adminlogin.cs

食堂就餐提醒系统(含源码) 为一个单位开发的

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;

using System.IO;
using System.Text;
using System.Xml;

using System.Data;

using System.Net;
using System.Diagnostics;

namespace XFMAS
{
	/// <summary>
	/// AdminLogin 的摘要说明。
	/// </summary>
	public class AdminLogin : System.Windows.Forms.Form
	{
		private System.Windows.Forms.GroupBox groupBox1;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.TextBox pwd;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Button b222;
		private System.Windows.Forms.Button button2;
		private System.Windows.Forms.TextBox user;
		private System.Windows.Forms.Timer timer1;
		private System.ComponentModel.IContainer components;

		public AdminLogin()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//配置文件路径
			Public.configFile = Application.StartupPath + "\\" + Public.configFile;

			this.ReadConfigXml();

			//检查软件更新
			this.timer1.Start();
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <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.components = new System.ComponentModel.Container();
			System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(AdminLogin));
			this.groupBox1 = new System.Windows.Forms.GroupBox();
			this.user = new System.Windows.Forms.TextBox();
			this.label1 = new System.Windows.Forms.Label();
			this.pwd = new System.Windows.Forms.TextBox();
			this.label2 = new System.Windows.Forms.Label();
			this.b222 = new System.Windows.Forms.Button();
			this.button2 = new System.Windows.Forms.Button();
			this.timer1 = new System.Windows.Forms.Timer(this.components);
			this.groupBox1.SuspendLayout();
			this.SuspendLayout();
			// 
			// groupBox1
			// 
			this.groupBox1.Controls.Add(this.user);
			this.groupBox1.Controls.Add(this.label1);
			this.groupBox1.Controls.Add(this.pwd);
			this.groupBox1.Controls.Add(this.label2);
			this.groupBox1.Location = new System.Drawing.Point(8, 8);
			this.groupBox1.Name = "groupBox1";
			this.groupBox1.Size = new System.Drawing.Size(272, 80);
			this.groupBox1.TabIndex = 9;
			this.groupBox1.TabStop = false;
			// 
			// user
			// 
			this.user.Location = new System.Drawing.Point(104, 16);
			this.user.Name = "user";
			this.user.Size = new System.Drawing.Size(152, 21);
			this.user.TabIndex = 1;
			this.user.Text = "";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(16, 24);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(80, 16);
			this.label1.TabIndex = 2;
			this.label1.Text = "内网用户名";
			// 
			// pwd
			// 
			this.pwd.Location = new System.Drawing.Point(104, 40);
			this.pwd.Name = "pwd";
			this.pwd.PasswordChar = '*';
			this.pwd.Size = new System.Drawing.Size(152, 21);
			this.pwd.TabIndex = 2;
			this.pwd.Text = "";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(16, 48);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(80, 16);
			this.label2.TabIndex = 3;
			this.label2.Text = "内网登录密码";
			// 
			// b222
			// 
			this.b222.Location = new System.Drawing.Point(168, 96);
			this.b222.Name = "b222";
			this.b222.Size = new System.Drawing.Size(112, 23);
			this.b222.TabIndex = 3;
			this.b222.Text = "登录管理";
			this.b222.Click += new System.EventHandler(this.b222_Click_1);
			// 
			// button2
			// 
			this.button2.FlatStyle = System.Windows.Forms.FlatStyle.Popup;
			this.button2.Location = new System.Drawing.Point(8, 96);
			this.button2.Name = "button2";
			this.button2.Size = new System.Drawing.Size(112, 23);
			this.button2.TabIndex = 10;
			this.button2.Text = "服务器设置";
			this.button2.Click += new System.EventHandler(this.button2_Click_1);
			// 
			// timer1
			// 
			this.timer1.Interval = 500;
			this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
			// 
			// AdminLogin
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.ClientSize = new System.Drawing.Size(298, 135);
			this.Controls.Add(this.button2);
			this.Controls.Add(this.groupBox1);
			this.Controls.Add(this.b222);
			this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedDialog;
			this.Icon = ((System.Drawing.Icon)(resources.GetObject("$this.Icon")));
			this.KeyPreview = true;
			this.MaximizeBox = false;
			this.MinimizeBox = false;
			this.Name = "AdminLogin";
			this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
			this.Text = "管理员登录";
			this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.AdminLogin_KeyDown);
			this.groupBox1.ResumeLayout(false);
			this.ResumeLayout(false);

		}
		#endregion


		/// <summary>
		/// 设置参数
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void linkLabel1_LinkClicked(object sender, System.Windows.Forms.LinkLabelLinkClickedEventArgs e) {
			SetWin sw = new SetWin();
			sw.ShowDialog();
		}

		/// <summary>
		/// 使用本机IP地址登录
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void button1_Click(object sender, System.EventArgs e) {
			RegisterIP rip = new RegisterIP();
			rip.ShowDialog();
			this.LoadUserName();
		}

		/// <summary>
		/// 使用用户名登录
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void b222_Click(object sender, System.EventArgs e) {

			bool loginResult = DBConn.UserIsRight(this.user.Text.Trim(),Public.AddSec(this.pwd.Text));

			if(loginResult){

				//取值
				Public.currentUserID   = this.user.Text.Trim();
				Public.currentUserName = DBConn.GetUserRealName(Public.currentUserID);

				//记录到本地配置文件
				Public.configXml.Rows[0]["LastUserID"]  = this.user.Text.Trim();
				Public.configXml.Rows[0]["LastUserPwd"] = Public.Encode("ESST_PWD",this.pwd.Text);

				//保存到XML
				SRXML.SaveDataTableToXML(Public.configXml,Public.configFile);

				try{

					//取出提醒时间段
					DataTable alertTimes = DBConn.GetAlertTime();

					if(!DBConn.CheckUserIsAdmin(this.user.Text.Trim())){
						throw new Exception("非系统管理员，不能登录！");
					}else{
						Public.currentRCS = DBConn.GetAdminRuleCode(this.user.Text.Trim());

						if(Public.currentRCS == null){
							throw new Exception("虽为管理员身份，但没有被赋于任何权限，不能登入！");
						}
					}

					string  today = DBConn.GetServerTime().Date.ToString().Replace("0:00:00","");

					Public.startTime = Convert.ToDateTime(today + alertTimes.Rows[0]["StartTime"].ToString());
					Public.endTime   = Convert.ToDateTime(today + alertTimes.Rows[0]["EndTime"].ToString());
					
					if(alertTimes.Rows[0]["isMod"].ToString() == "1"){
						Public.alertingIsMod = true;
					}else{
						Public.alertingIsMod = false;
					}

				}catch(Exception ex){
					MessageBox.Show(ex.Message.ToString());
					return;
				}

				this.Visible             = false;

				XFMAS.Admin.MainForm mf = new XFMAS.Admin.MainForm();
				mf.Show();

			}else{
				
				MessageBox.Show("用户名或密码不正确，不能登录服务器！");
				return;
			}

		}

		private void button2_Click(object sender, System.EventArgs e) {
			linkLabel1_LinkClicked(null,null);
		}

		#region 读取xml文件里的配置

		/// <summary>
		/// 读取磁盘中事先设置好的配置参数
		/// 主要是数据库和自动登录的配置
		/// </summary>
		public void ReadConfigXml(){

			bool isSetWin = false;
			
			//检查System.Config 是否存在
			if(!File.Exists(Public.configFile)){
				isSetWin = true;
			}else{
				Public.configXml = SRXML.ConfigTable();
			}

			if(!isSetWin){
			
				//读取配置
				try{
					Public.configXml = SRXML.ReadDataTaBleFromXML(Public.configFile);
				}catch(Exception ex){
					isSetWin = true;
				}

				//验证连接串
				if(!isSetWin){
					try{

						Public.Conn(Public.configXml.Rows[0]["SqlServer"].ToString(),Public.configXml.Rows[0]["SqlUser"].ToString(),Public.DeCode("ESST_PWD",Public.configXml.Rows[0]["SqlPwd"].ToString()));

						//记住上次输入的登录信息
						this.user.Text = Public.configXml.Rows[0]["LastUserID"].ToString();
						

						//从服务器端获取系统相关配置参数，如授权文件、用户表连接串等
						try{

							DataSet ds = DBConn.GetSystemInfo();
							DataRow row = ds.Tables[0].Rows[0];

							//用户表数据库的配置
							Public.usersDbInfo = row["UsersSqlServer"].ToString();

							//验证用户数据库登录信息
							string usersDBconn = DBConn.CheckUsersDBConn();

							//如果有异常则抛出
							if(usersDBconn != "OK"){
								throw new Exception(usersDBconn);
							}

							//系统名称
							Public.systemName = row["systemName"].ToString();

						}catch(Exception ex){
							MessageBox.Show("从服务器端读取系统配置时出错：" + ex.Message.ToString());
							return;
						}

					}catch(Exception ex){
						isSetWin = true;
						MessageBox.Show(ex.Message.ToString());
					}
				}
			}

			if(isSetWin){
				if(MessageBox.Show("本地配置文件不存在或已失效，请重新配置服务器连接的参数！") == DialogResult.OK){
					SetWin sw = new SetWin();
					sw.ShowDialog();
					this.ReadConfigXml();
				}
			}else{
				
			}
		}

		/// <summary>
		/// 根据IP取出绑定的用户名
		/// </summary>
		private void LoadUserName(){

			//
		}


		#endregion

		/// <summary>
		/// 载入配置
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void timer1_Elapsed(object sender, System.Timers.ElapsedEventArgs e) {
			//this.timer1.Stop();
			//this.ReadConfigXml();
		}

		/// <summary>
		/// 变更了IP后
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void IP_TextChanged(object sender, System.EventArgs e) {
			this.LoadUserName();
		}

		private void IP_Leave(object sender, System.EventArgs e) {
			this.IP_TextChanged(sender,e);
		}

		/// <summary>
		/// 不能关闭
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void notifyIcon1_MouseDown(object sender, System.Windows.Forms.MouseEventArgs e) {
			if(e.Clicks == 2) this.Visible = true;
		}

		private void LoginApp_Closing(object sender, System.ComponentModel.CancelEventArgs e) {
			e.Cancel = true;
			this.Visible = false;
		}

		private void menuItem1_Click(object sender, System.EventArgs e) {
			AboutUs au = new AboutUs();
			au.ShowDialog();
		}

		/// <summary>
		/// 登录
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void b222_Click_1(object sender, System.EventArgs e) {
			this.b222_Click(sender,e);
		}

		private void button2_Click_1(object sender, System.EventArgs e) {
			SetWin sw = new SetWin();
			sw.SetCheckBoxState(false);
			sw.ShowDialog();
			this.ReadConfigXml();
		}

		private void AdminLogin_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e) {
			if(e.KeyCode == System.Windows.Forms.Keys.Enter){
				b222_Click_1(null,null);
			}
		}

		/// <summary>
		/// 是否新版本
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void CheckUpdate(){

			String temp = "";

			try{
				WebRequest Wrequest     = WebRequest.Create("http://10.227.64.92/AMS/AdminUpdate.htm");
				WebResponse Wresponse   = Wrequest.GetResponse();
				Stream Sm               = Wresponse.GetResponseStream();
				StreamReader Sr         = new StreamReader(Sm,Encoding.GetEncoding("GB2312"));
				temp                    = Sr.ReadToEnd().ToString();
				Sr.Close();
			}catch(Exception ex){
				MessageBox.Show("升级检查失败：" + ex.Message.ToString());
				return;
			}

			int    oneI    = temp.IndexOf("]");
			string softVer = temp.Substring(1,oneI-1).ToString();

			try{
				//if(Public.configXml.Rows[0]["SoftVer"].ToString() != softVer && MessageBox.Show("系统检查到有升级文件可供更新，确定升级吗？","升级确认",MessageBoxButtons.OKCancel,MessageBoxIcon.Question) == DialogResult.OK){
				
				if(Public.configXml.Rows[0]["SoftVer"].ToString() != softVer){

					

					Public.configXml.Rows[0]["SoftVer"] = softVer;

					//保存到XML
					SRXML.SaveDataTableToXML(Public.configXml,Public.configFile);
					
					System.Diagnostics.Process p = new Process();
					p.StartInfo.FileName = Application.StartupPath + "\\UpdateEr.exe";
					p.Start();

					Application.Exit();

				}
			}catch(Exception ex){
				MessageBox.Show("开始升级时出错：" + ex.Message.ToString());
			}
		}

		/// <summary>
		/// 检查升级
		/// </summary>
		/// <param name="sender"></param>
		/// <param name="e"></param>
		private void timer1_Tick(object sender, System.EventArgs e) {
			this.timer1.Stop();
			System.Threading.Thread thread = new System.Threading.Thread(new System.Threading.ThreadStart(this.CheckUpdate));
			thread.IsBackground = true;
			thread.Start();
		}
	}
}