mod_agx_slideshow/helper.php

<?php
/**
 * @package     Joomla.Site
 * @subpackage  mod_agx_slideshow
 *
 * @copyright   Copyright (C) 2005 - 2019 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

JLoader::register('ContentHelperRoute', JPATH_SITE . '/components/com_content/helpers/route.php');

JLoader::register('FieldsHelper', JPATH_ADMINISTRATOR . '/components/com_fields/helpers/fields.php');

JModelLegacy::addIncludePath(JPATH_SITE . '/components/com_content/models', 'ContentModel');

use Joomla\Utilities\ArrayHelper;

/**
 * Helper for mod_agx_slideshow
 *
 * @since  1.6
 */
abstract class ModAgxSlideshowHelper
{
	/**
	 * Retrieve a list of article
	 *
	 * @param   \Joomla\Registry\Registry  &$params  module parameters
	 *
	 * @return  mixed
	 *
	 * @since   1.6
	 */
	public static function getList(&$params)
	{
		// Get the dbo
		$db = JFactory::getDbo();

		// Get an instance of the generic articles model
		$model = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));

		// Set application parameters in model
		$app       = JFactory::getApplication();
		$appParams = $app->getParams();
		$model->setState('params', $appParams);

		// Set the filters based on the module params
		$model->setState('list.start', 0);
		$model->setState('list.limit', (int) $params->get('count', 5));
		$model->setState('filter.published', 1);

		// This module does not use tags data
		$model->setState('load_tags', false);

		// Access filter
		$access     = !JComponentHelper::getParams('com_content')->get('show_noauth');
		$authorised = JAccess::getAuthorisedViewLevels(JFactory::getUser()->get('id'));
		$model->setState('filter.access', $access);

		// Category filter
		$model->setState('filter.category_id', $params->get('catid', array()));

/*
		$ordering = 'a.ordering';
		$dir      = 'ASC';
*/
		// Set ordering
		$order_map = array(
			'm_dsc' => 'a.modified DESC, a.created',
			'c_dsc' => 'a.created',
			'p_dsc' => 'a.publish_up',
			'ordering' => 'a.ordering ASC, a.id',
			'random' => $db->getQuery(true)->Rand(),
		);

		$ordering = ArrayHelper::getValue($order_map, $params->get('ordering'), 'a.publish_up');
		$dir      = 'DESC';

		$model->setState('list.ordering', $ordering);
		$model->setState('list.direction', $dir);

		$items = $model->getItems();
		

		foreach ($items as &$item)
		{
			$item->slug    = $item->id . ':' . $item->alias;

			/** @deprecated Catslug is deprecated, use catid instead. 4.0 */
			$item->catslug = $item->catid . ':' . $item->category_alias;

			if ($access || in_array($item->access, $authorised))
			{
				// We know that user has the privilege to view the article
				$item->link = JRoute::_(ContentHelperRoute::getArticleRoute($item->slug, $item->catid, $item->language));
			}
			else
			{
				$item->link = JRoute::_('index.php?option=com_users&view=login');
			}
			
			$fields = FieldsHelper::getFields('com_content.article', $item, true);
			
			foreach ($fields as $field) 
			{
				$item->fields[$field->name] = $field;
			}
		}

/*
		echo '<pre>';
		print_r($items[0]->fields['agx-btnstyle']);
		echo '</pre>';
*/
		return $items;
	}
}