Paid Memberships Pro Customization add billing and shipping fields to Add Member from Admin

pmpro-customizations_add_member_billing_shipping.php

<?php
/**
 * Add Billing Address fields to the User Profile Edit page(s) and Add Member page.
 *
 * 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 show_pmpro_billing_address_fields_on_add_member() {
	global $pmpro_countries;

	// Don't break if PMPro is out of date or not loaded.
	if ( ! function_exists( 'pmpro_add_user_field' ) ) {    // pmprorh_add_registration_field
		return;
	}

	//define the fields
	$fields   = array();
	$fields[] = new PMPro_Field(
		'pmpro_baddress1',
		'text',
		array(
			'label'     => 'Billing Address 1',
			'profile'   => 'only',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_baddress2',
		'text',
		array(
			'label'     => 'Billing Address 2',
			'profile'   => 'only',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_bcity',
		'text',
		array(
			'label'     => 'Billing City',
			'profile'   => 'only',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_bstate',
		'text',
		array(
			'label'     => 'Billing State',
			'profile'   => 'only',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_bzipcode',
		'text',
		array(
			'label'     => 'Billing Postal Code',
			'size'      => 10,
			'profile'   => 'only',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_bcountry',
		'select',
		array(
			'label'     => 'Billing Country',
			'profile'   => 'only',
			'addmember' => true,
			'options'   => $pmpro_countries,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_bphone',
		'text',
		array(
			'label'     => 'Billing Phone',
			'profile'   => 'only',
			'addmember' => true,
		)
	);

	// Add a field group to put our fields into.
	pmpro_add_field_group( 'Billing Address' );

	foreach ( $fields as $field ) {
		pmpro_add_user_field( 'Billing Address', $field );
	}
}
add_action( 'init', 'show_pmpro_billing_address_fields_on_add_member', 10 );

/**
 * Add Shipping/Mailing Address fields to the Add Member page.
 *
 * 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/
 */
// Show Shipping Address fields on Add Member
function show_pmpro_shipping_address_fields_on_add_member() {
	global $pagenow, $pmpro_countries;

	// Don't break if PMPro is out of date or not loaded.
	if ( ! function_exists( 'pmpro_add_user_field' ) ) {    // pmprorh_add_registration_field
		return;
	}

	// Don't load shipping details on User Profile page as it's already
	// loaded by the pmpro-shipping plugin
	if ( $pagenow !== 'admin.php' && ( empty( $_REQUEST['page'] ) || $_REQUEST['page'] !== 'pmpro-addmember' ) ) {
		return;
	}

	//define the fields
	$fields = array();

	$fields[] = new PMPro_Field(
		'pmpro_saddress1',
		'text',
		array(
			'label'     => 'Shipping Address 1',
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_saddress2',
		'text',
		array(
			'label'     => 'Shipping Address 2',
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_scity',
		'text',
		array(
			'label'     => 'Shipping City',
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_sstate',
		'text',
		array(
			'label'     => 'Shipping State',
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_szipcode',
		'text',
		array(
			'label'     => 'Shipping Postal Code',
			'size'      => 10,
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_scountry',
		'select',
		array(
			'label'     => 'Shipping Country',
			'profile'   => 'only_admin',
			'addmember' => true,
			'options'   => $pmpro_countries,
		)
	);
	$fields[] = new PMPro_Field(
		'pmpro_sphone',
		'text',
		array(
			'label'     => 'Shipping Phone',
			'profile'   => 'only_admin',
			'addmember' => true,
		)
	);

	//add the fields into a new checkout_boxes are of the checkout page
	foreach ( $fields as $field ) {
		pmpro_add_user_field( 'profile', $field );
	}
}
add_action( 'init', 'show_pmpro_shipping_address_fields_on_add_member', 20 );