<?php

/*
* it means someone outside wp is accessing the file, in this case kill it.
*/
if (!defined('ABSPATH')) {
	die('You can not access this file!');
}


function restrict_author_page_CIPF() {
	PLGNTLS_class::debug_infos();
	$role_fipf = PLGNTLS_class::ROLE_FIPF;
	$role_admin = PLGNTLS_class::ROLE_ADMIN;

	if (!is_author())
		return;

	$current_user = wp_get_current_user();

	/*
	* check multiple user roles
	* https://developer.wordpress.org/reference/functions/current_user_can/#div-comment-4083
	* if user->role is found in array of allowed role, no redirection needed
	*
	*/
	$allowed_roles = array($role_admin, $role_fipf);
	if (array_intersect($allowed_roles, $current_user->roles))
		return;

	/*
	* get_queried_object_id() would work too
	* here get_the_author_meta works and is more explicit
	*
	$author_id = get_queried_object_id();
	*/
	$author_id = get_the_author_meta( 'ID' ); 

	$current_user_id = get_current_user_id();

	if ($current_user_id != $author_id) {
		wp_redirect(home_url(), 301);
		exit;
	}
}
add_action('template_redirect', 'restrict_author_page_CIPF', 10);


?>