static public bool HandleException(Exception exception, TextBox outputField, MainPage rootPage)
{
SyndicationErrorStatus status = SyndicationError.GetStatus(exception.HResult);
if (status != SyndicationErrorStatus.Unknown)
{
outputField.Text += "The response content is not valid. " +
"Please make sure to use a URI that points to an Atom feed.\r\n";
}
else
{
WebErrorStatus webError = WebError.GetStatus(exception.HResult);
if (webError == WebErrorStatus.Unauthorized)
{
outputField.Text += "Incorrect username or password.\r\n";
}
else if (webError == WebErrorStatus.Unknown)
{
// Neither a syndication nor a web error.
return(false);
}
}
rootPage.NotifyUser(exception.Message, NotifyType.ErrorMessage);
return(true);
}
private async Task ConnectAsyncCore(Uri uri, CancellationToken cancellationToken)
{
var rtWebSocket = new WinRTWebSocket();
_innerWebSocket = rtWebSocket;
try
{
// Change internal state to 'connected' to enable the other methods
if ((InternalState)Interlocked.CompareExchange(ref _state, (int)InternalState.Connected, (int)InternalState.Connecting) != InternalState.Connecting)
{
// Aborted/Disposed during connect.
throw new ObjectDisposedException(GetType().FullName);
}
await rtWebSocket.ConnectAsync(uri, cancellationToken, Options);
}
catch (Exception ex)
{
WebErrorStatus status = RTWebSocketError.GetStatus(ex.HResult);
var inner = new Exception(status.ToString(), ex);
WebSocketException wex = new WebSocketException(SR.net_webstatus_ConnectFailure, inner);
if (Logging.On)
{
Logging.Exception(Logging.WebSockets, this, "ConnectAsync", wex);
}
throw wex;
}
}
public static string BuildWebSocketError(Exception ex)
{
ex = ex.GetBaseException();
if ((uint)ex.HResult == 0x800C000EU)
{
// INET_E_SECURITY_PROBLEM - our custom certificate validator rejected the request.
return("Error: Rejected by custom certificate validation.");
}
WebErrorStatus status = WebSocketError.GetStatus(ex.HResult);
// Normally we'd use the HResult and status to test for specific conditions we want to handle.
// In this sample, we'll just output them for demonstration purposes.
switch (status)
{
case WebErrorStatus.CannotConnect:
case WebErrorStatus.NotFound:
case WebErrorStatus.RequestTimeout:
return("Cannot connect to the server. Please make sure " +
"to run the server setup script before running the sample.");
case WebErrorStatus.Unknown:
return("COM error: " + ex.HResult);
default:
return("Error: " + status);
}
}
public async Task <byte[]> ReceiveMessageFromWebSocketClientAsync(object webSocketClient, byte[] buffer, CancellationToken token)
{
var websocket = webSocketClient as StreamWebSocket;
if (websocket == null)
{
throw new InvalidCastException("cannot cast webSocketClient object to StreamWebSocket");
}
try
{
Stream readStream = websocket.InputStream.AsStreamForRead();
//await readStream.ReadAsync(buffer.AsBuffer(), Convert.ToUInt16(buffer.Length), InputStreamOptions.Partial);
while (true)
{
int bytesReceived = 0;
Debug.WriteLine("local address: " + websocket.Information.LocalAddress);
int read = await readStream.ReadAsync(buffer, 0, buffer.Length, token);
bytesReceived += read;
bytesReceived -= 4;
if (read < 4)
{
continue; // TODO: potential problem?
}
var lengthByte = new byte[4];
Array.Copy(buffer, lengthByte, 4);
if (BitConverter.IsLittleEndian)
{
Array.Reverse(lengthByte);
}
var length = BitConverter.ToInt32(lengthByte, 0);
if (length == 0)
{
continue; // TODO: empty message?
}
byte[] incomingData = new byte[length];
Array.Copy(buffer, 4, incomingData, 0, read - 4);
int index = read - 4;
var rest = length - (read - 4);
while (rest > 0)
{
read = await readStream.ReadAsync(buffer, 0, buffer.Length);
bytesReceived += read;
rest -= read;
Array.Copy(buffer, 0, incomingData, index, read);
index += read;
}
return(incomingData);
}
}
catch (Exception ex)
{
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
Debug.WriteLine("Exception during message sending: " + ex.Message);
throw;
}
}
public async void ConnectAsync()
{
if (socket == null)
{
Debug.Log("Configure MessageWebSocket");
ConfigureWebSocket(url, headers);
}
AttachHandlers();
try {
await socket.ConnectAsync(uri);
dataWriter = new DataWriter(socket.OutputStream);
isOpened = true;
RaiseOpen();
} catch (Exception ex) {
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
if (status.Equals(WebErrorStatus.Unknown))
{
Debug.LogError("An unknown WebErrorStatus exception occurred.");
}
else
{
RaiseError("Error: MessageWebSocket failed to connect: " + status.ToString());
}
}
}
private void HandleOnMessage(object sender, MessageWebSocketMessageReceivedEventArgs args)
{
if (OnMessage == null)
{
return;
}
try {
using (var reader = args.GetDataReader()) {
if (args.MessageType == SocketMessageType.Utf8)
{
string text = reader.ReadString(reader.UnconsumedBufferLength);
OnMessage.Invoke(sender, new WebSocketMessageEventArgs(text));
}
else if (args.MessageType == SocketMessageType.Binary)
{
byte[] data = new byte[reader.UnconsumedBufferLength];
reader.ReadBytes(data);
OnMessage.Invoke(sender, new WebSocketMessageEventArgs(data));
}
}
} catch (Exception ex) {
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
RaiseError(status.ToString() + " " + ex.Message);
}
}
#pragma warning disable 0672, 618
public override void OnReceivedError(Android.Webkit.WebView view, [GeneratedEnum] ClientError errorCode, string description, string failingUrl)
{
_webViewSuccess = false;
_webErrorStatus = ConvertClientError(errorCode);
base.OnReceivedError(view, errorCode, description, failingUrl);
}
private void MessageReceived(MessageWebSocket sender, MessageWebSocketMessageReceivedEventArgs args)
{
try
{
MarshalText(OutputField, "Message Received; Type: " + args.MessageType + "\r\n");
using (DataReader reader = args.GetDataReader())
{
reader.UnicodeEncoding = Windows.Storage.Streams.UnicodeEncoding.Utf8;
string read = reader.ReadString(reader.UnconsumedBufferLength);
MarshalText(OutputField, read + "\r\n");
}
}
catch (Exception ex) // For debugging
{
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
if (status == WebErrorStatus.Unknown)
{
throw;
}
// Normally we'd use the status to test for specific conditions we want to handle specially,
// and only use ex.Message for display purposes. In this sample, we'll just output the
// status for debugging here, but still use ex.Message below.
MarshalText(OutputField, "Error: " + status + "\r\n");
MarshalText(OutputField, ex.Message + "\r\n");
}
}
/// <summary>
/// Play preinstalled recording button click handler
/// </summary>
/// <param name="sender">Sender object</param>
/// <param name="args">Event arguments</param>
private async void LoadButton_Click(object sender, RoutedEventArgs e)
{
SenseRecording recording = null;
WebErrorStatus exceptionDetail = new WebErrorStatus();
try
{
recording = await SenseRecording.LoadFromUriAsync(new Uri("https://github.com/Microsoft/steps/raw/master/Steps/Simulations/short%20walk.txt"));
}
catch (Exception ex)
{
exceptionDetail = WebError.GetStatus(ex.GetBaseException().HResult);
}
if (exceptionDetail == WebErrorStatus.HostNameNotResolved)
{
MessageDialog dialog = new MessageDialog("Check your network connection. Host name could not be resolved.", "Information");
await dialog.ShowAsync();
}
if (recording != null)
{
_stepCounter = await StepCounterSimulator.GetDefaultAsync(recording);
MessageDialog dialog = new MessageDialog(
"Recorded sensor type: " + recording.Type.ToString() +
"\r\nDescription: " + recording.Description +
"\r\nRecording date: " + recording.StartTime.ToString() +
"\r\nDuration: " + recording.Duration.ToString(),
"Recording info"
);
await dialog.ShowAsync();
}
}
private void Stop_Click(object sender, RoutedEventArgs e)
{
try
{
if (streamWebSocket != null)
{
rootPage.NotifyUser("Stopping", NotifyType.StatusMessage);
streamWebSocket.Close(1000, "Closed due to user request.");
streamWebSocket = null;
}
else
{
rootPage.NotifyUser("There is no active socket to stop.", NotifyType.StatusMessage);
}
}
catch (Exception ex)
{
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
if (status == WebErrorStatus.Unknown)
{
throw;
}
// Normally we'd use the status to test for specific conditions we want to handle specially,
// and only use ex.Message for display purposes. In this sample, we'll just output the
// status for debugging here, but still use ex.Message below.
rootPage.NotifyUser("Error: " + status, NotifyType.ErrorMessage);
OutputField.Text += ex.Message + "\r\n";
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
foreach (Contact item in context.Contacts)
{
Master.Items.Add(item.Name);
}
this.messageWebSocket = new MessageWebSocket();
// In this example, we send/receive a string, so we need to set the MessageType to Utf8.
this.messageWebSocket.Control.MessageType = SocketMessageType.Utf8;
this.messageWebSocket.MessageReceived += WebSocket_MessageReceived;
this.messageWebSocket.Closed += WebSocket_Closed;
try
{
connectTask = this.messageWebSocket.ConnectAsync(new Uri("wss://echo.websocket.org")).AsTask();
}
catch (Exception ex)
{
WebErrorStatus webErrorStatus = WebSocketError.GetStatus(ex.GetBaseException().HResult);
// Add additional code here to handle exceptions.
}
}
private bool IsExceptionHandled(string title, Exception ex, DownloadOperation download = null)
{
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
if (error == WebErrorStatus.Unknown)
{
return(false);
}
string errorMsg = null;
if (download == null)
{
Debug.WriteLine(String.Format(CultureInfo.CurrentCulture, "Error: {0}: {1}", title, error));
errorMsg = String.Format(CultureInfo.CurrentCulture, "{0}: {1}", title, error);
}
else
{
Debug.WriteLine(String.Format(CultureInfo.CurrentCulture, "Error: {0} - {1}: {2}", download.Guid, title, error));
errorMsg = String.Format(CultureInfo.CurrentCulture, "{0} - {1}: {2}", download.Guid, title, error);
}
// Event calling for status msg
DownloadStatusMessageChanged?.Invoke("Error", download.ResultFile.Name);
return(true);
}
/// <summary>
/// Initialize the view model by enumerating all existing downloads.
/// </summary>
public override async Task Initialize()
{
if (_activeDownloads != null)
{
return;
}
IsDownloading = false;
IsIndeterminate = false;
Description = null;
InstallationStep = null;
_activeDownloads = new ConcurrentDictionary <string, DownloadOperation>();
IEnumerable <DownloadOperation> downloads = null;
try
{
downloads = await BackgroundDownloader.GetCurrentDownloadsAsync();
}
catch (Exception ex)
{
telemetry.TrackException(ex, new Dictionary <string, string> {
{ "Scenario", "InitializeDownloads" }
});
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
await QuranApp.NativeProvider.ShowErrorMessageBox("Error getting active downloads: " + error.ToString());
return;
}
if (downloads.Any())
{
await HandleDownloadsAsync(downloads.ToList(), false);
}
}
public async void SendString(string data)
{
try
{
socket.Control.MessageType = SocketMessageType.Utf8;
messageWriter.WriteString(data);
await messageWriter.StoreAsync();
}
catch (Exception ex)
{
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
switch (status)
{
case WebErrorStatus.OperationCanceled:
Debug.LogError("Background write canceled.");
break;
default:
Debug.LogError("Error: " + status);
Debug.LogError(ex.Message);
break;
}
}
}
private void MessageReceived(MessageWebSocket sender, MessageWebSocketMessageReceivedEventArgs args)
{
try
{
System.Diagnostics.Debug.WriteLine("Message Received; Type: " + args.MessageType);
using (DataReader reader = args.GetDataReader())
{
reader.UnicodeEncoding = Windows.Storage.Streams.UnicodeEncoding.Utf8;
string read = reader.ReadString(reader.UnconsumedBufferLength);
//Convert to JSON
if (read != "")
{
}
System.Diagnostics.Debug.WriteLine(read);
}
}
catch (Exception ex) // For debugging
{
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
if (status == WebErrorStatus.Unknown)
{
throw;
}
// Normally we'd use the status to test for specific conditions we want to handle specially,
// and only use ex.Message for display purposes. In this sample, we'll just output the
// status for debugging here, but still use ex.Message below.
System.Diagnostics.Debug.WriteLine("Error: " + status);
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}
private void OnError(WKWebView webView, WKNavigation navigation, NSError error)
{
if (this.Log().IsEnabled(Microsoft.Extensions.Logging.LogLevel.Error))
{
this.Log().ErrorFormat("Could not navigate to web page: {0}", error.LocalizedDescription);
}
WebErrorStatus status = WebErrorStatus.OperationCanceled;
_errorMap.TryGetValue((NSUrlError)(int)error.Code, out status);
if (status != WebErrorStatus.OperationCanceled)
{
Uri uri;
//If the url which failed to load is available in the user info, use it because with the WKWebView the
//field webView.Url is equal to last successfully loaded URL and not to the failed URL
var failedUrl = error.UserInfo.UnoGetValueOrDefault(new NSString("NSErrorFailingURLStringKey")) as NSString;
if (failedUrl != null)
{
uri = new Uri(failedUrl);
}
else
{
uri = webView.Url?.ToUri() ?? _parentWebView.Source;
}
_parentWebView.OnNavigationFailed(new WebViewNavigationFailedEventArgs()
{
Uri = uri,
WebErrorStatus = status
});
_parentWebView.OnComplete(uri, false, status);
}
}
/// <summary>
/// Найти все фоновые загрузки и обработать их.
/// </summary>
public async void DiscoverActiveDownloads()
{
lock (_lockObject)
{
if (_downloadsAttached)
{
return;
}
_downloadsAttached = true;
}
IsLoading = true;
await Task.Run(async() =>
{
IReadOnlyList <DownloadOperation> downloads = null;
try { downloads = await BackgroundDownloader.GetCurrentDownloadsForTransferGroupAsync(_transferGroup); }
catch (Exception ex)
{
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
_logService.LogText($"Getting downloads error - {error}\n{ex.ToString()}");
}
if (downloads != null && downloads.Count > 0)
{
for (int i = 0; i < downloads.Count; i++)
{
HandleDownloadAsync(downloads[i], false);
}
}
});
IsLoading = false;
}
private async void GetFeed_Click(object sender, RoutedEventArgs e)
{
outputField.Text = "";
// By default 'FeedUri' is disabled and URI validation is not required. When enabling the text box
// validating the URI is required since it was received from an untrusted source (user input).
// The URI is validated by calling Uri.TryCreate() that will return 'false' for strings that are not valid URIs.
// Note that when enabling the text box users may provide URIs to machines on the intrAnet that require
// the "Home or Work Networking" capability.
Uri uri;
if (!Uri.TryCreate(FeedUri.Text.Trim(), UriKind.Absolute, out uri))
{
rootPage.NotifyUser("Error: Invalid URI.", NotifyType.ErrorMessage);
return;
}
SyndicationClient client = new SyndicationClient();
client.BypassCacheOnRetrieve = true;
// Although most HTTP servers do not require User-Agent header, others will reject the request or return
// a different response if this header is missing. Use SetRequestHeader() to add custom headers.
client.SetRequestHeader("User-Agent", "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)");
rootPage.NotifyUser("Downloading feed...", NotifyType.StatusMessage);
outputField.Text = "Downloading feed: " + uri.ToString() + "\r\n";
try
{
currentFeed = await client.RetrieveFeedAsync(uri);
rootPage.NotifyUser("Feed download complete.", NotifyType.StatusMessage);
DisplayFeed();
}
catch (Exception ex)
{
SyndicationErrorStatus status = SyndicationError.GetStatus(ex.HResult);
if (status == SyndicationErrorStatus.InvalidXml)
{
outputField.Text += "An invalid XML exception was thrown. " +
"Please make sure to use a URI that points to a RSS or Atom feed.";
}
if (status == SyndicationErrorStatus.Unknown)
{
WebErrorStatus webError = WebError.GetStatus(ex.HResult);
if (webError == WebErrorStatus.Unknown)
{
// Neither a syndication nor a web error. Rethrow.
throw;
}
}
rootPage.NotifyUser(ex.Message, NotifyType.ErrorMessage);
}
}
private async Task <bool> ValidateApplicationUsage()
{
// Hanu Epoch time.
DateTime lastValidationTime = new DateTime(2011, 11, 4);
DateTime now = DateTime.Now;
var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
if (localSettings.Values["ValidationTime"] != null)
{
// This is not the first use.
lastValidationTime = DateTime.Parse(localSettings.Values["ValidationTime"].ToString());
}
TimeSpan interval = now.Subtract(lastValidationTime);
if (interval.Days > 7)
{
// Validate again
try
{
using (HttpClient hc = new HttpClient())
{
Uri address = new Uri("http://apps.ayansh.com/HanuGCM/Validate.php");
var values = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("blogurl", _blogURL),
};
HttpFormUrlEncodedContent postContent = new HttpFormUrlEncodedContent(values);
HttpResponseMessage response = await hc.PostAsync(address, postContent).AsTask();
string response_text = await response.Content.ReadAsStringAsync();
if (response_text.Equals("Success"))
{
// Set Validation time as now
localSettings.Values["ValidationTime"] = now.ToString();
return(true);
}
else
{
return(false);
}
}
}
catch (Exception e)
{
WebErrorStatus error = WebError.GetStatus(e.GetBaseException().HResult);
System.Diagnostics.Debug.WriteLine(e.Message);
System.Diagnostics.Debug.WriteLine(error.ToString());
return(false);
}
}
return(true);
}
/// <summary>
/// Raw websocket messages from server - convert to message types and call subscribers of events and/or callbacks
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
void mws_MessageReceived(MessageWebSocket sender, MessageWebSocketMessageReceivedEventArgs args)
{
string read = null;
try
{
using (DataReader reader = args.GetDataReader())
{
reader.UnicodeEncoding = Windows.Storage.Streams.UnicodeEncoding.Utf8;
read = reader.ReadString(reader.UnconsumedBufferLength);
Debug.WriteLine("[SOCKET_IO]: < " + read);
}
IMessage iMsg = SocketIOClient.Messages.Message.Factory(read);
if (iMsg.Event == "responseMsg")
{
Debug.WriteLine(string.Format("InvokeOnEvent: {0}", iMsg.RawMessage));
}
switch (iMsg.MessageType)
{
case SocketIOMessageTypes.Disconnect:
this.OnMessageEvent(iMsg);
if (string.IsNullOrWhiteSpace(iMsg.Endpoint)) // Disconnect the whole socket
{
this.Close();
}
break;
case SocketIOMessageTypes.Heartbeat:
this.OnHeartBeatTimerCallback(null);
break;
case SocketIOMessageTypes.Connect:
case SocketIOMessageTypes.Message:
case SocketIOMessageTypes.JSONMessage:
case SocketIOMessageTypes.Event:
case SocketIOMessageTypes.Error:
this.OnMessageEvent(iMsg);
break;
case SocketIOMessageTypes.ACK:
this.registrationManager.InvokeCallBack(iMsg.AckId, iMsg.Json);
break;
default:
Debug.WriteLine("unknown mws message Received...");
break;
}
}
catch (Exception ex) // For debugging
{
this.mwsState = WebSocketState.Closed;
WebErrorStatus status = WebSocketError.GetStatus(ex.GetBaseException().HResult);
Debug.WriteLine("mws_MessageReceived::exception : " + status);
this.OnErrorEvent(this, new ErrorEventArgs(status.ToString(), ex));
//this.Close();
}
}
/// <summary>
/// 监视指定的后台下载任务
/// </summary>
/// <param name="download">后台下载任务</param>
private async Task HandleDownloadAsync(DownloadManage.HandleModel model)
{
try
{
DownloadProgress(model.downOp);
//进度监控
Progress <DownloadOperation> progressCallback = new Progress <DownloadOperation>(DownloadProgress);
await model.downOp.AttachAsync().AsTask(model.cts.Token, progressCallback);
//保存任务信息
// StorageFolder folder = ApplicationData.Current.LocalFolder;
StorageFolder DowFolder = await KnownFolders.VideosLibrary.CreateFolderAsync("Bili-Down", CreationCollisionOption.OpenIfExists);
StorageFile file = await DowFolder.GetFileAsync(model.Guid + ".bili");
//用Url编码是因为不支持读取中文名
//含会出现：在多字节的目标代码页中，没有此 Unicode 字符可以映射到的字符。错误
string path = WebUtility.UrlDecode(await FileIO.ReadTextAsync(file));
StorageFolder folder = await StorageFolder.GetFolderFromPathAsync(path);
StorageFile files = await folder.CreateFileAsync(model.Guid + ".json", CreationCollisionOption.OpenIfExists); //await StorageFile.GetFileFromPathAsync(path+@"\" + model.Guid + ".json");
string json = await FileIO.ReadTextAsync(files);
DownloadManage.DownModel info = JsonConvert.DeserializeObject <DownloadManage.DownModel>(json);
info.downloaded = true;
string jsonInfo = JsonConvert.SerializeObject(info);
StorageFile fileWrite = await folder.CreateFileAsync(info.Guid + ".json", CreationCollisionOption.ReplaceExisting);
await FileIO.WriteTextAsync(fileWrite, jsonInfo);
//移除正在监控
HandleList.Remove(model.downModel.Guid);
GetDownOk_New();
}
catch (TaskCanceledException)
{
//取消通知
//ToastTemplateType toastTemplate = ToastTemplateType.ToastText01;
//XmlDocument toastXml = ToastNotificationManager.GetTemplateContent(toastTemplate);
//XmlNodeList toastTextElements = toastXml.GetElementsByTagName("text");
//IXmlNode toastNode = toastXml.SelectSingleNode("/toast");
//((XmlElement)toastNode).SetAttribute("duration", "short");
//toastTextElements[0].AppendChild(toastXml.CreateTextNode(String.Format("取消任务{0}", model.downModel.title)));
//ToastNotification toast = new ToastNotification(toastXml);
//ToastNotificationManager.CreateToastNotifier().Show(toast);
}
catch (Exception ex)
{
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
return;
}
finally
{
list_Downing.Items.Remove(model);
}
}
private void OnNavigationFailed(WebErrorStatus webErrorStatus)
{
VisualStateManager.GoToState(this, LoadedStateName, true);
if (_titleBar != null)
{
_titleBar.Text = webErrorStatus.ToString();
}
}
public bool IsExceptionHandled(string title, Exception ex)
{
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
if (error == WebErrorStatus.Unknown)
{
return(false);
}
return(true);
}
private async void button_Click(object sender, RoutedEventArgs e)
{
System.Diagnostics.Debug.WriteLine("Starting... ");
bool connecting = true;
if (String.IsNullOrEmpty(playerName.Text))
{
System.Diagnostics.Debug.WriteLine("Speler naam is niet aangegeven!");
return;
}
try
{
if (messageWebSocket == null) //Connection is not there yet.. lets make the bloody connection!
{
Uri server;
if (!TryGetUri("ws://192.168.178.105:4141", out server))
{
return;
}
//Server is now build..
messageWebSocket = new MessageWebSocket();
messageWebSocket.Control.MessageType = SocketMessageType.Utf8;
messageWebSocket.MessageReceived += MessageReceived;
// Dispatch close event on UI thread. This allows us to avoid synchronizing access to messageWebSocket.
messageWebSocket.Closed += async(senderSocket, args) =>
{
await Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => Closed(senderSocket, args));
};
await messageWebSocket.ConnectAsync(server);
messageWriter = new DataWriter(messageWebSocket.OutputStream);
messageWriter.WriteString(playerName.Text);
await messageWriter.StoreAsync();
}
else if (messageWriter != null)
{
messageWriter.WriteString(playerName.Text);
await messageWriter.StoreAsync();
}
} catch (Exception er)
{
if (connecting && messageWebSocket != null)
{
messageWebSocket.Dispose();
messageWebSocket = null;
}
WebErrorStatus status = WebSocketError.GetStatus(er.GetBaseException().HResult);
}
}
public static string HttpClientExceptionHandler(int code, Exception ex)
{
WebErrorStatus error = WebError.GetStatus(code);
if (error == WebErrorStatus.CannotConnect ||
error == WebErrorStatus.CertificateCommonNameIsIncorrect ||
error == WebErrorStatus.CertificateContainsErrors ||
error == WebErrorStatus.CertificateExpired ||
error == WebErrorStatus.CertificateIsInvalid ||
error == WebErrorStatus.CertificateRevoked)
{
return("Error establishing a secure connection. This is usually caused by antivirus, firewall or VPN software, or problems with your ISP.");
}
else if (error == WebErrorStatus.Timeout)
{
return("The connection to AnkiWeb timed out. Please check your network connection and try again.");
}
else if (error == WebErrorStatus.InternalServerError)
{
return("AnkiWeb encountered an error. Please try again in a few minutes, and if the problem persists, please file a bug report.");
}
else if (error == WebErrorStatus.NotImplemented)
{
return("Please upgrade to the latest version of Anki.");
}
else if (error == WebErrorStatus.BadGateway)
{
return("AnkiWeb is under maintenance. Please try again in a few minutes.");
}
else if (error == WebErrorStatus.ServiceUnavailable)
{
return("AnkiWeb is too busy at the moment. Please try again in a few minutes.");
}
else if (error == WebErrorStatus.GatewayTimeout)
{
return("504 gateway timeout error received. Please try temporarily disabling your antivirus.");
}
else if (error == WebErrorStatus.Conflict)
{
return("Only one client can access AnkiWeb at a time. If a previous sync failed, please try again in a few minutes.");
}
else if (error == WebErrorStatus.ProxyAuthenticationRequired)
{
return("Proxy authentication required.");
}
else if (error == WebErrorStatus.RequestEntityTooLarge)
{
return("Your collection or a media file is too large to sync.");
}
else
{
return(String.Format("Error Code: {0:X}! {1}", ex.HResult, ex.Message));
}
}
private async Task DisplayCounterUrl()
{
if (counter > 0 && counter <= urlsToCapture.Count)
{
currentURL = urlsToCapture[counter - 1];
counterBox.Text = counter.ToString();
counterView.Text = "/" + urlsToCapture.Count;
urlView.Text = currentURL;
currentErrorStatus = await RefreshCurrentUrl();
}
}
private void LoadFailed(WebView webView, WebErrorStatus status, string message)
{
var reactContext = webView.GetReactContext();
reactContext.GetNativeModule <UIManagerModule>()
.EventDispatcher
.DispatchEvent(
new WebViewLoadingErrorEvent(
webView.GetTag(),
status,
message));
}
/// 监视指定的后台下载任务
/// </summary>
/// <param name="download">后台下载任务</param>
private async Task HandleDownloadAsync(DownloadModel model)
{
try
{
DownloadProgress(model.handel.downOp);
//进度监控
Progress <DownloadOperation> progressCallback = new Progress <DownloadOperation>(DownloadProgress);
await model.handel.downOp.AttachAsync().AsTask(model.handel.cts.Token, progressCallback);
model.videoinfo.downstatus = true;
var PartFolder = await StorageFolder.GetFolderFromPathAsync(model.videoinfo.folderPath);
StorageFile sefile = await PartFolder.CreateFileAsync(model.videoinfo.mid + ".json", CreationCollisionOption.OpenIfExists);
await FileIO.WriteTextAsync(sefile, JsonConvert.SerializeObject(model.videoinfo));
////保存任务信息
//// StorageFolder folder = ApplicationData.Current.LocalFolder;
//StorageFolder DowFolder = await KnownFolders.VideosLibrary.CreateFolderAsync("Bili-Down", CreationCollisionOption.OpenIfExists);
//StorageFile file = await DowFolder.GetFileAsync(model.Guid + ".bili");
////用Url编码是因为不支持读取中文名
////含会出现：在多字节的目标代码页中，没有此 Unicode 字符可以映射到的字符。错误
//string path = WebUtility.UrlDecode(await FileIO.ReadTextAsync(file));
//StorageFolder folder = await StorageFolder.GetFolderFromPathAsync(path);
//StorageFile files = await folder.CreateFileAsync(model.Guid + ".json", CreationCollisionOption.OpenIfExists); //await StorageFile.GetFileFromPathAsync(path+@"\" + model.Guid + ".json");
//string json = await FileIO.ReadTextAsync(files);
//DownloadManage.DownModel info = JsonConvert.DeserializeObject<DownloadManage.DownModel>(json);
//info.downloaded = true;
//string jsonInfo = JsonConvert.SerializeObject(info);
//StorageFile fileWrite = await folder.CreateFileAsync(info.Guid + ".json", CreationCollisionOption.ReplaceExisting);
//await FileIO.WriteTextAsync(fileWrite, jsonInfo);
////移除正在监控
SendToast("《" + model.videoinfo.title + " " + model.videoinfo.partTitle + "》下载完成");
HandleList.Remove(model.videoinfo.downGUID);
list_Downing.Items.Remove(model);
//GetDownOk_New();
GetDownOk();
// list_Downing.Items.Remove(model);
}
catch (TaskCanceledException)
{
//取消通知
SendToast("取消任务《" + model.videoinfo.title + " " + model.videoinfo.partTitle + "》");
list_Downing.Items.Remove(model);
GetDownOk();
}
catch (Exception ex)
{
WebErrorStatus error = BackgroundTransferError.GetStatus(ex.HResult);
return;
}
}
internal static void DisplayWebError(MainPage rootPage, Exception exception)
{
WebErrorStatus webErrorStatus = WebError.GetStatus(exception.HResult);
if (webErrorStatus == WebErrorStatus.Unknown)
{
rootPage.NotifyUser("Unknown Error: " + exception.Message, NotifyType.ErrorMessage);
}
else
{
rootPage.NotifyUser("Web Error: " + webErrorStatus, NotifyType.ErrorMessage);
}
}
public WebViewLoadingErrorEvent(int viewTag, WebErrorStatus error, string description)
: base(viewTag, TimeSpan.FromTicks(Environment.TickCount))
{
_code = (double)error;
if (description == null)
{
_description = ErrorString(error);
}
else
{
_description = description;
}
}
public WebViewLoadingErrorEvent(int viewTag, WebErrorStatus error, string description)
: base(viewTag, TimeSpan.FromTicks(Environment.TickCount))
{
_code = (double)error;
if (description == null)
{
_description = ErrorString(error);
}
else
{
_description = description;
}
}
/// <summary>
/// Play preinstalled recording button click handler
/// </summary>
/// <param name="sender">Sender object</param>
/// <param name="args">Event arguments</param>
private async void LoadButton_Click(object sender, RoutedEventArgs e)
{
SenseRecording recording = null;
WebErrorStatus exceptionDetail = new WebErrorStatus();
try
{
recording = await SenseRecording.LoadFromUriAsync(new Uri("https://github.com/Microsoft/steps/raw/master/Steps/Simulations/short%20walk.txt"));
}
catch (Exception ex)
{
exceptionDetail = WebError.GetStatus(ex.GetBaseException().HResult);
}
if (exceptionDetail == WebErrorStatus.HostNameNotResolved)
{
MessageDialog dialog = new MessageDialog("Check your network connection. Host name could not be resolved.", "Information");
await dialog.ShowAsync();
}
if (recording != null)
{
_stepCounter = await StepCounterSimulator.GetDefaultAsync(recording);
MessageDialog dialog = new MessageDialog(
"Recorded sensor type: " + recording.Type.ToString() +
"\r\nDescription: " + recording.Description +
"\r\nRecording date: " + recording.StartTime.ToString() +
"\r\nDuration: " + recording.Duration.ToString(),
"Recording info"
);
await dialog.ShowAsync();
}
}
private void OnNavigationFailed(WebErrorStatus webErrorStatus)
{
VisualStateManager.GoToState(this, LoadedStateName, true);
if (_titleBar != null)
{
_titleBar.Text = webErrorStatus.ToString();
}
}
private string ErrorString(WebErrorStatus status)
{
switch (status)
{
case WebErrorStatus.Unknown:
return "An unknown error has occurred.";
case WebErrorStatus.CertificateCommonNameIsIncorrect:
return "The SSL certificate common name does not match the web address.";
case WebErrorStatus.CertificateExpired:
return "The SSL certificate has expired.";
case WebErrorStatus.CertificateContainsErrors:
return "The SSL certificate contains errors.";
case WebErrorStatus.CertificateRevoked:
return "The SSL certificate has been revoked.";
case WebErrorStatus.CertificateIsInvalid:
return "The SSL certificate is invalid.";
case WebErrorStatus.ServerUnreachable:
return "The server is not responding.";
case WebErrorStatus.Timeout:
return "The connection has timed out.";
case WebErrorStatus.ErrorHttpInvalidServerResponse:
return "The server returned an invalid or unrecognized response.";
case WebErrorStatus.ConnectionAborted:
return "The connection was aborted.";
case WebErrorStatus.ConnectionReset:
return "The connection was reset.";
case WebErrorStatus.Disconnected:
return "The connection was ended.";
case WebErrorStatus.HttpToHttpsOnRedirection:
return "Redirected from a location to a secure location.";
case WebErrorStatus.HttpsToHttpOnRedirection:
return "Redirected from a secure location to an unsecure location.";
case WebErrorStatus.CannotConnect:
return "Cannot connect to destination.";
case WebErrorStatus.HostNameNotResolved:
return "Could not resolve provided host name.";
case WebErrorStatus.OperationCanceled:
return "The operation was canceled.";
case WebErrorStatus.RedirectFailed:
return "The request redirect failed.";
case WebErrorStatus.UnexpectedStatusCode:
return "An unexpected status code indicating a failure was received.";
case WebErrorStatus.UnexpectedRedirection:
return "A request was unexpectedly redirected.";
case WebErrorStatus.UnexpectedClientError:
return "An unexpected client-side error has occurred.";
case WebErrorStatus.UnexpectedServerError:
return "An unexpected server-side error has occurred.";
case WebErrorStatus.MultipleChoices:
return "The requested URL represents a high level grouping of which lower level selections need to be made.";
case WebErrorStatus.MovedPermanently:
return "This and all future requests should be directed to the given URI.";
case WebErrorStatus.Found:
return "The resource was found but is available in a location different from the one included in the request.";
case WebErrorStatus.SeeOther:
return "The response to the request can be found under another URI using a GET method.";
case WebErrorStatus.NotModified:
return "Indicates the resource has not been modified since last requested.";
case WebErrorStatus.UseProxy:
return "The requested resource must be accessed through the proxy given by the Location field.";
case WebErrorStatus.TemporaryRedirect:
return "The requested resource resides temporarily under a different URI.";
case WebErrorStatus.BadRequest:
return "The request cannot be fulfilled due to bad syntax.";
case WebErrorStatus.Unauthorized:
return "Authentication has failed or credentials have not yet been provided.";
case WebErrorStatus.PaymentRequired:
return "Reserved.";
case WebErrorStatus.Forbidden:
return "The server has refused the request.";
case WebErrorStatus.NotFound:
return "The requested resource could not be found but may be available again in the future.";
case WebErrorStatus.MethodNotAllowed:
return " A request was made of a resource using a request method not supported by that resource.";
case WebErrorStatus.NotAcceptable:
return "The requested resource is only capable of generating content not acceptable according to the Accept headers sent in the request.";
case WebErrorStatus.ProxyAuthenticationRequired:
return "The client must first authenticate itself with the proxy.";
case WebErrorStatus.RequestTimeout:
return "The server timed out waiting for the request.";
case WebErrorStatus.Conflict:
return "Indicates that the request could not be processed because of conflict in the request.";
case WebErrorStatus.Gone:
return "Indicates that the resource requested is no longer available and will not be available again.";
case WebErrorStatus.LengthRequired:
return "The request did not specify the length of its content, which is required by the requested resource.";
case WebErrorStatus.PreconditionFailed:
return "The server does not meet one of the preconditions that the requester put on the request.";
case WebErrorStatus.RequestEntityTooLarge:
return "The request is larger than the server is willing or able to process.";
case WebErrorStatus.RequestUriTooLong:
return "Provided URI length exceeds the maximum length the server can process.";
case WebErrorStatus.UnsupportedMediaType:
return "The request entity has a media type which the server or resource does not support.";
case WebErrorStatus.RequestedRangeNotSatisfiable:
return "The client has asked for a portion of the file, but the server cannot supply that portion.";
case WebErrorStatus.ExpectationFailed:
return "The server cannot meet the requirements of the Expect request-header field.";
case WebErrorStatus.InternalServerError:
return "A generic error message, given when no more specific message is suitable.";
case WebErrorStatus.NotImplemented:
return "The server either does not recognize the request method, or it lacks the ability to fulfill the request.";
case WebErrorStatus.BadGateway:
return "The server was acting as a gateway or proxy and received an invalid response from the upstream server.";
case WebErrorStatus.ServiceUnavailable:
return "The server is currently unavailable.";
case WebErrorStatus.GatewayTimeout:
return "The server was acting as a gateway or proxy and did not receive a timely response from the upstream server.";
case WebErrorStatus.HttpVersionNotSupported:
return "The server does not support the HTTP protocol version used in the request.";
default:
return "An unknown error has occurred.";
}
}
