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<?php
namespace App\Blog\Tag;
use App\Controller;
use App\Blog\Entity\Post;
use App\Blog\Entity\Tag;
use App\Blog\Post\PostRepository;
use Cycle\ORM\ORMInterface;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;
use Yiisoft\Data\Paginator\OffsetPaginator;
final class TagController extends Controller
{
private const POSTS_PER_PAGE = 10;
protected function getId(): string
return 'blog/tag';
}
public function index(Request $request, ORMInterface $orm): Response
/** @var TagRepository $tagRepo */
$tagRepo = $orm->getRepository(Tag::class);
/** @var PostRepository $postRepo */
$postRepo = $orm->getRepository(Post::class);
$label = $request->getAttribute('label', null);
$pageNum = (int)$request->getAttribute('page', 1);
$item = $tagRepo->findByLabel($label);
if ($item === null) {
return $this->responseFactory->createResponse(404);
// preloading of posts
$paginator = (new OffsetPaginator($postRepo->findByTag($item->getId())))
->withPageSize(self::POSTS_PER_PAGE)
->withCurrentPage($pageNum);
$data = [
'item' => $item,
'paginator' => $paginator,
];
return $this->render('index', $data);
yiisoft /
yii-demo
