/// <summary>
/// 从更新缓存中替换新文件
/// </summary>
private void ReplaceNewFile()
{
List <string> exculde = new List <string>();
exculde.Add(UpdateAppName);
DataHelpers.MoveFolder(updateTmpPath, ".", exculde);
}
/// <summary>
/// 检查更新
/// </summary>
/// <returns>是否有更新</returns>
private bool CreateUpdate()
{
#region 取更新信息
MyWebClient web = new MyWebClient {
Proxy = WebRequest.DefaultWebProxy
};
string updatejson = null;
foreach (string upInfoUrl in updateInfoUrl)
{
updatejson = web.DownloadString(upInfoUrl);
if (!string.IsNullOrWhiteSpace(updatejson))
{
break;
}
}
#endregion
#region 匹配文件并添加到更新列表
string localFile = string.Empty;
if (string.IsNullOrWhiteSpace(updatejson))
{
return(false);
}
UpdateInfo = (new MoeUpdateInfo()).GetMoeUpdateInfo(updatejson);
if (UpdateInfo == null)
{
return(false);
}
foreach (MoeUpdateFile upfile in UpdateInfo.files)
{
localFile = RepairPath(upfile.Path) + upfile.Name;
if (upfile.State == "up" || string.IsNullOrWhiteSpace(upfile.State))
{
if (string.IsNullOrWhiteSpace(localFile) || string.IsNullOrWhiteSpace(upfile.Url))
{
continue;
}
if (DataHelpers.GetMD5Hash(localFile) == upfile.MD5 || DataHelpers.GetMD5Hash(updateTmpPath + "\\" + localFile) == upfile.MD5)
{
continue;
}
UpdateFilesInfo += "+ " + localFile + " - Ver " + upfile.Ver + " (" + upfile.MD5 + ")[br]";
UpdateFiles.Add(upfile);
}
else if (upfile.State == "del" && File.Exists(localFile))
{
UpdateFilesInfo += "- " + localFile + "[br]";
UpdateFiles.Add(upfile);
}
}
return(UpdateFiles.Count > 0);
#endregion
}
/// <summary>
/// 保存预览图到文件
/// </summary>
/// <param name="silent">静默模式</param>
/// <param name="path">保存路径</param>
/// <returns>预览文件类型</returns>
private string SavePreview(bool silent, string path)
{
try
{
if (!((imgGrid.Children[imgs[selectedId]] as ScrollViewer).Content as PreviewImg).ImgLoaded)
{
ShowMessage("图片尚未加载完毕", MessageBoxButton.OK, MessageBoxImage.Warning);
return("");
}
PreviewImg pimg = (PreviewImg)((ScrollViewer)imgGrid.Children[imgs[selectedId]]).Content;
switch (pimg.ImgType)
{
case "bmp":
case "jpg":
case "png":
Image im = (Image)pimg.prewimg.Children[0];
DataHelpers.ImageToFile((BitmapSource)im.Source, pimg.ImgType, path);
break;
case "gif":
AnimatedGIF gi = (AnimatedGIF)pimg.prewimg.Children[0];
DataHelpers.MemoryStreamToFile((MemoryStream)gi.GIFSource, path);
break;
default:
throw new Exception(pimg.ImgType + "类型不支持保存");
}
if (!silent)
{
ShowMessage("已成功保存至下载文件夹", MessageBoxButton.OK, MessageBoxImage.Information);
}
return(pimg.ImgType);
}
catch (Exception ex)
{
if (!silent)
{
ShowMessage("保存失败\r\n" + ex.Message, MessageBoxButton.OK, MessageBoxImage.Warning);
}
return("");
}
}
/// <summary>
/// 按顺序下载更新列表中的文件(回调)
/// </summary>
/// <param name="FileListCount">更新列表文件总数</param>
/// <param name="FileListIndex">当前下载更新列表中的文件索引</param>
private void DownloadFile(int FileListCount, int FileListIndex)
{
if (FileListIndex < FileListCount && UpdateState == 1)
{
MoeUpdateFile nowDLfile = UpdateFiles[FileListIndex];
try
{
switch (nowDLfile.State)
{
case "del":
#region 除信息显示
Dispatcher.Invoke(new Action(delegate
{
pbSingleTxt.Text = "移除 " + nowDLfile.Name;
pbSingleSpeed.Visibility = pbSingleVal.Visibility = Visibility.Hidden;
}));
#endregion
#region 除指定文件或目录
string nowPath = RepairPath(nowDLfile.Path);
try
{
if (string.IsNullOrWhiteSpace(nowDLfile.Name))
{
//删除目录
Directory.Delete(nowPath, true);
}
else
{
//删除文件
File.Delete(nowPath + nowDLfile.Name);
}
//删除空目录
DirectoryInfo di = new DirectoryInfo(nowPath);
if (di.GetFiles().Length + di.GetDirectories().Length < 1)
{
Directory.Delete(nowPath);
}
}
catch { }
#endregion
break;
case "mov":
#region 移动信息显示
Dispatcher.Invoke(new Action(delegate
{
pbSingleTxt.Text = "移动 " + nowDLfile.Name;
pbSingleSpeed.Visibility = pbSingleVal.Visibility = Visibility.Hidden;
}));
Thread.Sleep(666);
#endregion
#region 移动文件到新目录
string moveinfo = DataHelpers.MoveFolder(nowDLfile.Path, nowDLfile.NewPath);
if (!string.IsNullOrWhiteSpace(moveinfo))
{
Dispatcher.Invoke(new Action(delegate
{
pbSingleTxt.Text = moveinfo;
}));
Thread.Sleep(666);
}
#endregion
break;
default:
#region 载信息显示
Dispatcher.Invoke(new Action(delegate
{
pbSingleTxt.Text = "获取 " + nowDLfile.Name;
pbSingle.Value = 0;
pbSingleSpeed.Text = "(0.00 KB/s";
pbSingleSpeed.Visibility = pbSingleVal.Visibility = Visibility.Visible;
}));
#endregion
#region 创建下载
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(nowDLfile.Url);
req.Proxy = WebRequest.DefaultWebProxy;
req.UserAgent = SessionClient.DefUA;
req.AllowAutoRedirect = true;
HttpWebResponse res = (HttpWebResponse)req.GetResponse();
//响应长度
double reslength = res.ContentLength;
unlimitedProgress = reslength < 1;
string tmpDLPath = updateTmpPath + "\\" + RepairPath(nowDLfile.Path);
if (!Directory.Exists(tmpDLPath))
{
Directory.CreateDirectory(tmpDLPath);
new DirectoryInfo(tmpDLPath).Attributes = FileAttributes.Hidden;
}
Stream str = res.GetResponseStream();
Stream fileStr = new FileStream(tmpDLPath + nowDLfile.Name, FileMode.Create);
#endregion
#region 开始线程下载文件
//限制线程最大数
ThreadPool.SetMaxThreads(2, 2);
ThreadPool.QueueUserWorkItem((o) =>
{
byte[] buffer = new byte[1024];
//进度预置
double progressBarValue = 0;
//无限进度调和
if (unlimitedProgress)
{
reslength += buffer.Length;
}
DateTime last = DateTime.Now;
int realReadLen = str.Read(buffer, 0, buffer.Length);
double downed = realReadLen;
double speed = -1;
while (realReadLen > 0 && UpdateState == 1)
{
fileStr.Write(buffer, 0, realReadLen);
progressBarValue += realReadLen;
try
{
DateTime now = DateTime.Now;
if ((now - last).TotalSeconds > 0.2)
{
speed = downed / (now - last).TotalSeconds;
downed = 0;
last = now;
}
pbSingle.Dispatcher.BeginInvoke(new ProgressBarDelegate(RefreshDownload), progressBarValue / reslength, speed);
realReadLen = str.Read(buffer, 0, buffer.Length);
downed += realReadLen;
}
catch { }
}
str.Close();
fileStr.Close();
}, null);
#endregion
break;
}
}
catch (Exception ex)
{
FileListIndex++;
Dispatcher.Invoke(new Action(delegate
{
pbSingleTxt.Text = nowDLfile.Name + ":" + ex.Message;
pbTotal.Value++;
}));
Thread.Sleep(666);
}
finally
{
Dispatcher.Invoke(new Action(delegate { pbTotal.Value++; }));
Thread.Sleep(666);
//回调处理下一个文件
DownloadFile(FileListCount, ++FileListIndex);
}
}
#region 更新结束
if (FileListIndex >= FileListCount && UpdateState == 1)
{
Dispatcher.Invoke(new Action(delegate
{
UpdateState = 2;
DownloadStateUI.Visibility = Visibility.Hidden;
btnY.Tag = "y";
btnY.IsEnabled = true;
btnY.Content = "重启完成更新";
btnN.Content = "退出更新";
}));
}
#endregion
}
