yt-dlp/yt_dlp/extractor/douyutv.py
c-basalt 21f40e75df
[ie/douyutv] Fix extractors (#7652)
Closes #2494, Closes #7295
Authored by: c-basalt
2023-09-21 17:34:35 +00:00

306 lines
12 KiB
Python
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

import time
import hashlib
import urllib
import uuid
from .common import InfoExtractor
from .openload import PhantomJSwrapper
from ..utils import (
ExtractorError,
UserNotLive,
determine_ext,
int_or_none,
js_to_json,
parse_resolution,
str_or_none,
traverse_obj,
unescapeHTML,
url_or_none,
urlencode_postdata,
urljoin,
)
class DouyuBaseIE(InfoExtractor):
def _download_cryptojs_md5(self, video_id):
for url in [
'https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.2/rollups/md5.js',
'https://cdn.bootcdn.net/ajax/libs/crypto-js/3.1.2/rollups/md5.js',
]:
js_code = self._download_webpage(
url, video_id, note='Downloading signing dependency', fatal=False)
if js_code:
self.cache.store('douyu', 'crypto-js-md5', js_code)
return js_code
raise ExtractorError('Unable to download JS dependency (crypto-js/md5)')
def _get_cryptojs_md5(self, video_id):
return self.cache.load('douyu', 'crypto-js-md5') or self._download_cryptojs_md5(video_id)
def _calc_sign(self, sign_func, video_id, a):
b = uuid.uuid4().hex
c = round(time.time())
js_script = f'{self._get_cryptojs_md5(video_id)};{sign_func};console.log(ub98484234("{a}","{b}","{c}"))'
phantom = PhantomJSwrapper(self)
result = phantom.execute(js_script, video_id,
note='Executing JS signing script').strip()
return {i: v[0] for i, v in urllib.parse.parse_qs(result).items()}
def _search_js_sign_func(self, webpage, fatal=True):
# The greedy look-behind ensures last possible script tag is matched
return self._search_regex(
r'(?:<script.*)?<script[^>]*>(.*?ub98484234.*?)</script>', webpage, 'JS sign func', fatal=fatal)
class DouyuTVIE(DouyuBaseIE):
IE_DESC = '斗鱼直播'
_VALID_URL = r'https?://(?:www\.)?douyu(?:tv)?\.com/(topic/\w+\?rid=|(?:[^/]+/))*(?P<id>[A-Za-z0-9]+)'
_TESTS = [{
'url': 'https://www.douyu.com/pigff',
'info_dict': {
'id': '24422',
'display_id': 'pigff',
'ext': 'mp4',
'title': 're:^【PIGFF】.* [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
'description': r'≥15级牌子看鱼吧置顶帖进粉丝vx群',
'thumbnail': str,
'uploader': 'pigff',
'is_live': True,
'live_status': 'is_live',
},
'params': {
'skip_download': True,
},
}, {
'url': 'http://www.douyutv.com/85982',
'info_dict': {
'id': '85982',
'display_id': '85982',
'ext': 'flv',
'title': 're:^小漠从零单排记——CSOL2躲猫猫 [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
'description': 'md5:746a2f7a253966a06755a912f0acc0d2',
'thumbnail': r're:^https?://.*\.png',
'uploader': 'douyu小漠',
'is_live': True,
},
'params': {
'skip_download': True,
},
'skip': 'Room not found',
}, {
'url': 'http://www.douyutv.com/17732',
'info_dict': {
'id': '17732',
'display_id': '17732',
'ext': 'flv',
'title': 're:^清晨醒脑!根本停不下来! [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
'description': r're:.*m7show@163\.com.*',
'thumbnail': r're:^https?://.*\.png',
'uploader': '7师傅',
'is_live': True,
},
'params': {
'skip_download': True,
},
}, {
'url': 'https://www.douyu.com/topic/ydxc?rid=6560603',
'info_dict': {
'id': '6560603',
'display_id': '6560603',
'ext': 'flv',
'title': 're:^阿余:新年快乐恭喜发财! [0-9]{4}-[0-9]{2}-[0-9]{2} [0-9]{2}:[0-9]{2}$',
'description': 're:.*直播时间.*',
'thumbnail': r're:^https?://.*\.png',
'uploader': '阿涛皎月Carry',
'live_status': 'is_live',
},
'params': {
'skip_download': True,
},
}, {
'url': 'http://www.douyu.com/xiaocang',
'only_matching': True,
}, {
# \"room_id\"
'url': 'http://www.douyu.com/t/lpl',
'only_matching': True,
}]
def _get_sign_func(self, room_id, video_id):
return self._download_json(
f'https://www.douyu.com/swf_api/homeH5Enc?rids={room_id}', video_id,
note='Getting signing script')['data'][f'room{room_id}']
def _extract_stream_formats(self, stream_formats):
formats = []
for stream_info in traverse_obj(stream_formats, (..., 'data')):
stream_url = urljoin(
traverse_obj(stream_info, 'rtmp_url'), traverse_obj(stream_info, 'rtmp_live'))
if stream_url:
rate_id = traverse_obj(stream_info, ('rate', {int_or_none}))
rate_info = traverse_obj(stream_info, ('multirates', lambda _, v: v['rate'] == rate_id), get_all=False)
ext = determine_ext(stream_url)
formats.append({
'url': stream_url,
'format_id': str_or_none(rate_id),
'ext': 'mp4' if ext == 'm3u8' else ext,
'protocol': 'm3u8_native' if ext == 'm3u8' else 'https',
'quality': rate_id % -10000 if rate_id is not None else None,
**traverse_obj(rate_info, {
'format': ('name', {str_or_none}),
'tbr': ('bit', {int_or_none}),
}),
})
return formats
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
room_id = self._search_regex(r'\$ROOM\.room_id\s*=\s*(\d+)', webpage, 'room id')
if self._search_regex(r'"videoLoop"\s*:\s*(\d+)', webpage, 'loop', default='') == '1':
raise UserNotLive('The channel is auto-playing VODs', video_id=video_id)
if self._search_regex(r'\$ROOM\.show_status\s*=\s*(\d+)', webpage, 'status', default='') == '2':
raise UserNotLive(video_id=video_id)
# Grab metadata from API
params = {
'aid': 'wp',
'client_sys': 'wp',
'time': int(time.time()),
}
params['auth'] = hashlib.md5(
f'room/{room_id}?{urllib.parse.urlencode(params)}zNzMV1y4EMxOHS6I5WKm'.encode()).hexdigest()
room = traverse_obj(self._download_json(
f'http://www.douyutv.com/api/v1/room/{room_id}', video_id,
note='Downloading room info', query=params, fatal=False), 'data')
# 1 = live, 2 = offline
if traverse_obj(room, 'show_status') == '2':
raise UserNotLive(video_id=video_id)
js_sign_func = self._search_js_sign_func(webpage, fatal=False) or self._get_sign_func(room_id, video_id)
form_data = {
'rate': 0,
**self._calc_sign(js_sign_func, video_id, room_id),
}
stream_formats = [self._download_json(
f'https://www.douyu.com/lapi/live/getH5Play/{room_id}',
video_id, note="Downloading livestream format",
data=urlencode_postdata(form_data))]
for rate_id in traverse_obj(stream_formats[0], ('data', 'multirates', ..., 'rate')):
if rate_id != traverse_obj(stream_formats[0], ('data', 'rate')):
form_data['rate'] = rate_id
stream_formats.append(self._download_json(
f'https://www.douyu.com/lapi/live/getH5Play/{room_id}',
video_id, note=f'Downloading livestream format {rate_id}',
data=urlencode_postdata(form_data)))
return {
'id': room_id,
'formats': self._extract_stream_formats(stream_formats),
'is_live': True,
**traverse_obj(room, {
'display_id': ('url', {str}, {lambda i: i[1:]}),
'title': ('room_name', {unescapeHTML}),
'description': ('show_details', {str}),
'uploader': ('nickname', {str}),
'thumbnail': ('room_src', {url_or_none}),
})
}
class DouyuShowIE(DouyuBaseIE):
_VALID_URL = r'https?://v(?:mobile)?\.douyu\.com/show/(?P<id>[0-9a-zA-Z]+)'
_TESTS = [{
'url': 'https://v.douyu.com/show/mPyq7oVNe5Yv1gLY',
'info_dict': {
'id': 'mPyq7oVNe5Yv1gLY',
'ext': 'mp4',
'title': '四川人小时候的味道“蒜苗回锅肉”,传统菜不能丢,要常做来吃',
'duration': 633,
'thumbnail': str,
'uploader': '美食作家王刚V',
'uploader_id': 'OVAO4NVx1m7Q',
'timestamp': 1661850002,
'upload_date': '20220830',
'view_count': int,
'tags': ['美食', '美食综合'],
},
}, {
'url': 'https://vmobile.douyu.com/show/rjNBdvnVXNzvE2yw',
'only_matching': True,
}]
_FORMATS = {
'super': '原画',
'high': '超清',
'normal': '高清',
}
_QUALITIES = {
'super': -1,
'high': -2,
'normal': -3,
}
_RESOLUTIONS = {
'super': '1920x1080',
'high': '1280x720',
'normal': '852x480',
}
def _real_extract(self, url):
url = url.replace('vmobile.', 'v.')
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
video_info = self._search_json(
r'<script>\s*window\.\$DATA\s*=', webpage,
'video info', video_id, transform_source=js_to_json)
js_sign_func = self._search_js_sign_func(webpage)
form_data = {
'vid': video_id,
**self._calc_sign(js_sign_func, video_id, video_info['ROOM']['point_id']),
}
url_info = self._download_json(
'https://v.douyu.com/api/stream/getStreamUrl', video_id,
data=urlencode_postdata(form_data), note="Downloading video formats")
formats = []
for name, url in traverse_obj(url_info, ('data', 'thumb_video', {dict.items}, ...)):
video_url = traverse_obj(url, ('url', {url_or_none}))
if video_url:
ext = determine_ext(video_url)
formats.append({
'format': self._FORMATS.get(name),
'format_id': name,
'url': video_url,
'quality': self._QUALITIES.get(name),
'ext': 'mp4' if ext == 'm3u8' else ext,
'protocol': 'm3u8_native' if ext == 'm3u8' else 'https',
**parse_resolution(self._RESOLUTIONS.get(name))
})
else:
self.to_screen(
f'"{self._FORMATS.get(name, name)}" format may require logging in. {self._login_hint()}')
return {
'id': video_id,
'formats': formats,
**traverse_obj(video_info, ('DATA', {
'title': ('content', 'title', {str}),
'uploader': ('content', 'author', {str}),
'uploader_id': ('content', 'up_id', {str_or_none}),
'duration': ('content', 'video_duration', {int_or_none}),
'thumbnail': ('content', 'video_pic', {url_or_none}),
'timestamp': ('content', 'create_time', {int_or_none}),
'view_count': ('content', 'view_num', {int_or_none}),
'tags': ('videoTag', ..., 'tagName', {str}),
}))
}