application/front/controller/visitor/FeedController.php

   1 <?php
   2
   3 declare(strict_types=1);
   4
   5 namespace Shaarli\Front\Controller\Visitor;
   6
   7 use Shaarli\Feed\FeedBuilder;
   8 use Slim\Http\Request;
   9 use Slim\Http\Response;
  10
  11 /**
  12  * Class FeedController
  13  *
  14  * Slim controller handling ATOM and RSS feed.
  15  */
  16 class FeedController extends ShaarliVisitorController
  17 {
  18     public function atom(Request $request, Response $response): Response
  19     {
  20         return $this->processRequest(FeedBuilder::$FEED_ATOM, $request, $response);
  21     }
  22
  23     public function rss(Request $request, Response $response): Response
  24     {
  25         return $this->processRequest(FeedBuilder::$FEED_RSS, $request, $response);
  26     }
  27
  28     protected function processRequest(string $feedType, Request $request, Response $response): Response
  29     {
  30         $response = $response->withHeader('Content-Type', 'application/'. $feedType .'+xml; charset=utf-8');
  31
  32         $pageUrl = page_url($this->container->environment);
  33         $cache = $this->container->pageCacheManager->getCachePage($pageUrl);
  34
  35         $cached = $cache->cachedVersion();
  36         if (!empty($cached)) {
  37             return $response->write($cached);
  38         }
  39
  40         // Generate data.
  41         $this->container->feedBuilder->setLocale(strtolower(setlocale(LC_COLLATE, 0)));
  42         $this->container->feedBuilder->setHideDates($this->container->conf->get('privacy.hide_timestamps', false));
  43         $this->container->feedBuilder->setUsePermalinks(
  44             null !== $request->getParam('permalinks') || !$this->container->conf->get('feed.rss_permalinks')
  45         );
  46
  47         $data = $this->container->feedBuilder->buildData($feedType, $request->getParams());
  48
  49         $this->executeHooks($data, $feedType);
  50         $this->assignAllView($data);
  51
  52         $content = $this->render('feed.'. $feedType);
  53
  54         $cache->cache($content);
  55
  56         return $response->write($content);
  57     }
  58
  59     /**
  60      * @param mixed[] $data Template data
  61      *
  62      * @return mixed[] Template data after active plugins hook execution.
  63      */
  64     protected function executeHooks(array $data, string $feedType): array
  65     {
  66         $this->container->pluginManager->executeHooks(
  67             'render_feed',
  68             $data,
  69             [
  70                 'loggedin' => $this->container->loginManager->isLoggedIn(),
  71                 'target' => $feedType,
  72             ]
  73         );
  74
  75         return $data;
  76     }
  77 }