updatepassword.aspx.cs

计算机学院网站及管理系统

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Data.SqlClient;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Web.Security;

namespace ComputerWeb
{
	/// <summary>
	/// Summary description for UpdatePassword.
	/// </summary>
	public class UpdatePassword : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.TextBox Password;
		protected System.Web.UI.WebControls.RequiredFieldValidator roPwd;
		protected System.Web.UI.WebControls.TextBox NewPassword;
		protected System.Web.UI.WebControls.RequiredFieldValidator rnPwd;
		protected System.Web.UI.WebControls.TextBox SurePassword;
		protected System.Web.UI.WebControls.RequiredFieldValidator rsPwd;
		protected System.Web.UI.WebControls.Button SureBtn;
		protected System.Web.UI.WebControls.CompareValidator ComPwd;
		protected System.Web.UI.WebControls.Button CancelBtn;
	
		private void Page_Load(object sender, System.EventArgs e)
		{
			if(Session["UserID"] == null)
			{
				Response.Redirect("~/Admin/Default.aspx");
			}

			//判定是否有管理员权限 
			if(Session["UserID"] != null)
			{
				if((UserDB.IsValidChannel(Int32.Parse(Session["UserID"].ToString())) == false)
					&&(UserDB.IsValidAdmin(Int32.Parse(Session["UserID"].ToString())) == false))
				{
					Response.Write("<script>parent.location='default.aspx';</script>");
				}
			}
			else
			{
				Response.Write("<script>parent.location='default.aspx';</script>");
			}
		}

		private void SureBtn_Click(object sender, System.EventArgs e)
		{
			UserDB user = new UserDB();
			if(Session["UserID"] != null)
			{
				SqlDataReader recu = user.GetSingleUser(Int32.Parse(Session["UserID"].ToString()));

				recu.Read();
				if(UserDB.Encrypt(Password.Text) == recu["Password"].ToString())
				{
					if(NewPassword.Text.Trim() == SurePassword.Text.Trim())
					{
						try
						{
							user.UpdatePassword(Int32.Parse(Session["UserID"].ToString()),UserDB.Encrypt(NewPassword.Text.Trim()));

                            Response.Write("<script>alert(\"修改密码成功，请妥善保管你的密码！\")</script>");
						}
						catch(Exception ex)
						{
							string sRawURL = Request.RawUrl;

							if(sRawURL.IndexOf("?") > -1)
							{
								sRawURL = sRawURL.Substring(0,sRawURL.IndexOf("?"));
							}
							Response.Redirect("~/Admin/AdminDenid.aspx?ErrorURL=" + sRawURL + "&ErrorInfo=" + ex.Message.Replace("\n","<br>"));
						}
					}
				}
				else
				{
					Response.Write("<script>alert(\"旧密码错误，请重新输入！\")</script>");
				}
				recu.Close();
			}
		}

		private void CancelBtn_Click(object sender, System.EventArgs e)
		{
			Response.Write("<script>parent.location='MainManage.aspx';</script>");
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: This call is required by the ASP.NET Web Form Designer.
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		/// <summary>
		/// Required method for Designer support - do not modify
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{    
			this.SureBtn.Click += new System.EventHandler(this.SureBtn_Click);
			this.CancelBtn.Click += new System.EventHandler(this.CancelBtn_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion
	}
}