private void linkLabelLoadUriScanQR_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
if (scanQRMode)
{
if (MessageBox.Show(KeeOtp2Statics.MessageBoxScanQrCode, KeeOtp2Statics.OtpInformationScanQr, MessageBoxButtons.OKCancel, MessageBoxIcon.Information) == DialogResult.OK)
{
scanQRCode();
}
}
else
{
try
{
this.data = OtpAuthUtils.uriToOtpAuthData(new Uri(textBoxKey.Text));
loadData();
}
catch (InvalidBase32FormatException ex)
{
MessageBox.Show(ex.Message, KeeOtp2Statics.InvalidBase32Format, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (InvalidUriFormat ex)
{
MessageBox.Show(ex.Message, KeeOtp2Statics.InvalidUriFormat, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show(String.Format(KeeOtp2Statics.MessageBoxException, ex.Message), KeeOtp2Statics.Error, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
private void scanQRCode()
{
Uri uri = null;
IBarcodeReader reader = new BarcodeReader();
Bitmap bmpScreenshot;
Graphics gfxScreenshot;
this.Hide();
foreach (Screen sc in Screen.AllScreens)
{
bmpScreenshot = new Bitmap(sc.Bounds.Width, sc.Bounds.Height, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
gfxScreenshot = Graphics.FromImage(bmpScreenshot);
gfxScreenshot.CopyFromScreen(sc.Bounds.X, sc.Bounds.Y, 0, 0, sc.Bounds.Size, CopyPixelOperation.SourceCopy);
var result = reader.Decode(bmpScreenshot);
if (result != null)
{
if (result.ToString().StartsWith("otpauth"))
{
uri = new Uri(result.ToString());
}
}
}
this.Show();
if (uri != null)
{
MessageBox.Show(KeeOtp2Statics.MessageBoxQrCodeFound, KeeOtp2Statics.OtpInformationScanQr, MessageBoxButtons.OK, MessageBoxIcon.Information);
this.data = OtpAuthUtils.uriToOtpAuthData(uri);
loadData();
}
else
{
if (MessageBox.Show(KeeOtp2Statics.MessageBoxQrCodeNotFound, KeeOtp2Statics.OtpInformationScanQr, MessageBoxButtons.RetryCancel, MessageBoxIcon.Warning) == DialogResult.Retry)
{
scanQRCode();
}
}
}
private OtpAuthData readData(bool skipType = false)
{
if (OtpAuthUtils.checkUriString(textBoxKey.Text))
{
OtpAuthData data = OtpAuthUtils.uriToOtpAuthData(new Uri(textBoxKey.Text));
if (this.data != null)
{
data.loadedFields = this.data.loadedFields;
}
return(data);
}
else
{
OtpAuthData data = new OtpAuthData();
if (this.data != null)
{
data = (OtpAuthData)this.data.Clone();
}
string secret = textBoxKey.Text.Replace(" ", string.Empty).Replace("-", string.Empty);
if (string.IsNullOrEmpty(this.textBoxKey.Text))
{
throw new InvalidOtpConfiguration(KeeOtp2Statics.InvalidOtpConfigurationMissingSecret);
}
if (checkBoxCustomSettings.Checked)
{
if (this.radioButtonBase32.Checked)
{
data.Encoding = OtpSecretEncoding.Base32;
}
else if (this.radioButtonBase64.Checked)
{
data.Encoding = OtpSecretEncoding.Base64;
}
else if (this.radioButtonHex.Checked)
{
data.Encoding = OtpSecretEncoding.Hex;
}
else if (this.radioButtonUtf8.Checked)
{
data.Encoding = OtpSecretEncoding.UTF8;
}
}
// Secret validation, will throw an error if invalid
secret = OtpAuthUtils.correctPlainSecret(secret, data.Encoding);
OtpAuthUtils.validatePlainSecret(secret, data.Encoding);
if (checkBoxCustomSettings.Checked)
{
if (!skipType)
{
data.Type = comboBoxTypeIndexValue[comboBoxType.SelectedIndex];
}
if (data.Type == OtpType.Totp || data.Type == OtpType.Steam)
{
int period = 30;
if (int.TryParse(this.textBoxPeriodCounter.Text, out period))
{
if (period <= 0)
{
throw new InvalidOtpConfiguration(KeeOtp2Statics.InvalidOtpConfigurationInvalidInteger);
}
}
else
{
throw new InvalidOtpConfiguration(KeeOtp2Statics.InvalidOtpConfigurationInvalidInteger);
}
data.Period = period;
}
else if (data.Type == OtpType.Hotp)
{
int counter = 0;
if (int.TryParse(this.textBoxPeriodCounter.Text, out counter))
{
if (counter < 0)
{
throw new InvalidOtpConfiguration(KeeOtp2Statics.InvalidOtpConfigurationInvalidInteger);
}
}
else
{
throw new InvalidOtpConfiguration(KeeOtp2Statics.InvalidOtpConfigurationInvalidInteger);
}
data.Counter = counter;
}
data.Digits = comboBoxLengthIndexValue[comboBoxLength.SelectedIndex];
if (this.radioButtonSha1.Checked)
{
data.Algorithm = OtpHashMode.Sha1;
}
else if (this.radioButtonSha256.Checked)
{
data.Algorithm = OtpHashMode.Sha256;
}
else if (this.radioButtonSha512.Checked)
{
data.Algorithm = OtpHashMode.Sha512;
}
data.KeeOtp1Mode = checkboxOldKeeOtp.Checked;
}
data.SetPlainSecret(secret);
return(data);
}
}
