[cbssports] Add extractor (closes #4996)

youtube_dl/extractor/cbssports.py

@@ -0,0 +1,30 @@
+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+
+
+class CBSSportsIE(InfoExtractor):
+    _VALID_URL = r'http://www\.cbssports\.com/video/player/(?P<section>[^/]+)/(?P<id>[^/]+)'
+
+    _TEST = {
+        'url': 'http://www.cbssports.com/video/player/tennis/318462531970/0/us-open-flashbacks-1990s',
+        'info_dict': {
+            'id': '_d5_GbO8p1sT',
+            'ext': 'flv',
+            'title': 'US Open flashbacks: 1990s',
+            'description': 'Bill Macatee relives the best moments in US Open history from the 1990s.',
+        },
+    }
+
+    def _real_extract(self, url):
+        mobj = re.match(self._VALID_URL, url)
+        section = mobj.group('section')
+        video_id = mobj.group('id')
+        all_videos = self._download_json(
+            'http://www.cbssports.com/data/video/player/getVideos/%s?as=json' % section,
+            video_id)
+        # The json file contains the info of all the videos in the section
+        video_info = next(v for v in all_videos if v['pcid'] == video_id)
+        return self.url_result('theplatform:%s' % video_info['pid'], 'ThePlatform')