cancelling search if query is empty after parsing form data

app/Http/Controllers/MetaGerSearch.php

@@ -61,6 +61,10 @@ class MetaGerSearch extends Controller
             $timings["checkSpecialSearches"] = microtime(true) - $time;
         }
 
+        if(empty($metager->getQ())){
+            return $metager->createView();
+        }
+        
         if ($spamEntry !== null && Cache::has('spam.' . $metager->getFokus() . "." . md5($spamEntry))) {
             $responseContent = Cache::get('spam.' . $metager->getFokus() . "." . md5($spamEntry));
             $responseContent = preg_replace('/(name="eingabe"\s+value=")[^"]+/', "$1$eingabe", $responseContent);