wcfm-hide-offline-disable-vendor-archived-products

add_action('pre_get_posts', function($q) {
    if(!$q->is_main_query()) return;
    if( is_shop() || is_product_category() || is_product_taxonomy() || is_product_tag() ) {
        $args = array(
            'fields' => 'ID',
            'meta_query' => array(
                'relation' => 'OR',
                array(
                    'key' => '_disable_vendor',
                    'compare'=>'EXISTS',
                ),
                array(
                    'key' => '_wcfm_store_offline',
                    'compare'=>'EXISTS',
                ),
            ),
        );
        $vendors = get_users($args);
        $q->set('author__not_in', $vendors);
        $product_args = array(
            'limit'            => -1,
            'status'           => array('archived'),
            'return'           => 'ids',
        );
        $product_ids = wc_get_products($product_args);
        $q->set('post__not_in', $product_ids);
    }
    return $args;
});