Method load

/**
 * Loads the published plugins.
 *
 * @return  array  An array of published plugins
 *
 * @since   3.2
 */
protected static function load()
{
    if (static::$plugins !== null) {
        return static::$plugins;
    }
    $levels = Factory::getUser()->getAuthorisedViewLevels();
    /** @var \Joomla\CMS\Cache\Controller\CallbackController $cache */
    $cache = Factory::getCache('com_plugins', 'callback');
    $loader = function () use($levels) {
        $db = Factory::getDbo();
        $query = $db->getQuery(true)->select($db->quoteName(['folder', 'element', 'params', 'extension_id'], ['type', 'name', 'params', 'id']))->from($db->quoteName('#__extensions'))->where([$db->quoteName('enabled') . ' = 1', $db->quoteName('type') . ' = ' . $db->quote('plugin'), $db->quoteName('state') . ' IN (0,1)'])->whereIn($db->quoteName('access'), $levels)->order($db->quoteName('ordering'));
        $db->setQuery($query);
        return $db->loadObjectList();
    };
    try {
        static::$plugins = $cache->get($loader, [], md5(implode(',', $levels)), false);
    } catch (CacheExceptionInterface $cacheException) {
        static::$plugins = $loader();
    }
    return static::$plugins;
}