admin/login.aspx.cs

这里只显示每个文件的开头 60 行。登录后可以解锁完整代码。

微信扫码关注公众号，代码整理好后第一时间通知你。

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.Text;
using System.Data.OleDb;
using SystemChars;


public partial class admin_Login : System.Web.UI.Page
{
    protected void Button1_Click(object sender, EventArgs e)
    {
        string usn, pwd, vstr;
        usn = TextBox1.Text;
        pwd = Chars.Encrypt(TextBox2.Text, 1);
        vstr = vnumber.Text;
        try
        {
            //比较CompareTo
            if (vstr.CompareTo(Session["Vnumber"].ToString()) == 1)
            {
                MessageBox.Show(this, "您输入的验证码不正确，请重新输入！");
                return;
            }
        }
        catch
        {
            MessageBox.Show(this, "验证码已过期！");
            return;
        }
        if (Exists(usn, pwd))
        {
            MessageBox.ResponseScript(this,"top.location.href='admin_index.aspx'");
        }
        else
        {
            MessageBox.Show(this, "您输入的密码不正确，请重新输入！");
            return;
        }
    }
    /// <summary>
    /// 是否存在该记录 X
    /// </summary>
    public bool Exists(string name, string pwd)
    {
        StringBuilder strSql = new StringBuilder();
        strSql.Append("select UserName,UserID from Manager");
        strSql.Append(" where UserName= '" + name + "' and Passwords='" + pwd + "'");

        DataTable dt = new Tools().Query(strSql.ToString()).Tables[0];
        if (dt.Rows.Count > 0)
        {
            Session["UserName"] = dt.Rows[0]["UserID"];