src/Wallabag/CoreBundle/Controller/RssController.php

   1 <?php
   2
   3 namespace Wallabag\CoreBundle\Controller;
   4
   5 use Pagerfanta\Adapter\ArrayAdapter;
   6 use Pagerfanta\Adapter\DoctrineORMAdapter;
   7 use Pagerfanta\Exception\OutOfRangeCurrentPageException;
   8 use Pagerfanta\Pagerfanta;
   9 use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
  10 use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
  11 use Symfony\Bundle\FrameworkBundle\Controller\Controller;
  12 use Symfony\Component\HttpFoundation\Request;
  13 use Symfony\Component\HttpFoundation\Response;
  14 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
  15 use Wallabag\CoreBundle\Entity\Entry;
  16 use Wallabag\CoreBundle\Entity\Tag;
  17 use Wallabag\UserBundle\Entity\User;
  18
  19 class RssController extends Controller
  20 {
  21     /**
  22      * Shows unread entries for current user.
  23      *
  24      * @Route("/feed/{username}/{token}/unread/{page}", name="unread_rss", defaults={"page": 1})
  25      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  26      *
  27      * @param User $user
  28      * @param $page
  29      * @return \Symfony\Component\HttpFoundation\Response
  30      */
  31     public function showUnreadRSSAction(User $user, $page)
  32     {
  33         return $this->showEntries('unread', $user, $page);
  34     }
  35
  36     /**
  37      * Shows read entries for current user.
  38      *
  39      * @Route("/feed/{username}/{token}/archive/{page}", name="archive_rss", defaults={"page": 1})
  40      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  41      *
  42      * @param User $user
  43      * @param $page
  44      * @return \Symfony\Component\HttpFoundation\Response
  45      */
  46     public function showArchiveRSSAction(User $user, $page)
  47     {
  48         return $this->showEntries('archive', $user, $page);
  49     }
  50
  51     /**
  52      * Shows starred entries for current user.
  53      *
  54      * @Route("/feed/{username}/{token}/starred/{page}", name="starred_rss", defaults={"page": 1})
  55      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  56      *
  57      * @param User $user
  58      * @param $page
  59      * @return \Symfony\Component\HttpFoundation\Response
  60      */
  61     public function showStarredRSSAction(User $user, $page)
  62     {
  63         return $this->showEntries('starred', $user, $page);
  64     }
  65
  66     /**
  67      * Shows all entries for current user.
  68      *
  69      * @Route("/{username}/{token}/all.xml", name="all_rss", defaults={"_format"="xml"})
  70      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  71      *
  72      * @return \Symfony\Component\HttpFoundation\Response
  73      */
  74     public function showAllRSSAction(Request $request, User $user)
  75     {
  76         return $this->showEntries('all', $user, $request->query->get('page', 1));
  77     }
  78
  79     /**
  80      * Shows entries associated to a tag for current user.
  81      *
  82      * @Route("/{username}/{token}/tags/{slug}.xml", name="tag_rss", defaults={"_format"="xml"})
  83      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  84      * @ParamConverter("tag", options={"mapping": {"slug": "slug"}})
  85      *
  86      * @return \Symfony\Component\HttpFoundation\Response
  87      */
  88     public function showTagsAction(Request $request, User $user, Tag $tag)
  89     {
  90         $page = $request->query->get('page', 1);
  91
  92         $url = $this->generateUrl(
  93             'tag_rss',
  94             [
  95                 'username' => $user->getUsername(),
  96                 'token' => $user->getConfig()->getRssToken(),
  97                 'slug' => $tag->getSlug(),
  98             ],
  99             UrlGeneratorInterface::ABSOLUTE_URL
 100         );
 101
 102         $entriesByTag = $this->get('wallabag_core.entry_repository')->findAllByTagId(
 103             $user->getId(),
 104             $tag->getId()
 105         );
 106
 107         $pagerAdapter = new ArrayAdapter($entriesByTag);
 108
 109         $entries = $this->get('wallabag_core.helper.prepare_pager_for_entries')->prepare(
 110             $pagerAdapter,
 111             $user
 112         );
 113
 114         if (null === $entries) {
 115             throw $this->createNotFoundException('No entries found?');
 116         }
 117
 118         try {
 119             $entries->setCurrentPage($page);
 120         } catch (OutOfRangeCurrentPageException $e) {
 121             if ($page > 1) {
 122                 return $this->redirect($url . '?page=' . $entries->getNbPages(), 302);
 123             }
 124         }
 125
 126         return $this->render(
 127             '@WallabagCore/themes/common/Entry/entries.xml.twig',
 128             [
 129                 'url_html' => $this->generateUrl('tag_entries', ['slug' => $tag->getSlug()], UrlGeneratorInterface::ABSOLUTE_URL),
 130                 'type' => 'tag (' . $tag->getLabel() . ')',
 131                 'url' => $url,
 132                 'entries' => $entries,
 133             ],
 134             new Response('', 200, ['Content-Type' => 'application/rss+xml'])
 135         );
 136     }
 137
 138     /**
 139      * Global method to retrieve entries depending on the given type
 140      * It returns the response to be send.
 141      *
 142      * @param string $type Entries type: unread, starred or archive
 143      * @param User   $user
 144      * @param int    $page
 145      *
 146      * @return \Symfony\Component\HttpFoundation\Response
 147      */
 148     private function showEntries($type, User $user, $page = 1)
 149     {
 150         $repository = $this->get('wallabag_core.entry_repository');
 151
 152         switch ($type) {
 153             case 'starred':
 154                 $qb = $repository->getBuilderForStarredByUser($user->getId());
 155                 break;
 156             case 'archive':
 157                 $qb = $repository->getBuilderForArchiveByUser($user->getId());
 158                 break;
 159             case 'unread':
 160                 $qb = $repository->getBuilderForUnreadByUser($user->getId());
 161                 break;
 162             case 'all':
 163                 $qb = $repository->getBuilderForAllByUser($user->getId());
 164                 break;
 165             default:
 166                 throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
 167         }
 168
 169         $pagerAdapter = new DoctrineORMAdapter($qb->getQuery(), true, false);
 170         $entries = new Pagerfanta($pagerAdapter);
 171
 172         $perPage = $user->getConfig()->getRssLimit() ?: $this->getParameter('wallabag_core.rss_limit');
 173         $entries->setMaxPerPage($perPage);
 174
 175         $url = $this->generateUrl(
 176             $type . '_rss',
 177             [
 178                 'username' => $user->getUsername(),
 179                 'token' => $user->getConfig()->getRssToken(),
 180             ],
 181             UrlGeneratorInterface::ABSOLUTE_URL
 182         );
 183
 184         try {
 185             $entries->setCurrentPage((int) $page);
 186         } catch (OutOfRangeCurrentPageException $e) {
 187             if ($page > 1) {
 188                 return $this->redirect($url.'/'.$entries->getNbPages());
 189             }
 190         }
 191
 192         return $this->render('@WallabagCore/themes/common/Entry/entries.xml.twig', [
 193             'type' => $type,
 194             'url' => $url,
 195             'entries' => $entries,
 196             'user' => $user->getUsername(),
 197             'domainName' => $this->getParameter('domain_name'),
 198             'version' => $this->getParameter('wallabag_core.version'),
 199         ]);
 200     }
 201 }