[shahid] don't fail on missing info

diff --git a/youtube_dl/extractor/shahid.py b/youtube_dl/extractor/shahid.py
index 9846c052c7546ab5d368bdb7fd12a50dc6e6d335..04de866f46873a8650b153ccae902f261b58a404 100644 (file)
--- a/youtube_dl/extractor/shahid.py
+++ b/youtube_dl/extractor/shahid.py
@@ -35,9 +35,9 @@ class ShahidIE(InfoExtractor):
             video_id
         )
         title = json_data['name']
-        thumbnail = json_data['image']
-        categories = json_data['genre']
-        description = json_data['description']
+        thumbnail = json_data.get('image')
+        categories = json_data.get('genre')
+        description = json_data.get('description')
         player_json_data = self._download_json(
             'https://shahid.mbc.net/arContent/getPlayerContent-param-.id-'+video_id+'.type-player.html',
             video_id