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

   1 # coding: utf-8
   2 from __future__ import unicode_literals
   3
   4 import json
   5 import xml.etree.ElementTree as ET
   6
   7 from .common import InfoExtractor
   8 from ..utils import (
   9     int_or_none,
  10     ExtractorError,
  11 )
  12
  13
  14 class BiliBiliIE(InfoExtractor):
  15     _VALID_URL = r'http://www\.bilibili\.(?:tv|com)/video/av(?P<id>[0-9]+)/'
  16
  17     _TESTS = [{
  18         'url': 'http://www.bilibili.tv/video/av1074402/',
  19         'md5': '2c301e4dab317596e837c3e7633e7d86',
  20         'info_dict': {
  21             'id': '1554319',
  22             'ext': 'flv',
  23             'title': '【金坷垃】金泡沫',
  24             'duration': 308313,
  25             'upload_date': '20140420',
  26             'thumbnail': 're:^https?://.+\.jpg',
  27             'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
  28             'timestamp': 1397983878,
  29             'uploader': '菊子桑',
  30         },
  31     }, {
  32         'url': 'http://www.bilibili.com/video/av1041170/',
  33         'info_dict': {
  34             'id': '1041170',
  35             'title': '【BD1080P】刀语【诸神&异域】',
  36         },
  37         'playlist_count': 12,
  38     }]
  39
  40     def _extract_video_info(self, cid, view_data, page_num=1, num_pages=1):
  41         title = view_data['title']
  42
  43         page = self._download_webpage(
  44             'http://interface.bilibili.com/v_cdn_play?appkey=8e9fc618fbd41e28&cid=%s' % cid,
  45             cid,
  46             'Downloading page %d/%d' % (page_num, num_pages)
  47         )
  48         try:
  49             err_info = json.loads(page)
  50             raise ExtractorError(
  51                 'BiliBili said: ' + err_info['error_text'], expected=True)
  52         except ValueError:
  53             pass
  54
  55         doc = ET.fromstring(page)
  56         durls = doc.findall('./durl')
  57
  58         entries = []
  59
  60         for durl in durls:
  61             entries.append({
  62                 'id': '%s_part%s' % (cid, durl.find('./order').text),
  63                 'title': title,
  64                 'url': durl.find('./url').text,
  65                 'filesize': int_or_none(durl.find('./filesize').text),
  66                 'ext': 'flv',
  67                 'duration': int_or_none(durl.find('./length').text) // 1000,
  68             })
  69
  70         info = {
  71             'id': cid,
  72             'title': title,
  73             'description': view_data.get('description'),
  74             'thumbnail': view_data.get('pic'),
  75             'uploader': view_data.get('author'),
  76             'timestamp': int_or_none(view_data.get('created')),
  77             'view_count': view_data.get('play'),
  78             'duration': int_or_none(doc.find('./timelength').text),
  79         }
  80
  81         if len(entries) == 1:
  82             entries[0].update(info)
  83             return entries[0]
  84         else:
  85             info.update({
  86                 '_type': 'multi_video',
  87                 'entries': entries,
  88             })
  89             return info
  90
  91     def _real_extract(self, url):
  92         video_id = self._match_id(url)
  93         view_data = self._download_json('http://api.bilibili.com/view?type=json&appkey=8e9fc618fbd41e28&id=%s' % video_id, video_id)
  94
  95         num_pages = int_or_none(view_data['pages'])
  96         if num_pages > 1:
  97             play_list_title = view_data['title']
  98             page_list = self._download_json('http://www.bilibili.com/widget/getPageList?aid=%s' % video_id, video_id, 'Downloading page list metadata')
  99             entries = []
 100             for page in page_list:
 101                 view_data['title'] = page['pagename']
 102                 entries.append(self._extract_video_info(str(page['cid']), view_data, page['page'], num_pages))
 103             return self.playlist_result(entries, video_id, play_list_title, view_data.get('description'))
 104         else:
 105             return self._extract_video_info(str(view_data['cid']), view_data)