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471
components/com_content/models/category.php
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471
components/com_content/models/category.php
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<?php
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/**
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* @package Joomla.Site
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* @subpackage com_content
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die;
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/**
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* This models supports retrieving a category, the articles associated with the category,
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* sibling, child and parent categories.
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*
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* @package Joomla.Site
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* @subpackage com_content
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* @since 1.5
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*/
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class ContentModelCategory extends JModelList
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{
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/**
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* Category items data
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*
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* @var array
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*/
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protected $_item = null;
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protected $_articles = null;
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protected $_siblings = null;
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protected $_children = null;
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protected $_parent = null;
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/**
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* Model context string.
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*
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* @var string
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*/
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protected $_context = 'com_content.category';
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/**
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* The category that applies.
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*
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* @access protected
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* @var object
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*/
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protected $_category = null;
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/**
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* The list of other newfeed categories.
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*
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* @access protected
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* @var array
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*/
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protected $_categories = null;
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/**
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* Constructor.
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*
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* @param array An optional associative array of configuration settings.
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* @see JController
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* @since 1.6
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*/
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public function __construct($config = array())
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{
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if (empty($config['filter_fields']))
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{
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$config['filter_fields'] = array(
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'id', 'a.id',
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'title', 'a.title',
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'alias', 'a.alias',
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'checked_out', 'a.checked_out',
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'checked_out_time', 'a.checked_out_time',
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'catid', 'a.catid', 'category_title',
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'state', 'a.state',
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'access', 'a.access', 'access_level',
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'created', 'a.created',
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'created_by', 'a.created_by',
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'modified', 'a.modified',
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'ordering', 'a.ordering',
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'featured', 'a.featured',
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'language', 'a.language',
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'hits', 'a.hits',
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'publish_up', 'a.publish_up',
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'publish_down', 'a.publish_down',
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'author', 'a.author'
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);
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}
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parent::__construct($config);
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}
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/**
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* Method to auto-populate the model state.
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*
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* Note. Calling getState in this method will result in recursion.
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*
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* return void
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* @since 1.6
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*/
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protected function populateState($ordering = null, $direction = null)
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{
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$app = JFactory::getApplication('site');
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$pk = $app->input->getInt('id');
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$this->setState('category.id', $pk);
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// Load the parameters. Merge Global and Menu Item params into new object
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$params = $app->getParams();
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$menuParams = new JRegistry;
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if ($menu = $app->getMenu()->getActive())
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{
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$menuParams->loadString($menu->params);
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}
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$mergedParams = clone $menuParams;
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$mergedParams->merge($params);
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$this->setState('params', $mergedParams);
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$user = JFactory::getUser();
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// Create a new query object.
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$db = $this->getDbo();
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$query = $db->getQuery(true);
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if ((!$user->authorise('core.edit.state', 'com_content')) && (!$user->authorise('core.edit', 'com_content'))){
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// limit to published for people who can't edit or edit.state.
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$this->setState('filter.published', 1);
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// Filter by start and end dates.
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$nullDate = $db->quote($db->getNullDate());
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$nowDate = $db->quote(JFactory::getDate()->toSQL());
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$query->where('(a.publish_up = ' . $nullDate . ' OR a.publish_up <= ' . $nowDate . ')')
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->where('(a.publish_down = ' . $nullDate . ' OR a.publish_down >= ' . $nowDate . ')');
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}
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else
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{
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$this->setState('filter.published', array(0, 1, 2));
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}
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// process show_noauth parameter
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if (!$params->get('show_noauth'))
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{
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$this->setState('filter.access', true);
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}
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else
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{
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$this->setState('filter.access', false);
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}
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// Optional filter text
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$this->setState('list.filter', $app->input->getString('filter-search'));
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// filter.order
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$itemid = $app->input->get('id', 0, 'int') . ':' . $app->input->get('Itemid', 0, 'int');
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$orderCol = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'string');
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if (!in_array($orderCol, $this->filter_fields))
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{
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$orderCol = 'a.ordering';
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}
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$this->setState('list.ordering', $orderCol);
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$listOrder = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir',
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'filter_order_Dir', '', 'cmd');
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if (!in_array(strtoupper($listOrder), array('ASC', 'DESC', '')))
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{
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$listOrder = 'ASC';
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}
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$this->setState('list.direction', $listOrder);
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$this->setState('list.start', $app->input->get('limitstart', 0, 'uint'));
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// set limit for query. If list, use parameter. If blog, add blog parameters for limit.
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if (($app->input->get('layout') == 'blog') || $params->get('layout_type') == 'blog')
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{
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$limit = $params->get('num_leading_articles') + $params->get('num_intro_articles') + $params->get('num_links');
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$this->setState('list.links', $params->get('num_links'));
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}
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else
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{
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$limit = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.limit', 'limit', $params->get('display_num'), 'uint');
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}
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$this->setState('list.limit', $limit);
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// set the depth of the category query based on parameter
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$showSubcategories = $params->get('show_subcategory_content', '0');
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if ($showSubcategories)
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{
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$this->setState('filter.max_category_levels', $params->get('show_subcategory_content', '1'));
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$this->setState('filter.subcategories', true);
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}
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$this->setState('filter.language', JLanguageMultilang::isEnabled());
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$this->setState('layout', $app->input->get('layout'));
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}
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/**
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* Get the articles in the category
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*
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* @return mixed An array of articles or false if an error occurs.
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* @since 1.5
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*/
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function getItems()
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{
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$limit = $this->getState('list.limit');
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if ($this->_articles === null && $category = $this->getCategory())
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{
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$model = JModelLegacy::getInstance('Articles', 'ContentModel', array('ignore_request' => true));
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$model->setState('params', JFactory::getApplication()->getParams());
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$model->setState('filter.category_id', $category->id);
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$model->setState('filter.published', $this->getState('filter.published'));
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$model->setState('filter.access', $this->getState('filter.access'));
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$model->setState('filter.language', $this->getState('filter.language'));
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$model->setState('list.ordering', $this->_buildContentOrderBy());
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$model->setState('list.start', $this->getState('list.start'));
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$model->setState('list.limit', $limit);
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$model->setState('list.direction', $this->getState('list.direction'));
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$model->setState('list.filter', $this->getState('list.filter'));
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// filter.subcategories indicates whether to include articles from subcategories in the list or blog
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$model->setState('filter.subcategories', $this->getState('filter.subcategories'));
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$model->setState('filter.max_category_levels', $this->setState('filter.max_category_levels'));
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$model->setState('list.links', $this->getState('list.links'));
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if ($limit >= 0)
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{
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$this->_articles = $model->getItems();
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if ($this->_articles === false)
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{
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$this->setError($model->getError());
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}
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}
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else
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{
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$this->_articles = array();
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}
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$this->_pagination = $model->getPagination();
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}
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return $this->_articles;
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}
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/**
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* Build the orderby for the query
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*
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* @return string $orderby portion of query
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* @since 1.5
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*/
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protected function _buildContentOrderBy()
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{
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$app = JFactory::getApplication('site');
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$db = $this->getDbo();
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$params = $this->state->params;
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$itemid = $app->input->get('id', 0, 'int') . ':' . $app->input->get('Itemid', 0, 'int');
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$orderCol = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order', 'filter_order', '', 'string');
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$orderDirn = $app->getUserStateFromRequest('com_content.category.list.' . $itemid . '.filter_order_Dir', 'filter_order_Dir', '', 'cmd');
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$orderby = ' ';
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if (!in_array($orderCol, $this->filter_fields))
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{
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$orderCol = null;
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}
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if (!in_array(strtoupper($orderDirn), array('ASC', 'DESC', '')))
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{
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$orderDirn = 'ASC';
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}
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if ($orderCol && $orderDirn)
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{
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$orderby .= $db->escape($orderCol) . ' ' . $db->escape($orderDirn) . ', ';
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}
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$articleOrderby = $params->get('orderby_sec', 'rdate');
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$articleOrderDate = $params->get('order_date');
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$categoryOrderby = $params->def('orderby_pri', '');
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$secondary = ContentHelperQuery::orderbySecondary($articleOrderby, $articleOrderDate) . ', ';
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$primary = ContentHelperQuery::orderbyPrimary($categoryOrderby);
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$orderby .= $primary . ' ' . $secondary . ' a.created ';
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return $orderby;
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}
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public function getPagination()
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{
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if (empty($this->_pagination))
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{
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return null;
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}
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return $this->_pagination;
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}
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/**
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* Method to get category data for the current category
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*
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* @param integer An optional ID
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*
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* @return object
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* @since 1.5
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*/
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public function getCategory()
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{
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if (!is_object($this->_item))
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{
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if ( isset( $this->state->params ) )
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{
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$params = $this->state->params;
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$options = array();
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$options['countItems'] = $params->get('show_cat_num_articles', 1) || !$params->get('show_empty_categories_cat', 0);
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}
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else {
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$options['countItems'] = 0;
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}
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$categories = JCategories::getInstance('Content', $options);
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$this->_item = $categories->get($this->getState('category.id', 'root'));
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// Compute selected asset permissions.
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if (is_object($this->_item))
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{
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$user = JFactory::getUser();
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$asset = 'com_content.category.'.$this->_item->id;
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// Check general create permission.
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if ($user->authorise('core.create', $asset))
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{
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$this->_item->getParams()->set('access-create', true);
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}
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// TODO: Why aren't we lazy loading the children and siblings?
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$this->_children = $this->_item->getChildren();
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$this->_parent = false;
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if ($this->_item->getParent())
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{
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$this->_parent = $this->_item->getParent();
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}
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$this->_rightsibling = $this->_item->getSibling();
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$this->_leftsibling = $this->_item->getSibling(false);
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}
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else {
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$this->_children = false;
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$this->_parent = false;
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}
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}
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return $this->_item;
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}
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/**
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* Get the parent category.
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*
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* @param integer An optional category id. If not supplied, the model state 'category.id' will be used.
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*
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* @return mixed An array of categories or false if an error occurs.
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* @since 1.6
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*/
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public function getParent()
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{
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if (!is_object($this->_item))
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{
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$this->getCategory();
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}
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return $this->_parent;
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}
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/**
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* Get the left sibling (adjacent) categories.
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*
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* @return mixed An array of categories or false if an error occurs.
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* @since 1.6
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*/
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function &getLeftSibling()
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{
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if (!is_object($this->_item))
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{
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$this->getCategory();
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}
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return $this->_leftsibling;
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}
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/**
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* Get the right sibling (adjacent) categories.
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*
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* @return mixed An array of categories or false if an error occurs.
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* @since 1.6
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*/
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function &getRightSibling()
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{
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if (!is_object($this->_item))
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{
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$this->getCategory();
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}
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return $this->_rightsibling;
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}
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/**
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* Get the child categories.
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*
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* @param integer An optional category id. If not supplied, the model state 'category.id' will be used.
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*
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* @return mixed An array of categories or false if an error occurs.
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* @since 1.6
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*/
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function &getChildren()
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{
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if (!is_object($this->_item))
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{
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$this->getCategory();
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}
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// Order subcategories
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if (count($this->_children))
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{
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$params = $this->getState()->get('params');
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if ($params->get('orderby_pri') == 'alpha' || $params->get('orderby_pri') == 'ralpha')
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{
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jimport('joomla.utilities.arrayhelper');
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JArrayHelper::sortObjects($this->_children, 'title', ($params->get('orderby_pri') == 'alpha') ? 1 : -1);
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}
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}
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return $this->_children;
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}
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/**
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* Increment the hit counter for the category.
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*
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* @param int $pk Optional primary key of the category to increment.
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*
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* @return boolean True if successful; false otherwise and internal error set.
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*/
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public function hit($pk = 0)
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{
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// Initialise variables.
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$pk = (!empty($pk)) ? $pk : (int) $this->getState('category.id');
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$db = $this->getDbo();
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$query = $db->getQuery(true)
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->update('#__categories')
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->set('hits = hits + 1')
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->where('id = ' . (int) $pk);
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$db->setQuery($query);
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try
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{
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$db->execute();
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}
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catch (RuntimeException $e)
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{
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$this->setError($e->getMessage());
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return false;
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}
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return true;
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}
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}
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