[英]How do I get total count for a search query in the controller in Symfony
用例 :我想将搜索查询和结果总数存储到数据库中,这样我就可以看到人们正在搜索的内容在我的应用程序中不存在。
工作原理:我可以获取并存储查询,但是我不知道如何获取搜索结果的总数。
这是来自控制器的代码示例。 当我目前尝试此操作时,得到以下信息
错误:可捕获的致命错误:无法将类Knp \\ Bundle \\ PaginatorBundle \\ Pagination \\ SlidingPagination的对象转换为字符串
我尝试通过请求$ pagination [totalCount]来将$ pagination视为数组,但这只是返回null。
public function fpcAction(Request $request)
{
$query = dump($request->query->get('q'));
$finder = $this->container->get('fos_elastica.finder.app.product');
$page = $request->query->getInt('page', 1);
$paginator = $this->get('knp_paginator');
$results = $finder->createPaginatorAdapter($query);
$pagination = $paginator->paginate($results, $page, 12);
$searchmetrics = new SearchTerms();
$searchmetrics->setSearchterm($query);
$searchmetrics->setDate(time());
// TODO: Need to get the total qty of search results for this specific query
$searchmetrics->setResultsqty($pagination);
$entityManager = $this->getDoctrine()->getManager();
$entityManager->persist($searchmetrics);
$entityManager->flush();
return $this->render('default/search.html.twig', ['searchresults' => $pagination, 'query' => $query]);
}
这是变量在树枝模板上输出时的转储:
"searchresults" => SlidingPagination {#1028 ▼
-route: "search"
-params: array:1 [▶]
-pageRange: 5
-template: "@KnpPaginator/Pagination/sliding.html.twig"
-sortableTemplate: "@KnpPaginator/Pagination/sortable_link.html.twig"
-filtrationTemplate: "@KnpPaginator/Pagination/filtration.html.twig"
#currentPageNumber: 1
#numItemsPerPage: 12
#items: array:12 [▶]
#totalCount: 8104
#paginatorOptions: array:6 [▶]
#customParameters: []
}
你应该做
$searchmetrics->setResultsqty($pagination->getTotalItemCount());
实际上, $pagination
是Knp\\Bundle\\PaginatorBundle\\Pagination\\SlidingPagination
,这是父类Knp\\Component\\Pager\\Pagination\\AbstractPagination
https://github.com/KnpLabs/knp-components/blob /master/src/Knp/Component/Pager/Pagination/AbstractPagination.php#L118:L121
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