application/front/controllers/SessionFilterController.php

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace Shaarli\Front\Controller;
   6
   7 use Shaarli\Bookmark\BookmarkFilter;
   8 use Shaarli\Security\SessionManager;
   9 use Slim\Http\Request;
  10 use Slim\Http\Response;
  11
  12 /**
  13  * Class SessionFilterController
  14  *
  15  * Slim controller used to handle filters stored in the user session, such as visibility, links per page, etc.
  16  *
  17  * @package Shaarli\Front\Controller
  18  */
  19 class SessionFilterController extends ShaarliController
  20 {
  21     /**
  22      * GET /links-per-page: set the number of bookmarks to display per page in homepage
  23      */
  24     public function linksPerPage(Request $request, Response $response): Response
  25     {
  26         $linksPerPage = $request->getParam('nb') ?? null;
  27         if (null === $linksPerPage || false === is_numeric($linksPerPage)) {
  28             $linksPerPage = $this->container->conf->get('general.links_per_page', 20);
  29         }
  30
  31         $this->container->sessionManager->setSessionParameter(
  32             SessionManager::KEY_LINKS_PER_PAGE,
  33             abs(intval($linksPerPage))
  34         );
  35
  36         return $this->redirectFromReferer($response, ['linksperpage'], ['nb']);
  37     }
  38
  39     /**
  40      * GET /visibility: allows to display only public or only private bookmarks in linklist
  41      */
  42     public function visibility(Request $request, Response $response, array $args): Response
  43     {
  44         if (false === $this->container->loginManager->isLoggedIn()) {
  45             return $this->redirectFromReferer($response, ['visibility']);
  46         }
  47
  48         $newVisibility = $args['visibility'] ?? null;
  49         if (false === in_array($newVisibility, [BookmarkFilter::$PRIVATE, BookmarkFilter::$PUBLIC], true)) {
  50             $newVisibility = null;
  51         }
  52
  53         $currentVisibility = $this->container->sessionManager->getSessionParameter(SessionManager::KEY_VISIBILITY);
  54
  55         // Visibility not set or not already expected value, set expected value, otherwise reset it
  56         if ($newVisibility !== null && (null === $currentVisibility || $currentVisibility !== $newVisibility)) {
  57             // See only public bookmarks
  58             $this->container->sessionManager->setSessionParameter(
  59                 SessionManager::KEY_VISIBILITY,
  60                 $newVisibility
  61             );
  62         } else {
  63             $this->container->sessionManager->deleteSessionParameter(SessionManager::KEY_VISIBILITY);
  64         }
  65
  66         return $this->redirectFromReferer($response, ['visibility']);
  67     }
  68
  69     /**
  70      * GET /untagged-only: allows to display only bookmarks without any tag
  71      */
  72     public function untaggedOnly(Request $request, Response $response): Response
  73     {
  74         $this->container->sessionManager->setSessionParameter(
  75             SessionManager::KEY_UNTAGGED_ONLY,
  76             empty($this->container->sessionManager->getSessionParameter(SessionManager::KEY_UNTAGGED_ONLY))
  77         );
  78
  79         return $this->redirectFromReferer($response, ['untaggedonly', 'untagged-only']);
  80     }
  81 }