src/com/android/settings/biometrics/face/FaceEnrollIntroduction.java

   1 /*
   2  * Copyright (C) 2018 The Android Open Source Project
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License
  15  */
  16
  17 package com.android.settings.biometrics.face;
  18
  19 import android.app.admin.DevicePolicyManager;
  20 import android.app.settings.SettingsEnums;
  21 import android.content.ComponentName;
  22 import android.content.Intent;
  23 import android.hardware.face.FaceManager;
  24 import android.os.Bundle;
  25 import android.text.TextUtils;
  26 import android.widget.TextView;
  27
  28 import com.android.settings.R;
  29 import com.android.settings.Utils;
  30 import com.android.settings.biometrics.BiometricEnrollIntroduction;
  31 import com.android.settings.password.ChooseLockSettingsHelper;
  32 import com.android.settingslib.RestrictedLockUtilsInternal;
  33
  34 import com.google.android.setupcompat.template.FooterBarMixin;
  35 import com.google.android.setupcompat.template.FooterButton;
  36 import com.google.android.setupcompat.util.WizardManagerHelper;
  37 import com.google.android.setupdesign.span.LinkSpan;
  38
  39 public class FaceEnrollIntroduction extends BiometricEnrollIntroduction {
  40
  41     private static final String TAG = "FaceIntro";
  42
  43     private FaceManager mFaceManager;
  44
  45     @Override
  46     protected void onCreate(Bundle savedInstanceState) {
  47         super.onCreate(savedInstanceState);
  48
  49         mFaceManager = Utils.getFaceManagerOrNull(this);
  50
  51         mFooterBarMixin = getLayout().getMixin(FooterBarMixin.class);
  52         if (WizardManagerHelper.isAnySetupWizard(getIntent())) {
  53             mFooterBarMixin.setSecondaryButton(
  54                     new FooterButton.Builder(this)
  55                             .setText(R.string.skip_label)
  56                             .setListener(this::onSkipButtonClick)
  57                             .setButtonType(FooterButton.ButtonType.SKIP)
  58                             .setTheme(R.style.SudGlifButton_Secondary)
  59                             .build()
  60             );
  61         } else {
  62             mFooterBarMixin.setSecondaryButton(
  63                     new FooterButton.Builder(this)
  64                             .setText(R.string.security_settings_face_enroll_introduction_cancel)
  65                             .setListener(this::onCancelButtonClick)
  66                             .setButtonType(FooterButton.ButtonType.CANCEL)
  67                             .setTheme(R.style.SudGlifButton_Secondary)
  68                             .build()
  69             );
  70         }
  71
  72         mFooterBarMixin.setPrimaryButton(
  73                 new FooterButton.Builder(this)
  74                         .setText(R.string.wizard_next)
  75                         .setListener(this::onNextButtonClick)
  76                         .setButtonType(FooterButton.ButtonType.NEXT)
  77                         .setTheme(R.style.SudGlifButton_Primary)
  78                         .build()
  79         );
  80     }
  81
  82     @Override
  83     protected boolean isDisabledByAdmin() {
  84         return RestrictedLockUtilsInternal.checkIfKeyguardFeaturesDisabled(
  85                 this, DevicePolicyManager.KEYGUARD_DISABLE_FACE, mUserId) != null;
  86     }
  87
  88     @Override
  89     protected int getLayoutResource() {
  90         return R.layout.face_enroll_introduction;
  91     }
  92
  93     @Override
  94     protected int getHeaderResDisabledByAdmin() {
  95         return R.string.security_settings_face_enroll_introduction_title_unlock_disabled;
  96     }
  97
  98     @Override
  99     protected int getHeaderResDefault() {
 100         return R.string.security_settings_face_enroll_introduction_title;
 101     }
 102
 103     @Override
 104     protected int getDescriptionResDisabledByAdmin() {
 105         return R.string.security_settings_face_enroll_introduction_message_unlock_disabled;
 106     }
 107
 108     @Override
 109     protected FooterButton getCancelButton() {
 110         if (mFooterBarMixin != null) {
 111             return mFooterBarMixin.getSecondaryButton();
 112         }
 113         return null;
 114     }
 115
 116     @Override
 117     protected FooterButton getNextButton() {
 118         if (mFooterBarMixin != null) {
 119             return mFooterBarMixin.getPrimaryButton();
 120         }
 121         return null;
 122     }
 123
 124     @Override
 125     protected TextView getErrorTextView() {
 126         return findViewById(R.id.error_text);
 127     }
 128
 129     @Override
 130     protected int checkMaxEnrolled() {
 131         if (mFaceManager != null) {
 132             final int max = getResources().getInteger(
 133                     com.android.internal.R.integer.config_faceMaxTemplatesPerUser);
 134             final int numEnrolledFaces = mFaceManager.getEnrolledFaces(mUserId).size();
 135             if (numEnrolledFaces >= max) {
 136                 return R.string.face_intro_error_max;
 137             }
 138         } else {
 139             return R.string.face_intro_error_unknown;
 140         }
 141         return 0;
 142     }
 143
 144     @Override
 145     protected long getChallenge() {
 146         mFaceManager = Utils.getFaceManagerOrNull(this);
 147         if (mFaceManager == null) {
 148             return 0;
 149         }
 150         return mFaceManager.generateChallenge();
 151     }
 152
 153     @Override
 154     protected String getExtraKeyForBiometric() {
 155         return ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE;
 156     }
 157
 158     @Override
 159     protected Intent getEnrollingIntent() {
 160         final String flattenedString = getString(R.string.config_face_enroll);
 161         final Intent intent = new Intent();
 162         if (!TextUtils.isEmpty(flattenedString)) {
 163             ComponentName componentName = ComponentName.unflattenFromString(flattenedString);
 164             intent.setComponent(componentName);
 165
 166         } else {
 167             intent.setClass(this, FaceEnrollEnrolling.class);
 168         }
 169         WizardManagerHelper.copyWizardManagerExtras(getIntent(), intent);
 170         return intent;
 171     }
 172
 173     @Override
 174     protected int getConfirmLockTitleResId() {
 175         return R.string.security_settings_face_preference_title;
 176     }
 177
 178     @Override
 179     public int getMetricsCategory() {
 180         return SettingsEnums.FACE_ENROLL_INTRO;
 181     }
 182
 183     @Override
 184     public void onClick(LinkSpan span) {
 185         // TODO(b/110906762)
 186     }
 187 }