From: Sergey M․ <dstftw@gmail.com>
Date: Thu, 1 Oct 2015 16:39:38 +0000 (+0600)
Subject: [videolecturesnet] Add support for playlists (Closes #7031)
X-Git-Url: http://git.oshgnacknak.de/?a=commitdiff_plain;h=0c996b9f488bfaa74d79e94739af80a0be38e125;p=youtube-dl

[videolecturesnet] Add support for playlists (Closes #7031)
---

diff --git a/youtube_dl/extractor/videolecturesnet.py b/youtube_dl/extractor/videolecturesnet.py
index 160dbb590..eadff8d18 100644
--- a/youtube_dl/extractor/videolecturesnet.py
+++ b/youtube_dl/extractor/videolecturesnet.py
@@ -1,9 +1,10 @@
 from __future__ import unicode_literals
 
+import re
+
 from .common import InfoExtractor
-from ..utils import (
-    parse_duration,
-)
+from ..compat import compat_urlparse
+from ..utils import parse_duration
 
 
 class VideoLecturesNetIE(InfoExtractor):
@@ -27,7 +28,17 @@ class VideoLecturesNetIE(InfoExtractor):
         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)
+        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)
 
         info = self._parse_smil(smil, smil_url, video_id)