public Core(Server server, HttpContext context, string viewstate = "", string type = "")
{
Server = server;
Context = context;
Request = context.Request;
Response = context.Response;
Session = context.Session;
Sql = new Sql(this);
Util = new Utility.Util(this);
User = new User();
//load viewstate
if (useViewState == true)
{
ViewStateId = viewstate;
if(ViewStateId == "") { ViewStateId = Util.Str.CreateID(); }
if (Session["viewstate-" + ViewStateId] != null)
{
ViewState vs = new ViewState();
vs = (ViewState)Util.Serializer.ReadObject(Util.Str.GetString(Session["viewstate-" + ViewStateId]), vs.GetType());
Page = vs.Page;
Elements = new Elements(this, Page.themeFolder);
}else { Page = new Page(); }
}else { Page = new Page(); }
if (Session["user"] != null)
{
User = (User)Util.Serializer.ReadObject(Util.Str.GetString(Session["user"]), User.GetType());
}
//load references to Core R
Sql.Load();
Page.Load(this);
User.Load(this);
//generate visitor id
if (User.visitorId == "" || User.visitorId == null) { User.visitorId = Util.Str.CreateID(); }
//detect request type & host type
if (type == "service") { isWebService = true; }
if (Request.Host.Value.IndexOf("localhost") >= 0 || Request.Host.Value.IndexOf("192.168.") >= 0) { isLocal = true; }
}
public void SaveViewState()
{
if(useViewState == false) { return; }
ViewState vs = new ViewState();
vs.Load(this);
Session["viewstate-" + ViewStateId] = Util.Serializer.WriteObject(vs);
//get list of viewstates to update details
structViewStateInfo vsd = new structViewStateInfo();
ViewStates vss = new ViewStates();
bool isfound = false;
vsd.dateCreated = DateTime.Now;
vsd.dateModified = DateTime.Now;
vsd.id = ViewStateId;
if (Util.IsEmpty(Session["viewstates"]) == false)
{
vss = (ViewStates)Util.Serializer.ReadObject(Util.Str.GetString(Session["viewstates"]), vss.GetType());
if (vss.Views.Count >= 0)
{
List<int> removes = new List<int>();
for (int x = 0; x <= vss.Views.Count - 1; x++)
{
if ((vss.Views[x].id == ViewStateId))
{
//update current vewstate modified date
vsd = vss.Views[x];
vsd.dateModified = DateTime.Now;
vss.Views[x] = vsd;
isfound = true;
}
else
{
//clean up expired viewstates
TimeSpan ts = DateTime.Now - vss.Views[x].dateModified;
if (ts.Minutes > 4)
{
removes.Add(x);
Session.Remove("viewstate-" + vss.Views[x].id);
}
}
}
if (removes.Count > 0)
{
//remove expired viewstates from list
int offset = 0;
foreach (int x in removes)
{
vss.Views.Remove(vss.Views[x - offset]);
offset += 1;
}
}
}
}
if (isfound == false)
{
vss.Views.Add(vsd);
}
Session["viewstates"] = Util.Serializer.WriteObject(vss);
}