private async void QrCodeScannerControl_NewValidQrCode(QrCodeScannerControl sender, NewQrCodeEventArgs args)
{
IUriAction action = UriUtils.parse(new Uri(args.QR_CODE));
if (action is RegisterIoTUriAction registerIoTUriAction)
{
await SharedUtils.CallDispatcherAsync(async() =>
{
await qrCodeScanner.StopAsync();
UpdateViewState(State_2.Name);
VIEW_MODEL.MODEL.RegisterIoTUriAction = registerIoTUriAction;
});
}
}
public void OnQrCodeScannerShown(QrCodeScannerDialogDataTemplate model)
{
if (model.Success)
{
Uri uri = null;
try
{
uri = new Uri(model.QrCode);
}
catch (Exception e)
{
Logger.Error("Failed to parse OMEMO fingerprint XMPP URI. Malformed URI: " + model.QrCode, e);
return;
}
if (string.Equals(uri.LocalPath.ToLowerInvariant(), MODEL.Chat.chatJabberId.ToLowerInvariant()))
{
IUriAction action = UriUtils.parse(uri);
if (action is OmemoFingerprintUriAction fingerprintUriAction)
{
OmemoFingerprint fingerprint = OmemoSignalKeyDBManager.INSTANCE.getFingerprint(fingerprintUriAction.FINGERPRINT.ADDRESS, MODEL.Client.getXMPPAccount().getBareJid());
if (fingerprint is null)
{
fingerprint = fingerprintUriAction.FINGERPRINT;
}
fingerprint.trusted = true;
OmemoSignalKeyDBManager.INSTANCE.setFingerprint(fingerprint, MODEL.Client.getXMPPAccount().getBareJid());
Logger.Info("Scanned OMEMO fingerprint successful.");
Logger.Debug("Fingerprint: " + fingerprint.ADDRESS.ToString());
LoadFingerprints();
}
else
{
Logger.Warn("Failed to parse OMEMO fingerprint XMPP URI. Not an " + nameof(OmemoFingerprintUriAction) + ".");
}
}
else
{
Logger.Warn("Failed to parse OMEMO fingerprint XMPP URI. Wrong chat: " + uri.LocalPath);
}
}
}
public static UriAction ToUriAction(this IUriAction self)
{
if (self.Label == null)
{
throw new InvalidOperationException("The label cannot be null.");
}
if (self.Url == null)
{
throw new InvalidOperationException("The url cannot be null.");
}
if (self is UriAction uriAction)
{
return(uriAction);
}
return(new UriAction()
{
Label = self.Label,
Url = self.Url
});
}
internal static UriAction Convert(IUriAction action)
{
if (action.Label == null)
{
throw new InvalidOperationException("The label cannot be null.");
}
if (action.Url == null)
{
throw new InvalidOperationException("The url cannot be null.");
}
if (action is UriAction uriAction)
{
return(uriAction);
}
return(new UriAction()
{
Label = action.Label,
Url = action.Url
});
}
public void OnQrCodeScannerShown(QrCodeScannerDialogDataTemplate model)
{
if (model.Success)
{
Uri uri = null;
try
{
uri = new Uri(model.QrCode);
}
catch (Exception e)
{
Logger.Error("Failed to parse OMEMO fingerprint XMPP URI. Malformed URI: " + model.QrCode, e);
return;
}
if (string.Equals(uri.LocalPath.ToLowerInvariant(), MODEL.Chat.Chat.bareJid.ToLowerInvariant()))
{
IUriAction action = UriUtils.parse(uri);
if (action is OmemoFingerprintUriAction fingerprintUriAction)
{
OmemoDeviceModel device = MODEL.Chat.Chat.omemoInfo.devices.Where(d => d.deviceId == fingerprintUriAction.FINGERPRINT.ADDRESS.DEVICE_ID).FirstOrDefault();
using (MainDbContext ctx = new MainDbContext())
{
if (device is null)
{
device = new OmemoDeviceModel(fingerprintUriAction.FINGERPRINT.ADDRESS)
{
fingerprint = new OmemoFingerprintModel(fingerprintUriAction.FINGERPRINT)
{
trusted = true
}
};
ctx.Add(device);
MODEL.Chat.Chat.omemoInfo.devices.Add(device);
ctx.Update(MODEL.Chat.Chat.omemoInfo);
}
else
{
device.fingerprint.FromOmemoFingerprint(fingerprintUriAction.FINGERPRINT);
device.fingerprint.trusted = true;
ctx.Update(device.fingerprint.identityKey);
ctx.Update(device.fingerprint);
}
}
Logger.Info("Scanned OMEMO fingerprint successful.");
Logger.Debug("Fingerprint: " + fingerprintUriAction.FINGERPRINT.ADDRESS.ToString());
LoadFingerprints();
}
else
{
Logger.Warn("Failed to parse OMEMO fingerprint XMPP URI. Not an " + nameof(OmemoFingerprintUriAction) + ".");
}
}
else
{
Logger.Warn("Failed to parse OMEMO fingerprint XMPP URI. Wrong chat: " + uri.LocalPath);
}
}
}