Entity Generator for Doctrine?

run.php

<?php

use Doctrine\ORM\Tools\Setup;
use Doctrine\ORM\EntityManager;

require_once "vendor/autoload.php";

// Create a simple "default" Doctrine ORM configuration for Annotations
$isDevMode = true;
$config = Setup::createYAMLMetadataConfiguration(array(__DIR__), $isDevMode);

// database configuration parameters
$conn = array(
    'driver' => 'pdo_sqlite',
    'path' => __DIR__ . '/db.sqlite',
);

// obtaining the entity manager
$entityManager = EntityManager::create($conn, $config);

$mFactory = new \Doctrine\ORM\Tools\DisconnectedClassMetadataFactory();
$mFactory->setEntityManager($entityManager);

$entityGenerator = new \Doctrine\ORM\Tools\EntityGenerator();

// We need to build an instance of this: Doctrine\Common\Persistence\Mapping\ClassMetadata
$metadata = '....';

$entityGenerator->setGenerateAnnotations(true);
$entityGenerator->setGenerateStubMethods(true);
$entityGenerator->setNumSpaces(4);
$entityGenerator->setAnnotationPrefix('ORM');
$entityGenerator->setFieldVisibility('protected');

$entityGenerator->generateEntityClass($metadata);