/// <summary>
/// 改写onactionexecuting(在controller action执行之前调用)，去判断请求中是不是存了session。使用场景：如何验证登录等。
/// </summary>
/// <param name="filterContext"></param>
public override void OnActionExecuting(ActionExecutingContext filterContext)
{
if (!SmartEyeLoginSession.IsLogin())
{
filterContext.HttpContext.Response.Redirect((new UrlHelper(filterContext.RequestContext)).Action("Login", "UserLogin"));
//HttpContext.Current.Response.Write("<script>alert('请先登录');window.parent.location.href='/Users/Login'</script>");
}
//这种是通过返回一段js代码来实现跳转登录页面
//if (filterContext.HttpContext.Session["UserName"] == null)
//{
//filterContext.HttpContext.Response.Redirect((new UrlHelper()).Action("Login", "Admin"));
//}//这种就是直接通过过滤器上下文的的http上下文请求来进行重置链接
}
public ActionResult DoLogin(UserModel model)
{
try
{
string msg = string.Empty;
bool falg = false;
string sql = string.Format(" SELECT UserName FROM TAdminUser WHERE UserName=@UserName AND PASSWORD=@PASSWORD ");
List <SqlParameter> para = new List <SqlParameter>();
para.Add(new SqlParameter("@UserName", model.username));
para.Add(new SqlParameter("@PASSWORD", model.password));
DataSet ds = SQLHelper.Instance.ExecuteDataSet(sql, para.ToArray());
if (ds != null && ds.Tables != null && ds.Tables[0] != null && ds.Tables[0].Rows.Count > 0)
{
SmartEyeLoginSession.SetSmartSession(new LoginInfoModel(ds.Tables[0].Rows[0]["UserName"].ToString()), 1);
falg = true;
msg = "登录成功";
}
else
{
msg = "登录失败,请输入正确的账号信息";
}
return(Json(new
{
status = falg ? "success" : "",
message = msg
}));
}
catch (Exception ex)
{
return(Json(new
{
status = "false",
message = ex.Message
}));
}
}