public async Task DeleteFileTwice()
{
// Arrange
IFolder folder = TestFileSystem.LocalStorage;
string fileName = "fileToDeleteTwice.txt";
IFile file = await folder.CreateFileAsync(fileName, CreationCollisionOption.FailIfExists);
await file.DeleteAsync();
// Act & Assert
await ExceptionAssert.ThrowsAsync <IOException>(async() => { await file.DeleteAsync(); });
}
/// <summary>
/// This will be automatically called when destructor is called, but apps can choose to call it earlier
/// </summary>
public async void Dispose()
{
try
{
if (_disposed)
{
return;
}
_disposed = true;
await _file.DeleteAsync();
}
catch { }
}
async Task FileTest()
{
Log("FileTest Begin");
byte[] data = new byte[128 * 1024 * 1024];
Random rng = new Random();
rng.NextBytes(data);
Log("FileTest Data Ready To Write");
try
{
var folder = FileSystem.Current.LocalStorage;
IFile file = await folder.CreateFileAsync("data.txt", CreationCollisionOption.ReplaceExisting);
using (var fileHandler = await file.OpenAsync(FileAccess.ReadAndWrite))
{
await fileHandler.WriteAsync(data, 0, data.Length);
}
await file.DeleteAsync();
}
catch (Exception e)
{
Log("FileTest Error: " + e);
}
Log("FileTest Complete");
}
async Task NetworkTest()
{
Log("NetworkTest Begin");
var folder = FileSystem.Current.LocalStorage;
IFile file = await folder.CreateFileAsync("network.txt", CreationCollisionOption.ReplaceExisting);
try
{
string random = Guid.NewGuid().ToString();
Uri url = new Uri("https://dl.dropboxusercontent.com/u/4053974/teamviewer_linux_x64.deb?foo=" + random);
var client = new HttpClient();
using (var fileHandler = await file.OpenAsync(FileAccess.ReadAndWrite))
{
var httpResponse = await client.GetAsync(url);
byte[] dataBuffer = await httpResponse.Content.ReadAsByteArrayAsync();
await fileHandler.WriteAsync(dataBuffer, 0, dataBuffer.Length);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
await file.DeleteAsync();
}
Log("NetworkTest Complete");
}
public async static void deleteMediaAsync(AbMediaContent media)
{
//Asynchronously remove media from other cards
var removeCardMediaTask = Task.Run(() => FSManager.removeMediaFromCards(media));
//Make sure media wasn't imported. If not delete its file
if (media.filePath.Contains(FilePaths.rootPath))
{
IFile mediaFile = await FileSystem.Current.GetFileFromPathAsync(media.filePath);
await mediaFile.DeleteAsync();
}
//Remove from relevant MediaManager data structures
allMedia.Remove(media);
DayMediaObservableCollection dayCollection;
allMediaDict.TryGetValue(media.creationTime.Date, out dayCollection);
if (dayCollection != null)
{
dayCollection.removeMedia(media);
}
//Remove empty days
if (dayCollection.Count == 0)
{
allMediaDict.Remove(media.creationTime.Date);
allMediaCollection.Remove(dayCollection);
}
//Wait for card media removal task to complete
await removeCardMediaTask;
}
public async void OnClose()
{
counting = false;
Debug.WriteLine("disappear");
if (userClocks.Count > 0)
{
Debug.WriteLine("saving");
IFolder folder = FileSystem.Current.LocalStorage;
folder = await folder.CreateFolderAsync(IntClockStorage.FolderName,
CreationCollisionOption.OpenIfExists);
IFile file = await folder.CreateFileAsync(IntClockStorage.UserClocksFileName,
CreationCollisionOption.ReplaceExisting);
string clocksJson = JsonConvert.SerializeObject(userClocks, Formatting.Indented);
await file.WriteAllTextAsync(clocksJson);
}
else
{
IFolder folder = FileSystem.Current.LocalStorage;
folder = await folder.CreateFolderAsync(IntClockStorage.FolderName,
CreationCollisionOption.OpenIfExists);
ExistenceCheckResult fileExists = await folder.CheckExistsAsync(IntClockStorage.UserClocksFileName);
//Check if clocks file exists
if (fileExists == ExistenceCheckResult.FileExists)
{
Debug.WriteLine("deleting");
IFile file = await folder.GetFileAsync(IntClockStorage.UserClocksFileName);
await file.DeleteAsync();
}
}
}
public async Task LoadGame()
{
IFolder folder = FileSystem.Current.LocalStorage;
ExistenceCheckResult gameExists = await folder.CheckExistsAsync(GAME_STATE_FILENAME);
if (gameExists == ExistenceCheckResult.FileExists)
{
IFile file = await folder.GetFileAsync(GAME_STATE_FILENAME);
var serializedGame = await file.ReadAllTextAsync();
if (serializedGame != null)
{
try
{
var gameState = JsonConvert.DeserializeObject <GameModel>(serializedGame);
_gameState.SetGame(gameState);
_gameService.PushGame();
}
catch (Exception e)
{
await file.DeleteAsync();
}
}
}
}
private static async Task <bool> download(string url, string fileName)
{
IFile file = null;
try
{
var client = new HttpClient();
var data = await client.GetByteArrayAsync(url);
var fileNamePaths = fileName.Split('\\');
fileName = fileNamePaths[fileNamePaths.Length - 1];
file = await FileSystem.Current.LocalStorage.CreateFileAsync(fileName,
CreationCollisionOption.ReplaceExisting);
using (var fileStream = await file.OpenAsync(PCLStorage.FileAccess.ReadAndWrite))
{
fileStream.Write(data, 0, data.Length);
}
return(true);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
if (file != null)
{
await file.DeleteAsync();
}
return(false);
}
private void OnDelete(object sender, EventArgs e)
{
var selected = (MenuItem)sender;
var selectedFile = selected.CommandParameter as IFile;
Device.BeginInvokeOnMainThread(async() =>
{
bool answer = await DisplayAlert("Delete File", "Do you want to delete " + selectedFile.Name + " ?", "Yes", "No");
if (answer)
{
IFolder folder = FileSystem.Current.LocalStorage;
String folderName = "receipt";
ExistenceCheckResult exist = await folder.CheckExistsAsync(folderName);
if (exist == ExistenceCheckResult.FolderExists)
{
IFile file = await folder.GetFileAsync(selectedFile.Name);
// Act
await file.DeleteAsync();
IList <IFile> files = await folder.GetFilesAsync();
pdfListView.ItemsSource = files;
}
}
});
}
public async Task <bool> RemoveFromFileAsync()
{
try
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder folder = await rootFolder.CreateFolderAsync("Lists", CreationCollisionOption.OpenIfExists);
string validName = Name;
foreach (char c in System.IO.Path.GetInvalidFileNameChars())
{
validName = validName.Replace(c, '_');
}
IFile file = await folder.CreateFileAsync(validName, CreationCollisionOption.OpenIfExists);
await file.DeleteAsync();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
// TODO notify to MatnaPage (DisplayAlert?)
return(false);
}
return(true);
}
public async Task UploadResponsedSurveys()
{
folder = FileSystem.Current.LocalStorage;
if (!CheckNetwork.Check_Connectivity())
{
return;
}
List <Survey> surveys = new List <Survey>();
ExistenceCheckResult result = await folder.CheckExistsAsync("ShareResponsedSurveys");
if (result == ExistenceCheckResult.FolderExists)
{
folder = await folder.CreateFolderAsync("ShareResponsedSurveys", CreationCollisionOption.OpenIfExists);
file = await folder.CreateFileAsync("ShareResponsedSurveys", CreationCollisionOption.OpenIfExists);
string Content = await file.ReadAllTextAsync();
if (String.IsNullOrEmpty(Content) || String.IsNullOrWhiteSpace(Content))
{
return;
}
surveys = Serializable_Survey.deserialize(Content).ToList();
foreach (Survey S in surveys)
{
SurveysServices S_S = new SurveysServices();
S_S.Set_UrlApi("ShareResponsedSurveys/");
await S_S.PostSurveysAsync(S);
}
file = await folder.GetFileAsync("ShareResponsedSurveys");
await file.DeleteAsync();
}
}
public async void ClearStorage()
{
var folder = await CreateFolder();
if (folder == null)
{
return;
}
ExistenceCheckResult isFileExisting = await folder.CheckExistsAsync(FileName);
if (isFileExisting != ExistenceCheckResult.NotFound)
{
try
{
IFile file = await folder.CreateFileAsync(FileName, CreationCollisionOption.OpenIfExists);
await file.DeleteAsync();
}
catch (Exception ex)
{
return;
}
}
}
public static async Task DeleteFileIfExistsAsync(string fileName)
{
try
{
#if UWP
var folder = ApplicationData.Current.LocalFolder;
var file = await folder.TryGetFileAsync(fileName);
if (file != null)
{
await file.DeleteAsync(StorageDeleteOption.PermanentDelete);
}
#else
IFolder folder = FileSystem.Current.LocalStorage;
IFile file = await folder.GetFileAsync(fileName);
if (file != null)
{
await file.DeleteAsync();
}
#endif
}
catch (Exception ex)
{
Debug.WriteLine(ex);
}
}
public async Task DeleteTextFile()
{
// arrange
CloudBlobClient client = _azureStorageResource.CreateBlobClient();
string containerName = Guid.NewGuid().ToString("N");
await client.GetContainerReference(containerName).CreateIfNotExistsAsync();
var storage = new FileStorage(client, containerName);
IFileContainer container = await storage.CreateContainerAsync("abc");
await container.CreateTextFileAsync("def", "ghi");
IListBlobItem item = client.GetContainerReference(containerName)
.GetDirectoryReference("abc")
.ListBlobs()
.SingleOrDefault();
Assert.NotNull(item);
// act
IFile file = await container.GetFileAsync("def");
await file.DeleteAsync();
// assert
Assert.False(client.GetContainerReference(containerName)
.GetDirectoryReference("abc")
.ListBlobs()
.Any());
}
public async Task MoveFile_GenerateUniqueName()
{
// Arrange
IFolder folder = TestFileSystem.LocalStorage;
string fileName1 = "file1.txt";
string fileName2 = "file2.txt";
IFile file1 = await folder.CreateFileAsync(fileName1, CreationCollisionOption.FailIfExists);
IFile file2 = await folder.CreateFileAsync(fileName2, CreationCollisionOption.FailIfExists);
// Act
await file1.MoveAsync(Path.Combine(folder.Path, fileName2), NameCollisionOption.GenerateUniqueName);
// Assert
string file1NameWithoutExtension = file1.Name.Substring(0, file1.Name.IndexOf('.'));
string fileName2WithoutExtension = fileName2.Substring(0, fileName2.IndexOf('.'));
Assert.IsTrue(file1NameWithoutExtension.StartsWith(fileName2WithoutExtension, StringComparison.CurrentCulture));
Assert.IsFalse(file1NameWithoutExtension.Equals(fileName2WithoutExtension));
IList <IFile> files = await folder.GetFilesAsync();
Assert.IsFalse(files.Any(f => f.Name == fileName1));
Assert.IsTrue(files.Any(f => f.Name == fileName2));
Assert.IsTrue(files.Any(f => f.Name == file1.Name));
// Cleanup
await file1.DeleteAsync();
await file2.DeleteAsync();
}
public async Task RenameFile_GenerateUniqueName()
{
// Arrange
IFolder folder = TestFileSystem.LocalStorage;
string fileName1 = "file1.txt";
string fileName2 = "file2.txt";
string fileName1_renamed = "file2 (2).txt";
IFile file1 = await folder.CreateFileAsync(fileName1, CreationCollisionOption.FailIfExists);
IFile file2 = await folder.CreateFileAsync(fileName2, CreationCollisionOption.FailIfExists);
// Act
await file1.RenameAsync(fileName2, NameCollisionOption.GenerateUniqueName);
// Assert
Assert.AreEqual(fileName1_renamed, file1.Name);
IList <IFile> files = await folder.GetFilesAsync();
Assert.IsFalse(files.Any(f => f.Name == fileName1));
Assert.IsTrue(files.Any(f => f.Name == fileName2));
Assert.IsTrue(files.Any(f => f.Name == fileName1_renamed));
// Cleanup
await file1.DeleteAsync();
await file2.DeleteAsync();
}
public async Task MoveFile_FailIfExists()
{
// Arrange
IFolder folder = TestFileSystem.LocalStorage;
string originalFileName = "fileToMove.txt";
string movedFile = "movedFile.txt";
IFile file = await folder.CreateFileAsync(originalFileName, CreationCollisionOption.FailIfExists);
IFile existingFile = await folder.CreateFileAsync(movedFile, CreationCollisionOption.FailIfExists);
// Act & Assert
await Assert.ThrowsExceptionAsync <IOException>(async() => await file.MoveAsync(Path.Combine(folder.Path, movedFile), NameCollisionOption.FailIfExists));
Assert.AreEqual(originalFileName, file.Name);
IList <IFile> files = await folder.GetFilesAsync();
Assert.IsTrue(files.Any(f => f.Name == movedFile));
Assert.IsTrue(files.Any(f => f.Name == originalFileName));
// Cleanup
await file.DeleteAsync();
await existingFile.DeleteAsync();
}
public async Task <string> GetGameId()
{
IFolder folder = FileSystem.Current.LocalStorage;
ExistenceCheckResult fileExists = await folder.CheckExistsAsync(GAME_STATE_FILENAME);
if (fileExists == ExistenceCheckResult.FileExists)
{
IFile file = await folder.GetFileAsync(GAME_STATE_FILENAME);
var serializedGame = await file.ReadAllTextAsync();
if (serializedGame != null)
{
try
{
var gameState = JsonConvert.DeserializeObject <GameModel>(serializedGame);
if (gameState != null)
{
return(gameState.GameId);
}
}
catch (Exception e)
{
await file.DeleteAsync();
}
}
}
return(null);
}
private async Task DeleteFilesAsync(string[] files)
{
foreach (string file in files)
{
await fileDriver.DeleteAsync(file);
}
}
public async void DeleteFile(string filename)
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFile file = await rootFolder.GetFileAsync(filename);
await file.DeleteAsync();
}
public async Task WriteFileStats()
{
IFolder folder = TestFileSystem.LocalStorage;
var dateTime = DateTime.Parse("1.1.2000");
string fileName = "redfilestats";
string fileExtension = ".txt";
IFile file = await folder.CreateFileAsync(fileName + fileExtension, CreationCollisionOption.ReplaceExisting);
await file.SetCreationTime(dateTime);
await file.SetLastWriteTime(dateTime);
await file.SetLastAccessTime(dateTime);
var stats = await file.GetFileStats();
Assert.AreEqual(0, stats.Length);
Assert.AreEqual(fileName + fileExtension, stats.Name);
Assert.AreEqual(fileExtension, stats.Extension);
Assert.AreEqual(dateTime, stats.CreationTime);
Assert.AreEqual(dateTime, stats.LastWriteTime);
Assert.AreEqual(dateTime, stats.LastAccessTime);
await file.DeleteAsync();
}
public async Task RenameFile_FailIfExists()
{
// Arrange
IFolder folder = TestFileSystem.LocalStorage;
string originalFileName = "fileToRename.txt";
string renamedFile = "renamedFile.txt";
IFile file = await folder.CreateFileAsync(originalFileName, CreationCollisionOption.FailIfExists);
IFile existingFile = await folder.CreateFileAsync(renamedFile, CreationCollisionOption.FailIfExists);
// Act & Assert
await ExceptionAssert.ThrowsAsync <IOException>(async() => await file.RenameAsync(renamedFile, NameCollisionOption.FailIfExists));
Assert.AreEqual(originalFileName, file.Name);
var files = await folder.GetFilesAsync();
Assert.IsTrue(files.Any(f => f.Name == renamedFile));
Assert.IsTrue(files.Any(f => f.Name == originalFileName));
// Cleanup
await file.DeleteAsync();
await existingFile.DeleteAsync();
}
//Delete File
async void DeleteFile(object sender, EventArgs e)
{
var Entry = EntDeleteFile;
// Alert, if no File Name
if (Entry.Text == null)
{
await DisplayAlert("Delete File", "Input File Name!", "OK");
return;
}
// Delete File entered in EntDeleteSubFolder
var fileExists = await rootFolder.CheckExistsAsync(Entry.Text);
if (fileExists != ExistenceCheckResult.FileExists)
{
await DisplayAlert("Delete File", Entry.Text + " doesn't exist", "OK");
return;
}
IFile file = await rootFolder.GetFileAsync(Entry.Text);
await file.DeleteAsync();
await DisplayAlert("Delete File", Entry.Text + " has been deleted!", "OK");
}
static async Task <bool> download(string url, string fileName)
{
IFile file = null;
try{
var client = new HttpClient();
var data = await client.GetByteArrayAsync(url);
file = await folder.CreateFileAsync(fileName,
CreationCollisionOption.ReplaceExisting);
using (var fileStream = await file.OpenAsync(FileAccess.ReadAndWrite)){
fileStream.Write(data, 0, data.Length);
}
return(true);
}
catch (Exception ex) {
Debug.WriteLine(ex);
}
if (file != null)
{
await file.DeleteAsync();
}
return(false);
}
public async Task DeleteFile(string id)
{
var client = await EnsureClientCreated();
IFile file = await client.Files.GetById(id).ToFile().ExecuteAsync();
await file.DeleteAsync();
}
public void Disconnect()
{
try
{
_file.DeleteAsync().Wait();
}
catch {}
}
public void Disconnect()
{
try
{
_file.DeleteAsync().Wait();
FileCache.Current.Reset();
}
catch {}
}
/// <summary>
/// Deletes Favorited File if exists.
/// </summary>
/// <param name="fileName"></param>
/// <returns></returns>
public async Task DeleteFavoritesFile(string fileName)
{
if ((await folder.CheckExistsAsync(fileName)) == ExistenceCheckResult.FileExists)
{
IFile file = await folder.GetFileAsync(fileName);
await file.DeleteAsync();
}
}
public async void DeleteImg(string imgName)
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder scanned = await rootFolder.GetFolderAsync("Scanned");
IFile imgToDelete = await scanned.GetFileAsync(imgName);
await imgToDelete.DeleteAsync();
}
public async Task RemoveVideoFile(string filename)
{
IFolder rootFolder = FileSystem.Current.LocalStorage;
IFolder folder = await rootFolder.CreateFolderAsync(AppFolder, CreationCollisionOption.OpenIfExists);
IFile file = await folder.GetFileAsync(filename);
await file.DeleteAsync();
}
