/**
* Gets a page and children based on it's ID
* @param string $id The page ID
* @return object A JSON tree
*/
private static function _getPage($id)
{
self::$_result = null;
self::_getPageHelper(self::$_data->pages, $id);
if (!isset(self::$_result)) {
throw new \Exception('Sitemap: Page not found.');
}
return self::$_result;
}
