| /* |
| * Copyright (C) 2017 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.notification; |
| |
| import android.app.Notification; |
| import android.app.NotificationChannel; |
| import android.app.NotificationManager; |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Context; |
| import android.content.pm.UserInfo; |
| import android.os.UserHandle; |
| import android.provider.Settings; |
| import android.service.notification.NotificationListenerService; |
| |
| import androidx.preference.Preference; |
| |
| import com.android.internal.widget.LockPatternUtils; |
| import com.android.settings.R; |
| import com.android.settings.RestrictedListPreference; |
| import com.android.settings.core.PreferenceControllerMixin; |
| import com.android.settingslib.RestrictedLockUtils; |
| import com.android.settingslib.RestrictedLockUtilsInternal; |
| |
| import java.util.ArrayList; |
| |
| public class VisibilityPreferenceController extends NotificationPreferenceController |
| implements PreferenceControllerMixin, Preference.OnPreferenceChangeListener { |
| |
| private static final String TAG = "ChannelVisPrefContr"; |
| private static final String KEY_VISIBILITY_OVERRIDE = "visibility_override"; |
| private LockPatternUtils mLockPatternUtils; |
| |
| public VisibilityPreferenceController(Context context, LockPatternUtils utils, |
| NotificationBackend backend) { |
| super(context, backend); |
| mLockPatternUtils = utils; |
| } |
| |
| @Override |
| public String getPreferenceKey() { |
| return KEY_VISIBILITY_OVERRIDE; |
| } |
| |
| @Override |
| public boolean isAvailable() { |
| if (!super.isAvailable()) { |
| return false; |
| } |
| if (mChannel == null || mAppRow.banned) { |
| return false; |
| } |
| return checkCanBeVisible(NotificationManager.IMPORTANCE_LOW) && isLockScreenSecure(); |
| } |
| |
| public void updateState(Preference preference) { |
| if (mChannel != null && mAppRow != null) { |
| RestrictedListPreference pref = (RestrictedListPreference) preference; |
| ArrayList<CharSequence> entries = new ArrayList<>(); |
| ArrayList<CharSequence> values = new ArrayList<>(); |
| |
| pref.clearRestrictedItems(); |
| if (getLockscreenNotificationsEnabled() && getLockscreenAllowPrivateNotifications()) { |
| final String summaryShowEntry = |
| mContext.getString(R.string.lock_screen_notifications_summary_show); |
| final String summaryShowEntryValue = |
| Integer.toString(NotificationManager.VISIBILITY_NO_OVERRIDE); |
| entries.add(summaryShowEntry); |
| values.add(summaryShowEntryValue); |
| setRestrictedIfNotificationFeaturesDisabled(pref, summaryShowEntry, |
| summaryShowEntryValue, |
| DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS |
| | DevicePolicyManager.KEYGUARD_DISABLE_UNREDACTED_NOTIFICATIONS); |
| } |
| |
| if (getLockscreenNotificationsEnabled()) { |
| final String summaryHideEntry = |
| mContext.getString(R.string.lock_screen_notifications_summary_hide); |
| final String summaryHideEntryValue = Integer.toString( |
| Notification.VISIBILITY_PRIVATE); |
| entries.add(summaryHideEntry); |
| values.add(summaryHideEntryValue); |
| setRestrictedIfNotificationFeaturesDisabled(pref, |
| summaryHideEntry, summaryHideEntryValue, |
| DevicePolicyManager.KEYGUARD_DISABLE_SECURE_NOTIFICATIONS); |
| } |
| entries.add(mContext.getString(R.string.lock_screen_notifications_summary_disable)); |
| values.add(Integer.toString(Notification.VISIBILITY_SECRET)); |
| pref.setEntries(entries.toArray(new CharSequence[entries.size()])); |
| pref.setEntryValues(values.toArray(new CharSequence[values.size()])); |
| |
| if (mChannel.getLockscreenVisibility() |
| == NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE) { |
| pref.setValue(Integer.toString(getGlobalVisibility())); |
| } else { |
| pref.setValue(Integer.toString(mChannel.getLockscreenVisibility())); |
| } |
| pref.setSummary("%s"); |
| } |
| } |
| |
| @Override |
| public boolean onPreferenceChange(Preference preference, Object newValue) { |
| if (mChannel != null) { |
| int sensitive = Integer.parseInt((String) newValue); |
| if (sensitive == getGlobalVisibility()) { |
| sensitive = NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE; |
| } |
| mChannel.setLockscreenVisibility(sensitive); |
| mChannel.lockFields(NotificationChannel.USER_LOCKED_VISIBILITY); |
| saveChannel(); |
| } |
| return true; |
| } |
| |
| private void setRestrictedIfNotificationFeaturesDisabled(RestrictedListPreference pref, |
| CharSequence entry, CharSequence entryValue, int keyguardNotificationFeatures) { |
| RestrictedLockUtils.EnforcedAdmin admin = |
| RestrictedLockUtilsInternal.checkIfKeyguardFeaturesDisabled( |
| mContext, keyguardNotificationFeatures, mAppRow.userId); |
| if (admin != null) { |
| RestrictedListPreference.RestrictedItem item = |
| new RestrictedListPreference.RestrictedItem(entry, entryValue, admin); |
| pref.addRestrictedItem(item); |
| } |
| } |
| |
| private int getGlobalVisibility() { |
| int globalVis = NotificationListenerService.Ranking.VISIBILITY_NO_OVERRIDE; |
| if (!getLockscreenNotificationsEnabled()) { |
| globalVis = Notification.VISIBILITY_SECRET; |
| } else if (!getLockscreenAllowPrivateNotifications()) { |
| globalVis = Notification.VISIBILITY_PRIVATE; |
| } |
| return globalVis; |
| } |
| |
| private boolean getLockscreenNotificationsEnabled() { |
| final UserInfo parentUser = mUm.getProfileParent(UserHandle.myUserId()); |
| final int primaryUserId = parentUser != null ? parentUser.id : UserHandle.myUserId(); |
| return Settings.Secure.getIntForUser(mContext.getContentResolver(), |
| Settings.Secure.LOCK_SCREEN_SHOW_NOTIFICATIONS, 0, primaryUserId) != 0; |
| } |
| |
| private boolean getLockscreenAllowPrivateNotifications() { |
| return Settings.Secure.getInt(mContext.getContentResolver(), |
| Settings.Secure.LOCK_SCREEN_ALLOW_PRIVATE_NOTIFICATIONS, 0) != 0; |
| } |
| |
| protected boolean isLockScreenSecure() { |
| boolean lockscreenSecure = mLockPatternUtils.isSecure(UserHandle.myUserId()); |
| UserInfo parentUser = mUm.getProfileParent(UserHandle.myUserId()); |
| if (parentUser != null){ |
| lockscreenSecure |= mLockPatternUtils.isSecure(parentUser.id); |
| } |
| |
| return lockscreenSecure; |
| } |
| |
| } |