protected function aggregate( \Aimeos\MW\View\Iface $view, ServerRequestInterface $request, ResponseInterface $response )
	{
		$view->data = $this->getController( $view )->sort()
			->slice( $view->param( 'page/offset', 0 ), $view->param( 'page/limit', 10000 ) )
			->aggregate( $view->param( 'aggregate' ) );

		return $response;
	}