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   1  <?php
   2  
   3  /**
   4   * @package     Joomla.Site
   5   * @subpackage  com_tags
   6   *
   7   * @copyright   (C) 2013 Open Source Matters, Inc. <https://www.joomla.org>
   8   * @license     GNU General Public License version 2 or later; see LICENSE.txt
   9   */
  10  
  11  namespace Joomla\Component\Tags\Site\View\Tag;
  12  
  13  use Joomla\CMS\Document\Feed\FeedItem;
  14  use Joomla\CMS\Factory;
  15  use Joomla\CMS\Filter\InputFilter;
  16  use Joomla\CMS\MVC\View\HtmlView as BaseHtmlView;
  17  use Joomla\CMS\Router\Route;
  18  
  19  // phpcs:disable PSR1.Files.SideEffects
  20  \defined('_JEXEC') or die;
  21  // phpcs:enable PSR1.Files.SideEffects
  22  
  23  /**
  24   * HTML View class for the Tags component
  25   *
  26   * @since  3.1
  27   */
  28  class FeedView extends BaseHtmlView
  29  {
  30      /**
  31       * Execute and display a template script.
  32       *
  33       * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
  34       *
  35       * @return  mixed  A string if successful, otherwise an Error object.
  36       */
  37      public function display($tpl = null)
  38      {
  39          $app    = Factory::getApplication();
  40          $ids    = (array) $app->input->get('id', array(), 'int');
  41          $i      = 0;
  42          $tagIds = '';
  43  
  44          // Remove zero values resulting from input filter
  45          $ids = array_filter($ids);
  46  
  47          foreach ($ids as $id) {
  48              if ($i !== 0) {
  49                  $tagIds .= '&';
  50              }
  51  
  52              $tagIds .= 'id[' . $i . ']=' . $id;
  53  
  54              $i++;
  55          }
  56  
  57          $this->document->link = Route::_('index.php?option=com_tags&view=tag&' . $tagIds);
  58  
  59          $app->input->set('limit', $app->get('feed_limit'));
  60          $siteEmail = $app->get('mailfrom');
  61          $fromName  = $app->get('fromname');
  62          $feedEmail = $app->get('feed_email', 'none');
  63  
  64          $this->document->editor = $fromName;
  65  
  66          if ($feedEmail !== 'none') {
  67              $this->document->editorEmail = $siteEmail;
  68          }
  69  
  70          // Get some data from the model
  71          $items    = $this->get('Items');
  72  
  73          if ($items !== false) {
  74              foreach ($items as $item) {
  75                  // Strip HTML from feed item title
  76                  $title = $this->escape($item->core_title);
  77                  $title = html_entity_decode($title, ENT_COMPAT, 'UTF-8');
  78  
  79                  // Strip HTML from feed item description text
  80                  $description = $item->core_body;
  81                  $author      = $item->core_created_by_alias ?: $item->author;
  82                  $date        = ($item->displayDate ? date('r', strtotime($item->displayDate)) : '');
  83  
  84                  // Load individual item creator class
  85                  $feeditem              = new FeedItem();
  86                  $feeditem->title       = $title;
  87                  $feeditem->link        = Route::_($item->link);
  88                  $feeditem->description = $description;
  89                  $feeditem->date        = $date;
  90                  $feeditem->category    = $title;
  91                  $feeditem->author      = $author;
  92  
  93                  if ($feedEmail === 'site') {
  94                      $item->authorEmail = $siteEmail;
  95                  } elseif ($feedEmail === 'author') {
  96                      $item->authorEmail = $item->author_email;
  97                  }
  98  
  99                  // Loads item info into RSS array
 100                  $this->document->addItem($feeditem);
 101              }
 102          }
 103      }
 104  }