1package eu.siacs.conversations.xmpp.manager;
2
3import android.util.Log;
4import androidx.annotation.NonNull;
5import com.google.common.base.Strings;
6import com.google.common.collect.Collections2;
7import com.google.common.collect.ImmutableList;
8import com.google.common.collect.ImmutableMap;
9import com.google.common.collect.Iterables;
10import com.google.common.util.concurrent.FutureCallback;
11import com.google.common.util.concurrent.Futures;
12import com.google.common.util.concurrent.ListenableFuture;
13import com.google.common.util.concurrent.MoreExecutors;
14import com.google.common.util.concurrent.SettableFuture;
15import de.gultsch.common.FutureMerger;
16import eu.siacs.conversations.Config;
17import eu.siacs.conversations.entities.Account;
18import eu.siacs.conversations.entities.Bookmark;
19import eu.siacs.conversations.entities.Conversation;
20import eu.siacs.conversations.entities.Conversational;
21import eu.siacs.conversations.entities.MucOptions;
22import eu.siacs.conversations.services.XmppConnectionService;
23import eu.siacs.conversations.utils.CryptoHelper;
24import eu.siacs.conversations.utils.StringUtils;
25import eu.siacs.conversations.xml.Element;
26import eu.siacs.conversations.xml.Namespace;
27import eu.siacs.conversations.xmpp.Jid;
28import eu.siacs.conversations.xmpp.XmppConnection;
29import im.conversations.android.xmpp.Entity;
30import im.conversations.android.xmpp.IqErrorException;
31import im.conversations.android.xmpp.model.Extension;
32import im.conversations.android.xmpp.model.conference.DirectInvite;
33import im.conversations.android.xmpp.model.data.Data;
34import im.conversations.android.xmpp.model.disco.info.InfoQuery;
35import im.conversations.android.xmpp.model.error.Condition;
36import im.conversations.android.xmpp.model.hints.NoCopy;
37import im.conversations.android.xmpp.model.hints.NoStore;
38import im.conversations.android.xmpp.model.jabber.Subject;
39import im.conversations.android.xmpp.model.muc.Affiliation;
40import im.conversations.android.xmpp.model.muc.History;
41import im.conversations.android.xmpp.model.muc.MultiUserChat;
42import im.conversations.android.xmpp.model.muc.Password;
43import im.conversations.android.xmpp.model.muc.Role;
44import im.conversations.android.xmpp.model.muc.admin.Item;
45import im.conversations.android.xmpp.model.muc.admin.MucAdmin;
46import im.conversations.android.xmpp.model.muc.owner.Destroy;
47import im.conversations.android.xmpp.model.muc.owner.MucOwner;
48import im.conversations.android.xmpp.model.muc.user.Invite;
49import im.conversations.android.xmpp.model.muc.user.MucUser;
50import im.conversations.android.xmpp.model.pgp.Signed;
51import im.conversations.android.xmpp.model.stanza.Iq;
52import im.conversations.android.xmpp.model.stanza.Message;
53import im.conversations.android.xmpp.model.stanza.Presence;
54import im.conversations.android.xmpp.model.vcard.update.VCardUpdate;
55import java.util.Arrays;
56import java.util.ArrayList;
57import java.util.Collection;
58import java.util.Collections;
59import java.util.HashSet;
60import java.util.TreeSet;
61import java.util.List;
62import java.util.Map;
63import java.util.Set;
64
65public class MultiUserChatManager extends AbstractManager {
66
67 private final XmppConnectionService service;
68
69 private final Set<Conversation> inProgressConferenceJoins = new HashSet<>();
70 private final Set<Conversation> inProgressConferencePings = new HashSet<>();
71
72 public MultiUserChatManager(final XmppConnectionService service, XmppConnection connection) {
73 super(service, connection);
74 this.service = service;
75 }
76
77 public ListenableFuture<Void> join(final Conversation conversation) {
78 return join(conversation, true);
79 }
80
81 private ListenableFuture<Void> join(
82 final Conversation conversation, final boolean autoPushConfiguration) {
83 final var account = getAccount();
84 synchronized (this.inProgressConferenceJoins) {
85 this.inProgressConferenceJoins.add(conversation);
86 }
87 if (Config.MUC_LEAVE_BEFORE_JOIN) {
88 unavailable(conversation);
89 }
90 conversation.resetMucOptions().setAutoPushConfiguration(autoPushConfiguration);
91 conversation.setHasMessagesLeftOnServer(false);
92 final var disco = fetchDiscoInfo(conversation);
93
94 final var caughtDisco =
95 Futures.catchingAsync(
96 disco,
97 IqErrorException.class,
98 ex -> {
99 if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
100 return Futures.immediateFailedFuture(
101 new IllegalStateException(
102 "conversation got archived before disco returned"));
103 }
104 Log.d(Config.LOGTAG, "error fetching disco#info", ex);
105 final var iqError = ex.getError();
106 if (iqError != null
107 && iqError.getCondition()
108 instanceof Condition.RemoteServerNotFound) {
109 synchronized (this.inProgressConferenceJoins) {
110 this.inProgressConferenceJoins.remove(conversation);
111 }
112 conversation
113 .getMucOptions()
114 .setError(MucOptions.Error.SERVER_NOT_FOUND);
115 service.updateConversationUi();
116 return Futures.immediateFailedFuture(ex);
117 } else {
118 return Futures.immediateFuture(new InfoQuery());
119 }
120 },
121 MoreExecutors.directExecutor());
122
123 return Futures.transform(
124 caughtDisco,
125 v -> {
126 checkConfigurationSendPresenceFetchHistory(conversation);
127 return null;
128 },
129 MoreExecutors.directExecutor());
130 }
131
132 public ListenableFuture<Void> joinFollowingInvite(final Conversation conversation) {
133 // TODO this special treatment is probably unnecessary; just always make sure the bookmark
134 // exists
135 return Futures.transform(
136 join(conversation),
137 v -> {
138 // we used to do this only for private groups
139 final Bookmark bookmark = conversation.getBookmark();
140 if (bookmark != null) {
141 if (bookmark.autojoin()) {
142 return null;
143 }
144 bookmark.setAutojoin(true);
145 getManager(BookmarkManager.class).create(bookmark);
146 } else {
147 getManager(BookmarkManager.class).save(conversation, null);
148 }
149 return null;
150 },
151 MoreExecutors.directExecutor());
152 }
153
154 private void checkConfigurationSendPresenceFetchHistory(final Conversation conversation) {
155
156 Account account = conversation.getAccount();
157 final MucOptions mucOptions = conversation.getMucOptions();
158
159 if (mucOptions.nonanonymous()
160 && !mucOptions.membersOnly()
161 && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
162 synchronized (this.inProgressConferenceJoins) {
163 this.inProgressConferenceJoins.remove(conversation);
164 }
165 mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
166 service.updateConversationUi();
167 return;
168 }
169
170 final Jid joinJid = mucOptions.getSelf().getFullJid();
171 Log.d(
172 Config.LOGTAG,
173 account.getJid().asBareJid().toString()
174 + ": joining conversation "
175 + joinJid.toString());
176
177 final var x = new MultiUserChat();
178
179 if (mucOptions.getPassword() != null) {
180 x.addExtension(new Password(mucOptions.getPassword()));
181 }
182
183 final var history = x.addExtension(new History());
184
185 if (mucOptions.mamSupport()) {
186 // Use MAM instead of the limited muc history to get history
187 history.setMaxStanzas(0);
188 } else {
189 // Fallback to muc history
190 history.setSince(conversation.getLastMessageTransmitted().getTimestamp());
191 }
192 available(joinJid, mucOptions.nonanonymous(), x);
193 if (!joinJid.equals(conversation.getJid())) {
194 conversation.setContactJid(joinJid);
195 getDatabase().updateConversation(conversation);
196 }
197
198 if (mucOptions.mamSupport()) {
199 this.service.getMessageArchiveService().catchupMUC(conversation);
200 }
201 fetchMembers(conversation);
202 synchronized (this.inProgressConferenceJoins) {
203 this.inProgressConferenceJoins.remove(conversation);
204 this.service.sendUnsentMessages(conversation);
205 }
206 }
207
208 public ListenableFuture<Conversation> createPrivateGroupChat(
209 final String name, final Collection<Jid> addresses) {
210 final var service = getService();
211 if (service == null) {
212 return Futures.immediateFailedFuture(new IllegalStateException("No MUC service found"));
213 }
214 final var address = Jid.ofLocalAndDomain(CryptoHelper.pronounceable(), service);
215 final var conversation =
216 this.service.findOrCreateConversation(getAccount(), address, true, false, true);
217 final var join = this.join(conversation, false);
218 final var configured =
219 Futures.transformAsync(
220 join,
221 v -> {
222 final var options =
223 configWithName(defaultGroupChatConfiguration(), name);
224 return pushConfiguration(conversation, options);
225 },
226 MoreExecutors.directExecutor());
227
228 // TODO add catching to 'configured' to archive the chat again
229
230 return Futures.transform(
231 configured,
232 c -> {
233 for (var invitee : addresses) {
234 this.service.invite(conversation, invitee);
235 }
236 final var account = getAccount();
237 for (final var resource :
238 account.getSelfContact().getPresences().toResourceArray()) {
239 Jid other = getAccount().getJid().withResource(resource);
240 Log.d(
241 Config.LOGTAG,
242 account.getJid().asBareJid()
243 + ": sending direct invite to "
244 + other);
245 this.service.directInvite(conversation, other);
246 }
247 getManager(BookmarkManager.class).save(conversation, name);
248 return conversation;
249 },
250 MoreExecutors.directExecutor());
251 }
252
253 public ListenableFuture<Conversation> createPublicChannel(
254 final Jid address, final String name) {
255
256 final var conversation =
257 this.service.findOrCreateConversation(getAccount(), address, true, false, true);
258
259 final var join = this.join(conversation, false);
260 final var configuration =
261 Futures.transformAsync(
262 join,
263 v -> {
264 final var options = configWithName(defaultChannelConfiguration(), name);
265 return pushConfiguration(conversation, options);
266 },
267 MoreExecutors.directExecutor());
268
269 // TODO mostly ignore configuration error
270
271 return Futures.transform(
272 configuration,
273 v -> {
274 getManager(BookmarkManager.class).save(conversation, name);
275 return conversation;
276 },
277 MoreExecutors.directExecutor());
278 }
279
280 public void leave(final Conversation conversation) {
281 final var mucOptions = conversation.getMucOptions();
282 mucOptions.setOffline();
283 getManager(DiscoManager.class).clear(conversation.getJid().asBareJid());
284 unavailable(conversation);
285 }
286
287 public void handlePresence(final Presence presence) {}
288
289 public void handleStatusMessage(final Message message) {
290 final var from = Jid.Invalid.getNullForInvalid(message.getFrom());
291 final var mucUser = message.getExtension(MucUser.class);
292 if (from == null || from.isFullJid() || mucUser == null) {
293 return;
294 }
295 final var conversation = this.service.find(getAccount(), from);
296 if (conversation == null || conversation.getMode() != Conversation.MODE_MULTI) {
297 return;
298 }
299 for (final var status : mucUser.getStatus()) {
300 handleStatusCode(conversation, status);
301 }
302 final var item = mucUser.getItem();
303 if (item == null) {
304 return;
305 }
306 final var user = itemToUser(conversation, item, null, null, null, null);
307 this.handleAffiliationChange(conversation, user);
308 }
309
310 private void handleAffiliationChange(
311 final Conversation conversation, final MucOptions.User user) {
312 final var account = getAccount();
313 Log.d(
314 Config.LOGTAG,
315 account.getJid()
316 + ": changing affiliation for "
317 + user.getRealJid()
318 + " to "
319 + user.getAffiliation()
320 + " in "
321 + conversation.getJid().asBareJid());
322 if (user.realJidMatchesAccount()) {
323 return;
324 }
325 final var mucOptions = conversation.getMucOptions();
326 final boolean isNew = mucOptions.updateUser(user);
327 final var avatarService = this.service.getAvatarService();
328 if (Strings.isNullOrEmpty(mucOptions.getAvatar())) {
329 avatarService.clear(mucOptions);
330 }
331 avatarService.clear(user);
332 this.service.updateMucRosterUi();
333 this.service.updateConversationUi();
334 if (user.ranks(Affiliation.MEMBER)) {
335 fetchDeviceIdsIfNeeded(isNew, user);
336 } else {
337 final var jid = user.getRealJid();
338 final var cryptoTargets = conversation.getAcceptedCryptoTargets();
339 if (cryptoTargets.remove(user.getRealJid())) {
340 Log.d(
341 Config.LOGTAG,
342 account.getJid().asBareJid()
343 + ": removed "
344 + jid
345 + " from crypto targets of "
346 + conversation.getName());
347 conversation.setAcceptedCryptoTargets(cryptoTargets);
348 getDatabase().updateConversation(conversation);
349 }
350 }
351 }
352
353 private void fetchDeviceIdsIfNeeded(final boolean isNew, final MucOptions.User user) {
354 final var contact = user.getContact();
355 final var mucOptions = user.getMucOptions();
356 final var axolotlService = connection.getAxolotlService();
357 if (isNew
358 && user.getRealJid() != null
359 && mucOptions.isPrivateAndNonAnonymous()
360 && (contact == null || !contact.mutualPresenceSubscription())
361 && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
362 axolotlService.fetchDeviceIds(user.getRealJid());
363 }
364 }
365
366 private void handleStatusCode(final Conversation conversation, final int status) {
367 if ((status >= 170 && status <= 174) || (status >= 102 && status <= 104)) {
368 Log.d(
369 Config.LOGTAG,
370 getAccount().getJid().asBareJid()
371 + ": fetching disco#info on status code "
372 + status);
373 getManager(MultiUserChatManager.class).fetchDiscoInfo(conversation);
374 }
375 }
376
377 public ListenableFuture<Void> fetchDiscoInfo(final Conversation conversation) {
378 final var address = conversation.getJid().asBareJid();
379 final var future =
380 connection.getManager(DiscoManager.class).info(Entity.discoItem(address), null);
381 return Futures.transform(
382 future,
383 infoQuery -> {
384 setDiscoInfo(conversation, infoQuery);
385 return null;
386 },
387 MoreExecutors.directExecutor());
388 }
389
390 private void setDiscoInfo(final Conversation conversation, final InfoQuery result) {
391 final var account = conversation.getAccount();
392 final var address = conversation.getJid().asBareJid();
393 final var avatarHash =
394 result.getServiceDiscoveryExtension(
395 Namespace.MUC_ROOM_INFO, "muc#roominfo_avatarhash");
396 if (VCardUpdate.isValidSHA1(avatarHash)) {
397 connection.getManager(AvatarManager.class).handleVCardUpdate(address, avatarHash);
398 }
399 final MucOptions mucOptions = conversation.getMucOptions();
400 final Bookmark bookmark = conversation.getBookmark();
401 final boolean sameBefore =
402 StringUtils.equals(
403 bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
404
405 final var hadOccupantId = mucOptions.occupantId();
406 if (mucOptions.updateConfiguration(result)) {
407 Log.d(
408 Config.LOGTAG,
409 account.getJid().asBareJid()
410 + ": muc configuration changed for "
411 + conversation.getJid().asBareJid());
412 getDatabase().updateConversation(conversation);
413 }
414
415 final var hasOccupantId = mucOptions.occupantId();
416
417 if (!hadOccupantId && hasOccupantId && mucOptions.online()) {
418 final var me = mucOptions.getSelf().getFullJid();
419 Log.d(
420 Config.LOGTAG,
421 account.getJid().asBareJid()
422 + ": gained support for occupant-id in "
423 + me
424 + ". resending presence");
425 this.available(me, mucOptions.nonanonymous());
426 }
427
428 if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
429 if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
430 getManager(BookmarkManager.class).create(bookmark);
431 }
432 }
433 this.service.updateConversationUi();
434 }
435
436 public void resendPresence(final Conversation conversation) {
437 final MucOptions mucOptions = conversation.getMucOptions();
438 if (mucOptions.online()) {
439 available(mucOptions.getSelf().getFullJid(), mucOptions.nonanonymous());
440 }
441 }
442
443 private void available(
444 final Jid address, final boolean nonAnonymous, final Extension... extensions) {
445 final var presenceManager = getManager(PresenceManager.class);
446 final var account = getAccount();
447 final String pgpSignature = account.getPgpSignature();
448 if (nonAnonymous && pgpSignature != null) {
449 final String message = account.getPresenceStatusMessage();
450 presenceManager.available(
451 address, message, combine(extensions, new Signed(pgpSignature)));
452 } else {
453 presenceManager.available(address, extensions);
454 }
455 }
456
457 public void unavailable(final Conversation conversation) {
458 final var mucOptions = conversation.getMucOptions();
459 getManager(PresenceManager.class).unavailable(mucOptions.getSelf().getFullJid());
460 }
461
462 private static Extension[] combine(final Extension[] extensions, final Extension extension) {
463 return new ImmutableList.Builder<Extension>()
464 .addAll(Arrays.asList(extensions))
465 .add(extension)
466 .build()
467 .toArray(new Extension[0]);
468 }
469
470 public ListenableFuture<Void> pushConfiguration(
471 final Conversation conversation, final Map<String, Object> input) {
472 final var address = conversation.getJid().asBareJid();
473 final var configuration = modifyBestInteroperability(input);
474
475 if (configuration.get("muc#roomconfig_whois") instanceof String whois
476 && whois.equals("anyone")) {
477 conversation.setAttribute("accept_non_anonymous", true);
478 getDatabase().updateConversation(conversation);
479 }
480
481 final var future = fetchConfigurationForm(address);
482 return Futures.transformAsync(
483 future,
484 current -> {
485 final var modified = current.submit(configuration);
486 return submitConfigurationForm(address, modified);
487 },
488 MoreExecutors.directExecutor());
489 }
490
491 public ListenableFuture<Data> fetchConfigurationForm(final Jid address) {
492 final var iq = new Iq(Iq.Type.GET, new MucOwner());
493 iq.setTo(address);
494 Log.d(Config.LOGTAG, "fetching configuration form: " + iq);
495 return Futures.transform(
496 connection.sendIqPacket(iq),
497 response -> {
498 final var mucOwner = response.getExtension(MucOwner.class);
499 if (mucOwner == null) {
500 throw new IllegalStateException("Missing MucOwner element in response");
501 }
502 return mucOwner.getConfiguration();
503 },
504 MoreExecutors.directExecutor());
505 }
506
507 private ListenableFuture<Void> submitConfigurationForm(final Jid address, final Data data) {
508 final var iq = new Iq(Iq.Type.SET);
509 iq.setTo(address);
510 final var mucOwner = iq.addExtension(new MucOwner());
511 mucOwner.addExtension(data);
512 Log.d(Config.LOGTAG, "pushing configuration form: " + iq);
513 return Futures.transform(
514 this.connection.sendIqPacket(iq), response -> null, MoreExecutors.directExecutor());
515 }
516
517 public ListenableFuture<Void> fetchMembers(final Conversation conversation) {
518 final var affiliations = new ArrayList<Affiliation>();
519 affiliations.add(Affiliation.OUTCAST);
520 if (conversation.getMucOptions().isPrivateAndNonAnonymous()) affiliations.addAll(List.of(Affiliation.OWNER, Affiliation.ADMIN, Affiliation.MEMBER));
521 final var futures =
522 Collections2.transform(
523 affiliations,
524 a -> fetchAffiliations(conversation, a));
525 ListenableFuture<List<MucOptions.User>> future = FutureMerger.allAsList(futures);
526 return Futures.transform(
527 future,
528 members -> {
529 setMembers(conversation, members);
530 return null;
531 },
532 MoreExecutors.directExecutor());
533 }
534
535 private void setMembers(final Conversation conversation, final List<MucOptions.User> users) {
536 for (final var user : users) {
537 if (user.realJidMatchesAccount()) {
538 continue;
539 }
540 boolean isNew = conversation.getMucOptions().updateUser(user);
541 fetchDeviceIdsIfNeeded(isNew, user);
542 }
543 final var mucOptions = conversation.getMucOptions();
544 final var members = mucOptions.getMembers(true);
545 final var cryptoTargets = conversation.getAcceptedCryptoTargets();
546 boolean changed = false;
547 for (final var iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
548 final var jid = iterator.next();
549 if (!members.contains(jid) && !members.contains(jid.getDomain())) {
550 iterator.remove();
551 Log.d(
552 Config.LOGTAG,
553 getAccount().getJid().asBareJid()
554 + ": removed "
555 + jid
556 + " from crypto targets of "
557 + conversation.getName());
558 changed = true;
559 }
560 }
561 if (changed) {
562 conversation.setAcceptedCryptoTargets(cryptoTargets);
563 getDatabase().updateConversation(conversation);
564 }
565 // TODO only when room has no avatar
566 this.service.getAvatarService().clear(mucOptions);
567 this.service.updateMucRosterUi();
568 this.service.updateConversationUi();
569 }
570
571 private ListenableFuture<Collection<MucOptions.User>> fetchAffiliations(
572 final Conversation conversation, final Affiliation affiliation) {
573 final var iq = new Iq(Iq.Type.GET);
574 iq.setTo(conversation.getJid().asBareJid());
575 iq.addExtension(new MucAdmin()).addExtension(new Item()).setAffiliation(affiliation);
576 return Futures.transform(
577 this.connection.sendIqPacket(iq),
578 response -> {
579 final var mucAdmin = response.getExtension(MucAdmin.class);
580 if (mucAdmin == null) {
581 throw new IllegalStateException("No query in response");
582 }
583 return Collections2.transform(
584 mucAdmin.getItems(), i -> itemToUser(conversation, i, null, null, null, null));
585 },
586 MoreExecutors.directExecutor());
587 }
588
589 public ListenableFuture<Void> changeUsername(
590 final Conversation conversation, final String username) {
591
592 // TODO when online send normal available presence
593 // TODO when not online do a normal join
594
595 final Bookmark bookmark = conversation.getBookmark();
596 final MucOptions options = conversation.getMucOptions();
597 final Jid joinJid = options.createJoinJid(username);
598 if (joinJid == null) {
599 return Futures.immediateFailedFuture(new IllegalArgumentException());
600 }
601
602 if (options.online()) {
603 final SettableFuture<Void> renameFuture = SettableFuture.create();
604 options.setOnRenameListener(
605 new MucOptions.OnRenameListener() {
606
607 @Override
608 public void onSuccess() {
609 renameFuture.set(null);
610 }
611
612 @Override
613 public void onFailure() {
614 renameFuture.setException(new IllegalStateException());
615 }
616 });
617
618 available(joinJid, options.nonanonymous());
619
620 if (username.equals(MucOptions.defaultNick(getAccount()))
621 && bookmark != null
622 && bookmark.getNick() != null) {
623 Log.d(
624 Config.LOGTAG,
625 getAccount().getJid().asBareJid()
626 + ": removing nick from bookmark for "
627 + bookmark.getJid());
628 bookmark.setNick(null);
629 getManager(BookmarkManager.class).create(bookmark);
630 }
631 return renameFuture;
632 } else {
633 conversation.setContactJid(joinJid);
634 getDatabase().updateConversation(conversation);
635 if (bookmark != null) {
636 bookmark.setNick(username);
637 getManager(BookmarkManager.class).create(bookmark);
638 }
639 join(conversation);
640 return Futures.immediateVoidFuture();
641 }
642 }
643
644 public void checkMucRequiresRename(final Conversation conversation) {
645 final var options = conversation.getMucOptions();
646 if (!options.online()) {
647 return;
648 }
649 final String current = options.getActualNick();
650 final String proposed = options.getProposedNickPure();
651 if (current == null || current.equals(proposed)) {
652 return;
653 }
654 final Jid joinJid = options.createJoinJid(proposed);
655 Log.d(
656 Config.LOGTAG,
657 String.format(
658 "%s: muc rename required %s (was: %s)",
659 getAccount().getJid().asBareJid(), joinJid, current));
660 available(joinJid, options.nonanonymous());
661 }
662
663 public void setPassword(final Conversation conversation, final String password) {
664 final var bookmark = conversation.getBookmark();
665 conversation.getMucOptions().setPassword(password);
666 if (bookmark != null) {
667 bookmark.setAutojoin(true);
668 getManager(BookmarkManager.class).create(bookmark);
669 }
670 getDatabase().updateConversation(conversation);
671 this.join(conversation);
672 }
673
674 public void pingAndRejoin(final Conversation conversation) {
675 final Account account = getAccount();
676 synchronized (this.inProgressConferenceJoins) {
677 if (this.inProgressConferenceJoins.contains(conversation)) {
678 Log.d(
679 Config.LOGTAG,
680 account.getJid().asBareJid()
681 + ": canceling muc self ping because join is already under way");
682 return;
683 }
684 }
685 synchronized (this.inProgressConferencePings) {
686 if (!this.inProgressConferencePings.add(conversation)) {
687 Log.d(
688 Config.LOGTAG,
689 account.getJid().asBareJid()
690 + ": canceling muc self ping because ping is already under way");
691 return;
692 }
693 }
694 final Jid self = conversation.getMucOptions().getSelf().getFullJid();
695 final var future = getManager(PingManager.class).ping(self);
696 Futures.addCallback(
697 future,
698 new FutureCallback<>() {
699 @Override
700 public void onSuccess(Iq result) {
701 Log.d(
702 Config.LOGTAG,
703 account.getJid().asBareJid()
704 + ": ping to "
705 + self
706 + " came back fine");
707 synchronized (MultiUserChatManager.this.inProgressConferencePings) {
708 MultiUserChatManager.this.inProgressConferencePings.remove(
709 conversation);
710 }
711 }
712
713 @Override
714 public void onFailure(@NonNull Throwable throwable) {
715 synchronized (MultiUserChatManager.this.inProgressConferencePings) {
716 MultiUserChatManager.this.inProgressConferencePings.remove(
717 conversation);
718 }
719 if (throwable instanceof IqErrorException iqErrorException) {
720 final var condition = iqErrorException.getErrorCondition();
721 if (condition instanceof Condition.ServiceUnavailable
722 || condition instanceof Condition.FeatureNotImplemented
723 || condition instanceof Condition.ItemNotFound) {
724 Log.d(
725 Config.LOGTAG,
726 account.getJid().asBareJid()
727 + ": ping to "
728 + self
729 + " came back as ignorable error");
730 } else {
731 Log.d(
732 Config.LOGTAG,
733 account.getJid().asBareJid()
734 + ": ping to "
735 + self
736 + " failed. attempting rejoin");
737 join(conversation);
738 }
739 }
740 }
741 },
742 MoreExecutors.directExecutor());
743 }
744
745 public ListenableFuture<Void> destroy(final Jid address) {
746 final var iq = new Iq(Iq.Type.SET);
747 iq.setTo(address);
748 final var mucOwner = iq.addExtension(new MucOwner());
749 mucOwner.addExtension(new Destroy());
750 return Futures.transform(
751 connection.sendIqPacket(iq), result -> null, MoreExecutors.directExecutor());
752 }
753
754 public ListenableFuture<Void> setAffiliation(
755 final Conversation conversation, final Affiliation affiliation, Jid user) {
756 return setAffiliation(conversation, affiliation, Collections.singleton(user));
757 }
758
759 public ListenableFuture<Void> setAffiliation(
760 final Conversation conversation,
761 final Affiliation affiliation,
762 final Collection<Jid> users) {
763 final var address = conversation.getJid().asBareJid();
764 final var iq = new Iq(Iq.Type.SET);
765 iq.setTo(address);
766 final var admin = iq.addExtension(new MucAdmin());
767 for (final var user : users) {
768 final var item = admin.addExtension(new Item());
769 item.setJid(user);
770 item.setAffiliation(affiliation);
771 }
772 return Futures.transform(
773 this.connection.sendIqPacket(iq),
774 response -> {
775 // TODO figure out what this was meant to do
776 // is this a work around for some servers not sending notifications when
777 // changing the affiliation of people not in the room? this would explain this
778 // firing only when getRole == None
779 final var mucOptions = conversation.getMucOptions();
780 for (final var user : users) {
781 mucOptions.changeAffiliation(user, affiliation);
782 }
783 service.getAvatarService().clear(mucOptions);
784 return null;
785 },
786 MoreExecutors.directExecutor());
787 }
788
789 public ListenableFuture<Void> setRole(final Jid address, final Role role, final String user) {
790 return setRole(address, role, Collections.singleton(user));
791 }
792
793 public ListenableFuture<Void> setRole(
794 final Jid address, final Role role, final Collection<String> users) {
795 final var iq = new Iq(Iq.Type.SET);
796 iq.setTo(address);
797 final var admin = iq.addExtension(new MucAdmin());
798 for (final var user : users) {
799 final var item = admin.addExtension(new Item());
800 item.setNick(user);
801 item.setRole(role);
802 }
803 return Futures.transform(
804 this.connection.sendIqPacket(iq), response -> null, MoreExecutors.directExecutor());
805 }
806
807 public void setSubject(final Conversation conversation, final String subject) {
808 final var message = new Message();
809 message.setType(Message.Type.GROUPCHAT);
810 message.setTo(conversation.getJid().asBareJid());
811 message.addExtension(new Subject(subject));
812 connection.sendMessagePacket(message);
813 }
814
815 public void invite(final Conversation conversation, final Jid address) {
816 Log.d(
817 Config.LOGTAG,
818 conversation.getAccount().getJid().asBareJid()
819 + ": inviting "
820 + address
821 + " to "
822 + conversation.getJid().asBareJid());
823 final MucOptions.User user =
824 conversation.getMucOptions().findUserByRealJid(address.asBareJid());
825 if (user == null || user.getAffiliation() == Affiliation.OUTCAST) {
826 this.setAffiliation(conversation, Affiliation.NONE, address);
827 }
828
829 final var packet = new Message();
830 packet.setTo(conversation.getJid().asBareJid());
831 final var x = packet.addExtension(new MucUser());
832 final var invite = x.addExtension(new Invite());
833 invite.setTo(address.asBareJid());
834 connection.sendMessagePacket(packet);
835 }
836
837 public void directInvite(final Conversation conversation, final Jid address) {
838 final var message = new Message();
839 message.setTo(address);
840 final var directInvite = message.addExtension(new DirectInvite());
841 directInvite.setJid(conversation.getJid().asBareJid());
842 final var password = conversation.getMucOptions().getPassword();
843 if (password != null) {
844 directInvite.setPassword(password);
845 }
846 if (address.isFullJid()) {
847 message.addExtension(new NoStore());
848 message.addExtension(new NoCopy());
849 }
850 this.connection.sendMessagePacket(message);
851 }
852
853 public boolean isJoinInProgress(final Conversation conversation) {
854 synchronized (this.inProgressConferenceJoins) {
855 if (conversation.getMode() == Conversational.MODE_MULTI) {
856 final boolean inProgress = this.inProgressConferenceJoins.contains(conversation);
857 if (inProgress) {
858 Log.d(
859 Config.LOGTAG,
860 getAccount().getJid().asBareJid()
861 + ": holding back message to group. join in progress");
862 }
863 return inProgress;
864 } else {
865 return false;
866 }
867 }
868 }
869
870 public void clearInProgress() {
871 synchronized (this.inProgressConferenceJoins) {
872 this.inProgressConferenceJoins.clear();
873 }
874 synchronized (this.inProgressConferencePings) {
875 this.inProgressConferencePings.clear();
876 }
877 }
878
879 public Jid getService() {
880 return Iterables.getFirst(this.getServices(), null);
881 }
882
883 public List<Jid> getServices() {
884 final var builder = new ImmutableList.Builder<Jid>();
885 for (final var entry : getManager(DiscoManager.class).getServerItems().entrySet()) {
886 final var value = entry.getValue();
887 if (value.getFeatureStrings().contains(Namespace.MUC)
888 && value.hasIdentityWithCategoryAndType("conference", "text")
889 && !value.getFeatureStrings().contains("jabber:iq:gateway")
890 && !value.hasIdentityWithCategoryAndType("conference", "irc")) {
891 builder.add(entry.getKey());
892 }
893 }
894 return builder.build();
895 }
896
897 public static MucOptions.User itemToUser(
898 final Conversation conference,
899 im.conversations.android.xmpp.model.muc.Item item,
900 final Jid from,
901 final String occupantId,
902 final String nicknameIn,
903 final Element hatsEl) {
904 final var affiliation = item.getAffiliation();
905 final var role = item.getRole();
906 var nick = item.getNick();
907 try {
908 if (nicknameIn != null && nick != null && !nick.equals(nicknameIn) && gnu.inet.encoding.Punycode.decode(nick).equals(nicknameIn)) {
909 nick = nicknameIn;
910 }
911 } catch (final Exception e) { }
912 Set<MucOptions.Hat> hats = new TreeSet<>();
913 if (hatsEl != null) {
914 for (final var hat : hatsEl.getChildren()) {
915 if ("hat".equals(hat.getName()) && ("urn:xmpp:hats:0".equals(hat.getNamespace()) || "xmpp:prosody.im/protocol/hats:1".equals(hat.getNamespace()))) {
916 hats.add(new MucOptions.Hat(hat));
917 }
918 }
919 }
920 final Jid fullAddress;
921 if (from != null && from.isFullJid()) {
922 fullAddress = from;
923 } else if (Strings.isNullOrEmpty(nick)) {
924 fullAddress = null;
925 } else {
926 fullAddress = ofNick(conference, nick);
927 }
928 final Jid realJid = item.getAttributeAsJid("jid");
929 MucOptions.User user = new MucOptions.User(conference.getMucOptions(), fullAddress, occupantId, nick, hats);
930 if (Jid.Invalid.isValid(realJid)) {
931 user.setRealJid(realJid);
932 }
933 user.setAffiliation(affiliation);
934 user.setRole(role);
935 return user;
936 }
937
938 private static Jid ofNick(final Conversation conversation, final String nick) {
939 try {
940 return conversation.getJid().withResource(nick);
941 } catch (final IllegalArgumentException e) {
942 return null;
943 }
944 }
945
946 private static Map<String, Object> modifyBestInteroperability(
947 final Map<String, Object> unmodified) {
948 final var builder = new ImmutableMap.Builder<String, Object>();
949 builder.putAll(unmodified);
950
951 if (unmodified.get("muc#roomconfig_moderatedroom") instanceof Boolean moderated) {
952 builder.put("members_by_default", !moderated);
953 }
954 if (unmodified.get("muc#roomconfig_allowpm") instanceof String allowPm) {
955 // ejabberd :-/
956 final boolean allow = "anyone".equals(allowPm);
957 builder.put("allow_private_messages", allow);
958 builder.put("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
959 }
960
961 if (unmodified.get("muc#roomconfig_allowinvites") instanceof Boolean allowInvites) {
962 // TODO check that this actually does something useful?
963 builder.put(
964 "{http://prosody.im/protocol/muc}roomconfig_allowmemberinvites", allowInvites);
965 }
966
967 return builder.buildOrThrow();
968 }
969
970 private static Map<String, Object> configWithName(
971 final Map<String, Object> unmodified, final String name) {
972 if (Strings.isNullOrEmpty(name)) {
973 return unmodified;
974 }
975 return new ImmutableMap.Builder<String, Object>()
976 .putAll(unmodified)
977 .put("muc#roomconfig_roomname", name)
978 .buildKeepingLast();
979 }
980
981 public static Map<String, Object> defaultGroupChatConfiguration() {
982 return new ImmutableMap.Builder<String, Object>()
983 .put("muc#roomconfig_persistentroom", true)
984 .put("muc#roomconfig_membersonly", true)
985 .put("muc#roomconfig_publicroom", false)
986 .put("muc#roomconfig_whois", "anyone")
987 .put("muc#roomconfig_changesubject", false)
988 .put("muc#roomconfig_allowinvites", false)
989 .put("muc#roomconfig_enablearchiving", true) // prosody
990 .put("mam", true) // ejabberd community
991 .put("muc#roomconfig_mam", true) // ejabberd saas
992 .buildOrThrow();
993 }
994
995 public static Map<String, Object> defaultChannelConfiguration() {
996 return new ImmutableMap.Builder<String, Object>()
997 .put("muc#roomconfig_persistentroom", true)
998 .put("muc#roomconfig_membersonly", false)
999 .put("muc#roomconfig_publicroom", true)
1000 .put("muc#roomconfig_whois", "moderators")
1001 .put("muc#roomconfig_changesubject", false)
1002 .put("muc#roomconfig_enablearchiving", true) // prosody
1003 .put("mam", true) // ejabberd community
1004 .put("muc#roomconfig_mam", true) // ejabberd saas
1005 .buildOrThrow();
1006 }
1007}