/**
* Return active instance of this class, create one if it doesn't exist
*
* @return WP_Stream_Notifications
*/
public static function get_instance()
{
if (empty(self::$instance)) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Return active instance of WP_Stream, create one if it doesn't exist
*
* @return WP_Stream
*/
public static function get_instance()
{
if (empty(self::$instance)) {
$class = __CLASS__;
self::$instance = new $class();
}
return self::$instance;
}