1package eu.siacs.conversations.services;
2
3import java.text.ParseException;
4import java.text.SimpleDateFormat;
5import java.util.Date;
6import java.util.Hashtable;
7import java.util.List;
8import java.util.Random;
9
10import org.openintents.openpgp.util.OpenPgpApi;
11import org.openintents.openpgp.util.OpenPgpServiceConnection;
12
13import net.java.otr4j.OtrException;
14import net.java.otr4j.session.Session;
15import net.java.otr4j.session.SessionStatus;
16
17import eu.siacs.conversations.crypto.PgpEngine;
18import eu.siacs.conversations.crypto.PgpEngine.OpenPgpException;
19import eu.siacs.conversations.entities.Account;
20import eu.siacs.conversations.entities.Contact;
21import eu.siacs.conversations.entities.Conversation;
22import eu.siacs.conversations.entities.Message;
23import eu.siacs.conversations.entities.MucOptions;
24import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
25import eu.siacs.conversations.entities.Presences;
26import eu.siacs.conversations.persistance.DatabaseBackend;
27import eu.siacs.conversations.persistance.OnPhoneContactsMerged;
28import eu.siacs.conversations.ui.OnAccountListChangedListener;
29import eu.siacs.conversations.ui.OnConversationListChangedListener;
30import eu.siacs.conversations.ui.OnRosterFetchedListener;
31import eu.siacs.conversations.utils.ExceptionHelper;
32import eu.siacs.conversations.utils.MessageParser;
33import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener;
34import eu.siacs.conversations.utils.PhoneHelper;
35import eu.siacs.conversations.utils.UIHelper;
36import eu.siacs.conversations.xml.Element;
37import eu.siacs.conversations.xmpp.OnIqPacketReceived;
38import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
39import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
40import eu.siacs.conversations.xmpp.OnStatusChanged;
41import eu.siacs.conversations.xmpp.OnTLSExceptionReceived;
42import eu.siacs.conversations.xmpp.XmppConnection;
43import eu.siacs.conversations.xmpp.stanzas.IqPacket;
44import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
45import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
46import android.app.AlarmManager;
47import android.app.PendingIntent;
48import android.app.Service;
49import android.content.Context;
50import android.content.Intent;
51import android.content.SharedPreferences;
52import android.database.ContentObserver;
53import android.database.DatabaseUtils;
54import android.net.ConnectivityManager;
55import android.net.NetworkInfo;
56import android.os.Binder;
57import android.os.Bundle;
58import android.os.IBinder;
59import android.os.PowerManager;
60import android.os.SystemClock;
61import android.preference.PreferenceManager;
62import android.provider.ContactsContract;
63import android.util.Log;
64
65public class XmppConnectionService extends Service {
66
67 protected static final String LOGTAG = "xmppService";
68 public DatabaseBackend databaseBackend;
69
70 public long startDate;
71
72 private static final int PING_MAX_INTERVAL = 30;
73 private static final int PING_MIN_INTERVAL = 10;
74 private static final int PING_TIMEOUT = 2;
75
76 private List<Account> accounts;
77 private List<Conversation> conversations = null;
78
79 public OnConversationListChangedListener convChangedListener = null;
80 private OnAccountListChangedListener accountChangedListener = null;
81 private OnTLSExceptionReceived tlsException = null;
82
83 public void setOnTLSExceptionReceivedListener(
84 OnTLSExceptionReceived listener) {
85 tlsException = listener;
86 }
87
88 private Random mRandom = new Random(System.currentTimeMillis());
89
90 private ContentObserver contactObserver = new ContentObserver(null) {
91 @Override
92 public void onChange(boolean selfChange) {
93 super.onChange(selfChange);
94 Log.d(LOGTAG, "contact list has changed");
95 mergePhoneContactsWithRoster(null);
96 }
97 };
98
99 private XmppConnectionService service = this;
100
101 private final IBinder mBinder = new XmppConnectionBinder();
102 private OnMessagePacketReceived messageListener = new OnMessagePacketReceived() {
103
104 @Override
105 public void onMessagePacketReceived(Account account,
106 MessagePacket packet) {
107 Message message = null;
108 boolean notify = true;
109 if ((packet.getType() == MessagePacket.TYPE_CHAT)) {
110 String pgpBody = MessageParser.getPgpBody(packet);
111 if (pgpBody != null) {
112 message = MessageParser.parsePgpChat(pgpBody, packet,
113 account, service);
114 message.markUnread();
115 } else if (packet.hasChild("body")
116 && (packet.getBody().startsWith("?OTR"))) {
117 message = MessageParser.parseOtrChat(packet, account,
118 service);
119 if (message != null) {
120 message.markUnread();
121 }
122 } else if (packet.hasChild("body")) {
123 message = MessageParser.parsePlainTextChat(packet, account,
124 service);
125 message.markUnread();
126 } else if (packet.hasChild("received")
127 || (packet.hasChild("sent"))) {
128 message = MessageParser.parseCarbonMessage(packet, account,
129 service);
130 if (message != null) {
131 message.getConversation().markRead();
132 }
133 notify = false;
134 }
135
136 } else if (packet.getType() == MessagePacket.TYPE_GROUPCHAT) {
137 message = MessageParser
138 .parseGroupchat(packet, account, service);
139 if (message != null) {
140 if (message.getStatus() == Message.STATUS_RECIEVED) {
141 message.markUnread();
142 } else {
143 message.getConversation().markRead();
144 notify = false;
145 }
146 }
147 } else if (packet.getType() == MessagePacket.TYPE_ERROR) {
148 message = MessageParser.parseError(packet, account, service);
149 } else {
150 // Log.d(LOGTAG, "unparsed message " + packet.toString());
151 }
152 if (message == null) {
153 return;
154 }
155 if (packet.hasChild("delay")) {
156 try {
157 String stamp = packet.findChild("delay").getAttribute(
158 "stamp");
159 stamp = stamp.replace("Z", "+0000");
160 Date date = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ")
161 .parse(stamp);
162 message.setTime(date.getTime());
163 } catch (ParseException e) {
164 Log.d(LOGTAG, "error trying to parse date" + e.getMessage());
165 }
166 }
167 Conversation conversation = message.getConversation();
168 conversation.getMessages().add(message);
169 if (packet.getType() != MessagePacket.TYPE_ERROR) {
170 databaseBackend.createMessage(message);
171 }
172 if (convChangedListener != null) {
173 convChangedListener.onConversationListChanged();
174 } else {
175 UIHelper.updateNotification(getApplicationContext(),
176 getConversations(), notify);
177 }
178 }
179 };
180 private OnStatusChanged statusListener = new OnStatusChanged() {
181
182 @Override
183 public void onStatusChanged(Account account) {
184 if (accountChangedListener != null) {
185 accountChangedListener.onAccountListChangedListener();
186 }
187 if (account.getStatus() == Account.STATUS_ONLINE) {
188 databaseBackend.clearPresences(account);
189 if (account.getXmppConnection().hasFeatureRosterManagment()) {
190 updateRoster(account, null);
191 }
192 connectMultiModeConversations(account);
193 List<Conversation> conversations = getConversations();
194 for (int i = 0; i < conversations.size(); ++i) {
195 if (conversations.get(i).getAccount() == account) {
196 sendUnsendMessages(conversations.get(i));
197 }
198 }
199 if (convChangedListener != null) {
200 convChangedListener.onConversationListChanged();
201 }
202 scheduleWakeupCall(PING_MAX_INTERVAL, true);
203 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
204 Log.d(LOGTAG, "onStatusChanged offline");
205 databaseBackend.clearPresences(account);
206 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
207 int timeToReconnect = mRandom.nextInt(50) + 10;
208 scheduleWakeupCall(timeToReconnect, false);
209 }
210
211 }
212 }
213 };
214
215 private OnPresencePacketReceived presenceListener = new OnPresencePacketReceived() {
216
217 @Override
218 public void onPresencePacketReceived(Account account,
219 PresencePacket packet) {
220 if (packet.hasChild("x")
221 && (packet.findChild("x").getAttribute("xmlns")
222 .startsWith("http://jabber.org/protocol/muc"))) {
223 Conversation muc = findMuc(packet.getAttribute("from").split(
224 "/")[0]);
225 if (muc != null) {
226 int error = muc.getMucOptions().getError();
227 muc.getMucOptions().processPacket(packet);
228 if ((muc.getMucOptions().getError() != error)
229 && (convChangedListener != null)) {
230 Log.d(LOGTAG, "muc error status changed");
231 convChangedListener.onConversationListChanged();
232 }
233 }
234 } else {
235 String[] fromParts = packet.getAttribute("from").split("/");
236 Contact contact = findContact(account, fromParts[0]);
237 if (contact == null) {
238 // most likely self or roster not synced
239 return;
240 }
241 String type = packet.getAttribute("type");
242 if (type == null) {
243 Element show = packet.findChild("show");
244 if (show == null) {
245 contact.updatePresence(fromParts[1], Presences.ONLINE);
246 } else if (show.getContent().equals("away")) {
247 contact.updatePresence(fromParts[1], Presences.AWAY);
248 } else if (show.getContent().equals("xa")) {
249 contact.updatePresence(fromParts[1], Presences.XA);
250 } else if (show.getContent().equals("chat")) {
251 contact.updatePresence(fromParts[1], Presences.CHAT);
252 } else if (show.getContent().equals("dnd")) {
253 contact.updatePresence(fromParts[1], Presences.DND);
254 }
255 PgpEngine pgp = getPgpEngine();
256 if (pgp != null) {
257 Element x = packet.findChild("x");
258 if ((x != null)
259 && (x.getAttribute("xmlns")
260 .equals("jabber:x:signed"))) {
261 try {
262 contact.setPgpKeyId(pgp.fetchKeyId(packet
263 .findChild("status").getContent(), x
264 .getContent()));
265 } catch (OpenPgpException e) {
266 Log.d(LOGTAG, "faulty pgp. just ignore");
267 }
268 }
269 }
270 databaseBackend.updateContact(contact);
271 } else if (type.equals("unavailable")) {
272 if (fromParts.length != 2) {
273 // Log.d(LOGTAG,"received presence with no resource "+packet.toString());
274 } else {
275 contact.removePresence(fromParts[1]);
276 databaseBackend.updateContact(contact);
277 }
278 } else if (type.equals("subscribe")) {
279 if (contact
280 .getSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT)) {
281 sendPresenceUpdatesTo(contact);
282 contact.setSubscriptionOption(Contact.Subscription.FROM);
283 contact.resetSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT);
284 replaceContactInConversation(contact.getJid(), contact);
285 databaseBackend.updateContact(contact);
286 if ((contact
287 .getSubscriptionOption(Contact.Subscription.ASKING))
288 && (!contact
289 .getSubscriptionOption(Contact.Subscription.TO))) {
290 requestPresenceUpdatesFrom(contact);
291 }
292 } else {
293 // TODO: ask user to handle it maybe
294 }
295 } else {
296 Log.d(LOGTAG, packet.toString());
297 }
298 replaceContactInConversation(contact.getJid(), contact);
299 }
300 }
301 };
302
303 private OnIqPacketReceived unknownIqListener = new OnIqPacketReceived() {
304
305 @Override
306 public void onIqPacketReceived(Account account, IqPacket packet) {
307 if (packet.hasChild("query")) {
308 Element query = packet.findChild("query");
309 String xmlns = query.getAttribute("xmlns");
310 if ((xmlns != null) && (xmlns.equals("jabber:iq:roster"))) {
311 processRosterItems(account, query);
312 mergePhoneContactsWithRoster(null);
313 }
314 }
315 }
316 };
317
318 private OpenPgpServiceConnection pgpServiceConnection;
319 private PgpEngine mPgpEngine = null;
320 private Intent pingIntent;
321 private PendingIntent pendingPingIntent = null;
322
323 public PgpEngine getPgpEngine() {
324 if (pgpServiceConnection.isBound()) {
325 if (this.mPgpEngine == null) {
326 this.mPgpEngine = new PgpEngine(new OpenPgpApi(
327 getApplicationContext(),
328 pgpServiceConnection.getService()));
329 }
330 return mPgpEngine;
331 } else {
332 return null;
333 }
334
335 }
336
337 protected Conversation findMuc(String name) {
338 for (Conversation conversation : this.conversations) {
339 if (conversation.getContactJid().split("/")[0].equals(name)) {
340 return conversation;
341 }
342 }
343 return null;
344 }
345
346 private void processRosterItems(Account account, Element elements) {
347 String version = elements.getAttribute("ver");
348 if (version != null) {
349 account.setRosterVersion(version);
350 databaseBackend.updateAccount(account);
351 }
352 for (Element item : elements.getChildren()) {
353 if (item.getName().equals("item")) {
354 String jid = item.getAttribute("jid");
355 String subscription = item.getAttribute("subscription");
356 Contact contact = databaseBackend.findContact(account, jid);
357 if (contact == null) {
358 if (!subscription.equals("remove")) {
359 String name = item.getAttribute("name");
360 if (name == null) {
361 name = jid.split("@")[0];
362 }
363 contact = new Contact(account, name, jid, null);
364 contact.parseSubscriptionFromElement(item);
365 databaseBackend.createContact(contact);
366 }
367 } else {
368 if (subscription.equals("remove")) {
369 databaseBackend.deleteContact(contact);
370 replaceContactInConversation(contact.getJid(), null);
371 } else {
372 contact.parseSubscriptionFromElement(item);
373 databaseBackend.updateContact(contact);
374 replaceContactInConversation(contact.getJid(), contact);
375 }
376 }
377 }
378 }
379 }
380
381 private void replaceContactInConversation(String jid, Contact contact) {
382 List<Conversation> conversations = getConversations();
383 for (int i = 0; i < conversations.size(); ++i) {
384 if ((conversations.get(i).getContactJid().equals(jid))) {
385 conversations.get(i).setContact(contact);
386 break;
387 }
388 }
389 }
390
391 public class XmppConnectionBinder extends Binder {
392 public XmppConnectionService getService() {
393 return XmppConnectionService.this;
394 }
395 }
396
397 @Override
398 public int onStartCommand(Intent intent, int flags, int startId) {
399 Log.d(LOGTAG,"calling start service. caller was:"+intent.getAction());
400
401 // internet and online last_received - list_ping >= max_ping : ping
402 // internet and online last_ping - last_received >= ping_timeout :
403 // reconnect
404 // internet and offline and enabled : connect (Threat start)
405
406 // no internet - set no internet
407
408 ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
409 .getSystemService(Context.CONNECTIVITY_SERVICE);
410 NetworkInfo activeNetwork = cm.getActiveNetworkInfo();
411 boolean isConnected = activeNetwork != null
412 && activeNetwork.isConnected();
413
414 for (Account account : accounts) {
415 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
416 if (!isConnected) {
417 account.setStatus(Account.STATUS_NO_INTERNET);
418 } else {
419 if (account.getStatus() == Account.STATUS_NO_INTERNET) {
420 account.setStatus(Account.STATUS_OFFLINE);
421 }
422
423 // TODO 3 remaining cases
424 if (account.getStatus() == Account.STATUS_ONLINE) {
425 long lastReceived = account.getXmppConnection().lastPaketReceived;
426 long lastSent = account.getXmppConnection().lastPingSent;
427 if (lastSent - lastReceived >= PING_TIMEOUT * 1000) {
428 Log.d(LOGTAG, account.getJid() + ": ping timeout");
429 this.reconnectAccount(account);
430 } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) {
431 account.getXmppConnection().sendPing();
432 account.getXmppConnection().lastPingSent = SystemClock.elapsedRealtime();
433 this.scheduleWakeupCall(2, false);
434 }
435 } else if (account.getStatus() == Account.STATUS_OFFLINE) {
436 if (account.getXmppConnection() == null) {
437 account.setXmppConnection(this
438 .createConnection(account));
439 }
440 account.getXmppConnection().lastPingSent = SystemClock.elapsedRealtime();
441 new Thread(account.getXmppConnection()).start();
442 } else {
443 Log.d(LOGTAG,account.getJid()+": status="+account.getStatus());
444 }
445 //in any case. reschedule wakup call
446 this.scheduleWakeupCall(PING_MAX_INTERVAL, true);
447 }
448 if (accountChangedListener != null) {
449 accountChangedListener.onAccountListChangedListener();
450 }
451 }
452 }
453 return START_STICKY;
454 }
455
456 @Override
457 public void onCreate() {
458 ExceptionHelper.init(getApplicationContext());
459 databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
460 this.accounts = databaseBackend.getAccounts();
461
462 getContentResolver().registerContentObserver(
463 ContactsContract.Contacts.CONTENT_URI, true, contactObserver);
464 this.pgpServiceConnection = new OpenPgpServiceConnection(
465 getApplicationContext(), "org.sufficientlysecure.keychain");
466 this.pgpServiceConnection.bindToService();
467
468 }
469
470 @Override
471 public void onDestroy() {
472 super.onDestroy();
473 for (Account account : accounts) {
474 if (account.getXmppConnection() != null) {
475 disconnect(account, true);
476 }
477 }
478 }
479
480 protected void scheduleWakeupCall(int seconds, boolean ping) {
481 long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000;
482 Context context = getApplicationContext();
483 AlarmManager alarmManager = (AlarmManager) context
484 .getSystemService(Context.ALARM_SERVICE);
485
486
487
488 if (ping) {
489 if (this.pingIntent==null) {
490 this.pingIntent = new Intent(context, EventReceiver.class);
491 this.pingIntent.setAction("ping");
492 this.pingIntent.putExtra("time", timeToWake);
493 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
494 this.pingIntent, 0);
495 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,timeToWake, pendingPingIntent);
496 Log.d(LOGTAG,"schedule ping in "+seconds+" seconds");
497 } else {
498 long scheduledTime = this.pingIntent.getLongExtra("time", 0);
499 if (scheduledTime<SystemClock.elapsedRealtime() || (scheduledTime > timeToWake)) {
500 this.pingIntent.putExtra("time", timeToWake);
501 alarmManager.cancel(this.pendingPingIntent);
502 this.pendingPingIntent = PendingIntent.getBroadcast(context, 0,
503 this.pingIntent, 0);
504 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,timeToWake, pendingPingIntent);
505 Log.d(LOGTAG,"reschedule old ping to ping in "+seconds+" seconds");
506 }
507 }
508 } else {
509 Intent intent = new Intent(context, EventReceiver.class);
510 intent.setAction("ping_check");
511 PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0,
512 intent, 0);
513 alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP,timeToWake, alarmIntent);
514 }
515
516 }
517
518 public XmppConnection createConnection(Account account) {
519 PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
520 XmppConnection connection = new XmppConnection(account, pm);
521 connection.setOnMessagePacketReceivedListener(this.messageListener);
522 connection.setOnStatusChangedListener(this.statusListener);
523 connection.setOnPresencePacketReceivedListener(this.presenceListener);
524 connection
525 .setOnUnregisteredIqPacketReceivedListener(this.unknownIqListener);
526 connection
527 .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() {
528
529 @Override
530 public void onTLSExceptionReceived(String fingerprint,
531 Account account) {
532 Log.d(LOGTAG, "tls exception arrived in service");
533 if (tlsException != null) {
534 tlsException.onTLSExceptionReceived(fingerprint,
535 account);
536 }
537 }
538 });
539 return connection;
540 }
541
542 public void sendMessage(Message message, String presence) {
543 Account account = message.getConversation().getAccount();
544 Conversation conv = message.getConversation();
545 boolean saveInDb = false;
546 boolean addToConversation = false;
547 if (account.getStatus() == Account.STATUS_ONLINE) {
548 MessagePacket packet;
549 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
550 if (!conv.hasValidOtrSession()) {
551 // starting otr session. messages will be send later
552 conv.startOtrSession(getApplicationContext(), presence);
553 } else if (conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) {
554 // otr session aleary exists, creating message packet
555 // accordingly
556 packet = prepareMessagePacket(account, message,
557 conv.getOtrSession());
558 account.getXmppConnection().sendMessagePacket(packet);
559 message.setStatus(Message.STATUS_SEND);
560 }
561 saveInDb = true;
562 addToConversation = true;
563 } else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
564 long keyId = message.getConversation().getContact()
565 .getPgpKeyId();
566 packet = new MessagePacket();
567 packet.setType(MessagePacket.TYPE_CHAT);
568 packet.setFrom(message.getConversation().getAccount()
569 .getFullJid());
570 packet.setTo(message.getCounterpart());
571 packet.setBody("This is an XEP-0027 encryted message");
572 Element x = new Element("x");
573 x.setAttribute("xmlns", "jabber:x:encrypted");
574 x.setContent(this.getPgpEngine().encrypt(keyId,
575 message.getBody()));
576 packet.addChild(x);
577 account.getXmppConnection().sendMessagePacket(packet);
578 message.setStatus(Message.STATUS_SEND);
579 message.setEncryption(Message.ENCRYPTION_DECRYPTED);
580 saveInDb = true;
581 addToConversation = true;
582 } else {
583 // don't encrypt
584 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
585 message.setStatus(Message.STATUS_SEND);
586 saveInDb = true;
587 addToConversation = true;
588 }
589
590 packet = prepareMessagePacket(account, message, null);
591 account.getXmppConnection().sendMessagePacket(packet);
592 }
593 } else {
594 // account is offline
595 saveInDb = true;
596 addToConversation = true;
597
598 }
599 if (saveInDb) {
600 databaseBackend.createMessage(message);
601 }
602 if (addToConversation) {
603 conv.getMessages().add(message);
604 if (convChangedListener != null) {
605 convChangedListener.onConversationListChanged();
606 }
607 }
608
609 }
610
611 private void sendUnsendMessages(Conversation conversation) {
612 for (int i = 0; i < conversation.getMessages().size(); ++i) {
613 if (conversation.getMessages().get(i).getStatus() == Message.STATUS_UNSEND) {
614 Message message = conversation.getMessages().get(i);
615 MessagePacket packet = prepareMessagePacket(
616 conversation.getAccount(), message, null);
617 conversation.getAccount().getXmppConnection()
618 .sendMessagePacket(packet);
619 message.setStatus(Message.STATUS_SEND);
620 if (conversation.getMode() == Conversation.MODE_SINGLE) {
621 databaseBackend.updateMessage(message);
622 } else {
623 databaseBackend.deleteMessage(message);
624 conversation.getMessages().remove(i);
625 i--;
626 }
627 }
628 }
629 }
630
631 public MessagePacket prepareMessagePacket(Account account, Message message,
632 Session otrSession) {
633 MessagePacket packet = new MessagePacket();
634 if (message.getConversation().getMode() == Conversation.MODE_SINGLE) {
635 packet.setType(MessagePacket.TYPE_CHAT);
636 if (otrSession != null) {
637 try {
638 packet.setBody(otrSession.transformSending(message
639 .getBody()));
640 } catch (OtrException e) {
641 Log.d(LOGTAG,
642 account.getJid()
643 + ": could not encrypt message to "
644 + message.getCounterpart());
645 }
646 Element privateMarker = new Element("private");
647 privateMarker.setAttribute("xmlns", "urn:xmpp:carbons:2");
648 packet.addChild(privateMarker);
649 packet.setTo(otrSession.getSessionID().getAccountID() + "/"
650 + otrSession.getSessionID().getUserID());
651 packet.setFrom(account.getFullJid());
652 } else {
653 packet.setBody(message.getBody());
654 packet.setTo(message.getCounterpart());
655 packet.setFrom(account.getJid());
656 }
657 } else if (message.getConversation().getMode() == Conversation.MODE_MULTI) {
658 packet.setType(MessagePacket.TYPE_GROUPCHAT);
659 packet.setBody(message.getBody());
660 packet.setTo(message.getCounterpart().split("/")[0]);
661 packet.setFrom(account.getJid());
662 }
663 return packet;
664 }
665
666 public void getRoster(Account account,
667 final OnRosterFetchedListener listener) {
668 List<Contact> contacts = databaseBackend.getContactsByAccount(account);
669 for (int i = 0; i < contacts.size(); ++i) {
670 contacts.get(i).setAccount(account);
671 }
672 if (listener != null) {
673 listener.onRosterFetched(contacts);
674 }
675 }
676
677 public void updateRoster(final Account account,
678 final OnRosterFetchedListener listener) {
679 IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET);
680 Element query = new Element("query");
681 query.setAttribute("xmlns", "jabber:iq:roster");
682 if (!"".equals(account.getRosterVersion())) {
683 Log.d(LOGTAG, account.getJid() + ": fetching roster version "
684 + account.getRosterVersion());
685 } else {
686 Log.d(LOGTAG, account.getJid() + ": fetching roster");
687 }
688 query.setAttribute("ver", account.getRosterVersion());
689 iqPacket.addChild(query);
690 account.getXmppConnection().sendIqPacket(iqPacket,
691 new OnIqPacketReceived() {
692
693 @Override
694 public void onIqPacketReceived(final Account account,
695 IqPacket packet) {
696 Element roster = packet.findChild("query");
697 if (roster != null) {
698 Log.d(LOGTAG, account.getJid()
699 + ": processing roster");
700 processRosterItems(account, roster);
701 StringBuilder mWhere = new StringBuilder();
702 mWhere.append("jid NOT IN(");
703 List<Element> items = roster.getChildren();
704 for (int i = 0; i < items.size(); ++i) {
705 mWhere.append(DatabaseUtils
706 .sqlEscapeString(items.get(i)
707 .getAttribute("jid")));
708 if (i != items.size() - 1) {
709 mWhere.append(",");
710 }
711 }
712 mWhere.append(") and accountUuid = \"");
713 mWhere.append(account.getUuid());
714 mWhere.append("\"");
715 List<Contact> contactsToDelete = databaseBackend
716 .getContacts(mWhere.toString());
717 for (Contact contact : contactsToDelete) {
718 databaseBackend.deleteContact(contact);
719 replaceContactInConversation(contact.getJid(),
720 null);
721 }
722
723 } else {
724 Log.d(LOGTAG, account.getJid()
725 + ": empty roster returend");
726 }
727 mergePhoneContactsWithRoster(new OnPhoneContactsMerged() {
728
729 @Override
730 public void phoneContactsMerged() {
731 if (listener != null) {
732 getRoster(account, listener);
733 }
734 }
735 });
736 }
737 });
738 }
739
740 public void mergePhoneContactsWithRoster(
741 final OnPhoneContactsMerged listener) {
742 PhoneHelper.loadPhoneContacts(getApplicationContext(),
743 new OnPhoneContactsLoadedListener() {
744 @Override
745 public void onPhoneContactsLoaded(
746 Hashtable<String, Bundle> phoneContacts) {
747 List<Contact> contacts = databaseBackend
748 .getContactsByAccount(null);
749 for (int i = 0; i < contacts.size(); ++i) {
750 Contact contact = contacts.get(i);
751 if (phoneContacts.containsKey(contact.getJid())) {
752 Bundle phoneContact = phoneContacts.get(contact
753 .getJid());
754 String systemAccount = phoneContact
755 .getInt("phoneid")
756 + "#"
757 + phoneContact.getString("lookup");
758 contact.setSystemAccount(systemAccount);
759 contact.setPhotoUri(phoneContact
760 .getString("photouri"));
761 contact.setDisplayName(phoneContact
762 .getString("displayname"));
763 databaseBackend.updateContact(contact);
764 replaceContactInConversation(contact.getJid(),
765 contact);
766 } else {
767 if ((contact.getSystemAccount() != null)
768 || (contact.getProfilePhoto() != null)) {
769 contact.setSystemAccount(null);
770 contact.setPhotoUri(null);
771 databaseBackend.updateContact(contact);
772 replaceContactInConversation(
773 contact.getJid(), contact);
774 }
775 }
776 }
777 if (listener != null) {
778 listener.phoneContactsMerged();
779 }
780 }
781 });
782 }
783
784 public List<Conversation> getConversations() {
785 if (this.conversations == null) {
786 Hashtable<String, Account> accountLookupTable = new Hashtable<String, Account>();
787 for (Account account : this.accounts) {
788 accountLookupTable.put(account.getUuid(), account);
789 }
790 this.conversations = databaseBackend
791 .getConversations(Conversation.STATUS_AVAILABLE);
792 for (Conversation conv : this.conversations) {
793 Account account = accountLookupTable.get(conv.getAccountUuid());
794 conv.setAccount(account);
795 conv.setContact(findContact(account, conv.getContactJid()));
796 conv.setMessages(databaseBackend.getMessages(conv, 50));
797 }
798 }
799 return this.conversations;
800 }
801
802 public List<Account> getAccounts() {
803 return this.accounts;
804 }
805
806 public Contact findContact(Account account, String jid) {
807 Contact contact = databaseBackend.findContact(account, jid);
808 if (contact != null) {
809 contact.setAccount(account);
810 }
811 return contact;
812 }
813
814 public Conversation findOrCreateConversation(Account account, String jid,
815 boolean muc) {
816 for (Conversation conv : this.getConversations()) {
817 if ((conv.getAccount().equals(account))
818 && (conv.getContactJid().split("/")[0].equals(jid))) {
819 return conv;
820 }
821 }
822 Conversation conversation = databaseBackend.findConversation(account,
823 jid);
824 if (conversation != null) {
825 conversation.setStatus(Conversation.STATUS_AVAILABLE);
826 conversation.setAccount(account);
827 if (muc) {
828 conversation.setMode(Conversation.MODE_MULTI);
829 if (account.getStatus() == Account.STATUS_ONLINE) {
830 joinMuc(conversation);
831 }
832 } else {
833 conversation.setMode(Conversation.MODE_SINGLE);
834 }
835 this.databaseBackend.updateConversation(conversation);
836 conversation.setContact(findContact(account,
837 conversation.getContactJid()));
838 } else {
839 String conversationName;
840 Contact contact = findContact(account, jid);
841 if (contact != null) {
842 conversationName = contact.getDisplayName();
843 } else {
844 conversationName = jid.split("@")[0];
845 }
846 if (muc) {
847 conversation = new Conversation(conversationName, account, jid,
848 Conversation.MODE_MULTI);
849 if (account.getStatus() == Account.STATUS_ONLINE) {
850 joinMuc(conversation);
851 }
852 } else {
853 conversation = new Conversation(conversationName, account, jid,
854 Conversation.MODE_SINGLE);
855 }
856 conversation.setContact(contact);
857 this.databaseBackend.createConversation(conversation);
858 }
859 this.conversations.add(conversation);
860 if (this.convChangedListener != null) {
861 this.convChangedListener.onConversationListChanged();
862 }
863 return conversation;
864 }
865
866 public void archiveConversation(Conversation conversation) {
867 if (conversation.getMode() == Conversation.MODE_MULTI) {
868 leaveMuc(conversation);
869 } else {
870 try {
871 conversation.endOtrIfNeeded();
872 } catch (OtrException e) {
873 Log.d(LOGTAG,
874 "error ending otr session for "
875 + conversation.getName());
876 }
877 }
878 this.databaseBackend.updateConversation(conversation);
879 this.conversations.remove(conversation);
880 if (this.convChangedListener != null) {
881 this.convChangedListener.onConversationListChanged();
882 }
883 }
884
885 public int getConversationCount() {
886 return this.databaseBackend.getConversationCount();
887 }
888
889 public void createAccount(Account account) {
890 databaseBackend.createAccount(account);
891 this.accounts.add(account);
892 account.setXmppConnection(this.createConnection(account));
893 if (accountChangedListener != null)
894 accountChangedListener.onAccountListChangedListener();
895 }
896
897 public void deleteContact(Contact contact) {
898 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
899 Element query = new Element("query");
900 query.setAttribute("xmlns", "jabber:iq:roster");
901 Element item = new Element("item");
902 item.setAttribute("jid", contact.getJid());
903 item.setAttribute("subscription", "remove");
904 query.addChild(item);
905 iq.addChild(query);
906 contact.getAccount().getXmppConnection().sendIqPacket(iq, null);
907 replaceContactInConversation(contact.getJid(), null);
908 databaseBackend.deleteContact(contact);
909 }
910
911 public void updateAccount(Account account) {
912 databaseBackend.updateAccount(account);
913 reconnectAccount(account);
914 if (accountChangedListener != null)
915 accountChangedListener.onAccountListChangedListener();
916 }
917
918 public void deleteAccount(Account account) {
919 Log.d(LOGTAG, "called delete account");
920 if (account.getXmppConnection() != null) {
921 this.disconnect(account, false);
922 }
923 databaseBackend.deleteAccount(account);
924 this.accounts.remove(account);
925 if (accountChangedListener != null)
926 accountChangedListener.onAccountListChangedListener();
927 }
928
929 public void setOnConversationListChangedListener(
930 OnConversationListChangedListener listener) {
931 this.convChangedListener = listener;
932 }
933
934 public void removeOnConversationListChangedListener() {
935 this.convChangedListener = null;
936 }
937
938 public void setOnAccountListChangedListener(
939 OnAccountListChangedListener listener) {
940 this.accountChangedListener = listener;
941 }
942
943 public void removeOnAccountListChangedListener() {
944 this.accountChangedListener = null;
945 }
946
947 public void connectMultiModeConversations(Account account) {
948 List<Conversation> conversations = getConversations();
949 for (int i = 0; i < conversations.size(); i++) {
950 Conversation conversation = conversations.get(i);
951 if ((conversation.getMode() == Conversation.MODE_MULTI)
952 && (conversation.getAccount() == account)) {
953 joinMuc(conversation);
954 }
955 }
956 }
957
958 public void joinMuc(Conversation conversation) {
959 String[] mucParts = conversation.getContactJid().split("/");
960 String muc;
961 String nick;
962 if (mucParts.length == 2) {
963 muc = mucParts[0];
964 nick = mucParts[1];
965 } else {
966 muc = mucParts[0];
967 nick = conversation.getAccount().getUsername();
968 }
969 PresencePacket packet = new PresencePacket();
970 packet.setAttribute("to", muc + "/" + nick);
971 Element x = new Element("x");
972 x.setAttribute("xmlns", "http://jabber.org/protocol/muc");
973 if (conversation.getMessages().size() != 0) {
974 Element history = new Element("history");
975 long lastMsgTime = conversation.getLatestMessage().getTimeSent();
976 long diff = (System.currentTimeMillis() - lastMsgTime) / 1000 - 1;
977 history.setAttribute("seconds", diff + "");
978 x.addChild(history);
979 }
980 packet.addChild(x);
981 conversation.getAccount().getXmppConnection()
982 .sendPresencePacket(packet);
983 }
984
985 private OnRenameListener renameListener = null;
986 private boolean pongReceived;
987
988 public void setOnRenameListener(OnRenameListener listener) {
989 this.renameListener = listener;
990 }
991
992 public void renameInMuc(final Conversation conversation, final String nick) {
993 final MucOptions options = conversation.getMucOptions();
994 if (options.online()) {
995 options.setOnRenameListener(new OnRenameListener() {
996
997 @Override
998 public void onRename(boolean success) {
999 if (renameListener != null) {
1000 renameListener.onRename(success);
1001 }
1002 if (success) {
1003 databaseBackend.updateConversation(conversation);
1004 }
1005 }
1006 });
1007 PresencePacket packet = new PresencePacket();
1008 packet.setAttribute("to",
1009 conversation.getContactJid().split("/")[0] + "/" + nick);
1010 packet.setAttribute("from", conversation.getAccount().getFullJid());
1011
1012 conversation.getAccount().getXmppConnection()
1013 .sendPresencePacket(packet, new OnPresencePacketReceived() {
1014
1015 @Override
1016 public void onPresencePacketReceived(Account account,
1017 PresencePacket packet) {
1018 final boolean changed;
1019 String type = packet.getAttribute("type");
1020 changed = (!"error".equals(type));
1021 if (!changed) {
1022 options.getOnRenameListener().onRename(false);
1023 } else {
1024 if (type == null) {
1025 options.getOnRenameListener()
1026 .onRename(true);
1027 options.setNick(packet.getAttribute("from")
1028 .split("/")[1]);
1029 } else {
1030 options.processPacket(packet);
1031 }
1032 }
1033 }
1034 });
1035 } else {
1036 String jid = conversation.getContactJid().split("/")[0] + "/"
1037 + nick;
1038 conversation.setContactJid(jid);
1039 databaseBackend.updateConversation(conversation);
1040 if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) {
1041 joinMuc(conversation);
1042 }
1043 }
1044 }
1045
1046 public void leaveMuc(Conversation conversation) {
1047 PresencePacket packet = new PresencePacket();
1048 packet.setAttribute("to", conversation.getContactJid());
1049 packet.setAttribute("from", conversation.getAccount().getFullJid());
1050 packet.setAttribute("type", "unavailable");
1051 conversation.getAccount().getXmppConnection()
1052 .sendPresencePacket(packet);
1053 conversation.getMucOptions().setOffline();
1054 }
1055
1056 public void disconnect(final Account account, boolean blocking) {
1057 if (account.getStatus() == Account.STATUS_ONLINE) {
1058 List<Conversation> conversations = getConversations();
1059 for (int i = 0; i < conversations.size(); i++) {
1060 Conversation conversation = conversations.get(i);
1061 if (conversation.getAccount() == account) {
1062 if (conversation.getMode() == Conversation.MODE_MULTI) {
1063 leaveMuc(conversation);
1064 } else {
1065 try {
1066 conversation.endOtrIfNeeded();
1067 } catch (OtrException e) {
1068 Log.d(LOGTAG, "error ending otr session for "
1069 + conversation.getName());
1070 }
1071 }
1072 }
1073 }
1074 if (!blocking) {
1075 new Thread(new Runnable() {
1076
1077 @Override
1078 public void run() {
1079 account.getXmppConnection().disconnect(false);
1080 Log.d(LOGTAG, "disconnected account: " + account.getJid());
1081 account.setXmppConnection(null);
1082 }
1083 }).start();
1084 } else {
1085 account.getXmppConnection().disconnect(false);
1086 Log.d(LOGTAG, "disconnected account: " + account.getJid());
1087 account.setXmppConnection(null);
1088 }
1089 }
1090 }
1091
1092 @Override
1093 public IBinder onBind(Intent intent) {
1094 return mBinder;
1095 }
1096
1097 public void updateContact(Contact contact) {
1098 databaseBackend.updateContact(contact);
1099 replaceContactInConversation(contact.getJid(), contact);
1100 }
1101
1102 public void updateMessage(Message message) {
1103 databaseBackend.updateMessage(message);
1104 }
1105
1106 public void createContact(Contact contact) {
1107 SharedPreferences sharedPref = PreferenceManager
1108 .getDefaultSharedPreferences(getApplicationContext());
1109 boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true);
1110 if (autoGrant) {
1111 contact.setSubscriptionOption(Contact.Subscription.PREEMPTIVE_GRANT);
1112 contact.setSubscriptionOption(Contact.Subscription.ASKING);
1113 }
1114 databaseBackend.createContact(contact);
1115 IqPacket iq = new IqPacket(IqPacket.TYPE_SET);
1116 Element query = new Element("query");
1117 query.setAttribute("xmlns", "jabber:iq:roster");
1118 Element item = new Element("item");
1119 item.setAttribute("jid", contact.getJid());
1120 item.setAttribute("name", contact.getJid());
1121 query.addChild(item);
1122 iq.addChild(query);
1123 Account account = contact.getAccount();
1124 account.getXmppConnection().sendIqPacket(iq, null);
1125 if (autoGrant) {
1126 requestPresenceUpdatesFrom(contact);
1127 }
1128 replaceContactInConversation(contact.getJid(), contact);
1129 }
1130
1131 public void requestPresenceUpdatesFrom(Contact contact) {
1132 // Requesting a Subscription type=subscribe
1133 PresencePacket packet = new PresencePacket();
1134 packet.setAttribute("type", "subscribe");
1135 packet.setAttribute("to", contact.getJid());
1136 packet.setAttribute("from", contact.getAccount().getJid());
1137 Log.d(LOGTAG, packet.toString());
1138 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1139 }
1140
1141 public void stopPresenceUpdatesFrom(Contact contact) {
1142 // Unsubscribing type='unsubscribe'
1143 PresencePacket packet = new PresencePacket();
1144 packet.setAttribute("type", "unsubscribe");
1145 packet.setAttribute("to", contact.getJid());
1146 packet.setAttribute("from", contact.getAccount().getJid());
1147 Log.d(LOGTAG, packet.toString());
1148 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1149 }
1150
1151 public void stopPresenceUpdatesTo(Contact contact) {
1152 // Canceling a Subscription type=unsubscribed
1153 PresencePacket packet = new PresencePacket();
1154 packet.setAttribute("type", "unsubscribed");
1155 packet.setAttribute("to", contact.getJid());
1156 packet.setAttribute("from", contact.getAccount().getJid());
1157 Log.d(LOGTAG, packet.toString());
1158 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1159 }
1160
1161 public void sendPresenceUpdatesTo(Contact contact) {
1162 // type='subscribed'
1163 PresencePacket packet = new PresencePacket();
1164 packet.setAttribute("type", "subscribed");
1165 packet.setAttribute("to", contact.getJid());
1166 packet.setAttribute("from", contact.getAccount().getJid());
1167 Log.d(LOGTAG, packet.toString());
1168 contact.getAccount().getXmppConnection().sendPresencePacket(packet);
1169 }
1170
1171 public void sendPgpPresence(Account account, String signature) {
1172 PresencePacket packet = new PresencePacket();
1173 packet.setAttribute("from", account.getFullJid());
1174 Element status = new Element("status");
1175 status.setContent("online");
1176 packet.addChild(status);
1177 Element x = new Element("x");
1178 x.setAttribute("xmlns", "jabber:x:signed");
1179 x.setContent(signature);
1180 packet.addChild(x);
1181 account.getXmppConnection().sendPresencePacket(packet);
1182 }
1183
1184 public void generatePgpAnnouncement(Account account)
1185 throws PgpEngine.UserInputRequiredException {
1186 if (account.getStatus() == Account.STATUS_ONLINE) {
1187 String signature = getPgpEngine().generateSignature("online");
1188 account.setKey("pgp_signature", signature);
1189 databaseBackend.updateAccount(account);
1190 sendPgpPresence(account, signature);
1191 }
1192 }
1193
1194 public void updateConversation(Conversation conversation) {
1195 this.databaseBackend.updateConversation(conversation);
1196 }
1197
1198 public Contact findContact(String uuid) {
1199 Contact contact = this.databaseBackend.getContact(uuid);
1200 for (Account account : getAccounts()) {
1201 if (contact.getAccountUuid().equals(account.getUuid())) {
1202 contact.setAccount(account);
1203 }
1204 }
1205 return contact;
1206 }
1207
1208 public void removeOnTLSExceptionReceivedListener() {
1209 this.tlsException = null;
1210 }
1211
1212 //TODO dont let thread sleep but schedule wake up
1213 public void reconnectAccount(final Account account) {
1214 new Thread(new Runnable() {
1215
1216 @Override
1217 public void run() {
1218 if (account.getXmppConnection() != null) {
1219 disconnect(account, true);
1220 }
1221 if (!account.isOptionSet(Account.OPTION_DISABLED)) {
1222 if (account.getXmppConnection() == null) {
1223 account.setXmppConnection(createConnection(account));
1224 }
1225 Thread thread = new Thread(account.getXmppConnection());
1226 thread.start();
1227 }
1228 }
1229 }).start();
1230 }
1231}