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Fix finger auth

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Signed-off-by: Mario Danic <mario@lovelyhq.com>
This commit is contained in:
Mario Danic 2019-04-16 17:51:38 +02:00
parent 8a07e94e0e
commit 0f7b004023
3 changed files with 23 additions and 20 deletions
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4
app/src/main/java/com/nextcloud/talk/activities/MainActivity.java
View file

@ -116,8 +116,8 @@ public final class MainActivity extends BaseActivity implements ActionBarProvide
}
@Override
public void onResume() {
super.onResume();
public void onStart() {
super.onStart();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
checkIfWeAreSecure();
}

21
app/src/main/java/com/nextcloud/talk/controllers/LockedController.java
View file

@ -25,6 +25,8 @@ import android.app.KeyguardManager;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.os.Handler;
import android.os.Looper;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
@ -58,7 +60,6 @@ public class LockedController extends BaseController {
return inflater.inflate(R.layout.controller_locked, container, false);
}
@RequiresApi(api = Build.VERSION_CODES.M)
@Override
protected void onViewBound(@NonNull View view) {
super.onViewBound(view);
@ -66,8 +67,13 @@ public class LockedController extends BaseController {
if (getActionBar() != null) {
getActionBar().hide();
}
}
showBiometricDialog();
@RequiresApi(api = Build.VERSION_CODES.M)
@Override
protected void onAttach(@NonNull View view) {
super.onAttach(view);
checkIfWeAreSecure();
}
@RequiresApi(api = Build.VERSION_CODES.M)
@ -94,7 +100,7 @@ public class LockedController extends BaseController {
public void onAuthenticationSucceeded(@NonNull BiometricPrompt.AuthenticationResult result) {
super.onAuthenticationSucceeded(result);
Log.d(TAG, "Fingerprint recognised successfully");
getRouter().popCurrentController();
new Handler(Looper.getMainLooper()).post(() -> getRouter().popCurrentController());
}
@Override
@ -111,7 +117,12 @@ public class LockedController extends BaseController {
}
);
biometricPrompt.authenticate(promptInfo, SecurityUtils.getCryptoObject());
BiometricPrompt.CryptoObject cryptoObject = SecurityUtils.getCryptoObject();
if (cryptoObject != null) {
biometricPrompt.authenticate(promptInfo, cryptoObject);
} else {
biometricPrompt.authenticate(promptInfo);
}
}
}
@ -122,6 +133,8 @@ public class LockedController extends BaseController {
if (keyguardManager != null && keyguardManager.isKeyguardSecure() && appPreferences.getIsScreenLocked()) {
if (!SecurityUtils.checkIfWeAreAuthenticated(appPreferences.getScreenLockTimeout())) {
showBiometricDialog();
} else {
getRouter().popCurrentController();
}
}
}

18
app/src/main/java/com/nextcloud/talk/utils/SecurityUtils.java
View file

@ -44,6 +44,8 @@ public class SecurityUtils {
private static final String CREDENTIALS_KEY = "KEY_CREDENTIALS";
private static final byte[] SECRET_BYTE_ARRAY = new byte[]{1, 2, 3, 4, 5, 6};
private static BiometricPrompt.CryptoObject cryptoObject;
@RequiresApi(api = Build.VERSION_CODES.M)
public static boolean checkIfWeAreAuthenticated(String screenLockTimeout) {
try {
@ -58,6 +60,7 @@ public class SecurityUtils {
cipher.init(Cipher.ENCRYPT_MODE, secretKey);
cipher.doFinal(SECRET_BYTE_ARRAY);
cryptoObject = new BiometricPrompt.CryptoObject(cipher);
// If the user has recently authenticated, we will reach here
return true;
} catch (UserNotAuthenticatedException e) {
@ -80,22 +83,9 @@ public class SecurityUtils {
@RequiresApi(api = Build.VERSION_CODES.M)
public static BiometricPrompt.CryptoObject getCryptoObject() {
Cipher cipher = null;
try {
cipher = Cipher.getInstance(KeyProperties.KEY_ALGORITHM_AES + "/" + KeyProperties.BLOCK_MODE_GCM + "/" + KeyProperties.ENCRYPTION_PADDING_NONE);
} catch (NoSuchAlgorithmException e) {
Log.w(TAG, e.getLocalizedMessage());
} catch (NoSuchPaddingException e) {
Log.w(TAG, e.getLocalizedMessage());
}
BiometricPrompt.CryptoObject cryptoObject = null;
if (cipher != null) {
cryptoObject = new BiometricPrompt.CryptoObject(cipher);
}
return cryptoObject;
}
@RequiresApi(api = Build.VERSION_CODES.M)
public static void createKey(String validity) {
try {