prestashop-module/retailcrm/lib/RetailcrmService.php

<?php

class Service
{
    public static function getDate($file)
    {
        if (file_exists($file)) {
            $result = file_get_contents($file);
        } else {
            $result = date('Y-m-d H:i:s', strtotime('-1 days', strtotime(date('Y-m-d H:i:s'))));
        }

        return $result;
    }

    public static function explodeFIO($string)
    {
        $result = array();
        $parse = (!$string) ? false : explode(" ", $string, 3);

        switch (count($parse)) {
            case 1:
                $result['firstName'] = $parse[0];
                break;
            case 2:
                $result['firstName'] = $parse[1];
                $result['lastName'] = $parse[0];
                break;
            case 3:
                $result['firstName'] = $parse[1];
                $result['lastName'] = $parse[0];
                $result['patronymic'] = $parse[2];
                break;
            default:
                return false;
        }

        return $result;
    }

}