//[OutputCache(Duration = 600, VaryByParam = "currentCity;currentUserName")]
public ActionResult Index(string currentCity, string currentUserName)
{
//first, try to get the menu from cache
var existingMenu = GetMenuFromCache(currentCity, currentUserName);
if (existingMenu != null)
{
return(PartialView(existingMenu));
}
//if we get this far, we need to go get the menu, store it
Uri url = Request.Url;
var baseUrl = "";
baseUrl = Request.IsLocal
? String.Format("{0}://{1}:{2}/{3}/pems/", url.Scheme, url.Host, url.Port, RouteData.Values["city"])
: String.Format("{0}://{1}/{2}/pems/", url.Scheme, url.Host, RouteData.Values["city"]);
string menuUrl = String.Format("/{0}/pems/", RouteData.Values["city"]);
var displayFullMenu = DisplayFullMenu(GetCurrentCustomerId());
var menu = new PemsMenu(RouteData.Values["city"].ToString(), User.Identity.Name, baseUrl, string.Empty, displayFullMenu);
SaveMenuToCache(menu, currentCity, currentUserName);
return(PartialView(menu));
}
private void SaveMenuToCache(PemsMenu item, string currentCity, string currentUserName)
{
HttpContext.Cache.Insert("__PemsMenu" + currentCity.Trim() + currentUserName.Trim(), item, null, System.Web.Caching.Cache.NoAbsoluteExpiration, new TimeSpan(0, 10, 0));
}