Add a hide member profile from Member Directory in Add Member from Admin

pmpromd-hide-from-directory-addmember-field.php

<?php
/**
 * This recipe creates a checkbox in addmember to optionally
 * hide a member's profile from the Member Directory and Profile
 * pages.
 *
 * @requires Register Helper Add On
 * @link https://www.paidmembershipspro.com/add-ons/pmpro-register-helper-add-checkout-and-profile-fields/
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */
function pmpromd_hide_from_directory_addmember_field() {
	// Don't break if Register Helper is not loaded.
	if ( ! function_exists( 'pmprorh_add_registration_field' ) ) {
		return false;
	}

	// Bail if not in administrative area or Member Directory not active.
	if ( ! is_admin() || ! function_exists( 'pmpro_addmember' ) || ! defined( 'PMPRO_MEMBER_DIRECTORY_VERSION' ) ) {
		return;
	}

	// Define the field.
	$fields = array();

	$fields[] = new PMProRH_Field(
		'pmpromd_hide_directory',
		'checkbox',
		array(
			'label'     => 'Member Directory',
			'text'      => 'Exclude profile from the member directory.',
			'profile'   => false,
			'addmember' => true,
		)
	);

	// Add the fields into the checkout_boxes are of the checkout page.
	foreach ( $fields as $field ) {
		pmprorh_add_registration_field(
			'checkout_boxes',
			$field
		);
	}
}
add_action( 'init', 'pmpromd_hide_from_directory_addmember_field' );