Deleted old sync stuff

pull/14/head
Tim Su 14 years ago
parent 34ee32f5dd
commit 24d90aa020

@ -27,8 +27,8 @@ import android.content.DialogInterface;
import android.content.res.Resources;
import android.os.Bundle;
import android.preference.Preference;
import android.preference.Preference.OnPreferenceChangeListener;
import android.preference.PreferenceActivity;
import android.preference.Preference.OnPreferenceChangeListener;
import android.view.KeyEvent;
import android.view.View;
import android.widget.Button;
@ -36,7 +36,6 @@ import android.widget.TextView;
import com.flurry.android.FlurryAgent;
import com.timsu.astrid.R;
import com.timsu.astrid.sync.Synchronizer;
import com.timsu.astrid.utilities.Constants;
import com.timsu.astrid.utilities.DialogUtilities;
import com.timsu.astrid.utilities.Preferences;
@ -91,7 +90,7 @@ public class SyncPreferences extends PreferenceActivity {
new Dialog.OnClickListener() {
public void onClick(DialogInterface dialog,
int which) {
Synchronizer.clearUserData(SyncPreferences.this);
// Synchronizer.clearUserData(SyncPreferences.this);
// force a synchronization if sync preference is still set
oldRtmSyncPreference = false;
}

@ -29,7 +29,6 @@ import android.util.Log;
import com.timsu.astrid.data.AbstractController;
import com.timsu.astrid.data.AbstractModel;
import com.timsu.astrid.data.task.TaskIdentifier;
import com.timsu.astrid.sync.TaskProxy;
import com.timsu.astrid.utilities.DialogUtilities;
@ -109,10 +108,10 @@ public class SyncMapping extends AbstractModel {
// --- constructor pass-through
public SyncMapping(TaskIdentifier task, TaskProxy taskProxy) {
this(task, taskProxy.getSyncServiceId(), taskProxy.getRemoteId());
}
//
// public SyncMapping(TaskIdentifier task, TaskProxy taskProxy) {
// this(task, taskProxy.getSyncServiceId(), taskProxy.getRemoteId());
// }
public SyncMapping(TaskIdentifier task, int syncServiceId, String remoteId) {
super();

@ -42,8 +42,6 @@ import com.timsu.astrid.data.sync.SyncDataController;
import com.timsu.astrid.data.task.AbstractTaskModel.RepeatInfo;
import com.timsu.astrid.data.task.AbstractTaskModel.TaskModelDatabaseHelper;
import com.timsu.astrid.provider.TasksProvider;
import com.timsu.astrid.sync.Synchronizer;
import com.timsu.astrid.sync.Synchronizer.SynchronizerListener;
import com.todoroo.astrid.widget.TasksWidget.UpdateService;
/**
@ -373,12 +371,12 @@ public class TaskController extends AbstractController {
// handle sync-on-complete
if((model.getFlags() & TaskModelForHandlers.FLAG_SYNC_ON_COMPLETE) > 0 &&
!duringSync) {
Synchronizer synchronizer = new Synchronizer(model.getTaskIdentifier());
synchronizer.synchronize(context, new SynchronizerListener() {
public void onSynchronizerFinished(int numServicesSynced) {
// TaskListSubActivity.shouldRefreshTaskList = true;
}
});
// Synchronizer synchronizer = new Synchronizer(model.getTaskIdentifier());
// synchronizer.synchronize(context, new SynchronizerListener() {
// public void onSynchronizerFinished(int numServicesSynced) {
//// TaskListSubActivity.shouldRefreshTaskList = true;
// }
// });
}
cursor.close();

@ -1,606 +0,0 @@
/*
* ASTRID: Android's Simple Task Recording Dashboard
*
* Copyright (c) 2009 Tim Su
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.timsu.astrid.sync;
import java.io.IOException;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
import java.util.StringTokenizer;
import java.util.Map.Entry;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.os.Handler;
import android.util.Log;
import com.flurry.android.FlurryAgent;
import com.mdt.rtm.ApplicationInfo;
import com.mdt.rtm.ServiceException;
import com.mdt.rtm.ServiceImpl;
import com.mdt.rtm.ServiceInternalException;
import com.mdt.rtm.data.RtmList;
import com.mdt.rtm.data.RtmLists;
import com.mdt.rtm.data.RtmTask;
import com.mdt.rtm.data.RtmTaskList;
import com.mdt.rtm.data.RtmTaskNote;
import com.mdt.rtm.data.RtmTaskSeries;
import com.mdt.rtm.data.RtmTasks;
import com.mdt.rtm.data.RtmAuth.Perms;
import com.mdt.rtm.data.RtmTask.Priority;
import com.timsu.astrid.R;
import com.timsu.astrid.activities.SyncLoginActivity;
import com.timsu.astrid.activities.SyncLoginActivity.SyncLoginCallback;
import com.timsu.astrid.data.enums.Importance;
import com.timsu.astrid.data.sync.SyncMapping;
import com.timsu.astrid.data.tag.TagController;
import com.timsu.astrid.data.tag.TagModelForView;
import com.timsu.astrid.data.task.AbstractTaskModel;
import com.timsu.astrid.data.task.TaskModelForSync;
import com.timsu.astrid.utilities.AstridUtilities;
import com.timsu.astrid.utilities.Preferences;
public class RTMSyncProvider extends SynchronizationProvider {
private ServiceImpl rtmService = null;
private String INBOX_LIST_NAME = "Inbox";
Map<String, String> listNameToIdMap = new HashMap<String, String>();
Map<String, String> listIdToNameMap = new HashMap<String, String>();
public RTMSyncProvider(int id) {
super(id);
}
// --- abstract methods
@Override
String getName() {
return "RTM";
}
@Override
protected void synchronize(final Context activity) {
// authenticate the user. this will automatically call the next step
authenticate(activity);
}
@Override
public void clearPersonalData(Context context) {
Preferences.setSyncRTMToken(context, null);
Preferences.setSyncRTMLastSync(context, null);
synchronizer.getSyncController(context).deleteAllMappings(getId());
}
// --- authentication
/** Helper method that handles RTM methods and may show an error dialog */
private void handleRtmException(Context context, String tag, Exception e,
boolean showErrorIfNeeded) {
// occurs when application was closed
if(e instanceof IllegalStateException) {
AstridUtilities.reportFlurryError(tag + "-caught", e);
Log.e(tag, "Illegal State during Sync", e);
// occurs when network error
} else if(e instanceof ServiceInternalException &&
((ServiceInternalException)e).getEnclosedException() instanceof
IOException) {
Exception enclosedException = ((ServiceInternalException)e).getEnclosedException();
AstridUtilities.reportFlurryError(tag + "-ioexception", enclosedException);
if(showErrorIfNeeded)
showError(context, enclosedException, "Connection Error! Check your " +
"Internet connection & try again...");
} else {
if(e instanceof ServiceInternalException)
e = ((ServiceInternalException)e).getEnclosedException();
AstridUtilities.reportFlurryError(tag + "-unhandled", e);
if(showErrorIfNeeded)
showError(context, e, null);
}
}
/** Perform authentication with RTM. Will open the SyncBrowser if necessary */
private void authenticate(final Context context) {
final Resources r = context.getResources();
FlurryAgent.onEvent("rtm-started");
try {
String apiKey = "bd9883b3384a21ead17501da38bb1e68";
String sharedSecret = "a19b2a020345219b";
String appName = null;
String authToken = Preferences.getSyncRTMToken(context);
// check if we have a token & it works
if(authToken != null) {
rtmService = new ServiceImpl(new ApplicationInfo(
apiKey, sharedSecret, appName, authToken));
if(!rtmService.isServiceAuthorized()) // re-do login
authToken = null;
}
// don't do anything if you're a background service
if(authToken == null && isBackgroundService())
return;
if(authToken == null) {
// try completing the authorization if it was partial
if(rtmService != null) {
try {
String token = rtmService.completeAuthorization();
Log.w("astrid", "got RTM token: " + token);
Preferences.setSyncRTMToken(context, token);
performSync(context);
return;
} catch (Exception e) {
// didn't work. do the process again.
}
}
// open up a dialog and have the user go to browser
FlurryAgent.onEvent("rtm-login-dialog");
rtmService = new ServiceImpl(new ApplicationInfo(
apiKey, sharedSecret, appName));
final String url = rtmService.beginAuthorization(Perms.delete);
if(progressDialog != null)
progressDialog.dismiss();
Intent intent = new Intent(context, SyncLoginActivity.class);
SyncLoginActivity.setCallback(new SyncLoginCallback() {
@Override
public String verifyLogin(final Handler syncLoginHandler) {
if(rtmService == null) {
Log.e("rtmsync", "Error: sync login activity displayed with no service!");
return null;
}
try {
String token = rtmService.completeAuthorization();
Log.w("astrid", "got RTM token: " + token);
Preferences.setSyncRTMToken(context, token);
return null;
} catch (Exception e) {
// didn't work
AstridUtilities.reportFlurryError("rtm-verify-login", e);
rtmService = null;
if(e instanceof ServiceInternalException)
e = ((ServiceInternalException)e).getEnclosedException();
return r.getString(R.string.rtm_login_error) +
" " + e.getMessage();
}
}
});
intent.putExtra(SyncLoginActivity.URL_TOKEN, url);
intent.putExtra(SyncLoginActivity.LABEL_TOKEN, R.string.rtm_login_label);
context.startActivity(intent);
} else {
performSync(context);
}
} catch (IllegalStateException e) {
// occurs when application was closed
Log.e("rtmsync", "Illegal State during Sync", e);
} catch (Exception e) {
handleRtmException(context, "rtm-authenticate", e, true);
}
}
// --- synchronization!
private void performSync(final Context context) {
new Thread(new Runnable() {
public void run() {
performSyncInNewThread(context);
}
}).start();
}
private void performSyncInNewThread(final Context context) {
try {
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_remote));
postUpdate(new ProgressUpdater(0, 5));
// get RTM timeline
final String timeline = rtmService.timelines_create();
postUpdate(new ProgressUpdater(1, 5));
// push task if single task sync is requested
if(getSingleTaskForSync() != null) {
SyncMapping mapping = synchronizer.getSyncController(context).
getSyncMapping(getId(), getSingleTaskForSync());
if(mapping == null) {
Log.w("astrid-rtm", "Couldn't find sync mapping for updated task");
return;
}
TaskProxy localTask = new TaskProxy(getId(), mapping.getRemoteId());
TaskModelForSync task = synchronizer.getTaskController(context).
fetchTaskForSync(getSingleTaskForSync());
localTask.readFromTaskModel(task);
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_repeating));
pushLocalTask(timeline, localTask, null, mapping);
}
// load RTM lists
RtmLists lists = rtmService.lists_getList();
for(RtmList list : lists.getLists().values()) {
if(list.isSmart() || list.isArchived())
continue;
listNameToIdMap.put(list.getName().toLowerCase(), list.getId());
listIdToNameMap.put(list.getId(), list.getName());
// read the name of the inbox with the correct case
if(INBOX_LIST_NAME.equalsIgnoreCase(list.getName()))
INBOX_LIST_NAME = list.getName();
}
postUpdate(new ProgressUpdater(2, 5));
// read all tasks
LinkedList<TaskProxy> remoteChanges = new LinkedList<TaskProxy>();
Date lastSyncDate = Preferences.getSyncRTMLastSync(context);
boolean shouldSyncIndividualLists = false;
String filter = null;
if(lastSyncDate == null)
filter = "status:incomplete"; // 1st time sync: get unfinished tasks
// try the quick synchronization
try {
Thread.sleep(2000); // throttle
postUpdate(new ProgressUpdater(3, 5));
RtmTasks tasks = rtmService.tasks_getList(null, filter, lastSyncDate);
postUpdate(new ProgressUpdater(5, 5));
addTasksToList(context, tasks, remoteChanges);
} catch (Exception e) {
handleRtmException(context, "rtm-quick-sync", e, false);
remoteChanges.clear();
shouldSyncIndividualLists = true;
}
if(shouldSyncIndividualLists) {
int progress = 0;
for(final Entry<String, String> entry : listIdToNameMap.entrySet()) {
postUpdate(new ProgressLabelUpdater(context,
R.string.sync_progress_rxlist, entry.getValue()));
postUpdate(new ProgressUpdater(progress++,
listIdToNameMap.size()));
try {
Thread.sleep(1500);
RtmTasks tasks = rtmService.tasks_getList(entry.getKey(),
filter, lastSyncDate);
addTasksToList(context, tasks, remoteChanges);
} catch (Exception e) {
handleRtmException(context, "rtm-indiv-sync", e, true);
continue;
}
}
postUpdate(new ProgressUpdater(1, 1));
}
synchronizeTasks(context, remoteChanges, new RtmSyncHelper(context, timeline));
// set sync time in the future so we don't retrieve already
// synchronized tasks and try to merge them
Date syncTime = new Date(System.currentTimeMillis() + 1000L);
Preferences.setSyncRTMLastSync(context, syncTime);
FlurryAgent.onEvent("rtm-sync-finished");
} catch (IllegalStateException e) {
// occurs when application was closed
Log.w("rtmsync", "Illegal State during Sync", e);
} catch (Exception e) {
handleRtmException(context, "rtm-sync", e, true);
} finally {
// on with the synchronization
synchronizer.continueSynchronization(context);
}
}
// --- helper methods
/** Add the tasks read from RTM to the given list */
private void addTasksToList(Context context, RtmTasks tasks, LinkedList<TaskProxy> list) {
for(RtmTaskList taskList : tasks.getLists()) {
for(RtmTaskSeries taskSeries : taskList.getSeries()) {
TaskProxy remoteTask =
parseRemoteTask(taskList.getId(), taskSeries,
synchronizer.getTagController(context));
list.add(remoteTask);
}
}
}
/** Get a task proxy with default RTM values */
private TaskProxy getDefaultTaskProxy() {
TaskProxy taskProxy = new TaskProxy(0, "");
taskProxy.progressPercentage = 0;
taskProxy.tags = new LinkedList<String>();
taskProxy.notes = "";
return taskProxy;
}
/** Send changes for the given TaskProxy across the wire */
private void pushLocalTask(String timeline, TaskProxy task, TaskProxy remoteTask,
SyncMapping mapping) throws ServiceException {
RtmId id = new RtmId(mapping.getRemoteId());
// fetch remote task for comparison (won't work if you renamed it)
if(remoteTask == null) {
RtmTaskSeries rtmTask = rtmService.tasks_getTask(id.taskSeriesId, task.name);
if(rtmTask != null)
remoteTask = parseRemoteTask(id.listId, rtmTask, null);
}
if(remoteTask == null)
remoteTask = getDefaultTaskProxy();
if(task.name != null && !task.name.equals(remoteTask.name))
rtmService.tasks_setName(timeline, id.listId, id.taskSeriesId,
id.taskId, task.name);
if(task.importance != null && !task.importance.equals(remoteTask.importance))
rtmService.tasks_setPriority(timeline, id.listId, id.taskSeriesId,
id.taskId, Priority.values()[task.importance.ordinal()]);
// due date
Date dueDate = task.dueDate;
if(dueDate == null)
dueDate = task.definiteDueDate;
if(dueDate == null)
dueDate = task.preferredDueDate;
if(dueDate != remoteTask.dueDate && (dueDate == null ||
!dueDate.equals(remoteTask.dueDate))) {
// note tha dueDate could be null
rtmService.tasks_setDueDate(timeline, id.listId, id.taskSeriesId,
id.taskId, dueDate, dueDate != null);
}
// progress
if(task.progressPercentage != null && !task.progressPercentage.equals(
remoteTask.progressPercentage)) {
if(task.progressPercentage == 100)
rtmService.tasks_complete(timeline, id.listId, id.taskSeriesId,
id.taskId);
else
rtmService.tasks_uncomplete(timeline, id.listId, id.taskSeriesId,
id.taskId);
}
// notes
if(task.notes != null && task.notes.length() > 0 &&
!task.notes.equals(remoteTask.notes))
rtmService.tasks_notes_add(timeline, id.listId, id.taskSeriesId,
id.taskId, "From Astrid", task.notes);
// tags
if(task.tags != null && !task.tags.equals(remoteTask.tags)) {
String listName = listIdToNameMap.get(id.listId);
// if the first tag is the list, or _list, remove it
if(task.tags.size() > 0) {
String firstTag = task.tags.getFirst();
if(firstTag.startsWith(TagModelForView.HIDDEN_FROM_MAIN_LIST_PREFIX))
firstTag = firstTag.substring(TagModelForView.HIDDEN_FROM_MAIN_LIST_PREFIX.length());
if(firstTag.equals(listName))
task.tags.remove(0);
}
rtmService.tasks_setTags(timeline, id.listId, id.taskSeriesId,
id.taskId, task.tags.toArray(new String[task.tags.size()]));
}
// estimated time
if(task.estimatedSeconds == 0 && remoteTask.estimatedSeconds != null ||
task.estimatedSeconds > 0 && remoteTask.estimatedSeconds == null) {
String estimation;
int estimatedSeconds = task.estimatedSeconds;
if(estimatedSeconds == 0)
estimation = "";
else if(estimatedSeconds < 3600)
estimation = estimatedSeconds/60 + " minutes";
else if(estimatedSeconds < 24*3600) {
int hours = (estimatedSeconds/3600);
estimation = hours+ " hours ";
if(hours*3600 != estimatedSeconds)
estimation += estimatedSeconds - hours*3600 + " minutes";
} else
estimation = estimatedSeconds/3600/24 + " days";
rtmService.tasks_setEstimate(timeline, id.listId, id.taskSeriesId,
id.taskId, estimation);
}
}
/** Create a task proxy for the given RtmTaskSeries */
private TaskProxy parseRemoteTask(String listId, RtmTaskSeries
rtmTaskSeries, TagController tagController) {
TaskProxy task = new TaskProxy(getId(),
new RtmId(listId, rtmTaskSeries).toString());
task.name = rtmTaskSeries.getName();
// notes
StringBuilder sb = new StringBuilder();
for(RtmTaskNote note: rtmTaskSeries.getNotes().getNotes()) {
sb.append(note.getTitle() + "\n");
sb.append(note.getText() + "\n");
}
if(sb.length() > 0)
task.notes = sb.toString().trim();
// repeat
if(rtmTaskSeries.hasRecurrence())
task.syncOnComplete = true;
// list / tags
LinkedList<String> tagsList = rtmTaskSeries.getTags();
String listName = listIdToNameMap.get(listId);
if(listName != null && !listName.equals(INBOX_LIST_NAME)) {
if(tagsList == null)
tagsList = new LinkedList<String>();
// if user has created a hidden version of this tag, use it
String hiddenName = TagModelForView.HIDDEN_FROM_MAIN_LIST_PREFIX + listName;
if(tagController != null && tagController.fetchTagFromName(hiddenName) != null)
tagsList.addFirst(hiddenName);
else
tagsList.addFirst(listName);
}
if(tagsList != null)
task.tags = tagsList;
RtmTask rtmTask = rtmTaskSeries.getTask();
if(rtmTask != null) {
String estimate = rtmTask.getEstimate();
if(estimate != null && estimate.length() > 0) {
task.estimatedSeconds = parseEstimate(estimate);
}
task.creationDate = rtmTaskSeries.getCreated();
task.completionDate = rtmTask.getCompleted();
task.isDeleted = rtmTask.getDeleted() != null;
if(rtmTask.getDue() != null) {
Date due = rtmTask.getDue();
// if no time is set, set it to midnight
if(due.getHours() == 0 && due.getMinutes() == 0 && due.getSeconds() == 0) {
due.setHours(23);
due.setMinutes(59);
}
task.dueDate = due;
}
task.progressPercentage = (rtmTask.getCompleted() == null) ? 0 :
AbstractTaskModel.COMPLETE_PERCENTAGE;
task.importance = Importance.values()[rtmTask.getPriority().ordinal()];
} else {
// error in upstream code, try to handle gracefully
Log.e("rtmsync", "Got null task parsing remote task series", new Throwable());
}
return task;
}
/** Parse an estimated time of the format ## {s,m,h,d,w,mo} and return
* the duration in seconds. Returns null on failure. */
private Integer parseEstimate(String estimate) {
try {
float total = 0;
int position = 0;
while(position != -1) {
for(; position < estimate.length(); position++) {
char c = estimate.charAt(position);
if(c != '.' && (c < '0' || c > '9'))
break;
}
float numberPortion = Float.parseFloat(estimate.substring(0, position));
String stringPortion = estimate.substring(position).trim();
position = stringPortion.indexOf(" ");
if(position != -1)
estimate = stringPortion.substring(position+1).trim();
if(stringPortion.startsWith("mo"))
total += numberPortion * 31 * 24 * 3600;
else if(stringPortion.startsWith("w"))
total += numberPortion * 7 * 24 * 3600;
else if(stringPortion.startsWith("d"))
total += numberPortion * 24 * 3600;
else if(stringPortion.startsWith("h"))
total += numberPortion * 3600;
else if(stringPortion.startsWith("m"))
total += numberPortion * 60;
else if(stringPortion.startsWith("s"))
total += numberPortion;
}
return (int)total;
} catch (Exception e) { /* */ }
return null;
}
// --- helper classes
/** SynchronizeHelper for remember the milk */
class RtmSyncHelper implements SynchronizeHelper {
private final String timeline;
private String lastCreatedTask = null;
private Context context;
public RtmSyncHelper(Context context, String timeline) {
this.timeline = timeline;
}
public String createTask(TaskModelForSync task) throws IOException {
String listId = listNameToIdMap.get(INBOX_LIST_NAME.toLowerCase());
RtmTaskSeries s = rtmService.tasks_add(timeline, listId,
task.getName());
lastCreatedTask = new RtmId(listId, s).toString();
return lastCreatedTask;
}
public void deleteTask(SyncMapping mapping) throws IOException {
RtmId id = new RtmId(mapping.getRemoteId());
rtmService.tasks_delete(timeline, id.listId, id.taskSeriesId,
id.taskId);
}
public void pushTask(TaskProxy task, TaskProxy remoteTask,
SyncMapping mapping) throws IOException {
// don't save the stuff that we already saved by creating the task
if(task.getRemoteId().equals(lastCreatedTask))
task.name = null;
pushLocalTask(timeline, task, remoteTask, mapping);
}
public TaskProxy refetchTask(TaskProxy task) throws IOException {
RtmId id = new RtmId(task.getRemoteId());
RtmTaskSeries rtmTask = rtmService.tasks_getTask(id.taskSeriesId,
task.name);
if(rtmTask == null)
return task; // can't fetch
return parseRemoteTask(id.listId, rtmTask, synchronizer.getTagController(context));
}
}
/** Helper class for processing RTM id's into one field */
private static class RtmId {
String taskId;
String taskSeriesId;
String listId;
public RtmId(String listId, RtmTaskSeries taskSeries) {
if(taskSeries.getTask() == null) {
Log.w("rtm", "Error - found task with no task id");
this.taskId = "";
} else
this.taskId = taskSeries.getTask().getId();
this.taskSeriesId = taskSeries.getId();
this.listId = listId;
}
public RtmId(String id) {
StringTokenizer strtok = new StringTokenizer(id, "|");
taskId = strtok.nextToken();
taskSeriesId = strtok.nextToken();
listId = strtok.nextToken();
}
@Override
public String toString() {
return taskId + "|" + taskSeriesId + "|" + listId;
}
}
}

@ -1,684 +0,0 @@
/*
* ASTRID: Android's Simple Task Recording Dashboard
*
* Copyright (c) 2009 Tim Su
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.timsu.astrid.sync;
import java.io.IOException;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedList;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.res.Resources;
import android.os.Handler;
import android.util.Log;
import com.flurry.android.FlurryAgent;
import com.timsu.astrid.R;
import com.timsu.astrid.data.alerts.AlertController;
import com.timsu.astrid.data.sync.SyncDataController;
import com.timsu.astrid.data.sync.SyncMapping;
import com.timsu.astrid.data.tag.TagController;
import com.timsu.astrid.data.tag.TagIdentifier;
import com.timsu.astrid.data.tag.TagModelForView;
import com.timsu.astrid.data.task.AbstractTaskModel;
import com.timsu.astrid.data.task.TaskController;
import com.timsu.astrid.data.task.TaskIdentifier;
import com.timsu.astrid.data.task.TaskModelForSync;
import com.timsu.astrid.utilities.AstridUtilities;
import com.timsu.astrid.utilities.DialogUtilities;
import com.timsu.astrid.utilities.Preferences;
/** A service that synchronizes with Astrid
*
* @author timsu
*
*/
public abstract class SynchronizationProvider {
private final int id;
static ProgressDialog progressDialog;
private Handler syncHandler;
protected Synchronizer synchronizer;
public SynchronizationProvider(int id) {
this.id = id;
}
/** Does some setup and then invokes implemented synchronize method. Call me
* on the UI thread!
*
* @param activity
* @param caller
*/
void synchronizeService(final Context context, Synchronizer caller) {
this.synchronizer = caller;
if(!isBackgroundService()) {
try {
this.syncHandler = new Handler();
syncHandler.post(new Runnable() {
@Override
public void run() {
SynchronizationProvider.progressDialog = new ProgressDialog(context);
progressDialog.setIcon(android.R.drawable.ic_dialog_info);
progressDialog.setTitle("Synchronization");
progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
progressDialog.setMax(100);
progressDialog.setMessage("Checking Authorization...");
progressDialog.setProgress(0);
progressDialog.setCancelable(false);
}
});
} catch (IllegalStateException e) {
Log.w("sync", "Wasn't in UI thread when creating handler.");
syncHandler = null;
}
}
synchronize(context);
}
/** Synchronize with the service */
protected abstract void synchronize(Context activity);
/** Called when user requests a data clear */
abstract void clearPersonalData(Context activity);
/** Get this service's id */
public int getId() {
return id;
}
/** Gets this service's name */
abstract String getName();
// --- utilities
/** Check whether this synchronization request is running in the background
* @return true if it's running as a background service
*/
protected boolean isBackgroundService() {
return synchronizer.isService();
}
/** Check whether the synchronization request wants to only transmit
* one specific task. Returns null if this is not the case */
protected TaskIdentifier getSingleTaskForSync() {
return synchronizer.getSingleTaskForSync();
}
/** Utility method for showing synchronization errors. If message is null,
* the contents of the throwable is displayed. It is assumed that the
* error was logged separately.
*/
void showError(final Context context, Throwable e, String message) {
if(isBackgroundService())
return;
Resources r = context.getResources();
final String messageToDisplay;
if(message == null) {
messageToDisplay = r.getString(R.string.sync_error) + " " +
e.toString() + " - " + e.getStackTrace()[1];
} else {
messageToDisplay = message;
}
syncHandler.post(new Runnable() {
public void run() {
try {
if(progressDialog != null)
progressDialog.dismiss();
} catch (Exception e) {
// suppress it
}
DialogUtilities.okDialog(context, messageToDisplay, null);
}
});
}
/** Utility method to update the UI if we're an active sync, or output
* to console if we're a background sync.
*/
protected void postUpdate(Runnable updater) {
if(isBackgroundService() || syncHandler == null) {
// only run jobs if they can actually be processed
if(updater instanceof ProgressLabelUpdater)
updater.run();
} else {
syncHandler.post(updater);
}
}
// --- synchronization logic
/** interface to assist with synchronization */
protected interface SynchronizeHelper {
/** Push the given task to the remote server.
*
* @param task task proxy to push
* @param remoteTask remote task that we merged with, or null
* @param mapping local/remote mapping.
*/
void pushTask(TaskProxy task, TaskProxy remoteTask,
SyncMapping mapping) throws IOException;
/** Create a task on the remote server. This is followed by a call of
* pushTask on the id in question.
*
* @return task to create
* @return remote id
*/
String createTask(TaskModelForSync task) throws IOException;
/** Fetch remote task. Used to re-read merged tasks
*
* @param task TaskProxy of the original task
* @return new TaskProxy
*/
TaskProxy refetchTask(TaskProxy task) throws IOException;
/** Delete the task from the remote server
*
* @param mapping mapping to delete
*/
void deleteTask(SyncMapping mapping) throws IOException;
}
/** Helper to synchronize remote tasks with our local database.
*
* This initiates the following process:
* 1. local changes are read
* 2. remote changes are read
* 3. local tasks are merged with remote changes and pushed across
* 4. remote changes are then read in
*
* @param remoteTasks remote tasks that have been updated
* @return local tasks that need to be pushed across
*/
protected synchronized void synchronizeTasks(final Context context, LinkedList<TaskProxy>
remoteTasks, SynchronizeHelper helper) throws IOException {
final SyncStats stats = new SyncStats();
final StringBuilder log = new StringBuilder();
SyncDataController syncController = synchronizer.getSyncController(context);
TaskController taskController = synchronizer.getTaskController(context);
TagController tagController = synchronizer.getTagController(context);
AlertController alertController = synchronizer.getAlertController(context);
SyncData data = new SyncData(context, remoteTasks);
// 1. CREATE: grab tasks without a sync mapping and create them remotely
log.append(">> on remote server:\n");
for(TaskIdentifier taskId : data.newlyCreatedTasks) {
TaskModelForSync task = taskController.fetchTaskForSync(taskId);
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_localtx,
task.getName().replaceAll("%", "%%")));
postUpdate(new ProgressUpdater(stats.remoteCreatedTasks,
data.newlyCreatedTasks.size()));
/* If there exists an incoming remote task with the same name and
* no mapping, we don't want to create this on the remote server.
* Instead, we create a mapping and do an update. */
if(data.newRemoteTasks.containsKey(task.getName())) {
TaskProxy remoteTask = data.newRemoteTasks.get(task.getName());
SyncMapping mapping = new SyncMapping(taskId, getId(),
remoteTask.getRemoteId());
syncController.saveSyncMapping(mapping);
data.localChanges.add(mapping);
data.remoteChangeMap.put(taskId, remoteTask);
data.localIdToSyncMapping.put(taskId, mapping);
continue;
}
String remoteId = helper.createTask(task);
SyncMapping mapping = new SyncMapping(taskId, getId(), remoteId);
syncController.saveSyncMapping(mapping);
data.localIdToSyncMapping.put(taskId, mapping);
TaskProxy localTask = new TaskProxy(getId(), remoteId);
localTask.readFromTaskModel(task);
localTask.readTagsFromController(taskId, tagController, data.tags);
helper.pushTask(localTask, null, mapping);
// update stats
log.append("added '" + task.getName() + "'\n");
stats.remoteCreatedTasks++;
}
// 2. DELETE: find deleted tasks and remove them from the list
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_localdel));
for(TaskIdentifier taskId : data.deletedTasks) {
SyncMapping mapping = data.localIdToSyncMapping.get(taskId);
syncController.deleteSyncMapping(mapping);
helper.deleteTask(mapping);
// remove it from data structures
data.localChanges.remove(mapping);
data.localIdToSyncMapping.remove(taskId);
data.remoteIdToSyncMapping.remove(mapping.getRemoteId());
data.remoteChangeMap.remove(taskId);
// update stats
log.append("deleted id #" + taskId.getId() + "\n");
stats.remoteDeletedTasks++;
postUpdate(new ProgressUpdater(stats.remoteDeletedTasks,
data.deletedTasks.size()));
}
// 3. UPDATE: for each updated local task
for(SyncMapping mapping : data.localChanges) {
TaskProxy localTask = null;
TaskModelForSync task = null;
try {
localTask = new TaskProxy(getId(), mapping.getRemoteId());
task = taskController.fetchTaskForSync(
mapping.getTask());
if(task == null) {
// sucks... task was deleted i guess.
continue;
}
localTask.readFromTaskModel(task);
localTask.readTagsFromController(task.getTaskIdentifier(),
tagController, data.tags);
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_localtx,
task.getName().replaceAll("%", "%%")));
} catch (Exception e) {
AstridUtilities.reportFlurryError("sync-read-local-task", e);
Log.e("astrid", "Exception receiving task", e);
if(task != null)
log.append("error reading '" + task.getName() + "'\n");
else
log.append("error reading local task\n");
continue;
} finally {
postUpdate(new ProgressUpdater(stats.remoteUpdatedTasks,
data.localChanges.size()));
}
// if there is a conflict, merge
TaskProxy remoteConflict = null;
if(data.remoteChangeMap.containsKey(mapping.getTask())) {
remoteConflict = data.remoteChangeMap.get(mapping.getTask());
// merging disabled - seems not to do the right thing
// localTask.mergeWithOther(remoteConflict);
stats.mergedTasks++;
} else {
stats.remoteUpdatedTasks++;
}
try {
helper.pushTask(localTask, remoteConflict, mapping);
if(remoteConflict != null)
log.append("merged '" + task.getName() + "'\n");
else
log.append("updated '" + task.getName() + "'\n");
} catch (Exception e) {
AstridUtilities.reportFlurryError("sync-push-task", e);
Log.e("astrid", "Exception pushing task", e);
log.append("error sending '" + task.getName() + "'\n");
continue;
}
// re-fetch remote task
if(remoteConflict != null || getSingleTaskForSync() != null) {
TaskProxy newTask = helper.refetchTask(remoteConflict);
remoteTasks.remove(remoteConflict);
remoteTasks.add(newTask);
}
}
// 4. REMOTE SYNC load remote information
log.append("\n>> on astrid:\n");
postUpdate(new ProgressUpdater(0, 1));
// Rearrange remoteTasks so completed tasks get synchronized first.
// This prevents bugs where a repeated task has two copies come down
// the wire, the new version and the completed old version. The new
// version would get merged, then completed, if done in the wrong order.
Collections.sort(remoteTasks, new Comparator<TaskProxy>() {
@Override
public int compare(TaskProxy object1, TaskProxy object2) {
if(object1.isDeleted && object2.isDeleted)
return 0;
else if(object1.isDeleted)
return -1;
else if(object2.isDeleted())
return 1;
if(object1.completionDate != null && object2.completionDate != null)
return object1.completionDate.compareTo(object2.completionDate);
else if(object1.completionDate != null)
return -1;
else if(object2.completionDate != null)
return 1;
return 0;
}
});
for(TaskProxy remoteTask : remoteTasks) {
if(remoteTask.name != null)
postUpdate(new ProgressLabelUpdater(context, R.string.sync_progress_remotetx,
remoteTask.name));
SyncMapping mapping = null;
TaskModelForSync task = null;
// if it's new, create a new task model
if(!data.remoteIdToSyncMapping.containsKey(remoteTask.getRemoteId())) {
// if it's new & deleted, forget about it
if(remoteTask.isDeleted() || remoteTask.progressPercentage ==
AbstractTaskModel.COMPLETE_PERCENTAGE) {
continue;
}
task = taskController.searchForTaskForSync(remoteTask.name);
if(task == null) {
task = new TaskModelForSync();
setupTaskDefaults(context, task);
log.append("added " + remoteTask.name + "\n");
} else {
log.append("merged " + remoteTask.name + "\n");
// delete old mapping
mapping = data.localIdToSyncMapping.get(task.getTaskIdentifier());
if(mapping != null) {
syncController.deleteSyncMapping(mapping);
data.localIdToSyncMapping.remove(task.getTaskIdentifier());
mapping = null;
}
}
} else {
mapping = data.remoteIdToSyncMapping.get(remoteTask.getRemoteId());
if(remoteTask.isDeleted()) {
taskController.deleteTask(mapping.getTask());
syncController.deleteSyncMapping(mapping);
log.append("deleted " + remoteTask.name + "\n");
stats.localDeletedTasks++;
continue;
}
log.append("updated '" + remoteTask.name + "'\n");
task = taskController.fetchTaskForSync(
mapping.getTask());
}
// save the data
remoteTask.writeToTaskModel(task);
taskController.saveTask(task, true);
// save tags
LinkedList<TagIdentifier> taskTags = tagController.getTaskTags(task.getTaskIdentifier());
if(remoteTask.tags != null) {
HashSet<TagIdentifier> tagsToAdd = new HashSet<TagIdentifier>();
for(String tag : remoteTask.tags) {
String tagLower = tag.toLowerCase();
if(!data.tagsByLCName.containsKey(tagLower)) {
TagIdentifier tagId = tagController.createTag(tag);
data.tagsByLCName.put(tagLower, tagId);
tagsToAdd.add(tagId);
} else
tagsToAdd.add(data.tagsByLCName.get(tagLower));
}
HashSet<TagIdentifier> tagsToDelete = new HashSet<TagIdentifier>(taskTags);
tagsToDelete.removeAll(tagsToAdd);
tagsToAdd.removeAll(taskTags);
for(TagIdentifier tagId : tagsToDelete)
tagController.removeTag(task.getTaskIdentifier(), tagId);
for(TagIdentifier tagId : tagsToAdd)
tagController.addTag(task.getTaskIdentifier(), tagId);
} else {
// remove existing tags
for(TagIdentifier tagId : taskTags) {
tagController.removeTag(task.getTaskIdentifier(), tagId);
}
}
stats.localUpdatedTasks++;
// try looking for this task if it doesn't already have a mapping
if(mapping == null) {
mapping = data.localIdToSyncMapping.get(task.getTaskIdentifier());
if(mapping == null) {
try {
mapping = new SyncMapping(task.getTaskIdentifier(), remoteTask);
syncController.saveSyncMapping(mapping);
data.localIdToSyncMapping.put(task.getTaskIdentifier(),
mapping);
} catch (Exception e) {
// unique violation: ignore - it'll get merged later
Log.e("astrid-sync", "Exception creating mapping", e);
}
}
stats.localCreatedTasks++;
}
// ReminderService.updateAlarm(context, taskController, alertController,
// task);
postUpdate(new ProgressUpdater(stats.localUpdatedTasks,
remoteTasks.size()));
}
stats.localUpdatedTasks -= stats.localCreatedTasks;
syncController.clearUpdatedTaskList(getId());
postUpdate(new Runnable() {
public void run() {
stats.showDialog(context, log.toString());
}
});
}
/** Set up defaults from preferences for this task */
private void setupTaskDefaults(Context context, TaskModelForSync task) {
Integer reminder = Preferences.getDefaultReminder(context);
if(reminder != null)
task.setNotificationIntervalSeconds(24*3600*reminder);
}
// --- helper classes
/** data structure builder */
class SyncData {
HashSet<SyncMapping> mappings;
HashSet<TaskIdentifier> activeTasks;
HashSet<TaskIdentifier> allTasks;
HashMap<String, SyncMapping> remoteIdToSyncMapping;
HashMap<TaskIdentifier, SyncMapping> localIdToSyncMapping;
HashSet<SyncMapping> localChanges;
HashSet<TaskIdentifier> mappedTasks;
HashMap<TaskIdentifier, TaskProxy> remoteChangeMap;
HashMap<String, TaskProxy> newRemoteTasks;
HashMap<TagIdentifier, TagModelForView> tags;
HashMap<String, TagIdentifier> tagsByLCName;
HashSet<TaskIdentifier> newlyCreatedTasks;
HashSet<TaskIdentifier> deletedTasks;
public SyncData(Context context, LinkedList<TaskProxy> remoteTasks) {
// 1. get data out of the database
mappings = synchronizer.getSyncController(context).getSyncMappings(getId());
activeTasks = synchronizer.getTaskController(context).getActiveTaskIdentifiers();
allTasks = synchronizer.getTaskController(context).getAllTaskIdentifiers();
tags = synchronizer.getTagController(context).getAllTagsAsMap();
// 2. build helper data structures
remoteIdToSyncMapping = new HashMap<String, SyncMapping>();
localIdToSyncMapping = new HashMap<TaskIdentifier, SyncMapping>();
mappedTasks = new HashSet<TaskIdentifier>();
for(SyncMapping mapping : mappings) {
remoteIdToSyncMapping.put(mapping.getRemoteId(), mapping);
localIdToSyncMapping.put(mapping.getTask(), mapping);
mappedTasks.add(mapping.getTask());
}
tagsByLCName = new HashMap<String, TagIdentifier>();
for(TagModelForView tag : tags.values())
tagsByLCName.put(tag.getName().toLowerCase(), tag.getTagIdentifier());
// 3. build map of remote tasks
remoteChangeMap = new HashMap<TaskIdentifier, TaskProxy>();
newRemoteTasks = new HashMap<String, TaskProxy>();
for(TaskProxy remoteTask : remoteTasks) {
if(remoteIdToSyncMapping.containsKey(remoteTask.getRemoteId())) {
SyncMapping mapping = remoteIdToSyncMapping.get(remoteTask.getRemoteId());
remoteChangeMap.put(mapping.getTask(), remoteTask);
} else if(remoteTask.name != null){
newRemoteTasks.put(remoteTask.name, remoteTask);
}
}
// 4. build data structures of things to do
if(getSingleTaskForSync() != null) {
newlyCreatedTasks = new HashSet<TaskIdentifier>();
deletedTasks = new HashSet<TaskIdentifier>();
localChanges = new HashSet<SyncMapping>();
} else {
newlyCreatedTasks = new HashSet<TaskIdentifier>(activeTasks);
newlyCreatedTasks.removeAll(mappedTasks);
deletedTasks = new HashSet<TaskIdentifier>(mappedTasks);
deletedTasks.removeAll(allTasks);
localChanges = new HashSet<SyncMapping>();
for(SyncMapping mapping : localIdToSyncMapping.values()) {
if(mapping.isUpdated())
localChanges.add(mapping);
}
}
}
}
/** statistics tracking and displaying */
protected class SyncStats {
int localCreatedTasks = 0;
int localUpdatedTasks = 0;
int localDeletedTasks = 0;
int mergedTasks = 0;
int remoteCreatedTasks = 0;
int remoteUpdatedTasks = 0;
int remoteDeletedTasks = 0;
/** Display a dialog with statistics */
public void showDialog(final Context context, String log) {
progressDialog.hide();
HashMap<String, String> args = new HashMap<String, String>();
args.put("localCreatedTasks", Integer.toString(localCreatedTasks));
args.put("localUpdatedTasks", Integer.toString(localUpdatedTasks));
args.put("localDeletedTasks", Integer.toString(localDeletedTasks));
args.put("mergedTasks", Integer.toString(mergedTasks));
args.put("remoteCreatedTasks", Integer.toString(remoteCreatedTasks));
args.put("remoteUpdatedTasks", Integer.toString(remoteUpdatedTasks));
args.put("remoteDeletedTasks", Integer.toString(remoteDeletedTasks));
FlurryAgent.onEvent("sync-finished", args);
if(Preferences.shouldSuppressSyncDialogs(context) ||
getSingleTaskForSync() != null) {
return;
}
Resources r = context.getResources();
Dialog.OnClickListener finishListener = null;
// nothing updated
if(localCreatedTasks + localUpdatedTasks + localDeletedTasks +
mergedTasks + remoteCreatedTasks + remoteDeletedTasks +
remoteUpdatedTasks == 0) {
if(!isBackgroundService())
DialogUtilities.okDialog(context, context.getResources().
getString(R.string.sync_uptodate), finishListener);
return;
}
StringBuilder sb = new StringBuilder();
sb.append(r.getString(R.string.sync_result_title, getName()));
sb.append("\n\n");
sb.append(log).append("\n");
if(localCreatedTasks + localUpdatedTasks + localDeletedTasks > 0)
sb.append(r.getString(R.string.sync_result_local)).append("\n");
if(localCreatedTasks > 0)
sb.append(r.getString(R.string.sync_result_created, localCreatedTasks)).append("\n");
if(localUpdatedTasks > 0)
sb.append(r.getString(R.string.sync_result_updated, localUpdatedTasks)).append("\n");
if(localDeletedTasks > 0)
sb.append(r.getString(R.string.sync_result_deleted, localDeletedTasks)).append("\n");
if(mergedTasks > 0)
sb.append("\n").append(r.getString(R.string.sync_result_merged, mergedTasks)).append("\n");
sb.append("\n");
if(remoteCreatedTasks + remoteDeletedTasks + remoteUpdatedTasks > 0)
sb.append(r.getString(R.string.sync_result_remote)).append("\n");
if(remoteCreatedTasks > 0)
sb.append(r.getString(R.string.sync_result_created, remoteCreatedTasks)).append("\n");
if(remoteUpdatedTasks > 0)
sb.append(r.getString(R.string.sync_result_updated, remoteUpdatedTasks)).append("\n");
if(remoteDeletedTasks > 0)
sb.append(r.getString(R.string.sync_result_deleted, remoteDeletedTasks)).append("\n");
sb.append("\n");
DialogUtilities.okDialog(context, sb.toString(), finishListener);
}
}
protected class ProgressUpdater implements Runnable {
int step, outOf;
public ProgressUpdater(int step, int outOf) {
this.step = step;
this.outOf = outOf;
}
public void run() {
if(!isBackgroundService())
progressDialog.setProgress(100*step/outOf);
}
}
protected class ProgressLabelUpdater implements Runnable {
String label;
public ProgressLabelUpdater(Context context, int id, Object... args) {
try {
this.label = context.getResources().getString(id, args);
} catch (Exception e) {
Log.e("sync-progress", "Error formatting progress label", e);
this.label = context.getResources().getString(id);
}
}
public void run() {
if(isBackgroundService()) {
Log.i("astrid-sync", label);
} else {
if(!progressDialog.isShowing())
progressDialog.show();
progressDialog.setMessage(label);
}
}
}
}

@ -1,149 +0,0 @@
package com.timsu.astrid.sync;
import java.util.Date;
import android.app.AlarmManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.IBinder;
import android.util.Log;
import com.timsu.astrid.utilities.Constants;
import com.timsu.astrid.utilities.Preferences;
/**
* SynchronizationService is the service that performs Astrid's background
* synchronization with online task managers. Starting this service
* schedules a repeating alarm which handles the synchronization
*
* @author Tim Su
*
*/
public class SynchronizationService extends Service {
/** miniumum time before an auto-sync */
private static final long AUTO_SYNC_MIN_OFFSET = 5*60*1000L;
/** alarm identifier */
private static final String SYNC_ACTION = "sync";
// --- BroadcastReceiver abstract methods
/** Receive the alarm - start the synchronize service! */
@Override
public void onStart(Intent intent, int startId) {
Log.i("astrid", "wassup");
if(intent.getAction().equals(SYNC_ACTION))
startSynchronization(this);
}
/** Start the actual synchronization */
private void startSynchronization(Context context) {
if(context == null || context.getResources() == null)
return;
// figure out synchronization frequency
Integer syncFrequencySeconds = Preferences.getSyncAutoSyncFrequency(context);
if(syncFrequencySeconds == null)
return;
long interval = 1000L * syncFrequencySeconds;
long offset = computeNextSyncOffset(context, interval);
// if premature request for sync (i.e. user invoked manual sync,
// reschedule our service
if(offset != 0) {
Log.i("astrid", "Automatic Synchronize Postponed.");
return;
}
Log.i("astrid", "Automatic Synchronize Initiated.");
Preferences.setSyncLastSyncAttempt(context, new Date());
Synchronizer sync = new Synchronizer(true);
sync.synchronize(context, null);
}
// --- alarm management
/**
* Schedules repeating alarm for auto-synchronization
*/
public static void scheduleService(Context context) {
Integer syncFrequencySeconds = Preferences.getSyncAutoSyncFrequency(context);
if(syncFrequencySeconds == null) {
Log.w("sync-service", "disabled synchronization service");
unscheduleService(context);
return;
}
// figure out synchronization frequency
long interval = 1000L * syncFrequencySeconds;
long offset = computeNextSyncOffset(context, interval);
// give a little padding
offset = Math.max(offset, AUTO_SYNC_MIN_OFFSET);
AlarmManager am = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
PendingIntent pendingIntent = PendingIntent.getService(context, 0,
createAlarmIntent(context), PendingIntent.FLAG_UPDATE_CURRENT);
if (Constants.DEBUG)
Log.e("Astrid", "Autosync set for " + offset / 1000
+ " seconds repeating every " + syncFrequencySeconds);
// cancel all existing
am.cancel(pendingIntent);
// schedule new
am.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis() + offset,
interval, pendingIntent);
}
/**
* Removes repeating alarm for auto-synchronization
*/
public static void unscheduleService(Context context) {
AlarmManager am = (AlarmManager)context.getSystemService(Context.ALARM_SERVICE);
PendingIntent pendingIntent = PendingIntent.getService(context, 0,
createAlarmIntent(context), PendingIntent.FLAG_UPDATE_CURRENT);
am.cancel(pendingIntent);
}
/** Create the alarm intent */
private static Intent createAlarmIntent(Context context) {
Intent intent = new Intent(context, SynchronizationService.class);
intent.setAction(SYNC_ACTION);
return intent;
}
// --- utility methods
private static long computeNextSyncOffset(Context context, long interval) {
// figure out last synchronize time
Date lastSyncDate = Preferences.getSyncLastSync(context);
Date lastAutoSyncDate = Preferences.getSyncLastSyncAttempt(context);
// if user never synchronized, give them a full offset period before bg sync
long latestSyncMillis = System.currentTimeMillis();
if(lastSyncDate != null)
latestSyncMillis = lastSyncDate.getTime();
if(lastAutoSyncDate != null && lastAutoSyncDate.getTime() > latestSyncMillis)
latestSyncMillis = lastAutoSyncDate.getTime();
long offset = 0;
if(latestSyncMillis != 0)
offset = Math.max(0, latestSyncMillis + interval - System.currentTimeMillis());
return offset;
}
@Override
public IBinder onBind(Intent intent) {
return null;
}
}

@ -1,292 +0,0 @@
/*
* ASTRID: Android's Simple Task Recording Dashboard
*
* Copyright (c) 2009 Tim Su
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.timsu.astrid.sync;
import java.lang.reflect.InvocationTargetException;
import java.util.Date;
import android.app.Activity;
import android.content.Context;
import android.util.Log;
import com.timsu.astrid.data.AbstractController;
import com.timsu.astrid.data.alerts.AlertController;
import com.timsu.astrid.data.sync.SyncDataController;
import com.timsu.astrid.data.tag.TagController;
import com.timsu.astrid.data.task.TaskController;
import com.timsu.astrid.data.task.TaskIdentifier;
import com.timsu.astrid.utilities.AstridUtilities;
import com.timsu.astrid.utilities.Preferences;
/**
* Synchronizer is a class that manages a synchronization lifecycle. You would
* use it as follows.
* <p>
* <pre>Synchronizer synchronizer = new Synchronizer(...);
* synchronizer.synchronize();</pre>
*
* @author Tim Su
*
*/
public class Synchronizer {
/** identifier for the RTM sync provider */
private static final int SYNC_ID_RTM = 1;
// --- public interface
/** Synchronize all tasks */
public Synchronizer(boolean isService) {
this.isService = isService;
singleTaskForSync = null;
}
/** Synchronize a specific task only */
public Synchronizer(TaskIdentifier task) {
isService = false;
singleTaskForSync = task;
}
public interface SynchronizerListener {
void onSynchronizerFinished(int numServicesSynced);
}
/** Synchronize all activated sync services. */
public synchronized void synchronize(Context context,
SynchronizerListener listener) {
currentStep = ServiceWrapper._FIRST_SERVICE.ordinal();
servicesSynced = 0;
callback = listener;
continueSynchronization(context);
}
/** Clears tokens of activated services */
public static void clearUserData(Activity activity) {
Synchronizer synchronizer = new Synchronizer(false);
for(ServiceWrapper serviceWrapper : ServiceWrapper.values()) {
if(serviceWrapper.isActivated(activity)) {
serviceWrapper.service.synchronizer = synchronizer;
serviceWrapper.service.clearPersonalData(activity);
}
}
synchronizer.closeControllers();
}
// --- internal synchronization logic
/** Synchronization Services enumeration
* note that id must be kept constant!
* @author timsu
*
*/
private enum ServiceWrapper {
_FIRST_SERVICE(null) { // must be first entry
@Override
boolean isActivated(Context arg0) {
return false;
}
},
RTM(new RTMSyncProvider(SYNC_ID_RTM)) {
@Override
boolean isActivated(Context context) {
return Preferences.shouldSyncRTM(context);
}
},
_LAST_SERVICE(null) { // must be last entry
@Override
boolean isActivated(Context arg0) {
return false;
}
};
private SynchronizationProvider service;
private ServiceWrapper(SynchronizationProvider service) {
this.service = service;
}
abstract boolean isActivated(Context context);
}
// Internal state for the synchronization process
/** Current step in the sync process */
private int currentStep = 0;
/** # of services synchronized */
private int servicesSynced = 0;
/** On finished callback */
private SynchronizerListener callback = null;
/** Whether this sync is initiated by a background service */
private final boolean isService;
/** The single task to synchronize, if applicable */
private final TaskIdentifier singleTaskForSync;
boolean isService() {
return isService;
}
TaskIdentifier getSingleTaskForSync() {
return singleTaskForSync;
}
/** Called to do the next step of synchronization. */
void continueSynchronization(Context context) {
try {
if(currentStep >= ServiceWrapper.values().length)
currentStep = ServiceWrapper.values().length - 1;
ServiceWrapper serviceWrapper =
ServiceWrapper.values()[currentStep];
currentStep++;
switch(serviceWrapper) {
case _FIRST_SERVICE:
continueSynchronization(context);
break;
case RTM:
if(serviceWrapper.isActivated(context)) {
servicesSynced++;
serviceWrapper.service.synchronizeService(context, this);
} else {
continueSynchronization(context);
}
break;
case _LAST_SERVICE:
finishSynchronization(context);
}
} catch (Exception e) {
Log.e("sync", "Error continuing synchronization", e);
AstridUtilities.reportFlurryError("sync-continue", e);
finishSynchronization(context);
}
}
/** Called at the end of sync. */
private void finishSynchronization(final Context context) {
closeControllers();
if(callback != null)
callback.onSynchronizerFinished(servicesSynced);
if(getSingleTaskForSync() == null)
Preferences.setSyncLastSync(context, new Date());
if(!isService) {
// TaskListSubActivity.shouldRefreshTaskList = true;
}
Log.i("sync", "Synchronization Service Finished");
}
// --- controller stuff
private final ControllerWrapper<SyncDataController> syncController =
new ControllerWrapper<SyncDataController>(SyncDataController.class);
private final ControllerWrapper<TaskController> taskController =
new ControllerWrapper<TaskController>(TaskController.class);
private final ControllerWrapper<TagController> tagController =
new ControllerWrapper<TagController>(TagController.class);
private final ControllerWrapper<AlertController> alertController =
new ControllerWrapper<AlertController>(AlertController.class);
private static class ControllerWrapper<TYPE extends AbstractController> {
TYPE controller;
Class<TYPE> typeClass;
boolean override;
public ControllerWrapper(Class<TYPE> cls) {
override = false;
controller = null;
typeClass = cls;
}
@SuppressWarnings("unchecked")
public TYPE get(Context context) {
if(controller == null) {
try {
controller = (TYPE) typeClass.getConstructors()[0].newInstance(context);
} catch (IllegalArgumentException e) {
Log.e(getClass().getSimpleName(), e.toString());
} catch (SecurityException e) {
Log.e(getClass().getSimpleName(), e.toString());
} catch (InstantiationException e) {
Log.e(getClass().getSimpleName(), e.toString());
} catch (IllegalAccessException e) {
Log.e(getClass().getSimpleName(), e.toString());
} catch (InvocationTargetException e) {
Log.e(getClass().getSimpleName(), e.toString());
}
controller.open();
}
return controller;
}
public void set(TYPE newController) {
if(controller != null && !override)
close();
override = newController != null;
controller = newController;
}
public void close() {
if(controller != null && !override) {
controller.close();
controller = null;
}
}
}
SyncDataController getSyncController(Context context) {
return syncController.get(context);
}
TaskController getTaskController(Context context) {
return taskController.get(context);
}
TagController getTagController(Context context) {
return tagController.get(context);
}
AlertController getAlertController(Context context) {
return alertController.get(context);
}
public void setTaskController(TaskController taskController) {
this.taskController.set(taskController);
}
public void setTagController(TagController tagController) {
this.tagController.set(tagController);
}
private void closeControllers() {
syncController.close();
taskController.close();
tagController.close();
alertController.close();
}
}

@ -1,219 +0,0 @@
/*
* ASTRID: Android's Simple Task Recording Dashboard
*
* Copyright (c) 2009 Tim Su
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.timsu.astrid.sync;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import com.timsu.astrid.data.enums.Importance;
import com.timsu.astrid.data.enums.RepeatInterval;
import com.timsu.astrid.data.tag.TagController;
import com.timsu.astrid.data.tag.TagIdentifier;
import com.timsu.astrid.data.tag.TagModelForView;
import com.timsu.astrid.data.task.AbstractTaskModel.RepeatInfo;
import com.timsu.astrid.data.task.TaskIdentifier;
import com.timsu.astrid.data.task.TaskModelForSync;
/** Representation of a task on a remote server. Your synchronization
* service should instantiate these, filling out every field (use null
* where the field does not exist).
*
* @author timsu
*
*/
public class TaskProxy {
public static final Date NO_DATE_SET = new Date(0);
public static final RepeatInfo NO_REPEAT_SET = new RepeatInfo(RepeatInterval.DAYS, 0);
TaskProxy(int syncServiceId, String syncTaskId) {
this.syncServiceId = syncServiceId;
this.syncTaskId = syncTaskId;
}
// --- fill these out
String name = null;
String notes = null;
Importance importance = null;
Integer progressPercentage = null;
Date creationDate = null;
Date completionDate = null;
Date dueDate = null;
Date definiteDueDate = null;
Date preferredDueDate = null;
Date hiddenUntil = null;
LinkedList<String> tags = null;
Integer estimatedSeconds = null;
Integer elapsedSeconds = null;
RepeatInfo repeatInfo = null;
Boolean syncOnComplete = null;
/** was the task deleted on the remote server */
boolean isDeleted = false;
// --- internal state
/** id of the synchronization service */
private int syncServiceId;
/** id of this particular remote task */
private String syncTaskId;
public int getSyncServiceId() {
return syncServiceId;
}
public String getRemoteId() {
return syncTaskId;
}
public boolean isDeleted() {
return isDeleted;
}
// --- helper methods
/** Merge with another TaskProxy. Fields in this taskProxy will be overwritten! */
public void mergeWithOther(TaskProxy other) {
if(other == null)
return;
if(other.name != null)
name = other.name;
if(other.notes != null)
notes = other.notes;
if(other.importance != null)
importance = other.importance;
if(other.progressPercentage != null)
progressPercentage = other.progressPercentage;
if(other.creationDate != null)
creationDate = other.creationDate;
if(other.completionDate != null)
completionDate = other.completionDate;
if(other.dueDate != null)
dueDate = other.dueDate;
if(other.definiteDueDate != null)
definiteDueDate = other.definiteDueDate;
if(other.preferredDueDate != null)
preferredDueDate = other.preferredDueDate;
if(other.hiddenUntil != null)
hiddenUntil = other.hiddenUntil;
if(other.tags != null)
tags = other.tags;
if(other.estimatedSeconds != null)
estimatedSeconds = other.estimatedSeconds;
if(other.elapsedSeconds != null)
elapsedSeconds = other.elapsedSeconds;
if(other.repeatInfo != null)
repeatInfo = other.repeatInfo;
if(other.syncOnComplete != null)
syncOnComplete = other.syncOnComplete;
}
/** Read from the given task model */
public void readFromTaskModel(TaskModelForSync task) {
name = task.getName();
notes = task.getNotes();
importance = task.getImportance();
progressPercentage = task.getProgressPercentage();
creationDate = task.getCreationDate();
completionDate = task.getCompletionDate();
definiteDueDate = task.getDefiniteDueDate();
preferredDueDate = task.getPreferredDueDate();
dueDate = definiteDueDate != null ? definiteDueDate : preferredDueDate;
hiddenUntil = task.getHiddenUntil();
estimatedSeconds = task.getEstimatedSeconds();
elapsedSeconds = task.getElapsedSeconds();
syncOnComplete = (task.getFlags() & TaskModelForSync.FLAG_SYNC_ON_COMPLETE) > 0;
repeatInfo = task.getRepeat();
}
/** Read tags from the given tag controller */
public void readTagsFromController(TaskIdentifier taskId,
TagController tagController, HashMap<TagIdentifier, TagModelForView>
tagList) {
LinkedList<TagIdentifier> tagIds = tagController.getTaskTags(taskId);
tags = new LinkedList<String>();
for(TagIdentifier tagId : tagIds) {
tags.add(tagList.get(tagId).getName());
}
}
/** Write to the given task model */
public void writeToTaskModel(TaskModelForSync task) {
if(name != null)
task.setName(name);
if(notes != null)
task.setNotes(notes);
else
task.setNotes("");
if(importance != null)
task.setImportance(importance);
if(progressPercentage != null)
task.setProgressPercentage(progressPercentage);
if(creationDate != null)
task.setCreationDate(creationDate);
if(completionDate != null)
task.setCompletionDate(completionDate);
// date handling: if sync service only supports one type of due date,
// we have to figure out which field to write to based on what
// already has data
if(dueDate != null) {
if(task.getDefiniteDueDate() != null)
task.setDefiniteDueDate(dueDate);
else if(task.getPreferredDueDate() != null)
task.setPreferredDueDate(dueDate);
else
task.setDefiniteDueDate(dueDate);
} else {
task.setDefiniteDueDate(definiteDueDate);
task.setPreferredDueDate(preferredDueDate);
}
if(hiddenUntil != null)
task.setHiddenUntil(hiddenUntil);
task.setEstimatedSeconds(estimatedSeconds);
if(elapsedSeconds != null)
task.setElapsedSeconds(elapsedSeconds);
if(syncOnComplete != null)
task.setFlags(task.getFlags() | TaskModelForSync.FLAG_SYNC_ON_COMPLETE);
else
task.setFlags(task.getFlags() & ~TaskModelForSync.FLAG_SYNC_ON_COMPLETE);
// this is inaccurate. =/
if(repeatInfo != null) {
if(repeatInfo == NO_REPEAT_SET)
task.setRepeat(null);
else
task.setRepeat(repeatInfo);
}
}
}
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