private void ConfirmButton_Click(object sender, RoutedEventArgs e)
{
string _endpoint = "";
string _key = "";
try
{
_key = key.Text.Trim();
string region = ((ComboBoxItem)endpoint.SelectedItem).Content.ToString().Trim();
_endpoint = EndpointToUriConverter.azureRegionToEndpointMapping[region];
}
catch
{
MessageBox.Show("Key or Region cannot be empty!", "Invalid Input");
return;
}
if (AzureRuntimeService.IsValidUserAccount(_key, _endpoint))
{
// Delete previous user account
AzureAccount.GetInstance().Clear();
AzureAccountStorageService.DeleteUserAccount();
// Create and save new user account
string _region = ((ComboBoxItem)endpoint.SelectedItem).Content.ToString().Trim();
AzureAccount.GetInstance().SetUserKeyAndRegion(_key, _region);
AzureAccountStorageService.SaveUserAccount(AzureAccount.GetInstance());
AzureRuntimeService.IsAzureAccountPresentAndValid = true;
SwitchViewToPreviousPage();
}
else
{
MessageBox.Show("Invalid Azure Account.\nIs your account expired?\nAre you connected to WiFi?");
}
}
private void LogOutAzureAccountButton_Click(object sender, RoutedEventArgs e)
{
AzureAccount.GetInstance().Clear();
AzureAccountStorageService.DeleteUserAccount();
azureVoiceComboBox.Visibility = Visibility.Collapsed;
azureVoiceBtn.Visibility = Visibility.Visible;
changeAcctBtn.Visibility = Visibility.Hidden;
logoutBtn.Visibility = Visibility.Hidden;
RadioAzureVoice.IsEnabled = false;
RadioDefaultVoice.IsChecked = true;
AzureRuntimeService.IsAzureAccountPresentAndValid = false;
}
public static void SpeakStringAsync(string textToSpeak, AzureVoice voice)
{
RenewCancellationToken();
string accessToken;
string dirPath = Path.GetTempPath() + AudioService.TempFolderName;
string filePath = dirPath + "\\" +
string.Format(ELearningLabText.AudioPreviewFileNameFormat, voice.VoiceName);
try
{
AzureAccountAuthentication auth = AzureAccountAuthentication.GetInstance();
accessToken = auth.GetAccessToken();
Logger.Log("Token: " + accessToken);
}
catch
{
Logger.Log("Failed authentication.");
return;
}
if (!Directory.Exists(dirPath))
{
Directory.CreateDirectory(dirPath);
}
string requestUri = AzureAccount.GetInstance().GetUri();
if (requestUri == null)
{
return;
}
var azureVoiceSynthesizer = new SynthesizeAzureVoice();
azureVoiceSynthesizer.OnAudioAvailable += PlayAudio;
azureVoiceSynthesizer.OnError += OnAzureVoiceErrorHandler;
// Reuse Synthesize object to minimize latency
azureVoiceSynthesizer.Speak(token, new InputOptions()
{
RequestUri = new Uri(requestUri),
Text = textToSpeak,
VoiceType = voice.voiceType,
Locale = voice.Locale,
VoiceName = voice.voiceName,
// Service can return audio in different output format.
OutputFormat = AudioOutputFormat.Riff24Khz16BitMonoPcm,
AuthorizationToken = "Bearer " + accessToken,
}, filePath).Wait();
}
public static void EmbedSelectedSlideNotes()
{
List <PowerPointSlide> slides = PowerPointCurrentPresentationInfo.SelectedSlides.ToList();
if (AudioSettingService.selectedVoiceType == AudioGenerator.VoiceType.AzureVoice &&
AzureAccount.GetInstance().IsEmpty())
{
MessageBox.Show("Invalid user account. Please log in again.");
throw new Exception("Invalid user account.");
}
int numberOfSlides = slides.Count;
ProcessingStatusForm progressBarForm =
new ProcessingStatusForm(numberOfSlides, BackgroundWorkerType.AudioGenerationService);
progressBarForm.ShowThematicDialog(false);
}
public static bool SaveStringToWaveFileWithAzureVoice(string textToSave, string filePath, AzureVoice voice)
{
RenewCancellationToken();
string accessToken;
string textToSpeak = GetHumanSpeakNotesForText(textToSave);
try
{
AzureAccountAuthentication auth = AzureAccountAuthentication.GetInstance();
accessToken = auth.GetAccessToken();
Logger.Log("Token: " + accessToken);
}
catch
{
Logger.Log("Failed authentication.");
return(false);
}
string requestUri = AzureAccount.GetInstance().GetUri();
if (requestUri == null)
{
return(false);
}
var azureVoiceSynthesizer = new SynthesizeAzureVoice();
azureVoiceSynthesizer.OnAudioAvailable += SaveAudioToWaveFile;
azureVoiceSynthesizer.OnError += OnAzureVoiceErrorHandler;
// Reuse Synthesize object to minimize latency
azureVoiceSynthesizer.Speak(token, new InputOptions()
{
RequestUri = new Uri(requestUri),
Text = textToSpeak,
VoiceType = voice.voiceType,
Locale = voice.Locale,
VoiceName = voice.voiceName,
// Service can return audio in different output format.
OutputFormat = AudioOutputFormat.Riff24Khz16BitMonoPcm,
AuthorizationToken = "Bearer " + accessToken,
}, filePath).Wait();
return(true);
}
public static bool IsValidUserAccount(bool showErrorMessage = true, string errorMessage = "Failed Azure authentication.")
{
try
{
string _key = AzureAccount.GetInstance().GetKey();
string _endpoint = EndpointToUriConverter.azureRegionToEndpointMapping[AzureAccount.GetInstance().GetRegion()];
AzureAccountAuthentication auth = AzureAccountAuthentication.GetInstance(_endpoint, _key);
string accessToken = auth.GetAccessToken();
Console.WriteLine("Token: {0}\n", accessToken);
}
catch
{
Console.WriteLine(errorMessage);
if (showErrorMessage)
{
MessageBox.Show(errorMessage);
}
return(false);
}
return(true);
}
public static void LoadUserAccount()
{
if (!AzureAccount.GetInstance().IsEmpty())
{
return;
}
Dictionary <string, string> user = new Dictionary <string, string>();
try
{
FileStream file = File.Open(GetAccessKeyFilePath(), FileMode.Open);
XElement root = XElement.Load(file);
foreach (XElement el in root.Elements())
{
user.Add(el.Name.LocalName, el.Value);
}
string key = user.ContainsKey("key") ? user["key"] : null;
string endpoint = user.ContainsKey("endpoint") ? user["endpoint"].Trim() : null;
if (key != null && endpoint != null)
{
AzureAccount.GetInstance().SetUserKeyAndRegion(key, endpoint);
AzureRuntimeService.IsAzureAccountPresentAndValid =
AzureRuntimeService.IsValidUserAccount(errorMessage: "Invalid Azure Account." +
"\nIs your Azure account expired?\nAre you connected to Wifi?");
}
else
{
AzureRuntimeService.IsAzureAccountPresentAndValid = false;
File.Delete(GetAccessKeyFilePath());
}
}
catch (Exception e)
{
AzureRuntimeService.IsAzureAccountPresentAndValid = false;
Logger.Log(e.Message);
}
}
protected override void ExecuteAction(string ribbonId)
{
if (AudioSettingService.selectedVoiceType == VoiceType.AzureVoice &&
AzureAccount.GetInstance().IsEmpty())
{
MessageBox.Show("Invalid user account. Please log in again.");
return;
}
//TODO: This needs to improved to stop using global variables
this.StartNewUndoEntry();
PowerPointSlide currentSlide = this.GetCurrentSlide();
// If there are text in notes page for any of the selected slides
if (this.GetCurrentPresentation().SelectedSlides.Any(slide => slide.NotesPageText.Trim() != ""))
{
ComputerVoiceRuntimeService.IsRemoveAudioEnabled = true;
this.GetRibbonUi().RefreshRibbonControl("RemoveNarrationsButton");
}
try
{
ComputerVoiceRuntimeService.EmbedSelectedSlideNotes();
}
catch
{
MessageBox.Show("Failed to generate audio files.");
return;
}
CustomTaskPane recorderPane = this.GetAddIn().GetActivePane(typeof(RecorderTaskPane));
if (recorderPane == null)
{
return;
}
RecorderTaskPane recorder = recorderPane.Control as RecorderTaskPane;
if (recorder == null)
{
return;
}
// initialize selected slides' audio
List <string[]> allAudioFiles = ComputerVoiceRuntimeService.ExtractSlideNotes();
recorder.InitializeAudioAndScript(this.GetCurrentPresentation().SelectedSlides.ToList(),
allAudioFiles, true);
// if current list is visible, update the pane immediately
if (recorderPane.Visible)
{
recorder.UpdateLists(currentSlide.ID);
}
if (AudioSettingService.IsPreviewEnabled)
{
ComputerVoiceRuntimeService.PreviewAnimations();
}
}
public static bool IsAzureAccountPresent()
{
return(!AzureAccount.GetInstance().IsEmpty());
}