private async Task <bool> TryAuthenticateAsync()
{
try
{
// Create portal object
portal = new DevicePortal(
new DefaultDevicePortalConnection(
"https://127.0.0.1",
UserNameBox.Text,
PasswordBox.Password));
// Get cert (OK to use untrusted since it's loopback)
await portal.GetRootDeviceCertificate(acceptUntrustedCerts : true);
// Attempt to connect
await portal.Connect();
// Get IPD
var ipd = await portal.GetInterPupilaryDistance();
// Success!
return(true);
}
catch (Exception)
{
// Problem
await new MessageDialog("Authentication was not successful. Please make sure Device Portal is enabled and check your password.", "Error").ShowAsync();
return(false);
}
}
/// <summary>
/// Click handler for the connectToDevice button.
/// </summary>
/// <param name="sender">The caller of this method.</param>
/// <param name="e">The arguments associated with this event.</param>
private void ConnectToDevice_Click(object sender, RoutedEventArgs e)
{
this.EnableConnectionControls(false);
this.EnableDeviceControls(false);
this.ClearOutput();
portal = new DevicePortal(
new DefaultDevicePortalConnection(
this.address.Text,
this.username.Text,
this.password.Password));
StringBuilder sb = new StringBuilder();
Task connectTask = new Task(
async() =>
{
sb.Append(this.MarshalGetCommandOutput());
sb.AppendLine("Connecting...");
this.MarshalUpdateCommandOutput(sb.ToString());
portal.ConnectionStatus += (portal, connectArgs) =>
{
if (connectArgs.Status == DeviceConnectionStatus.Connected)
{
sb.Append("Connected to: ");
sb.AppendLine(portal.Address);
sb.Append("OS version: ");
sb.AppendLine(portal.OperatingSystemVersion);
sb.Append("Device family: ");
sb.AppendLine(portal.DeviceFamily);
sb.Append("Platform: ");
sb.AppendLine(String.Format("{0} ({1})",
portal.PlatformName,
portal.Platform.ToString()));
}
else if (connectArgs.Status == DeviceConnectionStatus.Failed)
{
sb.AppendLine("Failed to connect to the device.");
sb.AppendLine(connectArgs.Message);
}
};
// TODO: Support proper certificate validation instead of blindly trusting this cert (Issue #154/#145).
await portal.GetRootDeviceCertificate(true);
await portal.Connect();
this.MarshalUpdateCommandOutput(sb.ToString());
});
Task continuationTask = connectTask.ContinueWith(
(t) =>
{
this.MarshalEnableDeviceControls(true);
this.MarshalEnableConnectionControls(true);
});
connectTask.Start();
}
private async Task <bool> AuthSilentAsync()
{
// Placeholder
PasswordCredential cred = null;
// Try to get user name and password
try
{
cred = vault.FindAllByResource(PortalResourceName).FirstOrDefault();
// Password does not come across with the method above. We must call another method.
if (cred != null)
{
cred = vault.Retrieve(PortalResourceName, cred.UserName);
}
}
catch { }
// If no credentials were found, fail
if (cred == null)
{
return(false);
}
// Credentials found. Try and log into portal
try
{
// Create portal object
portal = new DevicePortal(
new DefaultDevicePortalConnection(
"https://127.0.0.1",
cred.UserName,
cred.Password));
// Get cert (OK to use untrusted since it's loopback)
await portal.GetRootDeviceCertificate(acceptUntrustedCerts : true);
// Attempt to connect
await portal.Connect();
// Get IPD
var ipd = await portal.GetInterPupilaryDistance();
// Success!
return(true);
}
catch (Exception ex)
{
// Problem
ShowError(ex.Message);
return(false);
}
}
/// <summary>
/// Click handler for the connectToDevice button.
/// </summary>
/// <param name="sender">The caller of this method.</param>
/// <param name="e">The arguments associated with this event.</param>
private void ConnectToDevice_Click(object sender, RoutedEventArgs e)
{
this.EnableConnectionControls(false);
this.EnableDeviceControls(false);
this.ClearOutput();
bool allowUntrusted = this.allowUntrustedCheckbox.IsChecked.Value;
portal = new DevicePortal(
new DefaultDevicePortalConnection(
this.address.Text,
this.username.Text,
this.password.Password));
StringBuilder sb = new StringBuilder();
Task connectTask = new Task(
async() =>
{
sb.Append(this.MarshalGetCommandOutput());
sb.AppendLine("Connecting...");
this.MarshalUpdateCommandOutput(sb.ToString());
portal.ConnectionStatus += (portal, connectArgs) =>
{
if (connectArgs.Status == DeviceConnectionStatus.Connected)
{
sb.Append("Connected to: ");
sb.AppendLine(portal.Address);
sb.Append("OS version: ");
sb.AppendLine(portal.OperatingSystemVersion);
sb.Append("Device family: ");
sb.AppendLine(portal.DeviceFamily);
sb.Append("Platform: ");
sb.AppendLine(String.Format("{0} ({1})",
portal.PlatformName,
portal.Platform.ToString()));
}
else if (connectArgs.Status == DeviceConnectionStatus.Failed)
{
sb.AppendLine("Failed to connect to the device.");
sb.AppendLine(connectArgs.Message);
}
};
try
{
// If the user wants to allow untrusted connections, make a call to GetRootDeviceCertificate
// with acceptUntrustedCerts set to true. This will enable untrusted connections for the
// remainder of this session.
if (allowUntrusted)
{
await portal.GetRootDeviceCertificate(true);
}
await portal.Connect(manualCertificate: this.certificate);
}
catch (Exception exception)
{
sb.AppendLine(exception.Message);
}
this.MarshalUpdateCommandOutput(sb.ToString());
});
Task continuationTask = connectTask.ContinueWith(
(t) =>
{
this.MarshalEnableDeviceControls(true);
this.MarshalEnableConnectionControls(true);
});
connectTask.Start();
}
