Current File : /home/admin/public_html/old/board/modules/mod_related_items/helper.php
<?php
/**
* @version $Id: helper.php 15200 2010-03-05 09:12:56Z ian $
* @package Joomla
* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/
// no direct access
defined('_JEXEC') or die('Restricted access');
require_once (JPATH_SITE.DS.'components'.DS.'com_content'.DS.'helpers'.DS.'route.php');
class modRelatedItemsHelper
{
function getList($params)
{
global $mainframe;
$db =& JFactory::getDBO();
$user =& JFactory::getUser();
$option = JRequest::getCmd('option');
$view = JRequest::getCmd('view');
$temp = JRequest::getString('id');
$temp = explode(':', $temp);
$id = $temp[0];
$aid = $user->get('aid', 0);
$showDate = $params->get('showDate', 0);
$conf =& JFactory::getConfig();
if ($option == 'com_content' && $view == 'article' && $id)
{
if ($params->get('cache_items', 0)==1 && $conf->getValue( 'config.caching' )) {
$cache =& JFactory::getCache('mod_related_items', 'callback');
$cache->setLifeTime( $params->get( 'cache_time', $conf->getValue( 'config.cachetime' ) * 60 ) );
$cache->setCacheValidation(true);
$related = $cache->get(array('modRelatedItemsHelper', 'getRelatedItemsById'), array($id, $aid, $showDate));
} else {
$related = modRelatedItemsHelper::getRelatedItemsById($id, $aid, $showDate);
}
} else {
$related = array();
}
return $related;
}
function getRelatedItemsById($id, $aid, $showDate) {
$db =& JFactory::getDBO();
$user =& JFactory::getUser();
$date =& JFactory::getDate();
$related = array();
$nullDate = $db->getNullDate();
$now = $date->toMySQL();
// select the meta keywords from the item
$query = 'SELECT metakey' .
' FROM #__content' .
' WHERE id = '.(int) $id;
$db->setQuery($query);
if ($metakey = trim($db->loadResult()))
{
// explode the meta keys on a comma
$keys = explode(',', $metakey);
$likes = array ();
// assemble any non-blank word(s)
foreach ($keys as $key)
{
$key = trim($key);
if ($key) {
$likes[] = ',' . $db->getEscaped($key) . ','; // surround with commas so first and last items have surrounding commas
}
}
if (count($likes))
{
// select other items based on the metakey field 'like' the keys found
$query = 'SELECT a.id, a.title, DATE_FORMAT(a.created, "%Y-%m-%d") AS created, a.sectionid, a.catid, cc.access AS cat_access, s.access AS sec_access, cc.published AS cat_state, s.published AS sec_state,' .
' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(":", a.id, a.alias) ELSE a.id END as slug,'.
' CASE WHEN CHAR_LENGTH(cc.alias) THEN CONCAT_WS(":", cc.id, cc.alias) ELSE cc.id END as catslug'.
' FROM #__content AS a' .
' LEFT JOIN #__content_frontpage AS f ON f.content_id = a.id' .
' LEFT JOIN #__categories AS cc ON cc.id = a.catid' .
' LEFT JOIN #__sections AS s ON s.id = a.sectionid' .
' WHERE a.id != '.(int) $id .
' AND a.state = 1' .
' AND a.access <= ' .(int) $user->get('aid', 0) .
' AND ( CONCAT(",", REPLACE(a.metakey,", ",","),",") LIKE "%'.implode('%" OR CONCAT(",", REPLACE(a.metakey,", ",","),",") LIKE "%', $likes).'%" )' . //remove single space after commas in keywords
' AND ( a.publish_up = '.$db->Quote($nullDate).' OR a.publish_up <= '.$db->Quote($now).' )' .
' AND ( a.publish_down = '.$db->Quote($nullDate).' OR a.publish_down >= '.$db->Quote($now).' )';
$db->setQuery($query);
$temp = $db->loadObjectList();
if (count($temp))
{
foreach ($temp as $row)
{
if (($row->cat_state == 1 || $row->cat_state == '') && ($row->sec_state == 1 || $row->sec_state == '') && ($row->cat_access <= $user->get('aid', 0) || $row->cat_access == '') && ($row->sec_access <= $user->get('aid', 0) || $row->sec_access == ''))
{
$row->route = JRoute::_(ContentHelperRoute::getArticleRoute($row->slug, $row->catslug, $row->sectionid));
$related[] = $row;
}
}
}
unset ($temp);
}
}
return $related;
}
}