/** * GUARD 1: ?_paged=N fuera de rango -> 404 * Si paged > max_num_pages respondemos 404 en vez de 200 vacio. */ add_action('template_redirect', 'ph_guard_out_of_range_paged', 5); function ph_guard_out_of_range_paged() { if (is_admin() || (defined('DOING_AJAX') && DOING_AJAX)) return; if (!isset($_GET['_paged']) || !is_numeric($_GET['_paged'])) return; $paged = (int) $_GET['_paged']; if ($paged <= 1) return; global $wp_query; $max = (int) ($wp_query->max_num_pages ?? 0); if ($max === 0 || $paged > $max) { $wp_query->set_404(); status_header(404); nocache_headers(); add_filter('wpseo_canonical', '__return_false', 999); add_filter('rank_math/frontend/canonical', '__return_false', 999); } } /** * GUARD 2: /page/N/ nativo -> redirigir a ?_paged=N o 404 * Las URLs /page/N/ no deberian ser accesibles (el frontend usa ?_paged=). * Si N esta en rango: 301 a baseURL?_paged=N * Si N esta fuera de rango: 404 */ add_action('template_redirect', 'ph_redirect_native_page_to_custom_paged', 6); function ph_redirect_native_page_to_custom_paged() { if (is_admin() || (defined('DOING_AJAX') && DOING_AJAX)) return; if (!is_paged()) return; $paged = (int) get_query_var('paged'); if ($paged <= 1) return; global $wp_query; $max = (int) ($wp_query->max_num_pages ?? 0); if ($max > 0 && $paged > $max) { $wp_query->set_404(); status_header(404); nocache_headers(); return; } $base_url = ''; if (is_category() || is_tag() || is_tax()) { $obj = get_queried_object(); if ($obj) { $url = get_term_link($obj); if ($url && !is_wp_error($url)) $base_url = $url; } } elseif (is_post_type_archive()) { $post_type = get_query_var('post_type'); if (is_array($post_type)) $post_type = reset($post_type); $url = get_post_type_archive_link($post_type); if ($url && !is_wp_error($url)) $base_url = $url; } if (empty($base_url)) return; $redirect = add_query_arg('_paged', $paged, user_trailingslashit($base_url)); wp_redirect($redirect, 301); exit; } Siux Liberty Control 2023, Analysis and Best Prices Guaranteed