SearchControls: Decode $preserveParamsbefore adding/setting to $red…

…irectUrl

- The (set/add)Params() method always encodes the params. This way we can avoid encoding the parameters twice.

src/Compat/SearchControls.php

@@ -57,14 +57,12 @@ public function createSearchBar(Query $query, ...$params): SearchBar
         $requestUrl = Url::fromRequest();
         $preserveParams = array_pop($params) ?? [];
         $redirectUrl = array_pop($params);
-
-        $requestUrlClone = $requestUrl->onlyWith($preserveParams);
-        $paramsToAdd = $requestUrlClone->getParams()->toArray(false);
+        $paramsToAdd = $this->decodedParamValues($preserveParams, $requestUrl);
 
         if ($redirectUrl !== null) {
             $redirectUrl->addParams($paramsToAdd);
         } else {
-            $redirectUrl = $requestUrlClone;
+            $redirectUrl = $requestUrl->onlyWith($preserveParams);
         }
 
         $filter = QueryString::fromString((string) $this->params)
@@ -159,7 +157,7 @@ public function createSearchEditor(Query $query, ...$params): SearchEditor
         $redirectUrl = array_pop($params);
         $moduleName = $this->getRequest()->getModuleName();
         $controllerName = $this->getRequest()->getControllerName();
-        $paramsToAdd = $requestUrl->onlyWith($preserveParams)->getParams()->toArray(false);
+        $paramsToAdd = $this->decodedParamValues($preserveParams, $requestUrl);
 
         if ($redirectUrl !== null) {
             $redirectUrl->addParams($paramsToAdd);
@@ -259,4 +257,27 @@ protected function enrichFilterCondition(Filter\Condition $condition, Query $que
             $condition->metaData()->set('columnLabel', $label);
         }
     }
+
+    /**
+     * Decode the given param names from the given Url
+     *
+     * @internal This is only a helping method to prevent params being encoded multiple times in
+     * {@see SearchControls::createSearchBar()} and {@see SearchControls::createSearchEditor()}
+     * and therefore should not be used anywhere else.
+     *
+     * @return array<string, mixed> decoded key => value pairs
+     */
+    private function decodedParamValues(array $paramNames, Url $url): array
+    {
+        $params = [];
+        foreach ($paramNames as $param) {
+            $val = $url->getParam($param);
+
+            if ($val !== null) {
+                $params[$param] = $val;
+            }
+        }
+
+        return $params;
+    }
 }