PHP script to create admin user for Magento

createAdminUser.php

<?php
error_reporting(E_ALL | E_STRICT);
require_once  'app/Mage.php';
Mage::setIsDeveloperMode(true);
ini_set('display_errors', 1);
umask(0);
Mage::app();
Mage::app()->setCurrentStore(Mage::getModel('core/store')->load(Mage_Core_Model_App::ADMIN_STORE_ID));

$username = 'peterjaap';//desired username
$firstname = "Peter Jaap";//desired firstname
$lastname = "Blaakmeer";//desired lastname
$email = "peterjaap@elgentos.nl";//desired email
$pass = 'password_here';//desired password

$user = Mage::getModel('admin/user')->load($username, 'username');
if ($user->getId()){
    echo "User {$username} already exists";
    exit;
}

$user->setUsername($username)
  ->setFirstname($firstname)
  ->setLastname($lastname)
  ->setEmail($email)
  ->setPassword($pass)
  ;
  
$result = $user->validate();
if (is_array($result)){
    foreach ($result as $res){
        echo $res."\n";
    }
    exit;
}

try{
    $user->setForceNewPassword(true);
    $user->save();
    $user->setRoleIds(array(1))->saveRelations();
    echo "User {$username} was created";
    exit;
} catch (Exception $e){
    echo $e->getMessage();
}