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/*
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* Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
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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 net.micode.notes.gtask.remote;
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import android.accounts.Account;
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import android.accounts.AccountManager;
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import android.accounts.AccountManagerFuture;
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import android.app.Activity;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.util.Log;
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import net.micode.notes.gtask.data.Node;
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import net.micode.notes.gtask.data.Task;
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import net.micode.notes.gtask.data.TaskList;
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import net.micode.notes.gtask.exception.ActionFailureException;
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import net.micode.notes.gtask.exception.NetworkFailureException;
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import net.micode.notes.tool.GTaskStringUtils;
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import net.micode.notes.ui.NotesPreferenceActivity;
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import org.apache.http.HttpEntity;
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import org.apache.http.HttpResponse;
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import org.apache.http.client.ClientProtocolException;
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import org.apache.http.client.entity.UrlEncodedFormEntity;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.cookie.Cookie;
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import org.apache.http.impl.client.BasicCookieStore;
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import org.apache.http.impl.client.DefaultHttpClient;
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import org.apache.http.message.BasicNameValuePair;
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import org.apache.http.params.BasicHttpParams;
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import org.apache.http.params.HttpConnectionParams;
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import org.apache.http.params.HttpParams;
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import org.apache.http.params.HttpProtocolParams;
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import org.json.JSONArray;
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import org.json.JSONException;
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import org.json.JSONObject;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.zip.GZIPInputStream;
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import java.util.zip.Inflater;
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import java.util.zip.InflaterInputStream;
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//标明了这个类的名字
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public class GTaskClient {
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private static final String TAG = GTaskClient.class.getSimpleName(); //私有化一个用于日志输出的标签常量
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private static final String GTASK_URL = "https://mail.google.com/tasks/"; //私有化Google Tasks 的基本 URL 地址
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private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";//私有化获取任务的 URL 地址
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private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";//私有化提交任务的 URL 地址
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private static GTaskClient mInstance = null; //mInstance 是 GTaskClient 类的单例实例
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private DefaultHttpClient mHttpClient;//mHttpClient 是一个 DefaultHttpClient 对象,用于发送 HTTP 请求
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private String mGetUrl; //mGetUrl 和 mPostUrl 是用于存储获取任务和提交任务的 URL 地址
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private String mPostUrl;//mGetUrl 和 mPostUrl 是用于存储获取任务和提交任务的 URL 地址
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private long mClientVersion;//私有化客户端版本的长整型变量
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private boolean mLoggedin;//表示是否已登录的布尔型变量
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private long mLastLoginTime;//上次登录时间的长整型变量
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private int mActionId;//表示当前操作的整型变量
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private Account mAccount;//一个 Account 对象,用于存储用户账号信息
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private JSONArray mUpdateArray;//一个 JSONArray 对象,用于存储任务更新信息
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//GTaskClient 类的一个私有构造方法,使用 private 关键字修饰,表示只能在类内部调用
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private GTaskClient() {
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mHttpClient = null; //初始化为null
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mGetUrl = GTASK_GET_URL;
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mPostUrl = GTASK_POST_URL;
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mClientVersion = -1;
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mLoggedin = false;
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mLastLoginTime = 0;
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mActionId = 1;
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mAccount = null;
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mUpdateArray = null;
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}
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//用来获取的实例化对象
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public static synchronized GTaskClient getInstance() { //使用 public 关键字修饰,表示可以从任何地方访问
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if (mInstance == null) { //首先判断 mInstance 是否为 null,即判断是否已经存在单例实例
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mInstance = new GTaskClient();//如果 mInstance 为 null,则创建一个新的 GTaskClient 实例,并赋值给 mInstance
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}
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return mInstance; //返回mInstance这个实例化对象
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}
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//用来实现登录操作的函数,传入的参数是一个Activity
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public boolean login(Activity activity) {
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// we suppose that the cookie would expire after 5 minutes
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// then we need to re-login
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// 设置登录操作限制时间,如果超时则需要重新登录
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final long interval = 1000 * 60 * 5; // 判断距离最后一次登录操作是否超过5分钟
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if (mLastLoginTime + interval < System.currentTimeMillis()) { // 判断上次登录时间加上限制时间是否小于当前系统时间
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mLoggedin = false; // 如果超时了,设置登录状态为未登录
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}
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// need to re-login after account switch
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//重新登录操作
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if (mLoggedin && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity.getSyncAccountName(activity))) { // 如果已经登录且同步账户名称发生变化
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mLoggedin = false; // 设置登录状态为未登录
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}
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//如果没超过时间,则不需要重新登录
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if (mLoggedin) { // 如果已经登录
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Log.d(TAG, "already logged in"); // 打印日志,表示已经登录
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return true; // 返回已经登录的状态
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}
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mLastLoginTime = System.currentTimeMillis(); // 更新最后登录时间为当前系统时间
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String authToken = loginGoogleAccount(activity, false); // 尝试使用谷歌账户登录,获取授权令牌
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if (authToken == null) { // 如果获取的授权令牌为空
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Log.e(TAG, "login google account failed"); // 打印错误日志,表示谷歌账户登录失败
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return false; // 返回登录失败的状态
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}
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// login with custom domain if necessary
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//尝试使用用户自己的域名登录
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if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase().endsWith("googlemail.com"))) { // 如果用户账户不是以gmail.com或googlemail.com结尾
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StringBuilder url = new StringBuilder(GTASK_URL).append("a/"); // 构建自定义域名的URL
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int index = mAccount.name.indexOf('@') + 1; // 获取@符号后的索引位置
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String suffix = mAccount.name.substring(index); // 获取@符号后的字符串作为域名后缀
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url.append(suffix + "/"); // 拼接域名后缀到URL
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mGetUrl = url.toString() + "ig"; // 设置用户对应的getUrl
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mPostUrl = url.toString() + "r/ig"; // 设置用户对应的postUrl
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if (tryToLoginGtask(activity, authToken)) { // 尝试使用自定义域名登录
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mLoggedin = true; // 设置登录状态为已登录
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}
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}
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// try to login with google official URL
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//如果用户账户无法登录,则使用谷歌官方的URI进行登录
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if (!mLoggedin) { // 如果之前的登录尝试未成功
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mGetUrl = GTASK_GET_URL; // 设置使用谷歌官方URL进行get请求
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mPostUrl = GTASK_POST_URL; // 设置使用谷歌官方URL进行post请求
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if (!tryToLoginGtask(activity, authToken)) { // 尝试使用谷歌官方的URL进行登录
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return false; // 如果登录失败,返回登录失败状态
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}
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}
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mLoggedin = true; // 设置登录状态为已登录
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return true; // 返回登录成功的状态
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}
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//具体实现登录谷歌账户的方法
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private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
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String authToken; // 定义一个用于存储认证令牌的变量
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AccountManager accountManager = AccountManager.get(activity); // 获取账户管理器实例,用于管理用户账户信息
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Account[] accounts = accountManager.getAccountsByType("com.google"); // 获取所有类型为"com.google"的账户列表
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if (accounts.length == 0) { // 如果没有找到Google账户
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Log.e(TAG, "there is no available google account"); // 记录错误日志,表示没有可用的Google账户
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return null; // 返回空值
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}
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String accountName = NotesPreferenceActivity.getSyncAccountName(activity); // 获取同步账户的名称
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Account account = null;
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for (Account a : accounts) { // 遍历查找已记录的账户信息
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if (a.name.equals(accountName)) { // 如果找到了同名的账户
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account = a; // 将找到的账户赋给account变量
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break; // 跳出循环
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}
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}
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if (account != null) { // 如果找到了匹配的账户
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mAccount = account; // 将匹配的账户信息存储在mAccount中
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} else {
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Log.e(TAG, "unable to get an account with the same name in the settings"); // 记录错误日志,表示无法获取相同名称的账户
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return null; // 返回空值
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}
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// get the token now
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// 获取认证令牌
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AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account, "goanna_mobile", null, activity, null, null); // 异步获取指定账户的认证令牌
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
Bundle authTokenBundle = accountManagerFuture.getResult(); // 获取异步操作的结果
|
|
|
|
|
|
|
|
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN); // 从结果中获取认证令牌
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 如果需要废除认证令牌
|
|
|
|
|
|
|
|
if (invalidateToken) {
|
|
|
|
|
|
|
|
accountManager.invalidateAuthToken("com.google", authToken); // 废除认证令牌
|
|
|
|
|
|
|
|
loginGoogleAccount(activity, false); // 重新调用登录方法
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
} catch (Exception e) {
|
|
|
|
|
|
|
|
Log.e(TAG, "get auth token failed"); // 记录获取认证令牌失败的错误日志
|
|
|
|
|
|
|
|
authToken = null; // 将认证令牌置为空
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return authToken; // 返回获取到的认证令牌
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//尝试登陆Gtask,这只是一个预先判断令牌是否是有效以及是否能登上GTask的方法,而不是具体实现登陆的方法
|
|
|
|
|
|
|
|
private boolean tryToLoginGtask(Activity activity, String authToken) {
|
|
|
|
|
|
|
|
if (!loginGtask(authToken)) {
|
|
|
|
|
|
|
|
// maybe the auth token is out of date, now let's invalidate the
|
|
|
|
|
|
|
|
// token and try again
|
|
|
|
|
|
|
|
//删除过一个无效的authToken,申请一个新的后再次尝试登陆
|
|
|
|
|
|
|
|
authToken = loginGoogleAccount(activity, true);
|
|
|
|
|
|
|
|
if (authToken == null) {
|
|
|
|
|
|
|
|
Log.e(TAG, "login google account failed");
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (!loginGtask(authToken)) {
|
|
|
|
|
|
|
|
Log.e(TAG, "login gtask failed");
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//实现登录GTask的具体操作
|
|
|
|
|
|
|
|
private boolean loginGtask(String authToken) {
|
|
|
|
|
|
|
|
int timeoutConnection = 10000;
|
|
|
|
|
|
|
|
int timeoutSocket = 15000; //socket是一种通信连接实现数据的交换的端口
|
|
|
|
|
|
|
|
HttpParams httpParameters = new BasicHttpParams(); //实例化一个新的HTTP参数类
|
|
|
|
|
|
|
|
HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection); //设置连接超时时间
|
|
|
|
|
|
|
|
HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket); //设置设置端口超时时间
|
|
|
|
|
|
|
|
mHttpClient = new DefaultHttpClient(httpParameters);
|
|
|
|
|
|
|
|
BasicCookieStore localBasicCookieStore = new BasicCookieStore(); //设置本地cookie
|
|
|
|
|
|
|
|
mHttpClient.setCookieStore(localBasicCookieStore);
|
|
|
|
|
|
|
|
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// login gtask
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
String loginUrl = mGetUrl + "?auth=" + authToken; //设置登录的url
|
|
|
|
|
|
|
|
HttpGet httpGet = new HttpGet(loginUrl); //通过登录的uri实例化网页上资源的查找
|
|
|
|
|
|
|
|
HttpResponse response = null;
|
|
|
|
|
|
|
|
response = mHttpClient.execute(httpGet);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//获取CookieStore里存放的cookie
|
|
|
|
|
|
|
|
// get the cookie now
|
|
|
|
|
|
|
|
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
|
|
|
|
|
|
|
|
boolean hasAuthCookie = false;
|
|
|
|
|
|
|
|
for (Cookie cookie : cookies) { //看如果存有“GTL”,则说明有验证成功的有效的cookie
|
|
|
|
|
|
|
|
if (cookie.getName().contains("GTL")) {
|
|
|
|
|
|
|
|
hasAuthCookie = true;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!hasAuthCookie) {
|
|
|
|
|
|
|
|
Log.w(TAG, "it seems that there is no auth cookie");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// get the client version
|
|
|
|
|
|
|
|
//获取client的内容
|
|
|
|
|
|
|
|
String resString = getResponseContent(response.getEntity());
|
|
|
|
|
|
|
|
String jsBegin = "_setup(";
|
|
|
|
|
|
|
|
String jsEnd = ")}</script>";
|
|
|
|
|
|
|
|
int begin = resString.indexOf(jsBegin);
|
|
|
|
|
|
|
|
int end = resString.lastIndexOf(jsEnd);
|
|
|
|
|
|
|
|
String jsString = null;
|
|
|
|
|
|
|
|
if (begin != -1 && end != -1 && begin < end) { //if循环用来在返回的Content中截取从_setup(开始到)}</script>中间的字符串内容,也就是gtask_url的内容
|
|
|
|
|
|
|
|
jsString = resString.substring(begin + jsBegin.length(), end);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
JSONObject js = new JSONObject(jsString);
|
|
|
|
|
|
|
|
mClientVersion = js.getLong("v");
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
} catch (Exception e) {
|
|
|
|
|
|
|
|
// simply catch all exceptions
|
|
|
|
|
|
|
|
Log.e(TAG, "httpget gtask_url failed");
|
|
|
|
|
|
|
|
return false;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
return true;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
private int getActionId() {
|
|
|
|
|
|
|
|
return mActionId++;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//实例化创建一个用于向网络传输数据的对象
|
|
|
|
|
|
|
|
private HttpPost createHttpPost() {
|
|
|
|
|
|
|
|
HttpPost httpPost = new HttpPost(mPostUrl);
|
|
|
|
|
|
|
|
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
|
|
|
|
|
|
|
|
httpPost.setHeader("AT", "1");
|
|
|
|
|
|
|
|
return httpPost; //返回一个空的httpPost实例化对象
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//通过URL获取响应后返回的数据
|
|
|
|
|
|
|
|
private String getResponseContent(HttpEntity entity) throws IOException {
|
|
|
|
|
|
|
|
String contentEncoding = null;
|
|
|
|
|
|
|
|
if (entity.getContentEncoding() != null) { //使用getContentEncoding()获取网络上的资源和数据
|
|
|
|
|
|
|
|
contentEncoding = entity.getContentEncoding().getValue();
|
|
|
|
|
|
|
|
Log.d(TAG, "encoding: " + contentEncoding);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
InputStream input = entity.getContent();
|
|
|
|
|
|
|
|
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { //GZIP是使用DEFLATE进行压缩数据的另一个压缩库
|
|
|
|
|
|
|
|
input = new GZIPInputStream(entity.getContent());
|
|
|
|
|
|
|
|
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) { //DEFLATE是一个无专利的压缩算法,它可以实现无损数据压缩
|
|
|
|
|
|
|
|
Inflater inflater = new Inflater(true);
|
|
|
|
|
|
|
|
input = new InflaterInputStream(entity.getContent(), inflater);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
InputStreamReader isr = new InputStreamReader(input);
|
|
|
|
|
|
|
|
BufferedReader br = new BufferedReader(isr); //是一个包装类,它可以包装字符流,将字符流放入缓存里,先把字符读到缓存里,到缓存满了时候,再读入内存,是为了提供读的效率而设计的
|
|
|
|
|
|
|
|
StringBuilder sb = new StringBuilder();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
while (true) {
|
|
|
|
|
|
|
|
String buff = br.readLine();
|
|
|
|
|
|
|
|
if (buff == null) {
|
|
|
|
|
|
|
|
return sb.toString();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
sb = sb.append(buff);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
} finally {
|
|
|
|
|
|
|
|
input.close();
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//通过JSON发送请求
|
|
|
|
|
|
|
|
//请求的具体内容在json的实例化对象js中然后传入
|
|
|
|
|
|
|
|
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
|
|
|
|
|
|
|
|
if (!mLoggedin) {
|
|
|
|
|
|
|
|
Log.e(TAG, "please login first");
|
|
|
|
|
|
|
|
throw new ActionFailureException("not logged in");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//实例化一个httpPost的对象用来向服务器传输数据,在这里就是发送请求,而请求的内容在js里
|
|
|
|
|
|
|
|
HttpPost httpPost = createHttpPost();
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
|
|
|
|
|
|
|
|
list.add(new BasicNameValuePair("r", js.toString()));
|
|
|
|
|
|
|
|
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
|
|
|
|
|
|
|
|
httpPost.setEntity(entity);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// execute the post
|
|
|
|
|
|
|
|
//执行这个请求
|
|
|
|
|
|
|
|
HttpResponse response = mHttpClient.execute(httpPost);
|
|
|
|
|
|
|
|
String jsString = getResponseContent(response.getEntity());
|
|
|
|
|
|
|
|
return new JSONObject(jsString);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} catch (ClientProtocolException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new NetworkFailureException("postRequest failed");
|
|
|
|
|
|
|
|
} catch (IOException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new NetworkFailureException("postRequest failed");
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("unable to convert response content to jsonobject");
|
|
|
|
|
|
|
|
} catch (Exception e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("error occurs when posting request");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//创建单个任务
|
|
|
|
|
|
|
|
//传入参数是一个.gtask.data.Task包里Task类的对象
|
|
|
|
|
|
|
|
public void createTask(Task task) throws NetworkFailureException {
|
|
|
|
|
|
|
|
commitUpdate();
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject();//利用json获取Task里的内容,并且创建相应的jsPost
|
|
|
|
|
|
|
|
JSONArray actionList = new JSONArray();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
actionList.put(task.getCreateAction(getActionId()));
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client_version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// post
|
|
|
|
|
|
|
|
JSONObject jsResponse = postRequest(jsPost);
|
|
|
|
|
|
|
|
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
|
|
|
|
|
|
|
|
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
|
|
|
|
|
|
|
|
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); //使用task.setGid设置task的new_ID
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("create task: handing jsonobject failed");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//创建一个任务列表
|
|
|
|
|
|
|
|
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
|
|
|
|
|
|
|
|
commitUpdate();
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject();
|
|
|
|
|
|
|
|
JSONArray actionList = new JSONArray();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
actionList.put(tasklist.getCreateAction(getActionId()));
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// post
|
|
|
|
|
|
|
|
JSONObject jsResponse = postRequest(jsPost);
|
|
|
|
|
|
|
|
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
|
|
|
|
|
|
|
|
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
|
|
|
|
|
|
|
|
tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("create tasklist: handing jsonobject failed");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//同步更新操作
|
|
|
|
|
|
|
|
public void commitUpdate() throws NetworkFailureException {
|
|
|
|
|
|
|
|
if (mUpdateArray != null) {
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject(); //使用JSONObject进行数据存储
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); //使用jsPost.put,Put的信息包括UpdateArray和ClientVersion
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client_version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
postRequest(jsPost); //使用postRequest发送这个jspost,进行处理
|
|
|
|
|
|
|
|
mUpdateArray = null;
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("commit update: handing jsonobject failed");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//添加更新的事项
|
|
|
|
|
|
|
|
public void addUpdateNode(Node node) throws NetworkFailureException {
|
|
|
|
|
|
|
|
if (node != null) {
|
|
|
|
|
|
|
|
// too many update items may result in an error
|
|
|
|
|
|
|
|
// set max to 10 items
|
|
|
|
|
|
|
|
if (mUpdateArray != null && mUpdateArray.length() > 10) {
|
|
|
|
|
|
|
|
commitUpdate(); //调用commitUpdate()来提交更新
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
if (mUpdateArray == null)
|
|
|
|
|
|
|
|
mUpdateArray = new JSONArray();
|
|
|
|
|
|
|
|
mUpdateArray.put(node.getUpdateAction(getActionId()));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//用来移动任务,它通过构建 JSON 对象和发送 POST 请求来实现任务的移动操作
|
|
|
|
|
|
|
|
public void moveTask(Task task, TaskList preParent, TaskList curParent)
|
|
|
|
|
|
|
|
throws NetworkFailureException {
|
|
|
|
|
|
|
|
commitUpdate();
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject();
|
|
|
|
|
|
|
|
JSONArray actionList = new JSONArray();
|
|
|
|
|
|
|
|
JSONObject action = new JSONObject();
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
//type——移动类型,ID——操作的 ID,GTASK_JSON_ID——要移动的任务的 ID
|
|
|
|
|
|
|
|
//SOURCE_LIST——要移动任务的原始父任务列表的 ID,DEST_PARENT——要移动任务的新父任务列表的 ID
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
|
|
|
|
|
|
|
|
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
|
|
|
|
|
|
|
|
if (preParent == curParent && task.getPriorSibling() != null) {
|
|
|
|
|
|
|
|
// put prioring_sibing_id only if moving within the tasklist and
|
|
|
|
|
|
|
|
// it is not the first one
|
|
|
|
|
|
|
|
//设置优先级ID,只有当移动是发生在文件中
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());//设置移动前所属列表
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());//设置当前所属列表
|
|
|
|
|
|
|
|
if (preParent != curParent) {
|
|
|
|
|
|
|
|
// put the dest_list only if moving between tasklists
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
actionList.put(action);
|
|
|
|
|
|
|
|
//最后将ACTION_LIST加入到jsPost中
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client_version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
postRequest(jsPost);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("move task: handing jsonobject failed");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//用来删除节点,它通过构建 JSON 对象和发送 POST 请求来实现节点的删除操作
|
|
|
|
|
|
|
|
public void deleteNode(Node node) throws NetworkFailureException {
|
|
|
|
|
|
|
|
commitUpdate(); // 提交更新操作
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject(); // 创建一个新的JSON对象,用于存储POST请求的参数
|
|
|
|
|
|
|
|
JSONArray actionList = new JSONArray(); // 创建一个新的JSON数组,用于存储操作列表
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
node.setDeleted(true); // 标志该节点已被删除
|
|
|
|
|
|
|
|
actionList.put(node.getUpdateAction(getActionId())); // 将删除操作的ID加入到操作列表中
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将操作列表加入到POST请求参数中
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client_version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 将客户端版本号加入到POST请求参数中
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
postRequest(jsPost); // 发送POST请求
|
|
|
|
|
|
|
|
mUpdateArray = null; // 将更新数组置为空
|
|
|
|
|
|
|
|
} catch (JSONException e) { // 捕获JSON异常
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString()); // 记录错误日志
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("delete node: handing jsonobject failed"); // 抛出操作失败异常
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//获取任务列表
|
|
|
|
|
|
|
|
public JSONArray getTaskLists() throws NetworkFailureException {
|
|
|
|
|
|
|
|
if (!mLoggedin) { // 如果未登录
|
|
|
|
|
|
|
|
Log.e(TAG, "please login first"); // 记录错误日志
|
|
|
|
|
|
|
|
throw new ActionFailureException("not logged in"); // 抛出操作失败异常
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
HttpGet httpGet = new HttpGet(mGetUrl); // 创建一个HTTP GET请求对象
|
|
|
|
|
|
|
|
HttpResponse response = null; // 定义一个HTTP响应对象
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
response = mHttpClient.execute(httpGet); // 执行HTTP GET请求,并将响应存储在response对象中
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// get the task list
|
|
|
|
|
|
|
|
String resString = getResponseContent(response.getEntity()); // 从响应实体中获取响应内容
|
|
|
|
|
|
|
|
String jsBegin = "_setup("; // 定义JS脚本开始标记
|
|
|
|
|
|
|
|
String jsEnd = ")}</script>"; // 定义JS脚本结束标记
|
|
|
|
|
|
|
|
int begin = resString.indexOf(jsBegin); // 查找JS脚本开始标记的位置
|
|
|
|
|
|
|
|
int end = resString.lastIndexOf(jsEnd); // 查找JS脚本结束标记的位置
|
|
|
|
|
|
|
|
String jsString = null;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// 如果找到了JS脚本开始和结束标记
|
|
|
|
|
|
|
|
if (begin != -1 && end != -1 && begin < end) {
|
|
|
|
|
|
|
|
jsString = resString.substring(begin + jsBegin.length(), end); // 截取JS脚本字符串
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
JSONObject js = new JSONObject(jsString); // 创建一个新的JSON对象,用于解析JS脚本字符串
|
|
|
|
|
|
|
|
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); // 返回解析结果中的任务列表信息
|
|
|
|
|
|
|
|
} catch (ClientProtocolException e) { // 捕获客户端协议异常
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString()); // 记录错误日志
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络操作失败异常
|
|
|
|
|
|
|
|
} catch (IOException e) { // 捕获IO异常
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString()); // 记录错误日志
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络操作失败异常
|
|
|
|
|
|
|
|
} catch (JSONException e) { // 捕获JSON异常
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString()); // 记录错误日志
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("get task lists: handing jasonobject failed"); // 抛出操作失败异常
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//通过传入的TASKList的gid,从网络上获取相应属于这个任务列表的任务
|
|
|
|
|
|
|
|
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
|
|
|
|
|
|
|
|
commitUpdate();
|
|
|
|
|
|
|
|
try {
|
|
|
|
|
|
|
|
JSONObject jsPost = new JSONObject();//创建一个新的 JSONObject jsPost 用于存储 POST 请求的数据。
|
|
|
|
|
|
|
|
JSONArray actionList = new JSONArray();//创建一个新的 JSONArray actionList 用于存列表。
|
|
|
|
|
|
|
|
JSONObject action = new JSONObject();//创建一个新的 JSONObject action 用于表示单个操作。
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// action_list
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
|
|
|
|
|
|
|
|
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());//这里设置为传入的listGid
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
|
|
|
|
|
|
|
|
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
|
|
|
|
|
|
|
|
actionList.put(action);
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
// client_version
|
|
|
|
|
|
|
|
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
JSONObject jsResponse = postRequest(jsPost);
|
|
|
|
|
|
|
|
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
|
|
|
|
|
|
|
|
} catch (JSONException e) {
|
|
|
|
|
|
|
|
Log.e(TAG, e.toString());
|
|
|
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
|
|
|
throw new ActionFailureException("get task list: handing jsonobject failed");
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//用于获取同步账户信息
|
|
|
|
|
|
|
|
public Account getSyncAccount() {
|
|
|
|
|
|
|
|
return mAccount;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
//重置更新内容
|
|
|
|
|
|
|
|
public void resetUpdateArray() {
|
|
|
|
|
|
|
|
mUpdateArray = null;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|