当前文件路径：DaDaNews/Admin/Default.aspx.cs

		            
 1using System;
 2using System.Collections;
 3using System.Configuration;
 4using System.Data;
 5using System.Data.SqlClient;
 6using System.Web;
 7using System.Web.Security;
 8using System.Web.UI;
 9using System.Web.UI.HtmlControls;
10using System.Web.UI.WebControls;
11using System.Web.UI.WebControls.WebParts;
12
13
14public partial class _Default : System.Web.UI.Page
15...{
16    protected void Button1_Click(object sender, EventArgs e)
17    ...{
18        Db pn163 = new Db();
19        //密码使用MD5加密
20        string Password = FormsAuthentication.HashPasswordForStoringInConfigFile(Pwd.Text.ToString(), "MD5");
21
22        SqlConnection Conn = new SqlConnection(pn163.strConn);
23
24        SqlCommand Cmd = new SqlCommand("select * from Admin where UserAdmin='" + Uid.Text + "' and UserPwd = '" + Password + "' ", Conn);
25
26        Conn.Open();
27
28        SqlDataReader Dr = Cmd.ExecuteReader();
29
30        if (Uid.Text != "" && Pwd.Text !="")
31        ...{
32            if (Dr.Read())
33            ...{
34                if (Chkcode.Text == Session["Code"].ToString())
35                ...{
36                    Session["Admin"] = "Admin";
37                    Response.Write("<script>alert('登陆成功！');history.go(-1);</script>");
38                    Response.Redirect("./Main.aspx");
39                }
40                else
41                ...{
42                    Response.Write("<script>alert('验证码错误！');history.go(-1);</script>");
43                    Chkcode.Focus();
44                }
45            }
46            else
47            ...{
48                Response.Write("<script>alert('用户名或密码错误！');history.go(-1);</script>");
49            }
50        }
51        else
52        ...{
53            Response.Write("<script>alert('请输入用户名和密码！');history.go(-1);</script>");
54        }
55    }
56}
57