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Handle fingerprint hardware errors

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M66B
2022-03-06 12:56:18 +01:00
parent c6c63b8a7b
commit d63ddec037
1 changed files with 24 additions and 4 deletions
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28
app/src/main/java/eu/faircode/email/Helper.java
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@@ -2166,11 +2166,18 @@ public class Helper {
@Override
public void onAuthenticationError(final int errorCode, @NonNull final CharSequence errString) {
Log.w("Authenticate biometric error " + errorCode + ": " + errString);
if (isCancelled(errorCode))
Log.w("Authenticate biometric error " + errorCode + ": " + errString);
else
Log.e("Authenticate biometric error " + errorCode + ": " + errString);
if (errorCode != BiometricPrompt.ERROR_NEGATIVE_BUTTON &&
errorCode != BiometricPrompt.ERROR_CANCELED &&
errorCode != BiometricPrompt.ERROR_USER_CANCELED)
if (isHardwareFailure(errorCode)) {
prefs.edit().remove("biometrics").apply();
ApplicationEx.getMainHandler().post(authenticated);
return;
}
if (!isCancelled(errorCode))
ApplicationEx.getMainHandler().post(new Runnable() {
@Override
public void run() {
@@ -2196,6 +2203,19 @@ public class Helper {
if (++fails >= 3)
ApplicationEx.getMainHandler().post(cancelled);
}
private boolean isCancelled(int errorCode) {
return (errorCode == BiometricPrompt.ERROR_NEGATIVE_BUTTON ||
errorCode == BiometricPrompt.ERROR_CANCELED ||
errorCode == BiometricPrompt.ERROR_USER_CANCELED);
}
private boolean isHardwareFailure(int errorCode) {
return (errorCode == BiometricPrompt.ERROR_HW_UNAVAILABLE ||
errorCode == BiometricPrompt.ERROR_NO_BIOMETRICS ||
errorCode == BiometricPrompt.ERROR_HW_NOT_PRESENT ||
errorCode == BiometricPrompt.ERROR_NO_DEVICE_CREDENTIAL);
}
});
prompt.authenticate(info.build());