[twitcasting] Refactor extractor (#2310)

Co-authored-by: Ashish Gupta <39122144+Ashish0804@users.noreply.github.com>
Co-authored-by: pukkandan <pukkandan.ytdlp@gmail.com>

Authored by: Lesmiscore
This commit is contained in:
Lesmiscore (The Hatsune Daishi) 2022-01-13 20:47:33 +09:00 committed by GitHub
parent 3b603dbdf1
commit a4a426023d
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23

View File

@ -8,6 +8,7 @@
from ..downloader.websocket import has_websockets
from ..utils import (
clean_html,
ExtractorError,
float_or_none,
get_element_by_class,
get_element_by_id,
@ -19,12 +20,15 @@
unified_timestamp,
urlencode_postdata,
urljoin,
ExtractorError,
)
class TwitCastingIE(InfoExtractor):
_VALID_URL = r'https?://(?:[^/]+\.)?twitcasting\.tv/(?P<uploader_id>[^/]+)/(?:movie|twplayer)/(?P<id>\d+)'
_M3U8_HEADERS = {
'Origin': 'https://twitcasting.tv',
'Referer': 'https://twitcasting.tv/',
}
_TESTS = [{
'url': 'https://twitcasting.tv/ivetesangalo/movie/2357609',
'md5': '745243cad58c4681dc752490f7540d7f',
@ -61,6 +65,16 @@ class TwitCastingIE(InfoExtractor):
'skip_download': True,
'videopassword': 'abc',
},
}, {
'note': 'archive is split in 2 parts',
'url': 'https://twitcasting.tv/loft_heaven/movie/685979292',
'info_dict': {
'id': '685979292',
'ext': 'mp4',
'title': '南波一海のhear_here “ナタリー望月哲さんに聞く編集と「渋谷系狂騒曲」”',
'duration': 6964.599334,
},
'playlist_mincount': 2,
}]
def _real_extract(self, url):
@ -79,32 +93,69 @@ def _real_extract(self, url):
title = (clean_html(get_element_by_id('movietitle', webpage))
or self._html_search_meta(['og:title', 'twitter:title'], webpage, fatal=True))
video_js_data = {}
m3u8_url = self._search_regex(
r'data-movie-url=(["\'])(?P<url>(?:(?!\1).)+)\1',
webpage, 'm3u8 url', group='url', default=None)
if not m3u8_url:
video_js_data = self._parse_json(self._search_regex(
r'data-movie-playlist=(["\'])(?P<url>(?:(?!\1).)+)',
webpage, 'movie playlist', group='url', default='[{}]'), video_id)
if isinstance(video_js_data, dict):
video_js_data = list(video_js_data.values())[0]
video_js_data = video_js_data[0]
m3u8_url = try_get(video_js_data, lambda x: x['source']['url'])
video_js_data = try_get(
webpage,
lambda x: self._parse_json(self._search_regex(
r'data-movie-playlist=\'([^\']+?)\'',
x, 'movie playlist', default=None), video_id)['2'], list)
thumbnail = traverse_obj(video_js_data, (0, 'thumbnailUrl')) or self._og_search_thumbnail(webpage)
description = clean_html(get_element_by_id(
'authorcomment', webpage)) or self._html_search_meta(
['description', 'og:description', 'twitter:description'], webpage)
duration = (try_get(video_js_data, lambda x: sum(float_or_none(y.get('duration')) for y in x) / 1000)
or parse_duration(clean_html(get_element_by_class('tw-player-duration-time', webpage))))
view_count = str_to_int(self._search_regex(
(r'Total\s*:\s*([\d,]+)\s*Views', r'総視聴者\s*:\s*([\d,]+)\s*</'), webpage, 'views', None))
timestamp = unified_timestamp(self._search_regex(
r'data-toggle="true"[^>]+datetime="([^"]+)"',
webpage, 'datetime', None))
stream_server_data = self._download_json(
'https://twitcasting.tv/streamserver.php?target=%s&mode=client' % uploader_id, video_id,
'Downloading live info', fatal=False)
is_live = 'data-status="online"' in webpage
if not traverse_obj(stream_server_data, 'llfmp4') and is_live:
self.raise_login_required(method='cookies')
formats = []
if is_live and not m3u8_url:
m3u8_url = 'https://twitcasting.tv/%s/metastream.m3u8' % uploader_id
if is_live and has_websockets and stream_server_data:
base_dict = {
'title': title,
'description': description,
'thumbnail': thumbnail,
'timestamp': timestamp,
'uploader_id': uploader_id,
'duration': duration,
'view_count': view_count,
'is_live': is_live,
}
def find_dmu(x):
data_movie_url = self._search_regex(
r'data-movie-url=(["\'])(?P<url>(?:(?!\1).)+)\1',
x, 'm3u8 url', group='url', default=None)
if data_movie_url:
return [data_movie_url]
m3u8_urls = (try_get(webpage, find_dmu, list)
or traverse_obj(video_js_data, (..., 'source', 'url'))
or ([f'https://twitcasting.tv/{uploader_id}/metastream.m3u8'] if is_live else None))
if not m3u8_urls:
raise ExtractorError('Failed to get m3u8 playlist')
if is_live:
m3u8_url = m3u8_urls[0]
formats = self._extract_m3u8_formats(
m3u8_url, video_id, ext='mp4', m3u8_id='hls',
live=True, headers=self._M3U8_HEADERS)
formats.extend(self._extract_m3u8_formats(
m3u8_url, video_id, ext='mp4', m3u8_id='source',
live=True, query={'mode': 'source'},
note='Downloading source quality m3u8',
headers=self._M3U8_HEADERS, fatal=False))
if has_websockets:
qq = qualities(['base', 'mobilesource', 'main'])
streams = traverse_obj(stream_server_data, ('llfmp4', 'streams')) or {}
for mode, ws_url in streams.items():
@ -113,38 +164,34 @@ def _real_extract(self, url):
'format_id': 'ws-%s' % mode,
'ext': 'mp4',
'quality': qq(mode),
'protocol': 'websocket_frag', # TwitCasting simply sends moof atom directly over WS
# TwitCasting simply sends moof atom directly over WS
'protocol': 'websocket_frag',
})
thumbnail = video_js_data.get('thumbnailUrl') or self._og_search_thumbnail(webpage)
description = clean_html(get_element_by_id(
'authorcomment', webpage)) or self._html_search_meta(
['description', 'og:description', 'twitter:description'], webpage)
duration = float_or_none(video_js_data.get(
'duration'), 1000) or parse_duration(clean_html(
get_element_by_class('tw-player-duration-time', webpage)))
view_count = str_to_int(self._search_regex(
r'Total\s*:\s*([\d,]+)\s*Views', webpage, 'views', None))
timestamp = unified_timestamp(self._search_regex(
r'data-toggle="true"[^>]+datetime="([^"]+)"',
webpage, 'datetime', None))
if m3u8_url:
formats.extend(self._extract_m3u8_formats(
m3u8_url, video_id, 'mp4', 'm3u8_native', m3u8_id='hls', live=is_live))
self._sort_formats(formats)
infodict = {
'formats': formats
}
else:
infodict = {
'_type': 'multi_video',
'entries': [{
'id': f'{video_id}-{num}',
'url': m3u8_url,
'ext': 'mp4',
# Requesting the manifests here will cause download to fail.
# So use ffmpeg instead. See: https://github.com/yt-dlp/yt-dlp/issues/382
'protocol': 'm3u8',
'http_headers': self._M3U8_HEADERS,
**base_dict,
} for (num, m3u8_url) in enumerate(m3u8_urls)],
}
return {
'id': video_id,
'title': title,
'description': description,
'thumbnail': thumbnail,
'timestamp': timestamp,
'uploader_id': uploader_id,
'duration': duration,
'view_count': view_count,
'formats': formats,
'is_live': is_live,
**base_dict,
**infodict,
}