Unifik controller with APYDatagrid example

gistfile1.php

<?php

    /**
     * Lists all Allergen entities.
     *
     * @return Response
     */
    public function listAction()
    {
        $source = new Entity('AlikiSystemBundle:Allergen');
        $tableAlias = $source->getTableAlias();
        $locale = $this->getRequest()->getLocale();

        $source->manipulateQuery(function($query) use ($tableAlias, $locale){
            /** @var $query QueryBuilder*/
            $query->resetDQLPart('join');
            $query->leftJoin($tableAlias . '.translations', '_translations', 'WITH', $query->expr()->orX(
                $query->expr()->eq('_translations.locale', ':locale'),
                $query->expr()->isNull('_translations.id')
            ));
            $query->setParameter('locale', $locale);
        });

        $grid = $this->get('grid');

        // Attach the source to the grid
        $grid->setSource($source);
        $rowAction = new RowAction('Edit', 'aliki_system_backend_allergen_edit');
        $rowAction->setRouteParameters(['id']);
        $rowAction->setRouteParametersMapping(['id' => 'allergenId']);
        $grid->addRowAction($rowAction);

        // Manage the grid redirection, exports and the response of the controller
        return $grid->getGridResponse('AlikiSystemBundle:Backend/Allergen/Allergen:grid.html.twig');
    }