hide-on-vacation-vendor-products-from-shop-page

add_action( 'pre_get_posts', function( $query ) {
    global $wpdb;
    if(!$query->is_main_query()) return;

    if( is_shop() || is_product_category() || wcfm_is_store_page() ) {
        $vacation_args = array(
            'role__in'   => apply_filters( 'wcfmmp_allwoed_vendor_user_roles', array( 'wcfm_vendor' ) ),
            'meta_query' => array(
                array(
                    array(
                        'key'     => 'wcfmmp_profile_settings',
                        'value'   => ';s:18:"wcfm_vacation_mode";s:3:"yes";',
                        'compare' => 'LIKE',
                    ),
                    array(
                        'key'     => 'wcfmmp_profile_settings',
                        'value'   => ';s:30:"wcfm_disable_vacation_purchase";s:3:"yes";',
                        'compare' => 'LIKE',
                    ),
                ),
            ),
            'fields' => 'ID',
        );
        $on_vacation = get_users( $vacation_args );
        $sql = "select user_id, meta_value from {$wpdb->prefix}usermeta where user_id IN (" . implode( ",", $on_vacation ) . ") AND meta_key = 'wcfmmp_profile_settings'";
        $result = $wpdb->get_results($sql);
        $exclude_vendor = [];
        if( !empty( $result ) ) {
            foreach ($result as $value) {
                $settings = maybe_unserialize($value->meta_value);
                if(isset($settings['wcfm_vacation_mode_type']) && 'instant' == $settings['wcfm_vacation_mode_type']) {
                    $exclude_vendor[] = $value->user_id;
                    continue;
                }
                $wcfm_vacation_start_date = isset($settings['wcfm_vacation_start_date']) ? $settings['wcfm_vacation_start_date'] : '';
                $wcfm_vacation_end_date = isset($settings['wcfm_vacation_end_date']) ? $settings['wcfm_vacation_end_date'] : '';
                if( $wcfm_vacation_start_date && $wcfm_vacation_end_date ) {
                    $current_time = strtotime( 'midnight', current_time( 'timestamp' ) );
                    $start_time = strtotime( $wcfm_vacation_start_date );
                    $end_time = strtotime( $wcfm_vacation_end_date );
                    if( ($current_time >= $start_time) && ($current_time <= $end_time) ) {
                        $exclude_vendor[] = $value->user_id;
                        continue;
                    }
                }
            }
            $exclude_vendor = array_unique($exclude_vendor);
        }
        $query->set( 'author__not_in', $exclude_vendor );
    }
}, 100 );