public void CheckUpdate() {
var localFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConstFile.CHECKUPDATEFILE);
var remoteFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory,ConstFile.TEMPFOLDERNAME, ConstFile.CHECKUPDATEFILE);
var localFileMD5 = ByteStringUtil.ByteArrayToHexStr(HashDigest.FileDigest(localFileName));
using (WebClient client = new WebClient()) {
client.DownloadFile(new Uri(config.ServerUrl.Replace(ConstFile.FILENAME, ConstFile.CHECKUPDATEFILE)), remoteFileName);
}
var remoteFileMD5 = ByteStringUtil.ByteArrayToHexStr(HashDigest.FileDigest(remoteFileName));
if (!localFileMD5.Equals(remoteFileMD5)) {
var dc = new DownloadConfirm(config.AppName);
if (dc.ShowDialog() == DialogResult.OK) {
Update();
File.Copy(remoteFileName, localFileName, true);
}
}
}
public void CheckUpdate()
{
var localFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConstFile.CHECKUPDATEFILE);
var remoteFileName = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, ConstFile.TEMPFOLDERNAME, ConstFile.CHECKUPDATEFILE);
var localFileMD5 = ByteStringUtil.ByteArrayToHexStr(HashDigest.FileDigest(localFileName));
using (WebClient client = new WebClient()) {
client.DownloadFile(new Uri(config.ServerUrl.Replace(ConstFile.FILENAME, ConstFile.CHECKUPDATEFILE)), remoteFileName);
}
var remoteFileMD5 = ByteStringUtil.ByteArrayToHexStr(HashDigest.FileDigest(remoteFileName));
if (!localFileMD5.Equals(remoteFileMD5))
{
var dc = new DownloadConfirm(config.AppName);
if (dc.ShowDialog() == DialogResult.OK)
{
Update();
File.Copy(remoteFileName, localFileName, true);
}
}
}
/// <summary>
/// 检查新版本
/// </summary>
/// <exception cref="System.Net.WebException">无法找到指定资源</exception>
/// <exception cref="System.NotSupportException">升级地址配置错误</exception>
/// <exception cref="System.Xml.XmlException">下载的升级文件有错误</exception>
/// <exception cref="System.ArgumentException">下载的升级文件有错误</exception>
/// <exception cref="System.Excpetion">未知错误</exception>
/// <returns></returns>
public void Update()
{
if (!config.Enabled)
{
return;
}
/*
* 请求Web服务器，得到当前最新版本的文件列表，格式同本地的FileList.xml。
* 与本地的FileList.xml比较，找到不同版本的文件
* 生成一个更新文件列表，开始DownloadProgress
* <UpdateFile>
* <File path="" url="" lastver="" size=""></File>
* </UpdateFile>
* path为相对于应用程序根目录的相对目录位置，包括文件名
*/
WebClient client = new WebClient();
string strXml = client.DownloadString(config.ServerUrl);
Dictionary <string, RemoteFile> listRemotFile = ParseRemoteXml(strXml);
List <DownloadFileInfo> downloadList = new List <DownloadFileInfo>();
//某些文件不再需要了，删除
List <LocalFile> preDeleteFile = new List <LocalFile>();
foreach (LocalFile file in config.UpdateFileList)
{
if (listRemotFile.ContainsKey(file.Path))
{
RemoteFile rf = listRemotFile[file.Path];
if (rf.LastVer != file.LastVer)
{
downloadList.Add(new DownloadFileInfo(rf.Url, file.Path, rf.LastVer, rf.Size));
file.LastVer = rf.LastVer;
file.Size = rf.Size;
if (rf.NeedRestart)
{
bNeedRestart = true;
}
}
listRemotFile.Remove(file.Path);
}
else
{
preDeleteFile.Add(file);
}
}
foreach (RemoteFile file in listRemotFile.Values)
{
downloadList.Add(new DownloadFileInfo(file.Url, file.Path, file.LastVer, file.Size));
config.UpdateFileList.Add(new LocalFile(file.Path, file.LastVer, file.Size));
if (file.NeedRestart)
{
bNeedRestart = true;
}
}
if (downloadList.Count > 0)
{
DownloadConfirm dc = new DownloadConfirm(downloadList);
if (this.OnShow != null)
{
this.OnShow();
}
if (DialogResult.OK == dc.ShowDialog())
{
foreach (LocalFile file in preDeleteFile)
{
string filePath = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, file.Path);
if (File.Exists(filePath))
{
File.Delete(filePath);
}
config.UpdateFileList.Remove(file);
}
StartDownload(downloadList);
}
}
}
