Doctrine shortcuts

DoctrineTrait.php

<?php

namespace AppBundle\Utils;

use ReflectionClass;

trait DoctrineTrait
{
    /**
     * Deduces the entity's name from the controller name
     * @return string The entity's name
     */
    protected function getEntityName()
    {
        $reflection = new ReflectionClass($this);
        $className = $reflection->getShortName();
        return preg_replace('/Controller$/', '', $className);
    }

    /**
     * Returns the appropriate repository for the controller
     * @return \Doctrine\Common\Persistence\ObjectRepository
     */
    protected function getRepository()
    {
        return $this
            ->getDoctrine()
            ->getRepository('AppBundle:' . $this->getEntityName());
    }

    /**
     * Returns doctrine's entity manager
     * @return \Doctrine\Common\Persistence\ObjectManager|object
     */
    protected function getManager()
    {
        return $this
            ->getDoctrine()
            ->getManager();
    }

    protected function getAllQuery()
    {
        return $this
            ->getRepository()
            ->createQueryBuilder('alias');
    }
}