1package eu.siacs.conversations.services;
2
3import java.text.ParseException;
4import java.text.SimpleDateFormat;
5import java.util.Collections;
6import java.util.Comparator;
7import java.util.Date;
8import java.util.Hashtable;
9import java.util.List;
10import java.util.Locale;
11import java.util.Random;
12
13import org.openintents.openpgp.util.OpenPgpApi;
14import org.openintents.openpgp.util.OpenPgpServiceConnection;
15
16import net.java.otr4j.OtrException;
17import net.java.otr4j.session.Session;
18import net.java.otr4j.session.SessionStatus;
19
20import eu.siacs.conversations.crypto.PgpEngine;
21import eu.siacs.conversations.crypto.PgpEngine.OpenPgpException;
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.persistance.DatabaseBackend;
30import eu.siacs.conversations.persistance.OnPhoneContactsMerged;
31import eu.siacs.conversations.ui.OnAccountListChangedListener;
32import eu.siacs.conversations.ui.OnConversationListChangedListener;
33import eu.siacs.conversations.ui.OnRosterFetchedListener;
34import eu.siacs.conversations.utils.ExceptionHelper;
35import eu.siacs.conversations.utils.MessageParser;
36import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener;
37import eu.siacs.conversations.utils.PhoneHelper;
38import eu.siacs.conversations.utils.UIHelper;
39import eu.siacs.conversations.xml.Element;
40import eu.siacs.conversations.xmpp.OnBindListener;
41import eu.siacs.conversations.xmpp.OnIqPacketReceived;
42import eu.siacs.conversations.xmpp.OnJinglePacketReceived;
43import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
44import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
45import eu.siacs.conversations.xmpp.OnStatusChanged;
46import eu.siacs.conversations.xmpp.OnTLSExceptionReceived;
47import eu.siacs.conversations.xmpp.XmppConnection;
48import eu.siacs.conversations.xmpp.stanzas.IqPacket;
49import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
50import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
51import eu.siacs.conversations.xmpp.stanzas.jingle.JinglePacket;
52import android.app.AlarmManager;
53import android.app.PendingIntent;
54import android.app.Service;
55import android.content.Context;
56import android.content.Intent;
57import android.content.SharedPreferences;
58import android.database.ContentObserver;
59import android.database.DatabaseUtils;
60import android.net.ConnectivityManager;
61import android.net.NetworkInfo;
62import android.os.Binder;
63import android.os.Bundle;
64import android.os.IBinder;
65import android.os.PowerManager;
66import android.os.PowerManager.WakeLock;
67import android.os.SystemClock;
68import android.preference.PreferenceManager;
69import android.provider.ContactsContract;
70import android.util.Log;
71
72public class XmppConnectionService extends Service {
73
74 protected static final String LOGTAG = "xmppService";
75 public DatabaseBackend databaseBackend;
76
77 public long startDate;
78
79 private static final int PING_MAX_INTERVAL = 300;
80 private static final int PING_MIN_INTERVAL = 10;
81 private static final int PING_TIMEOUT = 5;
82 private static final int CONNECT_TIMEOUT = 60;
83
84 private List<Account> accounts;
85 private List<Conversation> conversations = null;
86
87 public OnConversationListChangedListener convChangedListener = null;
88 private int convChangedListenerCount = 0;
89 private OnAccountListChangedListener accountChangedListener = null;
90 private OnTLSExceptionReceived tlsException = null;
91
92 public void setOnTLSExceptionReceivedListener(
93 OnTLSExceptionReceived listener) {
94 tlsException = listener;
95 }
96
97 private Random mRandom = new Random(System.currentTimeMillis());
98
99 private ContentObserver contactObserver = new ContentObserver(null) {
100 @Override
101 public void onChange(boolean selfChange) {
102 super.onChange(selfChange);
103 Log.d(LOGTAG, "contact list has changed");
104 mergePhoneContactsWithRoster(null);
105 }
106 };
107
108 private XmppConnectionService service = this;
109
110 private final IBinder mBinder = new XmppConnectionBinder();
111 private OnMessagePacketReceived messageListener = new OnMessagePacketReceived() {
112
113 @Override
114 public void onMessagePacketReceived(Account account,
115 MessagePacket packet) {
116 Message message = null;
117 boolean notify = true;
118 if ((packet.getType() == MessagePacket.TYPE_CHAT)) {
119 String pgpBody = MessageParser.getPgpBody(packet);
120 if (pgpBody != null) {
121 message = MessageParser.parsePgpChat(pgpBody, packet,
122 account, service);
123 message.markUnread();
124 } else if (packet.hasChild("body")
125 && (packet.getBody().startsWith("?OTR"))) {
126 message = MessageParser.parseOtrChat(packet, account,
127 service);
128 if (message != null) {
129 message.markUnread();
130 }
131 } else if (packet.hasChild("body")) {
132 message = MessageParser.parsePlainTextChat(packet, account,
133 service);
134 message.markUnread();
135 } else if (packet.hasChild("received")
136 || (packet.hasChild("sent"))) {
137 message = MessageParser.parseCarbonMessage(packet, account,
138 service);
139 if (message != null) {
140 message.getConversation().markRead();
141 }
142 notify = false;
143 }
144
145 } else if (packet.getType() == MessagePacket.TYPE_GROUPCHAT) {
146 message = MessageParser
147 .parseGroupchat(packet, account, service);
148 if (message != null) {
149 if (message.getStatus() == Message.STATUS_RECIEVED) {
150 message.markUnread();
151 } else {
152 message.getConversation().markRead();
153 notify = false;
154 }
155 }
156 } else if (packet.getType() == MessagePacket.TYPE_ERROR) {
157 message = MessageParser.parseError(packet, account, service);
158 } else if (packet.getType() == MessagePacket.TYPE_NORMAL) {
159 if (packet.hasChild("x")) {
160 Element x = packet.findChild("x");
161 if (x.hasChild("invite")) {
162 findOrCreateConversation(account, packet.getFrom(),
163 true);
164 if (convChangedListener != null) {
165 convChangedListener.onConversationListChanged();
166 }
167 Log.d(LOGTAG,
168 "invitation received to " + packet.getFrom());
169 }
170
171 } else {
172 // Log.d(LOGTAG, "unparsed message " + packet.toString());
173 }
174 }
175 if ((message == null) || (message.getBody() == null)) {
176 return;
177 }
178 if (packet.hasChild("delay")) {
179 try {
180 String stamp = packet.findChild("delay").getAttribute(
181 "stamp");
182 stamp = stamp.replace("Z", "+0000");
183 Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ")
184 .parse(stamp);
185 message.setTime(date.getTime());
186 } catch (ParseException e) {
187 Log.d(LOGTAG, "error trying to parse date" + e.getMessage());
188 }
189 }
190 Conversation conversation = message.getConversation();
191 conversation.getMessages().add(message);
192 if (packet.getType() != MessagePacket.TYPE_ERROR) {
193 databaseBackend.createMessage(message);
194 }
195 if (convChangedListener != null) {
196 convChangedListener.onConversationListChanged();
197 } else {
198 UIHelper.updateNotification(getApplicationContext(),
199 getConversations(), message.getConversation(), notify);
200 }
201 }
202 };
203 private OnStatusChanged statusListener = new OnStatusChanged() {
204
205 @Override
206 public void onStatusChanged(Account account) {
207 if (accountChangedListener != null) {
208 accountChangedListener.onAccountListChangedListener();
209 }
210 if (account.getStatus() == Account.STATUS_ONLINE) {
211 List<Conversation> conversations = getConversations();
212 for (int i = 0; i < conversations.size(); ++i) {
213 if (conversations.get(i).getAccount() == account) {
214 sendUnsendMessages(conversations.get(i));
215 }
216 }
217 scheduleWakeupCall(PING_MAX_INTERVAL, true);
218 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
219 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
220 int timeToReconnect = mRandom.nextInt(50) + 10;
221 scheduleWakeupCall(timeToReconnect, false);
222 }
223
224 } else if (account.getStatus() == Account.STATUS_REGISTRATION_SUCCESSFULL) {
225 databaseBackend.updateAccount(account);
226 reconnectAccount(account, true);
227 } else {
228 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
229 }
230 }
231 };
232
233 private OnPresencePacketReceived presenceListener = new OnPresencePacketReceived() {
234
235 @Override
236 public void onPresencePacketReceived(Account account,
237 PresencePacket packet) {
238 if (packet.hasChild("x","http://jabber.org/protocol/muc#user")) {
239 Conversation muc = findMuc(
240 packet.getAttribute("from").split("/")[0], account);
241 if (muc != null) {
242 muc.getMucOptions().processPacket(packet);
243 } else {
244 Log.d(LOGTAG,account.getJid()+": could not find muc for received muc package "+packet.toString());
245 }
246 } else if (packet.hasChild("x","http://jabber.org/protocol/muc")) {
247 Conversation muc = findMuc(packet.getAttribute("from").split("/")[0], account);
248 if (muc != null) {
249 Log.d(LOGTAG,account.getJid()+": reading muc status packet "+packet.toString());
250 int error = muc.getMucOptions().getError();
251 muc.getMucOptions().processPacket(packet);
252 if ((muc.getMucOptions().getError() != error)
253 && (convChangedListener != null)) {
254 Log.d(LOGTAG, "muc error status changed");
255 convChangedListener.onConversationListChanged();
256 }
257 }
258 } else {
259 String[] fromParts = packet.getAttribute("from").split("/");
260 String type = packet.getAttribute("type");
261 if (fromParts[0].equals(account.getJid())) {
262 if (fromParts.length==2) {
263 if (type == null) {
264 account.updatePresence(fromParts[1],Presences.parseShow(packet.findChild("show")));
265 } else if (type.equals("unavailable")) {
266 account.removePresence(fromParts[1]);
267 }
268 }
269
270 } else {
271 Contact contact = findContact(account, fromParts[0]);
272 if (contact == null) {
273 // most likely roster not synced
274 return;
275 }
276 if (type == null) {
277 if (fromParts.length == 2) {
278 contact.updatePresence(fromParts[1], Presences.parseShow(packet.findChild("show")));
279 PgpEngine pgp = getPgpEngine();
280 if (pgp != null) {
281 Element x = packet.findChild("x","jabber:x:signed");
282 if (x != null) {
283 try {
284 Element status = packet.findChild("status");
285 String msg;
286 if (status!=null) {
287 msg = status.getContent();
288 } else {
289 msg = "";
290 }
291 contact.setPgpKeyId(pgp.fetchKeyId(msg, x
292 .getContent()));
293 } catch (OpenPgpException e) {
294 Log.d(LOGTAG, "faulty pgp. just ignore");
295 }
296 }
297 }
298 databaseBackend.updateContact(contact);
299 } else {
300 // Log.d(LOGTAG,"presence without resource "+packet.toString());
301 }
302 } else if (type.equals("unavailable")) {
303 if (fromParts.length != 2) {
304 // Log.d(LOGTAG,"received presence with no resource "+packet.toString());
305 } else {
306 contact.removePresence(fromParts[1]);
307 databaseBackend.updateContact(contact);
308 }
309 } else if (type.equals("subscribe")) {
310 if (contact
311 .getSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT)) {
312 sendPresenceUpdatesTo(contact);
313 contact.setSubscriptionOption(Contact.Subscription.FROM);
314 contact.resetSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT);
315 replaceContactInConversation(contact.getJid(),
316 contact);
317 databaseBackend.updateContact(contact);
318 if ((contact
319 .getSubscriptionOption(Contact.Subscription.ASKING))
320 && (!contact
321 .getSubscriptionOption(Contact.Subscription.TO))) {
322 requestPresenceUpdatesFrom(contact);
323 }
324 } else {
325 // TODO: ask user to handle it maybe
326 }
327 } else {
328 //Log.d(LOGTAG, packet.toString());
329 }
330 replaceContactInConversation(contact.getJid(), contact);
331 }
332 }
333 }
334 };
335
336 private OnIqPacketReceived unknownIqListener = new OnIqPacketReceived() {
337
338 @Override
339 public void onIqPacketReceived(Account account, IqPacket packet) {
340 if (packet.hasChild("query")) {
341 Element query = packet.findChild("query");
342 String xmlns = query.getAttribute("xmlns");
343 if ((xmlns != null) && (xmlns.equals("jabber:iq:roster"))) {
344 processRosterItems(account, query);
345 mergePhoneContactsWithRoster(null);
346 }
347 }
348 }
349 };
350
351 private OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() {
352
353 @Override
354 public void onJinglePacketReceived(Account account, JinglePacket packet) {
355 Log.d(LOGTAG,account.getJid()+": jingle packet received"+packet.toString());
356 }
357 };
358
359 private OpenPgpServiceConnection pgpServiceConnection;
360 private PgpEngine mPgpEngine = null;
361 private Intent pingIntent;
362 private PendingIntent pendingPingIntent = null;
363 private WakeLock wakeLock;
364
365 public PgpEngine getPgpEngine() {
366 if (pgpServiceConnection.isBound()) {
367 if (this.mPgpEngine == null) {
368 this.mPgpEngine = new PgpEngine(new OpenPgpApi(
369 getApplicationContext(),
370 pgpServiceConnection.getService()));
371 }
372 return mPgpEngine;
373 } else {
374 return null;
375 }
376
377 }
378
379 protected Conversation findMuc(String name, Account account) {
380 for (Conversation conversation : this.conversations) {
381 if (conversation.getContactJid().split("/")[0].equals(name)
382 && (conversation.getAccount() == account)) {
383 return conversation;
384 }
385 }
386 return null;
387 }
388
389 private void processRosterItems(Account account, Element elements) {
390 String version = elements.getAttribute("ver");
391 if (version != null) {
392 account.setRosterVersion(version);
393 databaseBackend.updateAccount(account);
394 }
395 for (Element item : elements.getChildren()) {
396 if (item.getName().equals("item")) {
397 String jid = item.getAttribute("jid");
398 String subscription = item.getAttribute("subscription");
399 Contact contact = databaseBackend.findContact(account, jid);
400 if (contact == null) {
401 if (!subscription.equals("remove")) {
402 String name = item.getAttribute("name");
403 if (name == null) {
404 name = jid.split("@")[0];
405 }
406 contact = new Contact(account, name, jid, null);
407 contact.parseSubscriptionFromElement(item);
408 databaseBackend.createContact(contact);
409 }
410 } else {
411 if (subscription.equals("remove")) {
412 databaseBackend.deleteContact(contact);
413 replaceContactInConversation(contact.getJid(), null);
414 } else {
415 contact.parseSubscriptionFromElement(item);
416 databaseBackend.updateContact(contact);
417 replaceContactInConversation(contact.getJid(), contact);
418 }
419 }
420 }
421 }
422 }
423
424 private void replaceContactInConversation(String jid, Contact contact) {
425 List<Conversation> conversations = getConversations();
426 for (int i = 0; i < conversations.size(); ++i) {
427 if ((conversations.get(i).getContactJid().equals(jid))) {
428 conversations.get(i).setContact(contact);
429 break;
430 }
431 }
432 }
433
434 public class XmppConnectionBinder extends Binder {
435 public XmppConnectionService getService() {
436 return XmppConnectionService.this;
437 }
438 }
439
440 @Override
441 public int onStartCommand(Intent intent, int flags, int startId) {
442 this.wakeLock.acquire();
443 // Log.d(LOGTAG,"calling start service. caller was:"+intent.getAction());
444 ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
445 .getSystemService(Context.CONNECTIVITY_SERVICE);
446 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
447 boolean isConnected = activeNetwork != null
448 && activeNetwork.isConnected();
449
450 for (Account account : accounts) {
451 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
452 if (!isConnected) {
453 account.setStatus(Account.STATUS_NO_INTERNET);
454 if (statusListener != null) {
455 statusListener.onStatusChanged(account);
456 }
457 } else {
458 if (account.getStatus() == Account.STATUS_NO_INTERNET) {
459 account.setStatus(Account.STATUS_OFFLINE);
460 if (statusListener != null) {
461 statusListener.onStatusChanged(account);
462 }
463 }
464
465 // TODO 3 remaining cases
466 if (account.getStatus() == Account.STATUS_ONLINE) {
467 long lastReceived = account.getXmppConnection().lastPaketReceived;
468 long lastSent = account.getXmppConnection().lastPingSent;
469 if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
470 Log.d(LOGTAG, account.getJid() + ": ping timeout");
471 this.reconnectAccount(account, true);
472 } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
473 account.getXmppConnection().sendPing();
474 account.getXmppConnection().lastPingSent = SystemClock
475 .elapsedRealtime();
476 this.scheduleWakeupCall(2, false);
477 }
478 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
479 if (account.getXmppConnection() == null) {
480 account.setXmppConnection(this
481 .createConnection(account));
482 }
483 account.getXmppConnection().lastPingSent = SystemClock
484 .elapsedRealtime();
485 new Thread(account.getXmppConnection()).start();
486 } else if ((account.getStatus() == Account.STATUS_CONNECTING)
487 && ((SystemClock.elapsedRealtime() - account
488 .getXmppConnection().lastConnect) / 1000 >= CONNECT_TIMEOUT)) {
489 Log.d(LOGTAG, account.getJid()
490 + ": time out during connect reconnecting");
491 reconnectAccount(account, true);
492 } else {
493 Log.d(LOGTAG,
494 "seconds since last connect:"
495 + ((SystemClock.elapsedRealtime() - account
496 .getXmppConnection().lastConnect) / 1000));
497 Log.d(LOGTAG,
498 account.getJid() + ": status="
499 + account.getStatus());
500 // TODO notify user of ssl cert problem or auth problem
501 // or what ever
502 }
503 // in any case. reschedule wakup call
504 this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
505 }
506 if (accountChangedListener != null) {
507 accountChangedListener.onAccountListChangedListener();
508 }
509 }
510 }
511 if (wakeLock.isHeld()) {
512 wakeLock.release();
513 }
514 return START_STICKY;
515 }
516
517 @Override
518 public void onCreate() {
519 ExceptionHelper.init(getApplicationContext());
520 databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
521 this.accounts = databaseBackend.getAccounts();
522
523 this.getConversations();
524
525 getContentResolver().registerContentObserver(
526 ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
527 this.pgpServiceConnection = new OpenPgpServiceConnection(
528 getApplicationContext(), "org.sufficientlysecure.keychain");
529 this.pgpServiceConnection.bindToService();
530
531 PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
532 this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
533 "XmppConnection");
534 }
535
536 @Override
537 public void onDestroy() {
538 super.onDestroy();
539 for (Account account : accounts) {
540 if (account.getXmppConnection() != null) {
541 disconnect(account, true);
542 }
543 }
544 }
545
546 protected void scheduleWakeupCall(int seconds, boolean ping) {
547 long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000;
548 Context context = getApplicationContext();
549 AlarmManager alarmManager = (AlarmManager) context
550 .getSystemService(Context.ALARM_SERVICE);
551
552 if (ping) {
553 if (this.pingIntent == null) {
554 this.pingIntent = new Intent(context, EventReceiver.class);
555 this.pingIntent.setAction("ping");
556 this.pingIntent.putExtra("time", timeToWake);
557 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
558 this.pingIntent, 0);
559 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
560 timeToWake, pendingPingIntent);
561 // Log.d(LOGTAG,"schedule ping in "+seconds+" seconds");
562 } else {
563 long scheduledTime = this.pingIntent.getLongExtra("time", 0);
564 if (scheduledTime < SystemClock.elapsedRealtime()
565 || (scheduledTime > timeToWake)) {
566 this.pingIntent.putExtra("time", timeToWake);
567 alarmManager.cancel(this.pendingPingIntent);
568 this.pendingPingIntent = PendingIntent.getBroadcast(
569 context, 0, this.pingIntent, 0);
570 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
571 timeToWake, pendingPingIntent);
572 // Log.d(LOGTAG,"reschedule old ping to ping in "+seconds+" seconds");
573 }
574 }
575 } else {
576 Intent intent = new Intent(context, EventReceiver.class);
577 intent.setAction("ping_check");
578 PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0,
579 intent, 0);
580 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake,
581 alarmIntent);
582 }
583
584 }
585
586 public XmppConnection createConnection(Account account) {
587 SharedPreferences sharedPref = PreferenceManager
588 .getDefaultSharedPreferences(getApplicationContext());
589 account.setResource(sharedPref.getString("resource", "mobile").toLowerCase(Locale.getDefault()));
590 XmppConnection connection = new XmppConnection(account, this.wakeLock);
591 connection.setOnMessagePacketReceivedListener(this.messageListener);
592 connection.setOnStatusChangedListener(this.statusListener);
593 connection.setOnPresencePacketReceivedListener(this.presenceListener);
594 connection
595 .setOnUnregisteredIqPacketReceivedListener(this.unknownIqListener);
596 connection.setOnJinglePacketReceivedListener(this.jingleListener);
597 connection
598 .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() {
599
600 @Override
601 public void onTLSExceptionReceived(String fingerprint,
602 Account account) {
603 Log.d(LOGTAG, "tls exception arrived in service");
604 if (tlsException != null) {
605 tlsException.onTLSExceptionReceived(fingerprint,
606 account);
607 }
608 }
609 });
610 connection.setOnBindListener(new OnBindListener() {
611
612 @Override
613 public void onBind(Account account) {
614 databaseBackend.clearPresences(account);
615 account.clearPresences(); // self presences
616 if (account.getXmppConnection().hasFeatureRosterManagment()) {
617 updateRoster(account, null);
618 }
619 connectMultiModeConversations(account);
620 if (convChangedListener != null) {
621 convChangedListener.onConversationListChanged();
622 }
623 }
624 });
625 return connection;
626 }
627
628 synchronized public void sendMessage(Message message, String presence) {
629 Account account = message.getConversation().getAccount();
630 Conversation conv = message.getConversation();
631 boolean saveInDb = false;
632 boolean addToConversation = false;
633 if (account.getStatus() == Account.STATUS_ONLINE) {
634 MessagePacket packet;
635 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
636 if (!conv.hasValidOtrSession()) {
637 // starting otr session. messages will be send later
638 conv.startOtrSession(getApplicationContext(), presence,true);
639 } else if (conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
640 // otr session aleary exists, creating message packet
641 // accordingly
642 packet = prepareMessagePacket(account, message,
643 conv.getOtrSession());
644 account.getXmppConnection().sendMessagePacket(packet);
645 message.setStatus(Message.STATUS_SEND);
646 }
647 saveInDb = true;
648 addToConversation = true;
649 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
650 message.getConversation().endOtrIfNeeded();
651 long keyId = message.getConversation().getContact()
652 .getPgpKeyId();
653 packet = new MessagePacket();
654 packet.setType(MessagePacket.TYPE_CHAT);
655 packet.setFrom(message.getConversation().getAccount()
656 .getFullJid());
657 packet.setTo(message.getCounterpart());
658 packet.setBody("This is an XEP-0027 encryted message");
659 packet.addChild("x","jabber:x:encrypted").setContent(this.getPgpEngine().encrypt(keyId,
660 message.getBody()));
661 account.getXmppConnection().sendMessagePacket(packet);
662 message.setStatus(Message.STATUS_SEND);
663 message.setEncryption(Message.ENCRYPTION_DECRYPTED);
664 saveInDb = true;
665 addToConversation = true;
666 } else {
667 message.getConversation().endOtrIfNeeded();
668 // don't encrypt
669 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
670 message.setStatus(Message.STATUS_SEND);
671 saveInDb = true;
672 addToConversation = true;
673 }
674
675 packet = prepareMessagePacket(account, message, null);
676 account.getXmppConnection().sendMessagePacket(packet);
677 }
678 } else {
679 // account is offline
680 saveInDb = true;
681 addToConversation = true;
682
683 }
684 if (saveInDb) {
685 databaseBackend.createMessage(message);
686 }
687 if (addToConversation) {
688 conv.getMessages().add(message);
689 if (convChangedListener != null) {
690 convChangedListener.onConversationListChanged();
691 }
692 }
693
694 }
695
696 private void sendUnsendMessages(Conversation conversation) {
697 for (int i = 0; i < conversation.getMessages().size(); ++i) {
698 if ((conversation.getMessages().get(i).getStatus() == Message.STATUS_UNSEND)&&(conversation.getMessages().get(i).getEncryption() == Message.ENCRYPTION_NONE)) {
699 Message message = conversation.getMessages().get(i);
700 MessagePacket packet = prepareMessagePacket(
701 conversation.getAccount(), message, null);
702 conversation.getAccount().getXmppConnection()
703 .sendMessagePacket(packet);
704 message.setStatus(Message.STATUS_SEND);
705 if (conversation.getMode() == Conversation.MODE_SINGLE) {
706 databaseBackend.updateMessage(message);
707 } else {
708 databaseBackend.deleteMessage(message);
709 conversation.getMessages().remove(i);
710 i--;
711 }
712 }
713 }
714 }
715
716 public MessagePacket prepareMessagePacket(Account account, Message message,
717 Session otrSession) {
718 MessagePacket packet = new MessagePacket();
719 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
720 packet.setType(MessagePacket.TYPE_CHAT);
721 if (otrSession != null) {
722 try {
723 packet.setBody(otrSession.transformSending(message
724 .getBody()));
725 } catch (OtrException e) {
726 Log.d(LOGTAG,
727 account.getJid()
728 + ": could not encrypt message to "
729 + message.getCounterpart());
730 }
731 packet.addChild("private","urn:xmpp:carbons:2");
732 packet.addChild("no-copy","urn:xmpp:hints");
733 packet.setTo(otrSession.getSessionID().getAccountID() + "/"
734 + otrSession.getSessionID().getUserID());
735 packet.setFrom(account.getFullJid());
736 } else {
737 packet.setBody(message.getBody());
738 packet.setTo(message.getCounterpart());
739 packet.setFrom(account.getJid());
740 }
741 } else if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
742 packet.setType(MessagePacket.TYPE_GROUPCHAT);
743 packet.setBody(message.getBody());
744 packet.setTo(message.getCounterpart().split("/")[0]);
745 packet.setFrom(account.getJid());
746 }
747 return packet;
748 }
749
750 private void getRoster(Account account,
751 final OnRosterFetchedListener listener) {
752 List<Contact> contacts = databaseBackend.getContactsByAccount(account);
753 for (int i = 0; i < contacts.size(); ++i) {
754 contacts.get(i).setAccount(account);
755 }
756 if (listener != null) {
757 listener.onRosterFetched(contacts);
758 }
759 }
760
761 public List<Contact> getRoster(Account account) {
762 List<Contact> contacts = databaseBackend.getContactsByAccount(account);
763 for (int i = 0; i < contacts.size(); ++i) {
764 contacts.get(i).setAccount(account);
765 }
766 return contacts;
767 }
768
769 public void updateRoster(final Account account,
770 final OnRosterFetchedListener listener) {
771 IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
772 if (!"".equals(account.getRosterVersion())) {
773 Log.d(LOGTAG, account.getJid() + ": fetching roster version "
774 + account.getRosterVersion());
775 } else {
776 Log.d(LOGTAG, account.getJid() + ": fetching roster");
777 }
778 iqPacket.query("jabber:iq:roster").setAttribute("ver", account.getRosterVersion());
779 account.getXmppConnection().sendIqPacket(iqPacket,
780 new OnIqPacketReceived() {
781
782 @Override
783 public void onIqPacketReceived(final Account account,
784 IqPacket packet) {
785 Element roster = packet.findChild("query");
786 if (roster != null) {
787 Log.d(LOGTAG, account.getJid()
788 + ": processing roster");
789 processRosterItems(account, roster);
790 StringBuilder mWhere = new StringBuilder();
791 mWhere.append("jid NOT IN(");
792 List<Element> items = roster.getChildren();
793 for (int i = 0; i < items.size(); ++i) {
794 mWhere.append(DatabaseUtils
795 .sqlEscapeString(items.get(i)
796 .getAttribute("jid")));
797 if (i != items.size() - 1) {
798 mWhere.append(",");
799 }
800 }
801 mWhere.append(") and accountUuid = \"");
802 mWhere.append(account.getUuid());
803 mWhere.append("\"");
804 List<Contact> contactsToDelete = databaseBackend
805 .getContacts(mWhere.toString());
806 for (Contact contact : contactsToDelete) {
807 databaseBackend.deleteContact(contact);
808 replaceContactInConversation(contact.getJid(),
809 null);
810 }
811
812 } else {
813 Log.d(LOGTAG, account.getJid()
814 + ": empty roster returend");
815 }
816 mergePhoneContactsWithRoster(new OnPhoneContactsMerged() {
817
818 @Override
819 public void phoneContactsMerged() {
820 if (listener != null) {
821 getRoster(account, listener);
822 }
823 }
824 });
825 }
826 });
827 }
828
829 public void mergePhoneContactsWithRoster(
830 final OnPhoneContactsMerged listener) {
831 PhoneHelper.loadPhoneContacts(getApplicationContext(),
832 new OnPhoneContactsLoadedListener() {
833 @Override
834 public void onPhoneContactsLoaded(
835 Hashtable<String, Bundle> phoneContacts) {
836 List<Contact> contacts = databaseBackend
837 .getContactsByAccount(null);
838 for (int i = 0; i < contacts.size(); ++i) {
839 Contact contact = contacts.get(i);
840 if (phoneContacts.containsKey(contact.getJid())) {
841 Bundle phoneContact = phoneContacts.get(contact
842 .getJid());
843 String systemAccount = phoneContact
844 .getInt("phoneid")
845 + "#"
846 + phoneContact.getString("lookup");
847 contact.setSystemAccount(systemAccount);
848 contact.setPhotoUri(phoneContact
849 .getString("photouri"));
850 contact.setDisplayName(phoneContact
851 .getString("displayname"));
852 databaseBackend.updateContact(contact);
853 replaceContactInConversation(contact.getJid(),
854 contact);
855 } else {
856 if ((contact.getSystemAccount() != null)
857 || (contact.getProfilePhoto() != null)) {
858 contact.setSystemAccount(null);
859 contact.setPhotoUri(null);
860 databaseBackend.updateContact(contact);
861 replaceContactInConversation(
862 contact.getJid(), contact);
863 }
864 }
865 }
866 if (listener != null) {
867 listener.phoneContactsMerged();
868 }
869 }
870 });
871 }
872
873 public List<Conversation> getConversations() {
874 if (this.conversations == null) {
875 Hashtable<String, Account> accountLookupTable = new Hashtable<String, Account>();
876 for (Account account : this.accounts) {
877 accountLookupTable.put(account.getUuid(), account);
878 }
879 this.conversations = databaseBackend
880 .getConversations(Conversation.STATUS_AVAILABLE);
881 for (Conversation conv : this.conversations) {
882 Account account = accountLookupTable.get(conv.getAccountUuid());
883 conv.setAccount(account);
884 conv.setContact(findContact(account, conv.getContactJid()));
885 conv.setMessages(databaseBackend.getMessages(conv, 50));
886 }
887 }
888 Collections.sort(this.conversations, new Comparator<Conversation>() {
889 @Override
890 public int compare(Conversation lhs, Conversation rhs) {
891 return (int) (rhs.getLatestMessage().getTimeSent() - lhs
892 .getLatestMessage().getTimeSent());
893 }
894 });
895 return this.conversations;
896 }
897
898 public List<Account> getAccounts() {
899 return this.accounts;
900 }
901
902 public Contact findContact(Account account, String jid) {
903 Contact contact = databaseBackend.findContact(account, jid);
904 if (contact != null) {
905 contact.setAccount(account);
906 }
907 return contact;
908 }
909
910 public Conversation findOrCreateConversation(Account account, String jid,
911 boolean muc) {
912 for (Conversation conv : this.getConversations()) {
913 if ((conv.getAccount().equals(account))
914 && (conv.getContactJid().split("/")[0].equals(jid))) {
915 return conv;
916 }
917 }
918 Conversation conversation = databaseBackend.findConversation(account,
919 jid);
920 if (conversation != null) {
921 conversation.setStatus(Conversation.STATUS_AVAILABLE);
922 conversation.setAccount(account);
923 if (muc) {
924 conversation.setMode(Conversation.MODE_MULTI);
925 } else {
926 conversation.setMode(Conversation.MODE_SINGLE);
927 }
928 conversation.setMessages(databaseBackend.getMessages(conversation,
929 50));
930 this.databaseBackend.updateConversation(conversation);
931 conversation.setContact(findContact(account,
932 conversation.getContactJid()));
933 } else {
934 String conversationName;
935 Contact contact = findContact(account, jid);
936 if (contact != null) {
937 conversationName = contact.getDisplayName();
938 } else {
939 conversationName = jid.split("@")[0];
940 }
941 if (muc) {
942 conversation = new Conversation(conversationName, account, jid,
943 Conversation.MODE_MULTI);
944 } else {
945 conversation = new Conversation(conversationName, account, jid,
946 Conversation.MODE_SINGLE);
947 }
948 conversation.setContact(contact);
949 this.databaseBackend.createConversation(conversation);
950 }
951 this.conversations.add(conversation);
952 if ((account.getStatus() == Account.STATUS_ONLINE)&&(conversation.getMode() == Conversation.MODE_MULTI)) {
953 joinMuc(conversation);
954 }
955 if (this.convChangedListener != null) {
956 this.convChangedListener.onConversationListChanged();
957 }
958 return conversation;
959 }
960
961 public void archiveConversation(Conversation conversation) {
962 if (conversation.getMode() == Conversation.MODE_MULTI) {
963 leaveMuc(conversation);
964 } else {
965 conversation.endOtrIfNeeded();
966 }
967 this.databaseBackend.updateConversation(conversation);
968 this.conversations.remove(conversation);
969 if (this.convChangedListener != null) {
970 this.convChangedListener.onConversationListChanged();
971 }
972 }
973
974 public int getConversationCount() {
975 return this.databaseBackend.getConversationCount();
976 }
977
978 public void createAccount(Account account) {
979 databaseBackend.createAccount(account);
980 this.accounts.add(account);
981 this.reconnectAccount(account, false);
982 if (accountChangedListener != null)
983 accountChangedListener.onAccountListChangedListener();
984 }
985
986 public void deleteContact(Contact contact) {
987 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
988 Element query = iq.query("jabber:iq:roster");
989 query.addChild("item").setAttribute("jid", contact.getJid()).setAttribute("subscription", "remove");
990 contact.getAccount().getXmppConnection().sendIqPacket(iq, null);
991 replaceContactInConversation(contact.getJid(), null);
992 databaseBackend.deleteContact(contact);
993 }
994
995 public void updateAccount(Account account) {
996 databaseBackend.updateAccount(account);
997 reconnectAccount(account, false);
998 if (accountChangedListener != null)
999 accountChangedListener.onAccountListChangedListener();
1000 }
1001
1002 public void deleteAccount(Account account) {
1003 if (account.getXmppConnection() != null) {
1004 this.disconnect(account, true);
1005 }
1006 databaseBackend.deleteAccount(account);
1007 this.accounts.remove(account);
1008 if (accountChangedListener != null)
1009 accountChangedListener.onAccountListChangedListener();
1010 }
1011
1012 public void setOnConversationListChangedListener(
1013 OnConversationListChangedListener listener) {
1014 this.convChangedListener = listener;
1015 this.convChangedListenerCount++;
1016 Log.d(LOGTAG,"registered on conv changed in backend ("+convChangedListenerCount+")");
1017 }
1018
1019 public void removeOnConversationListChangedListener() {
1020 this.convChangedListenerCount--;
1021 Log.d(LOGTAG,"someone on conv changed listener removed listener ("+convChangedListenerCount+")");
1022 if (this.convChangedListenerCount==0) {
1023 this.convChangedListener = null;
1024 }
1025 }
1026
1027 public void setOnAccountListChangedListener(
1028 OnAccountListChangedListener listener) {
1029 this.accountChangedListener = listener;
1030 }
1031
1032 public void removeOnAccountListChangedListener() {
1033 this.accountChangedListener = null;
1034 }
1035
1036 public void connectMultiModeConversations(Account account) {
1037 List<Conversation> conversations = getConversations();
1038 for (int i = 0; i < conversations.size(); i++) {
1039 Conversation conversation = conversations.get(i);
1040 if ((conversation.getMode() == Conversation.MODE_MULTI)
1041 && (conversation.getAccount() == account)) {
1042 joinMuc(conversation);
1043 }
1044 }
1045 }
1046
1047 public void joinMuc(Conversation conversation) {
1048 String[] mucParts = conversation.getContactJid().split("/");
1049 String muc;
1050 String nick;
1051 if (mucParts.length == 2) {
1052 muc = mucParts[0];
1053 nick = mucParts[1];
1054 } else {
1055 muc = mucParts[0];
1056 nick = conversation.getAccount().getUsername();
1057 }
1058 PresencePacket packet = new PresencePacket();
1059 packet.setAttribute("to", muc + "/" + nick);
1060 Element x = new Element("x");
1061 x.setAttribute("xmlns", "http://jabber.org/protocol/muc");
1062 if (conversation.getMessages().size() != 0) {
1063 long lastMsgTime = conversation.getLatestMessage().getTimeSent();
1064 long diff = (System.currentTimeMillis() - lastMsgTime) / 1000 - 1;
1065 x.addChild("history").setAttribute("seconds", diff + "");
1066 }
1067 packet.addChild(x);
1068 Log.d(LOGTAG,conversation.getAccount().getJid()+": joining muc "+packet.toString());
1069 conversation.getAccount().getXmppConnection()
1070 .sendPresencePacket(packet);
1071 }
1072
1073 private OnRenameListener renameListener = null;
1074
1075 public void setOnRenameListener(OnRenameListener listener) {
1076 this.renameListener = listener;
1077 }
1078
1079 public void renameInMuc(final Conversation conversation, final String nick) {
1080 final MucOptions options = conversation.getMucOptions();
1081 if (options.online()) {
1082 options.setOnRenameListener(new OnRenameListener() {
1083
1084 @Override
1085 public void onRename(boolean success) {
1086 if (renameListener != null) {
1087 renameListener.onRename(success);
1088 }
1089 if (success) {
1090 databaseBackend.updateConversation(conversation);
1091 }
1092 }
1093 });
1094 options.flagAboutToRename();
1095 PresencePacket packet = new PresencePacket();
1096 packet.setAttribute("to",
1097 conversation.getContactJid().split("/")[0] + "/" + nick);
1098 packet.setAttribute("from", conversation.getAccount().getFullJid());
1099
1100 conversation.getAccount().getXmppConnection()
1101 .sendPresencePacket(packet, null);
1102 } else {
1103 String jid = conversation.getContactJid().split("/")[0] + "/"
1104 + nick;
1105 conversation.setContactJid(jid);
1106 databaseBackend.updateConversation(conversation);
1107 if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
1108 joinMuc(conversation);
1109 }
1110 }
1111 }
1112
1113 public void leaveMuc(Conversation conversation) {
1114 PresencePacket packet = new PresencePacket();
1115 packet.setAttribute("to", conversation.getContactJid().split("/")[0] + "/" + conversation.getMucOptions().getNick());
1116 packet.setAttribute("from", conversation.getAccount().getFullJid());
1117 packet.setAttribute("type", "unavailable");
1118 Log.d(LOGTAG,"send leaving muc " + packet);
1119 conversation.getAccount().getXmppConnection()
1120 .sendPresencePacket(packet);
1121 conversation.getMucOptions().setOffline();
1122 }
1123
1124 public void disconnect(Account account, boolean force) {
1125 if ((account.getStatus() == Account.STATUS_ONLINE)
1126 || (account.getStatus() == Account.STATUS_DISABLED)) {
1127 if (!force) {
1128 List<Conversation> conversations = getConversations();
1129 for (int i = 0; i < conversations.size(); i++) {
1130 Conversation conversation = conversations.get(i);
1131 if (conversation.getAccount() == account) {
1132 if (conversation.getMode() == Conversation.MODE_MULTI) {
1133 leaveMuc(conversation);
1134 } else {
1135 conversation.endOtrIfNeeded();
1136 }
1137 }
1138 }
1139 }
1140 account.getXmppConnection().disconnect(force);
1141 }
1142 }
1143
1144 @Override
1145 public IBinder onBind(Intent intent) {
1146 return mBinder;
1147 }
1148
1149 public void updateContact(Contact contact) {
1150 databaseBackend.updateContact(contact);
1151 replaceContactInConversation(contact.getJid(), contact);
1152 }
1153
1154 public void updateMessage(Message message) {
1155 databaseBackend.updateMessage(message);
1156 }
1157
1158 public void createContact(Contact contact) {
1159 SharedPreferences sharedPref = PreferenceManager
1160 .getDefaultSharedPreferences(getApplicationContext());
1161 boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true);
1162 if (autoGrant) {
1163 contact.setSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT);
1164 contact.setSubscriptionOption(Contact.Subscription.ASKING);
1165 }
1166 databaseBackend.createContact(contact);
1167 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1168 Element query = new Element("query");
1169 query.setAttribute("xmlns", "jabber:iq:roster");
1170 Element item = new Element("item");
1171 item.setAttribute("jid", contact.getJid());
1172 item.setAttribute("name", contact.getJid());
1173 query.addChild(item);
1174 iq.addChild(query);
1175 Account account = contact.getAccount();
1176 account.getXmppConnection().sendIqPacket(iq, null);
1177 if (autoGrant) {
1178 requestPresenceUpdatesFrom(contact);
1179 }
1180 replaceContactInConversation(contact.getJid(), contact);
1181 }
1182
1183 public void requestPresenceUpdatesFrom(Contact contact) {
1184 // Requesting a Subscription type=subscribe
1185 PresencePacket packet = new PresencePacket();
1186 packet.setAttribute("type", "subscribe");
1187 packet.setAttribute("to", contact.getJid());
1188 packet.setAttribute("from", contact.getAccount().getJid());
1189 Log.d(LOGTAG, packet.toString());
1190 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1191 }
1192
1193 public void stopPresenceUpdatesFrom(Contact contact) {
1194 // Unsubscribing type='unsubscribe'
1195 PresencePacket packet = new PresencePacket();
1196 packet.setAttribute("type", "unsubscribe");
1197 packet.setAttribute("to", contact.getJid());
1198 packet.setAttribute("from", contact.getAccount().getJid());
1199 Log.d(LOGTAG, packet.toString());
1200 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1201 }
1202
1203 public void stopPresenceUpdatesTo(Contact contact) {
1204 // Canceling a Subscription type=unsubscribed
1205 PresencePacket packet = new PresencePacket();
1206 packet.setAttribute("type", "unsubscribed");
1207 packet.setAttribute("to", contact.getJid());
1208 packet.setAttribute("from", contact.getAccount().getJid());
1209 Log.d(LOGTAG, packet.toString());
1210 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1211 }
1212
1213 public void sendPresenceUpdatesTo(Contact contact) {
1214 // type='subscribed'
1215 PresencePacket packet = new PresencePacket();
1216 packet.setAttribute("type", "subscribed");
1217 packet.setAttribute("to", contact.getJid());
1218 packet.setAttribute("from", contact.getAccount().getJid());
1219 Log.d(LOGTAG, packet.toString());
1220 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1221 }
1222
1223 public void sendPgpPresence(Account account, String signature) {
1224 PresencePacket packet = new PresencePacket();
1225 packet.setAttribute("from", account.getFullJid());
1226 Element status = new Element("status");
1227 status.setContent("online");
1228 packet.addChild(status);
1229 Element x = new Element("x");
1230 x.setAttribute("xmlns", "jabber:x:signed");
1231 x.setContent(signature);
1232 packet.addChild(x);
1233 account.getXmppConnection().sendPresencePacket(packet);
1234 }
1235
1236 public void generatePgpAnnouncement(Account account)
1237 throws PgpEngine.UserInputRequiredException {
1238 if (account.getStatus() == Account.STATUS_ONLINE) {
1239 String signature = getPgpEngine().generateSignature("online");
1240 account.setKey("pgp_signature", signature);
1241 databaseBackend.updateAccount(account);
1242 sendPgpPresence(account, signature);
1243 }
1244 }
1245
1246 public void updateConversation(Conversation conversation) {
1247 this.databaseBackend.updateConversation(conversation);
1248 }
1249
1250 public Contact findContact(String uuid) {
1251 Contact contact = this.databaseBackend.getContact(uuid);
1252 for (Account account : getAccounts()) {
1253 if (contact.getAccountUuid().equals(account.getUuid())) {
1254 contact.setAccount(account);
1255 }
1256 }
1257 return contact;
1258 }
1259
1260 public void removeOnTLSExceptionReceivedListener() {
1261 this.tlsException = null;
1262 }
1263
1264 // TODO dont let thread sleep but schedule wake up
1265 public void reconnectAccount(final Account account, final boolean force) {
1266 new Thread(new Runnable() {
1267
1268 @Override
1269 public void run() {
1270 if (account.getXmppConnection() != null) {
1271 disconnect(account, force);
1272 }
1273 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
1274 if (account.getXmppConnection() == null) {
1275 account.setXmppConnection(createConnection(account));
1276 }
1277 Thread thread = new Thread(account.getXmppConnection());
1278 thread.start();
1279 scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false);
1280 }
1281 }
1282 }).start();
1283 }
1284
1285 public void updateConversationInGui() {
1286 if (convChangedListener != null) {
1287 convChangedListener.onConversationListChanged();
1288 }
1289 }
1290
1291 public void sendConversationSubject(Conversation conversation,
1292 String subject) {
1293 MessagePacket packet = new MessagePacket();
1294 packet.setType(MessagePacket.TYPE_GROUPCHAT);
1295 packet.setTo(conversation.getContactJid().split("/")[0]);
1296 Element subjectChild = new Element("subject");
1297 subjectChild.setContent(subject);
1298 packet.addChild(subjectChild);
1299 packet.setFrom(conversation.getAccount().getJid());
1300 Account account = conversation.getAccount();
1301 if (account.getStatus() == Account.STATUS_ONLINE) {
1302 account.getXmppConnection().sendMessagePacket(packet);
1303 }
1304 }
1305
1306 public void inviteToConference(Conversation conversation,
1307 List<Contact> contacts) {
1308 for (Contact contact : contacts) {
1309 MessagePacket packet = new MessagePacket();
1310 packet.setTo(conversation.getContactJid().split("/")[0]);
1311 packet.setFrom(conversation.getAccount().getFullJid());
1312 Element x = new Element("x");
1313 x.setAttribute("xmlns", "http://jabber.org/protocol/muc#user");
1314 Element invite = new Element("invite");
1315 invite.setAttribute("to", contact.getJid());
1316 x.addChild(invite);
1317 packet.addChild(x);
1318 Log.d(LOGTAG, packet.toString());
1319 conversation.getAccount().getXmppConnection()
1320 .sendMessagePacket(packet);
1321 }
1322
1323 }
1324}