public static async Task <string> PushFile()
{
StringBuilder strBuilder = new StringBuilder();
FtpWebRequest req = (FtpWebRequest)WebRequest.Create("ftp://localhost/Program.cs");
req.Method = WebRequestMethods.Ftp.UploadFile;
req.Credentials = new NetworkCredential("s_burns", "test_password");
req.UsePassive = true;
byte[] fileBytes;
using (var reader = new StreamReader(@"Program.cs")) {
fileBytes = Encoding.ASCII.GetBytes(reader.ReadToEnd());
}
req.ContentLength = fileBytes.Length;
using (var reqStream = await req.GetRequestStreamAsync()) {
await reqStream.WriteAsync(fileBytes, 0, fileBytes.Length);
}
using (FtpWebResponse resp = (FtpWebResponse)req.GetResponse()) {
strBuilder.Append(resp.StatusDescription);
}
return(strBuilder.ToString());
}
public async Task <bool> UploadAsync(string targetFile, string sourceFile)
{
try
{
_ftp = InitailizeFTP(targetFile);
var fileContent = File.ReadAllBytes(sourceFile);
_ftp.ContentLength = fileContent.Length;
var buffLength = 2048;
var buff = new byte[buffLength];
using (var ms = new MemoryStream(fileContent))
{
int contenctLength;
using (var strm = (await _ftp.GetRequestStreamAsync()))
{
contenctLength = ms.Read(buff, 0, buffLength);
while (contenctLength > 0)
{
strm.Write(buff, 0, contenctLength);
contenctLength = ms.Read(buff, 0, buffLength);
}
}
}
return(true);
}
catch (Exception e)
{
throw new Exception(e.Message, e);
}
}
async public static Task <string> FtpUploadAsync(byte[] data, string ftpPath, string user, string password)
{
string result = string.Empty;
try
{
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(requestUriString: ftpPath);
request.Method = WebRequestMethods.Ftp.UploadFile;
request.Credentials = new NetworkCredential(userName: user, password: password);
request.ContentLength = data.Length;
using (Stream stream = await request.GetRequestStreamAsync())
{
await stream.WriteAsync(buffer : data, offset : 0, count : data.Length);
using (FtpWebResponse response = (FtpWebResponse)request.GetResponse())
{
result = response.StatusDescription;
}
}
}
catch (Exception)
{
throw;
}
return(result);
}
public override async Task Upload(string path, string name, byte[] buffer, bool allowCreateDirectory = true)
{
Exception exception = null;
bool directoryNotExist = false;
try
{
if (base.Config.Folder != "/")
{
path = base.Config.Folder + path.TrimStart('/');
}
string url = string.Format("{0}://{1}:{2}/{3}/{4}"
, base.Config.Protocol
, base.Config.Server
, base.Config.Port
, path.Trim('/')
, name
);
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(url);
request.UseBinary = true;
request.Method = WebRequestMethods.Ftp.UploadFile;
request.ContentLength = buffer.Length;
request.Credentials = new NetworkCredential(base.Config.Username, base.Config.Password);
Stream requestStream = await request.GetRequestStreamAsync();
await requestStream.WriteAsync(buffer, 0, buffer.Length);
requestStream.Close();
await request.GetResponseAsync();
return;
}
catch (WebException ex)
{
exception = ex;
FtpWebResponse response = ex.Response as FtpWebResponse;
if (response != null)
{
if (response.StatusCode == FtpStatusCode.ActionNotTakenFilenameNotAllowed)
{
// directory not exist
directoryNotExist = true;
}
}
}
if (directoryNotExist && allowCreateDirectory)
{
await CreateDir(path);
await Upload(path, name, buffer);
}
else
{
throw exception;
}
}
/// <summary>
/// Upload file to ftp server
/// </summary>
/// <param name="ftpSite"></param>
/// <param name="uploadFile"></param>
/// <param name="username"></param>
/// <param name="password"></param>
/// <returns></returns>
public async Task UploadFileAsync(Uri ftpSite, string uploadFile, string username, string password)
{
int totalBytes = 0;
Console.WriteLine("Uploading {uploadFile} to {ftpSite.AbsoluteUri}...");
try
{
FileInfo fileInfo = new FileInfo(uploadFile);
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(ftpSite);
request.Method = WebRequestMethods.Ftp.UploadFile;
request.UseBinary = true;
request.ContentLength = fileInfo.Length;
request.Credentials = new NetworkCredential(username, password);
byte[] byteBuffer = new byte[4096];
using (Stream requestStream = await request.GetRequestStreamAsync())
{
using (FileStream fileStream = new FileStream(uploadFile, FileMode.Open, FileAccess.Read,
FileShare.Read, 4096, useAsync: true))
{
int bytesRead = 0;
do
{
bytesRead = await fileStream.ReadAsync(byteBuffer, 0, byteBuffer.Length);
if (bytesRead > 0)
{
totalBytes += bytesRead;
Console.WriteLine("Uploaded {totalBytes} Bytes");
await requestStream.WriteAsync(byteBuffer, 0, bytesRead);
}
} while (bytesRead > 0);
}
}
using (FtpWebResponse response = (FtpWebResponse)await request.GetResponseAsync())
{
Console.WriteLine(response.StatusDescription);
}
Console.WriteLine("Uploaded {uploadFile} to {ftpSite.AbsoluteUri}...");
}
catch (WebException e)
{
Console.WriteLine("Failed to upload {uploadFile} to {ftpSite.AbsoluteUri}.");
Console.WriteLine(((FtpWebResponse)e.Response).StatusDescription);
Console.WriteLine(e);
}
}
//public IAsyncResult BeginRequisition(AsyncCallback callback, object asyncState)
//{
// throw new NotImplementedException();
//}
private async Task <bool> SendFileToFTP(MeridianResult meridianResult)
{
if ((meridianResult != null) && !string.IsNullOrWhiteSpace(meridianResult.FileName))
{
try
{
FtpWebRequest ftpRequest = (FtpWebRequest)FtpWebRequest.Create(meridianResult.FtpServerInFolderPath + meridianResult.FileName);
ftpRequest.Credentials = new NetworkCredential(meridianResult.FtpUserName, meridianResult.FtpPassword);
ftpRequest.Method = WebRequestMethods.Ftp.UploadFile;
ftpRequest.UseBinary = true;
ftpRequest.KeepAlive = false;
ftpRequest.Timeout = Timeout.Infinite;
if (meridianResult.UploadFromLocalPath)
{
using (StreamReader sourceStream = new StreamReader(meridianResult.LocalFilePath + meridianResult.FileName))
meridianResult.Content = Encoding.UTF8.GetBytes(sourceStream.ReadToEnd());
}
using (Stream requestStream = await ftpRequest.GetRequestStreamAsync())
{
requestStream.Write(meridianResult.Content, 0, meridianResult.Content.Length);
requestStream.Flush();
}
using (FtpWebResponse response = (FtpWebResponse)ftpRequest.GetResponse())
if (response.StatusCode == FtpStatusCode.ClosingData)
{
var prefixToTake = meridianResult.IsSchedule ? MeridianGlobalConstants.XCBL_AWC_FILE_PREFIX : MeridianGlobalConstants.XCBL_AWC_REQUISITION_FILE_PREFIX;
// MeridianSystemLibrary.LogTransaction(meridianResult.WebUserName, meridianResult.FtpUserName, (prefixToTake + "- Successfully completed request"), "01.06", string.Format("{0} - Successfully completed request for {1}", prefixToTake, meridianResult.UniqueID), string.Format("Uploaded CSV file: {0} on ftp server successfully for {1}", meridianResult.FileName, meridianResult.UniqueID), meridianResult.FileName, meridianResult.UniqueID, meridianResult.OrderNumber, meridianResult.XmlDocument, "Success");
if (meridianResult.IsSchedule && MeridianGlobalConstants.CONFIG_AWC_CALL_SSR_REQUEST.Equals(MeridianGlobalConstants.XCBL_YES_FLAG, StringComparison.OrdinalIgnoreCase))
{
CommonProcess.SendShippingScheduleResponse1(meridianResult);
}
return(true);
}
else
{
//MeridianSystemLibrary.LogTransaction(meridianResult.WebUserName, meridianResult.FtpUserName, "UploadFileToFtp", "03.08", "Error - While CSV uploading file - Inside TRY block", string.Format("Error - While uploading CSV file: {0} with error - Inside TRY block - ", meridianResult.FileName), meridianResult.FileName, meridianResult.UniqueID, meridianResult.OrderNumber, null, "Error 03.08 - Upload CSV to PBS");
return(false);
}
}
catch (Exception ex)
{
//MeridianSystemLibrary.LogTransaction(meridianResult.WebUserName, meridianResult.FtpUserName, "UploadFileToFtp", "03.08", "Error - While CSV uploading file - Inside CATCH block", string.Format("Error - While uploading CSV file: {0} with error {1} - Inside CATCH block - ", meridianResult.FileName, ex.Message), meridianResult.FileName, meridianResult.UniqueID, meridianResult.OrderNumber, null, "Error 03.08 - Upload CSV to PBS");
return(false);
}
}
return(false);
}
public static async Task FtpUploadAsync(Uri ftpSite, string uploadFile)
{
Console.WriteLine($"Uploading {uploadFile} to {ftpSite.AbsoluteUri}...");
try
{
FileInfo fileInfo = new FileInfo(uploadFile);
FtpWebRequest request = WebRequest.Create(ftpSite) as FtpWebRequest;
request.Method = WebRequestMethods.Ftp.UploadFile;
request.UseBinary = true;
request.ContentLength = fileInfo.Length;
request.Credentials = new NetworkCredential("anonymous", "*****@*****.**");
byte[] byteBuffer = new byte[4096];
using (Stream requestStream = await request.GetRequestStreamAsync())
{
using (FileStream fileStream =
new FileStream(uploadFile, FileMode.Open, FileAccess.Read,
FileShare.Read, 4096, useAsync: true))
{
int bytesRead = 0;
do
{
bytesRead = await fileStream.ReadAsync(byteBuffer, 0, byteBuffer.Length);
if (bytesRead > 0)
{
await requestStream.WriteAsync(byteBuffer, 0, bytesRead);
}
} while (bytesRead > 0);
}
}
using (FtpWebResponse response =
await request.GetResponseAsync() as FtpWebResponse)
{
Console.WriteLine(response.StatusDescription);
}
Console.WriteLine($"Uploaded {uploadFile} to {ftpSite.AbsoluteUri}...");
}
catch (WebException e)
{
Console.WriteLine($"Failed to upload {uploadFile} to {ftpSite.AbsoluteUri}");
Console.WriteLine((e.Response as FtpWebResponse)?.StatusDescription);
Console.WriteLine(e);
}
}
/// <summary>
/// The SendAsync function takes a file from the local machine
/// and tries to send it to a FTP server.
/// </summary>
/// <param name="ftpURL">The url of the FTP server.</param>
/// <param name="ftpFolder">The destination folder in the FTP server. </param>
/// <param name="sourceDirectory"> The directory in which the desired file is located</param>
/// <param name="userName"> Crendential for FTP server. </param>
/// <param name="password"> Credential for FTP server. </param>
/// <returns>A boolean that confirms if sending was successful.</returns>
public static async Task <bool> SendAsync(string ftpURL, string ftpFolder, string sourceDirectory, string userName, string password)
{
// File to send on local machine.
string archiveFilePath = sourceDirectory + Constants.SevenZipFileExtension;
if (!File.Exists(archiveFilePath))
{
throw new ArgumentException(Constants.FTPfileNotFound);
}
byte[] fileBytes = File.ReadAllBytes(archiveFilePath);
// Create the FTP request. Set the folder and file name.
FtpWebRequest request = WebRequest.Create(ftpURL + ftpFolder + Path.GetFileName(archiveFilePath)) as FtpWebRequest;
request.Method = WebRequestMethods.Ftp.UploadFile;
// Create a variable for FTP responses.
FtpWebResponse response;
// Entering in FTP user credentials.
request.Credentials = new NetworkCredential(userName, password);
// Specify additional information about the FTP request.
request.ContentLength = fileBytes.Length;
request.UsePassive = true;
request.UseBinary = false;
request.EnableSsl = false;
try
{
using (Stream requestStream = await request.GetRequestStreamAsync().ConfigureAwait(false))
{
await requestStream.WriteAsync(fileBytes, 0, fileBytes.Length).ConfigureAwait(false);
}
}
catch (WebException e)
{
response = e.Response as FtpWebResponse;
if (response != null)
{
throw new WebException(Constants.FTPinvalidCredentials);
}
}
return(true);
}
private static async Task <MemoryStream> DoAsync(FtpWebRequest request, MemoryStream requestBody)
{
if (requestBody != null)
{
Stream requestStream = await request.GetRequestStreamAsync();
await requestBody.CopyToAsync(requestStream);
requestStream.Close();
}
MemoryStream responseBody = new MemoryStream();
FtpWebResponse response = (FtpWebResponse)await request.GetResponseAsync();
await response.GetResponseStream().CopyToAsync(responseBody);
response.Close();
return(responseBody);
}
/// <summary>
/// Upload a file to the server
/// </summary>
/// Name of the file to Create
/// <param name="fileName">
/// </param>
/// <param name="stream">
/// File content as stream data
/// </param>
/// <returns>
/// Async Task Wrapper
/// </returns>
public async Task UploadFileAsync(string fileName, Stream stream)
{
try
{
Log.Verbose("Request to Upload file {0} to directory {1}", fileName, RemoteDirectory);
FtpWebRequest ftpRequest = ConstructFtpRequest(fileName);
ftpRequest.Method = WebRequestMethods.Ftp.UploadFile;
int bufferLength = 2048;
byte[] buffer = new byte[bufferLength];
using (Stream uploadStream = await ftpRequest.GetRequestStreamAsync())
{
int contentLength = stream.Read(buffer, 0, bufferLength);
while (contentLength != 0)
{
uploadStream.Write(buffer, 0, contentLength);
contentLength = stream.Read(buffer, 0, bufferLength);
}
}
Log.Verbose("Request to Upload file {0} to directory {1} completed", fileName, RemoteDirectory);
}
catch (Exception exception)
{
// log and throw
Log.Error(
"Error during Upload operation. " +
"Directory : {0} , File {1}, Uri : {2}",
exception,
RemoteDirectory,
fileName,
FtpUri);
throw;
}
}
public async Task UpLoadFileAsync(FtpTransferResult ftpResult)
{
byte[] buffer = new byte[BUFFER_LENGTH];
FtpWebRequest request = FtpWebRequest.Create("ftp://" +
this.Ftp.Host + ":" + this.Ftp.Port + ftpResult.Target) as FtpWebRequest;
request.Credentials = new NetworkCredential(this.Ftp.UserName, this.Ftp.Password);
request.Method = WebRequestMethods.Ftp.UploadFile;
request.Timeout = 10000;
request.ReadWriteTimeout = 10000;
using (var stream = await request.GetRequestStreamAsync())
using (var filestream = new FileStream(ftpResult.Info, FileMode.Open, FileAccess.Read, FileShare.Read))
{
int readed = 0;
while ((readed = await filestream.ReadAsync(buffer, 0, BUFFER_LENGTH)) > 0)
{
await stream.WriteAsync(buffer, 0, readed);
ftpResult.Position += readed;
ftpResult.Process = (double)ftpResult.Position / ftpResult.TotalLength * 100;
}
await stream.FlushAsync();
}
}
public static Task UploadFileAsync(string filePath)
{
return(Task.Run(async() =>
{
//this is your code with a few changes
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(
string.Format("(secret)/{0}", Path.GetFileName(filePath))
);
request.Method = WebRequestMethods.Ftp.UploadFile;
// This example assumes the FTP site uses anonymous logon.
request.Credentials = new NetworkCredential("secret", "secret");
// Copy the contents of the file to the request stream.
StreamReader sourceStream = new StreamReader(filePath);
byte[] fileContents = Encoding.UTF8.GetBytes(await sourceStream.ReadToEndAsync());
sourceStream.Close();
request.ContentLength = fileContents.Length;
Stream requestStream = await request.GetRequestStreamAsync();
requestStream.Write(fileContents, 0, fileContents.Length);
requestStream.Close();
FtpWebResponse response = (FtpWebResponse)await request.GetResponseAsync();
Console.WriteLine("STOCK Upload File Complete, status {0}", response.StatusDescription);
response.Close();
}));
}
public async Task UploadAsync(string remoteFileName, string localFileName)
{
try
{
GeneralSettings(remoteFileName, WebRequestMethods.Ftp.UploadFile);
_ftpWebRequest.Method = WebRequestMethods.Ftp.UploadFile;
using (var fileStream = File.OpenRead(localFileName))
{
using (var ftpStream = await _ftpWebRequest.GetRequestStreamAsync())
{
await fileStream.CopyToAsync(ftpStream);
}
}
_ftpWebRequest = null;
}
catch (Exception e)
{
Logger.LogCritical(0, e, e.Message);
throw;
}
}
public async Task <Boolean> UploadFileAsync(string filePath)
{
Uri baseUri = new Uri("ftp://" + _url + ':' + _port + '/');
NetworkCredential networkCredential = new NetworkCredential();
networkCredential.UserName = _userName;
networkCredential.Password = _password;
X509Certificate2 certificate2 = new X509Certificate2(_path + "\\localhost.pfx", "secret");
FileStream fileStream = null;
FtpWebResponse response = null;
try
{
Uri fileNameUri = new Uri(baseUri, _dateTime + "/" + Path.GetFileName(filePath));
FtpWebRequest request = (FtpWebRequest)WebRequest.Create(fileNameUri);
request.Credentials = networkCredential;
request.ClientCertificates.Add(certificate2);
request.CachePolicy = new RequestCachePolicy(RequestCacheLevel.BypassCache);
request.EnableSsl = _ssl;
request.KeepAlive = true;
request.UsePassive = String.Equals(_mode, "passive", StringComparison.OrdinalIgnoreCase);
request.UseBinary = true;
request.Method = WebRequestMethods.Ftp.UploadFile;
fileStream = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
request.ContentLength = fileStream.Length;
Stream requestStream = await request.GetRequestStreamAsync();
byte[] buffer = new byte[32768];
int readBytes = 0;
do
{
readBytes = await fileStream.ReadAsync(buffer, 0, buffer.Length);
await requestStream.WriteAsync(buffer, 0, readBytes);
}while (readBytes != 0);
requestStream.Close();
response = (FtpWebResponse)await request.GetResponseAsync();
LogService.LogEvent("FTP Server Response: " + response.StatusDescription);
if (response.StatusCode == FtpStatusCode.ClosingData)
{
return(true);
}
return(false);
}
catch (WebException ex)
{
response = (FtpWebResponse)ex.Response;
LogService.LogEvent("Error: FtpService.UploadFileAsync - " + response.StatusDescription);
return(false);
}
catch (Exception ex)
{
LogService.LogEvent("Error: FtpService.InitializeFtpAsync - " + ex.Message);
return(false);
}
finally
{
if (fileStream != null)
{
fileStream.Close();
}
if (response != null)
{
response.Close();
}
}
}
private static async Task<MemoryStream> DoAsync(FtpWebRequest request, MemoryStream requestBody)
{
if (requestBody != null)
{
Stream requestStream = await request.GetRequestStreamAsync();
await requestBody.CopyToAsync(requestStream);
requestStream.Close();
}
MemoryStream responseBody = new MemoryStream();
FtpWebResponse response = (FtpWebResponse)await request.GetResponseAsync();
await response.GetResponseStream().CopyToAsync(responseBody);
response.Close();
return responseBody;
}
public async void UploadAsync(string filename, String directory, String newFileName) //上面的代码实现了从ftp服务器上载文件的功能
{
FileInfo fileInf = new FileInfo(filename);
string uri = "ftp://" + ftpServerIP + "/" + directory + "/" + newFileName;
if (!await DirectoryIsExistAsync(directory))
{
await MakeDirAsync(directory);
}
Connect(uri);//连接
// 默认为true，连接不会被关闭
// 在一个命令之后被执行
reqFTP.KeepAlive = false;
// 指定执行什么命令
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
// 上传文件时通知服务器文件的大小
reqFTP.ContentLength = fileInf.Length;
// 缓冲大小设置为kb
int buffLength = 2048;
byte[] buff = new byte[buffLength];
int contentLen;
// 打开一个文件流(System.IO.FileStream) 去读上传的文件
FileStream fs = fileInf.OpenRead();
try
{
// 把上传的文件写入流
Stream strm = await reqFTP.GetRequestStreamAsync();
// 每次读文件流的kb
contentLen = fs.Read(buff, 0, buffLength);
// 流内容没有结束
while (contentLen != 0)
{
// 把内容从file stream 写入upload stream
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
}
// 关闭两个流
strm.Close();
fs.Close();
}
catch (Exception ex)
{
throw ex;
}
}
public async void FtpImage()
{
//create directory for day/repair code
MakeFTPDir(Values.gFTPServer, ServerPath, Values.gFTPUser, Values.gFTPPassword);
//create request for image uploading
string uri = "ftp://" + Values.gFTPServer + ServerPath + File.Name;
// Create FtpWebRequest object from the Uri provided
FtpWebRequest reqFTP = (FtpWebRequest)FtpWebRequest.Create(new System.Uri(uri));
// Provide the WebPermission Credintials
reqFTP.Credentials = new NetworkCredential(Values.gFTPUser, Values.gFTPPassword);
// By default KeepAlive is true, where the control connection is not closed
// after a command is executed.
reqFTP.KeepAlive = false;
reqFTP.UsePassive = true;
// Specify the command to be executed.
reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
// Specify the data transfer type.
reqFTP.UseBinary = true;
// Notify the server about the size of the uploaded file
long FileLenght = File.Length();
reqFTP.ContentLength = FileLenght;
//string transmissions = (this.Count - pendingItems.Count).ToString() + "/" + this.Count.ToString();
//int pending_old = pendingItems.Count;
//cParentActivity.RunOnUiThread(() => cTextView.Text = "Upload " + transmissions + ": " + pendingImage.File.Name + "...");
// The buffer size is set to 2kb
int buffLength = 1024;
byte[] buff = new byte[buffLength];
int contentLen;
// Opens a file stream (System.IO.FileStream) to read the file to be uploaded
FileInputStream fs = new FileInputStream(File);
// Stream to which the file to be upload is written
try
{
System.IO.Stream strm = await reqFTP.GetRequestStreamAsync();
// Read from the file stream 2kb at a time
contentLen = fs.Read(buff, 0, buffLength);
// Till Stream content ends
int totalRead = 0;
while (contentLen != -1)
{
totalRead += contentLen;
// Write Content from the file stream to the FTP Upload Stream
strm.Write(buff, 0, contentLen);
contentLen = fs.Read(buff, 0, buffLength);
//Java.Lang.Thread.Sleep(5);
//updates the progress bar
intProgress = (int)(100 * totalRead / FileLenght);
if (null != Progress)
{
Activity.RunOnUiThread(() => Progress.Progress = intProgress);
}
}
// Close the file stream and the Request Stream
strm.Close();
fs.Close();
Uploaded = true;
string FileName = File.Name;
byte[] rawBitmap;
using (var stream = new System.IO.MemoryStream())
{
Bitmap.Compress(Bitmap.CompressFormat.Jpeg, 0, stream);
rawBitmap = stream.ToArray();
}
Status = "UPLOADED";
SP pAddPicturesRepairs = new SP(Values.gDatos, "pAddPicturesRepairsNEW");
pAddPicturesRepairs.AddParameterValue("RepairCode", cRepairCode);
pAddPicturesRepairs.AddParameterValue("UnitNumber", cUnitNumber);
pAddPicturesRepairs.AddParameterValue("FileName", FileName);
pAddPicturesRepairs.AddParameterValue("FilePath", ServerPath);
pAddPicturesRepairs.AddParameterValue("Thumbnail", rawBitmap);
pAddPicturesRepairs.AddParameterValue("IdPicture", "");
pAddPicturesRepairs.AddParameterValue("Num", NumPicture);
pAddPicturesRepairs.Execute();
if (pAddPicturesRepairs.LastMsg != "OK")
{
throw (new Exception(pAddPicturesRepairs.LastMsg));
}
//delete the local file once transmitted
IdPicture = pAddPicturesRepairs.Parameters["@IdPicture"].Value.ToString();
bool deleted = File.Delete();
File.Dispose();
File = null;
return;
}
catch (System.Exception ex)
{
Activity.RunOnUiThread(() =>
{
Android.App.AlertDialog.Builder builder = new AlertDialog.Builder(Activity);
AlertDialog alertDialog = builder.Create();
alertDialog.SetTitle("ERROR");
alertDialog.SetIcon(Android.Resource.Drawable.IcDialogAlert);
alertDialog.SetMessage("Error: " + ex.Message);
alertDialog.SetButton("OK", (s, ev) =>
{
Activity.Finish();
});
alertDialog.Show();
});
return;
}
}
private async Task <string> InternalUpload(UploadMode mode, Stream stream, CancellationToken cancelToken, ProgressMonitorBase progress, FtpOptions options = null)
{
cancelToken.ThrowIfCancellationRequested();
options = options ?? Handler.Options;
long size = -1;
if (progress != null)
{
if (progress.AskForSize)
{
try {
size = stream.Length;
} catch (NotSupportedException) { }
}
progress.Progress = new FtpProgress(size);
progress.OnInit();
}
byte[] buffer = new byte[options.BufferSize];
int readCount = 0;
var protocol = string.Empty;
switch (mode)
{
case UploadMode.Upload:
protocol = WebRequestMethods.Ftp.UploadFile;
break;
case UploadMode.UploadAsUnique:
protocol = WebRequestMethods.Ftp.UploadFileWithUniqueName;
break;
case UploadMode.Append:
protocol = WebRequestMethods.Ftp.AppendFile;
break;
}
;
FtpWebRequest request = Handler.MakeRequest(cancelToken, options, Target, protocol);
if (size != -1)
{
request.ContentLength = size;
}
using (var requestStream = await request.GetRequestStreamAsync()) {
cancelToken.ThrowIfCancellationRequested();
do
{
readCount = await stream.ReadAsync(buffer, 0, options.BufferSize, cancelToken);
await requestStream.WriteAsync(buffer, 0, readCount, cancelToken);
cancelToken.ThrowIfCancellationRequested();
if (progress != null)
{
progress.Progress.CurrentCount += readCount;
progress.Progressed();
}
} while (readCount > 0);
}
if (mode == UploadMode.UploadAsUnique)
{
using (var response = (FtpWebResponse)await request.GetResponseAsync()) {
cancelToken.ThrowIfCancellationRequested();
return(Path.GetFileName(response.ResponseUri.ToString()));
}
}
return(null);
}
