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