categoryfeed.php

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<?php
/**
 * @package     Joomla.Legacy
 * @subpackage  View
 *
 * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

/**
 * Base feed View class for a category
 *
 * @package     Joomla.Legacy
 * @subpackage  View
 * @since       3.2
 */
class JViewCategoryfeed extends JViewLegacy
{
        /**
         * Execute and display a template script.
         *
         * @param   string  $tpl  The name of the template file to parse; automatically searches through the template paths.
         *
         * @return  mixed  A string if successful, otherwise a Error object.
         *
         * @since   3.2
         */
        public function display($tpl = null)
        {
                $app      = JFactory::getApplication();
                $document = JFactory::getDocument();

                $extension      = $app->input->getString('option');
                $document->link = JRoute::_(JHelperRoute::getCategoryRoute($app->input->getInt('id'), $language = 0, $extension));

                $app->input->set('limit', $app->get('feed_limit'));
                $siteEmail        = $app->get('mailfrom');
                $fromName         = $app->get('fromname');
                $feedEmail        = $app->get('feed_email', 'author');
                $document->editor = $fromName;

                if ($feedEmail != 'none')
                {
                        $document->editorEmail = $siteEmail;
                }

                // Get some data from the model
                $items    = $this->get('Items');
                $category = $this->get('Category');

                foreach ($items as $item)
                {
                        $this->reconcileNames($item);

                        // Strip html from feed item title
                        $title = $this->escape($item->title);
                        $title = html_entity_decode($title, ENT_COMPAT, 'UTF-8');

                        // URL link to article
                        $router = new JHelperRoute;
                        $link   = JRoute::_($router->getRoute($item->id, $item->catid));

                        // Strip HTML from feed item description text.
                        $description = $item->description;
                        $author      = $item->created_by_alias ? $item->created_by_alias : $item->author;
                        $date        = isset($item->date) ? date('r', strtotime($item->date)) : '';

                        // Load individual item creator class.
                        $feeditem              = new JFeedItem;
                        $feeditem->title       = $title;
                        $feeditem->link        = $link;
                        $feeditem->description = $description;
                        $feeditem->date        = $date;
                        $feeditem->category    = $category->title;
                        $feeditem->author      = $author;

                        // We don't have the author email so we have to use site in both cases.
                        if ($feedEmail == 'site')
                        {
                                $feeditem->authorEmail = $siteEmail;
                        }
                        elseif ($feedEmail === 'author')
                        {
                                $feeditem->authorEmail = $item->author_email;
                        }

                        // Loads item information into RSS array
                        $document->addItem($feeditem);
                }
        }

        /**
         * Method to reconcile non standard names from components to usage in this class.
         * Typically overriden in the component feed view class.
         *
         * @param   object  $item  The item for a feed, an element of the $items array.
         *
         * @return  void
         *
         * @since   3.2
         */
        protected function reconcileNames($item)
        {
                if (!property_exists($item, 'title') && property_exists($item, 'name'))
                {
                        $item->title = $item->name;
                }
        }
}