_id(channel_id)
channel_name = self._get_channel_base_info(fanclub_site_id).get('fanclub_site_name')
qs = parse_qs(url)
return self.playlist_result(
OnDemandPagedList(
functools.partial(
self._fetch_paged_channel_video_list, f'fanclub_sites/{fanclub_site_id}/video_pages',
filter_dict({
'tag': traverse_obj(qs, ('tag', 0)),
'sort': traverse_obj(qs, ('sort', 0), default='-released_at'),
'vod_type': traverse_obj(qs, ('vodType', 0), default='0'),
}),
channel_id, f'{channel_id}/videos'),
self._PAGE_SIZE),
playlist_id=f'{channel_id}-videos', playlist_title=f'{channel_name}-videos')
class NiconicoChannelPlusChannelLivesIE(NiconicoChannelPlusChannelBaseIE):
IE_NAME = 'NiconicoChannelPlus:channel:lives'
IE_DESC = 'ニコニコチャンネルプラス - チャンネル - ライブリスト. nicochannel.jp/channel/lives'
_VALID_URL = r'https?://nicochannel\.jp/(?P<id>[a-z\d\._-]+)/lives'
_TESTS = [{
'url': 'https://nicochannel.jp/testman/lives',
'info_dict': {
'id': 'testman-lives',
'title': '本番チャンネルプラステストマン-lives',
},
'playlist_mincount': 18,
}, {
'url': 'https://nicochannel.jp/testtarou/lives',
'info_dict': {
'id': 'testtarou-lives',
'title': 'チャンネルプラステスト太郎-lives',
},
'playlist_mincount': 2,
}, {
'url': 'https://nicochannel.jp/testjirou/lives',
'info_dict': {
'id': 'testjirou-lives',
'title': 'チャンネルプラステスト二郎-lives',
},
'playlist_mincount': 6,
}]
def _real_extract(self, url):
"""
API parameters:
live_type:
1 放送中 (on air)
2 放送予定 (scheduled live streams, oldest to newest)
3 過去の放送 - すべて (all ended live streams, newest to oldest)
4 過去の放送 - 生放送アーカイブ (all archives for live streams, oldest to newest)
We use "4" instead of "3" because some recently ended live streams could not be downloaded.
"""
channel_id = self._match_id(url)
fanclub_site_id = self._find_fanclub_site_id(channel_id)
channel_name = self._get_channel_base_info(fanclub_site_id).get('fanclub_site_name')
return self.playlist_result(
OnDemandPagedList(
functools.partial(
self._fetch_paged_channel_video_list, f'fanclub_sites/{fanclub_site_id}/live_pages',
{
'live_type': 4,
},
channel_id, f'{channel_id}/lives'),
self._PAGE_SIZE),
playlist_id=f'{channel_id}-lives', playlist_title=f'{channel_name}-lives')