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;
19import eu.siacs.conversations.crypto.PgpEngine;
20import eu.siacs.conversations.entities.Account;
21import eu.siacs.conversations.entities.Contact;
22import eu.siacs.conversations.entities.Conversation;
23import eu.siacs.conversations.entities.Message;
24import eu.siacs.conversations.entities.MucOptions;
25import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
26import eu.siacs.conversations.entities.Presences;
27import eu.siacs.conversations.parser.MessageParser;
28import eu.siacs.conversations.persistance.DatabaseBackend;
29import eu.siacs.conversations.persistance.FileBackend;
30import eu.siacs.conversations.ui.OnAccountListChangedListener;
31import eu.siacs.conversations.ui.OnConversationListChangedListener;
32import eu.siacs.conversations.ui.UiCallback;
33import eu.siacs.conversations.utils.ExceptionHelper;
34import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener;
35import eu.siacs.conversations.utils.PhoneHelper;
36import eu.siacs.conversations.utils.UIHelper;
37import eu.siacs.conversations.xml.Element;
38import eu.siacs.conversations.xmpp.OnBindListener;
39import eu.siacs.conversations.xmpp.OnContactStatusChanged;
40import eu.siacs.conversations.xmpp.OnIqPacketReceived;
41import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
42import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
43import eu.siacs.conversations.xmpp.OnStatusChanged;
44import eu.siacs.conversations.xmpp.OnTLSExceptionReceived;
45import eu.siacs.conversations.xmpp.XmppConnection;
46import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
47import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived;
48import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
49import eu.siacs.conversations.xmpp.stanzas.IqPacket;
50import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
51import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
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.net.ConnectivityManager;
60import android.net.NetworkInfo;
61import android.net.Uri;
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 private FileBackend fileBackend;
77
78 public long startDate;
79
80 private static final int PING_MAX_INTERVAL = 300;
81 private static final int PING_MIN_INTERVAL = 10;
82 private static final int PING_TIMEOUT = 5;
83 private static final int CONNECT_TIMEOUT = 60;
84 private static final long CARBON_GRACE_PERIOD = 60000L;
85
86 private static String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts";
87
88 private MessageParser mMessageParser = new MessageParser(this);
89
90 private List<Account> accounts;
91 private List<Conversation> conversations = null;
92 private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(
93 this);
94
95 private OnConversationListChangedListener convChangedListener = null;
96 private int convChangedListenerCount = 0;
97 private OnAccountListChangedListener accountChangedListener = null;
98 private OnTLSExceptionReceived tlsException = null;
99 private OnContactStatusChanged onContactStatusChanged = new OnContactStatusChanged() {
100
101 @Override
102 public void onContactStatusChanged(Contact contact) {
103 Conversation conversation = findActiveConversation(contact);
104 if (conversation != null) {
105 conversation.endOtrIfNeeded();
106 }
107 }
108 };
109
110 public void setOnTLSExceptionReceivedListener(
111 OnTLSExceptionReceived listener) {
112 tlsException = listener;
113 }
114
115 private Random mRandom = new Random(System.currentTimeMillis());
116
117 private long lastCarbonMessageReceived = -CARBON_GRACE_PERIOD;
118
119 private ContentObserver contactObserver = new ContentObserver(null) {
120 @Override
121 public void onChange(boolean selfChange) {
122 super.onChange(selfChange);
123 Intent intent = new Intent(getApplicationContext(),
124 XmppConnectionService.class);
125 intent.setAction(ACTION_MERGE_PHONE_CONTACTS);
126 startService(intent);
127 }
128 };
129
130 private final IBinder mBinder = new XmppConnectionBinder();
131 private OnMessagePacketReceived messageListener = new OnMessagePacketReceived() {
132
133 @Override
134 public void onMessagePacketReceived(Account account,
135 MessagePacket packet) {
136 Message message = null;
137 boolean notify = true;
138 if (getPreferences().getBoolean(
139 "notification_grace_period_after_carbon_received", true)) {
140 notify = (SystemClock.elapsedRealtime() - lastCarbonMessageReceived) > CARBON_GRACE_PERIOD;
141 }
142
143
144 if ((packet.getType() == MessagePacket.TYPE_CHAT)) {
145 if ((packet.getBody() != null)
146 && (packet.getBody().startsWith("?OTR"))) {
147 message = mMessageParser.parseOtrChat(packet, account);
148 if (message != null) {
149 message.markUnread();
150 }
151 } else if (packet.hasChild("body")) {
152 message = mMessageParser
153 .parseChat(packet, account);
154 message.markUnread();
155 } else if (packet.hasChild("received")
156 || (packet.hasChild("sent"))) {
157 message = mMessageParser
158 .parseCarbonMessage(packet, account);
159 if (message != null) {
160 if (message.getStatus() == Message.STATUS_SEND) {
161 lastCarbonMessageReceived = SystemClock
162 .elapsedRealtime();
163 notify = false;
164 message.getConversation().markRead();
165 } else {
166 message.markUnread();
167 }
168 }
169 }
170
171 } else if (packet.getType() == MessagePacket.TYPE_GROUPCHAT) {
172 message = mMessageParser.parseGroupchat(packet, account);
173 if (message != null) {
174 if (message.getStatus() == Message.STATUS_RECIEVED) {
175 message.markUnread();
176 } else {
177 message.getConversation().markRead();
178 notify = false;
179 }
180 }
181 } else if (packet.getType() == MessagePacket.TYPE_ERROR) {
182 mMessageParser.parseError(packet, account);
183 return;
184 } else if (packet.getType() == MessagePacket.TYPE_NORMAL) {
185 if (packet.hasChild("x")) {
186 Element x = packet.findChild("x");
187 if (x.hasChild("invite")) {
188 findOrCreateConversation(account, packet.getFrom(),
189 true);
190 if (convChangedListener != null) {
191 convChangedListener.onConversationListChanged();
192 }
193 Log.d(LOGTAG,
194 "invitation received to " + packet.getFrom());
195 }
196
197 } else {
198 // Log.d(LOGTAG, "unparsed message " + packet.toString());
199 }
200 }
201 if ((message == null) || (message.getBody() == null)) {
202 return;
203 }
204 if (packet.hasChild("delay")) {
205 try {
206 String stamp = packet.findChild("delay").getAttribute(
207 "stamp");
208 stamp = stamp.replace("Z", "+0000");
209 Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ")
210 .parse(stamp);
211 message.setTime(date.getTime());
212 } catch (ParseException e) {
213 Log.d(LOGTAG, "error trying to parse date" + e.getMessage());
214 }
215 }
216 if ((confirmReception()) && ((packet.getId() != null))) {
217 MessagePacket receivedPacket = new MessagePacket();
218 receivedPacket.setType(MessagePacket.TYPE_UNKNOWN);
219 receivedPacket.setTo(message.getCounterpart());
220 receivedPacket.setFrom(account.getFullJid());
221 if (packet.hasChild("markable", "urn:xmpp:chat-markers:0")) {
222 Element received = receivedPacket.addChild("received",
223 "urn:xmpp:chat-markers:0");
224 received.setAttribute("id", packet.getId());
225 account.getXmppConnection().sendMessagePacket(
226 receivedPacket);
227 } else if (packet.hasChild("request", "urn:xmpp:receipts")) {
228 Element received = receivedPacket.addChild("received",
229 "urn:xmpp:receipts");
230 received.setAttribute("id", packet.getId());
231 account.getXmppConnection().sendMessagePacket(
232 receivedPacket);
233 }
234 }
235 Conversation conversation = message.getConversation();
236 conversation.getMessages().add(message);
237 if (packet.getType() != MessagePacket.TYPE_ERROR) {
238 databaseBackend.createMessage(message);
239 }
240 if (convChangedListener != null) {
241 convChangedListener.onConversationListChanged();
242 } else {
243 UIHelper.updateNotification(getApplicationContext(),
244 getConversations(), message.getConversation(), notify);
245 }
246 }
247 };
248 private OnStatusChanged statusListener = new OnStatusChanged() {
249
250 @Override
251 public void onStatusChanged(Account account) {
252 if (accountChangedListener != null) {
253 accountChangedListener.onAccountListChangedListener();
254 }
255 if (account.getStatus() == Account.STATUS_ONLINE) {
256 List<Conversation> conversations = getConversations();
257 for (int i = 0; i < conversations.size(); ++i) {
258 if (conversations.get(i).getAccount() == account) {
259 sendUnsendMessages(conversations.get(i));
260 }
261 }
262 syncDirtyContacts(account);
263 scheduleWakeupCall(PING_MAX_INTERVAL, true);
264 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
265 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
266 int timeToReconnect = mRandom.nextInt(50) + 10;
267 scheduleWakeupCall(timeToReconnect, false);
268 }
269
270 } else if (account.getStatus() == Account.STATUS_REGISTRATION_SUCCESSFULL) {
271 databaseBackend.updateAccount(account);
272 reconnectAccount(account, true);
273 } else if ((account.getStatus() != Account.STATUS_CONNECTING)
274 && (account.getStatus() != Account.STATUS_NO_INTERNET)) {
275 int next = account.getXmppConnection().getTimeToNextAttempt();
276 Log.d(LOGTAG, account.getJid()
277 + ": error connecting account. try again in " + next
278 + "s for the "
279 + (account.getXmppConnection().getAttempt() + 1)
280 + " time");
281 scheduleWakeupCall(next, false);
282 }
283 UIHelper.showErrorNotification(getApplicationContext(),
284 getAccounts());
285 }
286 };
287
288 private OnPresencePacketReceived presenceListener = new OnPresencePacketReceived() {
289
290 @Override
291 public void onPresencePacketReceived(final Account account,
292 PresencePacket packet) {
293 if (packet.hasChild("x", "http://jabber.org/protocol/muc#user")) {
294 Conversation muc = findMuc(
295 packet.getAttribute("from").split("/")[0], account);
296 if (muc != null) {
297 muc.getMucOptions().processPacket(packet, getPgpEngine());
298 } else {
299 Log.d(LOGTAG, account.getJid()
300 + ": could not find muc for received muc package "
301 + packet.toString());
302 }
303 } else if (packet.hasChild("x", "http://jabber.org/protocol/muc")) {
304 Conversation muc = findMuc(
305 packet.getAttribute("from").split("/")[0], account);
306 if (muc != null) {
307 Log.d(LOGTAG,
308 account.getJid() + ": reading muc status packet "
309 + packet.toString());
310 int error = muc.getMucOptions().getError();
311 muc.getMucOptions().processPacket(packet, getPgpEngine());
312 if ((muc.getMucOptions().getError() != error)
313 && (convChangedListener != null)) {
314 Log.d(LOGTAG, "muc error status changed");
315 convChangedListener.onConversationListChanged();
316 }
317 }
318 } else {
319 String[] fromParts = packet.getAttribute("from").split("/");
320 String type = packet.getAttribute("type");
321 if (fromParts[0].equals(account.getJid())) {
322 if (fromParts.length == 2) {
323 if (type == null) {
324 account.updatePresence(fromParts[1], Presences
325 .parseShow(packet.findChild("show")));
326 } else if (type.equals("unavailable")) {
327 account.removePresence(fromParts[1]);
328 }
329 }
330
331 } else {
332 Contact contact = account.getRoster().getContact(
333 packet.getFrom());
334 if (type == null) {
335 if (fromParts.length == 2) {
336 contact.updatePresence(fromParts[1], Presences
337 .parseShow(packet.findChild("show")));
338 PgpEngine pgp = getPgpEngine();
339 if (pgp != null) {
340 Element x = packet.findChild("x",
341 "jabber:x:signed");
342 if (x != null) {
343 Element status = packet.findChild("status");
344 String msg;
345 if (status != null) {
346 msg = status.getContent();
347 } else {
348 msg = "";
349 }
350 contact.setPgpKeyId(pgp.fetchKeyId(account,
351 msg, x.getContent()));
352 }
353 }
354 onContactStatusChanged
355 .onContactStatusChanged(contact);
356 }
357 } else if (type.equals("unavailable")) {
358 if (fromParts.length != 2) {
359 contact.clearPresences();
360 } else {
361 contact.removePresence(fromParts[1]);
362 }
363 onContactStatusChanged.onContactStatusChanged(contact);
364 } else if (type.equals("subscribe")) {
365 Log.d(LOGTAG, "received subscribe packet from "
366 + packet.getFrom());
367 if (contact.getOption(Contact.Options.PREEMPTIVE_GRANT)) {
368 Log.d(LOGTAG, "preemptive grant; granting");
369 sendPresenceUpdatesTo(contact);
370 contact.setOption(Contact.Options.FROM);
371 contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
372 if ((contact.getOption(Contact.Options.ASKING))
373 && (!contact.getOption(Contact.Options.TO))) {
374 requestPresenceUpdatesFrom(contact);
375 }
376 } else {
377 contact.setOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
378 }
379 } else {
380 // Log.d(LOGTAG, packet.toString());
381 }
382 }
383 }
384 }
385 };
386
387 private OnIqPacketReceived unknownIqListener = new OnIqPacketReceived() {
388
389 @Override
390 public void onIqPacketReceived(Account account, IqPacket packet) {
391 if (packet.hasChild("query", "jabber:iq:roster")) {
392 String from = packet.getFrom();
393 if ((from == null) || (from.equals(account.getJid()))) {
394 Element query = packet.findChild("query");
395 processRosterItems(account, query);
396 } else {
397 Log.d(LOGTAG, "unauthorized roster push from: " + from);
398 }
399 } else if (packet
400 .hasChild("open", "http://jabber.org/protocol/ibb")
401 || packet
402 .hasChild("data", "http://jabber.org/protocol/ibb")) {
403 XmppConnectionService.this.mJingleConnectionManager
404 .deliverIbbPacket(account, packet);
405 } else if (packet.hasChild("query",
406 "http://jabber.org/protocol/disco#info")) {
407 IqPacket iqResponse = packet
408 .generateRespone(IqPacket.TYPE_RESULT);
409 Element query = iqResponse.addChild("query",
410 "http://jabber.org/protocol/disco#info");
411 query.addChild("feature").setAttribute("var",
412 "urn:xmpp:jingle:1");
413 query.addChild("feature").setAttribute("var",
414 "urn:xmpp:jingle:apps:file-transfer:3");
415 query.addChild("feature").setAttribute("var",
416 "urn:xmpp:jingle:transports:s5b:1");
417 query.addChild("feature").setAttribute("var",
418 "urn:xmpp:jingle:transports:ibb:1");
419 if (confirmReception()) {
420 query.addChild("feature").setAttribute("var", "urn:xmpp:receipts");
421 }
422 account.getXmppConnection().sendIqPacket(iqResponse, null);
423 } else {
424 if ((packet.getType() == IqPacket.TYPE_GET)
425 || (packet.getType() == IqPacket.TYPE_SET)) {
426 IqPacket response = packet
427 .generateRespone(IqPacket.TYPE_ERROR);
428 Element error = response.addChild("error");
429 error.setAttribute("type", "cancel");
430 error.addChild("feature-not-implemented",
431 "urn:ietf:params:xml:ns:xmpp-stanzas");
432 account.getXmppConnection().sendIqPacket(response, null);
433 }
434 }
435 }
436 };
437
438 private OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() {
439
440 @Override
441 public void onJinglePacketReceived(Account account, JinglePacket packet) {
442 mJingleConnectionManager.deliverPacket(account, packet);
443 }
444 };
445
446 private OpenPgpServiceConnection pgpServiceConnection;
447 private PgpEngine mPgpEngine = null;
448 private Intent pingIntent;
449 private PendingIntent pendingPingIntent = null;
450 private WakeLock wakeLock;
451 private PowerManager pm;
452
453 public PgpEngine getPgpEngine() {
454 if (pgpServiceConnection.isBound()) {
455 if (this.mPgpEngine == null) {
456 this.mPgpEngine = new PgpEngine(new OpenPgpApi(
457 getApplicationContext(),
458 pgpServiceConnection.getService()), this);
459 }
460 return mPgpEngine;
461 } else {
462 return null;
463 }
464
465 }
466
467 public FileBackend getFileBackend() {
468 return this.fileBackend;
469 }
470
471 public Message attachImageToConversation(final Conversation conversation,
472 final Uri uri, final UiCallback callback) {
473 final Message message;
474 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
475 message = new Message(conversation, "",
476 Message.ENCRYPTION_DECRYPTED);
477 } else {
478 message = new Message(conversation, "", Message.ENCRYPTION_NONE);
479 }
480 message.setPresence(conversation.getNextPresence());
481 message.setType(Message.TYPE_IMAGE);
482 message.setStatus(Message.STATUS_OFFERED);
483 new Thread(new Runnable() {
484
485 @Override
486 public void run() {
487 try {
488 getFileBackend().copyImageToPrivateStorage(message, uri);
489 if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
490 getPgpEngine().encrypt(message, callback);
491 } else {
492 callback.success();
493 }
494 } catch (FileBackend.ImageCopyException e) {
495 callback.error(e.getResId());
496 }
497 }
498 }).start();
499 return message;
500 }
501
502 protected Conversation findMuc(String name, Account account) {
503 for (Conversation conversation : this.conversations) {
504 if (conversation.getContactJid().split("/")[0].equals(name)
505 && (conversation.getAccount() == account)) {
506 return conversation;
507 }
508 }
509 return null;
510 }
511
512 private void processRosterItems(Account account, Element elements) {
513 String version = elements.getAttribute("ver");
514 if (version != null) {
515 account.getRoster().setVersion(version);
516 }
517 for (Element item : elements.getChildren()) {
518 if (item.getName().equals("item")) {
519 String jid = item.getAttribute("jid");
520 String name = item.getAttribute("name");
521 String subscription = item.getAttribute("subscription");
522 Contact contact = account.getRoster().getContact(jid);
523 if (!contact.getOption(Contact.Options.DIRTY_PUSH)) {
524 contact.setServerName(name);
525 }
526 if (subscription.equals("remove")) {
527 contact.resetOption(Contact.Options.IN_ROSTER);
528 contact.resetOption(Contact.Options.DIRTY_DELETE);
529 } else {
530 contact.setOption(Contact.Options.IN_ROSTER);
531 contact.parseSubscriptionFromElement(item);
532 }
533 }
534 }
535 }
536
537 public class XmppConnectionBinder extends Binder {
538 public XmppConnectionService getService() {
539 return XmppConnectionService.this;
540 }
541 }
542
543 @Override
544 public int onStartCommand(Intent intent, int flags, int startId) {
545 if ((intent != null)
546 && (ACTION_MERGE_PHONE_CONTACTS.equals(intent.getAction()))) {
547 mergePhoneContactsWithRoster();
548 return START_STICKY;
549 } else if ((intent != null)
550 && (Intent.ACTION_SHUTDOWN.equals(intent.getAction()))) {
551 logoutAndSave();
552 return START_NOT_STICKY;
553 }
554 this.wakeLock.acquire();
555 ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
556 .getSystemService(Context.CONNECTIVITY_SERVICE);
557 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
558 boolean isConnected = activeNetwork != null
559 && activeNetwork.isConnected();
560
561 for (Account account : accounts) {
562 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
563 if (!isConnected) {
564 account.setStatus(Account.STATUS_NO_INTERNET);
565 if (statusListener != null) {
566 statusListener.onStatusChanged(account);
567 }
568 } else {
569 if (account.getStatus() == Account.STATUS_NO_INTERNET) {
570 account.setStatus(Account.STATUS_OFFLINE);
571 if (statusListener != null) {
572 statusListener.onStatusChanged(account);
573 }
574 }
575 if (account.getStatus() == Account.STATUS_ONLINE) {
576 long lastReceived = account.getXmppConnection().lastPaketReceived;
577 long lastSent = account.getXmppConnection().lastPingSent;
578 if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
579 Log.d(LOGTAG, account.getJid() + ": ping timeout");
580 this.reconnectAccount(account, true);
581 } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
582 account.getXmppConnection().sendPing();
583 account.getXmppConnection().lastPingSent = SystemClock
584 .elapsedRealtime();
585 this.scheduleWakeupCall(2, false);
586 }
587 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
588 if (account.getXmppConnection() == null) {
589 account.setXmppConnection(this
590 .createConnection(account));
591 }
592 account.getXmppConnection().lastPingSent = SystemClock
593 .elapsedRealtime();
594 new Thread(account.getXmppConnection()).start();
595 } else if ((account.getStatus() == Account.STATUS_CONNECTING)
596 && ((SystemClock.elapsedRealtime() - account
597 .getXmppConnection().lastConnect) / 1000 >= CONNECT_TIMEOUT)) {
598 Log.d(LOGTAG, account.getJid()
599 + ": time out during connect reconnecting");
600 reconnectAccount(account, true);
601 } else {
602 if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
603 reconnectAccount(account, true);
604 }
605 }
606 // in any case. reschedule wakup call
607 this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
608 }
609 if (accountChangedListener != null) {
610 accountChangedListener.onAccountListChangedListener();
611 }
612 }
613 }
614 if (wakeLock.isHeld()) {
615 wakeLock.release();
616 }
617 return START_STICKY;
618 }
619
620 @Override
621 public void onCreate() {
622 ExceptionHelper.init(getApplicationContext());
623 this.databaseBackend = DatabaseBackend
624 .getInstance(getApplicationContext());
625 this.fileBackend = new FileBackend(getApplicationContext());
626 this.accounts = databaseBackend.getAccounts();
627
628 for (Account account : this.accounts) {
629 this.databaseBackend.readRoster(account.getRoster());
630 }
631 this.mergePhoneContactsWithRoster();
632 this.getConversations();
633
634 getContentResolver().registerContentObserver(
635 ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
636 this.pgpServiceConnection = new OpenPgpServiceConnection(
637 getApplicationContext(), "org.sufficientlysecure.keychain");
638 this.pgpServiceConnection.bindToService();
639
640 this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
641 this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK,
642 "XmppConnectionService");
643 }
644
645 @Override
646 public void onDestroy() {
647 super.onDestroy();
648 this.logoutAndSave();
649 }
650
651 @Override
652 public void onTaskRemoved(Intent rootIntent) {
653 super.onTaskRemoved(rootIntent);
654 this.logoutAndSave();
655 }
656
657 private void logoutAndSave() {
658 for (Account account : accounts) {
659 databaseBackend.writeRoster(account.getRoster());
660 if (account.getXmppConnection() != null) {
661 disconnect(account, false);
662 }
663 }
664 Context context = getApplicationContext();
665 AlarmManager alarmManager = (AlarmManager) context
666 .getSystemService(Context.ALARM_SERVICE);
667 Intent intent = new Intent(context, EventReceiver.class);
668 alarmManager.cancel(PendingIntent.getBroadcast(context, 0, intent, 0));
669 Log.d(LOGTAG, "good bye");
670 stopSelf();
671 }
672
673 protected void scheduleWakeupCall(int seconds, boolean ping) {
674 long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000;
675 Context context = getApplicationContext();
676 AlarmManager alarmManager = (AlarmManager) context
677 .getSystemService(Context.ALARM_SERVICE);
678
679 if (ping) {
680 if (this.pingIntent == null) {
681 this.pingIntent = new Intent(context, EventReceiver.class);
682 this.pingIntent.setAction("ping");
683 this.pingIntent.putExtra("time", timeToWake);
684 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
685 this.pingIntent, 0);
686 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
687 timeToWake, pendingPingIntent);
688 } else {
689 long scheduledTime = this.pingIntent.getLongExtra("time", 0);
690 if (scheduledTime < SystemClock.elapsedRealtime()
691 || (scheduledTime > timeToWake)) {
692 this.pingIntent.putExtra("time", timeToWake);
693 alarmManager.cancel(this.pendingPingIntent);
694 this.pendingPingIntent = PendingIntent.getBroadcast(
695 context, 0, this.pingIntent, 0);
696 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,
697 timeToWake, pendingPingIntent);
698 }
699 }
700 } else {
701 Intent intent = new Intent(context, EventReceiver.class);
702 intent.setAction("ping_check");
703 PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0,
704 intent, 0);
705 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake,
706 alarmIntent);
707 }
708
709 }
710
711 public XmppConnection createConnection(Account account) {
712 SharedPreferences sharedPref = getPreferences();
713 account.setResource(sharedPref.getString("resource", "mobile")
714 .toLowerCase(Locale.getDefault()));
715 XmppConnection connection = new XmppConnection(account, this.pm);
716 connection.setOnMessagePacketReceivedListener(this.messageListener);
717 connection.setOnStatusChangedListener(this.statusListener);
718 connection.setOnPresencePacketReceivedListener(this.presenceListener);
719 connection
720 .setOnUnregisteredIqPacketReceivedListener(this.unknownIqListener);
721 connection.setOnJinglePacketReceivedListener(this.jingleListener);
722 connection
723 .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() {
724
725 @Override
726 public void onTLSExceptionReceived(String fingerprint,
727 Account account) {
728 Log.d(LOGTAG, "tls exception arrived in service");
729 if (tlsException != null) {
730 tlsException.onTLSExceptionReceived(fingerprint,
731 account);
732 }
733 }
734 });
735 connection.setOnBindListener(new OnBindListener() {
736
737 @Override
738 public void onBind(final Account account) {
739 account.getRoster().clearPresences();
740 account.clearPresences(); // self presences
741 fetchRosterFromServer(account);
742 sendPresence(account);
743 connectMultiModeConversations(account);
744 if (convChangedListener != null) {
745 convChangedListener.onConversationListChanged();
746 }
747 }
748 });
749 return connection;
750 }
751
752 synchronized public void sendMessage(Message message, String presence) {
753 Account account = message.getConversation().getAccount();
754 Conversation conv = message.getConversation();
755 MessagePacket packet = null;
756 boolean saveInDb = false;
757 boolean addToConversation = false;
758 boolean send = false;
759 if (account.getStatus() == Account.STATUS_ONLINE) {
760 if (message.getType() == Message.TYPE_IMAGE) {
761 mJingleConnectionManager.createNewConnection(message);
762 } else {
763 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
764 if (!conv.hasValidOtrSession()) {
765 // starting otr session. messages will be send later
766 conv.startOtrSession(getApplicationContext(), presence,
767 true);
768 } else if (conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
769 // otr session aleary exists, creating message packet
770 // accordingly
771 packet = prepareMessagePacket(account, message,
772 conv.getOtrSession());
773 send = true;
774 message.setStatus(Message.STATUS_SEND);
775 }
776 saveInDb = true;
777 addToConversation = true;
778 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
779 message.getConversation().endOtrIfNeeded();
780 packet = prepareMessagePacket(account, message, null);
781 packet.setBody("This is an XEP-0027 encryted message");
782 packet.addChild("x", "jabber:x:encrypted").setContent(
783 message.getEncryptedBody());
784 message.setStatus(Message.STATUS_SEND);
785 message.setEncryption(Message.ENCRYPTION_DECRYPTED);
786 saveInDb = true;
787 addToConversation = true;
788 send = true;
789 } else {
790 message.getConversation().endOtrIfNeeded();
791 // don't encrypt
792 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
793 message.setStatus(Message.STATUS_SEND);
794 }
795 packet = prepareMessagePacket(account, message, null);
796 send = true;
797 saveInDb = true;
798 addToConversation = true;
799 }
800 }
801 } else {
802 if (message.getEncryption() == Message.ENCRYPTION_PGP) {
803 String pgpBody = message.getEncryptedBody();
804 String decryptedBody = message.getBody();
805 message.setBody(pgpBody);
806 databaseBackend.createMessage(message);
807 message.setEncryption(Message.ENCRYPTION_DECRYPTED);
808 message.setBody(decryptedBody);
809 addToConversation = true;
810 } else {
811 saveInDb = true;
812 addToConversation = true;
813 }
814
815 }
816 if (saveInDb) {
817 databaseBackend.createMessage(message);
818 }
819 if (addToConversation) {
820 conv.getMessages().add(message);
821 if (convChangedListener != null) {
822 convChangedListener.onConversationListChanged();
823 }
824 }
825 if ((send) && (packet != null)) {
826 account.getXmppConnection().sendMessagePacket(packet);
827 }
828
829 }
830
831 private void sendUnsendMessages(Conversation conversation) {
832 for (int i = 0; i < conversation.getMessages().size(); ++i) {
833 if (conversation.getMessages().get(i).getStatus() == Message.STATUS_UNSEND) {
834 resendMessage(conversation.getMessages().get(i));
835 }
836 }
837 }
838
839 private void resendMessage(Message message) {
840 Account account = message.getConversation().getAccount();
841 MessagePacket packet = null;
842 if (message.getEncryption() == Message.ENCRYPTION_NONE) {
843 packet = prepareMessagePacket(account, message, null);
844 } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) {
845 packet = prepareMessagePacket(account, message, null);
846 packet.setBody("This is an XEP-0027 encryted message");
847 if (message.getEncryptedBody() == null) {
848 markMessage(message, Message.STATUS_SEND_FAILED);
849 return;
850 }
851 packet.addChild("x", "jabber:x:encrypted").setContent(
852 message.getEncryptedBody());
853 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
854 packet = prepareMessagePacket(account, message, null);
855 packet.setBody("This is an XEP-0027 encryted message");
856 packet.addChild("x", "jabber:x:encrypted").setContent(
857 message.getBody());
858 }
859 if (packet != null) {
860 account.getXmppConnection().sendMessagePacket(packet);
861 markMessage(message, Message.STATUS_SEND);
862 }
863 }
864
865 public MessagePacket prepareMessagePacket(Account account, Message message,
866 Session otrSession) {
867 MessagePacket packet = new MessagePacket();
868 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
869 packet.setType(MessagePacket.TYPE_CHAT);
870 if (otrSession != null) {
871 try {
872 packet.setBody(otrSession.transformSending(message
873 .getBody()));
874 } catch (OtrException e) {
875 Log.d(LOGTAG,
876 account.getJid()
877 + ": could not encrypt message to "
878 + message.getCounterpart());
879 }
880 packet.addChild("private", "urn:xmpp:carbons:2");
881 packet.addChild("no-copy", "urn:xmpp:hints");
882 packet.setTo(otrSession.getSessionID().getAccountID() + "/"
883 + otrSession.getSessionID().getUserID());
884 packet.setFrom(account.getFullJid());
885 } else {
886 packet.setBody(message.getBody());
887 packet.setTo(message.getCounterpart());
888 packet.setFrom(account.getJid());
889 }
890 packet.addChild("markable", "urn:xmpp:chat-markers:0");
891 } else if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
892 packet.setType(MessagePacket.TYPE_GROUPCHAT);
893 packet.setBody(message.getBody());
894 packet.setTo(message.getCounterpart().split("/")[0]);
895 packet.setFrom(account.getJid());
896 }
897 packet.setId(message.getUuid());
898 return packet;
899 }
900
901 public void fetchRosterFromServer(Account account) {
902 IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
903 if (!"".equals(account.getRosterVersion())) {
904 Log.d(LOGTAG, account.getJid() + ": fetching roster version "
905 + account.getRosterVersion());
906 } else {
907 Log.d(LOGTAG, account.getJid() + ": fetching roster");
908 }
909 iqPacket.query("jabber:iq:roster").setAttribute("ver",
910 account.getRosterVersion());
911 account.getXmppConnection().sendIqPacket(iqPacket,
912 new OnIqPacketReceived() {
913
914 @Override
915 public void onIqPacketReceived(final Account account,
916 IqPacket packet) {
917 Element roster = packet.findChild("query");
918 if (roster != null) {
919 account.getRoster().markAllAsNotInRoster();
920 processRosterItems(account, roster);
921 }
922 }
923 });
924 }
925
926 private void mergePhoneContactsWithRoster() {
927 PhoneHelper.loadPhoneContacts(getApplicationContext(),
928 new OnPhoneContactsLoadedListener() {
929 @Override
930 public void onPhoneContactsLoaded(List<Bundle> phoneContacts) {
931 for (Account account : accounts) {
932 account.getRoster().clearSystemAccounts();
933 }
934 for (Bundle phoneContact : phoneContacts) {
935 for (Account account : accounts) {
936 String jid = phoneContact.getString("jid");
937 Contact contact = account.getRoster()
938 .getContact(jid);
939 String systemAccount = phoneContact
940 .getInt("phoneid")
941 + "#"
942 + phoneContact.getString("lookup");
943 contact.setSystemAccount(systemAccount);
944 contact.setPhotoUri(phoneContact
945 .getString("photouri"));
946 contact.setSystemName(phoneContact
947 .getString("displayname"));
948 }
949 }
950 }
951 });
952 }
953
954 public List<Conversation> getConversations() {
955 if (this.conversations == null) {
956 Hashtable<String, Account> accountLookupTable = new Hashtable<String, Account>();
957 for (Account account : this.accounts) {
958 accountLookupTable.put(account.getUuid(), account);
959 }
960 this.conversations = databaseBackend
961 .getConversations(Conversation.STATUS_AVAILABLE);
962 for (Conversation conv : this.conversations) {
963 Account account = accountLookupTable.get(conv.getAccountUuid());
964 conv.setAccount(account);
965 conv.setMessages(databaseBackend.getMessages(conv, 50));
966 }
967 }
968 Collections.sort(this.conversations, new Comparator<Conversation>() {
969 @Override
970 public int compare(Conversation lhs, Conversation rhs) {
971 return (int) (rhs.getLatestMessage().getTimeSent() - lhs
972 .getLatestMessage().getTimeSent());
973 }
974 });
975 return this.conversations;
976 }
977
978 public List<Account> getAccounts() {
979 return this.accounts;
980 }
981
982 public Conversation findActiveConversation(Contact contact) {
983 for (Conversation conversation : this.getConversations()) {
984 if (conversation.getContact() == contact) {
985 return conversation;
986 }
987 }
988 return null;
989 }
990
991 public Conversation findOrCreateConversation(Account account, String jid,
992 boolean muc) {
993 for (Conversation conv : this.getConversations()) {
994 if ((conv.getAccount().equals(account))
995 && (conv.getContactJid().split("/")[0].equals(jid))) {
996 return conv;
997 }
998 }
999 Conversation conversation = databaseBackend.findConversation(account,
1000 jid);
1001 if (conversation != null) {
1002 conversation.setStatus(Conversation.STATUS_AVAILABLE);
1003 conversation.setAccount(account);
1004 if (muc) {
1005 conversation.setMode(Conversation.MODE_MULTI);
1006 } else {
1007 conversation.setMode(Conversation.MODE_SINGLE);
1008 }
1009 conversation.setMessages(databaseBackend.getMessages(conversation,
1010 50));
1011 this.databaseBackend.updateConversation(conversation);
1012 } else {
1013 String conversationName;
1014 Contact contact = account.getRoster().getContact(jid);
1015 if (contact != null) {
1016 conversationName = contact.getDisplayName();
1017 } else {
1018 conversationName = jid.split("@")[0];
1019 }
1020 if (muc) {
1021 conversation = new Conversation(conversationName, account, jid,
1022 Conversation.MODE_MULTI);
1023 } else {
1024 conversation = new Conversation(conversationName, account, jid,
1025 Conversation.MODE_SINGLE);
1026 }
1027 this.databaseBackend.createConversation(conversation);
1028 }
1029 this.conversations.add(conversation);
1030 if ((account.getStatus() == Account.STATUS_ONLINE)
1031 && (conversation.getMode() == Conversation.MODE_MULTI)) {
1032 joinMuc(conversation);
1033 }
1034 if (this.convChangedListener != null) {
1035 this.convChangedListener.onConversationListChanged();
1036 }
1037 return conversation;
1038 }
1039
1040 public void archiveConversation(Conversation conversation) {
1041 if (conversation.getMode() == Conversation.MODE_MULTI) {
1042 leaveMuc(conversation);
1043 } else {
1044 conversation.endOtrIfNeeded();
1045 }
1046 this.databaseBackend.updateConversation(conversation);
1047 this.conversations.remove(conversation);
1048 if (this.convChangedListener != null) {
1049 this.convChangedListener.onConversationListChanged();
1050 }
1051 }
1052
1053 public void clearConversationHistory(Conversation conversation) {
1054 this.databaseBackend.deleteMessagesInConversation(conversation);
1055 this.fileBackend.removeFiles(conversation);
1056 conversation.getMessages().clear();
1057 if (this.convChangedListener != null) {
1058 this.convChangedListener.onConversationListChanged();
1059 }
1060 }
1061
1062 public int getConversationCount() {
1063 return this.databaseBackend.getConversationCount();
1064 }
1065
1066 public void createAccount(Account account) {
1067 databaseBackend.createAccount(account);
1068 this.accounts.add(account);
1069 this.reconnectAccount(account, false);
1070 if (accountChangedListener != null)
1071 accountChangedListener.onAccountListChangedListener();
1072 }
1073
1074 public void updateAccount(Account account) {
1075 this.statusListener.onStatusChanged(account);
1076 databaseBackend.updateAccount(account);
1077 reconnectAccount(account, false);
1078 if (accountChangedListener != null) {
1079 accountChangedListener.onAccountListChangedListener();
1080 }
1081 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
1082 }
1083
1084 public void deleteAccount(Account account) {
1085 if (account.getXmppConnection() != null) {
1086 this.disconnect(account, true);
1087 }
1088 databaseBackend.deleteAccount(account);
1089 this.accounts.remove(account);
1090 if (accountChangedListener != null) {
1091 accountChangedListener.onAccountListChangedListener();
1092 }
1093 UIHelper.showErrorNotification(getApplicationContext(), getAccounts());
1094 }
1095
1096 public void setOnConversationListChangedListener(
1097 OnConversationListChangedListener listener) {
1098 this.convChangedListener = listener;
1099 this.convChangedListenerCount++;
1100 }
1101
1102 public void removeOnConversationListChangedListener() {
1103 this.convChangedListenerCount--;
1104 if (this.convChangedListenerCount == 0) {
1105 this.convChangedListener = null;
1106 }
1107 }
1108
1109 public void setOnAccountListChangedListener(
1110 OnAccountListChangedListener listener) {
1111 this.accountChangedListener = listener;
1112 }
1113
1114 public void removeOnAccountListChangedListener() {
1115 this.accountChangedListener = null;
1116 }
1117
1118 public void connectMultiModeConversations(Account account) {
1119 List<Conversation> conversations = getConversations();
1120 for (int i = 0; i < conversations.size(); i++) {
1121 Conversation conversation = conversations.get(i);
1122 if ((conversation.getMode() == Conversation.MODE_MULTI)
1123 && (conversation.getAccount() == account)) {
1124 joinMuc(conversation);
1125 }
1126 }
1127 }
1128
1129 public void joinMuc(Conversation conversation) {
1130 Account account = conversation.getAccount();
1131 String[] mucParts = conversation.getContactJid().split("/");
1132 String muc;
1133 String nick;
1134 if (mucParts.length == 2) {
1135 muc = mucParts[0];
1136 nick = mucParts[1];
1137 } else {
1138 muc = mucParts[0];
1139 nick = account.getUsername();
1140 }
1141 PresencePacket packet = new PresencePacket();
1142 packet.setAttribute("to", muc + "/" + nick);
1143 Element x = new Element("x");
1144 x.setAttribute("xmlns", "http://jabber.org/protocol/muc");
1145 String sig = account.getPgpSignature();
1146 if (sig != null) {
1147 packet.addChild("status").setContent("online");
1148 packet.addChild("x", "jabber:x:signed").setContent(sig);
1149 }
1150 if (conversation.getMessages().size() != 0) {
1151 long lastMsgTime = conversation.getLatestMessage().getTimeSent();
1152 long diff = (System.currentTimeMillis() - lastMsgTime) / 1000 - 1;
1153 x.addChild("history").setAttribute("seconds", diff + "");
1154 }
1155 packet.addChild(x);
1156 account.getXmppConnection().sendPresencePacket(packet);
1157 }
1158
1159 private OnRenameListener renameListener = null;
1160
1161 public void setOnRenameListener(OnRenameListener listener) {
1162 this.renameListener = listener;
1163 }
1164
1165 public void renameInMuc(final Conversation conversation, final String nick) {
1166 final MucOptions options = conversation.getMucOptions();
1167 if (options.online()) {
1168 Account account = conversation.getAccount();
1169 options.setOnRenameListener(new OnRenameListener() {
1170
1171 @Override
1172 public void onRename(boolean success) {
1173 if (renameListener != null) {
1174 renameListener.onRename(success);
1175 }
1176 if (success) {
1177 String jid = conversation.getContactJid().split("/")[0]
1178 + "/" + nick;
1179 conversation.setContactJid(jid);
1180 databaseBackend.updateConversation(conversation);
1181 }
1182 }
1183 });
1184 options.flagAboutToRename();
1185 PresencePacket packet = new PresencePacket();
1186 packet.setAttribute("to",
1187 conversation.getContactJid().split("/")[0] + "/" + nick);
1188 packet.setAttribute("from", conversation.getAccount().getFullJid());
1189
1190 String sig = account.getPgpSignature();
1191 if (sig != null) {
1192 packet.addChild("status").setContent("online");
1193 packet.addChild("x", "jabber:x:signed").setContent(sig);
1194 }
1195
1196 account.getXmppConnection().sendPresencePacket(packet, null);
1197 } else {
1198 String jid = conversation.getContactJid().split("/")[0] + "/"
1199 + nick;
1200 conversation.setContactJid(jid);
1201 databaseBackend.updateConversation(conversation);
1202 if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
1203 joinMuc(conversation);
1204 }
1205 }
1206 }
1207
1208 public void leaveMuc(Conversation conversation) {
1209 PresencePacket packet = new PresencePacket();
1210 packet.setAttribute("to", conversation.getContactJid().split("/")[0]
1211 + "/" + conversation.getMucOptions().getNick());
1212 packet.setAttribute("from", conversation.getAccount().getFullJid());
1213 packet.setAttribute("type", "unavailable");
1214 Log.d(LOGTAG, "send leaving muc " + packet);
1215 conversation.getAccount().getXmppConnection()
1216 .sendPresencePacket(packet);
1217 conversation.getMucOptions().setOffline();
1218 }
1219
1220 public void disconnect(Account account, boolean force) {
1221 if ((account.getStatus() == Account.STATUS_ONLINE)
1222 || (account.getStatus() == Account.STATUS_DISABLED)) {
1223 if (!force) {
1224 List<Conversation> conversations = getConversations();
1225 for (int i = 0; i < conversations.size(); i++) {
1226 Conversation conversation = conversations.get(i);
1227 if (conversation.getAccount() == account) {
1228 if (conversation.getMode() == Conversation.MODE_MULTI) {
1229 leaveMuc(conversation);
1230 } else {
1231 conversation.endOtrIfNeeded();
1232 }
1233 }
1234 }
1235 }
1236 account.getXmppConnection().disconnect(force);
1237 }
1238 }
1239
1240 @Override
1241 public IBinder onBind(Intent intent) {
1242 return mBinder;
1243 }
1244
1245 public void updateMessage(Message message) {
1246 databaseBackend.updateMessage(message);
1247 }
1248
1249 protected void syncDirtyContacts(Account account) {
1250 for (Contact contact : account.getRoster().getContacts()) {
1251 if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
1252 pushContactToServer(contact);
1253 }
1254 if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
1255 Log.d(LOGTAG, "dirty delete");
1256 deleteContactOnServer(contact);
1257 }
1258 }
1259 }
1260
1261 public void createContact(Contact contact) {
1262 SharedPreferences sharedPref = getPreferences();
1263 boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true);
1264 if (autoGrant) {
1265 contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
1266 contact.setOption(Contact.Options.ASKING);
1267 }
1268 pushContactToServer(contact);
1269 }
1270
1271 public void pushContactToServer(Contact contact) {
1272 contact.resetOption(Contact.Options.DIRTY_DELETE);
1273 Account account = contact.getAccount();
1274 if (account.getStatus() == Account.STATUS_ONLINE) {
1275 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1276 iq.query("jabber:iq:roster").addChild(contact.asElement());
1277 account.getXmppConnection().sendIqPacket(iq, null);
1278 if (contact.getOption(Contact.Options.ASKING)) {
1279 requestPresenceUpdatesFrom(contact);
1280 }
1281 if (contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
1282 Log.d("xmppService", "contact had pending subscription");
1283 sendPresenceUpdatesTo(contact);
1284 }
1285 contact.resetOption(Contact.Options.DIRTY_PUSH);
1286 } else {
1287 contact.setOption(Contact.Options.DIRTY_PUSH);
1288 }
1289 }
1290
1291 public void deleteContactOnServer(Contact contact) {
1292 contact.resetOption(Contact.Options.DIRTY_PUSH);
1293 Account account = contact.getAccount();
1294 if (account.getStatus() == Account.STATUS_ONLINE) {
1295 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1296 Element item = iq.query("jabber:iq:roster").addChild("item");
1297 item.setAttribute("jid", contact.getJid());
1298 item.setAttribute("subscription", "remove");
1299 account.getXmppConnection().sendIqPacket(iq, null);
1300 contact.resetOption(Contact.Options.DIRTY_DELETE);
1301 } else {
1302 contact.setOption(Contact.Options.DIRTY_DELETE);
1303 }
1304 }
1305
1306 public void requestPresenceUpdatesFrom(Contact contact) {
1307 PresencePacket packet = new PresencePacket();
1308 packet.setAttribute("type", "subscribe");
1309 packet.setAttribute("to", contact.getJid());
1310 packet.setAttribute("from", contact.getAccount().getJid());
1311 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1312 }
1313
1314 public void stopPresenceUpdatesFrom(Contact contact) {
1315 PresencePacket packet = new PresencePacket();
1316 packet.setAttribute("type", "unsubscribe");
1317 packet.setAttribute("to", contact.getJid());
1318 packet.setAttribute("from", contact.getAccount().getJid());
1319 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1320 }
1321
1322 public void stopPresenceUpdatesTo(Contact contact) {
1323 PresencePacket packet = new PresencePacket();
1324 packet.setAttribute("type", "unsubscribed");
1325 packet.setAttribute("to", contact.getJid());
1326 packet.setAttribute("from", contact.getAccount().getJid());
1327 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1328 }
1329
1330 public void sendPresenceUpdatesTo(Contact contact) {
1331 PresencePacket packet = new PresencePacket();
1332 packet.setAttribute("type", "subscribed");
1333 packet.setAttribute("to", contact.getJid());
1334 packet.setAttribute("from", contact.getAccount().getJid());
1335 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1336 }
1337
1338 public void sendPresence(Account account) {
1339 PresencePacket packet = new PresencePacket();
1340 packet.setAttribute("from", account.getFullJid());
1341 String sig = account.getPgpSignature();
1342 if (sig != null) {
1343 packet.addChild("status").setContent("online");
1344 packet.addChild("x", "jabber:x:signed").setContent(sig);
1345 }
1346 account.getXmppConnection().sendPresencePacket(packet);
1347 }
1348
1349 public void updateConversation(Conversation conversation) {
1350 this.databaseBackend.updateConversation(conversation);
1351 }
1352
1353 public void removeOnTLSExceptionReceivedListener() {
1354 this.tlsException = null;
1355 }
1356
1357 public void reconnectAccount(final Account account, final boolean force) {
1358 new Thread(new Runnable() {
1359
1360 @Override
1361 public void run() {
1362 if (account.getXmppConnection() != null) {
1363 disconnect(account, force);
1364 }
1365 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
1366 if (account.getXmppConnection() == null) {
1367 account.setXmppConnection(createConnection(account));
1368 }
1369 Thread thread = new Thread(account.getXmppConnection());
1370 thread.start();
1371 scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false);
1372 }
1373 }
1374 }).start();
1375 }
1376
1377 public void sendConversationSubject(Conversation conversation,
1378 String subject) {
1379 MessagePacket packet = new MessagePacket();
1380 packet.setType(MessagePacket.TYPE_GROUPCHAT);
1381 packet.setTo(conversation.getContactJid().split("/")[0]);
1382 Element subjectChild = new Element("subject");
1383 subjectChild.setContent(subject);
1384 packet.addChild(subjectChild);
1385 packet.setFrom(conversation.getAccount().getJid());
1386 Account account = conversation.getAccount();
1387 if (account.getStatus() == Account.STATUS_ONLINE) {
1388 account.getXmppConnection().sendMessagePacket(packet);
1389 }
1390 }
1391
1392 public void inviteToConference(Conversation conversation,
1393 List<Contact> contacts) {
1394 for (Contact contact : contacts) {
1395 MessagePacket packet = new MessagePacket();
1396 packet.setTo(conversation.getContactJid().split("/")[0]);
1397 packet.setFrom(conversation.getAccount().getFullJid());
1398 Element x = new Element("x");
1399 x.setAttribute("xmlns", "http://jabber.org/protocol/muc#user");
1400 Element invite = new Element("invite");
1401 invite.setAttribute("to", contact.getJid());
1402 x.addChild(invite);
1403 packet.addChild(x);
1404 Log.d(LOGTAG, packet.toString());
1405 conversation.getAccount().getXmppConnection()
1406 .sendMessagePacket(packet);
1407 }
1408
1409 }
1410
1411 public boolean markMessage(Account account, String recipient, String uuid,
1412 int status) {
1413 for (Conversation conversation : getConversations()) {
1414 if (conversation.getContactJid().equals(recipient)
1415 && conversation.getAccount().equals(account)) {
1416 return markMessage(conversation, uuid, status);
1417 }
1418 }
1419 return false;
1420 }
1421
1422 public boolean markMessage(Conversation conversation, String uuid,
1423 int status) {
1424 for (Message message : conversation.getMessages()) {
1425 if (message.getUuid().equals(uuid)) {
1426 markMessage(message, status);
1427 return true;
1428 }
1429 }
1430 return false;
1431 }
1432
1433 public void markMessage(Message message, int status) {
1434 message.setStatus(status);
1435 databaseBackend.updateMessage(message);
1436 if (convChangedListener != null) {
1437 convChangedListener.onConversationListChanged();
1438 }
1439 }
1440
1441 public SharedPreferences getPreferences() {
1442 return PreferenceManager
1443 .getDefaultSharedPreferences(getApplicationContext());
1444 }
1445
1446 private boolean confirmReception() {
1447 String autoAcks = getPreferences().getString(
1448 "auto_acknowledge_messages", "2");
1449 int autoAcksValue;
1450 try {
1451 autoAcksValue = Integer.parseInt(autoAcks);
1452 } catch (NumberFormatException e) {
1453 autoAcksValue = 0;
1454 }
1455 return autoAcksValue == 1 || autoAcksValue == 3;
1456 }
1457
1458 public void updateUi(Conversation conversation, boolean notify) {
1459 if (convChangedListener != null) {
1460 convChangedListener.onConversationListChanged();
1461 } else {
1462 UIHelper.updateNotification(getApplicationContext(),
1463 getConversations(), conversation, notify);
1464 }
1465 }
1466
1467 public Account findAccountByJid(String accountJid) {
1468 for (Account account : this.accounts) {
1469 if (account.getJid().equals(accountJid)) {
1470 return account;
1471 }
1472 }
1473 return null;
1474 }
1475}