Current File : /home/admin/public_html/old/board/components/com_content/models/category.php
<?php
/**
* @version $Id: category.php 19340 2010-11-03 15:00:55Z ian $
* @package Joomla
* @subpackage Content
* @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.
*/
// Check to ensure this file is included in Joomla!
defined('_JEXEC') or die( 'Restricted access' );
jimport('joomla.application.component.model');
/**
* Content Component Category Model
*
* @package Joomla
* @subpackage Content
* @since 1.5
*/
class ContentModelCategory extends JModel
{
/**
* Category id
*
* @var int
*/
var $_id = null;
/**
* Category items data
*
* @var array
*/
var $_data = null;
/**
* Category number items
*
* @var integer
*/
var $_total = null;
/**
* Category data
*
* @var object
*/
var $_category = null;
/**
* Category data
*
* @var array
*/
var $_siblings = null;
/**
* Constructor
*
* @since 1.5
*/
function __construct()
{
parent::__construct();
global $mainframe;
$id = JRequest::getVar('id', 0, '', 'int');
$this->setId((int)$id);
// here we initialize defaults for category model
$params = &$mainframe->getParams();
$params->def('filter', 1);
$params->def('filter_type', 'title');
}
/**
* Method to set the category id
*
* @access public
* @param int Category ID number
*/
function setId($id)
{
// Set category ID and wipe data
$this->_id = $id;
$this->_category = null;
$this->_siblings = null;
$this->_data = array();
$this->_total = null;
}
/**
* Method to get content item data for the current category
*
* @param int $state The content state to pull from for the current
* category
* @since 1.5
*/
function getData($state = 1)
{
// Load the Category data
if ($this->_loadCategory() && $this->_loadData($state))
{
// Initialize some variables
$user =& JFactory::getUser();
// Make sure the category is published
if (!$this->_category->published)
{
JError::raiseError(404, JText::_("Resource Not Found"));
return false;
}
// check whether category access level allows access
if ($this->_category->access > $user->get('aid', 0))
{
JError::raiseError(403, JText::_("ALERTNOTAUTH"));
return false;
}
}
return $this->_data[$state];
}
/**
* Method to get the total number of content items for the frontpage
*
* @access public
* @return integer
*/
function getTotal($state = 1)
{
// Lets load the content if it doesn't already exist
if (empty($this->_total))
{
$query = $this->_buildQuery($state);
$this->_total[$state] = $this->_getListCount($query);
}
return $this->_total[$state];
}
/**
* Method to get category data for the current category
*
* @since 1.5
*/
function getCategory()
{
// Load the Category data
if ($this->_loadCategory())
{
// Initialize some variables
$user = &JFactory::getUser();
// Make sure the category is published
if (!$this->_category->published) {
JError::raiseError(404, JText::_("Resource Not Found"));
return false;
}
// check whether category access level allows access
if ($this->_category->access > $user->get('aid', 0)) {
JError::raiseError(403, JText::_("ALERTNOTAUTH"));
return false;
}
}
return $this->_category;
}
/**
* Method to get sibling category data for the current category
*
* @since 1.5
*/
function getSiblings()
{
// Initialize some variables
$user =& JFactory::getUser();
// Load the Category data
if ($this->_loadCategory() && $this->_loadSiblings())
{
// Make sure the category is published
if (!$this->_category->published)
{
JError::raiseError(404, JText::_("Resource Not Found"));
return false;
}
// check whether category access level allows access
if ($this->_category->access > $user->get('aid', 0))
{
JError::raiseError(403, JText::_("ALERTNOTAUTH"));
return false;
}
}
return $this->_siblings;
}
/**
* Method to get archived article data for the current category
*
* @param int $state The content state to pull from for the current section
* @since 1.5
*/
function getArchives($state = -1)
{
return $this->getContent(-1);
}
/**
* Method to load category data if it doesn't exist.
*
* @access private
* @return boolean True on success
*/
function _loadCategory()
{
if (empty($this->_category))
{
// Lets get the information for the current category
$query = 'SELECT c.*, s.id as sectionid, s.title as sectiontitle,' .
' CASE WHEN CHAR_LENGTH(c.alias) THEN CONCAT_WS(":", c.id, c.alias) ELSE c.id END as slug'.
' FROM #__categories AS c' .
' INNER JOIN #__sections AS s ON s.id = c.section' .
' WHERE c.id = '. (int) $this->_id;
$this->_db->setQuery($query, 0, 1);
$this->_category = $this->_db->loadObject();
}
return true;
}
/**
* Method to load sibling category data if it doesn't exist.
*
* @access private
* @return boolean True on success
*/
function _loadSiblings()
{
global $mainframe;
if (empty($this->_category))
{
return false; // TODO: set error -- can't get siblings when we don't know the category
}
// Lets load the siblings if they don't already exist
if (empty($this->_siblings))
{
$user =& JFactory::getUser();
// Get the page/component configuration
$params = &$mainframe->getParams();
$noauth = !$params->get('show_noauth');
$gid = (int) $user->get('aid', 0);
$now = $mainframe->get('requestTime');
$nullDate = $this->_db->getNullDate();
$section = $this->_category->section;
// Get the parameters of the active menu item
$menu =& JSite::getMenu();
$item = $menu->getActive();
$params =& $menu->getParams($item->id);
if ($user->authorize('com_content', 'edit', 'content', 'all'))
{
$xwhere = '';
$xwhere2 = ' AND b.state >= 0';
}
else
{
$xwhere = ' AND c.published = 1';
$xwhere2 = ' AND b.state = 1' .
' AND ( publish_up = '.$this->_db->Quote($nullDate).' OR publish_up <= '.$this->_db->Quote($now).' )' .
' AND ( publish_down = '.$this->_db->Quote($nullDate).' OR publish_down >= '.$this->_db->Quote($now).' )';
}
// show/hide empty categories
$empty = null;
if (!$params->get('empty_cat'))
{
$empty = ' HAVING COUNT( b.id ) > 0';
}
// Get the list of sibling categories [categories with the same parent]
$query = 'SELECT c.*, COUNT( b.id ) AS numitems' .
' FROM #__categories AS c' .
' LEFT JOIN #__content AS b ON b.catid = c.id '.
$xwhere2.
($noauth ? ' AND b.access <= '. (int) $gid : '') .
' WHERE c.section = '. $this->_db->Quote($section).
$xwhere.
($noauth ? ' AND c.access <= '. (int) $gid : '').
' GROUP BY c.id'.$empty.
' ORDER BY c.ordering';
$this->_db->setQuery($query);
$this->_siblings = $this->_db->loadObjectList();
}
return true;
}
/**
* Method to load content item data for items in the category if they don't
* exist.
*
* @access private
* @return boolean True on success
*/
function _loadData($state = 1)
{
if (empty($this->_category)) {
return false; // TODO: set error -- can't get siblings when we don't know the category
}
// Lets load the siblings if they don't already exist
if (empty($this->_data[$state]))
{
// Get the pagination request variables
$limit = JRequest::getVar('limit', 0, '', 'int');
$limitstart = JRequest::getVar('limitstart', 0, '', 'int');
$query = $this->_buildQuery();
$Arows = $this->_getList($query, $limitstart, $limit);
// Check for db errors
if ($this->_db->getErrorNum())
{
JError::raiseError(500, $this->_db->stderror());
return false;
}
// special handling required as Uncategorized content does not have a section / category id linkage
$i = $limitstart;
$rows = array();
foreach ($Arows as $row)
{
// check to determine if section or category has proper access rights
$rows[$i] = $row;
$i ++;
}
$this->_data[$state] = $rows;
}
return true;
}
function _buildQuery($state = 1)
{
global $mainframe;
// Get the page/component configuration
$params = &$mainframe->getParams();
// If voting is turned on, get voting data as well for the content items
$voting = ContentHelperQuery::buildVotingQuery($params);
// Get the WHERE and ORDER BY clauses for the query
$where = $this->_buildContentWhere($state);
$orderby = $this->_buildContentOrderBy($state);
$query = 'SELECT cc.title AS category, a.id, a.title, a.alias, a.title_alias, a.introtext, a.fulltext, a.sectionid, a.state, a.catid, a.created, a.created_by, a.created_by_alias, a.modified, a.modified_by,' .
' a.checked_out, a.checked_out_time, a.publish_up, a.publish_down, a.attribs, a.hits, a.images, a.urls, a.ordering, a.metakey, a.metadesc, a.access,' .
' CASE WHEN CHAR_LENGTH(a.alias) THEN CONCAT_WS(":", a.id, a.alias) ELSE a.id END as slug,'.
' CASE WHEN CHAR_LENGTH(cc.alias) THEN CONCAT_WS(":", cc.id, cc.alias) ELSE cc.id END as catslug,'.
' CHAR_LENGTH( a.`fulltext` ) AS readmore, u.name AS author, u.usertype, g.name AS groups, u.email as author_email'.$voting['select'] .
' FROM #__content AS a' .
' LEFT JOIN #__categories AS cc ON a.catid = cc.id' .
' LEFT JOIN #__users AS u ON u.id = a.created_by' .
' LEFT JOIN #__groups AS g ON a.access = g.id'.
$voting['join'].
$where.
$orderby;
return $query;
}
function _buildContentOrderBy($state = 1)
{
global $mainframe;
// Get the page/component configuration
$params = &$mainframe->getParams();
$itemid = JRequest::getInt('id', 0) . ':' . JRequest::getInt('Itemid', 0);
$filter_order = $mainframe->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'cmd');
$filter_order_Dir = $mainframe->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir', 'filter_order_Dir', '', 'cmd');
if (!in_array($filter_order, array('a.title', 'author', 'a.hits', 'a.created', 'a.publish_up', 'a.publish_down', 'a.modified'))) {
$filter_order = '';
}
if (!in_array(strtoupper($filter_order_Dir), array('ASC', 'DESC'))) {
$filter_order_Dir = 'ASC';
}
$orderby = ' ORDER BY ';
if ($filter_order && $filter_order_Dir)
{
$orderby .= $filter_order .' '. $filter_order_Dir.', ';
}
if ($filter_order == 'author')
{
$orderby .= 'created_by_alias '. $filter_order_Dir.', ';
}
switch ($state)
{
case -1:
// Special ordering for archive articles
$orderby_sec = $params->def('orderby', 'rdate');
$secondary = ContentHelperQuery::orderbySecondary($orderby_sec).', ';
$primary = '';
break;
case 1:
default:
$orderby_sec = $params->def('orderby_sec', 'rdate');
$orderby_sec = ($orderby_sec == 'front') ? '' : $orderby_sec;
$orderby_pri = $params->def('orderby_pri', '');
$secondary = ContentHelperQuery::orderbySecondary($orderby_sec).', ';
$primary = ContentHelperQuery::orderbyPrimary($orderby_pri);
break;
}
$orderby .= $primary .' '. $secondary .' a.created DESC';
return $orderby;
}
function _buildContentWhere($state = 1)
{
global $mainframe;
$user =& JFactory::getUser();
$gid = $user->get('aid', 0);
$jnow =& JFactory::getDate();
$now = $jnow->toMySQL();
// Get the page/component configuration
$params = &$mainframe->getParams();
$noauth = !$params->get('show_noauth');
$nullDate = $this->_db->getNullDate();
$where = ' WHERE 1';
// Does the user have access to view the items?
if ($noauth) {
$where .= ' AND a.access <= '.(int) $gid;
}
// First thing we need to do is assert that the articles are in the current category
if ($this->_id)
{
$where .= ' AND a.catid = '.(int) $this->_id;
}
// Regular Published Content
switch ($state)
{
case 1:
if ($user->authorize('com_content', 'edit', 'content', 'all'))
{
$where .= ' AND a.state >= 0';
}
else
{
$where .= ' AND a.state = 1' .
' AND ( publish_up = '.$this->_db->Quote($nullDate).' OR publish_up <= '.$this->_db->Quote($now).' )' .
' AND ( publish_down = '.$this->_db->Quote($nullDate).' OR publish_down >= '.$this->_db->Quote($now).' )';
}
break;
// Archive Content
case -1:
// Get some request vars specific to this state
$year = JRequest::getInt( 'year', date('Y') );
$month = JRequest::getInt( 'month', date('m') );
$where .= ' AND a.state = -1';
$where .= ' AND YEAR( a.created ) = '.(int) $year;
$where .= ' AND MONTH( a.created ) = '.(int) $month;
break;
default:
$where .= ' AND a.state = '.(int) $state;
break;
}
/*
* If we have a filter, and this is enabled... lets tack the AND clause
* for the filter onto the WHERE clause of the content item query.
*/
if ($params->get('filter'))
{
$filter = JRequest::getString('filter', '', 'request');
if ($filter)
{
// clean filter variable
$filter = JString::strtolower($filter);
$hitsFilter = intval($filter);
$filter = $this->_db->Quote( '%'.$this->_db->getEscaped( $filter, true ).'%', false );
switch ($params->get('filter_type'))
{
case 'author' :
$where .= ' AND ( ( LOWER( u.name ) LIKE '.$filter.' ) OR ( LOWER( a.created_by_alias ) LIKE '.$filter.' ) )';
break;
case 'hits' :
$where .= ' AND a.hits >= '.$hitsFilter. ' ';
break;
case 'title' :
default : // default to 'title' if parameter is not valid
$where .= ' AND LOWER( a.title ) LIKE '.$filter;
break;
}
}
}
return $where;
}
}