1 from __future__ import unicode_literals
5 from .common import InfoExtractor
6 from ..compat import compat_urlparse
7 from ..utils import parse_duration
10 class VideoLecturesNetIE(InfoExtractor):
11 _VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/*(?:[#?].*)?$'
12 IE_NAME = 'videolectures.net'
15 'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/',
17 'id': 'promogram_igor_mekjavic_eng',
19 'title': 'Automatics, robotics and biocybernetics',
20 'description': 'md5:815fc1deb6b3a2bff99de2d5325be482',
21 'upload_date': '20130627',
23 'thumbnail': 're:http://.*\.jpg',
27 def _real_extract(self, url):
28 video_id = self._match_id(url)
30 smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
31 smil = self._download_smil(smil_url, video_id, fatal=False)
35 webpage = self._download_webpage(url, video_id)
37 self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
38 for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
39 playlist_title = self._html_search_meta('title', webpage, 'title', fatal=True)
40 playlist_description = self._html_search_meta('description', webpage, 'description')
41 return self.playlist_result(entries, video_id, playlist_title, playlist_description)
43 info = self._parse_smil(smil, smil_url, video_id)
47 switch = smil.find('.//switch')
48 if switch is not None:
49 info['duration'] = parse_duration(switch.attrib.get('dur'))