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<?php
// $HeadURL: https://joomgallery.org/svn/joomgallery/JG-1.5/JG/trunk/components/com_joomgallery/models/gallery.php $
// $Id: gallery.php 3092 2011-05-20 09:56:58Z aha $
/****************************************************************************************\
** JoomGallery 1.5.7 **
** By: JoomGallery::ProjectTeam **
** Copyright (C) 2008 - 2011 JoomGallery::ProjectTeam **
** Based on: JoomGallery 1.0.0 by JoomGallery::ProjectTeam **
** Released under GNU GPL Public License **
** License: http://www.gnu.org/copyleft/gpl.html or have a look **
** at administrator/components/com_joomgallery/LICENSE.TXT **
\****************************************************************************************/
defined('_JEXEC') or die('Direct Access to this location is not allowed.');
/**
* Gallery view model
*
* @package JoomGallery
* @since 1.5.5
*/
class JoomGalleryModelGallery extends JoomGalleryModel
{
/**
* Categories data array
*
* @access private
* @var array
*/
var $_categories;
/**
* Categories number
*
* @access private
* @var int
*/
var $_total = null;
/**
* Categories data array (without empty categories)
*
* @access private
* @var array
*/
var $_categorieswithoutempty;
/**
* Categories number (without empty categories)
*
* @access private
* @var int
*/
var $_totalwithoutempty = null;
/**
* Returns the array of all available main categories of the gallery
*
* @access public
* @return array Categories objects array
* @since 1.5.5
*/
function getCategories()
{
if($this->_loadCategories())
{
return $this->_categories;
}
return array();
}
/**
* Method to get the total number of categories
*
* @access public
* @return int The total number of categories
* @since 1.5.5
*/
function getTotal()
{
// Let's load the categories if they doesn't already exist
if (empty($this->_total))
{
$query = $this->_buildQuery();
$this->_total = $this->_getListCount($query);
}
return $this->_total;
}
/**
* Returns the array of all available main categories
* of the gallery without empty categories
*
* @access public
* @return array Categories objects array
* @since 1.5.7
*/
function getCategoriesWithoutEmpty()
{
if($this->_loadCategoriesWithoutEmpty())
{
// We still have to select the categories according to the pagination
$limit = $this->_config->get('jg_catperpage');#JRequest::getVar('limit', 0, '', 'int');
$limitstart = JRequest::getInt('limitstart', 0);
$cats = array_slice($this->_categorieswithoutempty, $limitstart, $limit);
return $cats;
}
return array();
}
/**
* Method to get the total number of categories without empty categories
*
* @access public
* @return int The total number of categories without empty ones
* @since 1.5.7
*/
function getTotalWithoutEmpty()
{
// Let's calculate the number if it doesn't already exist
if(empty($this->_totalwithoutempty))
{
if(!$this->_loadCategoriesWithoutEmpty())
{
return 0;
}
}
return $this->_totalwithoutempty;
}
/**
* Method to get the data of a random image
*
* @access public
* @return object The data of a random image
* @since 1.5.5
*/
function getRandomImage($catid = 0, $random_catid = 0)
{
$query = " SELECT
*,
c.access
FROM
"._JOOM_TABLE_IMAGES." AS p
LEFT JOIN
"._JOOM_TABLE_CATEGORIES." AS c
ON
c.cid = p.catid";
if($this->_config->get('jg_showrandomcatthumb') == 1)
{
$query.= "
WHERE
p.catid = ".$catid;
}
else
{
if($this->_config->get('jg_showrandomcatthumb') >= 2)
{
$query.= "
WHERE
p.catid = ".$random_catid;
}
}
$query.= "
AND p.published = 1
AND p.approved = 1
AND p.hidden != 1
AND c.access <= ".$this->_user->get('aid')."
AND c.published = 1
";
$this->_db->setQuery($query);
if(!$rows = $this->_db->loadObjectList())
{
return false;
}
$row = $rows[mt_rand(0, count($rows)-1)];
return $row;
}
/**
* Loads the data of all available categories from the database
*
* @access private
* @return boolean True on success, false otherwise
* @since 1.5.5
*/
function _loadCategories()
{
// Let's load the data if it doesn't already exist
if(empty($this->_categories))
{
// Get the pagination request variables
$limit = $this->_config->get('jg_catperpage');#JRequest::getVar('limit', 0, '', 'int');
$limitstart = JRequest::getInt('limitstart', 0);
$query = $this->_buildQuery();
if(!$rows = $this->_getList($query, $limitstart, $limit))
{
return false;
}
$this->_categories = $rows;
}
return true;
}
/**
* Loads the data of all available categories from the database
* and checks whether the categories are empty.
* This method stores only the categories which aren't empty after that.
*
* @access private
* @return boolean True on success, false otherwise
* @since 1.5.7
*/
function _loadCategoriesWithoutEmpty()
{
// Let's load the data if it doesn't already exist
if(empty($this->_categorieswithoutempty))
{
$query = $this->_buildQuery();
if(!$cats = $this->_getList($query))
{
return false;
}
foreach($cats as $key => $cat)
{
// Get all sub-categories for each category which contain images
$subcategories = JoomHelper::getAllSubCategories($cat->cid, true);
if(!count($subcategories))
{
unset($cats[$key]);
}
}
$this->_categorieswithoutempty = $cats;
$this->_totalwithoutempty = count($cats);
}
return true;
}
/**
* Returns the query for loading all available categories of the gallery
*
* @access private
* @return string The query to be used to retrieve the categories from the database
* @since 1.5.5
*/
function _buildQuery()
{
$query = "SELECT
*
FROM
"._JOOM_TABLE_CATEGORIES." AS c
".$this->_buildWhere()."
".$this->_buildOrderby();
return $query;
}
/**
* Returns the 'where' part of the query for
* loading all available categories from the database
*
* @access private
* @return string The 'where' part of the query for loading all categories
* @since 1.5.5
*/
function _buildWhere()
{
/*$filtercat = JRequest::getInt('filter');*/
$where = array();
$where[] = "c.published = 1";
$where[] = 'c.hidden = 0';
$where[] = "c.parent = 0";
if(!$this->_config->get('jg_showrmsmcats'))
{
$where[] = "c.access <= ".$this->_user->get('aid');
}
if($this->_config->get('jg_hideemptycats'))
{
$where[] = "(((SELECT COUNT(id) FROM "._JOOM_TABLE_IMAGES." AS i WHERE i.catid = c.cid) != 0)
OR
((SELECT COUNT(cid) FROM "._JOOM_TABLE_CATEGORIES." AS sc WHERE sc.parent = c.cid) != 0))";
}
/*//Filter by type
switch($filtercat) {
//published
case 1:
$where[] = 'published = 1';
break;
//not published
case 2:
$where[] = 'published = 0';
break;
//user categories
case 3:
$where[] = 'owner IS NOT NULL';
break;
//admin categories
case 4:
$where[] = 'owner IS NULL';
break;
default:
break;
}
if ($searchtext = JRequest::getString('search'))
{
$filter = $this->_db->Quote('%'.$this->_db->getEscaped($searchtext, true).'%', false);
$where[] = "(c.name LIKE $filter OR c.description LIKE $filter)";
}*/
$where = count($where) ? 'WHERE ' . implode(' AND ', $where) : '';
return $where;
}
/**
* Returns the 'order by' part of the query for
* loading all available categories from the database
*
* @access private
* @return string The 'order by' part of the query for loading all categories
* @since 1.5.5
*/
function _buildOrderBy()
{
if($this->_config->get('jg_ordercatbyalpha'))
{
$orderby = "ORDER BY c.name";
}
else
{
$orderby = "ORDER BY c.ordering";
}
/*$sort = JRequest::getInt('sort');
$sortorder = '';
switch($sort) {
case 0:
$sortorder = 'c.ordering ASC';
break;
/*case 1:
$sortorder = 'c.ordering DESC';
break;*/
/*case 2:
$sortorder = 'c.catpath ASC';
break;
case 3:
$sortorder = 'c.catpath DESC';
break;
case 4:
$sortorder = 'c.cid ASC';
break;
case 5:
$sortorder = 'c.cid DESC';
break;
case 6:
$sortorder = 'c.name ASC';
break;
case 7:
$sortorder = 'c.name DESC';
break;
case 8:
$sortorder = 'c.owner ASC';
break;
case 9:
$sortorder = 'c.owner DESC';
break;
default:
break;
}
if ($sortorder != ''){
$orderby = 'ORDER BY '.$sortorder;
}*/
return $orderby;
}
}