protected void RegisterOnlineUser(users user)
{
int actionFlag = 0;
IList <ICriterion> qryList = new List <ICriterion>();
qryList.Add(Expression.Eq("UserID", user.ID));
onlines online = Core.Container.Instance.Resolve <IServiceOnlines>().GetEntityByFields(qryList);
//Online online = DB.Onlines.Where(o => o.User.ID == user.ID).FirstOrDefault();
// 如果不存在，就创建一条新的记录
if (online == null)
{
online = new onlines();
actionFlag = 1;
}
DateTime now = DateTime.Now;
online.UserID = user.ID;
online.UserName = user.Name;
online.IPAdddress = Request.UserHostAddress;
online.LoginTime = now;
online.UpdateTime = now;
if (actionFlag == 1)
{
Core.Container.Instance.Resolve <IServiceOnlines>().Create(online);
}
else
{
Core.Container.Instance.Resolve <IServiceOnlines>().Update(online);
}
//DB.SaveChanges();
// 记录本次更新时间
Session[SK_ONLINE_UPDATE_TIME] = now;
}
protected void UpdateOnlineUser(string username)
{
DateTime now = DateTime.Now;
object lastUpdateTime = Session[SK_ONLINE_UPDATE_TIME];
if (lastUpdateTime == null || (Convert.ToDateTime(lastUpdateTime).Subtract(now).TotalMinutes > 5))
{
// 记录本次更新时间
Session[SK_ONLINE_UPDATE_TIME] = now;
IList <ICriterion> qryList = new List <ICriterion>();
qryList.Add(Expression.Eq("UserName", username));
onlines online = Core.Container.Instance.Resolve <IServiceOnlines>().GetEntityByFields(qryList);
//Online online = DB.Onlines.Where(o => o.User.Name == username).FirstOrDefault();
if (online != null)
{
online.UpdateTime = now;
//DB.SaveChanges();
Core.Container.Instance.Resolve <IServiceOnlines>().Update(online);
}
}
}
