| /* |
| * Copyright (C) 2016 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.deviceinfo; |
| |
| import android.app.Activity; |
| import android.app.Fragment; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ResolveInfo; |
| import android.os.Build; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.support.v7.preference.Preference; |
| import android.support.v7.preference.PreferenceScreen; |
| import android.text.BidiFormatter; |
| import android.text.TextUtils; |
| import android.util.Pair; |
| import android.widget.Toast; |
| |
| import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
| import com.android.settings.R; |
| import com.android.settings.Utils; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settings.overlay.FeatureFactory; |
| import com.android.settings.password.ChooseLockSettingsHelper; |
| import com.android.settingslib.RestrictedLockUtils; |
| import com.android.settingslib.core.AbstractPreferenceController; |
| import com.android.settingslib.core.instrumentation.MetricsFeatureProvider; |
| import com.android.settingslib.core.lifecycle.Lifecycle; |
| import com.android.settingslib.core.lifecycle.LifecycleObserver; |
| import com.android.settingslib.core.lifecycle.events.OnResume; |
| import com.android.settingslib.development.DevelopmentSettingsEnabler; |
| |
| public class BuildNumberPreferenceController extends AbstractPreferenceController implements |
| PreferenceControllerMixin, LifecycleObserver, OnResume { |
| |
| static final int TAPS_TO_BE_A_DEVELOPER = 7; |
| static final int REQUEST_CONFIRM_PASSWORD_FOR_DEV_PREF = 100; |
| |
| private static final String KEY_BUILD_NUMBER = "build_number"; |
| |
| private final Activity mActivity; |
| private final Fragment mFragment; |
| private final UserManager mUm; |
| private final MetricsFeatureProvider mMetricsFeatureProvider; |
| |
| private Toast mDevHitToast; |
| private RestrictedLockUtils.EnforcedAdmin mDebuggingFeaturesDisallowedAdmin; |
| private boolean mDebuggingFeaturesDisallowedBySystem; |
| private int mDevHitCountdown; |
| private boolean mProcessingLastDevHit; |
| |
| public BuildNumberPreferenceController(Context context, Activity activity, Fragment fragment, |
| Lifecycle lifecycle) { |
| super(context); |
| mActivity = activity; |
| mFragment = fragment; |
| mUm = (UserManager) context.getSystemService(Context.USER_SERVICE); |
| mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider(); |
| if (lifecycle != null) { |
| lifecycle.addObserver(this); |
| } |
| } |
| |
| @Override |
| public void displayPreference(PreferenceScreen screen) { |
| super.displayPreference(screen); |
| final Preference preference = screen.findPreference(KEY_BUILD_NUMBER); |
| if (preference != null) { |
| try { |
| preference.setSummary(BidiFormatter.getInstance().unicodeWrap(Build.DISPLAY)); |
| preference.setEnabled(true); |
| } catch (Exception e) { |
| preference.setSummary(R.string.device_info_default); |
| } |
| } |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY_BUILD_NUMBER; |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| return true; |
| } |
| |
| @Override |
| public void onResume() { |
| mDebuggingFeaturesDisallowedAdmin = RestrictedLockUtils.checkIfRestrictionEnforced( |
| mContext, UserManager.DISALLOW_DEBUGGING_FEATURES, UserHandle.myUserId()); |
| mDebuggingFeaturesDisallowedBySystem = RestrictedLockUtils.hasBaseUserRestriction( |
| mContext, UserManager.DISALLOW_DEBUGGING_FEATURES, UserHandle.myUserId()); |
| mDevHitCountdown = DevelopmentSettingsEnabler.isDevelopmentSettingsEnabled(mContext) |
| ? -1 : TAPS_TO_BE_A_DEVELOPER; |
| mDevHitToast = null; |
| } |
| |
| @Override |
| public boolean handlePreferenceTreeClick(Preference preference) { |
| if (!TextUtils.equals(preference.getKey(), KEY_BUILD_NUMBER)) { |
| return false; |
| } |
| if (Utils.isMonkeyRunning()) { |
| return false; |
| } |
| // Don't enable developer options for secondary non-demo users. |
| if (!(mUm.isAdminUser() || mUm.isDemoUser())) { |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF); |
| return false; |
| } |
| |
| // Don't enable developer options until device has been provisioned |
| if (!Utils.isDeviceProvisioned(mContext)) { |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF); |
| return false; |
| } |
| |
| if (mUm.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES)) { |
| if (mUm.isDemoUser()) { |
| // Route to demo device owner to lift the debugging restriction. |
| final ComponentName componentName = Utils.getDeviceOwnerComponent(mContext); |
| if (componentName != null) { |
| final Intent requestDebugFeatures = new Intent() |
| .setPackage(componentName.getPackageName()) |
| .setAction("com.android.settings.action.REQUEST_DEBUG_FEATURES"); |
| final ResolveInfo resolveInfo = mContext.getPackageManager().resolveActivity( |
| requestDebugFeatures, 0); |
| if (resolveInfo != null) { |
| mContext.startActivity(requestDebugFeatures); |
| return false; |
| } |
| } |
| } |
| if (mDebuggingFeaturesDisallowedAdmin != null && |
| !mDebuggingFeaturesDisallowedBySystem) { |
| RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mContext, |
| mDebuggingFeaturesDisallowedAdmin); |
| } |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF); |
| return false; |
| } |
| |
| if (mDevHitCountdown > 0) { |
| mDevHitCountdown--; |
| if (mDevHitCountdown == 0 && !mProcessingLastDevHit) { |
| // Add 1 count back, then start password confirmation flow. |
| mDevHitCountdown++; |
| final ChooseLockSettingsHelper helper = |
| new ChooseLockSettingsHelper(mActivity, mFragment); |
| mProcessingLastDevHit = helper.launchConfirmationActivity( |
| REQUEST_CONFIRM_PASSWORD_FOR_DEV_PREF, |
| mContext.getString(R.string.unlock_set_unlock_launch_picker_title)); |
| if (!mProcessingLastDevHit) { |
| enableDevelopmentSettings(); |
| } |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF, |
| Pair.create(MetricsEvent.FIELD_SETTINGS_BUILD_NUMBER_DEVELOPER_MODE_ENABLED, |
| mProcessingLastDevHit ? 0 : 1)); |
| } else if (mDevHitCountdown > 0 |
| && mDevHitCountdown < (TAPS_TO_BE_A_DEVELOPER - 2)) { |
| if (mDevHitToast != null) { |
| mDevHitToast.cancel(); |
| } |
| mDevHitToast = Toast.makeText(mContext, |
| mContext.getResources().getQuantityString( |
| R.plurals.show_dev_countdown, mDevHitCountdown, |
| mDevHitCountdown), |
| Toast.LENGTH_SHORT); |
| mDevHitToast.show(); |
| } |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF, |
| Pair.create(MetricsEvent.FIELD_SETTINGS_BUILD_NUMBER_DEVELOPER_MODE_ENABLED, |
| 0)); |
| } else if (mDevHitCountdown < 0) { |
| if (mDevHitToast != null) { |
| mDevHitToast.cancel(); |
| } |
| mDevHitToast = Toast.makeText(mContext, R.string.show_dev_already, |
| Toast.LENGTH_LONG); |
| mDevHitToast.show(); |
| mMetricsFeatureProvider.action( |
| mContext, MetricsEvent.ACTION_SETTINGS_BUILD_NUMBER_PREF, |
| Pair.create(MetricsEvent.FIELD_SETTINGS_BUILD_NUMBER_DEVELOPER_MODE_ENABLED, |
| 1)); |
| } |
| return true; |
| } |
| |
| /** |
| * Handles password confirmation result. |
| * |
| * @return if activity result is handled. |
| */ |
| public boolean onActivityResult(int requestCode, int resultCode, Intent data) { |
| if (requestCode != REQUEST_CONFIRM_PASSWORD_FOR_DEV_PREF) { |
| return false; |
| } |
| if (resultCode == Activity.RESULT_OK) { |
| enableDevelopmentSettings(); |
| } |
| mProcessingLastDevHit = false; |
| return true; |
| } |
| |
| /** |
| * Enables development settings. Only call this after confirming password. |
| */ |
| private void enableDevelopmentSettings() { |
| mDevHitCountdown = 0; |
| mProcessingLastDevHit = false; |
| DevelopmentSettingsEnabler.setDevelopmentSettingsEnabled(mContext, true); |
| if (mDevHitToast != null) { |
| mDevHitToast.cancel(); |
| } |
| mDevHitToast = Toast.makeText(mContext, R.string.show_dev_on, |
| Toast.LENGTH_LONG); |
| mDevHitToast.show(); |
| } |
| } |
