admin/login.aspx.cs

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
namespace 仓库管理系统.admin
{
    public partial class login : System.Web.UI.Page
    {
        SQLHelper db = new SQLHelper();
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
        {
            string login_type = this.rbt_type.SelectedValue.ToString();
            //
            if (this.txt_admin.Text == "" || this.txt_password.Text == "")
            {
                Response.Write("<script language=javascript>alert('请填写帐号和密码！');location='javascript:history.go(-1)'</script>");
            }
           if(login_type=="管理员")
            {
                string sql = "select * from web_admin where adminuser='" + this.txt_admin.Text + "' and password='" + this.txt_password.Text + "'";
                DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
                int count = dt.Rows.Count;
                if (count == 0)
                {
                    Response.Write("<script language=javascript>alert('帐号密码不正确！');</script>");
                }
                else
                {
                    Session["admin"] = "admin";
                    Response.Redirect("index.aspx");
                }
            }
            //
           if (login_type == "仓库管理员")
           {
               string sql = "select * from depot where zh='" + this.txt_admin.Text + "' and mima='" + this.txt_password.Text + "'";
               DataTable dt = db.ExecuteQuery(sql, CommandType.Text);
               int count = dt.Rows.Count;
               if (count == 0)
               {
                   Response.Write("<script language=javascript>alert('帐号密码不正确！');</script>");
               }
               else
               {
                   Session["name"] =dt.Rows[0]["name"].ToString();
                   Response.Redirect("ck_index.aspx");
               }
           }
            //
        }
    }