lookforpwd.aspx.cs

采用C＃.NET2008与SQL SERVER的社区网站

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.Web.Mail;
using System.Data.SqlClient;
namespace Aspnet
{
	/// <summary>
	/// Lookforpwd 的摘要说明。
	/// </summary>
	public class Lookforpwd : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Button Button1;
		protected System.Web.UI.WebControls.TextBox getname;
		protected System.Web.UI.WebControls.TextBox getmail;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		//data hsjdata=new data();
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
		}

		#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.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			string connstr="server=.;database=Aspnet;uid=sa;pwd=sa";
			string strsql1="select count(*) from UserInfo where UserName='"+getname.Text+"' and Email='"+getmail.Text+"'";
			SqlConnection Conn=new SqlConnection(connstr);
			SqlCommand mycommand1=new SqlCommand(strsql1,Conn);
			Conn.Open();
			//看用户是否已经存在
			int flag=(int)mycommand1.ExecuteScalar();
			Conn.Close();
			if(flag>0)
			{
				//Response.Redirect("Index.aspx");
				string strsql2="select Pwd from UserInfo where UserName='"+getname.Text+"' and Email='"+getmail.Text+"'";
				Conn=new SqlConnection(connstr);
				SqlCommand mycommand2=new SqlCommand(strsql2,Conn);
				Conn.Open();
				//看用户是否已经存在
				string password=(string)mycommand2.ExecuteScalar();
				Conn.Close();
				Label2.Text=password;
				MailMessage message = new MailMessage();
				message.From ="[e-mail]";
				message.To =getmail.Text;
				message.Subject ="您的密码";
				message.Body ="您的帐号："+getmail.Text+"\n"+"您的密码："+password+"\n"+"\n";
				message.Body+="请妥善保管您的密码，并及时修改成易记的密码。"+"\n"+"\n";
 				Response.Write("<script>alert('密码已成功发送到你的邮箱！')</script>");
			}
			else
			{   
				Response.Write("<script>alert('用户名或邮箱有误！')</script>");
				return;
			}
		}
	}
}