/// <summary>
/// Perform QuantConnect authentication
/// </summary>
/// <param name="serviceProvider">Visual Studio services provider</param>
/// <param name="explicitLogin">User explicitly clicked Log In button</param>
/// <param name="showLoginDialog">If true LoginDialog will be shown, careful it blocks UI</param>
/// <returns>true if user logged into QuantConnect, false otherwise</returns>
public async Task <bool> Login(IServiceProvider serviceProvider, bool explicitLogin, bool showLoginDialog = true)
{
VSActivityLog.Info("Logging in");
var authorizationManager = AuthorizationManager.GetInstance();
if (authorizationManager.IsLoggedIn())
{
VSActivityLog.Info("Already logged in");
return(true);
}
var previousCredentials = CredentialsManager.GetLastCredential();
if (!explicitLogin && await LoggedInWithLastStorredPassword(previousCredentials))
{
VSActivityLog.Info("Logged in with previously storred credentials");
return(true);
}
if (showLoginDialog)
{
return(LoginWithDialog(serviceProvider, previousCredentials));
}
VsUtils.DisplayInStatusBar(serviceProvider, "Please login to QuantConnect");
return(false);
}
private void Login_Click(object sender, RoutedEventArgs e)
{
VSActivityLog.Info("Login button clicked");
try
{
// Disable textbox passwordBox and login button
userIdBox.IsReadOnly = true;
accessTokenBox.IsEnabled = false;
logInButton.IsEnabled = false;
var userId = userIdBox.Text;
var accessToken = accessTokenBox.Password;
var credentials = new Credentials(userId, accessToken);
if (_authorizationManager.Login(credentials))
{
VSActivityLog.Info("Logged in successfully");
VsUtils.DisplayInStatusBar(_serviceProvider, "Logged into QuantConnect");
_credentials = new Credentials(userId, accessToken);
Close();
return;
}
}
catch (Exception ex)
{
VsUtils.ShowMessageBox(_serviceProvider, "QuantConnect Login Exception", ex.ToString());
VSActivityLog.Error(ex.ToString());
}
VsUtils.DisplayInStatusBar(_serviceProvider, "Failed to login");
userIdBox.BorderBrush = Brushes.Red;
accessTokenBox.BorderBrush = Brushes.Red;
// Re enable button and textbox
userIdBox.IsReadOnly = false;
accessTokenBox.IsEnabled = true;
logInButton.IsEnabled = true;
}
/// <summary>
/// Get an authenticated API instance.
/// </summary>
/// <returns>Authenticated API instance</returns>
/// <exception cref="InvalidOperationException">API is not authenticated</exception>
public Api.Api GetApi()
{
if (_api == null)
{
VSActivityLog.Error("Accessing API without logging in first");
throw new InvalidOperationException("Accessing API without logging in first");
}
return(_api);
}
/// <summary>
/// Create LoginDialog
/// </summary>
/// <param name="authorizationManager">Authorization manager</param>
/// <param name="previousCredentials">User previous credentials</param>
public LoginDialog(AuthorizationManager authorizationManager, Credentials?previousCredentials)
{
VSActivityLog.Info("Created login dialog");
InitializeComponent();
_authorizationManager = authorizationManager;
DisplayPreviousCredentials(previousCredentials);
_userIdNormalBrush = userIdBox.BorderBrush;
_accessTokenNormalBrush = userIdBox.BorderBrush;
}
/// <summary>
/// Uploads a list of files to a specific project at QuantConnect
/// </summary>
/// <param name="selectedProjectId">Target project Id</param>
/// <param name="files">List of files to upload</param>
/// <returns>Returns false if any file failed to be uploaded</returns>
private bool UploadFilesToServer(int selectedProjectId, IEnumerable <SelectedItem> files)
{
VsUtils.DisplayInStatusBar(_serviceProvider, "Uploading files to server...");
var api = AuthorizationManager.GetInstance().GetApi();
// Counters to keep track of files uploaded or not
var filesUploaded = 0;
var filesNotUploaded = 0;
foreach (var file in files)
{
api.DeleteProjectFile(selectedProjectId, file.FileName);
try
{
var fileContent = File.ReadAllText(file.FilePath);
var response = api.AddProjectFile(selectedProjectId, file.FileName, fileContent);
if (response.Success)
{
filesUploaded++;
}
else
{
VSActivityLog.Error("Failed to add project file " + file.FileName);
filesNotUploaded++;
}
}
catch (Exception exception)
{
VSActivityLog.Error("Exception adding project file " + file.FileName + ". Exception " + exception);
filesNotUploaded++;
}
}
// Update Status bar accordingly based on counters
var message = "Files upload complete";
message += (filesUploaded != 0) ? ". Uploaded " + filesUploaded : "";
message += (filesNotUploaded != 0) ? ". Failed to upload " + filesNotUploaded : "";
VsUtils.DisplayInStatusBar(_serviceProvider, message);
// Return false if any file failed to be uploaded
var result = filesNotUploaded == 0;
if (!result)
{
VsUtils.ShowErrorMessageBox(_serviceProvider, "Upload Files Failed", message);
}
return(result);
}
/// <summary>
/// Authenticate API
/// </summary>
/// <param name="credentials">User id and access token to authenticate the API</param>
/// <returns>true if successfully authenticated API, false otherwise</returns>
public bool Login(Credentials credentials)
{
VSActivityLog.Info("Authenticating QuantConnect API");
try
{
var api = new Api.Api();
api.Initialize(int.Parse(credentials.UserId), credentials.AccessToken, Globals.DataFolder);
if (api.Connected)
{
_api = api;
return(true);
}
}
catch (FormatException)
{
VSActivityLog.Error("User id is not a valid number");
}
return(false);
}
private bool LoginWithDialog(IServiceProvider serviceProvider, Credentials?previousCredentials)
{
var logInDialog = new LoginDialog(AuthorizationManager.GetInstance(), previousCredentials, serviceProvider);
VsUtils.DisplayDialogWindow(logInDialog);
var credentials = logInDialog.GetCredentials();
if (credentials.HasValue)
{
VSActivityLog.Info("Storing credentials");
CredentialsManager.StoreCredentials(credentials.Value);
return(true);
}
else
{
VSActivityLog.Info("Login cancelled");
return(false);
}
}
private void Login_Click(object sender, RoutedEventArgs e)
{
VSActivityLog.Info("Log in button clicked");
logInButton.IsEnabled = false;
var userId = userIdBox.Text;
var accessToken = accessTokenBox.Password;
var credentials = new Credentials(userId, accessToken);
if (_authorizationManager.Login(credentials))
{
VSActivityLog.Info("Logged in successfully");
_credentials = new Credentials(userId, accessToken);
Close();
}
else
{
VSActivityLog.Error("Failed to login");
userIdBox.BorderBrush = Brushes.Red;
accessTokenBox.BorderBrush = Brushes.Red;
}
logInButton.IsEnabled = true;
}
/// <summary>
/// Perform QuantConnect authentication
/// </summary>
/// <param name="serviceProvider">Visual Studio services provider</param>
/// <param name="explicitLogin">User explicitly clicked Log In button</param>
/// <returns>true if user logged into QuantConnect, false otherwise</returns>
public bool Login(IServiceProvider serviceProvider, bool explicitLogin)
{
VSActivityLog.Info("Logging in");
var authorizationManager = AuthorizationManager.GetInstance();
if (authorizationManager.IsLoggedIn())
{
VSActivityLog.Info("Already logged in");
return(true);
}
var previousCredentials = CredentialsManager.GetLastCredential();
if (!explicitLogin && LoggedInWithLastStorredPassword(previousCredentials))
{
VSActivityLog.Info("Logged in with previously storred credentials");
return(true);
}
return(LoginWithDialog(serviceProvider, previousCredentials));
}
/// <summary>
/// Authenticate API
/// </summary>
/// <param name="credentials">User id and access token to authenticate the API</param>
/// <returns>true if successfully authenticated API, false otherwise</returns>
public async System.Threading.Tasks.Task <bool> Login(Credentials credentials)
{
VSActivityLog.Info("Authenticating QuantConnect API");
try
{
var api = new Api.Api();
api.Initialize(int.Parse(credentials.UserId), credentials.AccessToken, Globals.DataFolder);
var apiConnected = await System.Threading.Tasks.Task.Run(() => api.Connected);
if (apiConnected)
{
_api = api;
return(true);
}
}
catch (Exception exception)
{
VsUtils.ShowErrorMessageBox(ServiceProvider.GlobalProvider,
"QuantConnect Exception", exception.ToString());
}
return(false);
}
