public static void Login(User user, HttpContextBase context)
{
using (EPDataContext dbContext = new EPDataContext())
{
SessionUser userSession = new SessionUser()
{
CreateDT = DateTime.Now,
Id = Guid.NewGuid(),
IsDeleted = false,
LastActivityDT = DateTime.Now,
LoginDT = DateTime.Now,
ModifiedDT = DateTime.Now,
RemoteIP = context.Request.ServerVariables["REMOTE_ADDR"],
UserId = user.Id,
Status = UserLoginStatus.Active.ToString()
};
dbContext.SessionUsers.Add(userSession);
dbContext.SaveChanges();
HttpCookie cookie = new HttpCookie(SESSION_ID, userSession.Id.ToString());
context.Response.AppendCookie(cookie);
}
}
public static void Logout(HttpContextBase httpContext)
{
using (EPDataContext dbContext = new EPDataContext())
{
if (httpContext.Request.Cookies[SESSION_ID] != null)
{
Guid userId = Guid.Parse(httpContext.Request.Cookies[SESSION_ID].Value);
SessionUser s = dbContext.SessionUsers.SingleOrDefault(t => t.Id == userId);
if (s != null)
{
s.Status = UserLoginStatus.LogoutManual.ToString();
dbContext.SaveChanges();
}
}
HttpCookie cookie = new HttpCookie(SESSION_ID, "");
cookie.Expires = DateTime.Now.AddDays(-1);
httpContext.Response.AppendCookie(cookie);
}
}
public static bool CheckUserLogin(HttpContextBase context)
{
using (EPDataContext dbContext = new EPDataContext())
{
if (context.Request.Cookies[SESSION_ID] != null)
{
Guid userId = Guid.Parse(context.Request.Cookies[SESSION_ID].Value);
SessionUser s = dbContext.SessionUsers.Include("user").SingleOrDefault(t => t.Id == userId);
if (s == null)
return false;
else
{
UserLoginStatus status = UserLoginStatus.LogoutManual;
Enum.TryParse<UserLoginStatus>(s.Status, true, out status);
if (status == UserLoginStatus.Active)
{
if ((DateTime.Now - s.LastActivityDT).Minutes > TIMEOUT_MINS)
{
s.Status = UserLoginStatus.LogoutTimeOut.ToString();
dbContext.SaveChanges();
return false;
}
else
{
s.LastActivityDT = DateTime.Now;
s.ModifiedDT = DateTime.Now;
dbContext.SaveChanges();
HttpContext.Current.Items.Add("UserId", s.UserId);
HttpContext.Current.Items.Add("RealName", s.User.RealName);
HttpContext.Current.Items.Add("IP", s.RemoteIP);
HttpContext.Current.Items.Add("UserType", (UserType)Enum.Parse(typeof(UserType), s.User.UserType, true));
return true;
}
}
}
}
}
return false;
}