Manager/Default.aspx.cs

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

public partial class Manager_Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Title = "小孔子文章管理系统";
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string userName = txtName.Text;
        string userPass = FormsAuthentication.HashPasswordForStoringInConfigFile(txtPass.Text, "MD5").ToString().ToLower().Substring(8, 16);
        string userCookies = new Random().Next(10000000, 99999999).ToString();
        bool isOk = false;

        OleDbDataReader odr;
        odr = WebFunction.dataReader("select pass,id from [xk_Master] where name='" + WebFunction.safeForm(userName) + "'");
        if (odr.Read())
        {
            if (odr[0].ToString() == userPass)
            {
                Session.Add("adminKeys", userCookies);
                Session.Add("adminName", userName);
                Session.Add("adminId", odr[1].ToString());
                isOk = true;
            }
            else
            {
                lblErr.Text = "密码错误!";
                lblErr.AutoUpdateAfterCallBack = true;
            }
        }
        else
        {
            lblErr.Text = "用户名错误!";
            lblErr.AutoUpdateAfterCallBack = true;
        }
        WebFunction.closeDataReader(ref odr);
        if (isOk)
        {
            string userIP = Request.ServerVariables["HTTP_X_FORWARDED_FOR"];
            if (userIP == null || userIP == "")
            {
                userIP = Request.ServerVariables["REMOTE_ADDR"];
            }
            WebFunction.ExecuteSql("update [xk_Master] set Cookies=" + userCookies + ",lastTime='" + DateTime.Now.ToString() + "',lastIp='" + userIP + "' where id=" + Session["adminId"].ToString());
            Response.Redirect("Main.aspx");
        }
    }
}