Add actions before and after deleting product(s). (#2368)

includes/Dashboard/Templates/Products.php

@@ -621,6 +621,8 @@ public function handle_delete_product() {
             exit;
         }
 
+        do_action( 'dokan_product_delete', $product_id );
+
         dokan()->product->delete( $product_id, true );
 
         do_action( 'dokan_product_deleted', $product_id );

includes/Product/Hooks.php

@@ -247,11 +247,13 @@ public function bulk_product_delete( $action, $products ) {
             return;
         }
 
+        do_action( 'dokan_product_bulk_delete', $products );
         foreach ( $products as $product_id ) {
             if ( dokan_is_product_author( $product_id ) ) {
                 dokan()->product->delete( $product_id, true );
             }
         }
+        do_action( 'dokan_product_bulk_deleted', $products );
 
         wp_safe_redirect( add_query_arg( [ 'message' => 'product_deleted' ], dokan_get_navigation_url( 'products' ) ) );
         exit;