Add untrash order hook (COT/HPOS). (#35087)

plugins/woocommerce/changelog/fix-35018-untrash-order-hook

@@ -0,0 +1,4 @@
+Significance: patch
+Type: tweak
+
+Introduces new hook `woocommerce_untrash_order` as a COT/HPOS analog to `untrash_post`.

plugins/woocommerce/src/Internal/DataStores/Orders/OrdersTableDataStore.php

@@ -1838,6 +1838,16 @@ FROM $order_meta_table
 			return false;
 		}
 
+		/**
+		 * Fires before an order is restored from the trash.
+		 *
+		 * @since 7.2.0
+		 *
+		 * @param int    $order_id        Order ID.
+		 * @param string $previous_status The status of the order before it was trashed.
+		 */
+		do_action( 'woocommerce_untrash_order', $order->get_id(), $previous_status );
+
 		$order->set_status( $previous_status );
 		$order->save();
 
@@ -1845,6 +1855,7 @@ FROM $order_meta_table
 		if ( $previous_status === $order->get_status() ) {
 			$order->delete_meta_data( '_wp_trash_meta_status' );
 			$order->delete_meta_data( '_wp_trash_meta_time' );
+
 			return true;
 		}