private async void Save_Click(object sender, RoutedEventArgs e)
{
try
{
if (await FileSystemStorageItemBase.CreateAsync(TextFile.Path, StorageItemTypes.File, CreateOption.ReplaceExisting) is FileSystemStorageFile File)
{
using (FileStream Stream = await File.GetFileStreamFromFileAsync(AccessMode.Write))
using (StreamWriter Writer = new StreamWriter(Stream, SaveEncoding))
{
await Writer.WriteAsync(EditText.Text);
}
}
else
{
throw new FileNotFoundException();
}
}
catch (Exception ex)
{
LogTracer.Log(ex, "Could not save the content to file");
QueueContentDialog Dialog = new QueueContentDialog
{
Title = Globalization.GetString("Common_Dialog_ErrorTitle"),
Content = Globalization.GetString("QueueDialog_CouldReadWriteFile_Content"),
CloseButtonText = Globalization.GetString("Common_Dialog_CloseButton")
};
await Dialog.ShowAsync();
}
finally
{
Frame.GoBack();
}
}
private async void ContentDialog_PrimaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)
{
var Deferral = args.GetDeferral();
try
{
if (CurrentEncoding == null)
{
args.Cancel = true;
InvalidTip.IsOpen = true;
}
else if (await FileSystemStorageItemBase.OpenAsync(ExtractLocation) is not FileSystemStorageFolder)
{
if (await FileSystemStorageItemBase.CheckExistAsync(ExtractLocation) == false)
{
await FileSystemStorageItemBase.CreateAsync(ExtractLocation, StorageItemTypes.Folder, CreateOption.OpenIfExist).ConfigureAwait(false);
}
else
{
args.Cancel = true;
}
}
}
catch (Exception ex)
{
LogTracer.Log(ex);
}
finally
{
Deferral.Complete();
}
}
private async Task LoadSecureFile()
{
IsNewStart = false;
SecureCollection.Clear();
Retry:
string SecureAreaFolderPath;
if (ApplicationData.Current.LocalSettings.Values.TryGetValue("SecureAreaStorageLocation", out object SPath))
{
SecureAreaFolderPath = Convert.ToString(SPath);
}
else
{
SecureAreaFolderPath = DefaultSecureAreaFolderPath;
ApplicationData.Current.LocalSettings.Values["SecureAreaStorageLocation"] = DefaultSecureAreaFolderPath;
}
FileSystemStorageItemBase SItem;
if (SecureAreaFolderPath.Equals(DefaultSecureAreaFolderPath, StringComparison.OrdinalIgnoreCase))
{
SItem = await FileSystemStorageItemBase.CreateAsync(SecureAreaFolderPath, StorageItemTypes.Folder, CreateOption.OpenIfExist);
}
else
{
SItem = await FileSystemStorageItemBase.OpenAsync(SecureAreaFolderPath);
}
if (SItem is FileSystemStorageFolder SFolder)
{
SecureFolder = SFolder;
SecureCollection.AddRange((await SecureFolder.GetChildItemsAsync(false, false, Filter: ItemFilters.File, AdvanceFilter: (Name) => Path.GetExtension(Name).Equals(".sle", StringComparison.OrdinalIgnoreCase))).Cast <FileSystemStorageFile>());
if (SecureCollection.Count == 0)
{
EmptyTips.Visibility = Visibility.Visible;
}
}
else
{
SecureAreaChangeLocationDialog Dialog = new SecureAreaChangeLocationDialog();
if (await Dialog.ShowAsync() == ContentDialogResult.Primary)
{
goto Retry;
}
else
{
Frame.GoBack();
}
}
}
private async Task LoadSecureFile()
{
IsNewStart = false;
SecureFolder = await FileSystemStorageItemBase.CreateAsync(Path.Combine(ApplicationData.Current.LocalCacheFolder.Path, "SecureFolder"), StorageItemTypes.Folder, CreateOption.OpenIfExist) as FileSystemStorageFolder;
SecureCollection.AddRange((await SecureFolder.GetChildItemsAsync(false, false, Filter: ItemFilters.File)).Cast <FileSystemStorageFile>());
if (SecureCollection.Count == 0)
{
EmptyTips.Visibility = Visibility.Visible;
}
}
private async Task LoadSecureFile()
{
IsNewStart = false;
SecureFolder = await FileSystemStorageItemBase.CreateAsync(Path.Combine(ApplicationData.Current.LocalCacheFolder.Path, "SecureFolder"), StorageItemTypes.Folder, CreateOption.OpenIfExist).ConfigureAwait(true);
foreach (SecureAreaStorageItem Item in SecureFolder.GetChildrenItems(false, ItemFilters.File))
{
SecureCollection.Add(Item);
}
if (SecureCollection.Count == 0)
{
EmptyTips.Visibility = Visibility.Visible;
}
}
private async void Save_Click(object sender, RoutedEventArgs e)
{
try
{
if (CurrentEncoding != null)
{
try
{
if (await FileSystemStorageItemBase.CreateAsync(TextFile.Path, StorageItemTypes.File, CreateOption.ReplaceExisting).ConfigureAwait(true) is FileSystemStorageItemBase Item)
{
using (FileStream Stream = Item.GetFileStreamFromFile(AccessMode.Write))
using (StreamWriter Writer = new StreamWriter(Stream, CurrentEncoding))
{
await Writer.WriteAsync(Text.Text).ConfigureAwait(true);
}
}
else
{
throw new FileNotFoundException();
}
}
catch
{
QueueContentDialog Dialog = new QueueContentDialog
{
Title = Globalization.GetString("Common_Dialog_ErrorTitle"),
Content = Globalization.GetString("QueueDialog_CouldReadWriteFile_Content"),
CloseButtonText = Globalization.GetString("Common_Dialog_CloseButton")
};
await Dialog.ShowAsync().ConfigureAwait(true);
}
Frame.GoBack();
}
else
{
InvalidTip.IsOpen = true;
}
}
catch
{
InvalidTip.IsOpen = true;
}
}
private async Task ImportFilesAsync(IEnumerable <StorageFile> FileList)
{
if (FileList.Any())
{
await ActivateLoading(true, DisplayString : Globalization.GetString("Progress_Tip_Importing"));
Cancellation = new CancellationTokenSource();
try
{
ulong TotalSize = 0;
ulong CurrentPosition = 0;
List <FileSystemStorageFile> NewFileList = new List <FileSystemStorageFile>();
foreach (StorageFile ImportFile in FileList)
{
FileSystemStorageFile File = await FileSystemStorageItemBase.CreatedByStorageItemAsync(ImportFile);
if (File != null)
{
NewFileList.Add(File);
TotalSize += File.SizeRaw;
}
}
foreach (FileSystemStorageFile OriginFile in NewFileList)
{
string EncryptedFilePath = Path.Combine(SecureFolder.Path, $"{Path.GetFileNameWithoutExtension(OriginFile.Name)}.sle");
if (await FileSystemStorageItemBase.CreateAsync(EncryptedFilePath, StorageItemTypes.File, CreateOption.GenerateUniqueName) is FileSystemStorageFile EncryptedFile)
{
using (FileStream OriginFStream = await OriginFile.GetFileStreamFromFileAsync(AccessMode.Read))
using (FileStream EncryptFStream = await EncryptedFile.GetFileStreamFromFileAsync(AccessMode.Write))
using (SLEOutputStream SLEStream = new SLEOutputStream(EncryptFStream, OriginFile.Name, AESKey, AESKeySize))
{
await OriginFStream.CopyToAsync(SLEStream, OriginFStream.Length, async (s, e) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Low, () =>
{
ProBar.IsIndeterminate = false;
ProBar.Value = Convert.ToInt32((CurrentPosition + Convert.ToUInt64(e.ProgressPercentage / 100d * OriginFile.SizeRaw)) * 100d / TotalSize);
});
}, Cancellation.Token);
CurrentPosition += OriginFile.SizeRaw;
await Dispatcher.RunAsync(CoreDispatcherPriority.Low, () =>
{
ProBar.Value = Convert.ToInt32(CurrentPosition * 100d / TotalSize);
});
}
await EncryptedFile.RefreshAsync();
SecureCollection.Add(EncryptedFile);
await OriginFile.DeleteAsync(false);
}
}
}
catch (OperationCanceledException cancelException)
{
LogTracer.Log(cancelException, "Import items to SecureArea have been cancelled");
}
catch (Exception ex)
{
LogTracer.Log(ex, "An exception was threw when importing file");
QueueContentDialog Dialog = new QueueContentDialog
{
Title = Globalization.GetString("Common_Dialog_ErrorTitle"),
Content = Globalization.GetString("QueueDialog_EncryptError_Content"),
CloseButtonText = Globalization.GetString("Common_Dialog_CloseButton")
};
_ = await Dialog.ShowAsync();
}
finally
{
Cancellation.Dispose();
Cancellation = null;
await ActivateLoading(false);
}
}
}