youtube_dl/extractor/nfb.py

   1 from __future__ import unicode_literals
   2
   3 import re
   4
   5 from .common import InfoExtractor
   6 from ..utils import (
   7     compat_urllib_request,
   8     compat_urllib_parse,
   9 )
  10
  11
  12 class NFBIE(InfoExtractor):
  13     IE_NAME = 'nfb'
  14     IE_DESC = 'National Film Board of Canada'
  15     _VALID_URL = r'https?://(?:www\.)?(nfb|onf)\.ca/film/(?P<id>[\da-z_-]+)'
  16
  17     _TEST = {
  18         'url': 'https://www.nfb.ca/film/qallunaat_why_white_people_are_funny',
  19         'info_dict': {
  20             'id': 'qallunaat_why_white_people_are_funny',
  21             'ext': 'mp4',
  22             'title': 'Qallunaat! Why White People Are Funny ',
  23             'description': 'md5:836d8aff55e087d04d9f6df554d4e038',
  24             'duration': 3128,
  25             'uploader': 'Mark Sandiford',
  26             'uploader_id': 'mark-sandiford',
  27         },
  28         'params': {
  29             # rtmp download
  30             'skip_download': True,
  31         }
  32     }
  33
  34     def _real_extract(self, url):
  35         mobj = re.match(self._VALID_URL, url)
  36         video_id = mobj.group('id')
  37
  38         page = self._download_webpage('https://www.nfb.ca/film/%s' % video_id, video_id, 'Downloading film page')
  39
  40         uploader_id = self._html_search_regex(r'<a class="director-link" href="/explore-all-directors/([^/]+)/"',
  41             page, 'director id', fatal=False)
  42         uploader = self._html_search_regex(r'<em class="director-name" itemprop="name">([^<]+)</em>',
  43             page, 'director name', fatal=False)
  44
  45         request = compat_urllib_request.Request('https://www.nfb.ca/film/%s/player_config' % video_id,
  46             compat_urllib_parse.urlencode({'getConfig': 'true'}).encode('ascii'))
  47         request.add_header('Content-Type', 'application/x-www-form-urlencoded')
  48         request.add_header('X-NFB-Referer', 'http://www.nfb.ca/medias/flash/NFBVideoPlayer.swf')
  49
  50         config = self._download_xml(request, video_id, 'Downloading player config XML')
  51
  52         thumbnail = config.find("./player/stream/media[@type='posterImage']/assets/asset[@quality='high']/default/url").text
  53         video = config.find("./player/stream/media[@type='video']")
  54         duration = int(video.get('duration'))
  55         title = video.find('title').text
  56         description = video.find('description').text
  57
  58         # It seems assets always go from lower to better quality, so no need to sort
  59         formats = [{
  60             'url': x.find('default/streamerURI').text + '/',
  61             'play_path': x.find('default/url').text,
  62             'rtmp_live': False,
  63             'ext': 'mp4',
  64             'format_id': x.get('quality'),
  65         } for x in video.findall('assets/asset')]
  66
  67         return {
  68             'id': video_id,
  69             'title': title,
  70             'description': description,
  71             'thumbnail': thumbnail,
  72             'duration': duration,
  73             'uploader': uploader,
  74             'uploader_id': uploader_id,
  75             'formats': formats,
  76         }