Make custom User Fields read-only for registered members #pmpro

lock-down-user-fields-for-subscribers.php

<?php
/**
 * Change PMPro User Field type based on user role.
 *
 * This code allows admin users to edit fields that appear as readonly for other users.
 *
 * title: Change PMPro User Field Type by Role
 * collection: user-fields
 * category: custom-fields
 *
 * customize with your user fields "name" see lines 31, or add others.
 *
 * 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 my_pmpro_dynamic_user_fields_by_role() {
	// Don't break if PMPro isn't fully loaded.
	if ( ! function_exists( 'pmpro_add_user_field' ) ) {
		return;
	}

	// Determine field type: readonly by default, editable for admins.
	$field_type = 'readonly';
	if ( is_user_logged_in() && current_user_can( 'manage_options' ) ) {
		$field_type = 'text';
	}

	// Define your custom fields here: key = meta key, label = field label.
	$custom_fields = array(
		'company'     => 'Company',
		'mm_location' => 'Location',
	);

	// Add a custom group for organization.
	pmpro_add_field_group( 'Membership Information' );

	// Loop through the fields and register them with the appropriate type.
	foreach ( $custom_fields as $meta_key => $label ) {
		$field = new PMPro_Field(
			$meta_key,
			$field_type,
			array(
				'label'   => $label,
				'profile' => "only",
				
			)
		);

		pmpro_add_user_field( 'Membership Information', $field );
	}
}
add_action( 'init', 'my_pmpro_dynamic_user_fields_by_role' );