Create guest authors from users

guest_authors_from_users.php

<?php

//Quick and dirty for the sake of initial testing

require_once('wp-load.php');

function create_coauthors_from_users() {
	
	global $wpdb;
	global $coauthors_plus;

        $sort = 'ID';
	$users = $wpdb->get_col($wpdb->prepare("SELECT $wpdb->users.ID FROM $wpdb->users ORDER BY %s ASC", $sort ));

	foreach ($users as $user) {
	    $coauthors_plus->guest_authors->create_guest_author_from_user_id($user);
	}	
} 

create_coauthors_from_users();

?>