passwordchange.aspx.cs

学生公寓管理系统使用说明： 1.服务器运行环境 SQL 2000 .NET FRAMEWORK 1.1 .NET FRAMEWORK 1.1 CHINESE (SIMPL

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;
using System.Configuration;

namespace Manage.Manager
{
	/// <summary>
	/// PasswordChange 的摘要说明。
	/// </summary>
	public class PasswordChange : System.Web.UI.Page
	{
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.TextBox TextBox2;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.Panel Panel1;
		protected System.Web.UI.WebControls.Button OK;
		protected System.Web.UI.WebControls.Button Clear;
		protected System.Web.UI.WebControls.CompareValidator CompareValidator1;
		protected System.Web.UI.WebControls.TextBox TextBox3;
		protected System.Data.SqlClient.SqlConnection conn;
		protected System.Data.SqlClient.SqlCommand cmd;
		protected System.Data.SqlClient.SqlDataReader reader;
		protected string myConn;
		protected string cmdText;
		protected string nameKind;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator1;
		protected System.Web.UI.WebControls.TextBox TextBox1;
		protected System.Web.UI.WebControls.RequiredFieldValidator RequiredFieldValidator2;
		protected string pwKind;
	
		
		private bool Check_Login(string name,string pw,string cmdtext,string namekind,string pwkind)
		{

			this.myConn=ConfigurationSettings.AppSettings["mySql"];
			this.conn=new System.Data.SqlClient.SqlConnection(myConn);
			this.cmd=new System.Data.SqlClient.SqlCommand(cmdtext,conn);
			int k=0;
			try
			{
				conn.Open();
				this.reader=cmd.ExecuteReader();
				while(this.reader.Read())
				{
					if(name==reader[namekind].ToString()&&pw==reader[pwkind].ToString())
						k=1;
				}
				if(k==1)
					return true;
				else return false;
			}

			finally
			{
				conn.Close();
			}

			
		}
		private void Page_Load(object sender, System.EventArgs e)
		{
			// 在此处放置用户代码以初始化页面
			StudentMenu sm=(StudentMenu)LoadControl("StudentMenu.ascx");
			ManagerMenu sk=(ManagerMenu)LoadControl("managerMenu.ascx");
			if(this.Session["kind"].ToString()=="学生")
				this.Panel1.Controls.Add(sm);
			else if(this.Session["kind"].ToString()=="管理员")
				this.Panel1.Controls.Add(sk);
		}

		#region Web 窗体设计器生成的代码
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
			//
			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.OK.Click += new System.EventHandler(this.OK_Click);
			this.Clear.Click += new System.EventHandler(this.Clear_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void OK_Click(object sender, System.EventArgs e)
		{
			this.myConn=ConfigurationSettings.AppSettings["mySql"];
			this.conn=new System.Data.SqlClient.SqlConnection(myConn);
			if(this.Session["kind"].ToString()=="学生")
			{
				this.nameKind="Student_ID";
				this.pwKind="Student_Password";
				this.cmdText="select * from Student";
				if( Check_Login(this.Session["user"].ToString(),this.TextBox1.Text,cmdText,nameKind,pwKind))
				{
					conn.Open();
					cmdText="update Student set Student_Password='"+this.TextBox2.Text+"' where Student_ID='"+Session["user"].ToString()+"'";
					this.cmd=new System.Data.SqlClient.SqlCommand(cmdText,conn);
					cmd.ExecuteNonQuery();
					conn.Close();
					Response.Write("<script>alert('新密码修改成功！')</script>");
				}
				else 
				{
				
					Response.Write("<script>alert('原始密码错误！')</script>");
				}
			}
			else if(this.Session["kind"].ToString()=="管理员")
			{
				this.nameKind="Manager_UserName";
				this.pwKind="Manager_Password";
				this.cmdText="SELECT * FROM Manager";
				if(this.Check_Login(this.Session["user"].ToString(),this.TextBox1.Text,cmdText,nameKind,pwKind))
				{
					conn.Open();
					cmdText="update Manager set Manager_Password='"+this.TextBox2.Text+"' where Manager_UserName='"+Session["user"].ToString()+"'";
					this.cmd=new System.Data.SqlClient.SqlCommand(cmdText,conn);
					cmd.ExecuteNonQuery();
					conn.Close();
					Response.Write("<script>alert('新密码修改成功！')</script>");
				}
				else 
				{
					Response.Write("<script>alert('原始密码错误！')</script>");
				}
			}
		
		
		}

		private void Clear_Click(object sender, System.EventArgs e)
		{
			this.TextBox1.Text="";
			this.TextBox2.Text="";
			this.TextBox3.Text="";
		}
	}
}