add_filter( 'rwmb_meta_boxes', 'sage_register_meta_boxes' );
/**
 * Register meta boxes
 *
 * @param array $meta_boxes
 *
 * @return array
 */
function sage_register_meta_boxes( $meta_boxes ) {
    $prefix = 'rw_';

    //Home Metaboxes

    $meta_boxes[] = array(
        'title'  => 'Template - Home',
        'pages'  => array( 'page' ),
        // Show this meta box for posts matched below conditions
        'show'   => array(
            // With all conditions below, use this logical operator to combine them. Default is 'OR'. Case insensitive. Optional.
            'relation'    => 'OR',
            // List of page templates (used for page only). Array. Optional.
            'template'    => array( 'page-home.php' ),
            // List of post formats. Array. Case insensitive. Optional.
            'post_format' => array(),
            // List of categories IDs or names (NOT slugs). Array. Case sensitive. Optional.
            'category'    => array(),
            // Custom taxonomy. Optional.
            // Format: 'taxonomy' => list of term IDs or names (NOT slugs). Array. Case sensitive. Optional.
            'location'    => array(),
            'os'          => array(),
            // Check if page is a child page
            'is_child' => true
        ),
        'fields' => array(
            //Fields are broken into groups below
            array(
                'name' => 'Hero',
                'id'   => 'home__hero',
                'type' => 'group',
                //List of fields
                'fields' => array(
                    array(
                        'name' => __( 'H4', 'textdomain' ),
                        'id'   => $prefix . 'hometemp-hero-h4',
                        'type' => 'text',
                    ),
                ),
            ),

        ),
    );
    return $meta_boxes;
}