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<?php
/**
* Kunena Component
*
* @package Kunena.Framework
* @subpackage Forum.Announcement
*
* @copyright Copyright (C) 2008 - @currentyear@ Kunena Team. All rights reserved.
* @license https://www.gnu.org/copyleft/gpl.html GNU/GPL
* @link https://www.kunena.org
**/
namespace Kunena\Forum\Libraries\Forum\Announcement;
\defined('_JEXEC') or die();
use Exception;
use Joomla\CMS\Factory;
use Joomla\CMS\Uri\Uri;
use Joomla\Database\Exception\ExecutionFailureException;
use Kunena\Forum\Libraries\Error\KunenaError;
use Kunena\Forum\Libraries\Route\KunenaRoute;
/**
* Class AnnouncementHelper
*
* @since Kunena 1.0
*/
abstract class KunenaAnnouncementHelper
{
/**
* @var KunenaAnnouncement[]
* @since Kunena 6.0
*/
public static $_instances = null;
/**
* Returns the global Announcement object, only creating it if it doesn't already exist.
*
* @param int $identifier Announcement to load - Can be only an integer.
* @param bool $reload reload
*
* @return KunenaAnnouncement
*
* @throws Exception
* @since Kunena 6.0
*/
public static function get($identifier = null, $reload = false)
{
if ($identifier instanceof KunenaAnnouncement) {
return $identifier;
}
if (!is_numeric($identifier)) {
return new KunenaAnnouncement();
}
$id = \intval($identifier);
if (empty(self::$_instances[$id])) {
self::$_instances[$id] = new KunenaAnnouncement(['id' => $id]);
self::$_instances[$id]->load();
} elseif ($reload) {
self::$_instances[$id]->load();
}
return self::$_instances[$id];
}
/**
* Get url
*
* @param null $layout layout
* @param bool $xhtml xhtml
*
* @return string
*
* @throws Exception
* @since Kunena 6.0
*/
public static function getUrl($layout = null, $xhtml = true): string
{
$uri = self::getUri($layout);
return KunenaRoute::_($uri, $xhtml);
}
/**
* Get uri
*
* @param string $layout layout
*
* @return Uri
*
* @since Kunena 6.0
*/
public static function getUri($layout = null): Uri
{
$uri = new Uri('index.php?option=com_kunena&view=announcement');
if ($layout) {
$uri->setVar('layout', $layout);
}
return $uri;
}
/**
* Get Announcements
*
* @param int $start start
* @param int $limit limit
* @param bool $filter filter
*
* @return KunenaAnnouncement[]
*
* @throws Exception
* @since Kunena 6.0
*/
public static function getAnnouncements($start = 0, $limit = 1, $filter = true): array
{
$db = Factory::getContainer()->get('DatabaseDriver');
$nowDate = $db->quote(Factory::getDate()->toSql());
if ($filter) {
$query = $db->getQuery(true)
->select('*')
->from($db->quoteName('#__kunena_announcement'))
->where($db->quoteName('published') . ' = 1')
->Where('(' . $db->quoteName('publish_up') . ' = ' . $db->quote('1000-01-01 00:00:00') . ' OR ' . $db->quoteName('publish_up') . ' <= ' . $nowDate . ')')
->Where('(' . $db->quoteName('publish_down') . ' =' . $db->quote('1000-01-01 00:00:00') . ' OR ' . $db->quoteName('publish_down') . ' >= ' . $nowDate . ')')
->order($db->quoteName('id') . ' DESC');
} else {
$query = $db->getQuery(true)
->select('*')
->from($db->quoteName('#__kunena_announcement'))
->order($db->quoteName('id') . ' DESC');
}
$query->setLimit($limit, $start);
$db->setQuery($query);
try {
$results = (array) $db->loadAssocList();
} catch (ExecutionFailureException $e) {
KunenaError::displayDatabaseError($e);
}
self::$_instances = [];
$list = [];
foreach ($results as $announcement) {
if (isset(self::$_instances[$announcement['id']])) {
continue;
}
$instance = new KunenaAnnouncement($announcement);
$instance->exists(true);
self::$_instances[$instance->id] = $instance;
$list[] = $instance;
}
unset($results);
return $list;
}
/**
* Get Count
*
* @param bool $filter filter
*
* @return integer
*
* @throws Exception
* @since Kunena 6.0
*/
public static function getCount($filter = true): int
{
$db = Factory::getContainer()->get('DatabaseDriver');
$nullDate = $db->getNullDate() ? $db->quote($db->getNullDate()) : 'NULL';
$nowDate = $db->quote(Factory::getDate()->toSql());
if ($filter) {
$query = $db->getQuery(true)
->select('COUNT(*)')
->from($db->quoteName('#__kunena_announcement'))
->where($db->quoteName('published') . ' = 1')
->andWhere($db->quoteName('publish_up') . ' = ' . $nullDate . ' OR ' . $db->quoteName('publish_up') . ' <= ' . $nowDate)
->andWhere($db->quoteName('publish_down') . ' = ' . $nullDate . ' OR ' . $db->quoteName('publish_down') . ' >= ' . $nowDate)
->order('id DESC');
} else {
$query = $db->getQuery(true)
->select('COUNT(*)')
->from($db->quoteName('#__kunena_announcement'))
->order($db->quoteName('id') . ' DESC');
}
$db->setQuery($query);
try {
$total = (int) $db->loadResult();
} catch (ExecutionFailureException $e) {
KunenaError::displayDatabaseError($e);
}
return $total;
}
/**
* Free up memory by cleaning up all cached items.
*
* @return void
*
* @since Kunena 6.0
*/
public static function cleanup(): void
{
self::$_instances = [];
}
}