wallabag/src/Wallabag/CoreBundle/Controller/FeedController.php

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<?php
namespace Wallabag\CoreBundle\Controller;
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use Pagerfanta\Adapter\ArrayAdapter;
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use Pagerfanta\Doctrine\ORM\QueryAdapter as DoctrineORMAdapter;
use Pagerfanta\Exception\OutOfRangeCurrentPageException;
use Pagerfanta\Pagerfanta;
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use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
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use Symfony\Bundle\FrameworkBundle\Controller\Controller;
use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
use Symfony\Component\Routing\Annotation\Route;
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use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
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use Wallabag\CoreBundle\Entity\Tag;
use Wallabag\CoreBundle\Helper\PreparePagerForEntries;
use Wallabag\CoreBundle\Repository\EntryRepository;
use Wallabag\UserBundle\Entity\User;
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class FeedController extends Controller
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{
/**
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* Shows unread entries for current user.
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*
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* @Route("/feed/{username}/{token}/unread/{page}", name="unread_feed", defaults={"page"=1, "_format"="xml"})
*
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* @ParamConverter("user", class="Wallabag\UserBundle\Entity\User", converter="username_feed_token_converter")
*
* @param $page
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*
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* @return Response
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*/
public function showUnreadFeedAction(User $user, $page)
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{
return $this->showEntries('unread', $user, $page);
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}
/**
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* Shows read entries for current user.
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*
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* @Route("/feed/{username}/{token}/archive/{page}", name="archive_feed", defaults={"page"=1, "_format"="xml"})
*
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* @ParamConverter("user", class="Wallabag\UserBundle\Entity\User", converter="username_feed_token_converter")
*
* @param $page
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*
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* @return Response
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*/
public function showArchiveFeedAction(User $user, $page)
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{
return $this->showEntries('archive', $user, $page);
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}
/**
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* Shows starred entries for current user.
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*
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* @Route("/feed/{username}/{token}/starred/{page}", name="starred_feed", defaults={"page"=1, "_format"="xml"})
*
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* @ParamConverter("user", class="Wallabag\UserBundle\Entity\User", converter="username_feed_token_converter")
*
* @param $page
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*
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* @return Response
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*/
public function showStarredFeedAction(User $user, $page)
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{
return $this->showEntries('starred', $user, $page);
}
/**
* Shows all entries for current user.
*
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* @Route("/feed/{username}/{token}/all/{page}", name="all_feed", defaults={"page"=1, "_format"="xml"})
*
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* @ParamConverter("user", class="Wallabag\UserBundle\Entity\User", converter="username_feed_token_converter")
*
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* @return Response
*/
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public function showAllFeedAction(User $user, $page)
{
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return $this->showEntries('all', $user, $page);
}
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/**
* Shows entries associated to a tag for current user.
*
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* @Route("/feed/{username}/{token}/tags/{slug}/{page}", name="tag_feed", defaults={"page"=1, "_format"="xml"})
*
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* @ParamConverter("user", class="Wallabag\UserBundle\Entity\User", converter="username_feed_token_converter")
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* @ParamConverter("tag", options={"mapping": {"slug": "slug"}})
*
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* @return Response
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*/
public function showTagsFeedAction(Request $request, User $user, Tag $tag, $page)
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{
$sort = $request->query->get('sort', 'created');
$sorts = [
'created' => 'createdAt',
'updated' => 'updatedAt',
];
if (!isset($sorts[$sort])) {
throw new BadRequestHttpException(sprintf('Sort "%s" is not available.', $sort));
}
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$url = $this->generateUrl(
'tag_feed',
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[
'username' => $user->getUsername(),
'token' => $user->getConfig()->getFeedToken(),
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'slug' => $tag->getSlug(),
],
UrlGeneratorInterface::ABSOLUTE_URL
);
$entriesByTag = $this->get(EntryRepository::class)->findAllByTagId(
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$user->getId(),
$tag->getId(),
$sorts[$sort]
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);
$pagerAdapter = new ArrayAdapter($entriesByTag);
$entries = $this->get(PreparePagerForEntries::class)->prepare(
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$pagerAdapter,
$user
);
$perPage = $user->getConfig()->getFeedLimit() ?: $this->getParameter('wallabag_core.feed_limit');
$entries->setMaxPerPage($perPage);
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if (null === $entries) {
throw $this->createNotFoundException('No entries found?');
}
try {
$entries->setCurrentPage($page);
} catch (OutOfRangeCurrentPageException $e) {
if ($page > 1) {
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return $this->redirect($url . '?page=' . $entries->getNbPages(), 302);
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}
}
return $this->render(
'@WallabagCore/themes/common/Entry/entries.xml.twig',
[
'type' => 'tag',
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'url' => $url,
'entries' => $entries,
'user' => $user->getUsername(),
'domainName' => $this->getParameter('domain_name'),
'version' => $this->getParameter('wallabag_core.version'),
'tag' => $tag->getSlug(),
'updated' => $this->prepareFeedUpdatedDate($entries, $sort),
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],
new Response('', 200, ['Content-Type' => 'application/atom+xml'])
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);
}
private function prepareFeedUpdatedDate(Pagerfanta $entries, $sort = 'created')
{
$currentPageResults = $entries->getCurrentPageResults();
if (isset($currentPageResults[0])) {
$firstEntry = $currentPageResults[0];
if ('created' === $sort) {
return $firstEntry->getCreatedAt();
}
return $firstEntry->getUpdatedAt();
}
return null;
}
/**
* Global method to retrieve entries depending on the given type
* It returns the response to be send.
*
* @param string $type Entries type: unread, starred or archive
* @param int $page
*
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* @return Response
*/
private function showEntries($type, User $user, $page = 1)
{
$repository = $this->get(EntryRepository::class);
switch ($type) {
case 'starred':
$qb = $repository->getBuilderForStarredByUser($user->getId());
break;
case 'archive':
$qb = $repository->getBuilderForArchiveByUser($user->getId());
break;
case 'unread':
$qb = $repository->getBuilderForUnreadByUser($user->getId());
break;
case 'all':
$qb = $repository->getBuilderForAllByUser($user->getId());
break;
default:
throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
}
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$pagerAdapter = new DoctrineORMAdapter($qb->getQuery(), true, false);
$entries = new Pagerfanta($pagerAdapter);
$perPage = $user->getConfig()->getFeedLimit() ?: $this->getParameter('wallabag_core.feed_limit');
$entries->setMaxPerPage($perPage);
$url = $this->generateUrl(
$type . '_feed',
[
'username' => $user->getUsername(),
'token' => $user->getConfig()->getFeedToken(),
],
UrlGeneratorInterface::ABSOLUTE_URL
);
try {
$entries->setCurrentPage((int) $page);
} catch (OutOfRangeCurrentPageException $e) {
if ($page > 1) {
return $this->redirect($url . '/' . $entries->getNbPages());
}
}
return $this->render('@WallabagCore/themes/common/Entry/entries.xml.twig', [
'type' => $type,
'url' => $url,
'entries' => $entries,
'user' => $user->getUsername(),
'domainName' => $this->getParameter('domain_name'),
'version' => $this->getParameter('wallabag_core.version'),
'updated' => $this->prepareFeedUpdatedDate($entries),
],
new Response('', 200, ['Content-Type' => 'application/atom+xml'])
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);
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}
}