reg.aspx.cs

如果遇到MD5加密文件(一般都是这个)

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Data.OleDb;

namespace Lb_news
{
	/// <summary>
	/// reg 的摘要说明。
	/// </summary>
	public class reg : System.Web.UI.Page
	{
	
		protected string Lb_title;	
		protected System.Web.UI.WebControls.TextBox userName;
		protected System.Web.UI.WebControls.TextBox passWord;
		protected System.Web.UI.WebControls.TextBox ConfirmPassWord;
		protected System.Web.UI.WebControls.Button Submit;
		protected System.Web.UI.WebControls.RequiredFieldValidator CheckUserName;
		protected System.Web.UI.WebControls.CompareValidator comparePassWord;
		protected Conn ds1=new Conn();
		protected  OleDbDataReader rd;
		protected System.Web.UI.WebControls.RegularExpressionValidator checkUserName2;
		protected System.Web.UI.WebControls.RequiredFieldValidator CheckpassWord;
		protected System.Web.UI.WebControls.RegularExpressionValidator CheckpassWord2;
		
		
		protected  DataSet ds;
	
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面	
			Lb_def();
			
		  
		}

		private void Lb_def()
		{
			ds1.DBopen();
			rd=ds1.ExecuteOleDbDataReader("select * from Lb_Setup");  
			if (rd.HasRows)
			{
				rd.Read();
				Lb_title=rd.GetString(1);
				
			}
			else
			{
				Response.Write	("暂时没有记录");
			}
			ds1.DBclose();
		
		
		}

		private void addUser()
		{
		
			ds1.DBopen();

			string name=userName.Text.Trim();
			string pass=System.Web.Security.FormsAuthentication.HashPasswordForStoringInConfigFile(passWord.Text.Trim(), "MD5") ; 
		
			string  strSql="select * from Lb_Admin where A_Name='"+name+"'";
			
			ds1.DBopen();

			rd=ds1.ExecuteOleDbDataReader(strSql);
              
			if (rd.Read()==true)
			{
				ds1.alert("已存在此用户名,请用其它","reg.aspx");
				
				rd.Close();
			}
			else
			{
			
				rd.Close();
         
				int result=ds1.ExecuteSql("insert into Lb_Admin(A_Name,A_Password) values('"+name+"','"+pass+"')");

				if(result>0)
				{
		
		
					ds1.alert("注册成功,请登陆","index.aspx");
				
				}
				else
				{
			
					ds1.alert("注册失败","reg.aspx");

				}
			}
			ds1.DBclose();
		
		}

	


		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{    
			this.Submit.Click += new System.EventHandler(this.Submit_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Submit_Click(object sender, System.EventArgs e)
		{
			if (Page.IsValid) 
			{
				addUser();
			}
		}
	}
}