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

   1 from __future__ import unicode_literals
   2
   3 from .common import InfoExtractor
   4 from ..utils import (
   5     sanitized_Request,
   6     urlencode_postdata,
   7 )
   8
   9
  10 class NFBIE(InfoExtractor):
  11     IE_NAME = 'nfb'
  12     IE_DESC = 'National Film Board of Canada'
  13     _VALID_URL = r'https?://(?:www\.)?(?:nfb|onf)\.ca/film/(?P<id>[\da-z_-]+)'
  14
  15     _TEST = {
  16         'url': 'https://www.nfb.ca/film/qallunaat_why_white_people_are_funny',
  17         'info_dict': {
  18             'id': 'qallunaat_why_white_people_are_funny',
  19             'ext': 'mp4',
  20             'title': 'Qallunaat! Why White People Are Funny ',
  21             'description': 'md5:836d8aff55e087d04d9f6df554d4e038',
  22             'duration': 3128,
  23             'uploader': 'Mark Sandiford',
  24             'uploader_id': 'mark-sandiford',
  25         },
  26         'params': {
  27             # rtmp download
  28             'skip_download': True,
  29         }
  30     }
  31
  32     def _real_extract(self, url):
  33         video_id = self._match_id(url)
  34         page = self._download_webpage(
  35             'https://www.nfb.ca/film/%s' % video_id, video_id,
  36             'Downloading film page')
  37
  38         uploader_id = self._html_search_regex(r'<a class="director-link" href="/explore-all-directors/([^/]+)/"',
  39                                               page, 'director id', fatal=False)
  40         uploader = self._html_search_regex(r'<em class="director-name" itemprop="name">([^<]+)</em>',
  41                                            page, 'director name', fatal=False)
  42
  43         request = sanitized_Request(
  44             'https://www.nfb.ca/film/%s/player_config' % video_id,
  45             urlencode_postdata({'getConfig': 'true'}))
  46         request.add_header('Content-Type', 'application/x-www-form-urlencoded')
  47         request.add_header('X-NFB-Referer', 'http://www.nfb.ca/medias/flash/NFBVideoPlayer.swf')
  48
  49         config = self._download_xml(request, video_id, 'Downloading player config XML')
  50
  51         title = None
  52         description = None
  53         thumbnail = None
  54         duration = None
  55         formats = []
  56
  57         def extract_thumbnail(media):
  58             thumbnails = {}
  59             for asset in media.findall('assets/asset'):
  60                 thumbnails[asset.get('quality')] = asset.find('default/url').text
  61             if not thumbnails:
  62                 return None
  63             if 'high' in thumbnails:
  64                 return thumbnails['high']
  65             return list(thumbnails.values())[0]
  66
  67         for media in config.findall('./player/stream/media'):
  68             if media.get('type') == 'posterImage':
  69                 thumbnail = extract_thumbnail(media)
  70             elif media.get('type') == 'video':
  71                 duration = int(media.get('duration'))
  72                 title = media.find('title').text
  73                 description = media.find('description').text
  74                 # It seems assets always go from lower to better quality, so no need to sort
  75                 for asset in media.findall('assets/asset'):
  76                     for x in asset:
  77                         formats.append({
  78                             'url': x.find('streamerURI').text,
  79                             'app': x.find('streamerURI').text.split('/', 3)[3],
  80                             'play_path': x.find('url').text,
  81                             'rtmp_live': False,
  82                             'ext': 'mp4',
  83                             'format_id': '%s-%s' % (x.tag, asset.get('quality')),
  84                         })
  85
  86         return {
  87             'id': video_id,
  88             'title': title,
  89             'description': description,
  90             'thumbnail': thumbnail,
  91             'duration': duration,
  92             'uploader': uploader,
  93             'uploader_id': uploader_id,
  94             'formats': formats,
  95         }