mirror of
https://github.com/ZCShou/GoGoGo.git
synced 2026-06-05 21:00:50 +08:00
清理了 APP 中关于时间检测的相关代码
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ZCShou
parent
bfa3cbb47c
commit
a97dec7b29
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@ -14,7 +14,6 @@ import android.hardware.SensorManager;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.IBinder;
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import android.os.SystemClock;
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import android.provider.Settings;
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import android.text.Editable;
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import android.text.SpannableStringBuilder;
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@ -85,21 +84,14 @@ import org.json.JSONObject;
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import java.io.File;
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import java.math.BigDecimal;
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import java.nio.charset.StandardCharsets;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import java.util.TimeZone;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import com.zcshou.service.ServiceGo;
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import com.zcshou.database.DataBaseHistoryLocation;
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import com.zcshou.database.DataBaseHistorySearch;
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import com.zcshou.service.GoSntpClient;
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import com.zcshou.utils.ShareUtils;
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import com.zcshou.utils.GoUtils;
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import com.zcshou.utils.MapUtils;
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@ -164,8 +156,6 @@ public class MainActivity extends BaseActivity
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private MenuItem searchItem;
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private SuggestionSearch mSuggestionSearch;
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private boolean isLimit = true;
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private static final long mTS = 1636588801;
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private boolean isMockServStart = false;
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private boolean isMove = false;
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private ServiceGo.ServiceGoBinder mServiceBinder;
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@ -211,10 +201,6 @@ public class MainActivity extends BaseActivity
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setGoBtnListener();
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TimeTask timeTask = new TimeTask();
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ExecutorService threadExecutor = Executors.newSingleThreadExecutor();
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threadExecutor.submit(timeTask);
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mConnection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName name, IBinder service) {
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@ -915,16 +901,11 @@ public class MainActivity extends BaseActivity
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View navHeaderView = mNavigationView.getHeaderView(0);
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TextView mUserName = navHeaderView.findViewById(R.id.user_name);
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TextView mUserLimitInfo = navHeaderView.findViewById(R.id.user_limit);
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// TextView mUserLimitInfo = navHeaderView.findViewById(R.id.user_limit);
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ImageView mUserIcon = navHeaderView.findViewById(R.id.user_icon);
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if (sharedPreferences.getString("setting_reg_code", null) != null) {
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// mUserName.setText("ZCShou");
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.CHINA);
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simpleDateFormat.setTimeZone(TimeZone.getTimeZone("GMT"));
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mUserLimitInfo.setText(String.format(Locale.getDefault(), "有效期: %s", simpleDateFormat.format(new Date(mTS*1000))));
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mUserName.setText(getResources().getString(R.string.app_author));
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} else {
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mUserIcon.setOnClickListener(v -> {
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DrawerLayout drawer = findViewById(R.id.drawer_layout);
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@ -1463,9 +1444,8 @@ public class MainActivity extends BaseActivity
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}
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private void startGoLocation(View v) {
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if (!isLimit && GoUtils.isNetworkAvailable(this)) { // 时间限制
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//悬浮窗权限判断
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if (!Settings.canDrawOverlays(getApplicationContext())) {
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if (GoUtils.isNetworkAvailable(this)) {
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if (!Settings.canDrawOverlays(getApplicationContext())) {//悬浮窗权限判断
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showEnableFloatWindowDialog();
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XLog.e("无悬浮窗权限!");
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} else {
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@ -1521,32 +1501,6 @@ public class MainActivity extends BaseActivity
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mButtonStart.setOnClickListener(this::startGoLocation);
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}
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private class TimeTask implements Runnable {
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private final String[] ntpServerPool = {"ntp1.aliyun.com", "ntp2.aliyun.com", "ntp3.aliyun.com", "ntp4.aliyun.com", "ntp5.aliyun.com", "ntp6.aliyun.com", "ntp7.aliyun.com",
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"cn.pool.ntp.org", "cn.ntp.org.cn", "sg.pool.ntp.org", "tw.pool.ntp.org", "jp.pool.ntp.org", "hk.pool.ntp.org", "th.pool.ntp.org",
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"time.windows.com", "time.nist.gov", "time.apple.com", "time.asia.apple.com",
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"dns1.synet.edu.cn", "news.neu.edu.cn", "dns.sjtu.edu.cn", "dns2.synet.edu.cn", "ntp.glnet.edu.cn", "s2g.time.edu.cn",
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"ntp-sz.chl.la", "ntp.gwadar.cn", "3.asia.pool.ntp.org"};
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@Override
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public void run() {
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GoSntpClient GoSntpClient = new GoSntpClient();
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int i;
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for (i = 0; i < ntpServerPool.length; i++) {
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if (GoSntpClient.requestTime(ntpServerPool[i], 30000)) {
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long now = GoSntpClient.getNtpTime() + SystemClock.elapsedRealtime() - GoSntpClient.getNtpTimeReference();
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if (now / 1000 < mTS) {
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isLimit = false;
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}
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break;
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}
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}
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if (i >= ntpServerPool.length) {
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isLimit = true;
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}
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}
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}
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public void DisplayToast(String str) {
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Toast toast = Toast.makeText(MainActivity.this, str, Toast.LENGTH_LONG);
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toast.setGravity(Gravity.TOP, 0, 220);
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@ -1,261 +0,0 @@
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/*
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* Copyright (C) 2008 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.zcshou.service;
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import android.os.SystemClock;
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import android.util.Log;
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import java.net.DatagramPacket;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.util.Arrays;
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/**
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* Simple SNTP client class for retrieving network time.
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*
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* Sample usage:
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* <pre>GoSntpClient client = new GoSntpClient();
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* if (client.requestTime("time.foo.com")) {
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* long now = client.getNtpTime() + SystemClock.elapsedRealtime() - client.getNtpTimeReference();
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* }
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* </pre>
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*/
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public class GoSntpClient {
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private static final String TAG = "GoSntpClient";
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private static final boolean DBG = true;
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// private static final int REFERENCE_TIME_OFFSET = 16;
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private static final int ORIGINATE_TIME_OFFSET = 24;
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private static final int RECEIVE_TIME_OFFSET = 32;
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private static final int TRANSMIT_TIME_OFFSET = 40;
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private static final int NTP_PACKET_SIZE = 48;
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private static final int NTP_PORT = 123;
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private static final int NTP_MODE_CLIENT = 3;
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private static final int NTP_MODE_SERVER = 4;
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private static final int NTP_MODE_BROADCAST = 5;
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private static final int NTP_VERSION = 3;
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private static final int NTP_LEAP_NO_SYNC = 3;
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private static final int NTP_STRATUM_DEATH = 0;
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private static final int NTP_STRATUM_MAX = 15;
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// Number of seconds between Jan 1, 1900 and Jan 1, 1970
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// 70 years plus 17 leap days
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private static final long OFFSET_1900_TO_1970 = ((365L * 70L) + 17L) * 24L * 60L * 60L;
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// system time computed from NTP server response
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private long mNtpTime;
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// value of SystemClock.elapsedRealtime() corresponding to mNtpTime
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private long mNtpTimeReference;
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// round trip time in milliseconds
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private long mRoundTripTime;
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private static class InvalidServerReplyException extends Exception {
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public InvalidServerReplyException(String message) {
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super(message);
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}
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}
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/**
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* Sends an SNTP request to the given host and processes the response.
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*
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* @param host host name of the server.
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* @param timeout network timeout in milliseconds.
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* @return true if the transaction was successful.
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*/
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public boolean requestTime(String host, int timeout) {
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DatagramSocket socket = null;
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InetAddress address;
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try {
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address = InetAddress.getByName(host);
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socket = new DatagramSocket();
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socket.setSoTimeout(timeout);
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byte[] buffer = new byte[NTP_PACKET_SIZE];
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DatagramPacket request = new DatagramPacket(buffer, buffer.length, address, NTP_PORT);
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// set mode = 3 (client) and version = 3
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// mode is in low 3 bits of first byte
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// version is in bits 3-5 of first byte
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buffer[0] = NTP_MODE_CLIENT | (NTP_VERSION << 3);
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// get current time and write it to the request packet
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final long requestTime = System.currentTimeMillis();
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final long requestTicks = SystemClock.elapsedRealtime();
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writeTimeStamp(buffer, requestTime);
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socket.send(request);
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// read the response
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DatagramPacket response = new DatagramPacket(buffer, buffer.length);
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socket.receive(response);
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final long responseTicks = SystemClock.elapsedRealtime();
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final long responseTime = requestTime + (responseTicks - requestTicks);
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// extract the results
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final byte leap = (byte) ((buffer[0] >> 6) & 0x3);
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final byte mode = (byte) (buffer[0] & 0x7);
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final int stratum = (buffer[1] & 0xff);
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final long originateTime = readTimeStamp(buffer, ORIGINATE_TIME_OFFSET);
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final long receiveTime = readTimeStamp(buffer, RECEIVE_TIME_OFFSET);
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final long transmitTime = readTimeStamp(buffer, TRANSMIT_TIME_OFFSET);
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/* do sanity check according to RFC */
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// TODO: validate originateTime == requestTime.
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checkValidServerReply(leap, mode, stratum, transmitTime);
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long roundTripTime = responseTicks - requestTicks - (transmitTime - receiveTime);
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// receiveTime = originateTime + transit + skew
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// responseTime = transmitTime + transit - skew
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long clockOffset = ((receiveTime - originateTime) + (transmitTime - responseTime))/2;
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// = ((originateTime + transit + skew - originateTime) +
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// (transmitTime - (transmitTime + transit - skew)))/2
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// = ((transit + skew) + (transmitTime - transmitTime - transit + skew))/2
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// = (transit + skew - transit + skew)/2
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// = (2 * skew)/2 = skew
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Log.d(TAG, "Request time form ntp server success, " + address.toString() + " ,roundTripTime: " + roundTripTime);
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if (DBG) {
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Log.d(TAG, "round trip: " + roundTripTime + "ms, " +
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"clock offset: " + clockOffset + "ms");
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}
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// save our results - use the times on this side of the network latency
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// (response rather than request time)
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mNtpTime = responseTime + clockOffset;
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mNtpTimeReference = responseTicks;
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mRoundTripTime = roundTripTime;
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} catch (Exception e) {
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Log.e(TAG, "Request time from ntp server failed ,msg: " + e.getMessage());
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return false;
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} finally {
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if (socket != null) {
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socket.close();
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}
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}
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return true;
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}
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/**
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* Returns the time computed from the NTP transaction.
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*
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* @return time value computed from NTP server response.
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*/
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public long getNtpTime() {
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return mNtpTime;
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}
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/**
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* Returns the reference clock value (value of SystemClock.elapsedRealtime())
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* corresponding to the NTP time.
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*
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* @return reference clock corresponding to the NTP time.
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*/
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public long getNtpTimeReference() {
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return mNtpTimeReference;
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}
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/**
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* Returns the round trip time of the NTP transaction
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*
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* @return round trip time in milliseconds.
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*/
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public long getRoundTripTime() {
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return mRoundTripTime;
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}
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private static void checkValidServerReply(
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byte leap, byte mode, int stratum, long transmitTime)
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throws InvalidServerReplyException {
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if (leap == NTP_LEAP_NO_SYNC) {
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throw new InvalidServerReplyException("unsynchronized server");
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}
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if ((mode != NTP_MODE_SERVER) && (mode != NTP_MODE_BROADCAST)) {
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throw new InvalidServerReplyException("untrusted mode: " + mode);
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}
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if ((stratum == NTP_STRATUM_DEATH) || (stratum > NTP_STRATUM_MAX)) {
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throw new InvalidServerReplyException("untrusted stratum: " + stratum);
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}
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if (transmitTime == 0) {
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throw new InvalidServerReplyException("zero transmitTime");
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}
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}
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/**
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* Reads an unsigned 32 bit big endian number from the given offset in the buffer.
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*/
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private long read32(byte[] buffer, int offset) {
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byte b0 = buffer[offset];
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byte b1 = buffer[offset + 1];
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byte b2 = buffer[offset + 2];
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byte b3 = buffer[offset + 3];
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// convert signed bytes to unsigned values
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int i0 = ((b0 & 0x80) == 0x80 ? (b0 & 0x7F) + 0x80 : b0);
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int i1 = ((b1 & 0x80) == 0x80 ? (b1 & 0x7F) + 0x80 : b1);
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int i2 = ((b2 & 0x80) == 0x80 ? (b2 & 0x7F) + 0x80 : b2);
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int i3 = ((b3 & 0x80) == 0x80 ? (b3 & 0x7F) + 0x80 : b3);
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return ((long) i0 << 24) + ((long) i1 << 16) + ((long) i2 << 8) + (long) i3;
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}
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/**
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* Reads the NTP time stamp at the given offset in the buffer and returns
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* it as a system time (milliseconds since January 1, 1970).
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*/
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private long readTimeStamp(byte[] buffer, int offset) {
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long seconds = read32(buffer, offset);
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long fraction = read32(buffer, offset + 4);
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// Special case: zero means zero.
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if (seconds == 0 && fraction == 0) {
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return 0;
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}
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return ((seconds - OFFSET_1900_TO_1970) * 1000) + ((fraction * 1000L) / 0x100000000L);
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}
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/**
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* Writes system time (milliseconds since January 1, 1970) as an NTP time stamp
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* at the given offset in the buffer.
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*/
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private void writeTimeStamp(byte[] buffer, long time) {
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int offset = TRANSMIT_TIME_OFFSET;
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// Special case: zero means zero.
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if (time == 0) {
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Arrays.fill(buffer, offset, offset + 8, (byte) 0x00);
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return;
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}
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long seconds = time / 1000L;
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long milliseconds = time - seconds * 1000L;
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seconds += OFFSET_1900_TO_1970;
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// write seconds in big endian format
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buffer[offset++] = (byte) (seconds >> 24);
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buffer[offset++] = (byte) (seconds >> 16);
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buffer[offset++] = (byte) (seconds >> 8);
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buffer[offset++] = (byte) (seconds);
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long fraction = milliseconds * 0x100000000L / 1000L;
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// write fraction in big endian format
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buffer[offset++] = (byte) (fraction >> 24);
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buffer[offset++] = (byte) (fraction >> 16);
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buffer[offset++] = (byte) (fraction >> 8);
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// low order bits should be random data
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buffer[offset] = (byte) (Math.random() * 255.0);
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}
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}
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