Add filter hook - directorist_listings_controller_orderby_options

includes/rest-api/Version1/class-listings-controller.php

@@ -1489,14 +1489,29 @@ public function get_collection_params() {
     }
 
     protected function get_orderby_possibles() {
-        return array(
-            'id'      => 'ID',
-            'include' => 'include',
-            'title'   => 'title',
-            'date'    => 'date',
-            // 'rating'  => 'rating',
-            'popular' => 'popular',
-            'price'   => 'price',
+        /**
+         * Filter the available "orderby" options used in the listings API schema and controller.
+         *
+         * This hook allows developers to modify or extend the enum values that define the orderby options
+         * for listing queries in the Directorist REST API. These options control how listings are sorted
+         * when fetched via API (e.g., by date, title, rating, etc.).
+         *
+         * @param array $orderby_options Array of allowed orderby values.
+         *
+         * @return array Modified list of orderby options.
+         */
+        return apply_filter(
+            'directorist_listings_controller_orderby_options',
+            array(
+                'id'      => 'ID',
+                'include' => 'include',
+                'title'   => 'title',
+                'date'    => 'date',
+                // 'rating'  => 'rating',
+                'popular' => 'popular',
+                'price'   => 'price',
+                'rand'    => 'rand',
+            )
         );
     }