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Code Issues Projects Releases Wiki Activity

Add a password strength meter to SetupActivity. Dev task #42.

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This commit is contained in:
akwizgran
2014-01-09 01:29:00 +00:00
parent 1a53e9e908
commit ea47420e99
8 changed files with 168 additions and 14 deletions
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41
briar-android/src/org/briarproject/android/SetupActivity.java
View File

@@ -11,6 +11,7 @@ import static android.view.View.VISIBLE;
import static android.widget.LinearLayout.VERTICAL;
import static org.briarproject.android.util.CommonLayoutParams.MATCH_MATCH;
import static org.briarproject.android.util.CommonLayoutParams.WRAP_WRAP;
import static org.briarproject.api.crypto.PasswordStrengthEstimator.WEAK;
import java.util.Arrays;
import java.util.concurrent.Executor;
@@ -18,12 +19,14 @@ import java.util.concurrent.Executor;
import javax.inject.Inject;
import org.briarproject.R;
import org.briarproject.android.util.StrengthMeter;
import org.briarproject.api.AuthorFactory;
import org.briarproject.api.LocalAuthor;
import org.briarproject.api.android.ReferenceManager;
import org.briarproject.api.crypto.CryptoComponent;
import org.briarproject.api.crypto.CryptoExecutor;
import org.briarproject.api.crypto.KeyPair;
import org.briarproject.api.crypto.PasswordStrengthEstimator;
import org.briarproject.api.db.DatabaseConfig;
import org.briarproject.util.StringUtils;
@@ -31,7 +34,6 @@ import roboguice.activity.RoboActivity;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.content.res.Resources;
import android.os.Bundle;
import android.text.Editable;
import android.view.View;
@@ -45,11 +47,11 @@ import android.widget.TextView;
public class SetupActivity extends RoboActivity implements OnClickListener {
private static final int MIN_PASSWORD_LENGTH = 8;
@Inject @CryptoExecutor private Executor cryptoExecutor;
@Inject private PasswordStrengthEstimator strengthEstimator;
private EditText nicknameEntry = null;
private EditText passwordEntry = null, passwordConfirmation = null;
private StrengthMeter strengthMeter = null;
private TextView feedback = null;
private Button continueButton = null;
private ProgressBar progress = null;
@@ -128,12 +130,15 @@ public class SetupActivity extends RoboActivity implements OnClickListener {
passwordConfirmation.setInputType(inputType);
layout.addView(passwordConfirmation);
strengthMeter = new StrengthMeter(this);
strengthMeter.setPadding(30, 10, 30, 0);
layout.addView(strengthMeter);
feedback = new TextView(this);
feedback.setGravity(CENTER);
feedback.setTextSize(14);
feedback.setPadding(10, 10, 10, 10);
String format = getResources().getString(R.string.format_min_password);
feedback.setText(String.format(format, MIN_PASSWORD_LENGTH));
feedback.setText("");
layout.addView(feedback);
continueButton = new Button(this);
@@ -157,25 +162,35 @@ public class SetupActivity extends RoboActivity implements OnClickListener {
}
private void enableOrDisableContinueButton() {
if(nicknameEntry == null || passwordEntry == null ||
passwordConfirmation == null || continueButton == null) return;
if(continueButton == null) return; // Not created yet
boolean nicknameNotEmpty = nicknameEntry.getText().length() > 0;
char[] firstPassword = getChars(passwordEntry.getText());
char[] secondPassword = getChars(passwordConfirmation.getText());
boolean passwordLength = firstPassword.length >= MIN_PASSWORD_LENGTH;
boolean passwordsMatch = Arrays.equals(firstPassword, secondPassword);
float strength = strengthEstimator.estimateStrength(firstPassword);
for(int i = 0; i < firstPassword.length; i++) firstPassword[i] = 0;
for(int i = 0; i < secondPassword.length; i++) secondPassword[i] = 0;
if(!passwordLength) {
Resources res = getResources();
String format = res.getString(R.string.format_min_password);
feedback.setText(String.format(format, MIN_PASSWORD_LENGTH));
strengthMeter.setStrength(strength);
if(firstPassword.length == 0) {
feedback.setText("");
} else if(secondPassword.length == 0 || passwordsMatch) {
if(strength < PasswordStrengthEstimator.WEAK) {
feedback.setText(R.string.password_too_weak);
} else if(strength < PasswordStrengthEstimator.QUITE_WEAK) {
feedback.setText(R.string.password_weak);
} else if(strength < PasswordStrengthEstimator.QUITE_STRONG) {
feedback.setText(R.string.password_quite_weak);
} else if(strength < PasswordStrengthEstimator.STRONG) {
feedback.setText(R.string.password_quite_strong);
} else {
feedback.setText(R.string.password_strong);
}
} else if(!passwordsMatch) {
feedback.setText(R.string.passwords_do_not_match);
} else {
feedback.setText("");
}
boolean valid = nicknameNotEmpty && passwordLength && passwordsMatch;
boolean valid = nicknameNotEmpty && passwordsMatch && strength >= WEAK;
continueButton.setEnabled(valid);
}