public static string GetNotificacion(this HttpServerUtilityBase server, EnumNotificacionEmail notificacion, string titulo = null) { var plantilla = server.GetNotificacionPlantilla(); var path = server.MapPath(Path.Combine(SettingsProvider.EmailNotificaciones, notificacion.ToDescription())); var html = File.ReadAllText(path, Encoding.UTF8); html = plantilla.Replace("@Header@", titulo ?? string.Empty) .Replace("@Body@", html); return(html); }