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.MessageParser;
31import eu.siacs.conversations.parser.PresenceParser;
32import eu.siacs.conversations.persistance.DatabaseBackend;
33import eu.siacs.conversations.persistance.FileBackend;
34import eu.siacs.conversations.ui.OnAccountListChangedListener;
35import eu.siacs.conversations.ui.OnConversationListChangedListener;
36import eu.siacs.conversations.ui.UiCallback;
37import eu.siacs.conversations.utils.CryptoHelper;
38import eu.siacs.conversations.utils.ExceptionHelper;
39import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener;
40import eu.siacs.conversations.utils.PRNGFixes;
41import eu.siacs.conversations.utils.PhoneHelper;
42import eu.siacs.conversations.utils.UIHelper;
43import eu.siacs.conversations.xml.Element;
44import eu.siacs.conversations.xmpp.OnBindListener;
45import eu.siacs.conversations.xmpp.OnContactStatusChanged;
46import eu.siacs.conversations.xmpp.OnIqPacketReceived;
47import eu.siacs.conversations.xmpp.OnStatusChanged;
48import eu.siacs.conversations.xmpp.OnTLSExceptionReceived;
49import eu.siacs.conversations.xmpp.XmppConnection;
50import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
51import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived;
52import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
53import eu.siacs.conversations.xmpp.stanzas.IqPacket;
54import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
55import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
56import android.annotation.SuppressLint;
57import android.app.AlarmManager;
58import android.app.PendingIntent;
59import android.app.Service;
60import android.content.Context;
61import android.content.Intent;
62import android.content.SharedPreferences;
63import android.database.ContentObserver;
64import android.net.ConnectivityManager;
65import android.net.NetworkInfo;
66import android.net.Uri;
67import android.os.Binder;
68import android.os.Bundle;
69import android.os.IBinder;
70import android.os.PowerManager;
71import android.os.PowerManager.WakeLock;
72import android.os.SystemClock;
73import android.preference.PreferenceManager;
74import android.provider.ContactsContract;
75import android.util.Log;
76
77public class XmppConnectionService extends Service {
78
79 protected static final String LOGTAG = "xmppService";
80 public DatabaseBackend databaseBackend;
81 private FileBackend fileBackend;
82
83 public long startDate;
84
85 private static final int PING_MAX_INTERVAL = 300;
86 private static final int PING_MIN_INTERVAL = 30;
87 private static final int PING_TIMEOUT = 10;
88 private static final int CONNECT_TIMEOUT = 90;
89 public static final long CARBON_GRACE_PERIOD = 60000L;
90
91 private static String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts";
92
93 private MessageParser mMessageParser = new MessageParser(this);
94 private PresenceParser mPresenceParser = new PresenceParser(this);
95 private MessageGenerator mMessageGenerator = new MessageGenerator();
96 private PresenceGenerator mPresenceGenerator = new PresenceGenerator();
97
98 private List<Account> accounts;
99 private List<Conversation> conversations = null;
100 private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(
101 this);
102
103 private OnConversationListChangedListener convChangedListener = null;
104 private int convChangedListenerCount = 0;
105 private OnAccountListChangedListener accountChangedListener = null;
106 private OnTLSExceptionReceived tlsException = null;
107 public OnContactStatusChanged onContactStatusChanged = new OnContactStatusChanged() {
108
109 @Override
110 public void onContactStatusChanged(Contact contact, boolean online) {
111 Conversation conversation = findActiveConversation(contact);
112 if (conversation != null) {
113 conversation.endOtrIfNeeded();
114 if (online && (contact.getPresences().size() == 1)) {
115 sendUnsendMessages(conversation);
116 }
117 }
118 }
119 };
120
121 public void setOnTLSExceptionReceivedListener(
122 OnTLSExceptionReceived listener) {
123 tlsException = listener;
124 }
125
126 private SecureRandom mRandom;
127
128 private ContentObserver contactObserver = new ContentObserver(null) {
129 @Override
130 public void onChange(boolean selfChange) {
131 super.onChange(selfChange);
132 Intent intent = new Intent(getApplicationContext(),
133 XmppConnectionService.class);
134 intent.setAction(ACTION_MERGE_PHONE_CONTACTS);
135 startService(intent);
136 }
137 };
138
139 private final IBinder mBinder = new XmppConnectionBinder();
140 private OnStatusChanged statusListener = new OnStatusChanged() {
141
142 @Override
143 public void onStatusChanged(Account account) {
144 if (accountChangedListener != null) {
145 accountChangedListener.onAccountListChangedListener();
146 }
147 if (account.getStatus() == Account.STATUS_ONLINE) {
148 mJingleConnectionManager.cancelInTransmission();
149 List<Conversation> conversations = getConversations();
150 for (int i = 0; i < conversations.size(); ++i) {
151 if (conversations.get(i).getAccount() == account) {
152 conversations.get(i).startOtrIfNeeded();
153 sendUnsendMessages(conversations.get(i));
154 }
155 }
156 syncDirtyContacts(account);
157 scheduleWakeupCall(PING_MAX_INTERVAL, true);
158 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
159 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
160 int timeToReconnect = mRandom.nextInt(50) + 10;
161 scheduleWakeupCall(timeToReconnect, false);
162 }
163
164 } else if (account.getStatus() == Account.STATUS_REGISTRATION_SUCCESSFULL) {
165 databaseBackend.updateAccount(account);
166 reconnectAccount(account, true);
167 } else if ((account.getStatus() != Account.STATUS_CONNECTING)
168 && (account.getStatus() != Account.STATUS_NO_INTERNET)) {
169 int next = account.getXmppConnection().getTimeToNextAttempt();
170 Log.d(LOGTAG, account.getJid()
171 + ": error connecting account. try again in " + next
172 + "s for the "
173 + (account.getXmppConnection().getAttempt() + 1)
174 + " time");
175 scheduleWakeupCall(next, false);
176 }
177 UIHelper.showErrorNotification(getApplicationContext(),
178 getAccounts());
179 }
180 };
181
182 private OnIqPacketReceived unknownIqListener = new OnIqPacketReceived() {
183
184 @Override
185 public void onIqPacketReceived(Account account, IqPacket packet) {
186 if (packet.hasChild("query", "jabber:iq:roster")) {
187 String from = packet.getFrom();
188 if ((from == null) || (from.equals(account.getJid()))) {
189 Element query = packet.findChild("query");
190 processRosterItems(account, query);
191 } else {
192 Log.d(LOGTAG, "unauthorized roster push from: " + from);
193 }
194 } else if (packet
195 .hasChild("open", "http://jabber.org/protocol/ibb")
196 || packet
197 .hasChild("data", "http://jabber.org/protocol/ibb")) {
198 XmppConnectionService.this.mJingleConnectionManager
199 .deliverIbbPacket(account, packet);
200 } else if (packet.hasChild("query",
201 "http://jabber.org/protocol/disco#info")) {
202 IqPacket iqResponse = packet
203 .generateRespone(IqPacket.TYPE_RESULT);
204 Element query = iqResponse.addChild("query",
205 "http://jabber.org/protocol/disco#info");
206 query.addChild("feature").setAttribute("var",
207 "urn:xmpp:jingle:1");
208 query.addChild("feature").setAttribute("var",
209 "urn:xmpp:jingle:apps:file-transfer:3");
210 query.addChild("feature").setAttribute("var",
211 "urn:xmpp:jingle:transports:s5b:1");
212 query.addChild("feature").setAttribute("var",
213 "urn:xmpp:jingle:transports:ibb:1");
214 if (confirmMessages()) {
215 query.addChild("feature").setAttribute("var",
216 "urn:xmpp:receipts");
217 }
218 account.getXmppConnection().sendIqPacket(iqResponse, null);
219 } else {
220 if ((packet.getType() == IqPacket.TYPE_GET)
221 || (packet.getType() == IqPacket.TYPE_SET)) {
222 IqPacket response = packet
223 .generateRespone(IqPacket.TYPE_ERROR);
224 Element error = response.addChild("error");
225 error.setAttribute("type", "cancel");
226 error.addChild("feature-not-implemented",
227 "urn:ietf:params:xml:ns:xmpp-stanzas");
228 account.getXmppConnection().sendIqPacket(response, null);
229 }
230 }
231 }
232 };
233
234 private OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() {
235
236 @Override
237 public void onJinglePacketReceived(Account account, JinglePacket packet) {
238 mJingleConnectionManager.deliverPacket(account, packet);
239 }
240 };
241
242 private OpenPgpServiceConnection pgpServiceConnection;
243 private PgpEngine mPgpEngine = null;
244 private Intent pingIntent;
245 private PendingIntent pendingPingIntent = null;
246 private WakeLock wakeLock;
247 private PowerManager pm;
248
249 public PgpEngine getPgpEngine() {
250 if (pgpServiceConnection.isBound()) {
251 if (this.mPgpEngine == null) {
252 this.mPgpEngine = new PgpEngine(new OpenPgpApi(
253 getApplicationContext(),
254 pgpServiceConnection.getService()), this);
255 }
256 return mPgpEngine;
257 } else {
258 return null;
259 }
260
261 }
262
263 public FileBackend getFileBackend() {
264 return this.fileBackend;
265 }
266
267 public Message attachImageToConversation(final Conversation conversation,
268 final Uri uri, final UiCallback<Message> callback) {
269 final Message message;
270 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
271 message = new Message(conversation, "",
272 Message.ENCRYPTION_DECRYPTED);
273 } else {
274 message = new Message(conversation, "",
275 conversation.getNextEncryption());
276 }
277 message.setPresence(conversation.getNextPresence());
278 message.setType(Message.TYPE_IMAGE);
279 message.setStatus(Message.STATUS_OFFERED);
280 new Thread(new Runnable() {
281
282 @Override
283 public void run() {
284 try {
285 getFileBackend().copyImageToPrivateStorage(message, uri);
286 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
287 getPgpEngine().encrypt(message, callback);
288 } else {
289 callback.success(message);
290 }
291 } catch (FileBackend.ImageCopyException e) {
292 callback.error(e.getResId(), message);
293 }
294 }
295 }).start();
296 return message;
297 }
298
299 public Conversation findMuc(String name, Account account) {
300 for (Conversation conversation : this.conversations) {
301 if (conversation.getContactJid().split("/")[0].equals(name)
302 && (conversation.getAccount() == account)) {
303 return conversation;
304 }
305 }
306 return null;
307 }
308
309 private void processRosterItems(Account account, Element elements) {
310 String version = elements.getAttribute("ver");
311 if (version != null) {
312 account.getRoster().setVersion(version);
313 }
314 for (Element item : elements.getChildren()) {
315 if (item.getName().equals("item")) {
316 String jid = item.getAttribute("jid");
317 String name = item.getAttribute("name");
318 String subscription = item.getAttribute("subscription");
319 Contact contact = account.getRoster().getContact(jid);
320 if (!contact.getOption(Contact.Options.DIRTY_PUSH)) {
321 contact.setServerName(name);
322 }
323 if (subscription.equals("remove")) {
324 contact.resetOption(Contact.Options.IN_ROSTER);
325 contact.resetOption(Contact.Options.DIRTY_DELETE);
326 contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
327 } else {
328 contact.setOption(Contact.Options.IN_ROSTER);
329 contact.resetOption(Contact.Options.DIRTY_PUSH);
330 contact.parseSubscriptionFromElement(item);
331 }
332 }
333 }
334 }
335
336 public class XmppConnectionBinder extends Binder {
337 public XmppConnectionService getService() {
338 return XmppConnectionService.this;
339 }
340 }
341
342 @Override
343 public int onStartCommand(Intent intent, int flags, int startId) {
344 if ((intent != null)
345 && (ACTION_MERGE_PHONE_CONTACTS.equals(intent.getAction()))) {
346 mergePhoneContactsWithRoster();
347 return START_STICKY;
348 } else if ((intent != null)
349 && (Intent.ACTION_SHUTDOWN.equals(intent.getAction()))) {
350 logoutAndSave();
351 return START_NOT_STICKY;
352 }
353 this.wakeLock.acquire();
354 ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
355 .getSystemService(Context.CONNECTIVITY_SERVICE);
356 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
357 boolean isConnected = activeNetwork != null
358 && activeNetwork.isConnected();
359
360 for (Account account : accounts) {
361 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
362 if (!isConnected) {
363 account.setStatus(Account.STATUS_NO_INTERNET);
364 if (statusListener != null) {
365 statusListener.onStatusChanged(account);
366 }
367 } else {
368 if (account.getStatus() == Account.STATUS_NO_INTERNET) {
369 account.setStatus(Account.STATUS_OFFLINE);
370 if (statusListener != null) {
371 statusListener.onStatusChanged(account);
372 }
373 }
374 if (account.getStatus() == Account.STATUS_ONLINE) {
375 long lastReceived = account.getXmppConnection().lastPaketReceived;
376 long lastSent = account.getXmppConnection().lastPingSent;
377 if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
378 Log.d(LOGTAG, account.getJid() + ": ping timeout");
379 this.reconnectAccount(account, true);
380 } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
381 account.getXmppConnection().sendPing();
382 account.getXmppConnection().lastPingSent = SystemClock
383 .elapsedRealtime();
384 this.scheduleWakeupCall(2, false);
385 }
386 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
387 if (account.getXmppConnection() == null) {
388 account.setXmppConnection(this
389 .createConnection(account));
390 }
391 account.getXmppConnection().lastPingSent = SystemClock
392 .elapsedRealtime();
393 new Thread(account.getXmppConnection()).start();
394 } else if ((account.getStatus() == Account.STATUS_CONNECTING)
395 && ((SystemClock.elapsedRealtime() - account
396 .getXmppConnection().lastConnect) / 1000 >= CONNECT_TIMEOUT)) {
397 Log.d(LOGTAG, account.getJid()
398 + ": time out during connect reconnecting");
399 reconnectAccount(account, true);
400 } else {
401 if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
402 reconnectAccount(account, true);
403 }
404 }
405 // in any case. reschedule wakup call
406 this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
407 }
408 if (accountChangedListener != null) {
409 accountChangedListener.onAccountListChangedListener();
410 }
411 }
412 }
413 if (wakeLock.isHeld()) {
414 try {
415 wakeLock.release();
416 } catch (RuntimeException re) {
417 }
418 }
419 return START_STICKY;
420 }
421
422 @SuppressLint("TrulyRandom")
423 @Override
424 public void onCreate() {
425 ExceptionHelper.init(getApplicationContext());
426 PRNGFixes.apply();
427 this.mRandom = new SecureRandom();
428 this.databaseBackend = DatabaseBackend
429 .getInstance(getApplicationContext());
430 this.fileBackend = new FileBackend(getApplicationContext());
431 this.accounts = databaseBackend.getAccounts();
432
433 for (Account account : this.accounts) {
434 this.databaseBackend.readRoster(account.getRoster());
435 }
436 this.mergePhoneContactsWithRoster();
437 this.getConversations();
438
439 getContentResolver().registerContentObserver(
440 ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
441 this.pgpServiceConnection = new OpenPgpServiceConnection(
442 getApplicationContext(), "org.sufficientlysecure.keychain");
443 this.pgpServiceConnection.bindToService();
444
445 this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
446 this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
447 "XmppConnectionService");
448 }
449
450 @Override
451 public void onDestroy() {
452 super.onDestroy();
453 this.logoutAndSave();
454 }
455
456 @Override
457 public void onTaskRemoved(Intent rootIntent) {
458 super.onTaskRemoved(rootIntent);
459 this.logoutAndSave();
460 }
461
462 private void logoutAndSave() {
463 for (Account account : accounts) {
464 databaseBackend.writeRoster(account.getRoster());
465 if (account.getXmppConnection() != null) {
466 disconnect(account, false);
467 }
468 }
469 Context context = getApplicationContext();
470 AlarmManager alarmManager = (AlarmManager) context
471 .getSystemService(Context.ALARM_SERVICE);
472 Intent intent = new Intent(context, EventReceiver.class);
473 alarmManager.cancel(PendingIntent.getBroadcast(context, 0, intent, 0));
474 Log.d(LOGTAG, "good bye");
475 stopSelf();
476 }
477
478 protected void scheduleWakeupCall(int seconds, boolean ping) {
479 long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000;
480 Context context = getApplicationContext();
481 AlarmManager alarmManager = (AlarmManager) context
482 .getSystemService(Context.ALARM_SERVICE);
483
484 if (ping) {
485 if (this.pingIntent == null) {
486 this.pingIntent = new Intent(context, EventReceiver.class);
487 this.pingIntent.setAction("ping");
488 this.pingIntent.putExtra("time", timeToWake);
489 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
490 this.pingIntent, 0);
491 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
492 timeToWake, pendingPingIntent);
493 } else {
494 long scheduledTime = this.pingIntent.getLongExtra("time", 0);
495 if (scheduledTime < SystemClock.elapsedRealtime()
496 || (scheduledTime > timeToWake)) {
497 this.pingIntent.putExtra("time", timeToWake);
498 alarmManager.cancel(this.pendingPingIntent);
499 this.pendingPingIntent = PendingIntent.getBroadcast(
500 context, 0, this.pingIntent, 0);
501 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
502 timeToWake, pendingPingIntent);
503 }
504 }
505 } else {
506 Intent intent = new Intent(context, EventReceiver.class);
507 intent.setAction("ping_check");
508 PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0,
509 intent, 0);
510 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake,
511 alarmIntent);
512 }
513
514 }
515
516 public XmppConnection createConnection(Account account) {
517 SharedPreferences sharedPref = getPreferences();
518 account.setResource(sharedPref.getString("resource", "mobile")
519 .toLowerCase(Locale.getDefault()));
520 XmppConnection connection = new XmppConnection(account, this);
521 connection.setOnMessagePacketReceivedListener(this.mMessageParser);
522 connection.setOnStatusChangedListener(this.statusListener);
523 connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
524 connection
525 .setOnUnregisteredIqPacketReceivedListener(this.unknownIqListener);
526 connection.setOnJinglePacketReceivedListener(this.jingleListener);
527 connection
528 .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() {
529
530 @Override
531 public void onTLSExceptionReceived(String fingerprint,
532 Account account) {
533 Log.d(LOGTAG, "tls exception arrived in service");
534 if (tlsException != null) {
535 tlsException.onTLSExceptionReceived(fingerprint,
536 account);
537 }
538 }
539 });
540 connection.setOnBindListener(new OnBindListener() {
541
542 @Override
543 public void onBind(final Account account) {
544 account.getRoster().clearPresences();
545 account.clearPresences(); // self presences
546 fetchRosterFromServer(account);
547 sendPresencePacket(account, mPresenceGenerator.sendPresence(account));
548 connectMultiModeConversations(account);
549 if (convChangedListener != null) {
550 convChangedListener.onConversationListChanged();
551 }
552 }
553 });
554 return connection;
555 }
556
557 synchronized public void sendMessage(Message message) {
558 Account account = message.getConversation().getAccount();
559 Conversation conv = message.getConversation();
560 MessagePacket packet = null;
561 boolean saveInDb = true;
562 boolean send = false;
563 if (account.getStatus() == Account.STATUS_ONLINE) {
564 if (message.getType() == Message.TYPE_IMAGE) {
565 if (message.getPresence() != null) {
566 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
567 if (!conv.hasValidOtrSession()
568 && (message.getPresence() != null)) {
569 conv.startOtrSession(getApplicationContext(),
570 message.getPresence(), true);
571 message.setStatus(Message.STATUS_WAITING);
572 } else if (conv.hasValidOtrSession()
573 && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
574 mJingleConnectionManager
575 .createNewConnection(message);
576 } else if (message.getPresence() == null) {
577 message.setStatus(Message.STATUS_WAITING);
578 }
579 } else {
580 mJingleConnectionManager.createNewConnection(message);
581 }
582 } else {
583 message.setStatus(Message.STATUS_WAITING);
584 }
585 } else {
586 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
587 if (!conv.hasValidOtrSession()
588 && (message.getPresence() != null)) {
589 conv.startOtrSession(getApplicationContext(),
590 message.getPresence(), true);
591 message.setStatus(Message.STATUS_WAITING);
592 } else if (conv.hasValidOtrSession()
593 && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
594 message.setPresence(conv.getOtrSession().getSessionID()
595 .getUserID());
596 packet = mMessageGenerator.generateOtrChat(message);
597 send = true;
598 message.setStatus(Message.STATUS_SEND);
599
600 } else if (message.getPresence() == null) {
601 message.setStatus(Message.STATUS_WAITING);
602 }
603 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
604 message.getConversation().endOtrIfNeeded();
605 packet = mMessageGenerator.generatePgpChat(message);
606 message.setStatus(Message.STATUS_SEND);
607 send = true;
608 } else {
609 message.getConversation().endOtrIfNeeded();
610 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
611 message.setStatus(Message.STATUS_SEND);
612 }
613 packet = mMessageGenerator.generateChat(message);
614 send = true;
615 }
616 }
617 } else {
618 message.setStatus(Message.STATUS_WAITING);
619 if (message.getType() == Message.TYPE_TEXT) {
620 if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
621 String pgpBody = message.getEncryptedBody();
622 String decryptedBody = message.getBody();
623 message.setBody(pgpBody);
624 databaseBackend.createMessage(message);
625 saveInDb = false;
626 message.setBody(decryptedBody);
627 } else if (message.getEncryption() == Message.ENCRYPTION_OTR) {
628 if (conv.hasValidOtrSession()) {
629 message.setPresence(conv.getOtrSession().getSessionID()
630 .getUserID());
631 } else if (!conv.hasValidOtrSession()
632 && message.getPresence() != null) {
633 conv.startOtrSession(getApplicationContext(),
634 message.getPresence(), false);
635 }
636 }
637 }
638
639 }
640 if (saveInDb) {
641 databaseBackend.createMessage(message);
642 }
643 conv.getMessages().add(message);
644 if (convChangedListener != null) {
645 convChangedListener.onConversationListChanged();
646 }
647 if ((send) && (packet != null)) {
648 sendMessagePacket(account, packet);
649 }
650
651 }
652
653 private void sendUnsendMessages(Conversation conversation) {
654 for (int i = 0; i < conversation.getMessages().size(); ++i) {
655 int status = conversation.getMessages().get(i).getStatus();
656 if (status == Message.STATUS_WAITING) {
657 resendMessage(conversation.getMessages().get(i));
658 }
659 }
660 }
661
662 private void resendMessage(Message message) {
663 Account account = message.getConversation().getAccount();
664 MessagePacket packet = null;
665 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
666 Presences presences = message.getConversation().getContact()
667 .getPresences();
668 if (!message.getConversation().hasValidOtrSession()) {
669 if ((message.getPresence() != null)
670 && (presences.has(message.getPresence()))) {
671 message.getConversation().startOtrSession(
672 getApplicationContext(), message.getPresence(),
673 true);
674 } else {
675 if (presences.size() == 1) {
676 String presence = presences.asStringArray()[0];
677 message.getConversation().startOtrSession(
678 getApplicationContext(), presence, true);
679 }
680 }
681 } else {
682 if (message.getConversation().getOtrSession()
683 .getSessionStatus() == SessionStatus.ENCRYPTED) {
684 if (message.getType() == Message.TYPE_TEXT) {
685 packet = mMessageGenerator.generateOtrChat(message,
686 true);
687 } else if (message.getType() == Message.TYPE_IMAGE) {
688 mJingleConnectionManager.createNewConnection(message);
689 }
690 }
691 }
692 } else if (message.getType() == Message.TYPE_TEXT) {
693 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
694 packet = mMessageGenerator.generateChat(message, true);
695 } else if ((message.getEncryption() == Message.ENCRYPTION_DECRYPTED)
696 || (message.getEncryption() == Message.ENCRYPTION_PGP)) {
697 packet = mMessageGenerator.generatePgpChat(message, true);
698 }
699 } else if (message.getType() == Message.TYPE_IMAGE) {
700 Presences presences = message.getConversation().getContact()
701 .getPresences();
702 if ((message.getPresence() != null)
703 && (presences.has(message.getPresence()))) {
704 markMessage(message, Message.STATUS_OFFERED);
705 mJingleConnectionManager.createNewConnection(message);
706 } else {
707 if (presences.size() == 1) {
708 String presence = presences.asStringArray()[0];
709 message.setPresence(presence);
710 markMessage(message, Message.STATUS_OFFERED);
711 mJingleConnectionManager.createNewConnection(message);
712 }
713 }
714 }
715 if (packet != null) {
716 sendMessagePacket(account,packet);
717 markMessage(message, Message.STATUS_SEND);
718 }
719 }
720
721 public void fetchRosterFromServer(Account account) {
722 IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
723 if (!"".equals(account.getRosterVersion())) {
724 Log.d(LOGTAG, account.getJid() + ": fetching roster version "
725 + account.getRosterVersion());
726 } else {
727 Log.d(LOGTAG, account.getJid() + ": fetching roster");
728 }
729 iqPacket.query("jabber:iq:roster").setAttribute("ver",
730 account.getRosterVersion());
731 account.getXmppConnection().sendIqPacket(iqPacket,
732 new OnIqPacketReceived() {
733
734 @Override
735 public void onIqPacketReceived(final Account account,
736 IqPacket packet) {
737 Element roster = packet.findChild("query");
738 if (roster != null) {
739 account.getRoster().markAllAsNotInRoster();
740 processRosterItems(account, roster);
741 }
742 }
743 });
744 }
745
746 private void mergePhoneContactsWithRoster() {
747 PhoneHelper.loadPhoneContacts(getApplicationContext(),
748 new OnPhoneContactsLoadedListener() {
749 @Override
750 public void onPhoneContactsLoaded(List<Bundle> phoneContacts) {
751 for (Account account : accounts) {
752 account.getRoster().clearSystemAccounts();
753 }
754 for (Bundle phoneContact : phoneContacts) {
755 for (Account account : accounts) {
756 String jid = phoneContact.getString("jid");
757 Contact contact = account.getRoster()
758 .getContact(jid);
759 String systemAccount = phoneContact
760 .getInt("phoneid")
761 + "#"
762 + phoneContact.getString("lookup");
763 contact.setSystemAccount(systemAccount);
764 contact.setPhotoUri(phoneContact
765 .getString("photouri"));
766 contact.setSystemName(phoneContact
767 .getString("displayname"));
768 }
769 }
770 }
771 });
772 }
773
774 public List<Conversation> getConversations() {
775 if (this.conversations == null) {
776 Hashtable<String, Account> accountLookupTable = new Hashtable<String, Account>();
777 for (Account account : this.accounts) {
778 accountLookupTable.put(account.getUuid(), account);
779 }
780 this.conversations = databaseBackend
781 .getConversations(Conversation.STATUS_AVAILABLE);
782 for (Conversation conv : this.conversations) {
783 Account account = accountLookupTable.get(conv.getAccountUuid());
784 conv.setAccount(account);
785 conv.setMessages(databaseBackend.getMessages(conv, 50));
786 }
787 }
788 Collections.sort(this.conversations, new Comparator<Conversation>() {
789 @Override
790 public int compare(Conversation lhs, Conversation rhs) {
791 Message left = lhs.getLatestMessage();
792 Message right = rhs.getLatestMessage();
793 if (left.getTimeSent() > right.getTimeSent()) {
794 return -1;
795 } else if (left.getTimeSent() < right.getTimeSent()) {
796 return 1;
797 } else {
798 return 0;
799 }
800 }
801 });
802 return this.conversations;
803 }
804
805 public List<Message> getMoreMessages(Conversation conversation,
806 long timestamp) {
807 List<Message> messages = databaseBackend.getMessages(conversation, 50,
808 timestamp);
809 for (Message message : messages) {
810 message.setConversation(conversation);
811 }
812 return messages;
813 }
814
815 public List<Account> getAccounts() {
816 return this.accounts;
817 }
818
819 public Conversation findActiveConversation(Contact contact) {
820 for (Conversation conversation : this.getConversations()) {
821 if (conversation.getContact() == contact) {
822 return conversation;
823 }
824 }
825 return null;
826 }
827
828 public Conversation findOrCreateConversation(Account account, String jid,
829 boolean muc) {
830 for (Conversation conv : this.getConversations()) {
831 if ((conv.getAccount().equals(account))
832 && (conv.getContactJid().split("/")[0].equals(jid))) {
833 return conv;
834 }
835 }
836 Conversation conversation = databaseBackend.findConversation(account,
837 jid);
838 if (conversation != null) {
839 conversation.setStatus(Conversation.STATUS_AVAILABLE);
840 conversation.setAccount(account);
841 if (muc) {
842 conversation.setMode(Conversation.MODE_MULTI);
843 } else {
844 conversation.setMode(Conversation.MODE_SINGLE);
845 }
846 conversation.setMessages(databaseBackend.getMessages(conversation,
847 50));
848 this.databaseBackend.updateConversation(conversation);
849 } else {
850 String conversationName;
851 Contact contact = account.getRoster().getContact(jid);
852 if (contact != null) {
853 conversationName = contact.getDisplayName();
854 } else {
855 conversationName = jid.split("@")[0];
856 }
857 if (muc) {
858 conversation = new Conversation(conversationName, account, jid,
859 Conversation.MODE_MULTI);
860 } else {
861 conversation = new Conversation(conversationName, account, jid,
862 Conversation.MODE_SINGLE);
863 }
864 this.databaseBackend.createConversation(conversation);
865 }
866 this.conversations.add(conversation);
867 if ((account.getStatus() == Account.STATUS_ONLINE)
868 && (conversation.getMode() == Conversation.MODE_MULTI)) {
869 joinMuc(conversation);
870 }
871 if (this.convChangedListener != null) {
872 this.convChangedListener.onConversationListChanged();
873 }
874 return conversation;
875 }
876
877 public void archiveConversation(Conversation conversation) {
878 if (conversation.getMode() == Conversation.MODE_MULTI) {
879 leaveMuc(conversation);
880 } else {
881 conversation.endOtrIfNeeded();
882 }
883 this.databaseBackend.updateConversation(conversation);
884 this.conversations.remove(conversation);
885 if (this.convChangedListener != null) {
886 this.convChangedListener.onConversationListChanged();
887 }
888 }
889
890 public void clearConversationHistory(Conversation conversation) {
891 this.databaseBackend.deleteMessagesInConversation(conversation);
892 this.fileBackend.removeFiles(conversation);
893 conversation.getMessages().clear();
894 if (this.convChangedListener != null) {
895 this.convChangedListener.onConversationListChanged();
896 }
897 }
898
899 public int getConversationCount() {
900 return this.databaseBackend.getConversationCount();
901 }
902
903 public void createAccount(Account account) {
904 databaseBackend.createAccount(account);
905 this.accounts.add(account);
906 this.reconnectAccount(account, false);
907 if (accountChangedListener != null)
908 accountChangedListener.onAccountListChangedListener();
909 }
910
911 public void updateAccount(Account account) {
912 this.statusListener.onStatusChanged(account);
913 databaseBackend.updateAccount(account);
914 reconnectAccount(account, false);
915 if (accountChangedListener != null) {
916 accountChangedListener.onAccountListChangedListener();
917 }
918 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
919 }
920
921 public void deleteAccount(Account account) {
922 if (account.getXmppConnection() != null) {
923 this.disconnect(account, true);
924 }
925 databaseBackend.deleteAccount(account);
926 this.accounts.remove(account);
927 if (accountChangedListener != null) {
928 accountChangedListener.onAccountListChangedListener();
929 }
930 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
931 }
932
933 public void setOnConversationListChangedListener(
934 OnConversationListChangedListener listener) {
935 this.convChangedListener = listener;
936 this.convChangedListenerCount++;
937 }
938
939 public void removeOnConversationListChangedListener() {
940 this.convChangedListenerCount--;
941 if (this.convChangedListenerCount == 0) {
942 this.convChangedListener = null;
943 }
944 }
945
946 public void setOnAccountListChangedListener(
947 OnAccountListChangedListener listener) {
948 this.accountChangedListener = listener;
949 }
950
951 public void removeOnAccountListChangedListener() {
952 this.accountChangedListener = null;
953 }
954
955 public void connectMultiModeConversations(Account account) {
956 List<Conversation> conversations = getConversations();
957 for (int i = 0; i < conversations.size(); i++) {
958 Conversation conversation = conversations.get(i);
959 if ((conversation.getMode() == Conversation.MODE_MULTI)
960 && (conversation.getAccount() == account)) {
961 joinMuc(conversation);
962 }
963 }
964 }
965
966 public void joinMuc(Conversation conversation) {
967 Account account = conversation.getAccount();
968 String[] mucParts = conversation.getContactJid().split("/");
969 String muc;
970 String nick;
971 if (mucParts.length == 2) {
972 muc = mucParts[0];
973 nick = mucParts[1];
974 } else {
975 muc = mucParts[0];
976 nick = account.getUsername();
977 }
978 PresencePacket packet = new PresencePacket();
979 packet.setAttribute("to", muc + "/" + nick);
980 Element x = new Element("x");
981 x.setAttribute("xmlns", "http://jabber.org/protocol/muc");
982 String sig = account.getPgpSignature();
983 if (sig != null) {
984 packet.addChild("status").setContent("online");
985 packet.addChild("x", "jabber:x:signed").setContent(sig);
986 }
987 if (conversation.getMessages().size() != 0) {
988 final SimpleDateFormat mDateFormat = new SimpleDateFormat(
989 "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
990 mDateFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
991 Date date = new Date(
992 conversation.getLatestMessage().getTimeSent() + 1000);
993 x.addChild("history").setAttribute("since",
994 mDateFormat.format(date));
995 }
996 packet.addChild(x);
997 sendPresencePacket(account, packet);
998 }
999
1000 private OnRenameListener renameListener = null;
1001
1002 public void setOnRenameListener(OnRenameListener listener) {
1003 this.renameListener = listener;
1004 }
1005
1006 public void renameInMuc(final Conversation conversation, final String nick) {
1007 final MucOptions options = conversation.getMucOptions();
1008 if (options.online()) {
1009 Account account = conversation.getAccount();
1010 options.setOnRenameListener(new OnRenameListener() {
1011
1012 @Override
1013 public void onRename(boolean success) {
1014 if (renameListener != null) {
1015 renameListener.onRename(success);
1016 }
1017 if (success) {
1018 String jid = conversation.getContactJid().split("/")[0]
1019 + "/" + nick;
1020 conversation.setContactJid(jid);
1021 databaseBackend.updateConversation(conversation);
1022 }
1023 }
1024 });
1025 options.flagAboutToRename();
1026 PresencePacket packet = new PresencePacket();
1027 packet.setAttribute("to",
1028 conversation.getContactJid().split("/")[0] + "/" + nick);
1029 packet.setAttribute("from", conversation.getAccount().getFullJid());
1030
1031 String sig = account.getPgpSignature();
1032 if (sig != null) {
1033 packet.addChild("status").setContent("online");
1034 packet.addChild("x", "jabber:x:signed").setContent(sig);
1035 }
1036 sendPresencePacket(account,packet);
1037 } else {
1038 String jid = conversation.getContactJid().split("/")[0] + "/"
1039 + nick;
1040 conversation.setContactJid(jid);
1041 databaseBackend.updateConversation(conversation);
1042 if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
1043 joinMuc(conversation);
1044 }
1045 }
1046 }
1047
1048 public void leaveMuc(Conversation conversation) {
1049 PresencePacket packet = new PresencePacket();
1050 packet.setAttribute("to", conversation.getContactJid().split("/")[0]
1051 + "/" + conversation.getMucOptions().getNick());
1052 packet.setAttribute("from", conversation.getAccount().getFullJid());
1053 packet.setAttribute("type", "unavailable");
1054 Log.d(LOGTAG, "send leaving muc " + packet);
1055 sendPresencePacket(conversation.getAccount(),packet);
1056 conversation.getMucOptions().setOffline();
1057 }
1058
1059 public void disconnect(Account account, boolean force) {
1060 if ((account.getStatus() == Account.STATUS_ONLINE)
1061 || (account.getStatus() == Account.STATUS_DISABLED)) {
1062 if (!force) {
1063 List<Conversation> conversations = getConversations();
1064 for (int i = 0; i < conversations.size(); i++) {
1065 Conversation conversation = conversations.get(i);
1066 if (conversation.getAccount() == account) {
1067 if (conversation.getMode() == Conversation.MODE_MULTI) {
1068 leaveMuc(conversation);
1069 } else {
1070 conversation.endOtrIfNeeded();
1071 }
1072 }
1073 }
1074 }
1075 account.getXmppConnection().disconnect(force);
1076 }
1077 }
1078
1079 @Override
1080 public IBinder onBind(Intent intent) {
1081 return mBinder;
1082 }
1083
1084 public void updateMessage(Message message) {
1085 databaseBackend.updateMessage(message);
1086 }
1087
1088 protected void syncDirtyContacts(Account account) {
1089 for (Contact contact : account.getRoster().getContacts()) {
1090 if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
1091 pushContactToServer(contact);
1092 }
1093 if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
1094 Log.d(LOGTAG, "dirty delete");
1095 deleteContactOnServer(contact);
1096 }
1097 }
1098 }
1099
1100 public void createContact(Contact contact) {
1101 SharedPreferences sharedPref = getPreferences();
1102 boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true);
1103 if (autoGrant) {
1104 contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
1105 contact.setOption(Contact.Options.ASKING);
1106 }
1107 pushContactToServer(contact);
1108 }
1109
1110 public void onOtrSessionEstablished(Conversation conversation) {
1111 Account account = conversation.getAccount();
1112 List<Message> messages = conversation.getMessages();
1113 Session otrSession = conversation.getOtrSession();
1114 Log.d(LOGTAG, account.getJid() + " otr session established with "
1115 + conversation.getContactJid() + "/"
1116 + otrSession.getSessionID().getUserID());
1117 for (int i = 0; i < messages.size(); ++i) {
1118 Message msg = messages.get(i);
1119 if ((msg.getStatus() == Message.STATUS_UNSEND || msg.getStatus() == Message.STATUS_WAITING)
1120 && (msg.getEncryption() == Message.ENCRYPTION_OTR)) {
1121 msg.setPresence(otrSession.getSessionID().getUserID());
1122 if (msg.getType() == Message.TYPE_TEXT) {
1123 MessagePacket outPacket = mMessageGenerator
1124 .generateOtrChat(msg, true);
1125 if (outPacket != null) {
1126 msg.setStatus(Message.STATUS_SEND);
1127 databaseBackend.updateMessage(msg);
1128 sendMessagePacket(account,outPacket);
1129 }
1130 } else if (msg.getType() == Message.TYPE_IMAGE) {
1131 mJingleConnectionManager.createNewConnection(msg);
1132 }
1133 }
1134 }
1135 updateUi(conversation, false);
1136 }
1137
1138 public boolean renewSymmetricKey(Conversation conversation) {
1139 Account account = conversation.getAccount();
1140 byte[] symmetricKey = new byte[32];
1141 this.mRandom.nextBytes(symmetricKey);
1142 Session otrSession = conversation.getOtrSession();
1143 if (otrSession != null) {
1144 MessagePacket packet = new MessagePacket();
1145 packet.setType(MessagePacket.TYPE_CHAT);
1146 packet.setFrom(account.getFullJid());
1147 packet.addChild("private", "urn:xmpp:carbons:2");
1148 packet.addChild("no-copy", "urn:xmpp:hints");
1149 packet.setTo(otrSession.getSessionID().getAccountID() + "/"
1150 + otrSession.getSessionID().getUserID());
1151 try {
1152 packet.setBody(otrSession
1153 .transformSending(CryptoHelper.FILETRANSFER
1154 + CryptoHelper.bytesToHex(symmetricKey)));
1155 sendMessagePacket(account,packet);
1156 conversation.setSymmetricKey(symmetricKey);
1157 return true;
1158 } catch (OtrException e) {
1159 return false;
1160 }
1161 }
1162 return false;
1163 }
1164
1165 public void pushContactToServer(Contact contact) {
1166 contact.resetOption(Contact.Options.DIRTY_DELETE);
1167 contact.setOption(Contact.Options.DIRTY_PUSH);
1168 Account account = contact.getAccount();
1169 if (account.getStatus() == Account.STATUS_ONLINE) {
1170 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1171 iq.query("jabber:iq:roster").addChild(contact.asElement());
1172 account.getXmppConnection().sendIqPacket(iq, null);
1173 if (contact.getOption(Contact.Options.ASKING)) {
1174 sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact));
1175 }
1176 if (contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
1177 && contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
1178 Log.d("xmppService", "contact had pending subscription");
1179 sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
1180 }
1181 }
1182 }
1183
1184 public void deleteContactOnServer(Contact contact) {
1185 contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
1186 contact.resetOption(Contact.Options.DIRTY_PUSH);
1187 contact.setOption(Contact.Options.DIRTY_DELETE);
1188 Account account = contact.getAccount();
1189 if (account.getStatus() == Account.STATUS_ONLINE) {
1190 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1191 Element item = iq.query("jabber:iq:roster").addChild("item");
1192 item.setAttribute("jid", contact.getJid());
1193 item.setAttribute("subscription", "remove");
1194 account.getXmppConnection().sendIqPacket(iq, null);
1195 }
1196 }
1197
1198 public void updateConversation(Conversation conversation) {
1199 this.databaseBackend.updateConversation(conversation);
1200 }
1201
1202 public void removeOnTLSExceptionReceivedListener() {
1203 this.tlsException = null;
1204 }
1205
1206 public void reconnectAccount(final Account account, final boolean force) {
1207 new Thread(new Runnable() {
1208
1209 @Override
1210 public void run() {
1211 if (account.getXmppConnection() != null) {
1212 disconnect(account, force);
1213 }
1214 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
1215 if (account.getXmppConnection() == null) {
1216 account.setXmppConnection(createConnection(account));
1217 }
1218 Thread thread = new Thread(account.getXmppConnection());
1219 thread.start();
1220 scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false);
1221 }
1222 }
1223 }).start();
1224 }
1225
1226 public void inviteToConference(Conversation conversation,
1227 List<Contact> contacts) {
1228 for (Contact contact : contacts) {
1229 MessagePacket packet = new MessagePacket();
1230 packet.setTo(conversation.getContactJid().split("/")[0]);
1231 packet.setFrom(conversation.getAccount().getFullJid());
1232 Element x = new Element("x");
1233 x.setAttribute("xmlns", "http://jabber.org/protocol/muc#user");
1234 Element invite = new Element("invite");
1235 invite.setAttribute("to", contact.getJid());
1236 x.addChild(invite);
1237 packet.addChild(x);
1238 Log.d(LOGTAG, packet.toString());
1239 sendMessagePacket(conversation.getAccount(),packet);
1240 }
1241
1242 }
1243
1244 public boolean markMessage(Account account, String recipient, String uuid,
1245 int status) {
1246 for (Conversation conversation : getConversations()) {
1247 if (conversation.getContactJid().equals(recipient)
1248 && conversation.getAccount().equals(account)) {
1249 return markMessage(conversation, uuid, status);
1250 }
1251 }
1252 return false;
1253 }
1254
1255 public boolean markMessage(Conversation conversation, String uuid,
1256 int status) {
1257 for (Message message : conversation.getMessages()) {
1258 if (message.getUuid().equals(uuid)) {
1259 markMessage(message, status);
1260 return true;
1261 }
1262 }
1263 return false;
1264 }
1265
1266 public void markMessage(Message message, int status) {
1267 message.setStatus(status);
1268 databaseBackend.updateMessage(message);
1269 if (convChangedListener != null) {
1270 convChangedListener.onConversationListChanged();
1271 }
1272 }
1273
1274 public SharedPreferences getPreferences() {
1275 return PreferenceManager
1276 .getDefaultSharedPreferences(getApplicationContext());
1277 }
1278
1279 public boolean confirmMessages() {
1280 return getPreferences().getBoolean("confirm_messages", true);
1281 }
1282
1283 public void updateUi(Conversation conversation, boolean notify) {
1284 if (convChangedListener != null) {
1285 convChangedListener.onConversationListChanged();
1286 } else {
1287 UIHelper.updateNotification(getApplicationContext(),
1288 getConversations(), conversation, notify);
1289 }
1290 }
1291
1292 public Account findAccountByJid(String accountJid) {
1293 for (Account account : this.accounts) {
1294 if (account.getJid().equals(accountJid)) {
1295 return account;
1296 }
1297 }
1298 return null;
1299 }
1300
1301 public void markRead(Conversation conversation) {
1302 conversation.markRead();
1303 String id = conversation.popLatestMarkableMessageId();
1304 if (confirmMessages() && id != null) {
1305 Account account = conversation.getAccount();
1306 String to = conversation.getContactJid();
1307 this.sendMessagePacket(conversation.getAccount(), mMessageGenerator.confirm(account, to, id));
1308 }
1309 }
1310
1311 public SecureRandom getRNG() {
1312 return this.mRandom;
1313 }
1314
1315 public PowerManager getPowerManager() {
1316 return this.pm;
1317 }
1318
1319 public void replyWithNotAcceptable(Account account, MessagePacket packet) {
1320 if (account.getStatus() == Account.STATUS_ONLINE) {
1321 MessagePacket error = this.mMessageGenerator
1322 .generateNotAcceptable(packet);
1323 sendMessagePacket(account,error);
1324 }
1325 }
1326
1327 public void syncRosterToDisk(final Account account) {
1328 new Thread(new Runnable() {
1329
1330 @Override
1331 public void run() {
1332 databaseBackend.writeRoster(account.getRoster());
1333 }
1334 }).start();
1335
1336 }
1337
1338 public List<String> getKnownHosts() {
1339 List<String> hosts = new ArrayList<String>();
1340 for (Account account : getAccounts()) {
1341 if (!hosts.contains(account.getServer())) {
1342 hosts.add(account.getServer());
1343 }
1344 for (Contact contact : account.getRoster().getContacts()) {
1345 if (contact.showInRoster()) {
1346 String server = contact.getServer();
1347 if (server != null && !hosts.contains(server)) {
1348 hosts.add(server);
1349 }
1350 }
1351 }
1352 }
1353 return hosts;
1354 }
1355
1356 public List<String> getKnownConferenceHosts() {
1357 ArrayList<String> mucServers = new ArrayList<String>();
1358 for (Account account : accounts) {
1359 if (account.getXmppConnection() != null) {
1360 String server = account.getXmppConnection().getMucServer();
1361 if (server != null) {
1362 mucServers.add(server);
1363 }
1364 }
1365 }
1366 return mucServers;
1367 }
1368
1369 public void sendMessagePacket(Account account, MessagePacket packet) {
1370 account.getXmppConnection().sendMessagePacket(packet);
1371 }
1372
1373 public void sendPresencePacket(Account account, PresencePacket packet) {
1374 account.getXmppConnection().sendPresencePacket(packet);
1375 }
1376
1377 public MessageGenerator getMessageGenerator() {
1378 return this.mMessageGenerator;
1379 }
1380
1381 public PresenceGenerator getPresenceGenerator() {
1382 return this.mPresenceGenerator;
1383 }
1384}