[nba] Fix duration extraction (fixes #5777)

youtube_dl/extractor/nba.py

@@ -22,6 +22,18 @@ class NBAIE(InfoExtractor):
     }, {
         'url': 'http://www.nba.com/video/games/hornets/2014/12/05/0021400276-nyk-cha-play5.nba/',
         'only_matching': True,
+    }, {
+        'url': 'http://watch.nba.com/nba/video/channels/playoffs/2015/05/20/0041400301-cle-atl-recap.nba',
+        'info_dict': {
+            'id': '0041400301-cle-atl-recap.nba',
+            'ext': 'mp4',
+            'title': 'NBA GAME TIME | Video: Hawks vs. Cavaliers Game 1',
+            'description': 'md5:8094c3498d35a9bd6b1a8c396a071b4d',
+            'duration': 228,
+        },
+        'params': {
+            'skip_download': True,
+        }
     }]
 
     def _real_extract(self, url):
@@ -35,8 +47,12 @@ class NBAIE(InfoExtractor):
             self._og_search_title(webpage, default=shortened_video_id), ' : NBA.com')
 
         description = self._og_search_description(webpage)
-        duration = parse_duration(
-            self._html_search_meta('duration', webpage, 'duration'))
+        duration_str = self._html_search_meta(
+            'duration', webpage, 'duration', default=None)
+        if not duration_str:
+            duration_str = self._html_search_regex(
+                r'Duration:</b>\s*(\d+:\d+)', webpage, 'duration', fatal=False)
+        duration = parse_duration(duration_str)
 
         return {
             'id': shortened_video_id,