当前文件： EduMis/EduAdmin/Admin_Login.aspx.cs[3K，2009-6-12 11:41:43]，打开代码结构图

		            
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Data.Common;
12using EduMIScnCommon;
13
14public partial class EduAdmin_Admin_Login : System.Web.UI.Page
15...{
16    Database MyEduDataBase = DatabaseManager.CreateDatabase("EduMISConnStr");
17
18    protected void Page_Load(object sender, EventArgs e)
19    ...{
20
21    }
22    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
23    ...{
24        string UserName = tbxaccount.Text.ToString();
25        string Password = tbxpwd.Text.ToString();
26
27        if (Session["CheckCode"] == null)
28        ...{
29            Label1ERR.Text = "系统错误，不能生成验证码";
30            Label1ERR.Visible = true;
31            return;
32        }
33        if (tbxcheckcode.Text == "")
34        ...{
35            Label1ERR.Text = "请输入验证码";
36            Label1ERR.Visible = true;
37            return;
38        }
39        if (String.Compare(Session["CheckCode"].ToString(), tbxcheckcode.Text, true) != 0)
40        ...{
41            Label1ERR.Text = "验证码错误，请输入正确的验证码。";
42            Label1ERR.Visible = true;
43            return;
44        }
45        if (UserName == "" | Password == "")
46        ...{
47            Label1ERR.Visible = true;
48            Label1ERR.Text = "请输入用户名、密码";
49        }
50        else
51        ...{
52            MyEduDataBase.AddParameter("@username", tbxaccount.Text);
53            MyEduDataBase.AddParameter("@password",tbxpwd.Text);
54
55            DbDataReader dr = MyEduDataBase.ExecuteReader("select * from EduMIS_Admin Where EduMIS_Name=@username And EduMIS_Pwd=@password");
56            if (dr.Read())
57            ...{
58                Session["EduMIS_Name"] = dr["EduMIS_Name"].ToString(); //管理员名称
59                Session["EduMIS_status"] = dr["EduMIS_status"].ToString();      //管理身份
60                Session["EduMIS_Grade"] = dr["EduMIS_Grade"].ToString();  //管理员级别
61                Session["EduMIS_flag"] = dr["EduMIS_flag"].ToString();  //管理权限
62                Session["EduMIS_Lock"] = dr["EduMIS_Lock"].ToString();       //是否锁定管理员 0=否，1=是
63                Session["EduMIS_LoginTime"] = dr["EduMIS_LoginTime"].ToString();   //最后登陆时间
64                Session["EduMIS_Pwd"] = dr["EduMIS_Pwd"].ToString();  //管理员密码
65
66                if (Session["EduMIS_Lock"].ToString() == "1")
67                ...{
68                    WebHelper.AlertAndRedirect("该帐号已被锁定，请联系管理员！", "Admin_Login.aspx");
69                }
70                else
71                ...{
72                    WebHelper.AlertAndRedirect("" + Session["EduMIS_Name"] + "，您好，欢迎进入管理后台！", "Default.aspx");
73                }
74            }
75            else
76            ...{
77                WebHelper.AlertAndRedirect("帐号或者密码错误，请核对后再登陆！", "Admin_Login.aspx");
78            }
79            dr.Close();
80        }
81    }
82}
83