1 /* 2 * Copyright (C) 2014 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; 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.settings.core.InstrumentedFragment; 40 import com.android.settings.core.instrumentation.InstrumentedDialogFragment; 41 import com.android.settings.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 findViewById(R.id.content_parent).setFitsSystemWindows(false); 88 } 89 90 public static class EncryptionInterstitialFragment extends InstrumentedFragment { 91 92 private boolean mPasswordRequired; 93 private Intent mUnlockMethodIntent; 94 private int mRequestedPasswordQuality; 95 96 @Override getMetricsCategory()97 public int getMetricsCategory() { 98 return SettingsEnums.ENCRYPTION; 99 } 100 101 @Override onCreateView( LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)102 public View onCreateView( 103 LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 104 return inflater.inflate(R.layout.encryption_interstitial, container, false); 105 } 106 107 @Override onViewCreated(View view, Bundle savedInstanceState)108 public void onViewCreated(View view, Bundle savedInstanceState) { 109 super.onViewCreated(view, savedInstanceState); 110 111 final boolean forFingerprint = getActivity().getIntent().getBooleanExtra( 112 ChooseLockSettingsHelper.EXTRA_KEY_FOR_FINGERPRINT, false); 113 final boolean forFace = getActivity().getIntent() 114 .getBooleanExtra(ChooseLockSettingsHelper.EXTRA_KEY_FOR_FACE, false); 115 Intent intent = getActivity().getIntent(); 116 mRequestedPasswordQuality = intent.getIntExtra(EXTRA_PASSWORD_QUALITY, 0); 117 mUnlockMethodIntent = intent.getParcelableExtra(EXTRA_UNLOCK_METHOD_INTENT); 118 final int msgId; 119 switch (mRequestedPasswordQuality) { 120 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: 121 msgId = forFingerprint ? 122 R.string.encryption_interstitial_message_pattern_for_fingerprint : 123 forFace ? 124 R.string.encryption_interstitial_message_pattern_for_face : 125 R.string.encryption_interstitial_message_pattern; 126 break; 127 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: 128 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: 129 msgId = forFingerprint ? 130 R.string.encryption_interstitial_message_pin_for_fingerprint : 131 forFace ? 132 R.string.encryption_interstitial_message_pin_for_face : 133 R.string.encryption_interstitial_message_pin; 134 break; 135 default: 136 msgId = forFingerprint ? 137 R.string.encryption_interstitial_message_password_for_fingerprint : 138 forFace ? 139 R.string.encryption_interstitial_message_password_for_face : 140 R.string.encryption_interstitial_message_password; 141 break; 142 } 143 TextView message = (TextView) getActivity().findViewById(R.id.sud_layout_description); 144 message.setText(msgId); 145 146 setRequirePasswordState(getActivity().getIntent().getBooleanExtra( 147 EXTRA_REQUIRE_PASSWORD, true)); 148 149 GlifLayout layout = (GlifLayout) view; 150 layout.setHeaderText(getActivity().getTitle()); 151 152 final FooterBarMixin mixin = layout.getMixin(FooterBarMixin.class); 153 mixin.setSecondaryButton( 154 new FooterButton.Builder(getContext()) 155 .setText(R.string.encryption_interstitial_no) 156 .setListener(this::onNoButtonClicked) 157 .setButtonType(FooterButton.ButtonType.SKIP) 158 .setTheme(R.style.SudGlifButton_Secondary) 159 .build() 160 ); 161 162 mixin.setPrimaryButton( 163 new FooterButton.Builder(getContext()) 164 .setText(R.string.encryption_interstitial_yes) 165 .setListener(this::onYesButtonClicked) 166 .setButtonType(FooterButton.ButtonType.NEXT) 167 .setTheme(R.style.SudGlifButton_Primary) 168 .build() 169 ); 170 } 171 startLockIntent()172 protected void startLockIntent() { 173 if (mUnlockMethodIntent != null) { 174 mUnlockMethodIntent.putExtra(EXTRA_REQUIRE_PASSWORD, mPasswordRequired); 175 startActivityForResult(mUnlockMethodIntent, CHOOSE_LOCK_REQUEST); 176 } else { 177 Log.wtf(TAG, "no unlock intent to start"); 178 finish(); 179 } 180 } 181 182 @Override onActivityResult(int requestCode, int resultCode, Intent data)183 public void onActivityResult(int requestCode, int resultCode, Intent data) { 184 super.onActivityResult(requestCode, resultCode, data); 185 if (requestCode == CHOOSE_LOCK_REQUEST && resultCode != RESULT_CANCELED) { 186 getActivity().setResult(resultCode, data); 187 finish(); 188 } 189 } 190 onYesButtonClicked(View view)191 private void onYesButtonClicked(View view) { 192 final boolean accEn = AccessibilityManager.getInstance(getActivity()).isEnabled(); 193 if (accEn && !mPasswordRequired) { 194 setRequirePasswordState(false); // clear the UI state 195 AccessibilityWarningDialogFragment.newInstance(mRequestedPasswordQuality) 196 .show( 197 getChildFragmentManager(), 198 AccessibilityWarningDialogFragment.TAG); 199 } else { 200 setRequirePasswordState(true); 201 startLockIntent(); 202 } 203 } 204 onNoButtonClicked(View view)205 private void onNoButtonClicked(View view) { 206 setRequirePasswordState(false); 207 startLockIntent(); 208 } 209 setRequirePasswordState(boolean required)210 private void setRequirePasswordState(boolean required) { 211 mPasswordRequired = required; 212 } 213 finish()214 public void finish() { 215 Activity activity = getActivity(); 216 if (activity == null) return; 217 if (getFragmentManager().getBackStackEntryCount() > 0) { 218 getFragmentManager().popBackStack(); 219 } else { 220 activity.finish(); 221 } 222 } 223 } 224 225 public static class AccessibilityWarningDialogFragment extends InstrumentedDialogFragment 226 implements DialogInterface.OnClickListener { 227 228 public static final String TAG = "AccessibilityWarningDialog"; 229 newInstance(int passwordQuality)230 public static AccessibilityWarningDialogFragment newInstance(int passwordQuality) { 231 AccessibilityWarningDialogFragment fragment = new AccessibilityWarningDialogFragment(); 232 Bundle args = new Bundle(1); 233 args.putInt(EXTRA_PASSWORD_QUALITY, passwordQuality); 234 fragment.setArguments(args); 235 return fragment; 236 } 237 238 @Override onCreateDialog(Bundle savedInstanceState)239 public Dialog onCreateDialog(Bundle savedInstanceState) { 240 final int titleId; 241 final int messageId; 242 switch (getArguments().getInt(EXTRA_PASSWORD_QUALITY)) { 243 case DevicePolicyManager.PASSWORD_QUALITY_SOMETHING: 244 titleId = R.string.encrypt_talkback_dialog_require_pattern; 245 messageId = R.string.encrypt_talkback_dialog_message_pattern; 246 break; 247 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC: 248 case DevicePolicyManager.PASSWORD_QUALITY_NUMERIC_COMPLEX: 249 titleId = R.string.encrypt_talkback_dialog_require_pin; 250 messageId = R.string.encrypt_talkback_dialog_message_pin; 251 break; 252 default: 253 titleId = R.string.encrypt_talkback_dialog_require_password; 254 messageId = R.string.encrypt_talkback_dialog_message_password; 255 break; 256 } 257 258 259 final Activity activity = getActivity(); 260 List<AccessibilityServiceInfo> list = 261 AccessibilityManager.getInstance(activity) 262 .getEnabledAccessibilityServiceList( 263 AccessibilityServiceInfo.FEEDBACK_ALL_MASK); 264 final CharSequence exampleAccessibility; 265 if (list.isEmpty()) { 266 // This should never happen. But we shouldn't crash 267 exampleAccessibility = ""; 268 } else { 269 exampleAccessibility = list.get(0).getResolveInfo() 270 .loadLabel(activity.getPackageManager()); 271 } 272 return new AlertDialog.Builder(activity) 273 .setTitle(titleId) 274 .setMessage(getString(messageId, exampleAccessibility)) 275 .setCancelable(true) 276 .setPositiveButton(android.R.string.ok, this) 277 .setNegativeButton(android.R.string.cancel, this) 278 .create(); 279 } 280 281 @Override getMetricsCategory()282 public int getMetricsCategory() { 283 return SettingsEnums.DIALOG_ENCRYPTION_INTERSTITIAL_ACCESSIBILITY; 284 } 285 286 @Override onClick(DialogInterface dialog, int which)287 public void onClick(DialogInterface dialog, int which) { 288 EncryptionInterstitialFragment fragment = 289 (EncryptionInterstitialFragment) getParentFragment(); 290 if (fragment != null) { 291 if (which == DialogInterface.BUTTON_POSITIVE) { 292 fragment.setRequirePasswordState(true); 293 fragment.startLockIntent(); 294 } else if (which == DialogInterface.BUTTON_NEGATIVE) { 295 fragment.setRequirePasswordState(false); 296 } 297 } 298 } 299 } 300 } 301