login.aspx.cs

来自「这是一个编好的网上书店系统」· CS 代码 · 共 117 行

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;

namespace BookStore
{
	/// <summary>
	/// Login 的摘要说明。
	/// </summary>
	public class Login : System.Web.UI.Page
	{		
		protected System.Web.UI.WebControls.DataGrid dgQuickBookType;
		protected System.Web.UI.WebControls.TextBox tbKeyword;
		protected System.Web.UI.WebControls.DropDownList ddChoice;
		protected System.Web.UI.WebControls.Button btQuickSearch;
		protected System.Web.UI.WebControls.Button btLogin;
		protected System.Web.UI.WebControls.TextBox tbUsername;
		protected System.Web.UI.WebControls.TextBox tbPassword;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected System.Web.UI.WebControls.HyperLink HyperLink1;
		protected System.Web.UI.WebControls.HyperLink HyperLink2;
		protected System.Web.UI.HtmlControls.HtmlForm QuickSearchFrom;
		protected System.Web.UI.WebControls.Label lbInfo;


		private void Page_Load(object sender, System.EventArgs e)
		{
			if(!IsPostBack)
			{
				DataView currentDVTypeSearch;
				currentDVTypeSearch = RobertSoft.BookStore.Book.GetQuickType();
				this.dgQuickBookType.DataSource = currentDVTypeSearch;
				this.dgQuickBookType.DataBind();
			}
		}

		private void btQuickSearch_Click(object sender, System.EventArgs e)
		{
			string strURL;
			strURL = "QuickSearch.aspx?strSearchType=" + ddChoice.SelectedValue + "&SearchKeyword=" + tbKeyword.Text;
			Response.Redirect(strURL);
		}

		private void btLogin_Click(object sender, System.EventArgs e)
		{
			RobertSoft.BookStore.User currentUser = new RobertSoft.BookStore.User();
			currentUser.Name = this.tbUsername.Text;
			// Here need to encypt later!
			//  [12/16/2004]
			currentUser.Password = this.tbPassword.Text;
			if(currentUser.Login())
			{
				if(currentUser.IsSupervisor())
				{
					currentUser.GetUserInfo();
					Session["UserName"] = this.tbUsername.Text;
					Session["UserID"] = currentUser.ID;
					Response.Redirect("Admin/AdminDefault.aspx");
				}
				else
				{
					currentUser.GetUserInfo();
					Session["UserName"] = this.tbUsername.Text;
					Session["UserID"] = currentUser.ID;
					// Check if there are reqeusted URL before Login that need user must login.
					// If exist, go to that url directly; otherwise, go to default page.
					//  [12/14/2004]
					if(Object.Equals(Session["ReqestedURL"],null))
					{
						Response.Redirect("Default.aspx");
					}
					else
					{
						string strURL;
						strURL = Session["ReqestedURL"].ToString();
						Session["ReqestedURL"] = null;
						Response.Redirect(strURL);
					}
				}
			}
			else
			{
				this.lbInfo.Text = "用户名或者密码不正确！请重试！";
				this.lbInfo.ForeColor = Color.Red;
			}
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			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.btQuickSearch.Click += new System.EventHandler(this.btQuickSearch_Click);
			this.btLogin.Click += new System.EventHandler(this.btLogin_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}