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pbg7l8cy5 1 month ago
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commit 449aab321a
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58
src/Notes-master/src/net/micode/notes/gtask/remote/GTaskASyncTask.java
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@ -28,89 +28,99 @@ import net.micode.notes.R;
import net.micode.notes.ui.NotesListActivity;
import net.micode.notes.ui.NotesPreferenceActivity;
// GTaskASyncTask类继承自AsyncTask，用于在后台执行Google任务同步操作
public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
// 定义一个静态常量，用于标识同步任务的通知ID
private static int GTASK_SYNC_NOTIFICATION_ID = 5234235;
// 定义一个接口，用于在异步任务完成时回调
public interface OnCompleteListener {
// 定义一个方法，在异步任务完成时被调用
void onComplete();
}
// 应用上下文对象
private Context mContext;
// 通知管理器，用于显示和取消通知
private NotificationManager mNotifiManager;
// 任务管理器，用于处理同步任务
private GTaskManager mTaskManager;
// 异步任务完成时的回调监听器
private OnCompleteListener mOnCompleteListener;
// 构造方法，初始化上下文、回调监听器、通知管理器和任务管理器
public GTaskASyncTask(Context context, OnCompleteListener listener) {
mContext = context;
mOnCompleteListener = listener;
mNotifiManager = (NotificationManager) mContext
.getSystemService(Context.NOTIFICATION_SERVICE);
mTaskManager = GTaskManager.getInstance();
.getSystemService(Context.NOTIFICATION_SERVICE);// 从系统服务获取通知管理器
mTaskManager = GTaskManager.getInstance();// 获取任务管理器的实例
}
// 取消同步操作
public void cancelSync() {
mTaskManager.cancelSync();
mTaskManager.cancelSync();// 调用任务管理器的取消同步方法
}
// 发布进度更新
public void publishProgess(String message) {
publishProgress(new String[] {
message
});
});// 调用AsyncTask的publishProgress方法来更新进度
}
private void showNotification(int tickerId, String content) {
// 显示通知
private void showNotification(int tickerId, String content) { // 创建一个新的通知对象
Notification notification = new Notification(R.drawable.notification, mContext
.getString(tickerId), System.currentTimeMillis());
notification.defaults = Notification.DEFAULT_LIGHTS;
notification.flags = Notification.FLAG_AUTO_CANCEL;
notification.defaults = Notification.DEFAULT_LIGHTS;// 设置通知的默认灯
notification.flags = Notification.FLAG_AUTO_CANCEL;// 设置通知标志为自动取消
// 根据通知类型设置不同的PendingIntent
PendingIntent pendingIntent;
if (tickerId != R.string.ticker_success) {
// 如果不是成功通知，则点击通知后打开NotesPreferenceActivity
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesPreferenceActivity.class), 0);
} else {
// 如果是成功通知，则点击通知后打开NotesListActivity
pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
NotesListActivity.class), 0);
}
// 设置通知的内容
notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
pendingIntent);
// 通过通知管理器显示通知
mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
}
@Override
protected Integer doInBackground(Void... unused) {
// 发布登录进度的通知
publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity
.getSyncAccountName(mContext)));
// 执行同步操作，并返回同步结果
return mTaskManager.sync(mContext, this);
}
@Override
protected void onProgressUpdate(String... progress) {
showNotification(R.string.ticker_syncing, progress[0]);
protected void onProgressUpdate(String... progress) { // 显示同步进行中的通知
showNotification(R.string.ticker_syncing, progress[0]);// 如果mContext是GTaskSyncService的实例，则通过它发送广播，广播的内容是progress数组的第一个元素
if (mContext instanceof GTaskSyncService) {
((GTaskSyncService) mContext).sendBroadcast(progress[0]);
}
}
@Override
protected void onPostExecute(Integer result) {
if (result == GTaskManager.STATE_SUCCESS) {
protected void onPostExecute(Integer result) {// 根据同步结果（result）执行不同的操作
if (result == GTaskManager.STATE_SUCCESS) { // 如果同步成功，显示成功的通知，并更新最后同步时间
showNotification(R.string.ticker_success, mContext.getString(
R.string.success_sync_account, mTaskManager.getSyncAccount()));
NotesPreferenceActivity.setLastSyncTime(mContext, System.currentTimeMillis());
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {
} else if (result == GTaskManager.STATE_NETWORK_ERROR) {// 如果发生网络错误，显示网络错误的通知
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_network));
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) {
} else if (result == GTaskManager.STATE_INTERNAL_ERROR) {// 如果发生内部错误，显示内部错误的通知
showNotification(R.string.ticker_fail, mContext.getString(R.string.error_sync_internal));
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) {
} else if (result == GTaskManager.STATE_SYNC_CANCELLED) { // 如果同步被取消，显示取消的通知
showNotification(R.string.ticker_cancel, mContext
.getString(R.string.error_sync_cancelled));
}
// 如果mOnCompleteListener不为null，启动一个新线程来调用它的onComplete方法
if (mOnCompleteListener != null) {
new Thread(new Runnable() {

299
src/Notes-master/src/net/micode/notes/gtask/remote/GTaskClient.java
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@ -62,35 +62,37 @@ import java.util.zip.InflaterInputStream;
public class GTaskClient {
// 类标签，用于日志输出
private static final String TAG = GTaskClient.class.getSimpleName();
// Google Tasks服务的基URL
private static final String GTASK_URL = "https://mail.google.com/tasks/";
// 用于获取数据的URL
private static final String GTASK_GET_URL = "https://mail.google.com/tasks/ig";
// 用于提交数据的URL
private static final String GTASK_POST_URL = "https://mail.google.com/tasks/r/ig";
// GTaskClient的单例实例
private static GTaskClient mInstance = null;
// HTTP客户端，用于发送请求
private DefaultHttpClient mHttpClient;
// 当前使用的获取数据的URL
private String mGetUrl;
// 当前使用的提交数据的URL
private String mPostUrl;
// 客户端版本号
private long mClientVersion;
// 登录状态
private boolean mLoggedin;
// 最后一次登录时间
private long mLastLoginTime;
// 操作ID，用于标识不同的操作
private int mActionId;
// 当前登录的账户
private Account mAccount;
// 更新数据数组
private JSONArray mUpdateArray;
private GTaskClient() {
mHttpClient = null;
mGetUrl = GTASK_GET_URL;
mPostUrl = GTASK_POST_URL;
@ -109,15 +111,17 @@ public class GTaskClient {
return mInstance;
}
public boolean login(Activity activity) {
public boolean login(Activity activity) { // 假设cookie在5分钟后过期，需要重新登录
// we suppose that the cookie would expire after 5 minutes
// then we need to re-login
final long interval = 1000 * 60 * 5;
// 切换账户后需要重新登录
if (mLastLoginTime + interval < System.currentTimeMillis()) {
mLoggedin = false;
}
// need to re-login after account switch
// 如果已经登录，直接返回true
if (mLoggedin
&& !TextUtils.equals(getSyncAccount().name, NotesPreferenceActivity
.getSyncAccountName(activity))) {
@ -128,14 +132,15 @@ public class GTaskClient {
Log.d(TAG, "already logged in");
return true;
}
// 更新最后一次登录时间
mLastLoginTime = System.currentTimeMillis();
// 获取Google账户的认证令牌
String authToken = loginGoogleAccount(activity, false);
if (authToken == null) {
Log.e(TAG, "login google account failed");
return false;
}
// 如果账户不是gmail.com或googlemail.com，使用自定义域名登录
// login with custom domain if necessary
if (!(mAccount.name.toLowerCase().endsWith("gmail.com") || mAccount.name.toLowerCase()
.endsWith("googlemail.com"))) {
@ -159,29 +164,33 @@ public class GTaskClient {
return false;
}
}
// 设置登录状态为true并返回true表示登录成功
mLoggedin = true;
return true;
}
// 登录Google账户的函数，接收一个Activity实例和一个标志位来决定是否使当前的token无效
private String loginGoogleAccount(Activity activity, boolean invalidateToken) {
String authToken;
AccountManager accountManager = AccountManager.get(activity);
Account[] accounts = accountManager.getAccountsByType("com.google");
String authToken;// 用于存储获取到的认证token
AccountManager accountManager = AccountManager.get(activity);// 获取AccountManager实例
Account[] accounts = accountManager.getAccountsByType("com.google");// 获取所有Google类型的账户
// 如果没有可用的Google账户，则记录错误日志并返回null
if (accounts.length == 0) {
Log.e(TAG, "there is no available google account");
return null;
}
// 从设置中获取同步账户的名称
String accountName = NotesPreferenceActivity.getSyncAccountName(activity);
Account account = null;
// 遍历所有账户，找到与设置中的账户名匹配的账户
for (Account a : accounts) {
if (a.name.equals(accountName)) {
account = a;
break;
}
}
// 如果找到了匹配的账户，则将其存储在mAccount变量中，否则记录错误日志并返回null
if (account != null) {
mAccount = account;
} else {
@ -190,60 +199,66 @@ public class GTaskClient {
}
// get the token now
// 获取认证token
AccountManagerFuture<Bundle> accountManagerFuture = accountManager.getAuthToken(account,
"goanna_mobile", null, activity, null, null);
try {
Bundle authTokenBundle = accountManagerFuture.getResult();
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);
Bundle authTokenBundle = accountManagerFuture.getResult();// 获取结果
authToken = authTokenBundle.getString(AccountManager.KEY_AUTHTOKEN);// 从结果中获取token
// 如果需要使token无效，则调用invalidateAuthToken并递归调用loginGoogleAccount以获取新的token
if (invalidateToken) {
accountManager.invalidateAuthToken("com.google", authToken);
loginGoogleAccount(activity, false);
}
} catch (Exception e) {
// 如果获取token失败，则记录错误日志并将authToken设置为null
Log.e(TAG, "get auth token failed");
authToken = null;
}
return authToken;
return authToken;// 返回获取到的token
}
// 尝试使用Google账户登录Google Tasks的函数
private boolean tryToLoginGtask(Activity activity, String authToken) {
// 尝试使用提供的token登录Google Tasks
if (!loginGtask(authToken)) {
// 如果登录失败，可能是因为token已过期，因此使token无效并尝试重新登录
// maybe the auth token is out of date, now let's invalidate the
// token and try again
authToken = loginGoogleAccount(activity, true);
if (authToken == null) {
if (authToken == null) {// 如果重新登录失败，则记录错误日志并返回false
Log.e(TAG, "login google account failed");
return false;
}
// 使用新的token再次尝试登录Google Tasks
if (!loginGtask(authToken)) {
Log.e(TAG, "login gtask failed");
return false;
}
}
return true;
return true;// 登录成功返回true
}
// 使用提供的token登录Google Tasks的函数
private boolean loginGtask(String authToken) {
// 设置HTTP连接的超时时间
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);
mHttpClient = new DefaultHttpClient(httpParameters);// 创建HttpClient实例
BasicCookieStore localBasicCookieStore = new BasicCookieStore();// 创建Cookie存储实例
mHttpClient.setCookieStore(localBasicCookieStore);// 设置HttpClient的Cookie存储
HttpProtocolParams.setUseExpectContinue(mHttpClient.getParams(), false);// 禁用Expect-Continue握手
// login gtask
// 构造登录Google Tasks的URL
try {
String loginUrl = mGetUrl + "?auth=" + authToken;
HttpGet httpGet = new HttpGet(loginUrl);
HttpGet httpGet = new HttpGet(loginUrl);// 创建HttpGet请求
HttpResponse response = null;
response = mHttpClient.execute(httpGet);
response = mHttpClient.execute(httpGet);// 执行HttpGet请求
// get the cookie now
// 检查响应中的Cookie，看是否有认证Cookie
List<Cookie> cookies = mHttpClient.getCookieStore().getCookies();
boolean hasAuthCookie = false;
for (Cookie cookie : cookies) {
@ -255,7 +270,7 @@ public class GTaskClient {
Log.w(TAG, "it seems that there is no auth cookie");
}
// get the client version
// 解析响应内容，获取客户端版本信息
String resString = getResponseContent(response.getEntity());
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
@ -265,25 +280,25 @@ public class GTaskClient {
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString);
mClientVersion = js.getLong("v");
JSONObject js = new JSONObject(jsString);// 解析JSON字符串
mClientVersion = js.getLong("v");// 获取客户端版本
} catch (JSONException e) {
Log.e(TAG, e.toString());
Log.e(TAG, e.toString());// 如果解析JSON时出错，则记录错误日志并返回false
e.printStackTrace();
return false;
} catch (Exception e) {
} catch (Exception e) { // 捕获所有异常并记录错误日志，返回false
// simply catch all exceptions
Log.e(TAG, "httpget gtask_url failed");
return false;
}
return true;
return true;// 登录成功返回true
}
// 获取一个唯一的动作ID的函数
private int getActionId() {
return mActionId++;
}
// 创建一个HttpPost请求的函数
private HttpPost createHttpPost() {
HttpPost httpPost = new HttpPost(mPostUrl);
httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=utf-8");
@ -292,89 +307,112 @@ public class GTaskClient {
}
private String getResponseContent(HttpEntity entity) throws IOException {
// 初始化内容编码变量
// 获取内容编码，如果存在的话
String contentEncoding = null;
if (entity.getContentEncoding() != null) {
contentEncoding = entity.getContentEncoding().getValue();
// 打印内容编码
Log.d(TAG, "encoding: " + contentEncoding);
}
// 获取输入流
InputStream input = entity.getContent();
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) {
// 根据内容编码进行解压缩
if (contentEncoding != null && contentEncoding.equalsIgnoreCase("gzip")) { // 如果是gzip编码，使用GZIPInputStream解压缩
input = new GZIPInputStream(entity.getContent());
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {
} else if (contentEncoding != null && contentEncoding.equalsIgnoreCase("deflate")) {// 如果是deflate编码，使用InflaterInputStream解压缩
Inflater inflater = new Inflater(true);
input = new InflaterInputStream(entity.getContent(), inflater);
}
// 读取输入流并转换为字符串
try {
// 创建InputStreamReader，指定UTF-8编码
InputStreamReader isr = new InputStreamReader(input);
// 创建BufferedReader以高效读取文本
BufferedReader br = new BufferedReader(isr);
// 创建StringBuilder以构建响应内容字符串·
StringBuilder sb = new StringBuilder();
while (true) {
String buff = br.readLine();
if (buff == null) {
return sb.toString();
}
} // 将读取的行追加到StringBuilder
sb = sb.append(buff);
}
} finally {
} finally { // 确保输入流在完成后被关闭
input.close();
}
}
private JSONObject postRequest(JSONObject js) throws NetworkFailureException {
private JSONObject postRequest(JSONObject js) throws NetworkFailureException { // 检查用户是否已登录，如果未登录，则抛出异常
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
}
// 创建HTTP POST请求对象
HttpPost httpPost = createHttpPost();
try {
try { // 创建参数列表，用于存储请求参数
LinkedList<BasicNameValuePair> list = new LinkedList<BasicNameValuePair>();
// 将JSON对象转换为字符串，并作为参数添加到列表
list.add(new BasicNameValuePair("r", js.toString()));
// 创建UrlEncodedFormEntity对象，用于封装请求参数
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, "UTF-8");
// 设置请求的实体内容
httpPost.setEntity(entity);
// execute the post
// 执行HTTP POST请求，获取响应
HttpResponse response = mHttpClient.execute(httpPost);
// 获取响应内容，并将其转换为字符串
String jsString = getResponseContent(response.getEntity());
// 将响应字符串转换为JSON对象
return new JSONObject(jsString);
} catch (ClientProtocolException e) {
// 处理HTTP协议异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (IOException e) {
// 处理I/O异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("postRequest failed");
} catch (JSONException e) {
// 处理JSON解析异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("unable to convert response content to jsonobject");
} catch (Exception e) {
// 处理其他异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("error occurs when posting request");
}
}
// 创建任务的方法
public void createTask(Task task) throws NetworkFailureException {
// 提交之前的更新
commitUpdate();
try {
// 创建用于POST请求的JSON对象
JSONObject jsPost = new JSONObject();
// 创建动作列表
JSONArray actionList = new JSONArray();
// action_list
// 获取任务的创建动作，并添加到动作列表
actionList.put(task.getCreateAction(getActionId()));
// 将动作列表添加到POST请求的JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
// 设置客户端版本信息
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// post
// 发送POST请求，并获取响应
JSONObject jsResponse = postRequest(jsPost);
// 从响应中获取结果，并设置任务的GID
JSONObject jsResult = (JSONObject) jsResponse.getJSONArray(
GTaskStringUtils.GTASK_JSON_RESULTS).get(0);
task.setGid(jsResult.getString(GTaskStringUtils.GTASK_JSON_NEW_ID));
@ -387,10 +425,10 @@ public class GTaskClient {
}
public void createTaskList(TaskList tasklist) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject jsPost = new JSONObject(); // 创建用于POST请求的JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表
// action_list
actionList.put(tasklist.getCreateAction(getActionId()));
@ -413,19 +451,21 @@ public class GTaskClient {
}
public void commitUpdate() throws NetworkFailureException {
// 检查是否有更新数组
if (mUpdateArray != null) {
try {
try { // 创建用于POST请求的JSON对象
JSONObject jsPost = new JSONObject();
// action_list
// 将更新数组添加到POST请求的JSON对象
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, mUpdateArray);
// client_version
// 设置客户端版本信息
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求
postRequest(jsPost);
// 清空更新数组
mUpdateArray = null;
} catch (JSONException e) {
// 处理JSON解析异常
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("commit update: handing jsonobject failed");
@ -433,40 +473,41 @@ public class GTaskClient {
}
}
public void addUpdateNode(Node node) throws NetworkFailureException {
public void addUpdateNode(Node node) throws NetworkFailureException { // 检查节点是否为空
if (node != null) {
// too many update items may result in an error
// set max to 10 items
// 检查更新数组中的项目数量，超过10个则先提交更新
if (mUpdateArray != null && mUpdateArray.length() > 10) {
commitUpdate();
}
// 如果更新数组为空，则初始化
if (mUpdateArray == null)
mUpdateArray = new JSONArray();
mUpdateArray = new JSONArray(); // 将节点的更新动作添加到更新数组
mUpdateArray.put(node.getUpdateAction(getActionId()));
}
}
public void moveTask(Task task, TaskList preParent, TaskList curParent)
throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 提交之前的更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
JSONObject jsPost = new JSONObject();
// 创建动作列表
JSONArray actionList = new JSONArray();
// 创建动作对象
JSONObject action = new JSONObject();
// action_list
// 设置动作类型为移动
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_MOVE);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid());
if (preParent == curParent && task.getPriorSibling() != null) {
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置动作ID
action.put(GTaskStringUtils.GTASK_JSON_ID, task.getGid()); // 设置任务ID
if (preParent == curParent && task.getPriorSibling() != null) { // 如果在同一个任务列表内移动且不是第一个任务，则设置前一个兄弟任务的ID
// put prioring_sibing_id only if moving within the tasklist and
// it is not the first one
action.put(GTaskStringUtils.GTASK_JSON_PRIOR_SIBLING_ID, task.getPriorSibling());
}
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid());
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid());
} // 设置源任务列表的GID
action.put(GTaskStringUtils.GTASK_JSON_SOURCE_LIST, preParent.getGid()); // 设置目标父任务的GID
action.put(GTaskStringUtils.GTASK_JSON_DEST_PARENT, curParent.getGid()); // 如果在不同任务列表间移动，则设置目标任务列表的GID
if (preParent != curParent) {
// put the dest_list only if moving between tasklists
action.put(GTaskStringUtils.GTASK_JSON_DEST_LIST, curParent.getGid());
@ -487,91 +528,99 @@ public class GTaskClient {
}
public void deleteNode(Node node) throws NetworkFailureException {
commitUpdate();
commitUpdate();// 先提交之前的所有更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject jsPost = new JSONObject(); // 创建用于POST请求的JSON对象
JSONArray actionList = new JSONArray(); // 创建动作列表的JSONArray
// action_list
// 将节点标记为已删除，并获取更新动作，添加到动作列表中
node.setDeleted(true);
actionList.put(node.getUpdateAction(getActionId()));
actionList.put(node.getUpdateAction(getActionId())); // 将动作列表添加到POST请求的JSON对象中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// 添加客户端版本信息到POST请求的JSON对象中
// client_version
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
// 发送POST请求
postRequest(jsPost);
mUpdateArray = null;
mUpdateArray = null; // 清空更新数组
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("delete node: handing jsonobject failed");
Log.e(TAG, e.toString()); // 如果处理JSON时发生异常，记录错误日志
e.printStackTrace(); // 打印异常堆栈信息
throw new ActionFailureException("delete node: handing jsonobject failed"); // 抛出动作失败异常
}
}
public JSONArray getTaskLists() throws NetworkFailureException {
public JSONArray getTaskLists() throws NetworkFailureException { // 检查是否已登录
if (!mLoggedin) {
Log.e(TAG, "please login first");
throw new ActionFailureException("not logged in");
Log.e(TAG, "please login first"); // 如果未登录，记录错误日志
throw new ActionFailureException("not logged in"); // 抛出动作失败异常
}
try {
try { // 创建HTTP GET请求
HttpGet httpGet = new HttpGet(mGetUrl);
HttpResponse response = null;
HttpResponse response = null; // 执行HTTP GET请求，获取响应
response = mHttpClient.execute(httpGet);
// 获取响应内容
// get the task list
String resString = getResponseContent(response.getEntity());
String resString = getResponseContent(response.getEntity());
// 定义JSON字符串的开始和结束标记
String jsBegin = "_setup(";
String jsEnd = ")}</script>";
// 查找JSON字符串的开始和结束位置
int begin = resString.indexOf(jsBegin);
int end = resString.lastIndexOf(jsEnd);
String jsString = null;
String jsString = null; // 提取JSON字符串
if (begin != -1 && end != -1 && begin < end) {
jsString = resString.substring(begin + jsBegin.length(), end);
}
JSONObject js = new JSONObject(jsString);
} // 将提取的JSON字符串转换为JSONObject.
JSONObject js = new JSONObject(jsString);
// 从JSONObject中获取任务列表的JSONArray
return js.getJSONObject("t").getJSONArray(GTaskStringUtils.GTASK_JSON_LISTS);
} catch (ClientProtocolException e) {
} catch (ClientProtocolException e) { // 如果HTTP协议错误，记录错误日志
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
} catch (IOException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new NetworkFailureException("gettasklists: httpget failed");
e.printStackTrace(); // 打印异常堆栈信息
throw new NetworkFailureException("gettasklists: httpget failed"); // 抛出网络失败异常
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task lists: handing jasonobject failed");
Log.e(TAG, e.toString()); // 如果I/O错误，记录错误日志
e.printStackTrace(); // 打印异常堆栈信息
throw new ActionFailureException("get task lists: handing jasonobject failed"); // 抛出网络失败异常
}
}
public JSONArray getTaskList(String listGid) throws NetworkFailureException {
commitUpdate();
commitUpdate(); // 先提交之前的所有更新
try {
JSONObject jsPost = new JSONObject();
JSONArray actionList = new JSONArray();
JSONObject action = new JSONObject();
// action_list
// 创建用于POST请求的JSON对象
JSONObject jsPost = new JSONObject();
// 创建动作列表的JSONArray
JSONArray actionList = new JSONArray();
// 创建动作的JSONObject
JSONObject action = new JSONObject();
// action_list // 设置动作类型为获取所有任务
action.put(GTaskStringUtils.GTASK_JSON_ACTION_TYPE,
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL);
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId());
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid);
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false);
actionList.put(action);
GTaskStringUtils.GTASK_JSON_ACTION_TYPE_GETALL); // 设置动作ID
action.put(GTaskStringUtils.GTASK_JSON_ACTION_ID, getActionId()); // 设置任务列表ID
action.put(GTaskStringUtils.GTASK_JSON_LIST_ID, listGid); // 设置是否获取已删除任务，此处为否
action.put(GTaskStringUtils.GTASK_JSON_GET_DELETED, false); // 将动作添加到动作列表中
actionList.put(action); // 将动作列表添加到POST请求的JSON对象中
jsPost.put(GTaskStringUtils.GTASK_JSON_ACTION_LIST, actionList);
// client_version
// 添加客户端版本信息
jsPost.put(GTaskStringUtils.GTASK_JSON_CLIENT_VERSION, mClientVersion);
JSONObject jsResponse = postRequest(jsPost);
// 发送POST请求并获取响应
JSONObject jsResponse = postRequest(jsPost); // 从响应中获取任务数组
return jsResponse.getJSONArray(GTaskStringUtils.GTASK_JSON_TASKS);
} catch (JSONException e) {
Log.e(TAG, e.toString());
e.printStackTrace();
throw new ActionFailureException("get task list: handing jsonobject failed");
Log.e(TAG, e.toString()); // 记录JSON异常
e.printStackTrace(); // 打印异常堆栈信息
throw new ActionFailureException("get task list: handing jsonobject failed"); // 抛出操作失败异常
}
}

1093
src/Notes-master/src/net/micode/notes/gtask/remote/GTaskManager.java
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62
src/Notes-master/src/net/micode/notes/gtask/remote/GTaskSyncService.java
Unescape View File

@ -42,17 +42,31 @@ public class GTaskSyncService extends Service {
private static String mSyncProgress = "";
public class GTaskSyncService extends Service {
// 定义广播动作和 extras 的键
public final static String ACTION_STRING_NAME = "sync_action_type";
public final static int ACTION_START_SYNC = 0;
public final static int ACTION_CANCEL_SYNC = 1;
public final static int ACTION_INVALID = 2;
public final static String GTASK_SERVICE_BROADCAST_NAME = "net.micode.notes.gtask.sync_broadcast";
public final static String GTASK_SERVICE_BROADCAST_IS_SYNCING = "is_syncing";
public final static String GTASK_SERVICE_BROADCAST_PROGRESS_MSG = "progressMsg";
// 同步任务和进度信息
private static GTaskASyncTask mSyncTask = null;
private static String mSyncProgress = "";
private void startSync() {
if (mSyncTask == null) {
mSyncTask = new GTaskASyncTask(this, new GTaskASyncTask.OnCompleteListener() {
public void onComplete() {
mSyncTask = null;
sendBroadcast("");
stopSelf();
sendBroadcast(""); // 发送同步完成广播
stopSelf(); // 停止服务
}
});
sendBroadcast("");
mSyncTask.execute();
sendBroadcast(""); // 发送同步开始广播
mSyncTask.execute(); // 执行同步任务
}
}
@ -64,7 +78,7 @@ public class GTaskSyncService extends Service {
@Override
public void onCreate() {
mSyncTask = null;
mSyncTask = null; // 初始化同步任务为空
}
@Override
@ -73,15 +87,15 @@ public class GTaskSyncService extends Service {
if (bundle != null && bundle.containsKey(ACTION_STRING_NAME)) {
switch (bundle.getInt(ACTION_STRING_NAME, ACTION_INVALID)) {
case ACTION_START_SYNC:
startSync();
startSync(); // 处理开始同步动作
break;
case ACTION_CANCEL_SYNC:
cancelSync();
cancelSync(); // 处理取消同步动作
break;
default:
break;
}
return START_STICKY;
return START_STICKY; // 确保服务被持续运行
}
return super.onStartCommand(intent, flags, startId);
}
@ -89,40 +103,62 @@ public class GTaskSyncService extends Service {
@Override
public void onLowMemory() {
if (mSyncTask != null) {
mSyncTask.cancelSync();
mSyncTask.cancelSync(); // 低内存时取消同步任务
}
}
@Override
public IBinder onBind(Intent intent) {
return null;
return null; // 不支持绑定
}
/**
* 发送广播来通知同步状态和进度。
* @param msg 进度信息
*/
public void sendBroadcast(String msg) {
mSyncProgress = msg;
Intent intent = new Intent(GTASK_SERVICE_BROADCAST_NAME);
intent.putExtra(GTASK_SERVICE_BROADCAST_IS_SYNCING, mSyncTask != null);
intent.putExtra(GTASK_SERVICE_BROADCAST_PROGRESS_MSG, msg);
sendBroadcast(intent);
sendBroadcast(intent); // 发送广播
}
/**
* 从 Activity 启动同步服务。
* @param activity Activity 上下文
*/
public static void startSync(Activity activity) {
GTaskManager.getInstance().setActivityContext(activity);
Intent intent = new Intent(activity, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_START_SYNC);
activity.startService(intent);
activity.startService(intent); // 启动服务
}
/**
* 从 Context 取消同步服务。
* @param context Context 上下文
*/
public static void cancelSync(Context context) {
Intent intent = new Intent(context, GTaskSyncService.class);
intent.putExtra(GTaskSyncService.ACTION_STRING_NAME, GTaskSyncService.ACTION_CANCEL_SYNC);
context.startService(intent);
context.startService(intent); // 启动服务以发送取消动作
}
/**
* 检查是否正在同步。
* @return true 如果正在同步，否则 false
*/
public static boolean isSyncing() {
return mSyncTask != null;
}
/**
* 获取当前的同步进度信息。
* @return 同步进度信息字符串
*/
public static String getProgressString() {
return mSyncProgress;
}
}

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