登陆代码

using System;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.OleDb;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Login1_Authenticate(object sender, AuthenticateEventArgs e)
    {
        bool Authenticated = false;
        Authenticated = SiteLevelCustomAuthenticationMethod(Login1.UserName, Login1.Password);
        e.Authenticated = Authenticated;
        if (Authenticated == true)
        {
            Response.Redirect("1.aspx");
        }
    }

    private bool SiteLevelCustomAuthenticationMethod(string UserName, string Password)
    {

        bool boolReturnValue = false;
        OleDbConnection conn = new OleDbConnection("provider=Microsoft.jet.oledb.4.0;data source=|datadirectory|pa.mdb ");
        //OleDbConnection conn = new OleDbConnection("provider=Microsoft.jet.oledb.4.0;data source=" + Server.MapPath("pa.mdb") + "");
        conn.Open();
        OleDbCommand comm = new OleDbCommand("select * from pa", conn);
        using (OleDbDataReader dr = comm.ExecuteReader(CommandBehavior.CloseConnection))
        {
            while (dr.Read())
            {
                if ((UserName == dr["username"].ToString()) & (Password == dr["password"].ToString()))
                {
                    boolReturnValue = true;
                }
            }
            dr.Dispose();
        }
        return boolReturnValue;

    }
}

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原文地址:https://www.cnblogs.com/houweidong/p/3366556.html