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

   1 from __future__ import unicode_literals
   2
   3 import re
   4
   5 from .common import InfoExtractor
   6 from ..compat import compat_str
   7 from ..utils import (
   8     extract_attributes,
   9     ExtractorError,
  10     int_or_none,
  11     parse_age_limit,
  12     remove_end,
  13     unescapeHTML,
  14 )
  15
  16
  17 class DiscoveryGoBaseIE(InfoExtractor):
  18     _VALID_URL_TEMPLATE = r'''(?x)https?://(?:www\.)?(?:
  19             discovery|
  20             investigationdiscovery|
  21             discoverylife|
  22             animalplanet|
  23             ahctv|
  24             destinationamerica|
  25             sciencechannel|
  26             tlc|
  27             velocitychannel
  28         )go\.com/%s(?P<id>[^/?#&]+)'''
  29
  30
  31 class DiscoveryGoIE(DiscoveryGoBaseIE):
  32     _VALID_URL = DiscoveryGoBaseIE._VALID_URL_TEMPLATE % r'(?:[^/]+/)+'
  33     _GEO_COUNTRIES = ['US']
  34     _TEST = {
  35         'url': 'https://www.discoverygo.com/love-at-first-kiss/kiss-first-ask-questions-later/',
  36         'info_dict': {
  37             'id': '57a33c536b66d1cd0345eeb1',
  38             'ext': 'mp4',
  39             'title': 'Kiss First, Ask Questions Later!',
  40             'description': 'md5:fe923ba34050eae468bffae10831cb22',
  41             'duration': 2579,
  42             'series': 'Love at First Kiss',
  43             'season_number': 1,
  44             'episode_number': 1,
  45             'age_limit': 14,
  46         },
  47     }
  48
  49     def _real_extract(self, url):
  50         display_id = self._match_id(url)
  51
  52         webpage = self._download_webpage(url, display_id)
  53
  54         container = extract_attributes(
  55             self._search_regex(
  56                 r'(<div[^>]+class=["\']video-player-container[^>]+>)',
  57                 webpage, 'video container'))
  58
  59         video = self._parse_json(
  60             container.get('data-video') or container.get('data-json'),
  61             display_id)
  62
  63         title = video['name']
  64
  65         stream = video.get('stream')
  66         if not stream:
  67             if video.get('authenticated') is True:
  68                 raise ExtractorError(
  69                     'This video is only available via cable service provider subscription that'
  70                     ' is not currently supported. You may want to use --cookies.', expected=True)
  71             else:
  72                 raise ExtractorError('Unable to find stream')
  73         STREAM_URL_SUFFIX = 'streamUrl'
  74         formats = []
  75         for stream_kind in ('', 'hds'):
  76             suffix = STREAM_URL_SUFFIX.capitalize() if stream_kind else STREAM_URL_SUFFIX
  77             stream_url = stream.get('%s%s' % (stream_kind, suffix))
  78             if not stream_url:
  79                 continue
  80             if stream_kind == '':
  81                 formats.extend(self._extract_m3u8_formats(
  82                     stream_url, display_id, 'mp4', entry_protocol='m3u8_native',
  83                     m3u8_id='hls', fatal=False))
  84             elif stream_kind == 'hds':
  85                 formats.extend(self._extract_f4m_formats(
  86                     stream_url, display_id, f4m_id=stream_kind, fatal=False))
  87         self._sort_formats(formats)
  88
  89         video_id = video.get('id') or display_id
  90         description = video.get('description', {}).get('detailed')
  91         duration = int_or_none(video.get('duration'))
  92
  93         series = video.get('show', {}).get('name')
  94         season_number = int_or_none(video.get('season', {}).get('number'))
  95         episode_number = int_or_none(video.get('episodeNumber'))
  96
  97         tags = video.get('tags')
  98         age_limit = parse_age_limit(video.get('parental', {}).get('rating'))
  99
 100         subtitles = {}
 101         captions = stream.get('captions')
 102         if isinstance(captions, list):
 103             for caption in captions:
 104                 subtitle_url = caption.get('fileUrl')
 105                 if (not subtitle_url or not isinstance(subtitle_url, compat_str) or
 106                         not subtitle_url.startswith('http')):
 107                     continue
 108                 lang = caption.get('fileLang', 'en')
 109                 subtitles.setdefault(lang, []).append({'url': subtitle_url})
 110
 111         return {
 112             'id': video_id,
 113             'display_id': display_id,
 114             'title': title,
 115             'description': description,
 116             'duration': duration,
 117             'series': series,
 118             'season_number': season_number,
 119             'episode_number': episode_number,
 120             'tags': tags,
 121             'age_limit': age_limit,
 122             'formats': formats,
 123             'subtitles': subtitles,
 124         }
 125
 126
 127 class DiscoveryGoPlaylistIE(DiscoveryGoBaseIE):
 128     _VALID_URL = DiscoveryGoBaseIE._VALID_URL_TEMPLATE % ''
 129     _TEST = {
 130         'url': 'https://www.discoverygo.com/bering-sea-gold/',
 131         'info_dict': {
 132             'id': 'bering-sea-gold',
 133             'title': 'Bering Sea Gold',
 134             'description': 'md5:cc5c6489835949043c0cc3ad66c2fa0e',
 135         },
 136         'playlist_mincount': 6,
 137     }
 138
 139     @classmethod
 140     def suitable(cls, url):
 141         return False if DiscoveryGoIE.suitable(url) else super(
 142             DiscoveryGoPlaylistIE, cls).suitable(url)
 143
 144     def _real_extract(self, url):
 145         display_id = self._match_id(url)
 146
 147         webpage = self._download_webpage(url, display_id)
 148
 149         entries = []
 150         for mobj in re.finditer(r'data-json=(["\'])(?P<json>{.+?})\1', webpage):
 151             data = self._parse_json(
 152                 mobj.group('json'), display_id,
 153                 transform_source=unescapeHTML, fatal=False)
 154             if not isinstance(data, dict) or data.get('type') != 'episode':
 155                 continue
 156             episode_url = data.get('socialUrl')
 157             if not episode_url:
 158                 continue
 159             entries.append(self.url_result(
 160                 episode_url, ie=DiscoveryGoIE.ie_key(),
 161                 video_id=data.get('id')))
 162
 163         return self.playlist_result(
 164             entries, display_id,
 165             remove_end(self._og_search_title(
 166                 webpage, fatal=False), ' | Discovery GO'),
 167             self._og_search_description(webpage))