103 lines
3.8 KiB
Java
103 lines
3.8 KiB
Java
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License
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*/
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package com.android.internal.util;
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import android.annotation.Nullable;
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import android.app.Notification;
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import android.app.NotificationManager;
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import android.content.Context;
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import android.database.ContentObserver;
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import android.net.Uri;
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import android.os.Handler;
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import android.os.Looper;
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import android.os.UserHandle;
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import android.provider.Settings;
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import android.service.notification.StatusBarNotification;
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import android.util.SparseArray;
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import java.util.Collection;
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import java.util.Objects;
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/**
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* A util to look up messaging related functions for notifications. This is used for both the
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* ranking and the actual layout.
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*/
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public class NotificationMessagingUtil {
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private static final String DEFAULT_SMS_APP_SETTING = Settings.Secure.SMS_DEFAULT_APPLICATION;
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private final Context mContext;
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private final SparseArray<String> mDefaultSmsApp = new SparseArray<>();
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private final Object mStateLock;
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public NotificationMessagingUtil(Context context, @Nullable Object stateLock) {
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mContext = context;
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mStateLock = stateLock != null ? stateLock : new Object();
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mContext.getContentResolver().registerContentObserver(
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Settings.Secure.getUriFor(DEFAULT_SMS_APP_SETTING), false, mSmsContentObserver);
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}
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public boolean isImportantMessaging(StatusBarNotification sbn, int importance) {
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if (importance < NotificationManager.IMPORTANCE_LOW) {
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return false;
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}
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return hasMessagingStyle(sbn) || (isCategoryMessage(sbn) && isDefaultMessagingApp(sbn));
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}
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public boolean isMessaging(StatusBarNotification sbn) {
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return hasMessagingStyle(sbn) || isDefaultMessagingApp(sbn) || isCategoryMessage(sbn);
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}
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@SuppressWarnings("deprecation")
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private boolean isDefaultMessagingApp(StatusBarNotification sbn) {
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final int userId = sbn.getUserId();
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if (userId == UserHandle.USER_NULL || userId == UserHandle.USER_ALL) return false;
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synchronized (mStateLock) {
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if (mDefaultSmsApp.get(userId) == null) {
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cacheDefaultSmsApp(userId);
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}
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return Objects.equals(mDefaultSmsApp.get(userId), sbn.getPackageName());
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}
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}
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private void cacheDefaultSmsApp(int userId) {
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String smsApp = Settings.Secure.getStringForUser(mContext.getContentResolver(),
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Settings.Secure.SMS_DEFAULT_APPLICATION, userId);
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synchronized (mStateLock) {
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mDefaultSmsApp.put(userId, smsApp);
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}
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}
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private final ContentObserver mSmsContentObserver = new ContentObserver(
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new Handler(Looper.getMainLooper())) {
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@Override
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public void onChange(boolean selfChange, Collection<Uri> uris, int flags, int userId) {
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if (uris.contains(Settings.Secure.getUriFor(DEFAULT_SMS_APP_SETTING))) {
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cacheDefaultSmsApp(userId);
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}
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}
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};
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private boolean hasMessagingStyle(StatusBarNotification sbn) {
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return sbn.getNotification().isStyle(Notification.MessagingStyle.class);
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}
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private boolean isCategoryMessage(StatusBarNotification sbn) {
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return Notification.CATEGORY_MESSAGE.equals(sbn.getNotification().category);
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}
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}
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