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Enable lock screen fallback when biometric authentications may not work.

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Fixes #9407
Fixes #10166
This commit is contained in:
Fumiaki Yoshimatsu
2020-10-25 18:22:28 -04:00
committed by Cody Henthorne
parent be4b687e48
commit 3c4252a933
17 changed files with 99 additions and 104 deletions
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112
app/src/main/java/org/thoughtcrime/securesms/PassphrasePromptActivity.java
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@@ -17,7 +17,6 @@
package org.thoughtcrime.securesms;
import android.animation.Animator;
import android.annotation.SuppressLint;
import android.app.KeyguardManager;
import android.content.Context;
import android.content.Intent;
@@ -46,9 +45,11 @@ import android.widget.ImageButton;
import android.widget.ImageView;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.widget.Toolbar;
import androidx.core.hardware.fingerprint.FingerprintManagerCompat;
import androidx.core.os.CancellationSignal;
import androidx.biometric.BiometricManager;
import androidx.biometric.BiometricManager.Authenticators;
import androidx.biometric.BiometricPrompt;
import org.signal.core.util.logging.Log;
import org.thoughtcrime.securesms.animation.AnimationCompleteListener;
@@ -70,7 +71,10 @@ import org.thoughtcrime.securesms.util.TextSecurePreferences;
*/
public class PassphrasePromptActivity extends PassphraseActivity {
private static final String TAG = PassphrasePromptActivity.class.getSimpleName();
private static final String TAG = Log.tag(PassphrasePromptActivity.class);
private static final int BIOMETRIC_AUTHENTICATORS = Authenticators.BIOMETRIC_STRONG | Authenticators.BIOMETRIC_WEAK;
private static final int ALLOWED_AUTHENTICATORS = BIOMETRIC_AUTHENTICATORS | Authenticators.DEVICE_CREDENTIAL;
private static final short AUTHENTICATE_REQUEST_CODE = 1007;
private DynamicIntroTheme dynamicTheme = new DynamicIntroTheme();
private DynamicLanguage dynamicLanguage = new DynamicLanguage();
@@ -84,12 +88,12 @@ public class PassphrasePromptActivity extends PassphraseActivity {
private ImageButton hideButton;
private AnimatingToggle visibilityToggle;
private FingerprintManagerCompat fingerprintManager;
private CancellationSignal fingerprintCancellationSignal;
private FingerprintListener fingerprintListener;
private BiometricManager biometricManager;
private BiometricPrompt biometricPrompt;
private BiometricPrompt.PromptInfo biometricPromptInfo;
private boolean authenticated;
private boolean failure;
private boolean hadFailure;
@Override
public void onCreate(Bundle savedInstanceState) {
@@ -112,20 +116,11 @@ public class PassphrasePromptActivity extends PassphraseActivity {
setLockTypeVisibility();
if (TextSecurePreferences.isScreenLockEnabled(this) && !authenticated && !failure) {
if (TextSecurePreferences.isScreenLockEnabled(this) && !authenticated && !hadFailure) {
resumeScreenLock();
}
failure = false;
}
@Override
public void onPause() {
super.onPause();
if (TextSecurePreferences.isScreenLockEnabled(this)) {
pauseScreenLock();
}
hadFailure = false;
}
@Override
@@ -160,15 +155,16 @@ public class PassphrasePromptActivity extends PassphraseActivity {
}
@Override
@SuppressLint("MissingSuperCall") // no fragments to dispatch to
public void onActivityResult(int requestCode, int resultcode, Intent data) {
if (requestCode != 1) return;
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultcode == RESULT_OK) {
if (requestCode != AUTHENTICATE_REQUEST_CODE) return;
if (resultCode == RESULT_OK) {
handleAuthenticated();
} else {
Log.w(TAG, "Authentication failed");
failure = true;
hadFailure = true;
}
}
@@ -219,16 +215,20 @@ public class PassphrasePromptActivity extends PassphraseActivity {
ImageButton okButton = findViewById(R.id.ok_button);
Toolbar toolbar = findViewById(R.id.toolbar);
showButton = findViewById(R.id.passphrase_visibility);
hideButton = findViewById(R.id.passphrase_visibility_off);
visibilityToggle = findViewById(R.id.button_toggle);
passphraseText = findViewById(R.id.passphrase_edit);
passphraseAuthContainer = findViewById(R.id.password_auth_container);
fingerprintPrompt = findViewById(R.id.fingerprint_auth_container);
lockScreenButton = findViewById(R.id.lock_screen_auth_container);
fingerprintManager = FingerprintManagerCompat.from(this);
fingerprintCancellationSignal = new CancellationSignal();
fingerprintListener = new FingerprintListener();
showButton = findViewById(R.id.passphrase_visibility);
hideButton = findViewById(R.id.passphrase_visibility_off);
visibilityToggle = findViewById(R.id.button_toggle);
passphraseText = findViewById(R.id.passphrase_edit);
passphraseAuthContainer = findViewById(R.id.password_auth_container);
fingerprintPrompt = findViewById(R.id.fingerprint_auth_container);
lockScreenButton = findViewById(R.id.lock_screen_auth_container);
biometricManager = BiometricManager.from(this);
biometricPrompt = new BiometricPrompt(this, new BiometricAuthenticationListener());
biometricPromptInfo = new BiometricPrompt.PromptInfo
.Builder()
.setAllowedAuthenticators(ALLOWED_AUTHENTICATORS)
.setTitle(getString(R.string.PassphrasePromptActivity_unlock_signal))
.build();
setSupportActionBar(toolbar);
getSupportActionBar().setTitle("");
@@ -254,14 +254,9 @@ public class PassphrasePromptActivity extends PassphraseActivity {
private void setLockTypeVisibility() {
if (TextSecurePreferences.isScreenLockEnabled(this)) {
passphraseAuthContainer.setVisibility(View.GONE);
if (fingerprintManager.isHardwareDetected() && fingerprintManager.hasEnrolledFingerprints()) {
fingerprintPrompt.setVisibility(View.VISIBLE);
lockScreenButton.setVisibility(View.GONE);
} else {
fingerprintPrompt.setVisibility(View.GONE);
lockScreenButton.setVisibility(View.VISIBLE);
}
fingerprintPrompt.setVisibility(biometricManager.canAuthenticate(BIOMETRIC_AUTHENTICATORS) == BiometricManager.BIOMETRIC_SUCCESS ? View.VISIBLE
: View.GONE);
lockScreenButton.setVisibility(View.VISIBLE);
} else {
passphraseAuthContainer.setVisibility(View.VISIBLE);
fingerprintPrompt.setVisibility(View.GONE);
@@ -280,26 +275,19 @@ public class PassphrasePromptActivity extends PassphraseActivity {
return;
}
if (fingerprintManager.isHardwareDetected() && fingerprintManager.hasEnrolledFingerprints()) {
Log.i(TAG, "Listening for fingerprints...");
fingerprintCancellationSignal = new CancellationSignal();
fingerprintManager.authenticate(null, 0, fingerprintCancellationSignal, fingerprintListener, null);
if (biometricManager.canAuthenticate(ALLOWED_AUTHENTICATORS) == BiometricManager.BIOMETRIC_SUCCESS) {
Log.i(TAG, "Listening for biometric authentication...");
biometricPrompt.authenticate(biometricPromptInfo);
} else if (Build.VERSION.SDK_INT >= 21){
Log.i(TAG, "firing intent...");
Intent intent = keyguardManager.createConfirmDeviceCredentialIntent(getString(R.string.PassphrasePromptActivity_unlock_signal), "");
startActivityForResult(intent, 1);
startActivityForResult(intent, AUTHENTICATE_REQUEST_CODE);
} else {
Log.w(TAG, "Not compatible...");
handleAuthenticated();
}
}
private void pauseScreenLock() {
if (fingerprintCancellationSignal != null) {
fingerprintCancellationSignal.cancel();
}
}
private void sendEmailToSupport() {
String body = SupportEmailUtil.generateSupportEmailBody(this,
R.string.PassphrasePromptActivity_signal_android_lock_screen,
@@ -359,15 +347,19 @@ public class PassphrasePromptActivity extends PassphraseActivity {
System.gc();
}
private class FingerprintListener extends FingerprintManagerCompat.AuthenticationCallback {
private class BiometricAuthenticationListener extends BiometricPrompt.AuthenticationCallback {
@Override
public void onAuthenticationError(int errMsgId, CharSequence errString) {
Log.w(TAG, "Authentication error: " + errMsgId + " " + errString);
onAuthenticationFailed();
public void onAuthenticationError(int errorCode, @NonNull CharSequence errorString) {
Log.w(TAG, "Authentication error: " + errorCode);
hadFailure = true;
if (errorCode != BiometricPrompt.ERROR_CANCELED && errorCode != BiometricPrompt.ERROR_USER_CANCELED) {
onAuthenticationFailed();
}
}
@Override
public void onAuthenticationSucceeded(FingerprintManagerCompat.AuthenticationResult result) {
public void onAuthenticationSucceeded(@NonNull BiometricPrompt.AuthenticationResult result) {
Log.i(TAG, "onAuthenticationSucceeded");
fingerprintPrompt.setImageResource(R.drawable.ic_check_white_48dp);
fingerprintPrompt.getBackground().setColorFilter(getResources().getColor(R.color.green_500), PorterDuff.Mode.SRC_IN);
@@ -384,8 +376,7 @@ public class PassphrasePromptActivity extends PassphraseActivity {
@Override
public void onAuthenticationFailed() {
Log.w(TAG, "onAuthenticatoinFailed()");
FingerprintManagerCompat.AuthenticationCallback callback = this;
Log.w(TAG, "onAuthenticationFailed()");
fingerprintPrompt.setImageResource(R.drawable.ic_close_white_48dp);
fingerprintPrompt.getBackground().setColorFilter(getResources().getColor(R.color.red_500), PorterDuff.Mode.SRC_IN);
@@ -409,6 +400,5 @@ public class PassphrasePromptActivity extends PassphraseActivity {
fingerprintPrompt.startAnimation(shake);
}
}
}