1package eu.siacs.conversations.services;
2
3import java.security.SecureRandom;
4import java.text.SimpleDateFormat;
5import java.util.ArrayList;
6import java.util.Collections;
7import java.util.Comparator;
8import java.util.Date;
9import java.util.Hashtable;
10import java.util.List;
11import java.util.Locale;
12import java.util.TimeZone;
13import java.util.concurrent.CopyOnWriteArrayList;
14
15import org.openintents.openpgp.util.OpenPgpApi;
16import org.openintents.openpgp.util.OpenPgpServiceConnection;
17
18import net.java.otr4j.OtrException;
19import net.java.otr4j.session.Session;
20import net.java.otr4j.session.SessionStatus;
21import eu.siacs.conversations.crypto.PgpEngine;
22import eu.siacs.conversations.entities.Account;
23import eu.siacs.conversations.entities.Contact;
24import eu.siacs.conversations.entities.Conversation;
25import eu.siacs.conversations.entities.Message;
26import eu.siacs.conversations.entities.MucOptions;
27import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
28import eu.siacs.conversations.entities.Presences;
29import eu.siacs.conversations.generator.MessageGenerator;
30import eu.siacs.conversations.generator.PresenceGenerator;
31import eu.siacs.conversations.parser.IqParser;
32import eu.siacs.conversations.parser.MessageParser;
33import eu.siacs.conversations.parser.PresenceParser;
34import eu.siacs.conversations.persistance.DatabaseBackend;
35import eu.siacs.conversations.persistance.FileBackend;
36import eu.siacs.conversations.ui.OnAccountListChangedListener;
37import eu.siacs.conversations.ui.OnConversationListChangedListener;
38import eu.siacs.conversations.ui.UiCallback;
39import eu.siacs.conversations.utils.CryptoHelper;
40import eu.siacs.conversations.utils.ExceptionHelper;
41import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener;
42import eu.siacs.conversations.utils.PRNGFixes;
43import eu.siacs.conversations.utils.PhoneHelper;
44import eu.siacs.conversations.utils.UIHelper;
45import eu.siacs.conversations.xml.Element;
46import eu.siacs.conversations.xmpp.OnBindListener;
47import eu.siacs.conversations.xmpp.OnContactStatusChanged;
48import eu.siacs.conversations.xmpp.OnIqPacketReceived;
49import eu.siacs.conversations.xmpp.OnStatusChanged;
50import eu.siacs.conversations.xmpp.OnTLSExceptionReceived;
51import eu.siacs.conversations.xmpp.XmppConnection;
52import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
53import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived;
54import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
55import eu.siacs.conversations.xmpp.stanzas.IqPacket;
56import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
57import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
58import android.annotation.SuppressLint;
59import android.app.AlarmManager;
60import android.app.PendingIntent;
61import android.app.Service;
62import android.content.Context;
63import android.content.Intent;
64import android.content.SharedPreferences;
65import android.database.ContentObserver;
66import android.net.ConnectivityManager;
67import android.net.NetworkInfo;
68import android.net.Uri;
69import android.os.Binder;
70import android.os.Bundle;
71import android.os.IBinder;
72import android.os.PowerManager;
73import android.os.PowerManager.WakeLock;
74import android.os.SystemClock;
75import android.preference.PreferenceManager;
76import android.provider.ContactsContract;
77import android.util.Log;
78
79public class XmppConnectionService extends Service {
80
81 protected static final String LOGTAG = "xmppService";
82 public DatabaseBackend databaseBackend;
83 private FileBackend fileBackend;
84
85 public long startDate;
86
87 private static final int PING_MAX_INTERVAL = 300;
88 private static final int PING_MIN_INTERVAL = 30;
89 private static final int PING_TIMEOUT = 10;
90 private static final int CONNECT_TIMEOUT = 90;
91 public static final long CARBON_GRACE_PERIOD = 60000L;
92
93 private static String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts";
94
95 private MessageParser mMessageParser = new MessageParser(this);
96 private PresenceParser mPresenceParser = new PresenceParser(this);
97 private IqParser mIqParser = new IqParser(this);
98 private MessageGenerator mMessageGenerator = new MessageGenerator();
99 private PresenceGenerator mPresenceGenerator = new PresenceGenerator();
100
101 private List<Account> accounts;
102 private CopyOnWriteArrayList<Conversation> conversations = null;
103 private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(
104 this);
105
106 private OnConversationListChangedListener convChangedListener = null;
107 private int convChangedListenerCount = 0;
108 private OnAccountListChangedListener accountChangedListener = null;
109 private OnTLSExceptionReceived tlsException = null;
110 public OnContactStatusChanged onContactStatusChanged = new OnContactStatusChanged() {
111
112 @Override
113 public void onContactStatusChanged(Contact contact, boolean online) {
114 Conversation conversation = findActiveConversation(contact);
115 if (conversation != null) {
116 conversation.endOtrIfNeeded();
117 if (online && (contact.getPresences().size() == 1)) {
118 sendUnsendMessages(conversation);
119 }
120 }
121 }
122 };
123
124 public void setOnTLSExceptionReceivedListener(
125 OnTLSExceptionReceived listener) {
126 tlsException = listener;
127 }
128
129 private SecureRandom mRandom;
130
131 private ContentObserver contactObserver = new ContentObserver(null) {
132 @Override
133 public void onChange(boolean selfChange) {
134 super.onChange(selfChange);
135 Intent intent = new Intent(getApplicationContext(),
136 XmppConnectionService.class);
137 intent.setAction(ACTION_MERGE_PHONE_CONTACTS);
138 startService(intent);
139 }
140 };
141
142 private final IBinder mBinder = new XmppConnectionBinder();
143 private OnStatusChanged statusListener = new OnStatusChanged() {
144
145 @Override
146 public void onStatusChanged(Account account) {
147 if (accountChangedListener != null) {
148 accountChangedListener.onAccountListChangedListener();
149 }
150 if (account.getStatus() == Account.STATUS_ONLINE) {
151 mJingleConnectionManager.cancelInTransmission();
152 List<Conversation> conversations = getConversations();
153 for (int i = 0; i < conversations.size(); ++i) {
154 if (conversations.get(i).getAccount() == account) {
155 conversations.get(i).startOtrIfNeeded();
156 sendUnsendMessages(conversations.get(i));
157 }
158 }
159 syncDirtyContacts(account);
160 scheduleWakeupCall(PING_MAX_INTERVAL, true);
161 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
162 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
163 int timeToReconnect = mRandom.nextInt(50) + 10;
164 scheduleWakeupCall(timeToReconnect, false);
165 }
166
167 } else if (account.getStatus() == Account.STATUS_REGISTRATION_SUCCESSFULL) {
168 databaseBackend.updateAccount(account);
169 reconnectAccount(account, true);
170 } else if ((account.getStatus() != Account.STATUS_CONNECTING)
171 && (account.getStatus() != Account.STATUS_NO_INTERNET)) {
172 int next = account.getXmppConnection().getTimeToNextAttempt();
173 Log.d(LOGTAG, account.getJid()
174 + ": error connecting account. try again in " + next
175 + "s for the "
176 + (account.getXmppConnection().getAttempt() + 1)
177 + " time");
178 scheduleWakeupCall(next, false);
179 }
180 UIHelper.showErrorNotification(getApplicationContext(),
181 getAccounts());
182 }
183 };
184
185 private OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() {
186
187 @Override
188 public void onJinglePacketReceived(Account account, JinglePacket packet) {
189 mJingleConnectionManager.deliverPacket(account, packet);
190 }
191 };
192
193 private OpenPgpServiceConnection pgpServiceConnection;
194 private PgpEngine mPgpEngine = null;
195 private Intent pingIntent;
196 private PendingIntent pendingPingIntent = null;
197 private WakeLock wakeLock;
198 private PowerManager pm;
199
200 public PgpEngine getPgpEngine() {
201 if (pgpServiceConnection.isBound()) {
202 if (this.mPgpEngine == null) {
203 this.mPgpEngine = new PgpEngine(new OpenPgpApi(
204 getApplicationContext(),
205 pgpServiceConnection.getService()), this);
206 }
207 return mPgpEngine;
208 } else {
209 return null;
210 }
211
212 }
213
214 public FileBackend getFileBackend() {
215 return this.fileBackend;
216 }
217
218 public Message attachImageToConversation(final Conversation conversation,
219 final Uri uri, final UiCallback<Message> callback) {
220 final Message message;
221 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
222 message = new Message(conversation, "",
223 Message.ENCRYPTION_DECRYPTED);
224 } else {
225 message = new Message(conversation, "",
226 conversation.getNextEncryption());
227 }
228 message.setPresence(conversation.getNextPresence());
229 message.setType(Message.TYPE_IMAGE);
230 message.setStatus(Message.STATUS_OFFERED);
231 new Thread(new Runnable() {
232
233 @Override
234 public void run() {
235 try {
236 getFileBackend().copyImageToPrivateStorage(message, uri);
237 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
238 getPgpEngine().encrypt(message, callback);
239 } else {
240 callback.success(message);
241 }
242 } catch (FileBackend.ImageCopyException e) {
243 callback.error(e.getResId(), message);
244 }
245 }
246 }).start();
247 return message;
248 }
249
250 public Conversation findMuc(String name, Account account) {
251 for (Conversation conversation : this.conversations) {
252 if (conversation.getContactJid().split("/")[0].equals(name)
253 && (conversation.getAccount() == account)) {
254 return conversation;
255 }
256 }
257 return null;
258 }
259
260 public class XmppConnectionBinder extends Binder {
261 public XmppConnectionService getService() {
262 return XmppConnectionService.this;
263 }
264 }
265
266 @Override
267 public int onStartCommand(Intent intent, int flags, int startId) {
268 if ((intent != null)
269 && (ACTION_MERGE_PHONE_CONTACTS.equals(intent.getAction()))) {
270 mergePhoneContactsWithRoster();
271 return START_STICKY;
272 } else if ((intent != null)
273 && (Intent.ACTION_SHUTDOWN.equals(intent.getAction()))) {
274 logoutAndSave();
275 return START_NOT_STICKY;
276 }
277 this.wakeLock.acquire();
278 ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
279 .getSystemService(Context.CONNECTIVITY_SERVICE);
280 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
281 boolean isConnected = activeNetwork != null
282 && activeNetwork.isConnected();
283
284 for (Account account : accounts) {
285 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
286 if (!isConnected) {
287 account.setStatus(Account.STATUS_NO_INTERNET);
288 if (statusListener != null) {
289 statusListener.onStatusChanged(account);
290 }
291 } else {
292 if (account.getStatus() == Account.STATUS_NO_INTERNET) {
293 account.setStatus(Account.STATUS_OFFLINE);
294 if (statusListener != null) {
295 statusListener.onStatusChanged(account);
296 }
297 }
298 if (account.getStatus() == Account.STATUS_ONLINE) {
299 long lastReceived = account.getXmppConnection().lastPaketReceived;
300 long lastSent = account.getXmppConnection().lastPingSent;
301 if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
302 Log.d(LOGTAG, account.getJid() + ": ping timeout");
303 this.reconnectAccount(account, true);
304 } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
305 account.getXmppConnection().sendPing();
306 account.getXmppConnection().lastPingSent = SystemClock
307 .elapsedRealtime();
308 this.scheduleWakeupCall(2, false);
309 }
310 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
311 if (account.getXmppConnection() == null) {
312 account.setXmppConnection(this
313 .createConnection(account));
314 }
315 account.getXmppConnection().lastPingSent = SystemClock
316 .elapsedRealtime();
317 new Thread(account.getXmppConnection()).start();
318 } else if ((account.getStatus() == Account.STATUS_CONNECTING)
319 && ((SystemClock.elapsedRealtime() - account
320 .getXmppConnection().lastConnect) / 1000 >= CONNECT_TIMEOUT)) {
321 Log.d(LOGTAG, account.getJid()
322 + ": time out during connect reconnecting");
323 reconnectAccount(account, true);
324 } else {
325 if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
326 reconnectAccount(account, true);
327 }
328 }
329 // in any case. reschedule wakup call
330 this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
331 }
332 if (accountChangedListener != null) {
333 accountChangedListener.onAccountListChangedListener();
334 }
335 }
336 }
337 if (wakeLock.isHeld()) {
338 try {
339 wakeLock.release();
340 } catch (RuntimeException re) {
341 }
342 }
343 return START_STICKY;
344 }
345
346 @SuppressLint("TrulyRandom")
347 @Override
348 public void onCreate() {
349 ExceptionHelper.init(getApplicationContext());
350 PRNGFixes.apply();
351 this.mRandom = new SecureRandom();
352 this.databaseBackend = DatabaseBackend
353 .getInstance(getApplicationContext());
354 this.fileBackend = new FileBackend(getApplicationContext());
355 this.accounts = databaseBackend.getAccounts();
356
357 for (Account account : this.accounts) {
358 this.databaseBackend.readRoster(account.getRoster());
359 }
360 this.mergePhoneContactsWithRoster();
361 this.getConversations();
362
363 getContentResolver().registerContentObserver(
364 ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
365 this.pgpServiceConnection = new OpenPgpServiceConnection(
366 getApplicationContext(), "org.sufficientlysecure.keychain");
367 this.pgpServiceConnection.bindToService();
368
369 this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
370 this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
371 "XmppConnectionService");
372 }
373
374 @Override
375 public void onDestroy() {
376 super.onDestroy();
377 this.logoutAndSave();
378 }
379
380 @Override
381 public void onTaskRemoved(Intent rootIntent) {
382 super.onTaskRemoved(rootIntent);
383 this.logoutAndSave();
384 }
385
386 private void logoutAndSave() {
387 for (Account account : accounts) {
388 databaseBackend.writeRoster(account.getRoster());
389 if (account.getXmppConnection() != null) {
390 disconnect(account, false);
391 }
392 }
393 Context context = getApplicationContext();
394 AlarmManager alarmManager = (AlarmManager) context
395 .getSystemService(Context.ALARM_SERVICE);
396 Intent intent = new Intent(context, EventReceiver.class);
397 alarmManager.cancel(PendingIntent.getBroadcast(context, 0, intent, 0));
398 Log.d(LOGTAG, "good bye");
399 stopSelf();
400 }
401
402 protected void scheduleWakeupCall(int seconds, boolean ping) {
403 long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000;
404 Context context = getApplicationContext();
405 AlarmManager alarmManager = (AlarmManager) context
406 .getSystemService(Context.ALARM_SERVICE);
407
408 if (ping) {
409 if (this.pingIntent == null) {
410 this.pingIntent = new Intent(context, EventReceiver.class);
411 this.pingIntent.setAction("ping");
412 this.pingIntent.putExtra("time", timeToWake);
413 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
414 this.pingIntent, 0);
415 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
416 timeToWake, pendingPingIntent);
417 } else {
418 long scheduledTime = this.pingIntent.getLongExtra("time", 0);
419 if (scheduledTime < SystemClock.elapsedRealtime()
420 || (scheduledTime > timeToWake)) {
421 this.pingIntent.putExtra("time", timeToWake);
422 alarmManager.cancel(this.pendingPingIntent);
423 this.pendingPingIntent = PendingIntent.getBroadcast(
424 context, 0, this.pingIntent, 0);
425 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
426 timeToWake, pendingPingIntent);
427 }
428 }
429 } else {
430 Intent intent = new Intent(context, EventReceiver.class);
431 intent.setAction("ping_check");
432 PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0,
433 intent, 0);
434 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake,
435 alarmIntent);
436 }
437
438 }
439
440 public XmppConnection createConnection(Account account) {
441 SharedPreferences sharedPref = getPreferences();
442 account.setResource(sharedPref.getString("resource", "mobile")
443 .toLowerCase(Locale.getDefault()));
444 XmppConnection connection = new XmppConnection(account, this);
445 connection.setOnMessagePacketReceivedListener(this.mMessageParser);
446 connection.setOnStatusChangedListener(this.statusListener);
447 connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
448 connection
449 .setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
450 connection.setOnJinglePacketReceivedListener(this.jingleListener);
451 connection
452 .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() {
453
454 @Override
455 public void onTLSExceptionReceived(String fingerprint,
456 Account account) {
457 Log.d(LOGTAG, "tls exception arrived in service");
458 if (tlsException != null) {
459 tlsException.onTLSExceptionReceived(fingerprint,
460 account);
461 }
462 }
463 });
464 connection.setOnBindListener(new OnBindListener() {
465
466 @Override
467 public void onBind(final Account account) {
468 account.getRoster().clearPresences();
469 account.clearPresences(); // self presences
470 fetchRosterFromServer(account);
471 sendPresencePacket(account, mPresenceGenerator.sendPresence(account));
472 connectMultiModeConversations(account);
473 if (convChangedListener != null) {
474 convChangedListener.onConversationListChanged();
475 }
476 }
477 });
478 return connection;
479 }
480
481 synchronized public void sendMessage(Message message) {
482 Account account = message.getConversation().getAccount();
483 Conversation conv = message.getConversation();
484 MessagePacket packet = null;
485 boolean saveInDb = true;
486 boolean send = false;
487 if (account.getStatus() == Account.STATUS_ONLINE) {
488 if (message.getType() == Message.TYPE_IMAGE) {
489 if (message.getPresence() != null) {
490 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
491 if (!conv.hasValidOtrSession()
492 && (message.getPresence() != null)) {
493 conv.startOtrSession(getApplicationContext(),
494 message.getPresence(), true);
495 message.setStatus(Message.STATUS_WAITING);
496 } else if (conv.hasValidOtrSession()
497 && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
498 mJingleConnectionManager
499 .createNewConnection(message);
500 } else if (message.getPresence() == null) {
501 message.setStatus(Message.STATUS_WAITING);
502 }
503 } else {
504 mJingleConnectionManager.createNewConnection(message);
505 }
506 } else {
507 message.setStatus(Message.STATUS_WAITING);
508 }
509 } else {
510 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
511 if (!conv.hasValidOtrSession()
512 && (message.getPresence() != null)) {
513 conv.startOtrSession(getApplicationContext(),
514 message.getPresence(), true);
515 message.setStatus(Message.STATUS_WAITING);
516 } else if (conv.hasValidOtrSession()
517 && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
518 message.setPresence(conv.getOtrSession().getSessionID()
519 .getUserID());
520 packet = mMessageGenerator.generateOtrChat(message);
521 send = true;
522 message.setStatus(Message.STATUS_SEND);
523
524 } else if (message.getPresence() == null) {
525 message.setStatus(Message.STATUS_WAITING);
526 }
527 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
528 message.getConversation().endOtrIfNeeded();
529 packet = mMessageGenerator.generatePgpChat(message);
530 message.setStatus(Message.STATUS_SEND);
531 send = true;
532 } else {
533 message.getConversation().endOtrIfNeeded();
534 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
535 message.setStatus(Message.STATUS_SEND);
536 }
537 packet = mMessageGenerator.generateChat(message);
538 send = true;
539 }
540 }
541 } else {
542 message.setStatus(Message.STATUS_WAITING);
543 if (message.getType() == Message.TYPE_TEXT) {
544 if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
545 String pgpBody = message.getEncryptedBody();
546 String decryptedBody = message.getBody();
547 message.setBody(pgpBody);
548 databaseBackend.createMessage(message);
549 saveInDb = false;
550 message.setBody(decryptedBody);
551 } else if (message.getEncryption() == Message.ENCRYPTION_OTR) {
552 if (conv.hasValidOtrSession()) {
553 message.setPresence(conv.getOtrSession().getSessionID()
554 .getUserID());
555 } else if (!conv.hasValidOtrSession()
556 && message.getPresence() != null) {
557 conv.startOtrSession(getApplicationContext(),
558 message.getPresence(), false);
559 }
560 }
561 }
562
563 }
564 if (saveInDb) {
565 databaseBackend.createMessage(message);
566 }
567 conv.getMessages().add(message);
568 if (convChangedListener != null) {
569 convChangedListener.onConversationListChanged();
570 }
571 if ((send) && (packet != null)) {
572 sendMessagePacket(account, packet);
573 }
574
575 }
576
577 private void sendUnsendMessages(Conversation conversation) {
578 for (int i = 0; i < conversation.getMessages().size(); ++i) {
579 int status = conversation.getMessages().get(i).getStatus();
580 if (status == Message.STATUS_WAITING) {
581 resendMessage(conversation.getMessages().get(i));
582 }
583 }
584 }
585
586 private void resendMessage(Message message) {
587 Account account = message.getConversation().getAccount();
588 MessagePacket packet = null;
589 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
590 Presences presences = message.getConversation().getContact()
591 .getPresences();
592 if (!message.getConversation().hasValidOtrSession()) {
593 if ((message.getPresence() != null)
594 && (presences.has(message.getPresence()))) {
595 message.getConversation().startOtrSession(
596 getApplicationContext(), message.getPresence(),
597 true);
598 } else {
599 if (presences.size() == 1) {
600 String presence = presences.asStringArray()[0];
601 message.getConversation().startOtrSession(
602 getApplicationContext(), presence, true);
603 }
604 }
605 } else {
606 if (message.getConversation().getOtrSession()
607 .getSessionStatus() == SessionStatus.ENCRYPTED) {
608 if (message.getType() == Message.TYPE_TEXT) {
609 packet = mMessageGenerator.generateOtrChat(message,
610 true);
611 } else if (message.getType() == Message.TYPE_IMAGE) {
612 mJingleConnectionManager.createNewConnection(message);
613 }
614 }
615 }
616 } else if (message.getType() == Message.TYPE_TEXT) {
617 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
618 packet = mMessageGenerator.generateChat(message, true);
619 } else if ((message.getEncryption() == Message.ENCRYPTION_DECRYPTED)
620 || (message.getEncryption() == Message.ENCRYPTION_PGP)) {
621 packet = mMessageGenerator.generatePgpChat(message, true);
622 }
623 } else if (message.getType() == Message.TYPE_IMAGE) {
624 Presences presences = message.getConversation().getContact()
625 .getPresences();
626 if ((message.getPresence() != null)
627 && (presences.has(message.getPresence()))) {
628 markMessage(message, Message.STATUS_OFFERED);
629 mJingleConnectionManager.createNewConnection(message);
630 } else {
631 if (presences.size() == 1) {
632 String presence = presences.asStringArray()[0];
633 message.setPresence(presence);
634 markMessage(message, Message.STATUS_OFFERED);
635 mJingleConnectionManager.createNewConnection(message);
636 }
637 }
638 }
639 if (packet != null) {
640 sendMessagePacket(account,packet);
641 markMessage(message, Message.STATUS_SEND);
642 }
643 }
644
645 public void fetchRosterFromServer(Account account) {
646 IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
647 if (!"".equals(account.getRosterVersion())) {
648 Log.d(LOGTAG, account.getJid() + ": fetching roster version "
649 + account.getRosterVersion());
650 } else {
651 Log.d(LOGTAG, account.getJid() + ": fetching roster");
652 }
653 iqPacket.query("jabber:iq:roster").setAttribute("ver",
654 account.getRosterVersion());
655 account.getXmppConnection().sendIqPacket(iqPacket,
656 new OnIqPacketReceived() {
657
658 @Override
659 public void onIqPacketReceived(final Account account,
660 IqPacket packet) {
661 Element query = packet.findChild("query");
662 if (query != null) {
663 account.getRoster().markAllAsNotInRoster();
664 mIqParser.rosterItems(account, query);
665 }
666 }
667 });
668 }
669
670 private void mergePhoneContactsWithRoster() {
671 PhoneHelper.loadPhoneContacts(getApplicationContext(),
672 new OnPhoneContactsLoadedListener() {
673 @Override
674 public void onPhoneContactsLoaded(List<Bundle> phoneContacts) {
675 for (Account account : accounts) {
676 account.getRoster().clearSystemAccounts();
677 }
678 for (Bundle phoneContact : phoneContacts) {
679 for (Account account : accounts) {
680 String jid = phoneContact.getString("jid");
681 Contact contact = account.getRoster()
682 .getContact(jid);
683 String systemAccount = phoneContact
684 .getInt("phoneid")
685 + "#"
686 + phoneContact.getString("lookup");
687 contact.setSystemAccount(systemAccount);
688 contact.setPhotoUri(phoneContact
689 .getString("photouri"));
690 contact.setSystemName(phoneContact
691 .getString("displayname"));
692 }
693 }
694 }
695 });
696 }
697
698 public List<Conversation> getConversations() {
699 if (this.conversations == null) {
700 Hashtable<String, Account> accountLookupTable = new Hashtable<String, Account>();
701 for (Account account : this.accounts) {
702 accountLookupTable.put(account.getUuid(), account);
703 }
704 this.conversations = databaseBackend
705 .getConversations(Conversation.STATUS_AVAILABLE);
706 for (Conversation conv : this.conversations) {
707 Account account = accountLookupTable.get(conv.getAccountUuid());
708 conv.setAccount(account);
709 conv.setMessages(databaseBackend.getMessages(conv, 50));
710 }
711 }
712
713 return this.conversations;
714 }
715
716 public void populateWithOrderedConversations(List<Conversation> list) {
717 list.clear();
718 list.addAll(getConversations());
719 Collections.sort(list, new Comparator<Conversation>() {
720 @Override
721 public int compare(Conversation lhs, Conversation rhs) {
722 Message left = lhs.getLatestMessage();
723 Message right = rhs.getLatestMessage();
724 if (left.getTimeSent() > right.getTimeSent()) {
725 return -1;
726 } else if (left.getTimeSent() < right.getTimeSent()) {
727 return 1;
728 } else {
729 return 0;
730 }
731 }
732 });
733 }
734
735 public List<Message> getMoreMessages(Conversation conversation,
736 long timestamp) {
737 List<Message> messages = databaseBackend.getMessages(conversation, 50,
738 timestamp);
739 for (Message message : messages) {
740 message.setConversation(conversation);
741 }
742 return messages;
743 }
744
745 public List<Account> getAccounts() {
746 return this.accounts;
747 }
748
749 public Conversation findActiveConversation(Contact contact) {
750 for (Conversation conversation : this.getConversations()) {
751 if (conversation.getContact() == contact) {
752 return conversation;
753 }
754 }
755 return null;
756 }
757
758 public Conversation findOrCreateConversation(Account account, String jid,
759 boolean muc) {
760 for (Conversation conv : this.getConversations()) {
761 if ((conv.getAccount().equals(account))
762 && (conv.getContactJid().split("/")[0].equals(jid))) {
763 return conv;
764 }
765 }
766 Conversation conversation = databaseBackend.findConversation(account,
767 jid);
768 if (conversation != null) {
769 conversation.setStatus(Conversation.STATUS_AVAILABLE);
770 conversation.setAccount(account);
771 if (muc) {
772 conversation.setMode(Conversation.MODE_MULTI);
773 } else {
774 conversation.setMode(Conversation.MODE_SINGLE);
775 }
776 conversation.setMessages(databaseBackend.getMessages(conversation,
777 50));
778 this.databaseBackend.updateConversation(conversation);
779 } else {
780 String conversationName;
781 Contact contact = account.getRoster().getContact(jid);
782 if (contact != null) {
783 conversationName = contact.getDisplayName();
784 } else {
785 conversationName = jid.split("@")[0];
786 }
787 if (muc) {
788 conversation = new Conversation(conversationName, account, jid,
789 Conversation.MODE_MULTI);
790 } else {
791 conversation = new Conversation(conversationName, account, jid,
792 Conversation.MODE_SINGLE);
793 }
794 this.databaseBackend.createConversation(conversation);
795 }
796 this.conversations.add(conversation);
797 if ((account.getStatus() == Account.STATUS_ONLINE)
798 && (conversation.getMode() == Conversation.MODE_MULTI)) {
799 joinMuc(conversation);
800 }
801 if (this.convChangedListener != null) {
802 this.convChangedListener.onConversationListChanged();
803 }
804 return conversation;
805 }
806
807 public void archiveConversation(Conversation conversation) {
808 if (conversation.getMode() == Conversation.MODE_MULTI) {
809 leaveMuc(conversation);
810 } else {
811 conversation.endOtrIfNeeded();
812 }
813 this.databaseBackend.updateConversation(conversation);
814 this.conversations.remove(conversation);
815 if (this.convChangedListener != null) {
816 this.convChangedListener.onConversationListChanged();
817 }
818 }
819
820 public void clearConversationHistory(Conversation conversation) {
821 this.databaseBackend.deleteMessagesInConversation(conversation);
822 this.fileBackend.removeFiles(conversation);
823 conversation.getMessages().clear();
824 if (this.convChangedListener != null) {
825 this.convChangedListener.onConversationListChanged();
826 }
827 }
828
829 public int getConversationCount() {
830 return this.databaseBackend.getConversationCount();
831 }
832
833 public void createAccount(Account account) {
834 databaseBackend.createAccount(account);
835 this.accounts.add(account);
836 this.reconnectAccount(account, false);
837 if (accountChangedListener != null)
838 accountChangedListener.onAccountListChangedListener();
839 }
840
841 public void updateAccount(Account account) {
842 this.statusListener.onStatusChanged(account);
843 databaseBackend.updateAccount(account);
844 reconnectAccount(account, false);
845 if (accountChangedListener != null) {
846 accountChangedListener.onAccountListChangedListener();
847 }
848 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
849 }
850
851 public void deleteAccount(Account account) {
852 if (account.getXmppConnection() != null) {
853 this.disconnect(account, true);
854 }
855 databaseBackend.deleteAccount(account);
856 this.accounts.remove(account);
857 if (accountChangedListener != null) {
858 accountChangedListener.onAccountListChangedListener();
859 }
860 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
861 }
862
863 public void setOnConversationListChangedListener(
864 OnConversationListChangedListener listener) {
865 this.convChangedListener = listener;
866 this.convChangedListenerCount++;
867 }
868
869 public void removeOnConversationListChangedListener() {
870 this.convChangedListenerCount--;
871 if (this.convChangedListenerCount == 0) {
872 this.convChangedListener = null;
873 }
874 }
875
876 public void setOnAccountListChangedListener(
877 OnAccountListChangedListener listener) {
878 this.accountChangedListener = listener;
879 }
880
881 public void removeOnAccountListChangedListener() {
882 this.accountChangedListener = null;
883 }
884
885 public void connectMultiModeConversations(Account account) {
886 List<Conversation> conversations = getConversations();
887 for (int i = 0; i < conversations.size(); i++) {
888 Conversation conversation = conversations.get(i);
889 if ((conversation.getMode() == Conversation.MODE_MULTI)
890 && (conversation.getAccount() == account)) {
891 joinMuc(conversation);
892 }
893 }
894 }
895
896 public void joinMuc(Conversation conversation) {
897 Account account = conversation.getAccount();
898 String[] mucParts = conversation.getContactJid().split("/");
899 String muc;
900 String nick;
901 if (mucParts.length == 2) {
902 muc = mucParts[0];
903 nick = mucParts[1];
904 } else {
905 muc = mucParts[0];
906 nick = account.getUsername();
907 }
908 PresencePacket packet = new PresencePacket();
909 packet.setAttribute("to", muc + "/" + nick);
910 Element x = new Element("x");
911 x.setAttribute("xmlns", "http://jabber.org/protocol/muc");
912 String sig = account.getPgpSignature();
913 if (sig != null) {
914 packet.addChild("status").setContent("online");
915 packet.addChild("x", "jabber:x:signed").setContent(sig);
916 }
917 if (conversation.getMessages().size() != 0) {
918 final SimpleDateFormat mDateFormat = new SimpleDateFormat(
919 "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
920 mDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
921 Date date = new Date(
922 conversation.getLatestMessage().getTimeSent() + 1000);
923 x.addChild("history").setAttribute("since",
924 mDateFormat.format(date));
925 }
926 packet.addChild(x);
927 sendPresencePacket(account, packet);
928 }
929
930 private OnRenameListener renameListener = null;
931
932 public void setOnRenameListener(OnRenameListener listener) {
933 this.renameListener = listener;
934 }
935
936 public void renameInMuc(final Conversation conversation, final String nick) {
937 final MucOptions options = conversation.getMucOptions();
938 if (options.online()) {
939 Account account = conversation.getAccount();
940 options.setOnRenameListener(new OnRenameListener() {
941
942 @Override
943 public void onRename(boolean success) {
944 if (renameListener != null) {
945 renameListener.onRename(success);
946 }
947 if (success) {
948 String jid = conversation.getContactJid().split("/")[0]
949 + "/" + nick;
950 conversation.setContactJid(jid);
951 databaseBackend.updateConversation(conversation);
952 }
953 }
954 });
955 options.flagAboutToRename();
956 PresencePacket packet = new PresencePacket();
957 packet.setAttribute("to",
958 conversation.getContactJid().split("/")[0] + "/" + nick);
959 packet.setAttribute("from", conversation.getAccount().getFullJid());
960
961 String sig = account.getPgpSignature();
962 if (sig != null) {
963 packet.addChild("status").setContent("online");
964 packet.addChild("x", "jabber:x:signed").setContent(sig);
965 }
966 sendPresencePacket(account,packet);
967 } else {
968 String jid = conversation.getContactJid().split("/")[0] + "/"
969 + nick;
970 conversation.setContactJid(jid);
971 databaseBackend.updateConversation(conversation);
972 if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
973 joinMuc(conversation);
974 }
975 }
976 }
977
978 public void leaveMuc(Conversation conversation) {
979 PresencePacket packet = new PresencePacket();
980 packet.setAttribute("to", conversation.getContactJid().split("/")[0]
981 + "/" + conversation.getMucOptions().getNick());
982 packet.setAttribute("from", conversation.getAccount().getFullJid());
983 packet.setAttribute("type", "unavailable");
984 Log.d(LOGTAG, "send leaving muc " + packet);
985 sendPresencePacket(conversation.getAccount(),packet);
986 conversation.getMucOptions().setOffline();
987 }
988
989 public void disconnect(Account account, boolean force) {
990 if ((account.getStatus() == Account.STATUS_ONLINE)
991 || (account.getStatus() == Account.STATUS_DISABLED)) {
992 if (!force) {
993 List<Conversation> conversations = getConversations();
994 for (int i = 0; i < conversations.size(); i++) {
995 Conversation conversation = conversations.get(i);
996 if (conversation.getAccount() == account) {
997 if (conversation.getMode() == Conversation.MODE_MULTI) {
998 leaveMuc(conversation);
999 } else {
1000 conversation.endOtrIfNeeded();
1001 }
1002 }
1003 }
1004 }
1005 account.getXmppConnection().disconnect(force);
1006 }
1007 }
1008
1009 @Override
1010 public IBinder onBind(Intent intent) {
1011 return mBinder;
1012 }
1013
1014 public void updateMessage(Message message) {
1015 databaseBackend.updateMessage(message);
1016 }
1017
1018 protected void syncDirtyContacts(Account account) {
1019 for (Contact contact : account.getRoster().getContacts()) {
1020 if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
1021 pushContactToServer(contact);
1022 }
1023 if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
1024 Log.d(LOGTAG, "dirty delete");
1025 deleteContactOnServer(contact);
1026 }
1027 }
1028 }
1029
1030 public void createContact(Contact contact) {
1031 SharedPreferences sharedPref = getPreferences();
1032 boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true);
1033 if (autoGrant) {
1034 contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
1035 contact.setOption(Contact.Options.ASKING);
1036 }
1037 pushContactToServer(contact);
1038 }
1039
1040 public void onOtrSessionEstablished(Conversation conversation) {
1041 Account account = conversation.getAccount();
1042 List<Message> messages = conversation.getMessages();
1043 Session otrSession = conversation.getOtrSession();
1044 Log.d(LOGTAG, account.getJid() + " otr session established with "
1045 + conversation.getContactJid() + "/"
1046 + otrSession.getSessionID().getUserID());
1047 for (int i = 0; i < messages.size(); ++i) {
1048 Message msg = messages.get(i);
1049 if ((msg.getStatus() == Message.STATUS_UNSEND || msg.getStatus() == Message.STATUS_WAITING)
1050 && (msg.getEncryption() == Message.ENCRYPTION_OTR)) {
1051 msg.setPresence(otrSession.getSessionID().getUserID());
1052 if (msg.getType() == Message.TYPE_TEXT) {
1053 MessagePacket outPacket = mMessageGenerator
1054 .generateOtrChat(msg, true);
1055 if (outPacket != null) {
1056 msg.setStatus(Message.STATUS_SEND);
1057 databaseBackend.updateMessage(msg);
1058 sendMessagePacket(account,outPacket);
1059 }
1060 } else if (msg.getType() == Message.TYPE_IMAGE) {
1061 mJingleConnectionManager.createNewConnection(msg);
1062 }
1063 }
1064 }
1065 updateUi(conversation, false);
1066 }
1067
1068 public boolean renewSymmetricKey(Conversation conversation) {
1069 Account account = conversation.getAccount();
1070 byte[] symmetricKey = new byte[32];
1071 this.mRandom.nextBytes(symmetricKey);
1072 Session otrSession = conversation.getOtrSession();
1073 if (otrSession != null) {
1074 MessagePacket packet = new MessagePacket();
1075 packet.setType(MessagePacket.TYPE_CHAT);
1076 packet.setFrom(account.getFullJid());
1077 packet.addChild("private", "urn:xmpp:carbons:2");
1078 packet.addChild("no-copy", "urn:xmpp:hints");
1079 packet.setTo(otrSession.getSessionID().getAccountID() + "/"
1080 + otrSession.getSessionID().getUserID());
1081 try {
1082 packet.setBody(otrSession
1083 .transformSending(CryptoHelper.FILETRANSFER
1084 + CryptoHelper.bytesToHex(symmetricKey)));
1085 sendMessagePacket(account,packet);
1086 conversation.setSymmetricKey(symmetricKey);
1087 return true;
1088 } catch (OtrException e) {
1089 return false;
1090 }
1091 }
1092 return false;
1093 }
1094
1095 public void pushContactToServer(Contact contact) {
1096 contact.resetOption(Contact.Options.DIRTY_DELETE);
1097 contact.setOption(Contact.Options.DIRTY_PUSH);
1098 Account account = contact.getAccount();
1099 if (account.getStatus() == Account.STATUS_ONLINE) {
1100 boolean ask = contact.getOption(Contact.Options.ASKING);
1101 boolean sendUpdates = contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
1102 && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
1103 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1104 iq.query("jabber:iq:roster").addChild(contact.asElement());
1105 account.getXmppConnection().sendIqPacket(iq, null);
1106 if (sendUpdates) {
1107 sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
1108 }
1109 if (ask) {
1110 sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact));
1111 }
1112 }
1113 }
1114
1115 public void deleteContactOnServer(Contact contact) {
1116 contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
1117 contact.resetOption(Contact.Options.DIRTY_PUSH);
1118 contact.setOption(Contact.Options.DIRTY_DELETE);
1119 Account account = contact.getAccount();
1120 if (account.getStatus() == Account.STATUS_ONLINE) {
1121 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1122 Element item = iq.query("jabber:iq:roster").addChild("item");
1123 item.setAttribute("jid", contact.getJid());
1124 item.setAttribute("subscription", "remove");
1125 account.getXmppConnection().sendIqPacket(iq, null);
1126 }
1127 }
1128
1129 public void updateConversation(Conversation conversation) {
1130 this.databaseBackend.updateConversation(conversation);
1131 }
1132
1133 public void removeOnTLSExceptionReceivedListener() {
1134 this.tlsException = null;
1135 }
1136
1137 public void reconnectAccount(final Account account, final boolean force) {
1138 new Thread(new Runnable() {
1139
1140 @Override
1141 public void run() {
1142 if (account.getXmppConnection() != null) {
1143 disconnect(account, force);
1144 }
1145 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
1146 if (account.getXmppConnection() == null) {
1147 account.setXmppConnection(createConnection(account));
1148 }
1149 Thread thread = new Thread(account.getXmppConnection());
1150 thread.start();
1151 scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false);
1152 }
1153 }
1154 }).start();
1155 }
1156
1157 public void inviteToConference(Conversation conversation,
1158 List<Contact> contacts) {
1159 for (Contact contact : contacts) {
1160 MessagePacket packet = new MessagePacket();
1161 packet.setTo(conversation.getContactJid().split("/")[0]);
1162 packet.setFrom(conversation.getAccount().getFullJid());
1163 Element x = new Element("x");
1164 x.setAttribute("xmlns", "http://jabber.org/protocol/muc#user");
1165 Element invite = new Element("invite");
1166 invite.setAttribute("to", contact.getJid());
1167 x.addChild(invite);
1168 packet.addChild(x);
1169 Log.d(LOGTAG, packet.toString());
1170 sendMessagePacket(conversation.getAccount(),packet);
1171 }
1172
1173 }
1174
1175 public boolean markMessage(Account account, String recipient, String uuid,
1176 int status) {
1177 for (Conversation conversation : getConversations()) {
1178 if (conversation.getContactJid().equals(recipient)
1179 && conversation.getAccount().equals(account)) {
1180 return markMessage(conversation, uuid, status);
1181 }
1182 }
1183 return false;
1184 }
1185
1186 public boolean markMessage(Conversation conversation, String uuid,
1187 int status) {
1188 for (Message message : conversation.getMessages()) {
1189 if (message.getUuid().equals(uuid)) {
1190 markMessage(message, status);
1191 return true;
1192 }
1193 }
1194 return false;
1195 }
1196
1197 public void markMessage(Message message, int status) {
1198 message.setStatus(status);
1199 databaseBackend.updateMessage(message);
1200 if (convChangedListener != null) {
1201 convChangedListener.onConversationListChanged();
1202 }
1203 }
1204
1205 public SharedPreferences getPreferences() {
1206 return PreferenceManager
1207 .getDefaultSharedPreferences(getApplicationContext());
1208 }
1209
1210 public boolean confirmMessages() {
1211 return getPreferences().getBoolean("confirm_messages", true);
1212 }
1213
1214 public void updateUi(Conversation conversation, boolean notify) {
1215 if (convChangedListener != null) {
1216 convChangedListener.onConversationListChanged();
1217 } else {
1218 UIHelper.updateNotification(getApplicationContext(),
1219 getConversations(), conversation, notify);
1220 }
1221 }
1222
1223 public Account findAccountByJid(String accountJid) {
1224 for (Account account : this.accounts) {
1225 if (account.getJid().equals(accountJid)) {
1226 return account;
1227 }
1228 }
1229 return null;
1230 }
1231
1232 public void markRead(Conversation conversation) {
1233 conversation.markRead();
1234 String id = conversation.popLatestMarkableMessageId();
1235 if (confirmMessages() && id != null) {
1236 Account account = conversation.getAccount();
1237 String to = conversation.getContactJid();
1238 this.sendMessagePacket(conversation.getAccount(), mMessageGenerator.confirm(account, to, id));
1239 }
1240 }
1241
1242 public SecureRandom getRNG() {
1243 return this.mRandom;
1244 }
1245
1246 public PowerManager getPowerManager() {
1247 return this.pm;
1248 }
1249
1250 public void replyWithNotAcceptable(Account account, MessagePacket packet) {
1251 if (account.getStatus() == Account.STATUS_ONLINE) {
1252 MessagePacket error = this.mMessageGenerator
1253 .generateNotAcceptable(packet);
1254 sendMessagePacket(account,error);
1255 }
1256 }
1257
1258 public void syncRosterToDisk(final Account account) {
1259 new Thread(new Runnable() {
1260
1261 @Override
1262 public void run() {
1263 databaseBackend.writeRoster(account.getRoster());
1264 }
1265 }).start();
1266
1267 }
1268
1269 public List<String> getKnownHosts() {
1270 List<String> hosts = new ArrayList<String>();
1271 for (Account account : getAccounts()) {
1272 if (!hosts.contains(account.getServer())) {
1273 hosts.add(account.getServer());
1274 }
1275 for (Contact contact : account.getRoster().getContacts()) {
1276 if (contact.showInRoster()) {
1277 String server = contact.getServer();
1278 if (server != null && !hosts.contains(server)) {
1279 hosts.add(server);
1280 }
1281 }
1282 }
1283 }
1284 return hosts;
1285 }
1286
1287 public List<String> getKnownConferenceHosts() {
1288 ArrayList<String> mucServers = new ArrayList<String>();
1289 for (Account account : accounts) {
1290 if (account.getXmppConnection() != null) {
1291 String server = account.getXmppConnection().getMucServer();
1292 if (server != null) {
1293 mucServers.add(server);
1294 }
1295 }
1296 }
1297 return mucServers;
1298 }
1299
1300 public void sendMessagePacket(Account account, MessagePacket packet) {
1301 account.getXmppConnection().sendMessagePacket(packet);
1302 }
1303
1304 public void sendPresencePacket(Account account, PresencePacket packet) {
1305 account.getXmppConnection().sendPresencePacket(packet);
1306 }
1307
1308 public MessageGenerator getMessageGenerator() {
1309 return this.mMessageGenerator;
1310 }
1311
1312 public PresenceGenerator getPresenceGenerator() {
1313 return this.mPresenceGenerator;
1314 }
1315
1316 public JingleConnectionManager getJingleConnectionManager() {
1317 return this.mJingleConnectionManager;
1318 }
1319}