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编辑当前文件:/home2/sdektunc/public_html/components/com_content/src/Helper/QueryHelper.php

<?php
/**
 * @package     Joomla.Site
 * @subpackage  com_content
 *
 * @copyright   (C) 2007 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Content\Site\Helper;

\defined('_JEXEC') or die;

use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Plugin\PluginHelper;
use Joomla\Database\DatabaseInterface;

/**
 * Content Component Query Helper
 *
 * @since  1.5
 */
class QueryHelper
{
	/**
	 * Translate an order code to a field for primary category ordering.
	 *
	 * @param   string  $orderby  The ordering code.
	 *
	 * @return  string  The SQL field(s) to order by.
	 *
	 * @since   1.5
	 */
	public static function orderbyPrimary($orderby)
	{
		switch ($orderby)
		{
			case 'alpha':
				$orderby = 'c.path, ';
				break;

case 'ralpha':
				$orderby = 'c.path DESC, ';
				break;

case 'order':
				$orderby = 'c.lft, ';
				break;

default:
				$orderby = '';
				break;
		}

return $orderby;
	}

/**
	 * Translate an order code to a field for secondary category ordering.
	 *
	 * @param   string             $orderby    The ordering code.
	 * @param   string             $orderDate  The ordering code for the date.
	 * @param   DatabaseInterface  $db         The database
	 *
	 * @return  string  The SQL field(s) to order by.
	 *
	 * @since   1.5
	 */
	public static function orderbySecondary($orderby, $orderDate = 'created', DatabaseInterface $db = null)
	{
		$db = $db ?: Factory::getDbo();

$queryDate = self::getQueryDate($orderDate, $db);

switch ($orderby)
		{
			case 'date':
				$orderby = $queryDate;
				break;

case 'rdate':
				$orderby = $queryDate . ' DESC ';
				break;

case 'alpha':
				$orderby = 'a.title';
				break;

case 'ralpha':
				$orderby = 'a.title DESC';
				break;

case 'hits':
				$orderby = 'a.hits DESC';
				break;

case 'rhits':
				$orderby = 'a.hits';
				break;

case 'rorder':
				$orderby = 'a.ordering DESC';
				break;

case 'author':
				$orderby = 'author';
				break;

case 'rauthor':
				$orderby = 'author DESC';
				break;

case 'front':
				$orderby = 'a.featured DESC, fp.ordering, ' . $queryDate . ' DESC ';
				break;

case 'random':
				$orderby = $db->getQuery(true)->rand();
				break;

case 'vote':
				$orderby = 'a.id DESC ';

if (PluginHelper::isEnabled('content', 'vote'))
				{
					$orderby = 'rating_count DESC ';
				}
				break;

case 'rvote':
				$orderby = 'a.id ASC ';

if (PluginHelper::isEnabled('content', 'vote'))
				{
					$orderby = 'rating_count ASC ';
				}
				break;

case 'rank':
				$orderby = 'a.id DESC ';

if (PluginHelper::isEnabled('content', 'vote'))
				{
					$orderby = 'rating DESC ';
				}
				break;

case 'rrank':
				$orderby = 'a.id ASC ';

if (PluginHelper::isEnabled('content', 'vote'))
				{
					$orderby = 'rating ASC ';
				}
				break;

default:
				$orderby = 'a.ordering';
				break;
		}

return $orderby;
	}

/**
	 * Translate an order code to a field for primary category ordering.
	 *
	 * @param   string             $orderDate  The ordering code.
	 * @param   DatabaseInterface  $db         The database
	 *
	 * @return  string  The SQL field(s) to order by.
	 *
	 * @since   1.6
	 */
	public static function getQueryDate($orderDate, DatabaseInterface $db = null)
	{
		$db = $db ?: Factory::getDbo();

switch ($orderDate)
		{
			case 'modified' :
				$queryDate = ' CASE WHEN a.modified IS NULL THEN a.created ELSE a.modified END';
				break;

// Use created if publish_up is not set
			case 'published' :
				$queryDate = ' CASE WHEN a.publish_up IS NULL THEN a.created ELSE a.publish_up END ';
				break;

case 'unpublished' :
				$queryDate = ' CASE WHEN a.publish_down IS NULL THEN a.created ELSE a.publish_down END ';
				break;
			case 'created' :
			default :
				$queryDate = ' a.created ';
				break;
		}

return $queryDate;
	}

/**
	 * Get join information for the voting query.
	 *
	 * @param   \Joomla\Registry\Registry  $params  An options object for the article.
	 *
	 * @return  array  A named array with "select" and "join" keys.
	 *
	 * @since   1.5
	 *
	 * @deprecated  5.0  Deprecated without replacement, not used in core
	 */
	public static function buildVotingQuery($params = null)
	{
		if (!$params)
		{
			$params = ComponentHelper::getParams('com_content');
		}

$voting = $params->get('show_vote');

if ($voting)
		{
			// Calculate voting count
			$select = ' , ROUND(v.rating_sum / v.rating_count) AS rating, v.rating_count';
			$join = ' LEFT JOIN #__content_rating AS v ON a.id = v.content_id';
		}
		else
		{
			$select = '';
			$join = '';
		}

return array('select' => $select, 'join' => $join);
	}
}