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