DeleteController.php

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<?php

namespace Admingenerated\EtraliGinangBundle\BaseCityController;

use Admingenerator\GeneratorBundle\Controller\Doctrine\BaseController as BaseController;
use Symfony\Component\HttpFoundation\RedirectResponse;



class DeleteController extends BaseController
{
    public function indexAction($pk)
    {
        try {
            $City = $this->getObject($pk);

            

            $this->preRemove($City);
            $this->process($City);
            $this->postRemove($City);

            $this->get('session')->setFlash('success', $this->get('translator')->trans("batch.delete.success", array(), 'Admingenerator') );
        } catch (\Exception $e) {
            $this->get('session')->setFlash('error', $this->get('translator')->trans("batch.delete.error", array(), 'Admingenerator') );
            $this->onException($e, $City);
        }

        return new RedirectResponse($this->generateUrl("Etrali_GinangBundle_City_list"));
    }

    /**
    * This method is here to make your life better, so overwrite  it
    *
    * @param \Exception $exception throwed exception
    * @param \Etrali\GinangBundle\Entity\City $City your \Etrali\GinangBundle\Entity\City object
    */
    public function onException(\Exception $exception, \Etrali\GinangBundle\Entity\City $City)
    {
    }

    /**
    * This method is here to make your life better, so overwrite it
    *
    * @param \Etrali\GinangBundle\Entity\City $City your \Etrali\GinangBundle\Entity\City object
    */
    public function preRemove(\Etrali\GinangBundle\Entity\City $City)
    {
    }

    /**
    * This method is here to make your life better, so overwrite it
    *
    * @param \Etrali\GinangBundle\Entity\City $City your \Etrali\GinangBundle\Entity\City object
    */
    public function postRemove(\Etrali\GinangBundle\Entity\City $City)
    {
    }


    protected function getObject($pk)
    {
        $City = $this->getDoctrine()
             ->getEntityManager()
             ->getRepository('Etrali\GinangBundle\Entity\City')
             ->find($pk);

        if (!$City) {
            throw new \InvalidArgumentException("No Etrali\GinangBundle\Entity\City found on idCity : $pk");
        }

        return $City;
    }

    protected function process(\Etrali\GinangBundle\Entity\City $City)
    {
        $em = $this->getDoctrine()->getEntityManager();
        $em->remove($City);
        $em->flush();
        $em->clear();
    }

}