dbbootstrap.php

<?php

use Doctrine\Common\Annotations\AnnotationRegistry;
use Doctrine\ODM\MongoDB\Configuration;
use Doctrine\ODM\MongoDB\DocumentManager;
use Doctrine\ODM\MongoDB\Mapping\Driver\AnnotationDriver;

if ( ! file_exists($file = __DIR__.'/vendor/autoload.php')) {
    throw new RuntimeException('Install dependencies to run this script.');
}

$loader = require_once $file;
$loader->add('Documents', __DIR__);

AnnotationRegistry::registerLoader([$loader, 'loadClass']);

$config = new Configuration();
$config->setProxyDir(__DIR__ . '/Proxies');
$config->setProxyNamespace('Proxies');
$config->setHydratorDir(__DIR__ . '/Hydrators');
$config->setHydratorNamespace('Hydrators');
$config->setDefaultDB('folketing');
$config->setMetadataDriverImpl(AnnotationDriver::create(__DIR__ . '/Documents'));

$dm = DocumentManager::create(null, $config);

// create user
$user = new User();