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