user/logon.aspx.cs

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.RegularExpressions;

public partial class user_logon : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Request.RequestType == "POST")
        {
            string username =(string)Request.Form["t_user"];
            string password =(string)Request.Form["t_password"];
            string vpic = (string)Request.Form["t_validate"];
            Md5Pw md5 = new Md5Pw();
            SqlStore sql = new SqlStore();
            Regular regex = new Regular();
            //if (regex.IsUserName(username) && regex.IsPassWord(password) && Session.Contents["vpic"] != null && vpic == (string)Session.Contents["vpic"])
            //if (Session.Contents["vpic"] != null && vpic == (string)Session.Contents["vpic"])
            {
                int result = 2;
                bool iscrip = false;
                sql.UserLogon(username, md5.Md5(password), Request.UserHostAddress, ref iscrip, ref result);
                if (result==1)
                {
                    //sql.DiscuzUser(username, md5.Md5_(password));//discuz用户整合
                    if (Request.Form["c_box"] == "save")
                    {
                        Response.Cookies["QUser"].Value = username;
                        Response.Cookies["QUser"].HttpOnly = false;
                        Response.Cookies["QUser"].Expires = DateTime.Now.AddYears(1);
                    }
                    Session.Contents["vpic"] = null;
                    Session.Add("username", username);
                    if (Regex.IsMatch(Request.UrlReferrer.AbsoluteUri,"\\?"))
                        Response.Redirect(Request.UrlReferrer.AbsoluteUri + (iscrip ? "&iscrip=true" : ""));
                    else
                        Response.Redirect(Request.UrlReferrer.AbsoluteUri + (iscrip ? "?iscrip=true" : ""));
                }
                else if (result==2)
                    Response.Write("<script type='text/javascript'>alert('用户名不存在！');location='" + Request.UrlReferrer.AbsoluteUri + "';</script>");
                else if (result == 3)
                    Response.Write("<script type='text/javascript'>alert('密码错误！');location='" + Request.UrlReferrer.AbsoluteUri + "';</script>");
            }
            //else
            //    Response.Write("<script type='text/javascript'>alert('验证码错误！');location='" + Request.UrlReferrer.AbsoluteUri + "';</script>");
        }
        Response.End();
    }
}