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Current File : /home/pacjaorg/public_html/nsa/administrator/components/com_newsfeeds/src/Model/NewsfeedsModel.php
<?php
/**
 * @package     Joomla.Administrator
 * @subpackage  com_newsfeeds
 *
 * @copyright   (C) 2008 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\Component\Newsfeeds\Administrator\Model;

\defined('_JEXEC') or die;

use Joomla\CMS\Component\ComponentHelper;
use Joomla\CMS\Factory;
use Joomla\CMS\Language\Associations;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\ListModel;
use Joomla\Database\ParameterType;
use Joomla\Utilities\ArrayHelper;

/**
 * Methods supporting a list of newsfeed records.
 *
 * @since  1.6
 */
class NewsfeedsModel extends ListModel
{
	/**
	 * Constructor.
	 *
	 * @param   array                $config   An optional associative array of configuration settings.
	 * @param   MVCFactoryInterface  $factory  The factory.
	 *
	 * @see    \Joomla\CMS\MVC\Model\BaseDatabaseModel
	 * @since   3.2
	 */
	public function __construct($config = array(), MVCFactoryInterface $factory = null)
	{
		if (empty($config['filter_fields']))
		{
			$config['filter_fields'] = array(
				'id', 'a.id',
				'name', 'a.name',
				'alias', 'a.alias',
				'checked_out', 'a.checked_out',
				'checked_out_time', 'a.checked_out_time',
				'catid', 'a.catid', 'category_id', 'category_title',
				'published', 'a.published',
				'access', 'a.access', 'access_level',
				'created', 'a.created',
				'created_by', 'a.created_by',
				'ordering', 'a.ordering',
				'language', 'a.language', 'language_title',
				'publish_up', 'a.publish_up',
				'publish_down', 'a.publish_down',
				'cache_time', 'a.cache_time',
				'numarticles',
				'tag',
				'level', 'c.level',
				'tag',
			);

			if (Associations::isEnabled())
			{
				$config['filter_fields'][] = 'association';
			}
		}

		parent::__construct($config, $factory);
	}

	/**
	 * Method to auto-populate the model state.
	 *
	 * Note. Calling getState in this method will result in recursion.
	 *
	 * @param   string  $ordering   An optional ordering field.
	 * @param   string  $direction  An optional direction (asc|desc).
	 *
	 * @return  void
	 *
	 * @since   1.6
	 */
	protected function populateState($ordering = 'a.name', $direction = 'asc')
	{
		$app = Factory::getApplication();

		$forcedLanguage = $app->input->get('forcedLanguage', '', 'cmd');

		// Adjust the context to support modal layouts.
		if ($layout = $app->input->get('layout'))
		{
			$this->context .= '.' . $layout;
		}

		// Adjust the context to support forced languages.
		if ($forcedLanguage)
		{
			$this->context .= '.' . $forcedLanguage;
		}

		// Load the parameters.
		$params = ComponentHelper::getParams('com_newsfeeds');
		$this->setState('params', $params);

		// List state information.
		parent::populateState($ordering, $direction);

		// Force a language.
		if (!empty($forcedLanguage))
		{
			$this->setState('filter.language', $forcedLanguage);
		}
	}

	/**
	 * 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.search');
		$id .= ':' . $this->getState('filter.published');
		$id .= ':' . $this->getState('filter.category_id');
		$id .= ':' . $this->getState('filter.access');
		$id .= ':' . $this->getState('filter.language');
		$id .= ':' . $this->getState('filter.level');
		$id .= ':' . serialize($this->getState('filter.tag'));

		return parent::getStoreId($id);
	}

	/**
	 * Build an SQL query to load the list data.
	 *
	 * @return  \JDatabaseQuery
	 */
	protected function getListQuery()
	{
		// Create a new query object.
		$db    = $this->getDbo();
		$query = $db->getQuery(true);
		$user  = Factory::getUser();

		// Select the required fields from the table.
		$query->select(
			$this->getState(
				'list.select',
				[
					$db->quoteName('a.id'),
					$db->quoteName('a.name'),
					$db->quoteName('a.alias'),
					$db->quoteName('a.checked_out'),
					$db->quoteName('a.checked_out_time'),
					$db->quoteName('a.catid'),
					$db->quoteName('a.numarticles'),
					$db->quoteName('a.cache_time'),
					$db->quoteName('a.created_by'),
					$db->quoteName('a.published'),
					$db->quoteName('a.access'),
					$db->quoteName('a.ordering'),
					$db->quoteName('a.language'),
					$db->quoteName('a.publish_up'),
					$db->quoteName('a.publish_down'),
				]
			)
		)
			->select(
				[
					$db->quoteName('l.title', 'language_title'),
					$db->quoteName('l.image', 'language_image'),
					$db->quoteName('uc.name', 'editor'),
					$db->quoteName('ag.title', 'access_level'),
					$db->quoteName('c.title', 'category_title'),
				]
			)
			->from($db->quoteName('#__newsfeeds', 'a'))
			->join('LEFT', $db->quoteName('#__languages', 'l'), $db->quoteName('l.lang_code') . ' = ' . $db->quoteName('a.language'))
			->join('LEFT', $db->quoteName('#__users', 'uc'), $db->quoteName('uc.id') . ' = ' . $db->quoteName('a.checked_out'))
			->join('LEFT', $db->quoteName('#__viewlevels', 'ag'), $db->quoteName('ag.id') . ' = ' . $db->quoteName('a.access'))
			->join('LEFT', $db->quoteName('#__categories', 'c'), $db->quoteName('c.id') . ' = ' . $db->quoteName('a.catid'));

		// Join over the associations.
		if (Associations::isEnabled())
		{
			$subQuery = $db->getQuery(true)
				->select('COUNT(' . $db->quoteName('asso1.id') . ') > 1')
				->from($db->quoteName('#__associations', 'asso1'))
				->join('INNER', $db->quoteName('#__associations', 'asso2'), $db->quoteName('asso1.key') . ' = ' . $db->quoteName('asso2.key'))
				->where(
					[
						$db->quoteName('asso1.id') . ' = ' . $db->quoteName('a.id'),
						$db->quoteName('asso1.context') . ' = ' . $db->quote('com_newsfeeds.item'),
					]
				);

			$query->select('(' . $subQuery . ') AS ' . $db->quoteName('association'));
		}

		// Filter by access level.
		if ($access = (int) $this->getState('filter.access'))
		{
			$query->where($db->quoteName('a.access') . ' = :access')
				->bind(':access', $access, ParameterType::INTEGER);
		}

		// Implement View Level Access
		if (!$user->authorise('core.admin'))
		{
			$query->whereIn($db->quoteName('a.access'), $user->getAuthorisedViewLevels());
		}

		// Filter by published state.
		$published = (string) $this->getState('filter.published');

		if (is_numeric($published))
		{
			$published = (int) $published;
			$query->where($db->quoteName('a.published') . ' = :published')
				->bind(':published', $published, ParameterType::INTEGER);
		}
		elseif ($published === '')
		{
			$query->where($db->quoteName('a.published') . ' IN (0, 1)');
		}

		// Filter by category.
		$categoryId = $this->getState('filter.category_id');

		if (is_numeric($categoryId))
		{
			$categoryId = (int) $categoryId;
			$query->where($db->quoteName('a.catid') . ' = :categoryId')
				->bind(':categoryId', $categoryId, ParameterType::INTEGER);
		}

		// Filter on the level.
		if ($level = (int) $this->getState('filter.level'))
		{
			$query->where($db->quoteName('c.level') . ' <= :level')
				->bind(':level', $level, ParameterType::INTEGER);
		}

		// Filter by search in title
		if ($search = $this->getState('filter.search'))
		{
			if (stripos($search, 'id:') === 0)
			{
				$search = (int) substr($search, 3);
				$query->where($db->quoteName('a.id') . ' = :search')
					->bind(':search', $search, ParameterType::INTEGER);
			}
			else
			{
				$search = '%' . str_replace(' ', '%', trim($search)) . '%';
				$query->where('(' . $db->quoteName('a.name') . ' LIKE :search1 OR ' . $db->quoteName('a.alias') . ' LIKE :search2)')
					->bind([':search1', ':search2'], $search);
			}
		}

		// Filter on the language.
		if ($language = $this->getState('filter.language'))
		{
			$query->where($db->quoteName('a.language') . ' = :language')
				->bind(':language', $language);
		}

		// Filter by a single or group of tags.
		$tag = $this->getState('filter.tag');

		// Run simplified query when filtering by one tag.
		if (\is_array($tag) && \count($tag) === 1)
		{
			$tag = $tag[0];
		}

		if ($tag && \is_array($tag))
		{
			$tag = ArrayHelper::toInteger($tag);

			$subQuery = $db->getQuery(true)
				->select('DISTINCT ' . $db->quoteName('content_item_id'))
				->from($db->quoteName('#__contentitem_tag_map'))
				->where(
					[
						$db->quoteName('tag_id') . ' IN (' . implode(',', $query->bindArray($tag)) . ')',
						$db->quoteName('type_alias') . ' = ' . $db->quote('com_newsfeeds.newsfeed'),
					]
				);

			$query->join(
				'INNER',
				'(' . $subQuery . ') AS ' . $db->quoteName('tagmap'),
				$db->quoteName('tagmap.content_item_id') . ' = ' . $db->quoteName('a.id')
			);
		}
		elseif ($tag = (int) $tag)
		{
			$query->join(
				'INNER',
				$db->quoteName('#__contentitem_tag_map', 'tagmap'),
				$db->quoteName('tagmap.content_item_id') . ' = ' . $db->quoteName('a.id')
			)
				->where(
					[
						$db->quoteName('tagmap.tag_id') . ' = :tag',
						$db->quoteName('tagmap.type_alias') . ' = ' . $db->quote('com_newsfeeds.newsfeed'),
					]
				)
				->bind(':tag', $tag, ParameterType::INTEGER);
		}

		// Add the list ordering clause.
		$orderCol  = $this->state->get('list.ordering', 'a.name');
		$orderDirn = $this->state->get('list.direction', 'ASC');

		if ($orderCol == 'a.ordering' || $orderCol == 'category_title')
		{
			$ordering = [
				$db->quoteName('c.title') . ' ' . $db->escape($orderDirn),
				$db->quoteName('a.ordering') . ' ' . $db->escape($orderDirn),
			];
		}
		else
		{
			$ordering = $db->escape($orderCol) . ' ' . $db->escape($orderDirn);
		}

		$query->order($ordering);

		return $query;
	}
}
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