joomla_test/components/com_content/models/categories.php
2020-01-02 22:20:31 +07:00

133 lines
3.1 KiB
PHP

<?php
/**
* @package Joomla.Site
* @subpackage com_content
*
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* This models supports retrieving lists of article categories.
*
* @package Joomla.Site
* @subpackage com_content
* @since 1.6
*/
class ContentModelCategories extends JModelList
{
/**
* Model context string.
*
* @var string
*/
public $_context = 'com_content.categories';
/**
* The category context (allows other extensions to derived from this model).
*
* @var string
*/
protected $_extension = 'com_content';
private $_parent = null;
private $_items = null;
/**
* Method to auto-populate the model state.
*
* Note. Calling getState in this method will result in recursion.
*
* @since 1.6
*/
protected function populateState($ordering = null, $direction = null)
{
$app = JFactory::getApplication();
$this->setState('filter.extension', $this->_extension);
// Get the parent id if defined.
$parentId = $app->input->getInt('id');
$this->setState('filter.parentId', $parentId);
$params = $app->getParams();
$this->setState('params', $params);
$this->setState('filter.published', 1);
$this->setState('filter.access', true);
}
/**
* Method to get a store id based on model configuration state.
*
* This is necessary because the model is used by the component and
* different modules that might need different sets of data or different
* ordering requirements.
*
* @param string $id A prefix for the store id.
*
* @return string A store id.
*/
protected function getStoreId($id = '')
{
// Compile the store id.
$id .= ':'.$this->getState('filter.extension');
$id .= ':'.$this->getState('filter.published');
$id .= ':'.$this->getState('filter.access');
$id .= ':'.$this->getState('filter.parentId');
return parent::getStoreId($id);
}
/**
* Redefine the function an add some properties to make the styling more easy
*
* @param bool $recursive True if you want to return children recursively.
*
* @return mixed An array of data items on success, false on failure.
* @since 1.6
*/
public function getItems($recursive = false)
{
if (!count($this->_items))
{
$app = JFactory::getApplication();
$menu = $app->getMenu();
$active = $menu->getActive();
$params = new JRegistry;
if ($active)
{
$params->loadString($active->params);
}
$options = array();
$options['countItems'] = $params->get('show_cat_num_articles_cat', 1) || !$params->get('show_empty_categories_cat', 0);
$categories = JCategories::getInstance('Content', $options);
$this->_parent = $categories->get($this->getState('filter.parentId', 'root'));
if (is_object($this->_parent))
{
$this->_items = $this->_parent->getChildren($recursive);
}
else {
$this->_items = false;
}
}
return $this->_items;
}
public function getParent()
{
if (!is_object($this->_parent))
{
$this->getItems();
}
return $this->_parent;
}
}