/******************************
* 说明：下载进度窗口
* 创建人：龚宇超
* 创建日期：2018-02-09
* 修改人：
* 修改日期：
* 修改备注：
* 版本：1.0.0.0
******************************/
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Threading;
using System.Net;
namespace Lskj.AutoUpdate
{
///
/// 下载进度窗口
///
public partial class FrmProgress : Form
{
///
/// 是否下载完成
///
private bool isFinished = false;
///
/// 下载总数
///
private long total = 0;
///
/// 当前下载的总数
///
private long nDownloadedTotal = 0;
///
/// 下载文件列表
///
private List downloadFileList = new List();
///
/// 所有文件列表
///
private List allFileList = null;
private ManualResetEvent evtDownload = null;
private ManualResetEvent evtPerDonwload = null;
private WebClient clientDownload = null;
private AutoUpdater autoUpdater = null;
private delegate void SetProcessBarCallBack(int current, int total);
private delegate void ExitCallBack(bool success);
private delegate void ShowCurrentDownloadFileNameCallBack(string name);
public FrmProgress(List downloadFileListTemp, AutoUpdater apd)
{
InitializeComponent();
this.autoUpdater = apd;
this.downloadFileList = downloadFileListTemp;
this.allFileList = downloadFileListTemp.Select(x => new DownloadFileInfo(x.DownloadUrl, x.FileName, x.Version, x.Size, x.LastVersion)).ToList();
//foreach (DownloadFileInfo item in downloadFileListTemp)
//{
// // 本地临时文件夹中不存在此文件则下载.
// string tempUrlPath = CommonUnitity.GetFolderUrl(item);
// tempUrlPath = Path.Combine(CommonUnitity.SystemBinUrl + ConstModel.TEMP_FOLDER_NAME + tempUrlPath, item.FileName);
// if (!File.Exists(tempUrlPath))
// {
// this.downloadFileList.Add(item);
// }
//}
this.lblAll.Text = string.Format("总进度(0/{0})", this.downloadFileList.Count);
}
///
/// 说明：窗口加载
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The sender.
/// The instance containing the event data.
private void OnFormLoad(object sender, EventArgs e)
{
evtDownload = new ManualResetEvent(true);
evtDownload.Reset();
ThreadPool.QueueUserWorkItem(new WaitCallback(this.ProcDownload));
}
///
/// 说明：
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The sender.
/// The instance containing the event data.
private void OnFormClosing(object sender, FormClosingEventArgs e)
{
if (!isFinished && DialogResult.Yes == MessageBox.Show(ConstModel.UPDATE_GIVING_UP, ConstModel.LS_TITLE_NAME, MessageBoxButtons.YesNo, MessageBoxIcon.Question))
{
e.Cancel = true;
return;
}
else
{
if (clientDownload != null)
clientDownload.CancelAsync();
evtDownload.Set();
evtPerDonwload.Set();
}
}
///
/// 说明：下载文件
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The o.
private void ProcDownload(object o)
{
string tempFolderPath = Path.Combine(CommonUnitity.SystemBinUrl, ConstModel.TEMP_FOLDER_NAME);
if (!Directory.Exists(tempFolderPath))
{
Directory.CreateDirectory(tempFolderPath);
}
evtPerDonwload = new ManualResetEvent(false);
foreach (DownloadFileInfo file in this.downloadFileList)
{
total += file.Size;
}
int count = this.downloadFileList.Count;
while (!evtDownload.WaitOne(0, false))
{
try
{
if (this.downloadFileList.Count == 0)
break;
this.lblAll.Text = string.Format("总进度({0}/{1})", count - this.downloadFileList.Count, count);
DownloadFileInfo file = this.downloadFileList[0];
//Debug.WriteLine(String.Format("Start Download:{0}", file.FileName));
this.ShowCurrentDownloadFileName(file.FileName);
//Download
clientDownload = new WebClient();
//Added the function to support proxy
//clientDownload.Proxy = System.Net.WebProxy.GetDefaultProxy();
clientDownload.Proxy = WebRequest.GetSystemWebProxy();
clientDownload.Proxy.Credentials = CredentialCache.DefaultCredentials;
clientDownload.Credentials = System.Net.CredentialCache.DefaultCredentials;
//End added
clientDownload.DownloadProgressChanged += (object sender, DownloadProgressChangedEventArgs e) =>
{
try
{
//this.Text = "接收:" + e.BytesReceived.ToString() + " 字节数:" + progressBarCurrent.Maximum.ToString();
progressBarCurrent.Value = (int)e.BytesReceived / progressBarCurrent.Maximum;
progressBarTotal.Value = (int)((nDownloadedTotal + e.BytesReceived) * 100 / total);
this.SetProcessBar(e.ProgressPercentage, (int)((nDownloadedTotal + e.BytesReceived) * 100 / total));
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message);
//log the error message,you can use the application's log code
}
};
clientDownload.DownloadFileCompleted += (object sender, AsyncCompletedEventArgs e) =>
{
try
{
DealWithDownloadErrors();
DownloadFileInfo dfile = e.UserState as DownloadFileInfo;
nDownloadedTotal += dfile.Size;
this.SetProcessBar(0, (int)(nDownloadedTotal * 100 / total));
evtPerDonwload.Set();
}
catch (Exception exp)
{
MessageBox.Show("下载错误202:" + exp.Message);
//log the error message,you can use the application's log code
}
};
evtPerDonwload.Reset();
//Download the folder file
string tempFolderPath1 = CommonUnitity.GetFolderUrl(file);
if (!string.IsNullOrEmpty(tempFolderPath1))
{
tempFolderPath = Path.Combine(CommonUnitity.SystemBinUrl, ConstModel.TEMP_FOLDER_NAME);
tempFolderPath += tempFolderPath1;
}
else
{
tempFolderPath = Path.Combine(CommonUnitity.SystemBinUrl, ConstModel.TEMP_FOLDER_NAME);
}
clientDownload.DownloadFileAsync(new Uri(file.DownloadUrl), Path.Combine(tempFolderPath, file.FileName), file);
//Wait for the download complete
evtPerDonwload.WaitOne();
clientDownload.Dispose();
clientDownload = null;
//Remove the downloaded files
this.downloadFileList.Remove(file);
}
catch (Exception e)
{
MessageBox.Show(this.downloadFileList[0].FileName + "\r\n" + e.Message);
ShowErrorAndRestartApplication();
//throw;
}
}
//When the files have not downloaded,return.
if (downloadFileList.Count > 0)
{
return;
}
//Test network and deal with errors if there have
DealWithDownloadErrors();
//Debug.WriteLine("All Downloaded");
foreach (DownloadFileInfo file in this.allFileList)
{
string tempUrlPath = CommonUnitity.GetFolderUrl(file);
string oldPath = string.Empty;
string newPath = string.Empty;
try
{
if (!string.IsNullOrEmpty(tempUrlPath))
{
oldPath = Path.Combine(CommonUnitity.SystemBinUrl + tempUrlPath.Substring(1), file.FileName);
newPath = Path.Combine(CommonUnitity.SystemBinUrl + ConstModel.TEMP_FOLDER_NAME + tempUrlPath, file.FileName);
}
else
{
oldPath = Path.Combine(CommonUnitity.SystemBinUrl, file.FileName);
newPath = Path.Combine(CommonUnitity.SystemBinUrl + ConstModel.TEMP_FOLDER_NAME, file.FileName);
}
//just deal with the problem which the files EndsWith xml can not download
System.IO.FileInfo f = new FileInfo(newPath);
if (!file.Size.ToString().Equals(f.Length.ToString()) && !file.FileName.ToString().EndsWith(".xml"))
{
MessageBox.Show($"文件大小与服务器不匹配");
ShowErrorAndRestartApplication();
}
//Added for dealing with the config file download errors
string newfilepath = string.Empty;
if (newPath.Substring(newPath.LastIndexOf(".") + 1).Equals(ConstModel.CONFIG_FILE_KEY))
{
if (System.IO.File.Exists(newPath))
{
if (newPath.EndsWith("_"))
{
newfilepath = newPath;
newPath = newPath.Substring(0, newPath.Length - 1);
oldPath = oldPath.Substring(0, oldPath.Length - 1);
}
File.Move(newfilepath, newPath);
}
}
//End added
if (File.Exists(oldPath))
{
MoveFolderToOld(oldPath, newPath);
}
else
{
//Edit for config_ file
if (!string.IsNullOrEmpty(tempUrlPath))
{
if (!Directory.Exists(CommonUnitity.SystemBinUrl + tempUrlPath.Substring(1)))
{
Directory.CreateDirectory(CommonUnitity.SystemBinUrl + tempUrlPath.Substring(1));
MoveFolderToOld(oldPath, newPath);
}
else
{
MoveFolderToOld(oldPath, newPath);
}
}
else
{
MoveFolderToOld(oldPath, newPath);
}
}
}
catch (Exception exp)
{
MessageBox.Show("oldPath：" + oldPath + "\r\n" + "newPath：" + newPath + "\r\n" + exp.Message);
//log the error message,you can use the application's log code
}
}
//After dealed with all files, clear the data
this.allFileList.Clear();
if (this.downloadFileList.Count == 0)
Exit(true);
else
Exit(false);
evtDownload.Set();
}
///
/// 说明：移动文件
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The old path.
/// The new path.
private void MoveFolderToOld(string oldPath, string newPath)
{
if (File.Exists(oldPath + ".old"))
System.IO.File.SetAttributes(oldPath + ".old", System.IO.FileAttributes.Normal);
if (File.Exists(oldPath))
System.IO.File.SetAttributes(oldPath, System.IO.FileAttributes.Normal);
if (File.Exists(oldPath + ".old"))
File.Delete(oldPath + ".old");
if (File.Exists(oldPath))
File.Move(oldPath, oldPath + ".old");
File.Move(newPath, oldPath);
}
///
/// 说明：显示当前下载文件
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The name.
private void ShowCurrentDownloadFileName(string name)
{
if (this.labelCurrentItem.InvokeRequired)
{
ShowCurrentDownloadFileNameCallBack cb = new ShowCurrentDownloadFileNameCallBack(ShowCurrentDownloadFileName);
this.Invoke(cb, new object[] { name });
this.labelCurrentItem.Text = "正在更新：" + name;
}
else
{
this.labelCurrentItem.Text = "正在更新：" + name;
}
}
///
/// 说明：显示当前进度
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The current.
/// The total.
private void SetProcessBar(int current, int total)
{
if (this.progressBarCurrent.InvokeRequired)
{
SetProcessBarCallBack cb = new SetProcessBarCallBack(SetProcessBar);
this.Invoke(cb, new object[] { current, total });
}
else
{
this.progressBarCurrent.Value = current;
this.progressBarTotal.Value = total;
}
}
///
/// 说明：退出升级程序
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// if set to true [success].
private void Exit(bool success)
{
if (this.InvokeRequired)
{
ExitCallBack cb = new ExitCallBack(Exit);
this.Invoke(cb, new object[] { success });
}
else
{
this.isFinished = success;
this.DialogResult = success ? DialogResult.OK : DialogResult.Cancel;
this.Close();
}
}
///
/// 说明：取消
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
/// The sender.
/// The instance containing the event data.
private void OnCancel(object sender, EventArgs e)
{
if (!isFinished && DialogResult.Yes == MessageBox.Show(ConstModel.UPDATE_GIVING_UP, ConstModel.LS_TITLE_NAME, MessageBoxButtons.YesNo, MessageBoxIcon.Question))
{
evtDownload.Set();
evtPerDonwload.Set();
autoUpdater.RollBack();
Exit(false);
}
}
///
/// 说明：下载失败
/// 创建人：龚宇超
/// 创建日期：2018-02-23
/// 修改人：
/// 修改日期：
/// 修改备注：
/// 版本：1.0
///
private void DealWithDownloadErrors()
{
try
{
//Test Network is OK or not.
Config config = new Config().LoadConfig(Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConstModel.AUTOUPDATE_CONFIG));
WebClient client = new WebClient();
client.DownloadString(config.ServerUrl);
}
catch (Exception e)
{
//MessageBox.Show(e.Message);
//log the error message,you can use the application's log code
ShowErrorAndRestartApp