joomla_test/components/com_content/models/category.php

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2020-01-02 22:20:31 +07:00
<?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 a category, the articles associated with the category,
* sibling, child and parent categories.
*
* @package Joomla.Site
* @subpackage com_content
* @since 1.5
*/
class ContentModelCategory extends JModelList
{
/**
* Category items data
*
* @var array
*/
protected $_item = null;
protected $_articles = null;
protected $_siblings = null;
protected $_children = null;
protected $_parent = null;
/**
* Model context string.
*
* @var string
*/
protected $_context = 'com_content.category';
/**
* The category that applies.
*
* @access protected
* @var object
*/
protected $_category = null;
/**
* The list of other newfeed categories.
*
* @access protected
* @var array
*/
protected $_categories = null;
/**
* Constructor.
*
* @param array An optional associative array of configuration settings.
* @see JController
* @since 1.6
*/
public function __construct($config = array())
{
if (empty($config['filter_fields']))
{
$config['filter_fields'] = array(
'id', 'a.id',
'title', 'a.title',
'alias', 'a.alias',
'checked_out', 'a.checked_out',
'checked_out_time', 'a.checked_out_time',
'catid', 'a.catid', 'category_title',
'state', 'a.state',
'access', 'a.access', 'access_level',
'created', 'a.created',
'created_by', 'a.created_by',
'modified', 'a.modified',
'ordering', 'a.ordering',
'featured', 'a.featured',
'language', 'a.language',
'hits', 'a.hits',
'publish_up', 'a.publish_up',
'publish_down', 'a.publish_down',
'author', 'a.author'
);
}
parent::__construct($config);
}
/**
* Method to auto-populate the model state.
*
* Note. Calling getState in this method will result in recursion.
*
* return void
* @since 1.6
*/
protected function populateState($ordering = null, $direction = null)
{
$app = JFactory::getApplication('site');
$pk = $app->input->getInt('id');
$this->setState('category.id', $pk);
// Load the parameters. Merge Global and Menu Item params into new object
$params = $app->getParams();
$menuParams = new JRegistry;
if ($menu = $app->getMenu()->getActive())
{
$menuParams->loadString($menu->params);
}
$mergedParams = clone $menuParams;
$mergedParams->merge($params);
$this->setState('params', $mergedParams);
$user = JFactory::getUser();
// Create a new query object.
$db = $this->getDbo();
$query = $db->getQuery(true);
if ((!$user->authorise('core.edit.state', 'com_content')) && (!$user->authorise('core.edit', 'com_content'))){
// limit to published for people who can't edit or edit.state.
$this->setState('filter.published', 1);
// Filter by start and end dates.
$nullDate = $db->quote($db->getNullDate());
$nowDate = $db->quote(JFactory::getDate()->toSQL());
$query->where('(a.publish_up = ' . $nullDate . ' OR a.publish_up <= ' . $nowDate . ')')
->where('(a.publish_down = ' . $nullDate . ' OR a.publish_down >= ' . $nowDate . ')');
}
else
{
$this->setState('filter.published', array(0, 1, 2));
}
// process show_noauth parameter
if (!$params->get('show_noauth'))
{
$this->setState('filter.access', true);
}
else
{
$this->setState('filter.access', false);
}
// Optional filter text
$this->setState('list.filter', $app->input->getString('filter-search'));
// filter.order
$itemid = $app->input->get('id', 0, 'int') . ':' . $app->input->get('Itemid', 0, 'int');
$orderCol = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'string');
if (!in_array($orderCol, $this->filter_fields))
{
$orderCol = 'a.ordering';
}
$this->setState('list.ordering', $orderCol);
$listOrder = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir',
'filter_order_Dir', '', 'cmd');
if (!in_array(strtoupper($listOrder), array('ASC', 'DESC', '')))
{
$listOrder = 'ASC';
}
$this->setState('list.direction', $listOrder);
$this->setState('list.start', $app->input->get('limitstart', 0, 'uint'));
// set limit for query. If list, use parameter. If blog, add blog parameters for limit.
if (($app->input->get('layout') == 'blog') || $params->get('layout_type') == 'blog')
{
$limit = $params->get('num_leading_articles') + $params->get('num_intro_articles') + $params->get('num_links');
$this->setState('list.links', $params->get('num_links'));
}
else
{
$limit = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.limit', 'limit', $params->get('display_num'), 'uint');
}
$this->setState('list.limit', $limit);
// set the depth of the category query based on parameter
$showSubcategories = $params->get('show_subcategory_content', '0');
if ($showSubcategories)
{
$this->setState('filter.max_category_levels', $params->get('show_subcategory_content', '1'));
$this->setState('filter.subcategories', true);
}
$this->setState('filter.language', JLanguageMultilang::isEnabled());
$this->setState('layout', $app->input->get('layout'));
}
/**
* Get the articles in the category
*
* @return mixed An array of articles or false if an error occurs.
* @since 1.5
*/
function getItems()
{
$limit = $this->getState('list.limit');
if ($this->_articles === null && $category = $this->getCategory())
{
$model = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));
$model->setState('params', JFactory::getApplication()->getParams());
$model->setState('filter.category_id', $category->id);
$model->setState('filter.published', $this->getState('filter.published'));
$model->setState('filter.access', $this->getState('filter.access'));
$model->setState('filter.language', $this->getState('filter.language'));
$model->setState('list.ordering', $this->_buildContentOrderBy());
$model->setState('list.start', $this->getState('list.start'));
$model->setState('list.limit', $limit);
$model->setState('list.direction', $this->getState('list.direction'));
$model->setState('list.filter', $this->getState('list.filter'));
// filter.subcategories indicates whether to include articles from subcategories in the list or blog
$model->setState('filter.subcategories', $this->getState('filter.subcategories'));
$model->setState('filter.max_category_levels', $this->setState('filter.max_category_levels'));
$model->setState('list.links', $this->getState('list.links'));
if ($limit >= 0)
{
$this->_articles = $model->getItems();
if ($this->_articles === false)
{
$this->setError($model->getError());
}
}
else
{
$this->_articles = array();
}
$this->_pagination = $model->getPagination();
}
return $this->_articles;
}
/**
* Build the orderby for the query
*
* @return string $orderby portion of query
* @since 1.5
*/
protected function _buildContentOrderBy()
{
$app = JFactory::getApplication('site');
$db = $this->getDbo();
$params = $this->state->params;
$itemid = $app->input->get('id', 0, 'int') . ':' . $app->input->get('Itemid', 0, 'int');
$orderCol = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'string');
$orderDirn = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir', 'filter_order_Dir', '', 'cmd');
$orderby = ' ';
if (!in_array($orderCol, $this->filter_fields))
{
$orderCol = null;
}
if (!in_array(strtoupper($orderDirn), array('ASC', 'DESC', '')))
{
$orderDirn = 'ASC';
}
if ($orderCol && $orderDirn)
{
$orderby .= $db->escape($orderCol) . ' ' . $db->escape($orderDirn) . ', ';
}
$articleOrderby = $params->get('orderby_sec', 'rdate');
$articleOrderDate = $params->get('order_date');
$categoryOrderby = $params->def('orderby_pri', '');
$secondary = ContentHelperQuery::orderbySecondary($articleOrderby, $articleOrderDate) . ', ';
$primary = ContentHelperQuery::orderbyPrimary($categoryOrderby);
$orderby .= $primary . ' ' . $secondary . ' a.created ';
return $orderby;
}
public function getPagination()
{
if (empty($this->_pagination))
{
return null;
}
return $this->_pagination;
}
/**
* Method to get category data for the current category
*
* @param integer An optional ID
*
* @return object
* @since 1.5
*/
public function getCategory()
{
if (!is_object($this->_item))
{
if ( isset( $this->state->params ) )
{
$params = $this->state->params;
$options = array();
$options['countItems'] = $params->get('show_cat_num_articles', 1) || !$params->get('show_empty_categories_cat', 0);
}
else {
$options['countItems'] = 0;
}
$categories = JCategories::getInstance('Content', $options);
$this->_item = $categories->get($this->getState('category.id', 'root'));
// Compute selected asset permissions.
if (is_object($this->_item))
{
$user = JFactory::getUser();
$asset = 'com_content.category.'.$this->_item->id;
// Check general create permission.
if ($user->authorise('core.create', $asset))
{
$this->_item->getParams()->set('access-create', true);
}
// TODO: Why aren't we lazy loading the children and siblings?
$this->_children = $this->_item->getChildren();
$this->_parent = false;
if ($this->_item->getParent())
{
$this->_parent = $this->_item->getParent();
}
$this->_rightsibling = $this->_item->getSibling();
$this->_leftsibling = $this->_item->getSibling(false);
}
else {
$this->_children = false;
$this->_parent = false;
}
}
return $this->_item;
}
/**
* Get the parent category.
*
* @param integer An optional category id. If not supplied, the model state 'category.id' will be used.
*
* @return mixed An array of categories or false if an error occurs.
* @since 1.6
*/
public function getParent()
{
if (!is_object($this->_item))
{
$this->getCategory();
}
return $this->_parent;
}
/**
* Get the left sibling (adjacent) categories.
*
* @return mixed An array of categories or false if an error occurs.
* @since 1.6
*/
function &getLeftSibling()
{
if (!is_object($this->_item))
{
$this->getCategory();
}
return $this->_leftsibling;
}
/**
* Get the right sibling (adjacent) categories.
*
* @return mixed An array of categories or false if an error occurs.
* @since 1.6
*/
function &getRightSibling()
{
if (!is_object($this->_item))
{
$this->getCategory();
}
return $this->_rightsibling;
}
/**
* Get the child categories.
*
* @param integer An optional category id. If not supplied, the model state 'category.id' will be used.
*
* @return mixed An array of categories or false if an error occurs.
* @since 1.6
*/
function &getChildren()
{
if (!is_object($this->_item))
{
$this->getCategory();
}
// Order subcategories
if (count($this->_children))
{
$params = $this->getState()->get('params');
if ($params->get('orderby_pri') == 'alpha' || $params->get('orderby_pri') == 'ralpha')
{
jimport('joomla.utilities.arrayhelper');
JArrayHelper::sortObjects($this->_children, 'title', ($params->get('orderby_pri') == 'alpha') ? 1 : -1);
}
}
return $this->_children;
}
/**
* Increment the hit counter for the category.
*
* @param int $pk Optional primary key of the category to increment.
*
* @return boolean True if successful; false otherwise and internal error set.
*/
public function hit($pk = 0)
{
// Initialise variables.
$pk = (!empty($pk)) ? $pk : (int) $this->getState('category.id');
$db = $this->getDbo();
$query = $db->getQuery(true)
->update('#__categories')
->set('hits = hits + 1')
->where('id = ' . (int) $pk);
$db->setQuery($query);
try
{
$db->execute();
}
catch (RuntimeException $e)
{
$this->setError($e->getMessage());
return false;
}
return true;
}
}