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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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							/**
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							 * GTaskClient类用于与Google任务服务进行远程交互。
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							 * 提供了登录、获取任务列表、添加任务等操作的方法。
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							 */
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							public class GTaskClient {
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							    // 日志标签
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							    private static final String TAG = GTaskClient.class.getSimpleName();
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							    // Google任务服务的基础URL
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							    private static final String GTASK_URL = "https://mail.google.com/tasks/";
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							    // 用于获取任务信息的URL
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							    private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
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							    // 用于提交任务信息的URL
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							    private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
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							    // 单例模式实例
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							    private static GTaskClient mInstance = null;
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							    // HTTP客户端
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							    private DefaultHttpClient mHttpClient;
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							    // GET请求URL
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							    private String mGetUrl;
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							    // POST请求URL
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							    private String mPostUrl;
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							    // 客户端版本号
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							    private long mClientVersion;
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							    // 是否已登录
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							    private boolean mLoggedin;
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							    // 最后登录时间
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							    private long mLastLoginTime;
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							    // 操作ID,用于标识一次操作
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							    private int mActionId;
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							    // 用户账户信息
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							    private Account mAccount;
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							    // 用于存储更新数据的JSON数组
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							    private JSONArray mUpdateArray;
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							    /**
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							     * GTaskClient的私有构造方法,初始化各种属性。
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							     */
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							    private GTaskClient() {
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							        // 初始化客户端
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							        mHttpClient = 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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							    /**
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							     * 获取GTaskClient的单例实例。
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							     *
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							     * @return GTaskClient的单例实例。
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							     */
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							    public static synchronized GTaskClient getInstance() {
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							        // 确保仅创建一个实例
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							        if (mInstance == null) {
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							            mInstance = new GTaskClient();
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							        }
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							        return mInstance;
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							    }
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							    /**
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							     * 用户登录函数。
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							     *
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							     * @param activity 当前活动,用于获取账户信息和上下文。
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							     * @return 登录成功返回true,失败返回false。
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							     */
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							    public boolean login(Activity activity) {
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							        // 检查登录是否过期
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							        final long interval = 1000 * 60 * 5; // 5分钟
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							        if (mLastLoginTime + interval < System.currentTimeMillis()) {
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							            mLoggedin = false;
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							        }
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							        // 检查账户是否切换,需要重新登录
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							        if (mLoggedin
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							                && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
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							                .getSyncAccountName(activity))) {
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							            mLoggedin = false;
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							        }
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							        // 如果已经登录,则直接返回成功
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							        if (mLoggedin) {
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							            Log.d(TAG, "already logged in");
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							            return true;
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							        }
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							        // 记录当前登录时间
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							        mLastLoginTime = System.currentTimeMillis();
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							        // 尝试登录Google账户
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							        String authToken = loginGoogleAccount(activity, false);
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							        if (authToken == null) {
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							            Log.e(TAG, "login google account failed");
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							            return false;
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							        }
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							        // 如果是自定义域名邮箱,则尝试使用自定义域名登录
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							        if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
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							                .endsWith("googlemail.com"))) {
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							            // 构造自定义域名的登录URL
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							            StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
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							            int index = mAccount.name.indexOf('@') + 1;
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							            String suffix = mAccount.name.substring(index);
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							            url.append(suffix + "/");
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							            mGetUrl = url.toString() + "ig";
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							            mPostUrl = url.toString() + "r/ig";
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							            // 尝试使用自定义域名登录
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							            if (tryToLoginGtask(activity, authToken)) {
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							                mLoggedin = true;
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							            }
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							        }
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							        // 如果使用自定义域名登录失败,则尝试使用官方URL登录
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							        if (!mLoggedin) {
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							            mGetUrl = GTASK_GET_URL;
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							            mPostUrl = GTASK_POST_URL;
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							            if (!tryToLoginGtask(activity, authToken)) {
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							                return false;
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							            }
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							        }
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							        // 登录成功
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							        mLoggedin = true;
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							        return true;
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							    }
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							    /**
 | 
						
						
						
						
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							     * 使用Google账户登录,获取授权令牌。
 | 
						
						
						
						
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							     *
 | 
						
						
						
						
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							     * @param activity        当前活动,用于获取账户管理器。
 | 
						
						
						
						
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							     * @param invalidateToken 是否吊销之前的令牌并重新获取。
 | 
						
						
						
						
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							     * @return 返回获取到的授权令牌,如果失败或没有可用账户返回null。
 | 
						
						
						
						
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								 | 
							
							     */
 | 
						
						
						
						
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								 | 
							
							    private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
 | 
						
						
						
						
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								 | 
							
							        String authToken;
 | 
						
						
						
						
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								 | 
							
							        // 获取账户管理器和所有Google账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        AccountManager accountManager = AccountManager.get(activity);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Account[] accounts = accountManager.getAccountsByType("com.google");
 | 
						
						
						
						
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 | 
						
						
						
						
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								 | 
							
							        // 检查是否有可用的Google账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (accounts.length == 0) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "there is no available google account");
 | 
						
						
						
						
							 | 
							
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							            return null;
 | 
						
						
						
						
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							        }
 | 
						
						
						
						
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 | 
						
						
						
						
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							        // 根据设置中的账户名选择账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Account account = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        for (Account a : accounts) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (a.name.equals(accountName)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                account = a;
 | 
						
						
						
						
							 | 
							
								 | 
							
							                break;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 检查是否找到设置中对应的账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (account != null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mAccount = account;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } else {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "unable to get an account with the same name in the settings");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 获取授权令牌
 | 
						
						
						
						
							 | 
							
								 | 
							
							        AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
 | 
						
						
						
						
							 | 
							
								 | 
							
							                "goanna_mobile", null, activity, null, null);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Bundle authTokenBundle = accountManagerFuture.getResult();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果需要,吊销令牌并重新获取
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (invalidateToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                accountManager.invalidateAuthToken("com.google", authToken);
 | 
						
						
						
						
							 | 
							
								 | 
							
							                loginGoogleAccount(activity, false);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (Exception e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "get auth token failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return authToken;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 尝试使用授权令牌登录Gtask。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param activity  当前活动,用于登录过程中的UI交互。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param authToken 授权令牌。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 如果登录成功返回true,否则返回false。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private boolean tryToLoginGtask(Activity activity, String authToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 首次尝试登录Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!loginGtask(authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果失败,尝试吊销令牌并重新获取后再次登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = loginGoogleAccount(activity, true);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (authToken == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.e(TAG, "login google account failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							                return false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 使用新令牌再次尝试登录Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (!loginGtask(authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.e(TAG, "login gtask failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							                return false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 执行Gtask登录操作。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param authToken 授权令牌。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 登录成功返回true,失败返回false。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private boolean loginGtask(String authToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 设置HTTP连接参数
 | 
						
						
						
						
							 | 
							
								 | 
							
							        int timeoutConnection = 10000;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        int timeoutSocket = 15000;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpParams httpParameters = new BasicHttpParams();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mHttpClient = new DefaultHttpClient(httpParameters);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        BasicCookieStore localBasicCookieStore = new BasicCookieStore();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mHttpClient.setCookieStore(localBasicCookieStore);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 使用授权令牌登录Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            String loginUrl = mGetUrl + "?auth=" + authToken;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            HttpGet httpGet = new HttpGet(loginUrl);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            HttpResponse response = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            response = mHttpClient.execute(httpGet);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 检查是否获取到授权Cookie
 | 
						
						
						
						
							 | 
							
								 | 
							
							            List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            boolean hasAuthCookie = false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            for (Cookie cookie : cookies) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                if (cookie.getName().contains("GTL")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    hasAuthCookie = true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							                }
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (!hasAuthCookie) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.w(TAG, "it seems that there is no auth cookie");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 解析响应,获取客户端版本
 | 
						
						
						
						
							 | 
							
								 | 
							
							            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) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                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) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "httpget gtask_url failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 获取一个唯一的动作ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 返回当前动作的ID,每次调用自增
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private int getActionId() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return mActionId++;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建一个HttpPost请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 配置好的HttpPost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;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 从HttpEntity中获取响应内容
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param entity Http响应实体
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 响应内容的字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws IOException 当读取响应内容失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private String getResponseContent(HttpEntity entity) throws IOException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String contentEncoding = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (entity.getContentEncoding() != null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            contentEncoding = entity.getContentEncoding().getValue();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.d(TAG, "encoding: " + contentEncoding);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        InputStream input = entity.getContent();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 根据内容编码类型,对输入流进行解压
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input = new GZIPInputStream(entity.getContent());
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Inflater inflater = new Inflater(true);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input = new InflaterInputStream(entity.getContent(), inflater);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            InputStreamReader isr = new InputStreamReader(input);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            BufferedReader br = new BufferedReader(isr);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            StringBuilder sb = new StringBuilder();
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 读取并构建响应内容字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							            while (true) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                String buff = br.readLine();
 | 
						
						
						
						
							 | 
							
								 | 
							
							                if (buff == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    return sb.toString();
 | 
						
						
						
						
							 | 
							
								 | 
							
							                }
 | 
						
						
						
						
							 | 
							
								 | 
							
							                sb = sb.append(buff);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } finally {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input.close();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 发送POST请求,并返回解析后的JSONObject
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param js 要发送的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 请求响应的JSONObject
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 当网络请求或处理失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!mLoggedin) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "please login first");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("not logged in");
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        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);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 执行POST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");
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建一个任务
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param task 要创建的任务对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 当网络操作失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    public void createTask(Task task) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        commitUpdate();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsPost = new JSONObject();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONArray actionList = new JSONArray();
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 构建动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							            actionList.put(task.getCreateAction(getActionId()));
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 发送请求并处理响应
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsResponse = postRequest(jsPost);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("create task: handling jsonobject failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建任务列表。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param tasklist 任务列表对象,包含创建任务所需的信息。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /*
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * Copyright (c) 2010-2011, The MiCode Open Source Community (www.micode.net)
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 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 net.micode.notes.gtask.remote;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.accounts.Account;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.accounts.AccountManager;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.accounts.AccountManagerFuture;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.app.Activity;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.os.Bundle;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.text.TextUtils;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import android.util.Log;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.gtask.data.Node;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.gtask.data.Task;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.gtask.data.TaskList;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.gtask.exception.ActionFailureException;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.gtask.exception.NetworkFailureException;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.tool.GTaskStringUtils;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import net.micode.notes.ui.NotesPreferenceActivity;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.HttpEntity;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.HttpResponse;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.client.ClientProtocolException;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.client.entity.UrlEncodedFormEntity;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.client.methods.HttpGet;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.client.methods.HttpPost;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.cookie.Cookie;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.impl.client.BasicCookieStore;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.impl.client.DefaultHttpClient;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.message.BasicNameValuePair;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.params.BasicHttpParams;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.params.HttpConnectionParams;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.params.HttpParams;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.apache.http.params.HttpProtocolParams;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.json.JSONArray;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.json.JSONException;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import org.json.JSONObject;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.io.BufferedReader;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.io.IOException;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.io.InputStream;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.io.InputStreamReader;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.util.LinkedList;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.util.List;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.util.zip.GZIPInputStream;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.util.zip.Inflater;
 | 
						
						
						
						
							 | 
							
								 | 
							
							import java.util.zip.InflaterInputStream;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * GTaskClient 类用于与 Google 任务服务进行远程交互。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 提供了登录、获取任务列表、添加任务等操作的方法。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public class GTaskClient {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 日志标签
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private static final String TAG = GTaskClient.class.getSimpleName();
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // Google 任务服务的基础 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private static final String GTASK_URL = "https://mail.google.com/tasks/";
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 获取任务信息的 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 提交任务信息的 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 单例模式实例
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private static GTaskClient mInstance = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // HTTP 客户端
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private DefaultHttpClient mHttpClient;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // GET 请求 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private String mGetUrl;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // POST 请求 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private String mPostUrl;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 客户端版本号
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private long mClientVersion;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 是否已登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private boolean mLoggedin;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 最后登录时间
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private long mLastLoginTime;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 操作 ID,用于标识一次操作
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private int mActionId;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 用户账户信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private Account mAccount;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    // 用于存储更新数据的 JSON 数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private JSONArray mUpdateArray;
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * GTaskClient 的私有构造方法,初始化各种属性。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private GTaskClient() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 初始化客户端
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mHttpClient = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mGetUrl = GTASK_GET_URL;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mPostUrl = GTASK_POST_URL;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mClientVersion = -1;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mLoggedin = false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mLastLoginTime = 0;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mActionId = 1;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mAccount = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mUpdateArray = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 获取 GTaskClient 的单例实例。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return GTaskClient 的单例实例。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    public static synchronized GTaskClient getInstance() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 确保仅创建一个实例
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mInstance == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mInstance = new GTaskClient();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return mInstance;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 用户登录函数。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param activity 当前活动,用于获取账户信息和上下文。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 登录成功返回 true,失败返回 false。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    public boolean login(Activity activity) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 检查登录是否过期
 | 
						
						
						
						
							 | 
							
								 | 
							
							        final long interval = 1000 * 60 * 5; // 5分钟
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mLastLoginTime + interval < System.currentTimeMillis()) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mLoggedin = false; // 登录超时
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 检查账户是否切换,需要重新登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mLoggedin && !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity.getSyncAccountName(activity))) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mLoggedin = false; // 切换账户,重新登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 如果已经登录,则直接返回成功
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mLoggedin) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.d(TAG, "already logged in");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 记录当前登录时间
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mLastLoginTime = System.currentTimeMillis();
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 尝试登录 Google 账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String authToken = loginGoogleAccount(activity, false);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (authToken == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "login google account failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 如果是自定义域名邮箱,则尝试使用自定义域名登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase().endsWith("googlemail.com"))) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 构造自定义域名的登录 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							            StringBuilder url = new StringBuilder(GTASK_URL).append("a/");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            int index = mAccount.name.indexOf('@') + 1;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            String suffix = mAccount.name.substring(index);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            url.append(suffix + "/");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mGetUrl = url.toString() + "ig";
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mPostUrl = url.toString() + "r/ig";
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 尝试使用自定义域名登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (tryToLoginGtask(activity, authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                mLoggedin = true; // 登录成功
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 如果使用自定义域名登录失败,则尝试使用官方 URL 登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!mLoggedin) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mGetUrl = GTASK_GET_URL;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mPostUrl = GTASK_POST_URL;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (!tryToLoginGtask(activity, authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                return false; // 登录失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 登录成功
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mLoggedin = true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return true;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 使用 Google 账户登录,获取授权令牌。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param activity        当前活动,用于获取账户管理器。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param invalidateToken 是否吊销之前的令牌并重新获取。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 返回获取到的授权令牌,如果失败或没有可用账户返回null。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String authToken;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 获取账户管理器和所有 Google 账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        AccountManager accountManager = AccountManager.get(activity);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Account[] accounts = accountManager.getAccountsByType("com.google");
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 检查是否有可用的 Google 账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (accounts.length == 0) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "there is no available google account");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return null; // 无可用账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 根据设置中的账户名选择账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Account account = null;
 | 
						
						
						
						
							 | 
							
								 | 
							
							        for (Account a : accounts) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (a.name.equals(accountName)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                account = a; // 找到账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							                break;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 检查是否找到设置中对应的账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (account != null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mAccount = account; // 保存账户信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } else {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "unable to get an account with the same name in the settings");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return null; // 找不到账户
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 获取授权令牌
 | 
						
						
						
						
							 | 
							
								 | 
							
							        AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
 | 
						
						
						
						
							 | 
							
								 | 
							
							                "goanna_mobile", null, activity, null, null);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Bundle authTokenBundle = accountManagerFuture.getResult();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果需要,吊销令牌并重新获取
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (invalidateToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                accountManager.invalidateAuthToken("com.google", authToken);
 | 
						
						
						
						
							 | 
							
								 | 
							
							                loginGoogleAccount(activity, false); // 重新登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (Exception e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "get auth token failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = null; // 获取令牌失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return authToken; // 返回授权令牌
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 尝试使用授权令牌登录 Gtask。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param activity  当前活动,用于登录过程中的 UI 交互。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param authToken 授权令牌。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 如果登录成功返回 true,否则返回 false。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private boolean tryToLoginGtask(Activity activity, String authToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 首次尝试登录 Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!loginGtask(authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果失败,尝试吊销令牌并重新获取后再次登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							            authToken = loginGoogleAccount(activity, true);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (authToken == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.e(TAG, "login google account failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							                return false; // 登录失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 使用新令牌再次尝试登录 Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (!loginGtask(authToken)) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.e(TAG, "login gtask failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							                return false; // 登录失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return true; // 登录成功
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 执行 Gtask 登录操作。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param authToken 授权令牌。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 登录成功返回 true,失败返回 false。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private boolean loginGtask(String authToken) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 设置 HTTP 连接参数
 | 
						
						
						
						
							 | 
							
								 | 
							
							        int timeoutConnection = 10000; // 连接超时
 | 
						
						
						
						
							 | 
							
								 | 
							
							        int timeoutSocket = 15000; // 套接字超时
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpParams httpParameters = new BasicHttpParams();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpConnectionParams.setConnectionTimeout(httpParameters, timeoutConnection);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpConnectionParams.setSoTimeout(httpParameters, timeoutSocket);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mHttpClient = new DefaultHttpClient(httpParameters); // 初始化 HTTP 客户端
 | 
						
						
						
						
							 | 
							
								 | 
							
							        BasicCookieStore localBasicCookieStore = new BasicCookieStore();
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mHttpClient.setCookieStore(localBasicCookieStore);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 使用授权令牌登录 Gtask
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            String loginUrl = mGetUrl + "?auth=" + authToken; // 构造登录 URL
 | 
						
						
						
						
							 | 
							
								 | 
							
							            HttpGet httpGet = new HttpGet(loginUrl);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            HttpResponse response = mHttpClient.execute(httpGet); // 执行 GET 请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 检查是否获取到授权 Cookie
 | 
						
						
						
						
							 | 
							
								 | 
							
							            List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            boolean hasAuthCookie = false;
 | 
						
						
						
						
							 | 
							
								 | 
							
							            for (Cookie cookie : cookies) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                if (cookie.getName().contains("GTL")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    hasAuthCookie = true; // 找到授权 Cookie
 | 
						
						
						
						
							 | 
							
								 | 
							
							                }
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							            if (!hasAuthCookie) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                Log.w(TAG, "it seems that there is no auth cookie"); // 没有找到授权 cookie
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 解析响应,获取客户端版本
 | 
						
						
						
						
							 | 
							
								 | 
							
							            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) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                jsString = resString.substring(begin + jsBegin.length(), end);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject js = new JSONObject(jsString);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mClientVersion = js.getLong("v"); // 获取客户端版本
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return false; // 解析 JSON 失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (Exception e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "httpget gtask_url failed");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return false; // HTTP 请求失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return true; // 登录成功
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 获取一个唯一的动作 ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 返回当前动作的 ID,每次调用自增
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private int getActionId() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return mActionId++;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建一个 HttpPost 请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 配置好的 HttpPost 对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private HttpPost createHttpPost() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpPost httpPost = new HttpPost(mPostUrl); // 创建 POST 请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8"); // 设置请求头
 | 
						
						
						
						
							 | 
							
								 | 
							
							        httpPost.setHeader("AT", "1"); // 设置其他请求头
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return httpPost;
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 从 HttpEntity 中获取响应内容
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param entity Http 响应实体
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 响应内容的字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws IOException 当读取响应内容失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private String getResponseContent(HttpEntity entity) throws IOException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String contentEncoding = null; // 内容编码
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (entity.getContentEncoding() != null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            contentEncoding = entity.getContentEncoding().getValue(); // 获取 encoding
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.d(TAG, "encoding: " + contentEncoding);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        InputStream input = entity.getContent(); // 获取输入流
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 根据内容编码类型,对输入流进行解压
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input = new GZIPInputStream(entity.getContent());
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Inflater inflater = new Inflater(true);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input = new InflaterInputStream(entity.getContent(), inflater);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            InputStreamReader isr = new InputStreamReader(input);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            BufferedReader br = new BufferedReader(isr);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            StringBuilder sb = new StringBuilder();
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 读取并构建响应内容字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							            while (true) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                String buff = br.readLine();
 | 
						
						
						
						
							 | 
							
								 | 
							
							                if (buff == null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    return sb.toString(); // 返回完整的字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							                }
 | 
						
						
						
						
							 | 
							
								 | 
							
							                sb.append(buff); // 添加每一行
 | 
						
						
						
						
							 | 
							
								 | 
							
							            }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } finally {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            input.close(); // 关闭输入流
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 发送 POST 请求,并返回解析后的 JSONObject
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param js 要发送的 JSON 对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @return 请求响应的 JSONObject
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 当网络请求或处理失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (!mLoggedin) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, "please login first");
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("not logged in"); // 确保已登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpPost httpPost = createHttpPost(); // 创建 POST 请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            list.add(new BasicNameValuePair("r", js.toString())); // 添加请求参数
 | 
						
						
						
						
							 | 
							
								 | 
							
							            UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8"); // 设置请求实体
 | 
						
						
						
						
							 | 
							
								 | 
							
							            httpPost.setEntity(entity); // 将实体添加到请求中
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 执行 POST 请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							            HttpResponse response = mHttpClient.execute(httpPost);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            String jsString = getResponseContent(response.getEntity()); // 读取响应内容
 | 
						
						
						
						
							 | 
							
								 | 
							
							            return new JSONObject(jsString); // 返回 JSON 对象回复
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (ClientProtocolException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new NetworkFailureException("postRequest failed"); // 网络请求失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (IOException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new NetworkFailureException("postRequest failed"); // 网络请求失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("unable to convert response content to jsonobject"); // JSON 解析失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (Exception e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("error occurs when posting request"); // 其他错误
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建一个任务
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param task 要创建的任务对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 当网络操作失败时抛出
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							    public void createTask(Task task) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        commitUpdate(); // 提交更新
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsPost = new JSONObject(); // 创建 POST 请求的 JSON 对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONArray actionList = new JSONArray(); // 动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 构建动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							            actionList.put(task.getCreateAction(getActionId())); // 添加创建任务的动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 发送请求并处理响应
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsResponse = postRequest(jsPost);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
 | 
						
						
						
						
							 | 
							
								 | 
							
							                    GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
 | 
						
						
						
						
							 | 
							
								 | 
							
							            task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置新任务的 ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString());
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace();
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("create task: handling jsonobject failed"); // JSON 处理失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    /**
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * 创建任务列表。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     *
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @param tasklist 任务列表对象,包含创建任务所需的信息。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							     */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void createTaskList(TaskList tasklist) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    commitUpdate(); // 提交更新,确保当前更新已处理
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsPost = new JSONObject(); // 创建POST请求的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONArray actionList = new JSONArray(); // 动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加创建任务的动作到动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        actionList.put(tasklist.getCreateAction(getActionId())); // 获取任务列表创建的动作并添加
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 将动作列表放入JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 发送POST请求并处理响应
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsResponse = postRequest(jsPost); // 执行网络请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
 | 
						
						
						
						
							 | 
							
								 | 
							
							                GTaskStringUtils.GTASK_JSON_RESULTS).get(0); // 获取响应结果的第一个元素
 | 
						
						
						
						
							 | 
							
								 | 
							
							        tasklist.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID)); // 设置任务列表的全局唯一ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("create tasklist: handling JSON object failed"); // 处理JSON时失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 提交待更新的任务信息。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 将存储在更新数组中的所有待处理变更发送到服务器。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void commitUpdate() throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    if (mUpdateArray != null) { // 检查更新数组是否为空
 | 
						
						
						
						
							 | 
							
								 | 
							
							        try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            JSONObject jsPost = new JSONObject(); // 创建POST请求的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 添加更新的动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							            postRequest(jsPost); // 发送POST请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mUpdateArray = null; // 清空更新数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							            e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							            throw new ActionFailureException("commit update: handling JSON object failed"); // 处理JSON时失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 添加一个待更新的任务节点。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 将提供的任务节点信息添加到待更新的任务列表中。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param node 待添加的节点信息。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void addUpdateNode(Node node) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    if (node != null) { // 检查节点是否为空
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 若更新节点过多,则提交当前更新
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mUpdateArray != null && mUpdateArray.length() > 10) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            commitUpdate(); // 提交当前更新,避免更新过多
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (mUpdateArray == null)
 | 
						
						
						
						
							 | 
							
								 | 
							
							            mUpdateArray = new JSONArray(); // 创建更新节点的数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mUpdateArray.put(node.getUpdateAction(getActionId())); // 添加节点更新动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 移动任务到不同的任务列表或在同一任务列表内移动位置。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param task      要移动的任务。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param preParent 任务的原父任务列表。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param curParent 任务的新父任务列表。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void moveTask(Task task, TaskList preParent, TaskList curParent) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    commitUpdate(); // 提交当前更新
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsPost = new JSONObject(); // 创建POST请求的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONArray actionList = new JSONArray(); // 动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject action = new JSONObject(); // 单个动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加移动任务的动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
 | 
						
						
						
						
							 | 
							
								 | 
							
							                GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE); // 设置移动类型
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置动作ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); // 设置要移动任务的ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (preParent == curParent && task.getPriorSibling() != null) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果在同一任务列表内移动且不是第一个任务,则添加前置兄弟节点ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							            action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 设置原任务列表ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 设置新父任务列表ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        if (preParent != curParent) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            // 如果跨任务列表移动,添加目标任务列表ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							            action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        
 | 
						
						
						
						
							 | 
							
								 | 
							
							        actionList.put(action); // 将动作添加到列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        postRequest(jsPost); // 发送POST请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("move task: handling JSON object failed"); // 处理JSON时失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 删除指定的任务节点。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param node 要删除的节点。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 网络请求失败时抛出。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void deleteNode(Node node) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    commitUpdate(); // 提交当前更新
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsPost = new JSONObject(); // 创建POST请求的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONArray actionList = new JSONArray(); // 动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加删除节点的动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							        node.setDeleted(true); // 设置节点为删除状态
 | 
						
						
						
						
							 | 
							
								 | 
							
							        actionList.put(node.getUpdateAction(getActionId())); // 获取更新动作并添加
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        postRequest(jsPost); // 发送POST请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        mUpdateArray = null; // 清空更新数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("delete node: handling JSON object failed"); // 处理JSON时失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 获取任务列表的网络请求。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 注意:调用此方法前需要确保用户已经登录。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @return JSONArray 返回一个包含任务列表的JSON数组。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 如果网络请求失败则抛出此异常。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public JSONArray getTaskLists() throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    if (!mLoggedin) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, "please login first"); // 登录前的检查
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("not logged in"); // 确保已登录
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							    try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpGet httpGet = new HttpGet(mGetUrl); // 创建GET请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        HttpResponse response = mHttpClient.execute(httpGet); // 执行请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 从响应中提取任务列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        String resString = getResponseContent(response.getEntity()); // 获取响应内容
 | 
						
						
						
						
							 | 
							
								 | 
							
							        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) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							            jsString = resString.substring(begin + jsBegin.length(), end); // 提取JSON字符串
 | 
						
						
						
						
							 | 
							
								 | 
							
							        }
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject js = new JSONObject(jsString);
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS); // 返回任务列表的JSON数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (ClientProtocolException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new NetworkFailureException("gettasklists: httpget failed"); // 网络请求失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (IOException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new NetworkFailureException("gettasklists: httpget failed"); // 网络请求失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("get task lists: handling JSON object failed"); // JSON处理失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 根据列表ID获取特定任务列表的网络请求。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @param listGid 列表的全局唯一标识符。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @return JSONArray 返回一个包含特定任务列表的JSON数组。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @throws NetworkFailureException 如果网络请求失败则抛出此异常。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public JSONArray getTaskList(String listGid) throws NetworkFailureException {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    commitUpdate(); // 提交当前更新
 | 
						
						
						
						
							 | 
							
								 | 
							
							    try {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsPost = new JSONObject(); // 创建POST请求的JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONArray actionList = new JSONArray(); // 动作列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject action = new JSONObject(); // 单个动作
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 构建请求参数
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
 | 
						
						
						
						
							 | 
							
								 | 
							
							                GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); // 设置获取所有动作类型
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置动作ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); // 设置列表ID
 | 
						
						
						
						
							 | 
							
								 | 
							
							        action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 不获取已删除任务
 | 
						
						
						
						
							 | 
							
								 | 
							
							        actionList.put(action); // 将动作添加到列表
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList); // 添加动作列表到JSON对象
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							        // 发送请求并处理响应
 | 
						
						
						
						
							 | 
							
								 | 
							
							        jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion); // 添加客户端版本信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							        JSONObject jsResponse = postRequest(jsPost); // 发送POST请求
 | 
						
						
						
						
							 | 
							
								 | 
							
							        return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS); // 返回任务的JSON数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							    } catch (JSONException e) {
 | 
						
						
						
						
							 | 
							
								 | 
							
							        Log.e(TAG, e.toString()); // 记录异常
 | 
						
						
						
						
							 | 
							
								 | 
							
							        e.printStackTrace(); 
 | 
						
						
						
						
							 | 
							
								 | 
							
							        throw new ActionFailureException("get task list: handling JSON object failed"); // JSON处理失败
 | 
						
						
						
						
							 | 
							
								 | 
							
							    }
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 获取同步账户信息。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 *
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * @return Account 返回当前的同步账户。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public Account getSyncAccount() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    return mAccount; // 返回同步账户信息
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							/**
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 重置更新数组。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 * 用于在进行新的同步之前清空或重置更新的数据数组。
 | 
						
						
						
						
							 | 
							
								 | 
							
							 */
 | 
						
						
						
						
							 | 
							
								 | 
							
							public void resetUpdateArray() {
 | 
						
						
						
						
							 | 
							
								 | 
							
							    mUpdateArray = null; // 清空更新数组
 | 
						
						
						
						
							 | 
							
								 | 
							
							}
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 | 
						
						
						
						
							 | 
							
								 | 
							
							
 |