_ Git - youtube-dl/blob - youtube_dl/extractor/bilibili.py

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import calendar
   5 import datetime
   6 import re
   7
   8 from .common import InfoExtractor
   9 from ..compat import (
  10     compat_etree_fromstring,
  11     compat_str,
  12     compat_parse_qs,
  13     compat_xml_parse_error,
  14 )
  15 from ..utils import (
  16     ExtractorError,
  17     int_or_none,
  18     float_or_none,
  19     xpath_text,
  20 )
  21
  22
  23 class BiliBiliIE(InfoExtractor):
  24     _VALID_URL = r'https?://www\.bilibili\.(?:tv|com)/video/av(?P<id>\d+)'
  25
  26     _TESTS = [{
  27         'url': 'http://www.bilibili.tv/video/av1074402/',
  28         'md5': '5f7d29e1a2872f3df0cf76b1f87d3788',
  29         'info_dict': {
  30             'id': '1554319',
  31             'ext': 'flv',
  32             'title': '【金坷垃】金泡沫',
  33             'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
  34             'duration': 308.067,
  35             'timestamp': 1398012660,
  36             'upload_date': '20140420',
  37             'thumbnail': 're:^https?://.+\.jpg',
  38             'uploader': '菊子桑',
  39             'uploader_id': '156160',
  40         },
  41     }, {
  42         'url': 'http://www.bilibili.com/video/av1041170/',
  43         'info_dict': {
  44             'id': '1041170',
  45             'title': '【BD1080P】刀语【诸神&异域】',
  46             'description': '这是个神奇的故事~每个人不留弹幕不给走哦~切利哦！~',
  47         },
  48         'playlist_count': 9,
  49     }, {
  50         'url': 'http://www.bilibili.com/video/av4808130/',
  51         'info_dict': {
  52             'id': '4808130',
  53             'title': '【长篇】哆啦A梦443【钉铛】',
  54             'description': '(2016.05.27)来组合客人的脸吧&amp;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;amp;illust_id=56912929',
  55         },
  56         'playlist': [{
  57             'md5': '55cdadedf3254caaa0d5d27cf20a8f9c',
  58             'info_dict': {
  59                 'id': '4808130_part1',
  60                 'ext': 'flv',
  61                 'title': '【长篇】哆啦A梦443【钉铛】',
  62                 'description': '(2016.05.27)来组合客人的脸吧&amp;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;amp;illust_id=56912929',
  63                 'timestamp': 1464564180,
  64                 'upload_date': '20160529',
  65                 'uploader': '喜欢拉面',
  66                 'uploader_id': '151066',
  67             },
  68         }, {
  69             'md5': '926f9f67d0c482091872fbd8eca7ea3d',
  70             'info_dict': {
  71                 'id': '4808130_part2',
  72                 'ext': 'flv',
  73                 'title': '【长篇】哆啦A梦443【钉铛】',
  74                 'description': '(2016.05.27)来组合客人的脸吧&amp;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;amp;illust_id=56912929',
  75                 'timestamp': 1464564180,
  76                 'upload_date': '20160529',
  77                 'uploader': '喜欢拉面',
  78                 'uploader_id': '151066',
  79             },
  80         }, {
  81             'md5': '4b7b225b968402d7c32348c646f1fd83',
  82             'info_dict': {
  83                 'id': '4808130_part3',
  84                 'ext': 'flv',
  85                 'title': '【长篇】哆啦A梦443【钉铛】',
  86                 'description': '(2016.05.27)来组合客人的脸吧&amp;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;amp;illust_id=56912929',
  87                 'timestamp': 1464564180,
  88                 'upload_date': '20160529',
  89                 'uploader': '喜欢拉面',
  90                 'uploader_id': '151066',
  91             },
  92         }, {
  93             'md5': '7b795e214166501e9141139eea236e91',
  94             'info_dict': {
  95                 'id': '4808130_part4',
  96                 'ext': 'flv',
  97                 'title': '【长篇】哆啦A梦443【钉铛】',
  98                 'description': '(2016.05.27)来组合客人的脸吧&amp;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;amp;illust_id=56912929',
  99                 'timestamp': 1464564180,
 100                 'upload_date': '20160529',
 101                 'uploader': '喜欢拉面',
 102                 'uploader_id': '151066',
 103             },
 104         }],
 105     }]
 106
 107     # BiliBili blocks keys from time to time. The current key is extracted from
 108     # the Android client
 109     # TODO: find the sign algorithm used in the flash player
 110     _APP_KEY = '86385cdc024c0f6c'
 111
 112     def _real_extract(self, url):
 113         mobj = re.match(self._VALID_URL, url)
 114         video_id = mobj.group('id')
 115
 116         webpage = self._download_webpage(url, video_id)
 117
 118         params = compat_parse_qs(self._search_regex(
 119             [r'EmbedPlayer\([^)]+,\s*"([^"]+)"\)',
 120              r'<iframe[^>]+src="https://secure\.bilibili\.com/secure,([^"]+)"'],
 121             webpage, 'player parameters'))
 122         cid = params['cid'][0]
 123
 124         info_xml_str = self._download_webpage(
 125             'http://interface.bilibili.com/v_cdn_play',
 126             cid, query={'appkey': self._APP_KEY, 'cid': cid},
 127             note='Downloading video info page')
 128
 129         err_msg = None
 130         durls = None
 131         info_xml = None
 132         try:
 133             info_xml = compat_etree_fromstring(info_xml_str.encode('utf-8'))
 134         except compat_xml_parse_error:
 135             info_json = self._parse_json(info_xml_str, video_id, fatal=False)
 136             err_msg = (info_json or {}).get('error_text')
 137         else:
 138             err_msg = xpath_text(info_xml, './message')
 139
 140         if info_xml is not None:
 141             durls = info_xml.findall('./durl')
 142         if not durls:
 143             if err_msg:
 144                 raise ExtractorError('%s said: %s' % (self.IE_NAME, err_msg), expected=True)
 145             else:
 146                 raise ExtractorError('No videos found!')
 147
 148         entries = []
 149
 150         for durl in durls:
 151             size = xpath_text(durl, ['./filesize', './size'])
 152             formats = [{
 153                 'url': durl.find('./url').text,
 154                 'filesize': int_or_none(size),
 155             }]
 156             for backup_url in durl.findall('./backup_url/url'):
 157                 formats.append({
 158                     'url': backup_url.text,
 159                     # backup URLs have lower priorities
 160                     'preference': -2 if 'hd.mp4' in backup_url.text else -3,
 161                 })
 162
 163             self._sort_formats(formats)
 164
 165             entries.append({
 166                 'id': '%s_part%s' % (cid, xpath_text(durl, './order')),
 167                 'duration': int_or_none(xpath_text(durl, './length'), 1000),
 168                 'formats': formats,
 169             })
 170
 171         title = self._html_search_regex('<h1[^>]+title="([^"]+)">', webpage, 'title')
 172         description = self._html_search_meta('description', webpage)
 173         datetime_str = self._html_search_regex(
 174             r'<time[^>]+datetime="([^"]+)"', webpage, 'upload time', fatal=False)
 175         if datetime_str:
 176             timestamp = calendar.timegm(datetime.datetime.strptime(datetime_str, '%Y-%m-%dT%H:%M').timetuple())
 177
 178         # TODO 'view_count' requires deobfuscating Javascript
 179         info = {
 180             'id': compat_str(cid),
 181             'title': title,
 182             'description': description,
 183             'timestamp': timestamp,
 184             'thumbnail': self._html_search_meta('thumbnailUrl', webpage),
 185             'duration': float_or_none(xpath_text(info_xml, './timelength'), scale=1000),
 186         }
 187
 188         uploader_mobj = re.search(
 189             r'<a[^>]+href="https?://space\.bilibili\.com/(?P<id>\d+)"[^>]+title="(?P<name>[^"]+)"',
 190             webpage)
 191         if uploader_mobj:
 192             info.update({
 193                 'uploader': uploader_mobj.group('name'),
 194                 'uploader_id': uploader_mobj.group('id'),
 195             })
 196
 197         for entry in entries:
 198             entry.update(info)
 199
 200         if len(entries) == 1:
 201             return entries[0]
 202         else:
 203             for idx, entry in enumerate(entries):
 204                 entry['id'] = '%s_part%d' % (video_id, (idx + 1))
 205
 206             return {
 207                 '_type': 'multi_video',
 208                 'id': video_id,
 209                 'title': title,
 210                 'description': description,
 211                 'entries': entries,
 212             }