private async Task <bool> TryDownLoad(string url, string patchName)
{
WebClient wc = new WebClient();
FileScaner.MakeDir(TempFolder);
if (url == null || patchName == null)
{
return(false);
}
LogAdd("Try DownLoad [" + url + " ].");
if (FileScaner.ChkFile(TempFolder + patchName))
{
LogAdd("Archive Found. Skip Download.");
}
else
{
try
{
await wc.DownloadFileTaskAsync(new Uri(url), TempFolder + patchName);
LogAdd("Download OK.");
}
catch (WebException we)
{
Debug.LogWarning("Error WebException : " + we.Status);
FileScaner.RemoveFile(TempFolder + patchName);
return(false);
}
}
return(true);
}
/// <summary>
/// パッチをインストールします。インストール済みの場合スキップされ True が返されます。
/// </summary>
public async Task <bool> InstallPatch(Patch target)
{
int tryCount = 0;
TryAgain:
if (!await TryDownLoad(target.Url, target.PatchName))
{
if (!await TryDownLoad(target.SubUrl, target.PatchName))
{
return(false);
}
}
LogAdd("Try UnZip [" + target.PatchName + "].");
if (FileScaner.MakeDir(PatchFolder + target.PatchName))
{
try
{
ZipFile.ExtractToDirectory(TempFolder + target.PatchName, PatchFolder + target.PatchName, Encoding.UTF8);
LogAdd("UnZip OK.");
}
catch (Exception e)
{
Debug.LogWarning("Error Exception : " + e);
return(false);
}
}
else
{
int installedFileCount = FileScaner.GetCountInFolder(PatchFolder + target.PatchName);
LogAdd("Skip unpack. Installed [" + installedFileCount + "] Files.");
if (target.FileCount != 0 && target.FileCount != installedFileCount) // インストール済みの数が異なる
{
LogAdd("Different File Error. Correct [" + target.FileCount + "] Files. Try Again.");
UnInstallPatch(target);
if (tryCount == 0)
{
tryCount++;
goto TryAgain;
}
else
{
return(false);
}
}
}
InstalledPatch.Add(target);
return(true);
}