baseuserpage.cs

C#2.0宝典源码,C#经典书籍,很多例子

using System;
using System.Web;

namespace StudentsMIS.Security
{
	/// <summary>
	/// BaseUserPage用来验证学生管理员用户的身份，能被学生管理员用户访问的页面都继承这个基类。
	/// </summary>
	public class BaseUserPage : System.Web.UI.Page
	{
    private string
      userID = "",
      userLevel = "";

    public string UserLevel
    {
      get
      {
        return userLevel;
      }
      set
      {
        userLevel = value;
      }
    }

    public string UserID
    {
      get
      {
        return userID;
      }
      set
      {
        userID = value;
      }
    }

    protected override void OnLoad(EventArgs e)
    {
      CheckAdmin();
      base.OnLoad (e);
    }

    private void CheckAdmin()
    {
      if(Session["UserID"]!=null && Session["UserLevel"]!=null)
      {
        userID = Session["UserID"].ToString().Trim();
        userLevel = Session["UserLevel"].ToString().Trim();        
      }
      else
      {
        Response.Redirect("/SystemManagement/UserLogin.aspx?error=true");
      }
    }
	}
}