public void DownloadFile(string url, string folder, string courseid)
{
CourseID = courseid;
string pathToNewFolder = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments), folder);
Directory.CreateDirectory(pathToNewFolder);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadProgressChanged += new DownloadProgressChangedEventHandler(DownloadProgressCallback);
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName("CoursePackage.zip"));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
Crashes.TrackError(ex);
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(ex.Message, false));
}
}
}
public void DownloadFile(string url, string folder)
{
string pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, folder);
Directory.CreateDirectory(pathToNewFolder);
int count = 1;
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
webClient.DownloadProgressChanged += new DownloadProgressChangedEventHandler(ProgressChange);
pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
while (File.Exists(pathToNewFile))
{
string tempFileName = string.Format("{0}({1})", Path.GetFileNameWithoutExtension(url), count++);
pathToNewFile = Path.Combine(pathToNewFolder, tempFileName + Path.GetExtension(url));
}
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, pathToNewFile));
}
}
}
public void DownloadFile(string url, string folder, string FileName)
{
var pathToNewFolder = Path.Combine(MainActivity.mainActivity.GetExternalFilesDir(null).AbsolutePath, folder);
if (!Directory.Exists(pathToNewFolder))
{
Directory.CreateDirectory(pathToNewFolder);
}
string filePath = Path.Combine(pathToNewFolder, FileName);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, FileName);
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
public void DownloadFile()
{
string url = _urls.Dequeue();
string folder = _folders.Dequeue();
string pathToNewFolder = Path.Combine(path1: System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments), path2: "..", path3: "Library", path4: folder);
if (Directory.Exists(pathToNewFolder)) //bible 폴더가 존재하는 경우
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false)); // 이미 존재하므로 file download 불가능
return;
}
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
public void DownloadFile(string url, string folder)
{
pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, folder);
//var path = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal), dbName);
pathToNewFolder = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal), folder);
//Constans.myZipPath = pathToNewFolder;
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
zipFileMentett = Path.GetFileName(url);
}
catch (Exception ex)
{
Constans.exception = ex;
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, zipFileMentett));
}
}
}
public void DownloadFile(string url, string folder)
{
var IsPermissionGranted = CheckPermission();
if (IsPermissionGranted == false)
{
RequestPermission();
return;
}
try
{
string fileName = "smeta_" + DateTime.Now.ToString("dd_MM_yy") + ".pdf";
Request request = new Request(Android.Net.Uri.Parse(url));
// Store to common external storage:
request.SetDestinationInExternalPublicDir(Android.OS.Environment.DirectoryDownloads, fileName);
request.SetNotificationVisibility(DownloadVisibility.VisibleNotifyCompleted);
request.SetDescription(fileName);
request.SetTitle(fileName);
DownloadManager dm = (DownloadManager)Android.App.Application.Context.GetSystemService(Android.Content.Context.DownloadService);
var enqueue = dm.Enqueue(request);
}
catch (Exception)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
public void DownloadFile(string url)
{
pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, "Pictures", "Screenshots");
try
{
urlGet = url;
using (WebClient webClient = new WebClient())
{
webClient.OpenRead(url);
double totalBytes = Convert.ToDouble(webClient.ResponseHeaders["Content-Length"]);
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
webClient.DownloadProgressChanged += (o, e) =>
{
double bytesIn = e.BytesReceived;
double percentage = ((bytesIn / totalBytes) * 100);
MessagingCenter.Send <App, string>((App)Xamarin.Forms.Application.Current, "downloadUpdateProgress", Math.Truncate(percentage).ToString());
};
fileName = Path.GetFileName(url);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
public void DownloadFile(string url, string folder)
{
try
{
string pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, folder);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
count++;
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
string error = ex.Message;
}
}
catch (Exception ex)
{
string error = ex.Message;
}
}
public void DownloadFile(string url, string folder, string fileName)
{
try
{
string newFolderPath = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, folder);
Directory.CreateDirectory(newFolderPath);
using (WebClient client = new WebClient())
{
client.DownloadFileCompleted += FileDownloadCompleted;
filePath = Path.Combine(newFolderPath, fileName);
if (!File.Exists(filePath))
{
client.DownloadFileAsync(new Uri(url), filePath);
}
else
{
OnFileDownloaded?.Invoke(this, new DownloadEventArgs(true, filePath));
}
}
}
catch (Exception)
{
OnFileDownloaded?.Invoke(this, new DownloadEventArgs(false, null));
}
}
public void DownloadFile(string url, string data, string name)
{
string pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, "QualityLift Images");
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, name);
if (data != "No data")
{
using (FileStream file = new FileStream(pathToNewFile, FileMode.Create, FileAccess.Write))
{
byte[] d = Convert.FromBase64String(data);
file.Write(d, 0, d.Length);
OnFileDownloaded?.Invoke(this, new DownloadEventArgs(true));
}
}
else
{
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
}
catch (Exception)
{
OnFileDownloaded?.Invoke(this, new DownloadEventArgs(false));
}
}
void Downloader_OnFileDownloaded(object sender, DownloadEventArgs e)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, e);
}
}
private void BtnDownloadSound_Click(object sender, RoutedEventArgs e)
{
string filePath = @"C:\tmp\" + _sample.Name;
var fileStream = new FileStream(filePath, FileMode.Create, FileAccess.Write);
_sample.Download().CopyTo(fileStream);
fileStream.Flush();
fileStream.Dispose();
OnFileDownloaded?.Invoke(filePath);
}
private void Unzip()
{
string pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, "TCLMS/Temp/CoursePackage.zip");
string newFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, "TCLMS/Courses/" + CourseID);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName("CoursePackage.zip"));
ZipFile zf = null;
FileStream fs = File.OpenRead(pathToNewFolder);
zf = new ZipFile(fs);
foreach (ZipEntry zipEntry in zf)
{
String entryFileName = zipEntry.Name;
// to remove the folder from the entry:- entryFileName = Path.GetFileName(entryFileName);
// Optionally match entrynames against a selection list here to skip as desired.
// The unpacked length is available in the zipEntry.Size property.
byte[] buffer = new byte[4096]; // 4K is optimum
Stream zipStream = zf.GetInputStream(zipEntry);
// Manipulate the output filename here as desired.
String fullZipToPath = Path.Combine(newFolder, entryFileName);
string directoryName = Path.GetDirectoryName(fullZipToPath);
if (directoryName.Length > 0)
{
Directory.CreateDirectory(directoryName);
}
// Unzip file in buffered chunks. This is just as fast as unpacking to a buffer the full size
// of the file, but does not waste memory.
// The "using" will close the stream even if an exception occurs.
try
{
using (FileStream streamWriter = File.Create(fullZipToPath))
{
StreamUtils.Copy(zipStream, streamWriter, buffer);
}
}
catch (Exception ex) {
Crashes.TrackError(ex);
}
}
File.Delete(pathToNewFolder);
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs("Course Downloaded", true, CourseID));
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(e.Error.Message, false));
}
}
else
{
Unzip();
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, ""));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true, pathToNewFolder));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, e.Error.Message));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true, "File downloaded successfull"));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, zipFileMentett));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true, zipFileMentett));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
App.Current.MainPage.DisplayAlert("Error", e.Error.Message, "Ok");
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
else
{
System.Diagnostics.Debug.WriteLine(e.Error);
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true));
}
}
}
public void DownloadFile(string url, string folder)
{
pathToNewFolder = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Personal), folder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, ""));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, zipFileMentett));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true, zipFileMentett));
}
//Constans.ExtractZipFile(pathToNewFolder + "/" + zipFileMentett, null, pathToNewFolder);
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
var webClient = sender as WebClient;
var fileName = webClient.Headers.Get("PrivateFileName");
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, fileName));
}
}
else
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true, fileName));
}
}
}
public void DownloadFile(string url, string folder)
{
string pathToNewFolder = Path.Combine(StorageDirectory, folder);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(DownloadCompleted);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName(url));
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception exp)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
private void WC_DownloadDataCompleted(object sender, DownloadDataCompletedEventArgs e)
{
try
{
int fileIndex = (int)sender;
File.WriteAllBytes(updateDir + updInfo.FilePath[fileIndex], e.Result);
OnFileDownloaded?.Invoke(updInfo.FilePath[fileIndex]);
lock (thislock)
{
wipCount--;
if (wipCount == 0)
{
OnUpdateDone?.Invoke();
}
}
}
catch (Exception ex)
{
OnExceptionRaised?.Invoke(ex);
}
}
public void DownloadFile(string url, string folder)
{
string pathToNewFolder = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.Personal), folder);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += new AsyncCompletedEventHandler(Completed);
string pathToNewFile = Path.Combine(pathToNewFolder, "com.companyname.TestZXing.apk");
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
else
{
if (OnFileDownloaded != null && !_urls.Any())
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true));
}
else if (OnFileDownloaded != null)
{
DownloadFile();
}
}
}
public async Task Sync(bool restore = false, bool reloadAll = false)
{
if (Status == FileDownloadStatus.InProgress)
{
return;
}
cts = new CancellationTokenSource();
Status = FileDownloadStatus.InProgress;
files = await GetUrlListAsync(restore, reloadAll);
OnFileListLoaded?.Invoke(files);
await files
.Where(x => x.DownloadStatus != FileDownloadStatus.Done)
.ForEachAsyncConcurrent(async x =>
{
await _fileDownloader.Download(x, cts.Token, (f) => { OnFileDownloaded?.Invoke(); });
}, NumberOfTasks);
Status = cts.IsCancellationRequested
? FileDownloadStatus.Cancelled
: FileDownloadStatus.Done;
await SaveFileList(files);
var filesToDelete =
(from fileName in new DirectoryInfo(_fileService.FilesDir).GetFiles().Select(x => x.Name).ToArray()
from f in files.Where(x => x.Name == fileName && x.DownloadStatus == FileDownloadStatus.Done).DefaultIfEmpty()
where f == null
select fileName).ToArray();
foreach (var fileName in filesToDelete)
{
_fileService.DeleteFile(fileName);
}
OnAllFilesDownloaded?.Invoke();
}
private void OnDownloadCompleted(bool hasError, string filePath, ActionFileDownload action, object data, bool isSlient)
{
var fileSaved = !hasError;
if (hasError)
{
if (!isSlient)
{
UserDialogs.Instance.Alert("Download Error");
}
}
else
{
// TODO do open file here
switch (action)
{
case ActionFileDownload.Open:
FileService.OpenFile(filePath);
break;
case ActionFileDownload.Download:
UserDialogs.Instance.Toast("File is Downloaded");
var notification = new Plugin.LocalNotification.NotificationRequest
{
NotificationId = 101,
Title = "An item has downloaded ",
Description = "Click to view more detail",
ReturningData = filePath
};
NotificationCenter.Current.Show(notification);
break;
}
}
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(fileSaved, filePath, data));
}
}
private void Completed(object sender, AsyncCompletedEventArgs e)
{
try
{
if (e.Error != null)
{
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false));
}
}
else
{
MessagingCenter.Send <App, string>((App)Xamarin.Forms.Application.Current, "downloadComplete", "true");
StrictMode.VmPolicy.Builder builder = new StrictMode.VmPolicy.Builder();
StrictMode.SetVmPolicy(builder.Build());
Java.IO.File file = new Java.IO.File(pathToNewFolder, Path.GetFileName(urlGet));
string extension = MimeTypeMap.GetFileExtensionFromUrl(Android.Net.Uri.FromFile(file).ToString());
string mimeType = MimeTypeMap.Singleton.GetMimeTypeFromExtension(extension);
Intent intent = new Intent(Intent.ActionView);
intent.SetFlags(ActivityFlags.ClearTop | ActivityFlags.NewTask);
intent.SetDataAndType(Android.Net.Uri.FromFile(file), "application/vnd.android.package-archive");
intent.AddFlags(ActivityFlags.GrantReadUriPermission);
Forms.Context.StartActivity(Intent.CreateChooser(intent, "Your title"));
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(true));
}
}
}
catch (Exception ex)
{
System.Console.WriteLine(ex.Message);
}
}
public void DownloadFile(string url, string folder, string fileName)
{
string pathToNewFolder = Path.Combine(Android.OS.Environment.ExternalStorageDirectory.AbsolutePath, folder);
Directory.CreateDirectory(pathToNewFolder);
try
{
WebClient webClient = new WebClient();
webClient.DownloadFileCompleted += Completed;
webClient.Headers.Add("PrivateFileName", fileName);
string pathToNewFile = Path.Combine(pathToNewFolder, fileName);
webClient.DownloadFileAsync(new Uri(url), pathToNewFile);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine($"Error on file download: {ex}");
if (OnFileDownloaded != null)
{
OnFileDownloaded.Invoke(this, new DownloadEventArgs(false, fileName));
}
}
}
