kinozal, rutracker: add keywordsfilters. resolves #13496 (#13498)

src/Jackett.Common/Definitions/kinozal.yml

@@ -152,6 +152,8 @@ search:
   keywordsfilters:
 #    - name: diacritics # 8686
 #      args: replace
+    - name: re_replace
+      args: ["[^a-zA-Zа-яА-Я0-9]+", " "]
     - name: re_replace # S01 to 1
       args: ["(?i)\\bS0*(\\d+)\\b", "$1"]
     - name: re_replace # S01E01 to 1 1

src/Jackett.Common/Indexers/RuTracker.cs

@@ -1481,7 +1481,10 @@ namespace Jackett.Common.Indexers
         {
             var queryCollection = new NameValueCollection();
 
-            var searchString = query.SanitizedSearchTerm;
+            var searchString = query.GetQueryString();
+            //  replace any space, special char, etc. with % (wildcard)
+            var ReplaceRegex = new Regex("[^a-zA-Zа-яА-Я0-9]+");
+            searchString = ReplaceRegex.Replace(searchString, "%");
 
             // if the search string is empty use the getnew view
             if (string.IsNullOrWhiteSpace(searchString))