import re
from .common import InfoExtractor
-from ..compat import compat_urlparse
-from ..utils import parse_duration
+from ..compat import (
+ compat_HTTPError,
+ compat_urlparse,
+)
+from ..utils import (
+ ExtractorError,
+ parse_duration,
+)
class VideoLecturesNetIE(InfoExtractor):
_VALID_URL = r'http://(?:www\.)?videolectures\.net/(?P<id>[^/#?]+)/*(?:[#?].*)?$'
IE_NAME = 'videolectures.net'
- _TEST = {
+ _TESTS = [{
'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/',
'info_dict': {
'id': 'promogram_igor_mekjavic_eng',
'duration': 565,
'thumbnail': 're:http://.*\.jpg',
},
- }
+ }, {
+ # video with invalid direct format links (HTTP 403)
+ 'url': 'http://videolectures.net/russir2010_filippova_nlp/',
+ 'info_dict': {
+ 'id': 'russir2010_filippova_nlp',
+ 'ext': 'flv',
+ 'title': 'NLP at Google',
+ 'description': 'md5:fc7a6d9bf0302d7cc0e53f7ca23747b3',
+ 'duration': 5352,
+ 'thumbnail': 're:http://.*\.jpg',
+ },
+ 'params': {
+ # rtmp download
+ 'skip_download': True,
+ },
+ }, {
+ 'url': 'http://videolectures.net/deeplearning2015_montreal/',
+ 'info_dict': {
+ 'id': 'deeplearning2015_montreal',
+ 'title': 'Deep Learning Summer School, Montreal 2015',
+ 'description': 'md5:90121a40cc6926df1bf04dcd8563ed3b',
+ },
+ 'playlist_count': 30,
+ }]
def _real_extract(self, url):
video_id = self._match_id(url)
smil_url = 'http://videolectures.net/%s/video/1/smil.xml' % video_id
- smil = self._download_smil(smil_url, video_id, fatal=False)
-
- # Probably a playlist
- if smil is False:
- webpage = self._download_webpage(url, video_id)
- entries = [
- self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
- for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
- playlist_title = self._html_search_meta('title', webpage, 'title', fatal=True)
- playlist_description = self._html_search_meta('description', webpage, 'description')
- return self.playlist_result(entries, video_id, playlist_title, playlist_description)
+
+ try:
+ smil = self._download_smil(smil_url, video_id)
+ except ExtractorError as e:
+ if isinstance(e.cause, compat_HTTPError) and e.cause.code == 404:
+ # Probably a playlist
+ webpage = self._download_webpage(url, video_id)
+ entries = [
+ self.url_result(compat_urlparse.urljoin(url, video_url), 'VideoLecturesNet')
+ for _, video_url in re.findall(r'<a[^>]+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', webpage)]
+ playlist_title = self._html_search_meta('title', webpage, 'title', fatal=True)
+ playlist_description = self._html_search_meta('description', webpage, 'description')
+ return self.playlist_result(entries, video_id, playlist_title, playlist_description)
info = self._parse_smil(smil, smil_url, video_id)