Ojs\AdminBundle\Controller\AdminPublisherApplicationController::indexAction PHP Method

    public function indexAction()
    {
        $data = array();
        $source = new Entity('OjsJournalBundle:Publisher', 'application');
        $tableAlias = $source->getTableAlias();
        $source->manipulateQuery(function (QueryBuilder $query) use($tableAlias) {
            $query->andWhere($tableAlias . ".status = :status")->setParameter('status', 0);
            return $query;
        });
        $grid = $this->get('grid')->setSource($source);
        $gridAction = $this->get('grid_action');
        $grid->getColumn('status')->manipulateRenderCell(function ($value) {
            return $this->get('translator')->trans(Publisher::$statuses[$value]);
        });
        $rowAction = array();
        $saveAction = new RowAction('<i class="fa fa-save"></i>', 'ojs_admin_application_publisher_save');
        $saveAction->setRouteParameters(['id']);
        $saveAction->setAttributes(['class' => 'btn btn-primary btn-xs', 'title' => $this->get('translator')->trans('institute.merge_as_new_institute')]);
        $rowAction[] = $saveAction;
        $rowAction[] = $gridAction->showAction('ojs_admin_application_publisher_show', 'id');
        $rowAction[] = $gridAction->editAction('ojs_admin_application_publisher_edit', 'id');
        $rowAction[] = $gridAction->deleteAction('ojs_admin_application_publisher_delete', 'id');
        $actionColumn = new ActionsColumn("actions", 'actions');
        $actionColumn->setRowActions($rowAction);
        $grid->addColumn($actionColumn);
        $data['grid'] = $grid;
        return $grid->getGridResponse('OjsAdminBundle:AdminApplication:publisher.html.twig', $data);
    }