without login another pages should not be opened on browser

Mohd Aamir

my problem is that my all the pages are being accessed without login but i want that it should be accessed untill you don't login and it should be first login then access any pages but oncei log out it should not be accessed and it should happen by using cookies

thanks in advance

here is my code..

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Admin_Loogin.aspx.cs" Inherits="admin_Admin_Loogin" %>
"http://www.w3.org/1999/xhtml">
"server">
"form1" runat="server">
"width: 70%;">
class="style1">
Login Form
class="style2">
class="style2">Username:
"TextBox1" runat="server">
"RequiredFieldValidator2" runat="server"
ControlToValidate="TextBox1" ErrorMessage="Please Enter Your Username"
ForeColor="Red">
class="style2">password:
"TextBox2" TextMode="Password" runat="server">
"RequiredFieldValidator1" runat="server"
ControlToValidate="TextBox2" ErrorMessage="Please Enter Your word"
ForeColor="Red">
class="style2">
class="style2">
"Button1" runat="server" Text="Log In" OnClick="Button1_Click" />
"Label1" runat="server">

cs code for login

using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
//using System.Web.SessionState;
public partial class admin_Admin_Loogin : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["DBCS"].ToString());
protected void Page_Load(object sender, EventArgs e)
{
}
protected void Button1_Click(object sender, EventArgs e)
{
SqlCommand cmd = new SqlCommand("select * from tb_admin_login where Userid=@username and password=@word", con);
cmd.Parameters.AddWithValue("@username", TextBox1.Text);
cmd.Parameters.AddWithValue("@word", TextBox2.Text);
SqlDataAdapter da = new SqlDataAdapter(cmd);
DataTable dt = new DataTable();
da.Fill(dt);
con.Open();
int i = cmd.ExecuteNonQuery();
con.Close();
if (dt.Rows.Count > 0)
{
Session["id"] = TextBox1.Text;
HttpCookie loginCookie = new HttpCookie("Login");
//Set the Cookie value.
loginCookie.Values["Userid"] = TextBox1.Text;
loginCookie.Values["Password"] = TextBox2.Text;
loginCookie.Path = Request.ApplicationPath;
//Set the Expiry date.
loginCookie.Expires = DateTime.Now.AddDays(1);
//Add the Cookie to Browser.
Response.Cookies.Add(loginCookie);
Response.Redirect("DashBoard.aspx");
}
else
{
Label1.Text = "Your username and password is incorrect";
Label1.ForeColor = System.Drawing.Color.Red;
}
}
}

master page :

aspx

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="MasterPage.master.cs" Inherits="admin_MasterPage" %>
"http://www.w3.org/1999/xhtml">
"server">
"head" runat="server">
"form1" runat="server">
"Label1" runat="server">
"Button1" runat="server" Height="47px" OnClick="Button1_Click"
Text="Logout" />
"ContentPlaceHolder1" runat="server">

master cs page

using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.Web.Security;
public partial class admin_MasterPage : System.Web.UI.MasterPage
{
protected void Page_Load(object sender, EventArgs e)
{
if (!this.Page.User.Identity.IsAuthenticated)
{
FormsAuthentication.RedirectToLoginPage();
}
Response.Cache.SetCacheability(HttpCacheability.NoCache);
Response.Cookies["Userid"].Expires = DateTime.Now.AddDays(-1);
Response.Cache.SetNoStore();
HttpCookie loginCookie = Request.Cookies["Login"];
if (loginCookie != null)
{
string name = loginCookie.Values["Name"];
string password = loginCookie.Values["Password"];
// User validation based on cookies if required for valid user as might be user can change his password in any cases
// so call your databse user login validation method
//if //(name.ToLower() == "sa" && password.ToLower() == "sa") // user validation code
Label1.Text = (string)Session["id"];
}
else
{
Response.Redirect("Admin_Loogin.aspx");
}
}
protected void Button1_Click(object sender, EventArgs e)
{
Response.Cookies["Userid"].Expires = DateTime.Now.AddDays(-1);
Response.Redirect("Admin_Loogin.aspx");
}
}

2 Replies

Know the answer? Post it — somebody with the same question will find it here.

Rajeesh Menoth7y ago
Hi,

Please chec the similar thread with the help of screenshot.

Reference :

https://stackoverflow.com/questions/10955596/how-can-i-have-asp-net-automatically-redirect-non-logged-in-forms-users-to-the-l
0
Sanwar Ranwa7y ago
Hello Mohd

Please check these Links

https://www.c-sharpcorner.com/UploadFile/a20beb/how-to-prevent-session-overlapping-in-browser-through-new-ta377/

https://www.aspsnippets.com/Articles/Redirect-User-to-Login-page-if-not-logged-in-ASPNet-using-C-and-VBNet.aspx

https://stackoverflow.com/questions/20475789/asp-net-redirect-to-login-page-but-not-for-default-page
0