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      *
  30      * @return \Symfony\Component\HttpFoundation\Response
  31      */
  32     public function showUnreadRSSAction(User $user, $page)
  33     {
  34         return $this->showEntries('unread', $user, $page);
  35     }
  36
  37     /**
  38      * Shows read entries for current user.
  39      *
  40      * @Route("/feed/{username}/{token}/archive/{page}", name="archive_rss", defaults={"page": 1})
  41      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  42      *
  43      * @param User $user
  44      * @param $page
  45      *
  46      * @return \Symfony\Component\HttpFoundation\Response
  47      */
  48     public function showArchiveRSSAction(User $user, $page)
  49     {
  50         return $this->showEntries('archive', $user, $page);
  51     }
  52
  53     /**
  54      * Shows starred entries for current user.
  55      *
  56      * @Route("/feed/{username}/{token}/starred/{page}", name="starred_rss", defaults={"page": 1})
  57      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  58      *
  59      * @param User $user
  60      * @param $page
  61      *
  62      * @return \Symfony\Component\HttpFoundation\Response
  63      */
  64     public function showStarredRSSAction(User $user, $page)
  65     {
  66         return $this->showEntries('starred', $user, $page);
  67     }
  68
  69     /**
  70      * Shows all entries for current user.
  71      *
  72      * @Route("/{username}/{token}/all.xml", name="all_rss", defaults={"_format"="xml"})
  73      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  74      *
  75      * @return \Symfony\Component\HttpFoundation\Response
  76      */
  77     public function showAllRSSAction(Request $request, User $user)
  78     {
  79         return $this->showEntries('all', $user, $request->query->get('page', 1));
  80     }
  81
  82     /**
  83      * Shows entries associated to a tag for current user.
  84      *
  85      * @Route("/{username}/{token}/tags/{slug}.xml", name="tag_rss", defaults={"_format"="xml"})
  86      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  87      * @ParamConverter("tag", options={"mapping": {"slug": "slug"}})
  88      *
  89      * @return \Symfony\Component\HttpFoundation\Response
  90      */
  91     public function showTagsAction(Request $request, User $user, Tag $tag)
  92     {
  93         $page = $request->query->get('page', 1);
  94
  95         $url = $this->generateUrl(
  96             'tag_rss',
  97             [
  98                 'username' => $user->getUsername(),
  99                 'token' => $user->getConfig()->getRssToken(),
 100                 'slug' => $tag->getSlug(),
 101             ],
 102             UrlGeneratorInterface::ABSOLUTE_URL
 103         );
 104
 105         $entriesByTag = $this->get('wallabag_core.entry_repository')->findAllByTagId(
 106             $user->getId(),
 107             $tag->getId()
 108         );
 109
 110         $pagerAdapter = new ArrayAdapter($entriesByTag);
 111
 112         $entries = $this->get('wallabag_core.helper.prepare_pager_for_entries')->prepare(
 113             $pagerAdapter,
 114             $user
 115         );
 116
 117         if (null === $entries) {
 118             throw $this->createNotFoundException('No entries found?');
 119         }
 120
 121         try {
 122             $entries->setCurrentPage($page);
 123         } catch (OutOfRangeCurrentPageException $e) {
 124             if ($page > 1) {
 125                 return $this->redirect($url . '?page=' . $entries->getNbPages(), 302);
 126             }
 127         }
 128
 129         return $this->render(
 130             '@WallabagCore/themes/common/Entry/entries.xml.twig',
 131             [
 132                 'url_html' => $this->generateUrl('tag_entries', ['slug' => $tag->getSlug()], UrlGeneratorInterface::ABSOLUTE_URL),
 133                 'type' => 'tag (' . $tag->getLabel() . ')',
 134                 'url' => $url,
 135                 'entries' => $entries,
 136             ],
 137             new Response('', 200, ['Content-Type' => 'application/rss+xml'])
 138         );
 139     }
 140
 141     /**
 142      * Global method to retrieve entries depending on the given type
 143      * It returns the response to be send.
 144      *
 145      * @param string $type Entries type: unread, starred or archive
 146      * @param User   $user
 147      * @param int    $page
 148      *
 149      * @return \Symfony\Component\HttpFoundation\Response
 150      */
 151     private function showEntries($type, User $user, $page = 1)
 152     {
 153         $repository = $this->get('wallabag_core.entry_repository');
 154
 155         switch ($type) {
 156             case 'starred':
 157                 $qb = $repository->getBuilderForStarredByUser($user->getId());
 158                 break;
 159             case 'archive':
 160                 $qb = $repository->getBuilderForArchiveByUser($user->getId());
 161                 break;
 162             case 'unread':
 163                 $qb = $repository->getBuilderForUnreadByUser($user->getId());
 164                 break;
 165             case 'all':
 166                 $qb = $repository->getBuilderForAllByUser($user->getId());
 167                 break;
 168             default:
 169                 throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
 170         }
 171
 172         $pagerAdapter = new DoctrineORMAdapter($qb->getQuery(), true, false);
 173         $entries = new Pagerfanta($pagerAdapter);
 174
 175         $perPage = $user->getConfig()->getRssLimit() ?: $this->getParameter('wallabag_core.rss_limit');
 176         $entries->setMaxPerPage($perPage);
 177
 178         $url = $this->generateUrl(
 179             $type . '_rss',
 180             [
 181                 'username' => $user->getUsername(),
 182                 'token' => $user->getConfig()->getRssToken(),
 183             ],
 184             UrlGeneratorInterface::ABSOLUTE_URL
 185         );
 186
 187         try {
 188             $entries->setCurrentPage((int) $page);
 189         } catch (OutOfRangeCurrentPageException $e) {
 190             if ($page > 1) {
 191                 return $this->redirect($url.'/'.$entries->getNbPages());
 192             }
 193         }
 194
 195         return $this->render('@WallabagCore/themes/common/Entry/entries.xml.twig', [
 196             'type' => $type,
 197             'url' => $url,
 198             'entries' => $entries,
 199             'user' => $user->getUsername(),
 200             'domainName' => $this->getParameter('domain_name'),
 201             'version' => $this->getParameter('wallabag_core.version'),
 202         ]);
 203     }
 204 }