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

   1 from __future__ import unicode_literals
   2
   3 import re
   4 import json
   5
   6 from .common import InfoExtractor
   7
   8
   9 class DiscoveryIE(InfoExtractor):
  10     _VALID_URL = r'http://www\.discovery\.com\/[a-zA-Z0-9\-]*/[a-zA-Z0-9\-]*/videos/(?P<id>[a-zA-Z0-9\-]*)(.htm)?'
  11     _TEST = {
  12         'url': 'http://www.discovery.com/tv-shows/mythbusters/videos/mission-impossible-outtakes.htm',
  13         'md5': 'e12614f9ee303a6ccef415cb0793eba2',
  14         'info_dict': {
  15             'id': '614784',
  16             'ext': 'mp4',
  17             'title': 'MythBusters: Mission Impossible Outtakes',
  18             'description': ('Watch Jamie Hyneman and Adam Savage practice being'
  19                             ' each other -- to the point of confusing Jamie\'s dog -- and '
  20                             'don\'t miss Adam moon-walking as Jamie ... behind Jamie\'s'
  21                             ' back.'),
  22             'duration': 156,
  23         },
  24     }
  25
  26     def _real_extract(self, url):
  27         mobj = re.match(self._VALID_URL, url)
  28         video_id = mobj.group('id')
  29         webpage = self._download_webpage(url, video_id)
  30
  31         video_list_json = self._search_regex(r'var videoListJSON = ({.*?});',
  32                                              webpage, 'video list', flags=re.DOTALL)
  33         video_list = json.loads(video_list_json)
  34         info = video_list['clips'][0]
  35         formats = []
  36         for f in info['mp4']:
  37             formats.append(
  38                 {'url': f['src'], 'ext': 'mp4', 'tbr': int(f['bitrate'][:-1])})
  39
  40         return {
  41             'id': info['contentId'],
  42             'title': video_list['name'],
  43             'formats': formats,
  44             'description': info['videoCaption'],
  45             'thumbnail': info.get('videoStillURL') or info.get('thumbnailURL'),
  46             'duration': info['duration'],
  47         }