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

   1 from __future__ import unicode_literals
   2
   3 import re
   4
   5 from .common import InfoExtractor
   6
   7
   8 class PBSIE(InfoExtractor):
   9     _VALID_URL = r'''(?x)https?://
  10         (?:
  11             # Direct video URL
  12             video\.pbs\.org/(?:viralplayer|video)/(?P<id>[0-9]+)/? |
  13             # Article with embedded player
  14            (?:www\.)?pbs\.org/(?:[^/]+/){2,5}(?P<presumptive_id>[^/]+)/?(?:$|[?\#]) |
  15            # Player
  16            video\.pbs\.org/partnerplayer/(?P<player_id>[^/]+)/
  17         )
  18     '''
  19
  20     _TEST = {
  21         'url': 'http://www.pbs.org/tpt/constitution-usa-peter-sagal/watch/a-more-perfect-union/',
  22         'md5': 'ce1888486f0908d555a8093cac9a7362',
  23         'info_dict': {
  24             'id': '2365006249',
  25             'ext': 'mp4',
  26             'title': 'A More Perfect Union',
  27             'description': 'md5:ba0c207295339c8d6eced00b7c363c6a',
  28             'duration': 3190,
  29         },
  30     }
  31
  32     def _real_extract(self, url):
  33         mobj = re.match(self._VALID_URL, url)
  34
  35         presumptive_id = mobj.group('presumptive_id')
  36         display_id = presumptive_id
  37         if presumptive_id:
  38             webpage = self._download_webpage(url, display_id)
  39             url = self._search_regex(
  40                 r'<iframe\s+id=["\']partnerPlayer["\'].*?\s+src=["\'](.*?)["\']>',
  41                 webpage, 'player URL')
  42             mobj = re.match(self._VALID_URL, url)
  43
  44         player_id = mobj.group('player_id')
  45         if not display_id:
  46             display_id = player_id
  47         if player_id:
  48             player_page = self._download_webpage(
  49                 url, display_id, note='Downloading player page',
  50                 errnote='Could not download player page')
  51             video_id = self._search_regex(
  52                 r'<div\s+id="video_([0-9]+)"', player_page, 'video ID')
  53         else:
  54             video_id = mobj.group('id')
  55             display_id = video_id
  56
  57         info_url = 'http://video.pbs.org/videoInfo/%s?format=json' % video_id
  58         info = self._download_json(info_url, display_id)
  59
  60         return {
  61             'id': video_id,
  62             'title': info['title'],
  63             'url': info['alternate_encoding']['url'],
  64             'ext': 'mp4',
  65             'description': info['program'].get('description'),
  66             'thumbnail': info.get('image_url'),
  67             'duration': info.get('duration'),
  68         }