1 /* 2 * Copyright (C) 2019 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.car.developeroptions; 18 19 import android.accessibilityservice.AccessibilityServiceInfo; 20 import android.app.Activity; 21 import android.app.Dialog; 22 import android.app.admin.DevicePolicyManager; 23 import android.app.settings.SettingsEnums; 24 import android.content.Context; 25 import android.content.DialogInterface; 26 import android.content.Intent; 27 import android.content.res.Resources; 28 import android.os.Bundle; 29 import android.util.Log; 30 import android.view.LayoutInflater; 31 import android.view.View; 32 import android.view.ViewGroup; 33 import android.view.accessibility.AccessibilityManager; 34 import android.widget.LinearLayout; 35 import android.widget.TextView; 36 37 import androidx.appcompat.app.AlertDialog; 38 39 import com.android.car.developeroptions.core.InstrumentedFragment; 40 import com.android.car.developeroptions.core.instrumentation.InstrumentedDialogFragment; 41 import com.android.car.developeroptions.password.ChooseLockSettingsHelper; 42 43 import com.google.android.setupcompat.template.FooterBarMixin; 44 import com.google.android.setupcompat.template.FooterButton; 45 import com.google.android.setupdesign.GlifLayout; 46 47 import java.util.List; 48 49 public class EncryptionInterstitial extends SettingsActivity { 50 private static final String TAG = EncryptionInterstitial.class.getSimpleName(); 51 52 protected static final String EXTRA_PASSWORD_QUALITY = "extra_password_quality"; 53 protected static final String EXTRA_UNLOCK_METHOD_INTENT = "extra_unlock_method_intent"; 54 public static final String EXTRA_REQUIRE_PASSWORD = "extra_require_password"; 55 private static final int CHOOSE_LOCK_REQUEST = 100; 56 57 @Override getIntent()58 public Intent getIntent() { 59 Intent modIntent = new Intent(super.getIntent()); 60 modIntent.putExtra(EXTRA_SHOW_FRAGMENT, EncryptionInterstitialFragment.class.getName()); 61 return modIntent; 62 } 63 64 @Override onApplyThemeResource(Resources.Theme theme, int resid, boolean first)65 protected void onApplyThemeResource(Resources.Theme theme, int resid, boolean first) { 66 resid = SetupWizardUtils.getTheme(getIntent()); 67 super.onApplyThemeResource(theme, resid, first); 68 } 69 70 @Override isValidFragment(String fragmentName)71 protected boolean isValidFragment(String fragmentName) { 72 return EncryptionInterstitialFragment.class.getName().equals(fragmentName); 73 } 74 createStartIntent(Context ctx, int quality, boolean requirePasswordDefault, Intent unlockMethodIntent)75 public static Intent createStartIntent(Context ctx, int quality, 76 boolean requirePasswordDefault, Intent unlockMethodIntent) { 77 return new Intent(ctx, EncryptionInterstitial.class) 78 .putExtra(EXTRA_PASSWORD_QUALITY, quality) 79 .putExtra(EXTRA_SHOW_FRAGMENT_TITLE_RESID, R.string.encryption_interstitial_header) 80 .putExtra(EXTRA_REQUIRE_PASSWORD, requirePasswordDefault) 81 .putExtra(EXTRA_UNLOCK_METHOD_INTENT, unlockMethodIntent); 82 } 83 84 @Override onCreate(Bundle savedInstance)85 protected void onCreate(Bundle savedInstance) { 86 super.onCreate(savedInstance); 87 LinearLayout layout = (LinearLayout) findViewById(R.id.content_parent); 88 layout.setFitsSystemWindows(false); 89 } 90 91 public static class EncryptionInterstitialFragment extends InstrumentedFragment { 92 93 private boolean mPasswordRequired; 94 private Intent mUnlockMethodIntent; 95 private int mRequestedPasswordQuality; 96 97 @Override getMetricsCategory()98 public int getMetricsCategory() { 99 return SettingsEnums.ENCRYPTION; 100 } 101 102 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)103 public View onCreateView( 104 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 105 return inflater.inflate(R.layout.encryption_interstitial, container, false); 106 } 107 108 @Override onViewCreated(View view, Bundle savedInstanceState)109 public void onViewCreated(View view, Bundle savedInstanceState) { 110 super.onViewCreated(view, savedInstanceState); 111 112 final boolean forFingerprint = getActivity().getIntent().getBooleanExtra( 113 ChooseLockSettingsHelper.EXTRA_KEY_FOR_FINGERPRINT, false); 114 final boolean forFace = getActivity().getIntent() 115 .getBooleanExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE, false); 116 Intent intent = getActivity().getIntent(); 117 mRequestedPasswordQuality = intent.getIntExtra(EXTRA_PASSWORD_QUALITY, 0); 118 mUnlockMethodIntent = intent.getParcelableExtra(EXTRA_UNLOCK_METHOD_INTENT); 119 final int msgId; 120 switch (mRequestedPasswordQuality) { 121 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: 122 msgId = forFingerprint ? 123 R.string.encryption_interstitial_message_pattern_for_fingerprint : 124 forFace ? 125 R.string.encryption_interstitial_message_pattern_for_face : 126 R.string.encryption_interstitial_message_pattern; 127 break; 128 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: 129 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: 130 msgId = forFingerprint ? 131 R.string.encryption_interstitial_message_pin_for_fingerprint : 132 forFace ? 133 R.string.encryption_interstitial_message_pin_for_face : 134 R.string.encryption_interstitial_message_pin; 135 break; 136 default: 137 msgId = forFingerprint ? 138 R.string.encryption_interstitial_message_password_for_fingerprint : 139 forFace ? 140 R.string.encryption_interstitial_message_password_for_face : 141 R.string.encryption_interstitial_message_password; 142 break; 143 } 144 TextView message = (TextView) getActivity().findViewById(R.id.encryption_message); 145 message.setText(msgId); 146 147 setRequirePasswordState(getActivity().getIntent().getBooleanExtra( 148 EXTRA_REQUIRE_PASSWORD, true)); 149 150 GlifLayout layout = (GlifLayout) view; 151 layout.setHeaderText(getActivity().getTitle()); 152 153 final FooterBarMixin mixin = layout.getMixin(FooterBarMixin.class); 154 mixin.setSecondaryButton( 155 new FooterButton.Builder(getContext()) 156 .setText(R.string.encryption_interstitial_no) 157 .setListener(this::onNoButtonClicked) 158 .setButtonType(FooterButton.ButtonType.SKIP) 159 .setTheme(R.style.SudGlifButton_Secondary) 160 .build() 161 ); 162 163 mixin.setPrimaryButton( 164 new FooterButton.Builder(getContext()) 165 .setText(R.string.encryption_interstitial_yes) 166 .setListener(this::onYesButtonClicked) 167 .setButtonType(FooterButton.ButtonType.NEXT) 168 .setTheme(R.style.SudGlifButton_Primary) 169 .build() 170 ); 171 } 172 startLockIntent()173 protected void startLockIntent() { 174 if (mUnlockMethodIntent != null) { 175 mUnlockMethodIntent.putExtra(EXTRA_REQUIRE_PASSWORD, mPasswordRequired); 176 startActivityForResult(mUnlockMethodIntent, CHOOSE_LOCK_REQUEST); 177 } else { 178 Log.wtf(TAG, "no unlock intent to start"); 179 finish(); 180 } 181 } 182 183 @Override onActivityResult(int requestCode, int resultCode, Intent data)184 public void onActivityResult(int requestCode, int resultCode, Intent data) { 185 super.onActivityResult(requestCode, resultCode, data); 186 if (requestCode == CHOOSE_LOCK_REQUEST && resultCode != RESULT_CANCELED) { 187 getActivity().setResult(resultCode, data); 188 finish(); 189 } 190 } 191 onYesButtonClicked(View view)192 private void onYesButtonClicked(View view) { 193 final boolean accEn = AccessibilityManager.getInstance(getActivity()).isEnabled(); 194 if (accEn && !mPasswordRequired) { 195 setRequirePasswordState(false); // clear the UI state 196 AccessibilityWarningDialogFragment.newInstance(mRequestedPasswordQuality) 197 .show( 198 getChildFragmentManager(), 199 AccessibilityWarningDialogFragment.TAG); 200 } else { 201 setRequirePasswordState(true); 202 startLockIntent(); 203 } 204 } 205 onNoButtonClicked(View view)206 private void onNoButtonClicked(View view) { 207 setRequirePasswordState(false); 208 startLockIntent(); 209 } 210 setRequirePasswordState(boolean required)211 private void setRequirePasswordState(boolean required) { 212 mPasswordRequired = required; 213 } 214 finish()215 public void finish() { 216 Activity activity = getActivity(); 217 if (activity == null) return; 218 if (getFragmentManager().getBackStackEntryCount() > 0) { 219 getFragmentManager().popBackStack(); 220 } else { 221 activity.finish(); 222 } 223 } 224 } 225 226 public static class AccessibilityWarningDialogFragment extends InstrumentedDialogFragment 227 implements DialogInterface.OnClickListener { 228 229 public static final String TAG = "AccessibilityWarningDialog"; 230 newInstance(int passwordQuality)231 public static AccessibilityWarningDialogFragment newInstance(int passwordQuality) { 232 AccessibilityWarningDialogFragment fragment = new AccessibilityWarningDialogFragment(); 233 Bundle args = new Bundle(1); 234 args.putInt(EXTRA_PASSWORD_QUALITY, passwordQuality); 235 fragment.setArguments(args); 236 return fragment; 237 } 238 239 @Override onCreateDialog(Bundle savedInstanceState)240 public Dialog onCreateDialog(Bundle savedInstanceState) { 241 final int titleId; 242 final int messageId; 243 switch (getArguments().getInt(EXTRA_PASSWORD_QUALITY)) { 244 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: 245 titleId = R.string.encrypt_talkback_dialog_require_pattern; 246 messageId = R.string.encrypt_talkback_dialog_message_pattern; 247 break; 248 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: 249 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: 250 titleId = R.string.encrypt_talkback_dialog_require_pin; 251 messageId = R.string.encrypt_talkback_dialog_message_pin; 252 break; 253 default: 254 titleId = R.string.encrypt_talkback_dialog_require_password; 255 messageId = R.string.encrypt_talkback_dialog_message_password; 256 break; 257 } 258 259 260 final Activity activity = getActivity(); 261 List<AccessibilityServiceInfo> list = 262 AccessibilityManager.getInstance(activity) 263 .getEnabledAccessibilityServiceList( 264 AccessibilityServiceInfo.FEEDBACK_ALL_MASK); 265 final CharSequence exampleAccessibility; 266 if (list.isEmpty()) { 267 // This should never happen. But we shouldn't crash 268 exampleAccessibility = ""; 269 } else { 270 exampleAccessibility = list.get(0).getResolveInfo() 271 .loadLabel(activity.getPackageManager()); 272 } 273 return new AlertDialog.Builder(activity) 274 .setTitle(titleId) 275 .setMessage(getString(messageId, exampleAccessibility)) 276 .setCancelable(true) 277 .setPositiveButton(android.R.string.ok, this) 278 .setNegativeButton(android.R.string.cancel, this) 279 .create(); 280 } 281 282 @Override getMetricsCategory()283 public int getMetricsCategory() { 284 return SettingsEnums.DIALOG_ENCRYPTION_INTERSTITIAL_ACCESSIBILITY; 285 } 286 287 @Override onClick(DialogInterface dialog, int which)288 public void onClick(DialogInterface dialog, int which) { 289 EncryptionInterstitialFragment fragment = 290 (EncryptionInterstitialFragment) getParentFragment(); 291 if (fragment != null) { 292 if (which == DialogInterface.BUTTON_POSITIVE) { 293 fragment.setRequirePasswordState(true); 294 fragment.startLockIntent(); 295 } else if (which == DialogInterface.BUTTON_NEGATIVE) { 296 fragment.setRequirePasswordState(false); 297 } 298 } 299 } 300 } 301 } 302