Written by Anonymous
add_action('template_redirect', function() { if (is_page('208')) { $referer = [home_url('/sanpai/'), 'https://buy.stripe.com/test_aEU3eR1af5EA6Q07ss']; if (!isset($_SERVER['HTTP_REFERER']) || !in_array($_SERVER['HTTP_REFERER'], $referer)) { wp_safe_redirect($referer[0]); exit(); } } });