symfony postrepository

<?php
// src/BlobBundle/Repository/PostRepository.php
namespace BlogBundle\Repository;

use BlogBundle\Entity\Post;
use Doctrine\ORM\EntityRepository;

class PostRepository extends EntityRepository
{
    /**
     * Store post to database
     *
     * @param Post $post
     */
    public function persist(Post $post)
    {
        $this->getEntityManager()->persist($post);
        $this->getEntityManager()->flush();
    }

    /**
     * Search posts with given author's name
     *
     * @param string $name
     * @return array
     */
    public function findByAuthorName($name)
    {
        return $this->createQueryBuilder('posts')
            ->select('posts')
            ->join('posts.author', 'author')
            ->where('author.name = :name')
            ->setParameter('name', $name)
            ->getQuery()
            ->getResult();
    }
}





http://github.com/shfx17