| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.settings.password; |
| |
| import static android.app.admin.DevicePolicyManager.PASSWORD_COMPLEXITY_NONE; |
| import static android.app.admin.DevicePolicyManager.PASSWORD_QUALITY_NUMERIC; |
| |
| import static com.android.internal.widget.PasswordValidationError.CONTAINS_INVALID_CHARACTERS; |
| import static com.android.internal.widget.PasswordValidationError.CONTAINS_SEQUENCE; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_DIGITS; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_LETTERS; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_LOWER_CASE; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_NON_DIGITS; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_NON_LETTER; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_SYMBOLS; |
| import static com.android.internal.widget.PasswordValidationError.NOT_ENOUGH_UPPER_CASE; |
| import static com.android.internal.widget.PasswordValidationError.RECENTLY_USED; |
| import static com.android.internal.widget.PasswordValidationError.TOO_LONG; |
| import static com.android.internal.widget.PasswordValidationError.TOO_SHORT; |
| import static com.android.settings.password.ChooseLockSettingsHelper.EXTRA_KEY_REQUESTED_MIN_COMPLEXITY; |
| import static com.android.settings.password.ChooseLockSettingsHelper.EXTRA_KEY_UNIFICATION_PROFILE_CREDENTIAL; |
| import static com.android.settings.password.ChooseLockSettingsHelper.EXTRA_KEY_UNIFICATION_PROFILE_ID; |
| |
| import android.app.Activity; |
| import android.app.admin.DevicePolicyManager; |
| import android.app.admin.DevicePolicyManager.PasswordComplexity; |
| import android.app.admin.PasswordMetrics; |
| import android.app.settings.SettingsEnums; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.res.Resources.Theme; |
| import android.graphics.Insets; |
| import android.graphics.Typeface; |
| import android.os.Bundle; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.os.UserHandle; |
| import android.text.Editable; |
| import android.text.InputType; |
| import android.text.Selection; |
| import android.text.Spannable; |
| import android.text.TextUtils; |
| import android.text.TextWatcher; |
| import android.util.Log; |
| import android.util.Pair; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.inputmethod.EditorInfo; |
| import android.widget.ImeAwareEditText; |
| import android.widget.TextView; |
| import android.widget.TextView.OnEditorActionListener; |
| |
| import androidx.annotation.StringRes; |
| import androidx.fragment.app.Fragment; |
| import androidx.recyclerview.widget.LinearLayoutManager; |
| import androidx.recyclerview.widget.RecyclerView; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.widget.LockPatternUtils; |
| import com.android.internal.widget.LockPatternUtils.RequestThrottledException; |
| import com.android.internal.widget.LockscreenCredential; |
| import com.android.internal.widget.PasswordValidationError; |
| import com.android.internal.widget.TextViewInputDisabler; |
| import com.android.settings.EncryptionInterstitial; |
| import com.android.settings.R; |
| import com.android.settings.SettingsActivity; |
| import com.android.settings.SetupWizardUtils; |
| import com.android.settings.Utils; |
| import com.android.settings.core.InstrumentedFragment; |
| import com.android.settings.notification.RedactionInterstitial; |
| |
| import com.google.android.setupcompat.template.FooterBarMixin; |
| import com.google.android.setupcompat.template.FooterButton; |
| import com.google.android.setupdesign.GlifLayout; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class ChooseLockPassword extends SettingsActivity { |
| private static final String TAG = "ChooseLockPassword"; |
| |
| @Override |
| public Intent getIntent() { |
| Intent modIntent = new Intent(super.getIntent()); |
| modIntent.putExtra(EXTRA_SHOW_FRAGMENT, getFragmentClass().getName()); |
| return modIntent; |
| } |
| |
| @Override |
| protected void onApplyThemeResource(Theme theme, int resid, boolean first) { |
| resid = SetupWizardUtils.getTheme(getIntent()); |
| super.onApplyThemeResource(theme, resid, first); |
| } |
| |
| public static class IntentBuilder { |
| |
| private final Intent mIntent; |
| |
| public IntentBuilder(Context context) { |
| mIntent = new Intent(context, ChooseLockPassword.class); |
| mIntent.putExtra(ChooseLockGeneric.CONFIRM_CREDENTIALS, false); |
| mIntent.putExtra(EncryptionInterstitial.EXTRA_REQUIRE_PASSWORD, false); |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_HAS_CHALLENGE, false); |
| } |
| |
| public IntentBuilder setPasswordQuality(int quality) { |
| mIntent.putExtra(LockPatternUtils.PASSWORD_TYPE_KEY, quality); |
| return this; |
| } |
| |
| public IntentBuilder setUserId(int userId) { |
| mIntent.putExtra(Intent.EXTRA_USER_ID, userId); |
| return this; |
| } |
| |
| public IntentBuilder setChallenge(long challenge) { |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_HAS_CHALLENGE, true); |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE, challenge); |
| return this; |
| } |
| |
| public IntentBuilder setPassword(LockscreenCredential password) { |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_PASSWORD, password); |
| return this; |
| } |
| |
| public IntentBuilder setForFingerprint(boolean forFingerprint) { |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FINGERPRINT, forFingerprint); |
| return this; |
| } |
| |
| public IntentBuilder setForFace(boolean forFace) { |
| mIntent.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE, forFace); |
| return this; |
| } |
| |
| public IntentBuilder setRequestedMinComplexity(@PasswordComplexity int level) { |
| mIntent.putExtra(EXTRA_KEY_REQUESTED_MIN_COMPLEXITY, level); |
| return this; |
| } |
| |
| /** |
| * Configures the launch such that at the end of the password enrollment, one of its |
| * managed profile (specified by {@code profileId}) will have its lockscreen unified |
| * to the parent user. The profile's current lockscreen credential needs to be specified by |
| * {@code credential}. |
| */ |
| public IntentBuilder setProfileToUnify(int profileId, LockscreenCredential credential) { |
| mIntent.putExtra(EXTRA_KEY_UNIFICATION_PROFILE_ID, profileId); |
| mIntent.putExtra(EXTRA_KEY_UNIFICATION_PROFILE_CREDENTIAL, credential); |
| return this; |
| } |
| |
| public Intent build() { |
| return mIntent; |
| } |
| } |
| |
| @Override |
| protected boolean isValidFragment(String fragmentName) { |
| if (ChooseLockPasswordFragment.class.getName().equals(fragmentName)) return true; |
| return false; |
| } |
| |
| /* package */ Class<? extends Fragment> getFragmentClass() { |
| return ChooseLockPasswordFragment.class; |
| } |
| |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| final boolean forFingerprint = getIntent() |
| .getBooleanExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FINGERPRINT, false); |
| final boolean forFace = getIntent() |
| .getBooleanExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE, false); |
| |
| CharSequence msg = getText(R.string.lockpassword_choose_your_screen_lock_header); |
| if (forFingerprint) { |
| msg = getText(R.string.lockpassword_choose_your_password_header_for_fingerprint); |
| } else if (forFace) { |
| msg = getText(R.string.lockpassword_choose_your_password_header_for_face); |
| } |
| |
| setTitle(msg); |
| findViewById(R.id.content_parent).setFitsSystemWindows(false); |
| } |
| |
| public static class ChooseLockPasswordFragment extends InstrumentedFragment |
| implements OnEditorActionListener, TextWatcher, SaveAndFinishWorker.Listener { |
| private static final String KEY_FIRST_PASSWORD = "first_password"; |
| private static final String KEY_UI_STAGE = "ui_stage"; |
| private static final String KEY_CURRENT_CREDENTIAL = "current_credential"; |
| private static final String FRAGMENT_TAG_SAVE_AND_FINISH = "save_and_finish_worker"; |
| |
| private LockscreenCredential mCurrentCredential; |
| private LockscreenCredential mChosenPassword; |
| private boolean mHasChallenge; |
| private long mChallenge; |
| private ImeAwareEditText mPasswordEntry; |
| private TextViewInputDisabler mPasswordEntryInputDisabler; |
| |
| // Minimum password metrics enforced by admins. |
| private PasswordMetrics mMinMetrics; |
| private List<PasswordValidationError> mValidationErrors; |
| |
| @PasswordComplexity private int mMinComplexity = PASSWORD_COMPLEXITY_NONE; |
| protected int mUserId; |
| private byte[] mPasswordHistoryHashFactor; |
| private int mUnificationProfileId = UserHandle.USER_NULL; |
| |
| private LockPatternUtils mLockPatternUtils; |
| private SaveAndFinishWorker mSaveAndFinishWorker; |
| private int mRequestedQuality = DevicePolicyManager.PASSWORD_QUALITY_NUMERIC; |
| private ChooseLockSettingsHelper mChooseLockSettingsHelper; |
| protected Stage mUiStage = Stage.Introduction; |
| private PasswordRequirementAdapter mPasswordRequirementAdapter; |
| private GlifLayout mLayout; |
| protected boolean mForFingerprint; |
| protected boolean mForFace; |
| |
| private LockscreenCredential mFirstPassword; |
| private RecyclerView mPasswordRestrictionView; |
| protected boolean mIsAlphaMode; |
| protected FooterButton mSkipOrClearButton; |
| private FooterButton mNextButton; |
| private TextView mMessage; |
| |
| private TextChangedHandler mTextChangedHandler; |
| |
| private static final int CONFIRM_EXISTING_REQUEST = 58; |
| static final int RESULT_FINISHED = RESULT_FIRST_USER; |
| |
| /** |
| * Keep track internally of where the user is in choosing a pattern. |
| */ |
| protected enum Stage { |
| |
| Introduction( |
| R.string.lockpassword_choose_your_screen_lock_header, // password |
| R.string.lockpassword_choose_your_password_header_for_fingerprint, |
| R.string.lockpassword_choose_your_password_header_for_face, |
| R.string.lockpassword_choose_your_screen_lock_header, // pin |
| R.string.lockpassword_choose_your_pin_header_for_fingerprint, |
| R.string.lockpassword_choose_your_pin_header_for_face, |
| R.string.lockpassword_choose_your_password_message, // added security message |
| R.string.lock_settings_picker_biometrics_added_security_message, |
| R.string.lockpassword_choose_your_pin_message, |
| R.string.lock_settings_picker_biometrics_added_security_message, |
| R.string.next_label), |
| |
| NeedToConfirm( |
| R.string.lockpassword_confirm_your_password_header, |
| R.string.lockpassword_confirm_your_password_header, |
| R.string.lockpassword_confirm_your_password_header, |
| R.string.lockpassword_confirm_your_pin_header, |
| R.string.lockpassword_confirm_your_pin_header, |
| R.string.lockpassword_confirm_your_pin_header, |
| 0, |
| 0, |
| 0, |
| 0, |
| R.string.lockpassword_confirm_label), |
| |
| ConfirmWrong( |
| R.string.lockpassword_confirm_passwords_dont_match, |
| R.string.lockpassword_confirm_passwords_dont_match, |
| R.string.lockpassword_confirm_passwords_dont_match, |
| R.string.lockpassword_confirm_pins_dont_match, |
| R.string.lockpassword_confirm_pins_dont_match, |
| R.string.lockpassword_confirm_pins_dont_match, |
| 0, |
| 0, |
| 0, |
| 0, |
| R.string.lockpassword_confirm_label); |
| |
| Stage(int hintInAlpha, int hintInAlphaForFingerprint, int hintInAlphaForFace, |
| int hintInNumeric, int hintInNumericForFingerprint, int hintInNumericForFace, |
| int messageInAlpha, int messageInAlphaForBiometrics, |
| int messageInNumeric, int messageInNumericForBiometrics, |
| int nextButtonText) { |
| this.alphaHint = hintInAlpha; |
| this.alphaHintForFingerprint = hintInAlphaForFingerprint; |
| this.alphaHintForFace = hintInAlphaForFace; |
| |
| this.numericHint = hintInNumeric; |
| this.numericHintForFingerprint = hintInNumericForFingerprint; |
| this.numericHintForFace = hintInNumericForFace; |
| |
| this.alphaMessage = messageInAlpha; |
| this.alphaMessageForBiometrics = messageInAlphaForBiometrics; |
| this.numericMessage = messageInNumeric; |
| this.numericMessageForBiometrics = messageInNumericForBiometrics; |
| this.buttonText = nextButtonText; |
| } |
| |
| public static final int TYPE_NONE = 0; |
| public static final int TYPE_FINGERPRINT = 1; |
| public static final int TYPE_FACE = 2; |
| |
| // Password |
| public final int alphaHint; |
| public final int alphaHintForFingerprint; |
| public final int alphaHintForFace; |
| |
| // PIN |
| public final int numericHint; |
| public final int numericHintForFingerprint; |
| public final int numericHintForFace; |
| |
| public final int alphaMessage; |
| public final int alphaMessageForBiometrics; |
| public final int numericMessage; |
| public final int numericMessageForBiometrics; |
| public final int buttonText; |
| |
| public @StringRes int getHint(boolean isAlpha, int type) { |
| if (isAlpha) { |
| if (type == TYPE_FINGERPRINT) { |
| return alphaHintForFingerprint; |
| } else if (type == TYPE_FACE) { |
| return alphaHintForFace; |
| } else { |
| return alphaHint; |
| } |
| } else { |
| if (type == TYPE_FINGERPRINT) { |
| return numericHintForFingerprint; |
| } else if (type == TYPE_FACE) { |
| return numericHintForFace; |
| } else { |
| return numericHint; |
| } |
| } |
| } |
| |
| public @StringRes int getMessage(boolean isAlpha, int type) { |
| if (isAlpha) { |
| return type != TYPE_NONE ? alphaMessageForBiometrics : alphaMessage; |
| } else { |
| return type != TYPE_NONE ? numericMessageForBiometrics : numericMessage; |
| } |
| } |
| } |
| |
| // required constructor for fragments |
| public ChooseLockPasswordFragment() { |
| |
| } |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| mLockPatternUtils = new LockPatternUtils(getActivity()); |
| Intent intent = getActivity().getIntent(); |
| if (!(getActivity() instanceof ChooseLockPassword)) { |
| throw new SecurityException("Fragment contained in wrong activity"); |
| } |
| // Only take this argument into account if it belongs to the current profile. |
| mUserId = Utils.getUserIdFromBundle(getActivity(), intent.getExtras()); |
| mForFingerprint = intent.getBooleanExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_FOR_FINGERPRINT, false); |
| mForFace = intent.getBooleanExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE, false); |
| mMinComplexity = intent.getIntExtra( |
| EXTRA_KEY_REQUESTED_MIN_COMPLEXITY, PASSWORD_COMPLEXITY_NONE); |
| |
| mRequestedQuality = intent.getIntExtra( |
| LockPatternUtils.PASSWORD_TYPE_KEY, PASSWORD_QUALITY_NUMERIC); |
| mUnificationProfileId = intent.getIntExtra( |
| EXTRA_KEY_UNIFICATION_PROFILE_ID, UserHandle.USER_NULL); |
| |
| mMinMetrics = mLockPatternUtils.getRequestedPasswordMetrics(mUserId); |
| // If we are to unify a work challenge at the end of the credential enrollment, manually |
| // merge any password policy from that profile here, so we are enrolling a compliant |
| // password. This is because once unified, the profile's password policy will |
| // be enforced on the new credential. |
| if (mUnificationProfileId != UserHandle.USER_NULL) { |
| mMinMetrics.maxWith( |
| mLockPatternUtils.getRequestedPasswordMetrics(mUnificationProfileId)); |
| } |
| |
| mChooseLockSettingsHelper = new ChooseLockSettingsHelper(getActivity()); |
| |
| if (intent.getBooleanExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_FOR_CHANGE_CRED_REQUIRED_FOR_BOOT, false)) { |
| SaveAndFinishWorker w = new SaveAndFinishWorker(); |
| final boolean required = getActivity().getIntent().getBooleanExtra( |
| EncryptionInterstitial.EXTRA_REQUIRE_PASSWORD, true); |
| LockscreenCredential currentCredential = intent.getParcelableExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_PASSWORD); |
| |
| w.setBlocking(true); |
| w.setListener(this); |
| w.start(mChooseLockSettingsHelper.utils(), required, false, 0, |
| currentCredential, currentCredential, mUserId); |
| } |
| mTextChangedHandler = new TextChangedHandler(); |
| } |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| return inflater.inflate(R.layout.choose_lock_password, container, false); |
| } |
| |
| @Override |
| public void onViewCreated(View view, Bundle savedInstanceState) { |
| super.onViewCreated(view, savedInstanceState); |
| |
| mLayout = (GlifLayout) view; |
| |
| // Make the password container consume the optical insets so the edit text is aligned |
| // with the sides of the parent visually. |
| ViewGroup container = view.findViewById(R.id.password_container); |
| container.setOpticalInsets(Insets.NONE); |
| |
| final FooterBarMixin mixin = mLayout.getMixin(FooterBarMixin.class); |
| mixin.setSecondaryButton( |
| new FooterButton.Builder(getActivity()) |
| .setText(R.string.lockpassword_clear_label) |
| .setListener(this::onSkipOrClearButtonClick) |
| .setButtonType(FooterButton.ButtonType.SKIP) |
| .setTheme(R.style.SudGlifButton_Secondary) |
| .build() |
| ); |
| mixin.setPrimaryButton( |
| new FooterButton.Builder(getActivity()) |
| .setText(R.string.next_label) |
| .setListener(this::onNextButtonClick) |
| .setButtonType(FooterButton.ButtonType.NEXT) |
| .setTheme(R.style.SudGlifButton_Primary) |
| .build() |
| ); |
| mSkipOrClearButton = mixin.getSecondaryButton(); |
| mNextButton = mixin.getPrimaryButton(); |
| |
| mMessage = view.findViewById(R.id.sud_layout_description); |
| if (mForFingerprint) { |
| mLayout.setIcon(getActivity().getDrawable(R.drawable.ic_fingerprint_header)); |
| } else if (mForFace) { |
| mLayout.setIcon(getActivity().getDrawable(R.drawable.ic_face_header)); |
| } |
| |
| mIsAlphaMode = DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC == mRequestedQuality |
| || DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == mRequestedQuality |
| || DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == mRequestedQuality; |
| |
| setupPasswordRequirementsView(view); |
| |
| mPasswordRestrictionView.setLayoutManager(new LinearLayoutManager(getActivity())); |
| mPasswordEntry = view.findViewById(R.id.password_entry); |
| mPasswordEntry.setOnEditorActionListener(this); |
| mPasswordEntry.addTextChangedListener(this); |
| mPasswordEntry.requestFocus(); |
| mPasswordEntryInputDisabler = new TextViewInputDisabler(mPasswordEntry); |
| |
| final Activity activity = getActivity(); |
| |
| int currentType = mPasswordEntry.getInputType(); |
| mPasswordEntry.setInputType(mIsAlphaMode ? currentType |
| : (InputType.TYPE_CLASS_NUMBER | InputType.TYPE_NUMBER_VARIATION_PASSWORD)); |
| if (mIsAlphaMode) { |
| mPasswordEntry.setContentDescription( |
| getString(R.string.unlock_set_unlock_password_title)); |
| } else { |
| mPasswordEntry.setContentDescription( |
| getString(R.string.unlock_set_unlock_pin_title)); |
| } |
| // Can't set via XML since setInputType resets the fontFamily to null |
| mPasswordEntry.setTypeface(Typeface.create( |
| getContext().getString(com.android.internal.R.string.config_headlineFontFamily), |
| Typeface.NORMAL)); |
| |
| Intent intent = getActivity().getIntent(); |
| final boolean confirmCredentials = intent.getBooleanExtra( |
| ChooseLockGeneric.CONFIRM_CREDENTIALS, true); |
| mCurrentCredential = intent.getParcelableExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_PASSWORD); |
| mHasChallenge = intent.getBooleanExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_HAS_CHALLENGE, false); |
| mChallenge = intent.getLongExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE, 0); |
| if (savedInstanceState == null) { |
| updateStage(Stage.Introduction); |
| if (confirmCredentials) { |
| mChooseLockSettingsHelper.launchConfirmationActivity(CONFIRM_EXISTING_REQUEST, |
| getString(R.string.unlock_set_unlock_launch_picker_title), true, |
| mUserId); |
| } |
| } else { |
| |
| // restore from previous state |
| mFirstPassword = savedInstanceState.getParcelable(KEY_FIRST_PASSWORD); |
| final String state = savedInstanceState.getString(KEY_UI_STAGE); |
| if (state != null) { |
| mUiStage = Stage.valueOf(state); |
| updateStage(mUiStage); |
| } |
| |
| if (mCurrentCredential == null) { |
| mCurrentCredential = savedInstanceState.getParcelable(KEY_CURRENT_CREDENTIAL); |
| } |
| |
| // Re-attach to the exiting worker if there is one. |
| mSaveAndFinishWorker = (SaveAndFinishWorker) getFragmentManager().findFragmentByTag( |
| FRAGMENT_TAG_SAVE_AND_FINISH); |
| } |
| |
| if (activity instanceof SettingsActivity) { |
| final SettingsActivity sa = (SettingsActivity) activity; |
| int title = Stage.Introduction.getHint(mIsAlphaMode, getStageType()); |
| sa.setTitle(title); |
| mLayout.setHeaderText(title); |
| } |
| } |
| |
| @Override |
| public void onDestroy() { |
| super.onDestroy(); |
| if (mCurrentCredential != null) { |
| mCurrentCredential.zeroize(); |
| } |
| // Force a garbage collection immediately to remove remnant of user password shards |
| // from memory. |
| System.gc(); |
| System.runFinalization(); |
| System.gc(); |
| } |
| |
| protected int getStageType() { |
| return mForFingerprint ? Stage.TYPE_FINGERPRINT : |
| mForFace ? Stage.TYPE_FACE : |
| Stage.TYPE_NONE; |
| } |
| |
| private void setupPasswordRequirementsView(View view) { |
| mPasswordRestrictionView = view.findViewById(R.id.password_requirements_view); |
| mPasswordRestrictionView.setLayoutManager(new LinearLayoutManager(getActivity())); |
| mPasswordRequirementAdapter = new PasswordRequirementAdapter(); |
| mPasswordRestrictionView.setAdapter(mPasswordRequirementAdapter); |
| } |
| |
| @Override |
| public int getMetricsCategory() { |
| return SettingsEnums.CHOOSE_LOCK_PASSWORD; |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| updateStage(mUiStage); |
| if (mSaveAndFinishWorker != null) { |
| mSaveAndFinishWorker.setListener(this); |
| } else { |
| mPasswordEntry.requestFocus(); |
| mPasswordEntry.scheduleShowSoftInput(); |
| } |
| } |
| |
| @Override |
| public void onPause() { |
| if (mSaveAndFinishWorker != null) { |
| mSaveAndFinishWorker.setListener(null); |
| } |
| super.onPause(); |
| } |
| |
| @Override |
| public void onSaveInstanceState(Bundle outState) { |
| super.onSaveInstanceState(outState); |
| outState.putString(KEY_UI_STAGE, mUiStage.name()); |
| outState.putParcelable(KEY_FIRST_PASSWORD, mFirstPassword); |
| outState.putParcelable(KEY_CURRENT_CREDENTIAL, mCurrentCredential); |
| } |
| |
| @Override |
| public void onActivityResult(int requestCode, int resultCode, |
| Intent data) { |
| super.onActivityResult(requestCode, resultCode, data); |
| switch (requestCode) { |
| case CONFIRM_EXISTING_REQUEST: |
| if (resultCode != Activity.RESULT_OK) { |
| getActivity().setResult(RESULT_FINISHED); |
| getActivity().finish(); |
| } else { |
| mCurrentCredential = data.getParcelableExtra( |
| ChooseLockSettingsHelper.EXTRA_KEY_PASSWORD); |
| } |
| break; |
| } |
| } |
| |
| protected Intent getRedactionInterstitialIntent(Context context) { |
| return RedactionInterstitial.createStartIntent(context, mUserId); |
| } |
| |
| protected void updateStage(Stage stage) { |
| final Stage previousStage = mUiStage; |
| mUiStage = stage; |
| updateUi(); |
| |
| // If the stage changed, announce the header for accessibility. This |
| // is a no-op when accessibility is disabled. |
| if (previousStage != stage) { |
| mLayout.announceForAccessibility(mLayout.getHeaderText()); |
| } |
| } |
| |
| /** |
| * Validates PIN/Password and returns the validation result and updates mValidationErrors |
| * and mPasswordReused to reflect validation results. |
| * |
| * @param credential credential the user typed in. |
| * @return whether password satisfies all the requirements. |
| */ |
| @VisibleForTesting |
| boolean validatePassword(LockscreenCredential credential) { |
| final byte[] password = credential.getCredential(); |
| mValidationErrors = PasswordMetrics.validatePassword( |
| mMinMetrics, mMinComplexity, !mIsAlphaMode, password); |
| if (mValidationErrors.isEmpty() && mLockPatternUtils.checkPasswordHistory( |
| password, getPasswordHistoryHashFactor(), mUserId)) { |
| mValidationErrors = |
| Collections.singletonList(new PasswordValidationError(RECENTLY_USED)); |
| } |
| return mValidationErrors.isEmpty(); |
| } |
| |
| /** |
| * Lazily compute and return the history hash factor of the current user (mUserId), used for |
| * password history check. |
| */ |
| private byte[] getPasswordHistoryHashFactor() { |
| if (mPasswordHistoryHashFactor == null) { |
| mPasswordHistoryHashFactor = mLockPatternUtils.getPasswordHistoryHashFactor( |
| mCurrentCredential != null ? mCurrentCredential |
| : LockscreenCredential.createNone(), mUserId); |
| } |
| return mPasswordHistoryHashFactor; |
| } |
| |
| public void handleNext() { |
| if (mSaveAndFinishWorker != null) return; |
| // TODO(b/120484642): This is a point of entry for passwords from the UI |
| final Editable passwordText = mPasswordEntry.getText(); |
| if (TextUtils.isEmpty(passwordText)) { |
| return; |
| } |
| mChosenPassword = mIsAlphaMode ? LockscreenCredential.createPassword(passwordText) |
| : LockscreenCredential.createPin(passwordText); |
| if (mUiStage == Stage.Introduction) { |
| if (validatePassword(mChosenPassword)) { |
| mFirstPassword = mChosenPassword; |
| mPasswordEntry.setText(""); |
| updateStage(Stage.NeedToConfirm); |
| } else { |
| mChosenPassword.zeroize(); |
| } |
| } else if (mUiStage == Stage.NeedToConfirm) { |
| if (mChosenPassword.equals(mFirstPassword)) { |
| startSaveAndFinish(); |
| } else { |
| CharSequence tmp = mPasswordEntry.getText(); |
| if (tmp != null) { |
| Selection.setSelection((Spannable) tmp, 0, tmp.length()); |
| } |
| updateStage(Stage.ConfirmWrong); |
| mChosenPassword.zeroize(); |
| } |
| } |
| } |
| |
| protected void setNextEnabled(boolean enabled) { |
| mNextButton.setEnabled(enabled); |
| } |
| |
| protected void setNextText(int text) { |
| mNextButton.setText(getActivity(), text); |
| } |
| |
| protected void onSkipOrClearButtonClick(View view) { |
| mPasswordEntry.setText(""); |
| } |
| |
| protected void onNextButtonClick(View view) { |
| handleNext(); |
| } |
| |
| public boolean onEditorAction(TextView v, int actionId, KeyEvent event) { |
| // Check if this was the result of hitting the enter or "done" key |
| if (actionId == EditorInfo.IME_NULL |
| || actionId == EditorInfo.IME_ACTION_DONE |
| || actionId == EditorInfo.IME_ACTION_NEXT) { |
| handleNext(); |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * @param errorCode error code returned from password validation. |
| * @return an array of messages describing the error, important messages come first. |
| */ |
| String[] convertErrorCodeToMessages() { |
| List<String> messages = new ArrayList<>(); |
| for (PasswordValidationError error : mValidationErrors) { |
| switch (error.errorCode) { |
| case CONTAINS_INVALID_CHARACTERS: |
| messages.add(getString(R.string.lockpassword_illegal_character)); |
| break; |
| case NOT_ENOUGH_UPPER_CASE: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_uppercase, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_LOWER_CASE: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_lowercase, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_LETTERS: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_letters, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_DIGITS: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_numeric, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_SYMBOLS: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_symbols, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_NON_LETTER: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_nonletter, |
| error.requirement, error.requirement)); |
| break; |
| case NOT_ENOUGH_NON_DIGITS: |
| messages.add(getResources().getQuantityString( |
| R.plurals.lockpassword_password_requires_nonnumerical, |
| error.requirement, error.requirement)); |
| break; |
| case TOO_SHORT: |
| messages.add(getResources().getQuantityString( |
| mIsAlphaMode |
| ? R.plurals.lockpassword_password_too_short |
| : R.plurals.lockpassword_pin_too_short, |
| error.requirement, error.requirement)); |
| break; |
| case TOO_LONG: |
| messages.add(getResources().getQuantityString( |
| mIsAlphaMode |
| ? R.plurals.lockpassword_password_too_long |
| : R.plurals.lockpassword_pin_too_long, |
| error.requirement + 1, error.requirement + 1)); |
| break; |
| case CONTAINS_SEQUENCE: |
| messages.add(getString(R.string.lockpassword_pin_no_sequential_digits)); |
| break; |
| case RECENTLY_USED: |
| messages.add(getString(mIsAlphaMode |
| ? R.string.lockpassword_password_recently_used |
| : R.string.lockpassword_pin_recently_used)); |
| break; |
| default: |
| Log.wtf(TAG, "unknown error validating password: " + error); |
| } |
| } |
| |
| return messages.toArray(new String[0]); |
| } |
| |
| /** |
| * Update the hint based on current Stage and length of password entry |
| */ |
| protected void updateUi() { |
| final boolean canInput = mSaveAndFinishWorker == null; |
| |
| LockscreenCredential password = mIsAlphaMode |
| ? LockscreenCredential.createPasswordOrNone(mPasswordEntry.getText()) |
| : LockscreenCredential.createPinOrNone(mPasswordEntry.getText()); |
| final int length = password.size(); |
| if (mUiStage == Stage.Introduction) { |
| mPasswordRestrictionView.setVisibility(View.VISIBLE); |
| final boolean passwordCompliant = validatePassword(password); |
| String[] messages = convertErrorCodeToMessages(); |
| // Update the fulfillment of requirements. |
| mPasswordRequirementAdapter.setRequirements(messages); |
| // Enable/Disable the next button accordingly. |
| setNextEnabled(passwordCompliant); |
| } else { |
| // Hide password requirement view when we are just asking user to confirm the pw. |
| mPasswordRestrictionView.setVisibility(View.GONE); |
| setHeaderText(getString(mUiStage.getHint(mIsAlphaMode, getStageType()))); |
| setNextEnabled(canInput && length >= LockPatternUtils.MIN_LOCK_PASSWORD_SIZE); |
| mSkipOrClearButton.setVisibility(toVisibility(canInput && length > 0)); |
| } |
| int message = mUiStage.getMessage(mIsAlphaMode, getStageType()); |
| if (message != 0) { |
| mMessage.setVisibility(View.VISIBLE); |
| mMessage.setText(message); |
| } else { |
| mMessage.setVisibility(View.INVISIBLE); |
| } |
| |
| setNextText(mUiStage.buttonText); |
| mPasswordEntryInputDisabler.setInputEnabled(canInput); |
| password.zeroize(); |
| } |
| |
| protected int toVisibility(boolean visibleOrGone) { |
| return visibleOrGone ? View.VISIBLE : View.GONE; |
| } |
| |
| private void setHeaderText(String text) { |
| // Only set the text if it is different than the existing one to avoid announcing again. |
| if (!TextUtils.isEmpty(mLayout.getHeaderText()) |
| && mLayout.getHeaderText().toString().equals(text)) { |
| return; |
| } |
| mLayout.setHeaderText(text); |
| } |
| |
| public void afterTextChanged(Editable s) { |
| // Changing the text while error displayed resets to NeedToConfirm state |
| if (mUiStage == Stage.ConfirmWrong) { |
| mUiStage = Stage.NeedToConfirm; |
| } |
| // Schedule the UI update. |
| mTextChangedHandler.notifyAfterTextChanged(); |
| } |
| |
| public void beforeTextChanged(CharSequence s, int start, int count, int after) { |
| |
| } |
| |
| public void onTextChanged(CharSequence s, int start, int before, int count) { |
| |
| } |
| |
| private void startSaveAndFinish() { |
| if (mSaveAndFinishWorker != null) { |
| Log.w(TAG, "startSaveAndFinish with an existing SaveAndFinishWorker."); |
| return; |
| } |
| |
| mPasswordEntryInputDisabler.setInputEnabled(false); |
| setNextEnabled(false); |
| |
| mSaveAndFinishWorker = new SaveAndFinishWorker(); |
| mSaveAndFinishWorker.setListener(this); |
| |
| getFragmentManager().beginTransaction().add(mSaveAndFinishWorker, |
| FRAGMENT_TAG_SAVE_AND_FINISH).commit(); |
| getFragmentManager().executePendingTransactions(); |
| |
| final Intent intent = getActivity().getIntent(); |
| final boolean required = intent.getBooleanExtra( |
| EncryptionInterstitial.EXTRA_REQUIRE_PASSWORD, true); |
| if (mUnificationProfileId != UserHandle.USER_NULL) { |
| try (LockscreenCredential profileCredential = (LockscreenCredential) |
| intent.getParcelableExtra(EXTRA_KEY_UNIFICATION_PROFILE_CREDENTIAL)) { |
| mSaveAndFinishWorker.setProfileToUnify(mUnificationProfileId, |
| profileCredential); |
| } |
| } |
| mSaveAndFinishWorker.start(mLockPatternUtils, required, mHasChallenge, mChallenge, |
| mChosenPassword, mCurrentCredential, mUserId); |
| } |
| |
| @Override |
| public void onChosenLockSaveFinished(boolean wasSecureBefore, Intent resultData) { |
| getActivity().setResult(RESULT_FINISHED, resultData); |
| |
| if (mChosenPassword != null) { |
| mChosenPassword.zeroize(); |
| } |
| if (mCurrentCredential != null) { |
| mCurrentCredential.zeroize(); |
| } |
| if (mFirstPassword != null) { |
| mFirstPassword.zeroize(); |
| } |
| |
| mPasswordEntry.setText(""); |
| |
| if (!wasSecureBefore) { |
| Intent intent = getRedactionInterstitialIntent(getActivity()); |
| if (intent != null) { |
| startActivity(intent); |
| } |
| } |
| getActivity().finish(); |
| } |
| |
| class TextChangedHandler extends Handler { |
| private static final int ON_TEXT_CHANGED = 1; |
| private static final int DELAY_IN_MILLISECOND = 100; |
| |
| /** |
| * With the introduction of delay, we batch processing the text changed event to reduce |
| * unnecessary UI updates. |
| */ |
| private void notifyAfterTextChanged() { |
| removeMessages(ON_TEXT_CHANGED); |
| sendEmptyMessageDelayed(ON_TEXT_CHANGED, DELAY_IN_MILLISECOND); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| if (getActivity() == null) { |
| return; |
| } |
| if (msg.what == ON_TEXT_CHANGED) { |
| updateUi(); |
| } |
| } |
| } |
| } |
| |
| public static class SaveAndFinishWorker extends SaveChosenLockWorkerBase { |
| |
| private LockscreenCredential mChosenPassword; |
| private LockscreenCredential mCurrentCredential; |
| |
| public void start(LockPatternUtils utils, boolean required, |
| boolean hasChallenge, long challenge, |
| LockscreenCredential chosenPassword, LockscreenCredential currentCredential, |
| int userId) { |
| prepare(utils, required, hasChallenge, challenge, userId); |
| |
| mChosenPassword = chosenPassword; |
| mCurrentCredential = currentCredential != null ? currentCredential |
| : LockscreenCredential.createNone(); |
| mUserId = userId; |
| |
| start(); |
| } |
| |
| @Override |
| protected Pair<Boolean, Intent> saveAndVerifyInBackground() { |
| final boolean success = mUtils.setLockCredential( |
| mChosenPassword, mCurrentCredential, mUserId); |
| if (success) { |
| unifyProfileCredentialIfRequested(); |
| } |
| Intent result = null; |
| if (success && mHasChallenge) { |
| byte[] token; |
| try { |
| token = mUtils.verifyCredential(mChosenPassword, mChallenge, mUserId); |
| } catch (RequestThrottledException e) { |
| token = null; |
| } |
| |
| if (token == null) { |
| Log.e(TAG, "critical: no token returned for known good password."); |
| } |
| |
| result = new Intent(); |
| result.putExtra(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE_TOKEN, token); |
| } |
| return Pair.create(success, result); |
| } |
| } |
| } |
