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      * @Route("/{username}/{token}/unread.xml", defaults={"page": 1})
  26      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  27      *
  28      * @param User $user
  29      * @param $page
  30      *
  31      * @return \Symfony\Component\HttpFoundation\Response
  32      */
  33     public function showUnreadRSSAction(User $user, $page)
  34     {
  35         return $this->showEntries('unread', $user, $page);
  36     }
  37
  38     /**
  39      * Shows read entries for current user.
  40      *
  41      * @Route("/feed/{username}/{token}/archive/{page}", name="archive_rss", defaults={"page": 1})
  42      * @Route("/{username}/{token}/archive.xml", defaults={"page": 1})
  43      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  44      *
  45      * @param User $user
  46      * @param $page
  47      *
  48      * @return \Symfony\Component\HttpFoundation\Response
  49      */
  50     public function showArchiveRSSAction(User $user, $page)
  51     {
  52         return $this->showEntries('archive', $user, $page);
  53     }
  54
  55     /**
  56      * Shows starred entries for current user.
  57      *
  58      * @Route("/feed/{username}/{token}/starred/{page}", name="starred_rss", defaults={"page": 1})
  59      * @Route("/{username}/{token}/starred.xml", defaults={"page": 1})
  60      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  61      *
  62      * @param User $user
  63      * @param $page
  64      *
  65      * @return \Symfony\Component\HttpFoundation\Response
  66      */
  67     public function showStarredRSSAction(User $user, $page)
  68     {
  69         return $this->showEntries('starred', $user, $page);
  70     }
  71
  72     /**
  73      * Shows all entries for current user.
  74      *
  75      * @Route("/{username}/{token}/all.xml", name="all_rss", defaults={"_format"="xml"})
  76      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  77      *
  78      * @return \Symfony\Component\HttpFoundation\Response
  79      */
  80     public function showAllRSSAction(Request $request, User $user)
  81     {
  82         return $this->showEntries('all', $user, $request->query->get('page', 1));
  83     }
  84
  85     /**
  86      * Shows entries associated to a tag for current user.
  87      *
  88      * @Route("/{username}/{token}/tags/{slug}.xml", name="tag_rss", defaults={"_format"="xml"})
  89      * @ParamConverter("user", class="WallabagUserBundle:User", converter="username_rsstoken_converter")
  90      * @ParamConverter("tag", options={"mapping": {"slug": "slug"}})
  91      *
  92      * @return \Symfony\Component\HttpFoundation\Response
  93      */
  94     public function showTagsAction(Request $request, User $user, Tag $tag)
  95     {
  96         $page = $request->query->get('page', 1);
  97
  98         $url = $this->generateUrl(
  99             'tag_rss',
 100             [
 101                 'username' => $user->getUsername(),
 102                 'token' => $user->getConfig()->getRssToken(),
 103                 'slug' => $tag->getSlug(),
 104             ],
 105             UrlGeneratorInterface::ABSOLUTE_URL
 106         );
 107
 108         $entriesByTag = $this->get('wallabag_core.entry_repository')->findAllByTagId(
 109             $user->getId(),
 110             $tag->getId()
 111         );
 112
 113         $pagerAdapter = new ArrayAdapter($entriesByTag);
 114
 115         $entries = $this->get('wallabag_core.helper.prepare_pager_for_entries')->prepare(
 116             $pagerAdapter,
 117             $user
 118         );
 119
 120         if (null === $entries) {
 121             throw $this->createNotFoundException('No entries found?');
 122         }
 123
 124         try {
 125             $entries->setCurrentPage($page);
 126         } catch (OutOfRangeCurrentPageException $e) {
 127             if ($page > 1) {
 128                 return $this->redirect($url . '?page=' . $entries->getNbPages(), 302);
 129             }
 130         }
 131
 132         return $this->render(
 133             '@WallabagCore/themes/common/Entry/entries.xml.twig',
 134             [
 135                 'url_html' => $this->generateUrl('tag_entries', ['slug' => $tag->getSlug()], UrlGeneratorInterface::ABSOLUTE_URL),
 136                 'type' => 'tag (' . $tag->getLabel() . ')',
 137                 'url' => $url,
 138                 'entries' => $entries,
 139             ],
 140             new Response('', 200, ['Content-Type' => 'application/rss+xml'])
 141         );
 142     }
 143
 144     /**
 145      * Global method to retrieve entries depending on the given type
 146      * It returns the response to be send.
 147      *
 148      * @param string $type Entries type: unread, starred or archive
 149      * @param User   $user
 150      * @param int    $page
 151      *
 152      * @return \Symfony\Component\HttpFoundation\Response
 153      */
 154     private function showEntries($type, User $user, $page = 1)
 155     {
 156         $repository = $this->get('wallabag_core.entry_repository');
 157
 158         switch ($type) {
 159             case 'starred':
 160                 $qb = $repository->getBuilderForStarredByUser($user->getId());
 161                 break;
 162             case 'archive':
 163                 $qb = $repository->getBuilderForArchiveByUser($user->getId());
 164                 break;
 165             case 'unread':
 166                 $qb = $repository->getBuilderForUnreadByUser($user->getId());
 167                 break;
 168             case 'all':
 169                 $qb = $repository->getBuilderForAllByUser($user->getId());
 170                 break;
 171             default:
 172                 throw new \InvalidArgumentException(sprintf('Type "%s" is not implemented.', $type));
 173         }
 174
 175         $pagerAdapter = new DoctrineORMAdapter($qb->getQuery(), true, false);
 176         $entries = new Pagerfanta($pagerAdapter);
 177
 178         $perPage = $user->getConfig()->getRssLimit() ?: $this->getParameter('wallabag_core.rss_limit');
 179         $entries->setMaxPerPage($perPage);
 180
 181         $url = $this->generateUrl(
 182             $type . '_rss',
 183             [
 184                 'username' => $user->getUsername(),
 185                 'token' => $user->getConfig()->getRssToken(),
 186             ],
 187             UrlGeneratorInterface::ABSOLUTE_URL
 188         );
 189
 190         try {
 191             $entries->setCurrentPage((int) $page);
 192         } catch (OutOfRangeCurrentPageException $e) {
 193             if ($page > 1) {
 194                 return $this->redirect($url.'/'.$entries->getNbPages());
 195             }
 196         }
 197
 198         return $this->render('@WallabagCore/themes/common/Entry/entries.xml.twig', [
 199             'type' => $type,
 200             'url' => $url,
 201             'entries' => $entries,
 202             'user' => $user->getUsername(),
 203             'domainName' => $this->getParameter('domain_name'),
 204             'version' => $this->getParameter('wallabag_core.version'),
 205         ]);
 206     }
 207 }