@ -70,7 +70,7 @@ class NineGagIE(InfoExtractor):
ie_key = None
source_url = post_view.get('sourceUrl')
if not source_url or source_url == '':
if not source_url:
external_video_id = post_view['videoExternalId']
external_video_provider = post_view['videoExternalProvider']
source_url = self._EXTERNAL_VIDEO_PROVIDER[external_video_provider]['url'] % external_video_id