yt-dlp/yt_dlp/extractor/callin.py
foghawk 97a6b117d9
[callin] Add extractor (#2000)
Authored by: foghawk
2022-01-07 15:49:15 +05:30

115 lines
5.0 KiB
Python

# coding: utf-8
from .common import InfoExtractor
from ..utils import (
traverse_obj,
float_or_none,
int_or_none
)
class CallinIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?callin\.com/(episode)/(?P<id>[-a-zA-Z]+)'
_TESTS = [{
'url': 'https://www.callin.com/episode/the-title-ix-regime-and-the-long-march-through-EBfXYSrsjc',
'info_dict': {
'id': '218b979630a35ead12c6fd096f2996c56c37e4d0dc1f6dc0feada32dcf7b31cd',
'title': 'The Title IX Regime and the Long March Through and Beyond the Institutions',
'ext': 'ts',
'display_id': 'the-title-ix-regime-and-the-long-march-through-EBfXYSrsjc',
'thumbnail': 're:https://.+\\.png',
'description': 'First episode',
'uploader': 'Wesley Yang',
'timestamp': 1639404128.65,
'upload_date': '20211213',
'uploader_id': 'wesyang',
'uploader_url': 'http://wesleyyang.substack.com',
'channel': 'Conversations in Year Zero',
'channel_id': '436d1f82ddeb30cd2306ea9156044d8d2cfdc3f1f1552d245117a42173e78553',
'channel_url': 'https://callin.com/show/conversations-in-year-zero-oJNllRFSfx',
'duration': 9951.936,
'view_count': int,
'categories': ['News & Politics', 'History', 'Technology'],
'cast': ['Wesley Yang', 'KC Johnson', 'Gabi Abramovich'],
'series': 'Conversations in Year Zero',
'series_id': '436d1f82ddeb30cd2306ea9156044d8d2cfdc3f1f1552d245117a42173e78553',
'episode': 'The Title IX Regime and the Long March Through and Beyond the Institutions',
'episode_number': 1,
'episode_id': '218b979630a35ead12c6fd096f2996c56c37e4d0dc1f6dc0feada32dcf7b31cd'
}
}]
def try_get_user_name(self, d):
names = [d.get(n) for n in ('first', 'last')]
if None in names:
return next((n for n in names if n), default=None)
return ' '.join(names)
def _real_extract(self, url):
display_id = self._match_id(url)
webpage = self._download_webpage(url, display_id)
next_data = self._search_nextjs_data(webpage, display_id)
episode = next_data['props']['pageProps']['episode']
id = episode['id']
title = (episode.get('title')
or self._og_search_title(webpage, fatal=False)
or self._html_search_regex('<title>(.*?)</title>', webpage, 'title'))
url = episode['m3u8']
formats = self._extract_m3u8_formats(url, display_id, ext='ts')
self._sort_formats(formats)
show = traverse_obj(episode, ('show', 'title'))
show_id = traverse_obj(episode, ('show', 'id'))
show_json = None
app_slug = (self._html_search_regex(
'<script\\s+src=["\']/_next/static/([-_a-zA-Z0-9]+)/_',
webpage, 'app slug', fatal=False) or next_data.get('buildId'))
show_slug = traverse_obj(episode, ('show', 'linkObj', 'resourceUrl'))
if app_slug and show_slug and '/' in show_slug:
show_slug = show_slug.rsplit('/', 1)[1]
show_json_url = f'https://www.callin.com/_next/data/{app_slug}/show/{show_slug}.json'
show_json = self._download_json(show_json_url, display_id, fatal=False)
host = (traverse_obj(show_json, ('pageProps', 'show', 'hosts', 0))
or traverse_obj(episode, ('speakers', 0)))
host_nick = traverse_obj(host, ('linkObj', 'resourceUrl'))
host_nick = host_nick.rsplit('/', 1)[1] if (host_nick and '/' in host_nick) else None
cast = list(filter(None, [
self.try_get_user_name(u) for u in
traverse_obj(episode, (('speakers', 'callerTags'), ...)) or []
]))
episode_list = traverse_obj(show_json, ('pageProps', 'show', 'episodes')) or []
episode_number = next(
(len(episode_list) - i for (i, e) in enumerate(episode_list) if e.get('id') == id),
None)
return {
'id': id,
'display_id': display_id,
'title': title,
'formats': formats,
'thumbnail': traverse_obj(episode, ('show', 'photo')),
'description': episode.get('description'),
'uploader': self.try_get_user_name(host) if host else None,
'timestamp': episode.get('publishedAt'),
'uploader_id': host_nick,
'uploader_url': traverse_obj(show_json, ('pageProps', 'show', 'url')),
'channel': show,
'channel_id': show_id,
'channel_url': traverse_obj(episode, ('show', 'linkObj', 'resourceUrl')),
'duration': float_or_none(episode.get('runtime')),
'view_count': int_or_none(episode.get('plays')),
'categories': traverse_obj(episode, ('show', 'categorizations', ..., 'name')),
'cast': cast if cast else None,
'series': show,
'series_id': show_id,
'episode': title,
'episode_number': episode_number,
'episode_id': id
}