PMPRo - Register Helper Restrict by Level

pmpro-rh-restrict-level.php

<?php
function my_pmprorh_init() {
	// don't break if Register Helper is not loaded
	if ( ! function_exists( 'pmprorh_add_registration_field' ) ) {
		return false;
	}

	$fields   = array();
	$fields[] = new PMProRH_Field(
		'besuchen_webinar',
		'radio',
		array(
			'label'    => 'Welches Webinar möchten Sie besuchen?',
			'required' => true, // make field required, set value to false to make it optional
			'profile'  => true, // show in user profile
			'options'  => array(
				'deutsch_friday'  => 'DEUTSCH: Fr. 28.05.2021 (09-13.00)',
				'deutsch_monday'  => 'DEUTSCH: Mo. 29.11.2021 (09-13.00)',
				'englisch_friday' => 'ENGLISCH: Friday 11 June, 2021 (09 am – 01 pm)',
				'englisch_monday' => 'ENGLISCH: Monday 13 December, 2021 (09 am – 01 pm)',
			),
			'levels'   => array( 3 ),

		)
	);

	$fields[] = new PMProRH_Field(
		'company',                          // input name, will also be used as meta key
		'text',                             // type of field
		array(
			'label'    => 'Company',       // custom field label
			'size'     => 40,              // input size
			'class'    => 'company',       // custom class
			'profile'  => true,            // show in user profile
			'required' => true,            // make this field required
			'levels'   => array( 3 ),
		)
	);

	foreach ( $fields as $field ) {
		pmprorh_add_registration_field(
			'checkout_boxes', // location on checkout page
			$field // PMProRH_Field object
		);
	}
}
	add_action( 'init', 'my_pmprorh_init' );
add_action( 'init', 'my_register_helper_init' );