/*
|
* 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;
|
}
|
|
}
|
