HORIZON PROJECT

using System;

using System.Collections.Generic;

using System.Globalization;

using System.IO;

using System.Net;

using System.Windows;

using System.Windows.Input;

using System.Xml;

using System.Runtime.InteropServices;

using System.Text;

namespace Horizon

{

    public partial class ContentCheck : Window

    {

        private const int listenPort = 11000;

        int needUpdateCount;

        string defaultPath = @"Program\";

        string url;

        string project;

        string ServerIP;

        string ServerPort;

        [DllImport("kernel32")]

        private static extern long WritePrivateProfileString(string section, string key, string val, string filePath);

        [DllImport("kernel32")]

        private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);

        static string FTPDataName;

        static string FTPDataTime;

        static string LocalDataName;

        static string LocalDataTime;

        static string FTPDataInfo;

        public void XmlReader()

        {

            XmlDocument xml = new XmlDocument();

            xml.Load("Setting.xml");

            XmlElement root = xml.DocumentElement;

            project = root.GetAttribute("ServerInfo");

            ServerIP = root.GetAttribute("IP");

            ServerPort = root.GetAttribute("PORT");

        }

        public void CheckDirectory()// Program 디렉토리 생성

        {

            if (!Directory.Exists("Program"))

            {

                Directory.CreateDirectory("Program");

            }

        }

        static public void IniLogSave(string section, string key ,string value)

        {

            WritePrivateProfileString(section, "Location", section.Substring(section.LastIndexOf('/') + 1, section.Length - section.LastIndexOf('/') - 1), System.Environment.CurrentDirectory +"/" + "UpdateLog.ini");

            WritePrivateProfileString(section, "Date", value , System.Environment.CurrentDirectory + "/" + "UpdateLog.ini");

            FTPDataName = section;

            FTPDataTime = value;

        }

        static public void IniLogLoad(string section, string value)

        {

            StringBuilder DateTemp = new StringBuilder(255);

            StringBuilder LocationTemp = new StringBuilder(255);

            int ret = GetPrivateProfileString(section, "Date", "", DateTemp, 255, System.Environment.CurrentDirectory + "/" + "UpdateLog.ini");

            int ret2 = GetPrivateProfileString(section, "Location", "", LocationTemp, 255 , System.Environment.CurrentDirectory + "/" + "UpdateLog.ini");

            LocalDataTime = DateTemp.ToString();

            LocalDataName = LocationTemp.ToString();

        }

        public ContentCheck()

        {

          //  IniLogLoad();

            InitializeComponent();

            CheckDirectory();

            GetFTPList(host, user, pass);

        }

        private void ExitButton(object sender, MouseButtonEventArgs e)

        {

            Close();

        }

        private void Minimization(object sender, MouseButtonEventArgs e)

        {

            this.WindowState = WindowState.Minimized;

        }

        private static string host = "ftp://192.168.0.61:11000/";

        private static string user = "user";

        private static string pass = "1234";

        private static FtpWebRequest ftpRequest = null;

        private static FtpWebResponse ftpResponse = null;

        private static Stream ftpStream = null;

        private static int bufferSize = 2048;

        /* Construct Object */

        public void SetClient(string hostIP, string userName, string password)

        {

            host = hostIP;

            user = userName;

            pass = password;

        }

        /* Download File */

        static public void download(string remoteFile, string localFile)

        {

            try

            {

                ftpRequest = (FtpWebRequest)FtpWebRequest.Create(host + "/" + remoteFile);

                ftpRequest.Credentials = new NetworkCredential(user, pass);

                ftpRequest.UseBinary = true;

                ftpRequest.UsePassive = true;

                ftpRequest.KeepAlive = true;

                ftpRequest.Method = WebRequestMethods.Ftp.DownloadFile;

                ftpResponse = (FtpWebResponse)ftpRequest.GetResponse();

                ftpStream = ftpResponse.GetResponseStream();

                FileStream localFileStream = new FileStream(localFile, FileMode.Create);

                byte[] byteBuffer = new byte[bufferSize];

                int bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);

                try

                {

                    while (bytesRead > 0)

                    {

                        localFileStream.Write(byteBuffer, 0, bytesRead);

                        bytesRead = ftpStream.Read(byteBuffer, 0, bufferSize);

                    }

                }

                catch (Exception ex) { Console.WriteLine(ex.ToString()); }

                localFileStream.Close();

                ftpStream.Close();

                ftpResponse.Close();

                ftpRequest = null;

            }

            catch (Exception ex)

            {

                Console.WriteLine("err: " + ex.ToString());

            }

            return;

        }

        static public void GetFileDate(string remoteFile, string localFile)

        {

            try

            {

                try

                {

                    DateTime DateValue;

                    FileInfo LocalFileInfo = new FileInfo(System.Environment.CurrentDirectory + "/Program/" + remoteFile);

                    FtpWebRequest Request = (FtpWebRequest)WebRequest.Create(host + "/" + remoteFile);

                    Request.Credentials = new NetworkCredential(user, pass);

                    Request.Method = WebRequestMethods.Ftp.GetDateTimestamp;

                    Request.UseBinary = false;

                    using (FtpWebResponse Response = (FtpWebResponse)Request.GetResponse())

                    using (TextReader Reader = new StringReader(Response.LastModified.ToString()))

                    {

                        string FTPDateString = Reader.ReadLine(); // FTP 서버의 파일 수정날짜

                        string LocalDataString = LocalFileInfo.CreationTimeUtc.ToString();

                        IniLogLoad(remoteFile, LocalDataString);

                        string FTPFileName = remoteFile.Substring(remoteFile.LastIndexOf('/') + 1, remoteFile.Length - remoteFile.LastIndexOf('/') - 1);

                        if (FTPDateString == LocalDataTime && FTPFileName == LocalDataName)

                        {

                            Console.WriteLine(remoteFile + " 받지 않음.");

                        }

                        else

                        {

                            download(remoteFile, System.Environment.CurrentDirectory + "/Program/" + remoteFile);

                            IniLogSave(remoteFile, null, FTPDateString);

                            MessageBox.Show(remoteFile + "다운받음");

                        }

                    }

                }

                catch (Exception e)

                {

                    Directory.CreateDirectory("Program/" + remoteFile);

                    FtpWebRequest Request = (FtpWebRequest)WebRequest.Create(host + remoteFile + "/");

                    Request.Credentials = new NetworkCredential(user, pass);

                    Request.Method = WebRequestMethods.Ftp.ListDirectory;

                    Request.UseBinary = false;

                    StreamReader streamReader = new StreamReader(Request.GetResponse().GetResponseStream());

                    List<string> list = new List<string>();

                    while (true)

                    {

                        string fileName = streamReader.ReadLine();

                        if (string.IsNullOrEmpty(fileName))

                        {

                            break;

                        }

                        list.Add(fileName);

                        GetFileDate(remoteFile + "/"+fileName, System.Environment.CurrentDirectory + "/Program/"+ remoteFile+ "/" + fileName);

                    }

                    streamReader.Close();

                }

            }

            catch (Exception e)

            {

                MessageBox.Show(e.Message);

            }

        }

        public List<string> GetFTPList(string targetURI, string userID, string password)

        {

            try

            {

                FtpWebRequest ftpWebRequest = WebRequest.Create(targetURI) as FtpWebRequest;

                ftpWebRequest.Method = WebRequestMethods.Ftp.ListDirectory;

                ftpWebRequest.Credentials = new NetworkCredential(userID, password);

                StreamReader streamReader = new StreamReader(ftpWebRequest.GetResponse().GetResponseStream());

                List<string> list = new List<string>();

                while (true)

                {

                    string fileName = streamReader.ReadLine();

                    if (string.IsNullOrEmpty(fileName))

                    {

                        break;

                    }

                    list.Add(fileName);

                    //DirectoryInfo info = new DirectoryInfo(System.Environment.CurrentDirectory +"/Program/"+ fileName);

                    //if (!info.Exists)

                    //{

                    //    Directory.CreateDirectory(info.FullName);

                    //}

                    //foreach(var dir in info.FullName.ToString())

                    //{

                    //    Console.WriteLine(dir);

                    //}

                    //    Console.WriteLine(info.Exists);

                    //  info.(System.Environment.CurrentDirectory + "/Program/" + fileName);

                    GetFileDate(fileName, System.Environment.CurrentDirectory + "/Program/" + fileName);

                    if (project == fileName)

                    {

                    }

                    else

                    {

                    }

                }

                streamReader.Close();

                return list;

            }

            catch(Exception e )

            {

                MessageBox.Show(e.Message);

                return null;

            }

        }

    }

}