YTS: handle YTS bug where count>0 but no movies. Resolves #12598

src/Jackett.Common/Definitions/yts.yml

@@ -66,6 +66,8 @@ search:
     selector: data.movies
     attribute: torrents
     multiple: true
+    # bug at YTS can return movie_count > 0 and no movie torrents #12598
+    missingAttributeEquals0Results: true
     count:
       selector: data.movie_count
 

src/Jackett.Common/Indexers/CardigannIndexer.cs

@@ -1407,6 +1407,8 @@ namespace Jackett.Common.Indexers
                     }
 
                     var rowsArray = JsonParseRowsSelector(parsedJson, Search.Rows.Selector);
+                    if (rowsArray == null && Search.Rows.MissingAttributeEquals0Results)
+                        continue;
                     if (rowsArray == null)
                         throw new Exception("Error Parsing Rows Selector. There are 0 rows.");
 
@@ -2100,10 +2102,17 @@ namespace Jackett.Common.Indexers
         private JArray JsonParseRowsSelector(JToken parsedJson, string rowSelector)
         {
             var selector = rowSelector.Split(':')[0];
-            var rowsObj = parsedJson.SelectToken(selector).Value<JArray>();
-            return new JArray(rowsObj.Where(t =>
-                                                JsonParseFieldSelector(t.Value<JObject>(), rowSelector.Remove(0, selector.Length)) != null
-                                                ));
+            try
+            {
+                var rowsObj = parsedJson.SelectToken(selector).Value<JArray>();
+                return new JArray(rowsObj.Where(t =>
+                                                    JsonParseFieldSelector(t.Value<JObject>(), rowSelector.Remove(0, selector.Length)) != null
+                                                    ));
+            }
+            catch
+            {
+                return null;
+            }
         }
 
         private string JsonParseFieldSelector(JToken parsedJson, string rowSelector)

src/Jackett.Common/Models/IndexerDefinition.cs

@@ -152,6 +152,7 @@ namespace Jackett.Common.Models
         public selectorBlock Dateheaders { get; set; }
         public selectorBlock Count { get; set; }
         public bool Multiple { get; set; } = false;
+        public bool MissingAttributeEquals0Results { get; set; } = false;
     }
 
     public class searchPathBlock : requestBlock