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https://github.com/l1ving/youtube-dl
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[bilibili] Fix extraction (closes #10375)
Thanks @gdkchan for the algorithm
This commit is contained in:
Yen Chi Hsuan
parent
40eec6b15c
commit
04b32c8f96
@ -1,6 +1,7 @@
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version <unreleased>
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Extractors
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* [bilibili] Fix extraction (#10375)
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* [openload] Fix extraction (#10408)
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@ -1,35 +1,26 @@
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# coding: utf-8
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from __future__ import unicode_literals
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import calendar
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import datetime
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import hashlib
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import re
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from .common import InfoExtractor
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from ..compat import (
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compat_etree_fromstring,
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compat_str,
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compat_parse_qs,
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compat_xml_parse_error,
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)
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from ..compat import compat_parse_qs
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from ..utils import (
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ExtractorError,
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int_or_none,
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float_or_none,
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xpath_text,
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unified_timestamp,
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)
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class BiliBiliIE(InfoExtractor):
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_WORKING = False
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_VALID_URL = r'https?://www\.bilibili\.(?:tv|com)/video/av(?P<id>\d+)'
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_TESTS = [{
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'url': 'http://www.bilibili.tv/video/av1074402/',
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'md5': '9fa226fe2b8a9a4d5a69b4c6a183417e',
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'info_dict': {
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'id': '1554319',
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'id': '1074402',
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'ext': 'mp4',
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'title': '【金坷垃】金泡沫',
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'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
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@ -43,24 +34,28 @@ class BiliBiliIE(InfoExtractor):
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}, {
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'url': 'http://www.bilibili.com/video/av1041170/',
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'info_dict': {
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'id': '1507019',
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'id': '1041170',
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'ext': 'mp4',
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'title': '【BD1080P】刀语【诸神&异域】',
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'description': '这是个神奇的故事~每个人不留弹幕不给走哦~切利哦！~',
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'duration': 3382.259,
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'timestamp': 1396530060,
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'upload_date': '20140403',
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'thumbnail': 're:^https?://.+\.jpg',
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'uploader': '枫叶逝去',
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'uploader_id': '520116',
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},
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}, {
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'url': 'http://www.bilibili.com/video/av4808130/',
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'info_dict': {
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'id': '7802182',
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'id': '4808130',
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'ext': 'mp4',
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'title': '【长篇】哆啦A梦443【钉铛】',
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'description': '(2016.05.27)来组合客人的脸吧&amp;寻母六千里锭 抱歉，又轮到周日上班现在才到家 封面www.pixiv.net/member_illust.php?mode=medium&amp;illust_id=56912929',
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'duration': 1493.995,
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'timestamp': 1464564180,
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'upload_date': '20160529',
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'thumbnail': 're:^https?://.+\.jpg',
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'uploader': '喜欢拉面',
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'uploader_id': '151066',
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},
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@ -68,12 +63,14 @@ class BiliBiliIE(InfoExtractor):
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# Missing upload time
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'url': 'http://www.bilibili.com/video/av1867637/',
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'info_dict': {
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'id': '2880301',
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'id': '1867637',
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'ext': 'mp4',
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'title': '【HDTV】【喜剧】岳父岳母真难当 （2014）【法国票房冠军】',
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'description': '一个信奉天主教的法国旧式传统资产阶级家庭中有四个女儿。三个女儿却分别找了阿拉伯、犹太、中国丈夫，老夫老妻唯独期盼剩下未嫁的小女儿能找一个信奉天主教的法国白人，结果没想到小女儿找了一位非裔黑人……【这次应该不会跳帧了】',
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'duration': 5760.0,
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'uploader': '黑夜为猫',
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'uploader_id': '610729',
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'thumbnail': 're:^https?://.+\.jpg',
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},
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'params': {
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# Just to test metadata extraction
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@ -82,86 +79,61 @@ class BiliBiliIE(InfoExtractor):
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'expected_warnings': ['upload time'],
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}]
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# BiliBili blocks keys from time to time. The current key is extracted from
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# the Android client
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# TODO: find the sign algorithm used in the flash player
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_APP_KEY = '86385cdc024c0f6c'
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_APP_KEY = '6f90a59ac58a4123'
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_BILIBILI_KEY = '0bfd84cc3940035173f35e6777508326'
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group('id')
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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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params = compat_parse_qs(self._search_regex(
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cid = compat_parse_qs(self._search_regex(
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[r'EmbedPlayer\([^)]+,\s*"([^"]+)"\)',
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r'<iframe[^>]+src="https://secure\.bilibili\.com/secure,([^"]+)"'],
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webpage, 'player parameters'))
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cid = params['cid'][0]
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webpage, 'player parameters'))['cid'][0]
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info_xml_str = self._download_webpage(
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'http://interface.bilibili.com/v_cdn_play',
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cid, query={'appkey': self._APP_KEY, 'cid': cid},
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note='Downloading video info page')
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payload = 'appkey=%s&cid=%s&otype=json&quality=2&type=mp4' % (self._APP_KEY, cid)
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sign = hashlib.md5((payload + self._BILIBILI_KEY).encode('utf-8')).hexdigest()
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err_msg = None
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durls = None
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info_xml = None
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try:
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info_xml = compat_etree_fromstring(info_xml_str.encode('utf-8'))
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except compat_xml_parse_error:
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info_json = self._parse_json(info_xml_str, video_id, fatal=False)
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err_msg = (info_json or {}).get('error_text')
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else:
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err_msg = xpath_text(info_xml, './message')
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if info_xml is not None:
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durls = info_xml.findall('./durl')
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if not durls:
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if err_msg:
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raise ExtractorError('%s said: %s' % (self.IE_NAME, err_msg), expected=True)
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else:
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raise ExtractorError('No videos found!')
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video_info = self._download_json(
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'http://interface.bilibili.com/playurl?%s&sign=%s' % (payload, sign),
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video_id, note='Downloading video info page')
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entries = []
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for durl in durls:
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size = xpath_text(durl, ['./filesize', './size'])
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for idx, durl in enumerate(video_info['durl']):
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formats = [{
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'url': durl.find('./url').text,
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'filesize': int_or_none(size),
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'url': durl['url'],
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'filesize': int_or_none(durl['size']),
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}]
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for backup_url in durl.findall('./backup_url/url'):
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for backup_url in durl['backup_url']:
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formats.append({
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'url': backup_url.text,
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'url': backup_url,
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# backup URLs have lower priorities
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'preference': -2 if 'hd.mp4' in backup_url.text else -3,
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'preference': -2 if 'hd.mp4' in backup_url else -3,
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})
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self._sort_formats(formats)
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entries.append({
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'id': '%s_part%s' % (cid, xpath_text(durl, './order')),
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'duration': int_or_none(xpath_text(durl, './length'), 1000),
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'id': '%s_part%s' % (video_id, idx),
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'duration': float_or_none(durl.get('length'), 1000),
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'formats': formats,
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})
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title = self._html_search_regex('<h1[^>]+title="([^"]+)">', webpage, 'title')
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description = self._html_search_meta('description', webpage)
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datetime_str = self._html_search_regex(
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r'<time[^>]+datetime="([^"]+)"', webpage, 'upload time', fatal=False)
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timestamp = None
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if datetime_str:
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timestamp = calendar.timegm(datetime.datetime.strptime(datetime_str, '%Y-%m-%dT%H:%M').timetuple())
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timestamp = unified_timestamp(self._html_search_regex(
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r'<time[^>]+datetime="([^"]+)"', webpage, 'upload time', fatal=False))
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# TODO 'view_count' requires deobfuscating Javascript
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info = {
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'id': compat_str(cid),
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'id': video_id,
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'title': title,
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'description': description,
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'timestamp': timestamp,
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'thumbnail': self._html_search_meta('thumbnailUrl', webpage),
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'duration': float_or_none(xpath_text(info_xml, './timelength'), scale=1000),
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'duration': float_or_none(video_info.get('timelength'), scale=1000),
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}
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uploader_mobj = re.search(
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