Integrate WP Hide Post and SearchWP

gistfile1.php

<?php

/**
 * Integrate WP Hide Post and SearchWP
 * @link https://searchwp.com/docs/kb/integrate-wp-hide-post-and-searchwp/
 * 
 * @param $ids
 * @param $engine
 * @param $terms
 *
 * @return array Excluded post IDs
 */
function wp_hide_posts_searchwp_exclude( $ids, $engine, $terms ) {
    $args = array(
        'post_type'         => 'any',
        'post_status'       => 'any',
        'nopaging'          => true,
        'fields'            => 'ids',
        'meta_query' => array(
            'relation' => 'OR',
            array(
                'key'       => '_wplp_post_search',
                'value'     => true,
            ),
            array(
                'key'       => '_wplp_page_search',
                'value'     => true,
            ),
        ),
    );

    $wp_hide_posts_ids = get_posts( $args );

    if ( ! empty( $wp_hide_posts_ids ) ) {
        $ids = array_merge( $ids, $wp_hide_posts_ids );
        $ids = array_map( 'absint', $ids );
        $ids = array_unique( $ids );
    }

    return $ids;
}

add_filter( 'searchwp_exclude', 'wp_hide_posts_searchwp_exclude', 10, 3 );