错误次数超过4次锁定2分钟

2019-11-06 08:25:13

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PRotected void btnLogin_Click(object sender, EventArgs e) { string name = txtName.Text.Trim(); string pwd = txtPwd.Text.Trim(); LoginBLL loginBll = new LoginBLL(); LoginState state = loginBll.CheckLoginName(name, pwd, out GlobalHelp.Id); if (state == LoginState.UserError) { Response.Write("<script type='text/javascript'>alert('用戶名錯誤!')</script>"); } else { //ErrorStateModel errorModel = loginBll.CheckErrorState(GlobalHelp.Id); //if (errorModel == null) //{ // Response.Write("<script type='text/Javascript'>alert('傳入的用戶名ID錯誤!')</script>"); //} //else { if (loginBll.CheckErrorState(GlobalHelp.Id).LockState == "Y") //如果鎖定狀態為未鎖定(Y未鎖定/N已鎖定) { if (state == LoginState.PwdError) //如果密碼錯誤 { if (loginBll.CheckErrorState(GlobalHelp.Id).errorSum == 4) //數據庫中記錄的錯誤次數竽4次時 { loginBll.SetErrorLockState(GlobalHelp.Id, "N"); //鎖定狀態為N loginBll.SetErrorTime(GlobalHelp.Id); //設置鎖定當前時間 Response.Write("<script type='text/javascript'>alert('密碼連續輸錯4次,120秒后再試!')</script>"); return; } loginBll.SetErrorSum(GlobalHelp.Id); //增加錯誤次數 Response.Write("<script type='text/javascript'>alert('密碼錯誤!')</script>"); } else if (state == LoginState.OK) //如果密碼正確 { if (loginBll.CheckErrorState(GlobalHelp.Id).errorSum == 4) //數據庫中記錄的錯誤次數竽4次時 { Response.Write("<script type='text/javascript'>alert('密碼連續輸錯4次,120秒后再試!')</script>"); return; } loginBll.ErrorClear(GlobalHelp.Id); //次數清零 loginBll.SetErrorLockState(GlobalHelp.Id, "Y"); //鎖定狀態為Y Response.Write("<script type='text/javascript'>alert('登錄成功!')</script>"); } } else ////否則鎖定狀態為已經鎖定(Y未鎖定/N已鎖定) { if (loginBll.CheckErrorState(GlobalHelp.Id).span > 120) //當前實時時間與數據庫存儲的最后一次時間秒數差大於2分鐘時 { loginBll.ErrorClear(GlobalHelp.Id); //次數清零 loginBll.SetErrorLockState(GlobalHelp.Id, "Y"); //鎖定狀態為Y } else { Response.Write("<script type='text/javascript'>alert('密碼連續輸錯4次,120秒后再試!')</script>"); return; } if (state == LoginState.PwdError) //如果密碼錯誤 { loginBll.SetErrorSum(GlobalHelp.Id); //錯誤次數加1 Response.Write("<script type='text/javascript'>alert('密碼錯誤!')</script>"); } else if (state == LoginState.OK) //如果密碼正確 { Response.Write("<script type='text/javascript'>alert('登錄成功!')</script>"); } } } }

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