private async void OnWrite(Object sender, RoutedEventArgs e)
{
// 获取本地目录的引用
StorageFolder local = ApplicationData.Current.LocalFolder;
// 创建新文件
StorageFile newFIle = await local.CreateFileAsync("demo.dat", CreationCollisionOption.ReplaceExisting);
// 打开文件流
using(IRandomAccessStream stream = await newFIle.OpenAsync(FileAccessMode.ReadWrite))
{
// 实例化 DataWriter
DataWriter dw = new DataWriter(stream);
// 设置默认编码格式
dw.UnicodeEncoding = UnicodeEncoding.Utf8;
// 写入 bool 值
dw.WriteBoolean(true);
// 写入日期值
DateTime dt = new DateTime(2010, 8, 21);
dw.WriteDateTime(dt);
// 写入字符串
string str = "测试文本";
// 计算字符串长度
uint len = dw.MeasureString(str);
// 先写入字符串的长的
dw.WriteUInt32(len);
// 再写入字符串
dw.WriteString(str);
// 以下方法必须调用
await dw.StoreAsync();
// 解除 DataWriter 与流的关联
dw.DetachStream();
dw.Dispose();
}
MessageDialog msgDlg = new MessageDialog("保存成功。");
await msgDlg.ShowAsync();
}
private async Task WriteToOutputStreamAsync(byte[] bytes)
{
if (_socket == null) return;
_writer = new DataWriter(_socket.OutputStream);
_writer.WriteBytes(bytes);
var debugString = UTF8Encoding.UTF8.GetString(bytes, 0, bytes.Length);
try
{
await _writer.StoreAsync();
await _socket.OutputStream.FlushAsync();
_writer.DetachStream();
_writer.Dispose();
}
catch (Exception exception)
{
// If this is an unknown status it means that the error if fatal and retry will likely fail.
if (global::Windows.Networking.Sockets.SocketError.GetStatus(exception.HResult) == global::Windows.Networking.Sockets.SocketErrorStatus.Unknown)
{
// TODO abort any retry attempts on Unity side
throw;
}
}
}
//req:
// path file exist
// m_words has words
private async void saveData(StorageFile file)
{
//Debug.Assert(path != null);
//Debug.Assert(System.IO.File.Exists(path));
Debug.Assert(m_words != null);
//StorageFile file = await StorageFile.GetFileFromPathAsync(path);
var stream = await file.OpenAsync(Windows.Storage.FileAccessMode.ReadWrite);
var outputStream = stream.GetOutputStreamAt(0);
var dataWriter = new Windows.Storage.Streams.DataWriter(outputStream);
foreach (var w in m_words)
{
dataWriter.WriteString(w.ToString() + "\r\n");
}
await dataWriter.StoreAsync();
await outputStream.FlushAsync();
dataWriter.Dispose();
outputStream.Dispose();
stream.Dispose();
}
public void WriteAllText(string filename, string text, Action completed)
{
StorageFolder localFolder =
ApplicationData.Current.LocalFolder;
IAsyncOperation<StorageFile> createOp =
localFolder.CreateFileAsync(filename,
CreationCollisionOption.ReplaceExisting);
createOp.Completed = (asyncInfo1, asyncStatus1) =>
{
IStorageFile storageFile = asyncInfo1.GetResults();
IAsyncOperation<IRandomAccessStream> openOp =
storageFile.OpenAsync(FileAccessMode.ReadWrite);
openOp.Completed = (asyncInfo2, asyncStatus2) =>
{
IRandomAccessStream stream = asyncInfo2.GetResults();
DataWriter dataWriter = new DataWriter(stream);
dataWriter.WriteString(text);
DataWriterStoreOperation storeOp =
dataWriter.StoreAsync();
storeOp.Completed = (asyncInfo3, asyncStatus3) =>
{
dataWriter.Dispose();
completed();
};
};
};
}
private async Task Download(string url,StorageFile file,bool cover)
{
var http = new HttpClient();
byte[] response = { };
string betterUrl = url;
if(cover)
{
var pos = betterUrl.IndexOf(".jpg");
if (pos != -1)
betterUrl = betterUrl.Insert(pos, "l");
}
//get bytes
try
{
await Task.Run(async () => response = await http.GetByteArrayAsync(betterUrl));
}
catch (Exception)
{
await Task.Run(async () => response = await http.GetByteArrayAsync(url));
}
var fs = await file.OpenStreamForWriteAsync(); //get stream
var writer = new DataWriter(fs.AsOutputStream());
writer.WriteBytes(response); //write
await writer.StoreAsync();
await writer.FlushAsync();
writer.Dispose();
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
var deferral = taskInstance.GetDeferral();
try
{
var details = taskInstance.TriggerDetails as SocketActivityTriggerDetails;
var socketInformation = details.SocketInformation;
switch (details.Reason)
{
case SocketActivityTriggerReason.SocketActivity:
var socket = socketInformation.StreamSocket;
DataReader reader = new DataReader(socket.InputStream);
reader.InputStreamOptions = InputStreamOptions.Partial;
await reader.LoadAsync(250);
var dataString = reader.ReadString(reader.UnconsumedBufferLength);
ShowToast(dataString);
socket.TransferOwnership(socketInformation.Id);
break;
case SocketActivityTriggerReason.KeepAliveTimerExpired:
socket = socketInformation.StreamSocket;
DataWriter writer = new DataWriter(socket.OutputStream);
writer.WriteBytes(Encoding.UTF8.GetBytes("Keep alive"));
await writer.StoreAsync();
writer.DetachStream();
writer.Dispose();
socket.TransferOwnership(socketInformation.Id);
break;
case SocketActivityTriggerReason.SocketClosed:
socket = new StreamSocket();
socket.EnableTransferOwnership(taskInstance.Task.TaskId, SocketActivityConnectedStandbyAction.Wake);
if (ApplicationData.Current.LocalSettings.Values["hostname"] == null)
{
break;
}
var hostname = (String)ApplicationData.Current.LocalSettings.Values["hostname"];
var port = (String)ApplicationData.Current.LocalSettings.Values["port"];
await socket.ConnectAsync(new HostName(hostname), port);
socket.TransferOwnership(socketId);
break;
default:
break;
}
deferral.Complete();
}
catch (Exception exception)
{
ShowToast(exception.Message);
deferral.Complete();
}
}
private async void SendButton_Click(object sender, RoutedEventArgs e)
{
try
{
DataWriter writer = new DataWriter(connectedSocket.OutputStream);
writer.WriteBytes(Encoding.UTF8.GetBytes(SendMessageTextBox.Text));
await writer.StoreAsync();
writer.DetachStream();
writer.Dispose();
}
catch(Exception exception)
{
rootPage.NotifyUser(exception.Message, NotifyType.ErrorMessage);
}
}
private async Task<IRandomAccessStream> ConvertToRandomAccessStream(byte[] bytes)
{
var randomAccessStream = new InMemoryRandomAccessStream();
using (var writer = new DataWriter(randomAccessStream))
{
writer.WriteBytes(bytes);
await writer.StoreAsync();
await writer.FlushAsync();
writer.DetachStream();
writer.Dispose();
}
randomAccessStream.Seek(0);
return randomAccessStream;
}
private async void send_file_tcp(String ipadd, int port)
{
try
{
_tcpclient = new StreamSocket();
await _tcpclient.ConnectAsync(new HostName(ipadd), port.ToString());
_datawriter = new DataWriter(_tcpclient.OutputStream);
StorageFolder folder = KnownFolders.PicturesLibrary;
StorageFile file = await folder.GetFileAsync(this.filepath);
IRandomAccessStreamWithContentType filestream = await file.OpenReadAsync();
_datareader = new DataReader(filestream);
while ((_length = await _datareader.LoadAsync(63 * 1024)) != 0)
{
_tosend = new byte[_length];
_datareader.ReadBytes(_tosend);
_datawriter.WriteBytes(_tosend);
await _datawriter.StoreAsync();
}
filestream.Dispose();
_datareader.Dispose();
_datawriter.Dispose();
_tcpclient.Dispose();
_message = format_message(_stopwatch.Elapsed, "File Transfer", "OK", this.filepath);
this.callback.on_file_received(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
_stopwatch.Stop();
}
catch (Exception e)
{
append_error_tolog(e, _stopwatch.Elapsed, ipadd);
}
}
private async void TransferImage(StreamSocket socket)
{
var writer = new DataWriter(socket.OutputStream);
UpdateStatus("Übertrage Bild...");
// Anzahl der zu übertragenden Bytes übertragen
writer.WriteInt32(App.ImageBytesToTransfer.Length);
await writer.StoreAsync();
// Image-Bytes übertragen
writer.WriteBytes(App.ImageBytesToTransfer);
await writer.StoreAsync();
await writer.FlushAsync();
// Ressourcen freigeben
writer.Dispose();
UpdateStatus("Übertragung abgeschlossen");
}
public void Save(string filename)
{
string text = this.Title + "\n" + this.Text;
#if !WINDOWS_PHONE // iOS and Android
string docsPath = Environment.GetFolderPath(
Environment.SpecialFolder.Personal);
string filepath = Path.Combine(docsPath, filename);
File.WriteAllText(filepath, text);
#else // Windows Phone
StorageFolder localFolder =
ApplicationData.Current.LocalFolder;
IAsyncOperation<StorageFile> createOp =
localFolder.CreateFileAsync(filename,
CreationCollisionOption.ReplaceExisting);
createOp.Completed = (asyncInfo1, asyncStatus1) =>
{
IStorageFile storageFile = asyncInfo1.GetResults();
IAsyncOperation<IRandomAccessStream> openOp =
storageFile.OpenAsync(FileAccessMode.ReadWrite);
openOp.Completed = (asyncInfo2, asyncStatus2) =>
{
IRandomAccessStream stream = asyncInfo2.GetResults();
DataWriter dataWriter = new DataWriter(stream);
dataWriter.WriteString(text);
DataWriterStoreOperation storeOp =
dataWriter.StoreAsync();
storeOp.Completed = (asyncInfo3, asyncStatus3) =>
{
dataWriter.Dispose();
};
};
};
#endif
}
static async void multicastSocket_MessageReceived(DatagramSocket sender, DatagramSocketMessageReceivedEventArgs eventArguments) {
try {
HostName remoteHostAddress = eventArguments.RemoteAddress;
uint len = eventArguments.GetDataReader().UnconsumedBufferLength;
string message = eventArguments.GetDataReader().ReadString(len).Trim();
int p = message.IndexOf(':');
if (p != -1) {
string serverLogToken = message.Substring(0, p);
int port = Int32.Parse(message.Substring(p + 1));
if (serverLogToken == logToken && port > 0 && port < 65535) {
Debug.WriteLine("[LOGGER] Found a Titanium log server: " + remoteHostAddress.DisplayName + ":" + port);
try {
tcpSocket = new StreamSocket();
tcpSocket.Control.KeepAlive = true;
await tcpSocket.ConnectAsync(remoteHostAddress, port.ToString());
tcpWriter = new DataWriter(tcpSocket.OutputStream);
// shutdown the multicast socket and start the tcp connection
multicastSocket.Dispose();
} catch {
if (tcpWriter != null) {
tcpWriter.Dispose();
tcpWriter = null;
}
if (tcpSocket != null) {
tcpSocket.Dispose();
tcpSocket = null;
}
}
}
}
} catch (Exception ex) {
if (SocketError.GetStatus(ex.HResult) == SocketErrorStatus.Unknown) {
throw;
}
Debug.WriteLine(ex.ToString());
}
}
private async void TransferPicture(StreamSocket socket)
{
// DataWriter erzeugen, um Byte-Umwandlung erledigen zu lassen...
var writer = new DataWriter(socket.OutputStream);
// Anzahl der zu übertragenden Bytes übertragen
writer.WriteInt32(App.PhotoBytesToShare.Length);
await writer.StoreAsync();
// Image-Bytes übertragen
writer.WriteBytes(App.PhotoBytesToShare);
await writer.StoreAsync();
await writer.FlushAsync();
UpdateStatus("Übertragung abgeschlossen.");
// Ressourcen freigeben
writer.Dispose();
socket.Dispose();
// Beenden der Annahme von Client-Verbindungen
_listener.Dispose();
}
public async void sendMail(string strSendTo,string strContent , Boolean hasPicture)
{
HostName hostName = new HostName(hostIP);
StreamSocket socket = new StreamSocket();
List<string[]> storeList = new List<string[]>();
try
{
await socket.ConnectAsync(hostName, port);
}
catch (Exception exception)
{
if (SocketError.GetStatus(exception.HResult) == SocketErrorStatus.Unknown)
{
throw;
}
}
StorageFolder folder = await ApplicationData.Current.LocalFolder.GetFolderAsync("Temp");
StorageFile pic = await folder.GetFileAsync("MyPainter.png");
IBuffer buffer = await FileIO.ReadBufferAsync(pic);
DataWriter writer = new DataWriter(socket.OutputStream);
writer.WriteUInt32(writer.MeasureString(strSendTo));
writer.WriteString(strSendTo);
writer.WriteUInt32(writer.MeasureString(strContent));
writer.WriteString(strContent);
if (hasPicture)
{
writer.WriteUInt32((uint)buffer.Length);
writer.WriteBuffer(buffer);
}
else
{
writer.WriteUInt32(0);
writer.WriteString("");
}
await writer.StoreAsync();
writer.DetachStream();
writer.Dispose();
socket.Dispose();
}
public async Task <int> saveWords(StorageFile file, List <word> words)
{
var stream = await file.OpenAsync(Windows.Storage.FileAccessMode.ReadWrite);
var outputStream = stream.GetOutputStreamAt(0);
var dataWriter = new Windows.Storage.Streams.DataWriter(outputStream);
uint len = 0;
foreach (var w in words)
{
len += dataWriter.WriteString(w.ToString() + "\r\n");
}
await dataWriter.StoreAsync();
await outputStream.FlushAsync();
dataWriter.Dispose();
outputStream.Dispose();
stream.Size = len;
stream.Dispose();
return(0);
}
private async void DownloadUserAvatar(string url, string userid)
{
try
{
var hc = new HttpClient();
var response = await hc.GetAsync(url);
response.EnsureSuccessStatusCode();
var bitmapByte = await response.Content.ReadAsByteArrayAsync();
var userFile =
await
AntaresBaseFolder.Instance.RoamingFolder.CreateFileAsync("Cache\\ProfilePic.jpg",
CreationCollisionOption.ReplaceExisting);
var writeStream = await userFile.OpenAsync(FileAccessMode.ReadWrite);
var outputStream = writeStream.GetOutputStreamAt(0);
var dataWriter = new DataWriter(outputStream);
dataWriter.WriteBytes(bitmapByte);
await dataWriter.StoreAsync();
await outputStream.FlushAsync();
writeStream.Dispose();
outputStream.Dispose();
dataWriter.Dispose();
var userPic = new BitmapImage();
userPic.SetSource(await userFile.OpenAsync(FileAccessMode.Read));
UserPic.Source = userPic;
}
catch
{
}
}
private async void TransferPicture_Click(object sender, RoutedEventArgs e)
{
var selectedPeer = PeersList.SelectedItem as PeerInformation;
if (selectedPeer == null)
{
MessageBox.Show("Bitte Emfängergerät wählen");
return;
}
try
{
Status.Text = "Verbinde mit Peer...";
var peerSocket = await PeerFinder.ConnectAsync(selectedPeer);
var writer = new DataWriter(peerSocket.OutputStream);
Status.Text = "Verbunden. Übertrage Bild...";
// Anzahl der zu übertragenden Bytes übertragen
writer.WriteInt32(App.ImageBytesToTransfer.Length);
await writer.StoreAsync();
// Image-Bytes übertragen
writer.WriteBytes(App.ImageBytesToTransfer);
await writer.StoreAsync();
await writer.FlushAsync();
// Ressourcen freigeben
writer.Dispose();
peerSocket.Dispose();
Status.Text = "Übertragung abgeschlossen";
}
catch (Exception ex)
{
MessageBox.Show("Fehler: " + ex.Message);
Status.Text = "Bereit.";
}
}
protected override async void SendAsync(NetworkingStream stream)
{
try
{
DataWriter writer = new DataWriter(socket.OutputStream);
//uint length = writer.MeasureString(message);
writer.WriteBytes(stream.Bytes.byteArr);
// Try to store (send?) synchronously
await writer.StoreAsync();
OnDataSent(stream);
writer.DetachStream();
writer.Dispose();
}
catch (Exception e)
{
// If this is an unknown status,
// it means that the error is fatal and retry will likely fail.
if (SocketError.GetStatus(e.HResult) == SocketErrorStatus.Unknown)
throw;
ErrorDisconnect(e.Message);
}
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
this.serviceDeferral = taskInstance.GetDeferral();
try {
var triggerDetails = taskInstance.TriggerDetails as AppServiceTriggerDetails;
if (triggerDetails != null && triggerDetails.Name == "CortanaCommandService")
{
voiceServiceConnection = VoiceCommandServiceConnection.FromAppServiceTriggerDetails(triggerDetails);
var voiceCommand = await voiceServiceConnection.GetVoiceCommandAsync();
Debug.WriteLine(voiceCommand.CommandName);
MainViewModel viewModel = new MainViewModel();
var vm = await DataLoadAsync();
if (vm != null)
{
viewModel = vm;
}
var cols = voiceCommand.CommandName.Split('_');
var commandName = cols[0];
var stateName = cols[1];
var commandViewModel = viewModel.CommandList.First(q => q.Name == commandName);
commandViewModel.CurrentStateNum++;
var stateViewModel = commandViewModel.StateList.ElementAt(commandViewModel.CurrentStateNum - 1);
if (commandViewModel.CurrentStateNum>=commandViewModel.StateList.Count)
{
commandViewModel.CurrentStateNum = 0;
}
if(stateViewModel is SuccessStateViewModel)
{
var state = stateViewModel as SuccessStateViewModel;
if (string.IsNullOrEmpty(state.Utterance))
{
state.Utterance = "";
}
var message = new VoiceCommandUserMessage();
message.SpokenMessage = state.Utterance;
message.DisplayMessage = state.Utterance;
var response = VoiceCommandResponse.CreateResponse(message);
await voiceServiceConnection.ReportSuccessAsync(response);
}
else if(stateViewModel is ScriptStateViewModel)
{
var state = stateViewModel as ScriptStateViewModel;
if (!string.IsNullOrEmpty(state.Script))
{
try {
ConnectionData connectionData = new ConnectionData();
connectionData.AcceptPass = viewModel.PassCode;
connectionData.Script = state.Script.Replace("\n", ";").Replace("\r", "").Replace("\t", "");
string json = JsonConvert.SerializeObject(connectionData);
var byteData = Encoding.UTF8.GetBytes(json);
StreamSocket socket = new StreamSocket();
await socket.ConnectAsync(new HostName("127.0.0.1"), SettingManager.ServerPort);
var writer = new DataWriter(socket.OutputStream);
writer.WriteBytes(byteData);
await writer.StoreAsync();
await writer.FlushAsync();
writer.Dispose();
socket.Dispose();
}
catch (Exception)
{
var errorMsg = new VoiceCommandUserMessage();
string msg = "スクリプトの実行を試みましたがサーバーが起動してませんでした";
errorMsg.SpokenMessage = msg;
errorMsg.DisplayMessage = msg;
var errorResponse = VoiceCommandResponse.CreateResponse(errorMsg);
await voiceServiceConnection.ReportFailureAsync(errorResponse);
return;
}
}
if (string.IsNullOrEmpty(state.Utterance))
{
state.Utterance = "";
}
var message = new VoiceCommandUserMessage();
message.SpokenMessage = state.Utterance;
message.DisplayMessage = state.Utterance;
var response = VoiceCommandResponse.CreateResponse(message);
await voiceServiceConnection.ReportSuccessAsync(response);
}
await DataSaveAsync(viewModel);
}
}catch(Exception e)
{
var message = new VoiceCommandUserMessage();
message.SpokenMessage = "何かしらのエラーが起きました";
message.DisplayMessage = e.Message;
var response = VoiceCommandResponse.CreateResponse(message);
await voiceServiceConnection.ReportSuccessAsync(response);
var toast = ToastNotificationManager.GetTemplateContent(ToastTemplateType.ToastImageAndText01);
ToastNotificationManager.CreateToastNotifier().Show(new ToastNotification(toast));
}
this.serviceDeferral.Complete();
}
private async void LoadImageFromUriAsync(Uri url)
{
HttpClient httpClient = new HttpClient();
HttpResponseMessage result = httpClient.GetAsync(url).Result;
byte[] array = await result.Content.ReadAsByteArrayAsync();
InMemoryRandomAccessStream inMemoryRandomAccessStream = new InMemoryRandomAccessStream();
DataWriter dataWriter = new DataWriter(inMemoryRandomAccessStream.GetOutputStreamAt(0uL));
dataWriter.WriteBytes(array);
await dataWriter.StoreAsync();
BitmapImage bitmapImage = new BitmapImage();
bitmapImage.SetSource(inMemoryRandomAccessStream);
this._image = bitmapImage;
httpClient.Dispose();
result.Dispose();
array = null;
inMemoryRandomAccessStream.Dispose();
dataWriter.Dispose();
bitmapImage = null;
}
public override async void receive_file(String devicename, String add, int not)
{
try
{
_httpurl = new Uri(add);
_httpprogress = new Progress<HttpProgress>(ProgressHandler);
HttpRequestMessage request = new HttpRequestMessage(new HttpMethod("GET"), _httpurl);
HttpBaseProtocolFilter filter = new HttpBaseProtocolFilter();
filter.CacheControl.ReadBehavior = HttpCacheReadBehavior.MostRecent;
filter.CacheControl.WriteBehavior = HttpCacheWriteBehavior.NoCache;
_httpclient = new HttpClient(filter);
_cancel_token_source = new CancellationTokenSource();
_cancel_token = _cancel_token_source.Token;
scan_network_speed();
_stopwatch.Start();
_httpresponse = await _httpclient.SendRequestAsync(request).AsTask(_cancel_token, _httpprogress);
StorageFolder folder = KnownFolders.PicturesLibrary;
StorageFile file = await folder.CreateFileAsync(this.filepath, CreationCollisionOption.ReplaceExisting);
IRandomAccessStream filestream = await file.OpenAsync(FileAccessMode.ReadWrite);
IOutputStream filewriter = filestream.GetOutputStreamAt(0);
_datawriter = new DataWriter(filewriter);
_timer.Cancel();
_transferspeed /= 1024;
_message = format_message(_stopwatch.Elapsed, "Transferspeed", _transferspeed.ToString(), " kB/s");
this.callback.on_transfer_speed_change(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
_stopwatch.Stop();
_buffer = await _httpresponse.Content.ReadAsBufferAsync();
_datawriter.WriteBuffer(_buffer);
await _datawriter.StoreAsync();
_datawriter.Dispose();
filewriter.Dispose();
filestream.Dispose();
_httpresponse.Content.Dispose();
_httpresponse.Dispose();
_httpclient.Dispose();
_message = format_message(_stopwatch.Elapsed, "File Transfer", "OK", this.filepath);
this.callback.on_file_received(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
}
catch (Exception e)
{
append_error_tolog(e, _stopwatch.Elapsed, "");
}
}
private void DoPing()
{
byte[] reqPacket = { 0x10 };
//Task.Run(()=>
// {
DataWriter writer = new DataWriter(_socket.OutputStream);
writer.WriteBytes(reqPacket);
writer.StoreAsync().AsTask().Wait();
writer.DetachStream();
writer.Dispose();
//}
}
private async Task Write(string value)
{
var writer = new DataWriter(device.OutputStream);
writer.WriteString(value);
await writer.StoreAsync();
writer.DetachStream();
writer.Dispose();
}
private async void _tcp_ConnectionReceived(StreamSocketListener sender, StreamSocketListenerConnectionReceivedEventArgs args)
{
try
{
scan_transfer_speed();
_datareader = new DataReader(args.Socket.InputStream);
_datareader.InputStreamOptions = InputStreamOptions.Partial;
StorageFolder folder = KnownFolders.PicturesLibrary;
StorageFile file = await folder.CreateFileAsync(this.filepath, CreationCollisionOption.ReplaceExisting);
IRandomAccessStream filestream = await file.OpenAsync(FileAccessMode.ReadWrite);
IOutputStream filewriter = filestream.GetOutputStreamAt(0);
_datawriter = new DataWriter(filewriter);
while (!((_length = await _datareader.LoadAsync(63 * 1024)) == 0))
{
_buffer = new byte[_length];
_datareader.ReadBytes(_buffer);
_transferspeed += _length;
if (_write)
{
_transferspeed /= 1024;
_message = format_message(_stopwatch.Elapsed, "Transferspeed", _transferspeed.ToString(), " kB/s");
this.callback.on_transfer_speed_change(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
_transferspeed = 0;
_write = false;
}
_datawriter.WriteBytes(_buffer);
await _datawriter.StoreAsync();
}
_datawriter.Dispose();
filewriter.Dispose();
filestream.Dispose();
_datareader.Dispose();
_timer.Cancel();
_transferspeed /= 1024;
_message = format_message(_stopwatch.Elapsed, "Transferspeed", _transferspeed.ToString(), " kB/s");
this.callback.on_transfer_speed_change(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
_message = format_message(_stopwatch.Elapsed, "File Transfer", "OK", this.filepath);
this.callback.on_file_received(_message, this.results);
this.main_view.text_to_logs(_message.Replace("\t", " "));
_tcplistener.Dispose();
_stopwatch.Stop();
}
catch (Exception e)
{
append_error_tolog(e, _stopwatch.Elapsed, "");
}
}
// функция для отправки состояния кнопки на сервер
private async void sendkey(string key)
{
if (!connected)
{
StatusText.Text = "необходимо подключение";
return;
}
//Int32 len = 0; // Gets the UTF-8 string length.
try
{
StatusText.Text = "попытка отправки данных ...";
// add a newline to the text to send
DataWriter writer = new DataWriter(clientSocket.OutputStream);
//Int32 len = writer.MeasureString(sendData); // Gets the UTF-8 string length.
writer.WriteString(key);
// Call StoreAsync method to store the data to a backing stream
await writer.StoreAsync();
StatusText.Text = "отправка успешна" + Environment.NewLine;
// detach the stream and close it
//попробуем не закрывать сокет
writer.DetachStream();
writer.Dispose();
}
catch (Exception exception)
{
// If this is an unknown status,
// it means that the error is fatal and retry will likely fail.
if (SocketError.GetStatus(exception.HResult) == SocketErrorStatus.Unknown)
{
throw;
}
StatusText.Text = "Не удалось оправить данные ";// +exception.Message;
// Could retry the connection, but for this simple example
// just close the socket.
closing = true;
clientSocket.Dispose();
clientSocket = null;
connected = false;
}
}
/// <summary>
/// 发送数据
/// </summary>
/// <param name="sData"></param>
private async void SendMsg(byte[] sData)
{
if (!connected)
{
StatusText.Text = "Must be connected to send!";
return;
}
try
{
//StatusText.Text = "Trying to send data ...";
byte[] sendData = ConvSendMsg(sData, 0);
DataWriter writer = new DataWriter(clientSocket.OutputStream);
//把数据写入到发送流
writer.WriteBytes(sendData);
//异步发送
await writer.StoreAsync();
//显示发送的消息内容
StatusText.Text = System.Text.UnicodeEncoding.UTF8.GetString(sendData, 40, sData.Length) + " was sent";
// detach the stream and close it
writer.DetachStream();
writer.Dispose();
}
catch (Exception exception)
{
// If this is an unknown status,
// it means that the error is fatal and retry will likely fail.
if (SocketError.GetStatus(exception.HResult) == SocketErrorStatus.Unknown)
{
throw;
}
StatusText.Text = "Send data or receive failed with error: " + exception.Message;
// Could retry the connection, but for this simple example
// just close the socket.
closing = true;
clientSocket.Dispose();
clientSocket = null;
connected = false;
}
}
public async Task UsingDataWriter()
{
var inMem = new InMemoryRandomAccessStream();
var datawriter = new DataWriter(inMem);
var starterBytes = CryptographicBuffer.GenerateRandom(32).AsBytes();
var mStream = CryptographicBuffer.GenerateRandom(1024 * 1024).AsBytes();
MemoryStream outStream = new System.IO.MemoryStream();
var tinyStream = ConfigureStream(outStream, PwCompressionAlgorithm.GZip, true);
await tinyStream.WriteAsync(starterBytes, 0, starterBytes.Length);
await tinyStream.WriteAsync(mStream, 0, mStream.Length);
tinyStream.Dispose();
byte[] bb = outStream.ToArray();
var source = bb.AsBuffer();
var aesKey = CryptographicBuffer.GenerateRandom(32);
var iv = CryptographicBuffer.GenerateRandom(16);
var encrypted = EncryptDatabase(source, aesKey, iv);
CollectionAssert.AreNotEqual(mStream, encrypted.AsBytes());
datawriter.WriteBuffer(encrypted);
await datawriter.StoreAsync();
datawriter.DetachStream();
datawriter.Dispose();
var i = inMem.GetInputStreamAt(0);
var datareader = new DataReader(i);
datareader.ByteOrder = ByteOrder.LittleEndian;
await datareader.LoadAsync((uint)inMem.Size);
var fromStrea = datareader.ReadBuffer(datareader.UnconsumedBufferLength);
var decryped = DecryptDatabase(fromStrea, aesKey, iv);
Stream bigStream = ConfigureStream(new MemoryStream(decryped.AsBytes()), PwCompressionAlgorithm.GZip, false);
System.IO.MemoryStream bigStreamOut = new System.IO.MemoryStream();
bigStream.CopyTo(bigStreamOut);
var buffer1 = CryptographicBuffer.CreateFromByteArray(bigStreamOut.ToArray());
var reader = DataReader.FromBuffer(buffer1);
var x = reader.ReadBuffer(32).AsBytes();
CollectionAssert.AreEqual(starterBytes, x);
}
public void WriteAsync(SocketEventArgs args)
{
if (_socket == null)
{
args.SocketException = new InvalidOperationException("No server connection has been established.");
args.Complete();
return;
}
try
{
// Write data to the socket
var writer = new DataWriter(_socket.OutputStream);
writer.WriteBytes(args.MessageToSend.Serialize());
writer.StoreAsync().Completed += (info, status) =>
{
writer.DetachStream();
writer.Dispose();
if (args.MessageToSend is IMqttIdMessage)
{
var msgWithId = args.MessageToSend as IMqttIdMessage;
_logger.LogMessage("Socket", LogLevel.Verbose, string.Format("Sent message type '{0}', ID={1} to server.", msgWithId.MessageType, msgWithId.MessageId));
}
else
{
_logger.LogMessage("Socket", LogLevel.Verbose, string.Format("Sent message type '{0}' to server.", args.MessageToSend.MessageType));
}
if (info.Status == AsyncStatus.Error)
{
args.SocketException = info.ErrorCode;
}
args.Complete();
};
}
catch (Exception ex)
{
args.SocketException = ex;
args.Complete();
}
}
public static async Task DownloadProfileImg()
{
if (!Credentials.Authenticated)
return;
try
{
var folder = ApplicationData.Current.LocalFolder;
var thumb = await folder.CreateFileAsync("UserImg.png", CreationCollisionOption.ReplaceExisting);
var http = new HttpClient();
byte[] response = { };
switch (Settings.SelectedApiType)
{
case ApiType.Mal:
await Task.Run(async () => response = await http.GetByteArrayAsync($"https://myanimelist.cdn-dena.com/images/userimages/{Credentials.Id}.jpg"));
break;
case ApiType.Hummingbird:
var avatarLink = await new ProfileQuery().GetHummingBirdAvatarUrl();
await Task.Run(async () => response = await http.GetByteArrayAsync(avatarLink));
break;
default:
throw new ArgumentOutOfRangeException();
}
//get bytes
var fs = await thumb.OpenStreamForWriteAsync(); //get stream
var writer = new DataWriter(fs.AsOutputStream());
writer.WriteBytes(response); //write
await writer.StoreAsync();
await writer.FlushAsync();
writer.Dispose();
await ViewModelLocator.GeneralHamburger.UpdateProfileImg(false);
}
catch (Exception)
{
//
}
await Task.Delay(2000);
await ViewModelLocator.GeneralHamburger.UpdateProfileImg(false);
}
private async Task ConnectClientInternal()
{
if (_socket != null)
{
throw new Exception("connect() is already called");
}
await Task.Factory.StartNew(async () =>
{
try
{
int port = (_uri.Port != -1) ? _uri.Port : (_uri.Scheme.Equals("wss") ? 443 : 80);
string path = (_uri.AbsolutePath != null) ? _uri.AbsolutePath : "/";
if (_uri.Query != null)
{
path += "?" + _uri.Query;
}
string originScheme = _uri.Scheme.Equals("wss") ? "https" : "http";
Uri origin = new Uri(originScheme + "://" + _uri.Host);
// To fix: get Origin from extraHeaders if set there.
this._socket = new InternalSocket();
await this._socket.ConnectAsync(_uri.Host, port);
if (_uri.Scheme.Equals("wss"))
{
await this._socket.UpgradeToSslAsync(_uri.Host);
}
string key = CreateSecKey();
DataWriter writer = new DataWriter(_socket.OutputStream);
writer.WriteString("GET " + path + " HTTP/1.1\r\n");
writer.WriteString("Upgrade: websocket\r\n");
writer.WriteString("Connection: Upgrade\r\n");
writer.WriteString("Host: " + _uri.Host + "\r\n");
writer.WriteString("Origin: " + origin.ToString() + "\r\n");
writer.WriteString("Sec-WebSocket-Key: " + key + "\r\n");
writer.WriteString("Sec-WebSocket-Version: 13\r\n");
if (_extraRequestHeaders != null)
{
foreach (Http.Header header in _extraRequestHeaders)
{
writer.WriteString(header.ToString() + "\r\n");
}
}
writer.WriteString("\r\n");
await writer.StoreAsync(); //异步发送数据
writer.DetachStream(); //分离
writer.Dispose(); //结束writer
DataReader reader = new DataReader(_socket.InputStream);
reader.ByteOrder = ByteOrder.LittleEndian;
//// Read HTTP response status line.
var startLine = await ReadLine(reader);
if (startLine == null)
{
throw new Exception("Received no reply from server.");
}
Http.StatusLine statusLine = new Http.StatusLine(startLine);
int statusCode = statusLine.StatusCode;
if (statusCode != 101)
{
throw new Exception("wrong HTTP response code: " + statusCode);
}
// Read HTTP response headers.
string line;
while ((line = await ReadLine(reader)) != null && line.Length > 0)
{
Http.Header header = new Http.Header(line);
Debug.WriteLine(line);
if (header.HeaderName.Equals("Sec-WebSocket-Accept", StringComparison.OrdinalIgnoreCase))
{
string receivedAccept = header.HeaderValue;
string shouldBeAccept = CreateAccept(key);
if (!receivedAccept.Equals(shouldBeAccept))
throw new Exception("Wrong Sec-WebSocket-Accept: " + receivedAccept + " should be: " + shouldBeAccept);
}
if (_serverResponseHeaders == null)
{
_serverResponseHeaders = new List<Http.Header>();
}
_serverResponseHeaders.Add(header);
}
if (this.Opened != null)
{
this.Opened(this, EventArgs.Empty);
}
//Upgrade: websocket
//Connection: Upgrade
//Sec-WebSocket-Accept: 1xY289lHcEMbLpEBgOYRBBL9N9c=
//Sec-WebSocket-Protocol: chat
//Content-Type: application/octet-stream
//Seq-Id: 667035124
// Read & process frame
while (true)
{
FrameParser.Frame frame = await FrameParser.ReadFrame(reader);
if (frame != null)
{
await ProcessIncomingFrame(frame);
}
}
}
catch (IOException ex)
{
if (this.Closed != null)
{
this.Closed(this, new WebSocketClosedEventArgs(0, "EOF"));
}
}
catch (Exception ex)
{
if (this.Closed != null)
{
this.Closed(this, new WebSocketClosedEventArgs(0, "Exception"));
}
}
finally
{
Disconnect();
}
});
}
private async Task<Image> DataToImage(Tile tile)
{
BitmapImage bitmapImage = new BitmapImage();
if (tile.IsSuccessd)
{
InMemoryRandomAccessStream randomAccessStream = new InMemoryRandomAccessStream();
DataWriter writer = new DataWriter(randomAccessStream.GetOutputStreamAt(0));
writer.WriteBytes(tile.MapImage.Data);
await writer.StoreAsync();
bitmapImage.SetSource(randomAccessStream);
writer.Dispose();
randomAccessStream.Dispose();
}
Image image = new Image()
{
Opacity = 1.0,
Tag = tile,
IsHitTestVisible = false,
Name = tile.TileKey,
Stretch = Stretch.Fill,
Source = bitmapImage
};
double resolution = tile.Resolution;
LayerContainer.SetBounds(image, GetTilesBounds(tile.Column, tile.Row, tile.Resolution));//计算该image的范围
return image;
}
private async Task SendFrame(byte[] frame)
{
await Task.Factory.StartNew(async () =>
{
try
{
var outputStream = _socket.OutputStream;
DataWriter writer = new DataWriter(outputStream);
writer.WriteBytes(frame);
await writer.StoreAsync(); //异步发送数据
writer.DetachStream(); //分离
writer.Dispose(); //结束writer
}
catch (IOException ex)
{
if (this.OnError != null)
{
this.OnError(this, ex);
}
}
});
}
