[teachingchannel] fix extraction

youtube_dl/extractor/teachingchannel.py

@@ -1,35 +1,33 @@
 from __future__ import unicode_literals
 
-import re
-
 from .common import InfoExtractor
-from .ooyala import OoyalaIE
 
 
 class TeachingChannelIE(InfoExtractor):
-    _VALID_URL = r'https?://(?:www\.)?teachingchannel\.org/videos/(?P<title>.+)'
+    _VALID_URL = r'https?://(?:www\.)?teachingchannel\.org/videos?/(?P<id>[^/?&#]+)'
 
     _TEST = {
         'url': 'https://www.teachingchannel.org/videos/teacher-teaming-evolution',
-        'md5': '3d6361864d7cac20b57c8784da17166f',
         'info_dict': {
-            'id': 'F3bnlzbToeI6pLEfRyrlfooIILUjz4nM',
+            'id': '3swwlzkT',
             'ext': 'mp4',
             'title': 'A History of Teaming',
             'description': 'md5:2a9033db8da81f2edffa4c99888140b3',
-            'duration': 422.255,
+            'duration': 422,
+            'upload_date': '20170316',
+            'timestamp': 1489691297,
         },
         'params': {
             'skip_download': True,
         },
-        'add_ie': ['Ooyala'],
+        'add_ie': ['JWPlatform'],
     }
 
     def _real_extract(self, url):
-        mobj = re.match(self._VALID_URL, url)
-        title = mobj.group('title')
-        webpage = self._download_webpage(url, title)
-        ooyala_code = self._search_regex(
-            r'data-embed-code=\'(.+?)\'', webpage, 'ooyala code')
+        display_id = self._match_id(url)
+        webpage = self._download_webpage(url, display_id)
+        mid = self._search_regex(
+            r'(?:data-mid=["\']|id=["\']jw-video-player-)([a-zA-Z0-9]{8})',
+            webpage, 'media id')
 
-        return OoyalaIE._build_url_result(ooyala_code)
+        return self.url_result('jwplatform:' + mid, 'JWPlatform', mid)