edituserpwd.aspx.cs

购物系统 完整源码 包括完整的数据库

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

public partial class Admin_User_EditUserPwd : System.Web.UI.Page
{
	private int nUserID = -1;
	protected void Page_Load(object sender,EventArgs e)
	{   ///获取参数nUserID的值
		if(Session["UserID"] != null)
		{   ///获取参数nUserID的值
			if(Int32.TryParse(Session["UserID"].ToString(),out nUserID)
			== false)
			{ return; }
		}
		else { Response.Redirect("~/Desktop/UserLogin.aspx"); }
		if(!Page.IsPostBack)
		{   ///判断参数是否正确
			if(nUserID > -1)
			{   ///从数据库中读取数据，并显示
				BindUserData(nUserID);
			}
			else { SureBtn.Enabled = false; }
		}
	}
	private void BindUserData(int nUserID)
	{   ///获取数据
		User user = new User();
		SqlDataReader dr = user.GetSingleUser(nUserID);
		if(dr.Read())
		{   ///读取数据
			UserName.Text = dr["UserName"].ToString();
		}
		///关闭数据源
		dr.Close();
	}
	protected void SureBtn_Click(object sender,EventArgs e)
	{
		User user = new User();
		SqlDataReader dr = user.GetUserLogin(UserName.Text.Trim(),OldPassword.Text.Trim());
		///读取UserID的值
		string sUserID = "";
		if(dr.Read()) { sUserID = dr["UserID"].ToString(); }
		///关闭数据源
		dr.Close();
		///判断用户输入的旧密码是否正确
		if(sUserID == null || sUserID == "" || sUserID.Length < 0)
		{
			Response.Write("<script>alert('" + "旧密码输入错误，请重新输入密码！"
			+ "');</script>");
			return;
		}
		///修改用户密码
		user.UpdateUserPwd(nUserID,NewPassword.Text.Trim());
		Response.Write("<script>alert('" + "修改密码成功，请妥善保管好数据！"
		+ "');</script>");
	}
}