public override IAsyncOperation <BaseStorageFile> CopyAsync(IStorageFolder destinationFolder, string desiredNewName, NameCollisionOption option)
{
return(AsyncInfo.Run <BaseStorageFile>(async(cancellationToken) =>
{
var hFile = NativeFileOperationsHelper.OpenFileForRead(ContainerPath);
if (hFile.IsInvalid)
{
return null;
}
using (ZipFile zipFile = new ZipFile(new FileStream(hFile, FileAccess.Read)))
{
zipFile.IsStreamOwner = true;
var znt = new ZipNameTransform(ContainerPath);
var entry = zipFile.GetEntry(znt.TransformFile(Path));
if (entry != null)
{
var destFolder = destinationFolder.AsBaseStorageFolder();
var destFile = await destFolder.CreateFileAsync(desiredNewName, option.Convert());
using (var inStream = zipFile.GetInputStream(entry))
using (var outStream = await destFile.OpenStreamForWriteAsync())
{
await inStream.CopyToAsync(outStream);
await outStream.FlushAsync();
}
return destFile;
}
return null;
}
}));
}
public override IAsyncOperation <BaseStorageFile> CopyAsync(IStorageFolder destinationFolder, string desiredNewName, NameCollisionOption option)
{
return(AsyncInfo.Run(async(cancellationToken) =>
{
using var ftpClient = new FtpClient();
ftpClient.Host = FtpHelpers.GetFtpHost(Path);
ftpClient.Port = FtpHelpers.GetFtpPort(Path);
ftpClient.Credentials = FtpManager.Credentials.Get(ftpClient.Host, FtpManager.Anonymous);
if (!await ftpClient.EnsureConnectedAsync())
{
return null;
}
BaseStorageFolder destFolder = destinationFolder.AsBaseStorageFolder();
BaseStorageFile file = await destFolder.CreateFileAsync(desiredNewName, option.Convert());
var stream = await file.OpenStreamForWriteAsync();
if (await ftpClient.DownloadAsync(stream, FtpPath, token: cancellationToken))
{
return file;
}
return null;
}));
}
public override IAsyncOperation <BaseStorageFile> CopyAsync(IStorageFolder destinationFolder, string desiredNewName, NameCollisionOption option)
{
return(AsyncInfo.Run <BaseStorageFile>(async(cancellationToken) =>
{
var destFolder = destinationFolder.AsBaseStorageFolder(); // Avoid calling IStorageFolder method
var destFile = await destFolder.CreateFileAsync(desiredNewName, option.Convert());
using (var inStream = await this.OpenStreamForReadAsync())
using (var outStream = await destFile.OpenStreamForWriteAsync())
{
await inStream.CopyToAsync(outStream);
await outStream.FlushAsync();
}
return destFile;
}));
}
public override IAsyncOperation <BaseStorageFile> CopyAsync(IStorageFolder destinationFolder, string desiredNewName, NameCollisionOption option)
{
return(AsyncInfo.Run(async(cancellationToken) =>
{
using var ftpClient = GetFtpClient();
if (!await ftpClient.EnsureConnectedAsync())
{
return null;
}
BaseStorageFolder destFolder = destinationFolder.AsBaseStorageFolder();
BaseStorageFile file = await destFolder.CreateFileAsync(desiredNewName, option.Convert());
var stream = await file.OpenStreamForWriteAsync();
return await ftpClient.DownloadAsync(stream, FtpPath, token: cancellationToken) ? file : null;
}));
}
public override IAsyncOperation <BaseStorageFile> CopyAsync(IStorageFolder destinationFolder, string desiredNewName, NameCollisionOption option)
{
return(AsyncInfo.Run <BaseStorageFile>(async(cancellationToken) =>
{
var destFolder = destinationFolder.AsBaseStorageFolder(); // Avoid calling IStorageFolder method
if (destFolder is SystemStorageFolder sysFolder)
{
// File created by CreateFileAsync will get immediately deleted on MTP?! (#7206)
return await File.CopyAsync(sysFolder.Folder, desiredNewName, option);
}
var destFile = await destFolder.CreateFileAsync(desiredNewName, option.Convert());
using (var inStream = await this.OpenStreamForReadAsync())
using (var outStream = await destFile.OpenStreamForWriteAsync())
{
await inStream.CopyToAsync(outStream);
await outStream.FlushAsync();
}
return destFile;
}));
}
