index.aspx.cs 02/admin/登录模块

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.SqlClient;

public partial class Module_Admin_Index : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

if(!object.Equals(Request.Cookies["UserName"],null))

        {

            //创建一个Cookie对象，实现记录用户名

            HttpCookie readcookie = Request.Cookies["UserName"];

            this.txtUid.Text = readcookie.Value;

        }

    }

protected void btnOK_Click(object sender, EventArgs e)

{

        HttpCookie cookie = Request.Cookies["CheckCode"];

        //判断验证码是否有误

        if (cookie.Value != this.txtVali.Text.Trim())

        {

Response.Write("<script lanuage=javascript>alert('验证码错误');location='javascript:history.go(-1)'</script>");

}

else

{

SqlConnection con = new SqlConnection(ConfigurationManager.AppSettings["conStr"]);

con.Open();

SqlCommand com = new SqlCommand("select count(*) from tb_Admin where UserName='" + this.txtUid.Text + "' and PassWord='" + this.txtPwd.Text + "'", con);

SqlData da = new SqlData();

SqlDataReader read = da.ExceRead("select * from tb_Admin where UserName='" + this.txtUid.Text + "'");

read.Read();

            if (read.HasRows)

            {

                Session["SuperAdmin"] = read["SuperAdmin"].ToString();

            }

read.Close();

int count = Convert.ToInt32(com.ExecuteScalar());

if (count > 0)

{

if(object.Equals(Request.Cookies["UserName"],null))

                {

                    CreateCookie();

                }

                else

                {

                    CreateCookie();

                }

                Session["UserName"] = this.txtUid.Text;

Session["PassWord"] = this.txtPwd.Text;

                Page.Response.Redirect("ST_BlogIndex.aspx");

}

else

{

Response.Write("<script lanuage=javascript>alert('用户名或密码有误！');location='javascript:history.go(-1)'</script>");

return;

}

}

}

    private void CreateCookie()

    {

        //创建一个Cookie对象

        HttpCookie cookie = new HttpCookie("UserName");

        //判断CheckBox控件是否被选中

        if (this.cbxRemeberUser.Checked)

        {

            cookie.Value = this.txtUid.Text;

        }

        //获取创建的Cookie对象的过期时间

        cookie.Expires = DateTime.MaxValue;

        //将创建的Cookie对象添加到内部Cookie集合中

        Response.AppendCookie(cookie);

    }

protected void btnCancle_Click(object sender, EventArgs e)

{

        Response.Redirect("../../BlogIndex.aspx");

}

}