From 6434218f961810308888b4cb7fcd6065ac081dc8 Mon Sep 17 00:00:00 2001 From: Mykyta Synelnikov Date: Mon, 4 Aug 2025 12:47:13 +0300 Subject: [PATCH] Add mobile cache bypass for specific Ultimate Member pages Prevent caching on mobile devices for login, register, and account pages in Ultimate Member. This ensures updated content is always displayed and avoids caching-related issues on these critical pages. --- includes/common/class-screen.php | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/includes/common/class-screen.php b/includes/common/class-screen.php index e9328e74..435662dc 100644 --- a/includes/common/class-screen.php +++ b/includes/common/class-screen.php @@ -19,6 +19,7 @@ if ( ! class_exists( 'um\common\Screen' ) ) { */ public function __construct() { add_filter( 'body_class', array( &$this, 'remove_admin_bar' ), 1000 ); + add_action( 'send_headers', array( &$this, 'avoid_mobile_cache' ) ); } /** @@ -40,5 +41,21 @@ if ( ! class_exists( 'um\common\Screen' ) ) { return $classes; } + + /** + * Avoid caching for mobile devices on specific pages. + */ + public function avoid_mobile_cache() { + if ( ! wp_is_mobile() ) { + return; + } + + if ( um_is_predefined_page( 'login' ) || um_is_predefined_page( 'register' ) || um_is_predefined_page( 'account' ) ) { + header( 'Cache-Control: no-store, no-cache, must-revalidate, max-age=0' ); + header( 'Cache-Control: post-check=0, pre-check=0', false ); + header( 'Pragma: no-cache' ); + header( 'Expires: 0' ); + } + } } }