1 from __future__ import unicode_literals
5 from .common import InfoExtractor
16 class VideoLecturesNetIE(InfoExtractor):
17 _VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/*(?:[#?].*)?$'
18 IE_NAME = 'videolectures.net'
21 'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/',
23 'id': 'promogram_igor_mekjavic_eng',
25 'title': 'Automatics, robotics and biocybernetics',
26 'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
27 'upload_date': '20130627',
29 'thumbnail': 're:http://.*\.jpg',
33 def _real_extract(self, url):
34 video_id = self._match_id(url)
36 smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
39 smil = self._download_smil(smil_url, video_id)
40 except ExtractorError as e:
41 if isinstance(e.cause, compat_HTTPError) and e.cause.code == 404:
43 webpage = self._download_webpage(url, video_id)
45 self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
46 for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
47 playlist_title = self._html_search_meta('title', webpage, 'title', fatal=True)
48 playlist_description = self._html_search_meta('description', webpage, 'description')
49 return self.playlist_result(entries, video_id, playlist_title, playlist_description)
51 info = self._parse_smil(smil, smil_url, video_id)
55 switch = smil.find('.//switch')
56 if switch is not None:
57 info['duration'] = parse_duration(switch.attrib.get('dur'))