1using System;
  2using System.Collections;
  3using System.ComponentModel;
  4using System.Data;
  5using System.Drawing;
  6using System.Web;
  7using System.Web.SessionState;
  8using System.Web.UI;
  9using System.Web.UI.WebControls;
 10using System.Web.UI.HtmlControls;
 11using System.Web.Security;
 12//该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)
 13namespace CRMS
 14...{
 15    /**//// <summary>
 16    /// WebForm1 的摘要说明。
 17    /// </summary>
 18    public partial class WebForm1 : System.Web.UI.Page
 19    ...{   data hsjdata=new data();
 20
 21
 22        //申明变量一个 Session
 23        public static string managername="";
 24        public static string MemberAuthority="";
 25        //int lognumber;
 26        //int i;
 27        public static string MemberState="";
 28        
 29        protected void Page_Load(object sender, System.EventArgs e)
 30        ...{
 31            // 在此处放置用户代码以初始化页面
 32             
 33        }
 34        //密码加密
 35        public string ToEncryptPassword(string strPassword) 
 36        ...{ 
 37            return System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(strPassword ,"SHA1"); 
 38        }
 39
 40        Web 窗体设计器生成的代码#region Web 窗体设计器生成的代码
 41        override protected void OnInit(EventArgs e)
 42        ...{
 43            //
 44            // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
 45            //
 46            InitializeComponent();
 47            base.OnInit(e);
 48        }
 49        
 50        /**//// <summary>
 51        /// 设计器支持所需的方法 - 不要使用代码编辑器修改
 52        /// 此方法的内容。
 53        /// </summary>
 54        private void InitializeComponent()
 55        ...{    
 56            this.ImageButton1.Click += new System.Web.UI.ImageClickEventHandler(this.ImageButton1_Click);
 57
 58        }
 59        #endregion
 60
 61
 62
 63        private void ImageButton1_Click(object sender, System.Web.UI.ImageClickEventArgs e)
 64        ...{
 65            string MemberName=MemberName1.Text;
 66            string Password=ToEncryptPassword(Password1.Text);
 67            /**//*
 68            //登陆初始记录登陆次数//51aspx.c_o_m
 69
 70            if ( Session["lognumber"]==null)
 71            {
 72                i=0;
 73                Session["lognumber"]=i;
 74            }
 75            else
 76            {
 77                i=Int32.Parse(Session["lognumber"].ToString())+1;
 78                Session["lognumber"]=i;
 79            }
 80            int number=3-Int32.Parse(Session["lognumber"].ToString());
 81            */
 82            if (String.Compare(Session["CheckCode2"].ToString(), txtCheckCode.Text, true)!=0)
 83            ...{
 84                //if (i< 3 )
 85                //{
 86                    MemberName1.Text="";
 87                    Password1.Text="";
 88                    txtCheckCode.Text="";
 89                    //Response.Write("<script>alert('验证码错误！您还有"+number+"次登陆机会');window.location.href='login.aspx'</script>");
 90                    Response.Redirect("ErrorPage.aspx?ErrMms=验证码错误！");
 91                //}
 92                //else
 93                //{
 94                //    MemberName1.Text="";
 95                //    Password1.Text="";
 96                //    txtCheckCode.Text="";
 97                //    Response.Redirect("ErrorPage.aspx");
 98                //}
 99            }
100            //验证是否有该用户
101            string sql= " SELECT count (MemberId) FROM Member WHERE MemberName='"+MemberName+"'"; 
102            //验证用户名及密码
103            if(Int32.Parse(hsjdata.readout(sql,0))>0)
104            ...{
105                sql="select MemberId,MemberAuthority,MemberState from Member where MemberName='"+MemberName+"' and Password='"+Password+"'";
106                //Response.Write(sql);
107                if(hsjdata.datareader(sql))
108                ...{
109                    Session["managerin"]=hsjdata.readout(sql,0).ToString();
110                    Session["MemberAuthority"]=hsjdata.readout(sql,1).ToString();
111                    Session["MemberState"]=hsjdata.readout(sql,2).ToString();
112                    //managername=MemberName;
113                    //Response.Write("<script>alert('用户"+MemberName+"登陆成功!');window.location.href='index.aspx'</script>");
114                    Response.Redirect("index.aspx");
115                }
116                else
117                ...{   
118                    
119                    //只有三次登陆机会
120                    //if (i< 3 )
121                    //{
122                        MemberName1.Text="";
123                        Password1.Text="";
124                        txtCheckCode.Text="";
125                        //Response.Write("<script>alert('用户名或密码错误！您还有"+number+"次登陆机会')</script>");
126                        Response.Redirect("ErrorPage.aspx?ErrMms=用户名或密码错误！");
127                        
128                    /**//*}
129                    else
130                    {
131                        MemberName1.Text="";
132                        Password1.Text="";
133                        txtCheckCode.Text="";
134                        Response.Redirect("ErrorPage.aspx?ErrMms=超过登陆次数");
135                    }
136                    */
137                }
138
139            }
140            else
141            ...{
142                //只有三次登陆机会
143                //if (i< 3 )
144                //{
145                    MemberName1.Text="";
146                    Password1.Text="";
147                    txtCheckCode.Text="";
148                    //Response.Write("<script>alert('用户名错误！您还有"+number+"次登陆机会')</script>");
149                    Response.Redirect("ErrorPage.aspx?ErrMms=用户名错误！");
150                /**//*}
151                else
152                {
153                    MemberName1.Text="";
154                    Password1.Text="";
155                    txtCheckCode.Text="";
156                    Response.Redirect("ErrorPage.aspx?ErrMms=超过登陆次数");
157                }
158                */
159            }
160        }
161    
162
163    
164        
165        
166    }
167}
168