+ def _call_playlist_service(self, item_id, method, fatal=True, referer=None):
+ headers = {}
+ if referer:
+ headers['Referer'] = referer
+ try:
+ return self._download_json(
+ self._PLAYLIST_SERVICE_URL % (self._PLAYLIST_SERVICE_PATH, item_id, method),
+ item_id, 'Downloading PlaylistService %s JSON' % method,
+ fatal=fatal, headers=headers)
+ except ExtractorError as e:
+ if isinstance(e.cause, compat_HTTPError) and e.cause.code == 403:
+ error = self._parse_json(e.cause.read().decode(), item_id)['detail']['contentAccessPermission']
+ if error == 'CountryDisabled':
+ self.raise_geo_restricted()
+ raise ExtractorError(error, expected=True)
+ raise
+
+ def _extract(self, item_id, pc_method, mobile_method, referer=None):
+ pc = self._call_playlist_service(item_id, pc_method, referer=referer)
+ mobile = self._call_playlist_service(
+ item_id, mobile_method, fatal=False, referer=referer)
+ return pc, mobile
+
+ def _extract_info(self, pc, mobile, i, referer):
+ get_item = lambda x, y: try_get(x, lambda x: x[y][i], dict) or {}
+ pc_item = get_item(pc, 'playlistItems')
+ mobile_item = get_item(mobile, 'mediaList')
+ video_id = pc_item.get('mediaId') or mobile_item['mediaId']
+ title = pc_item.get('title') or mobile_item['title']