1package eu.siacs.conversations.parser;
2
3import android.text.Html;
4import android.util.Log;
5import android.util.Pair;
6
7import net.java.otr4j.session.Session;
8import net.java.otr4j.session.SessionStatus;
9
10import java.text.SimpleDateFormat;
11import java.util.ArrayList;
12import java.util.Arrays;
13import java.util.Date;
14import java.util.List;
15import java.util.Set;
16import java.util.UUID;
17
18import eu.siacs.conversations.Config;
19import eu.siacs.conversations.crypto.OtrService;
20import eu.siacs.conversations.crypto.axolotl.AxolotlService;
21import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
22import eu.siacs.conversations.entities.Account;
23import eu.siacs.conversations.entities.Bookmark;
24import eu.siacs.conversations.entities.Contact;
25import eu.siacs.conversations.entities.Conversation;
26import eu.siacs.conversations.entities.Message;
27import eu.siacs.conversations.entities.MucOptions;
28import eu.siacs.conversations.entities.Presence;
29import eu.siacs.conversations.entities.ServiceDiscoveryResult;
30import eu.siacs.conversations.http.HttpConnectionManager;
31import eu.siacs.conversations.services.MessageArchiveService;
32import eu.siacs.conversations.services.XmppConnectionService;
33import eu.siacs.conversations.utils.CryptoHelper;
34import eu.siacs.conversations.utils.Xmlns;
35import eu.siacs.conversations.xml.Element;
36import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
37import eu.siacs.conversations.xmpp.chatstate.ChatState;
38import eu.siacs.conversations.xmpp.jid.Jid;
39import eu.siacs.conversations.xmpp.pep.Avatar;
40import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
41
42public class MessageParser extends AbstractParser implements OnMessagePacketReceived {
43
44 private static final List<String> CLIENTS_SENDING_HTML_IN_OTR = Arrays.asList("Pidgin","Adium","Trillian");
45
46 public MessageParser(XmppConnectionService service) {
47 super(service);
48 }
49
50 private boolean extractChatState(Conversation conversation, final MessagePacket packet) {
51 ChatState state = ChatState.parse(packet);
52 if (state != null && conversation != null) {
53 final Account account = conversation.getAccount();
54 Jid from = packet.getFrom();
55 if (from.toBareJid().equals(account.getJid().toBareJid())) {
56 conversation.setOutgoingChatState(state);
57 if (state == ChatState.ACTIVE || state == ChatState.COMPOSING) {
58 mXmppConnectionService.markRead(conversation);
59 activateGracePeriod(account);
60 }
61 return false;
62 } else {
63 return conversation.setIncomingChatState(state);
64 }
65 }
66 return false;
67 }
68
69 private Message parseOtrChat(String body, Jid from, String id, Conversation conversation) {
70 String presence;
71 if (from.isBareJid()) {
72 presence = "";
73 } else {
74 presence = from.getResourcepart();
75 }
76 if (body.matches("^\\?OTRv\\d{1,2}\\?.*")) {
77 conversation.endOtrIfNeeded();
78 }
79 if (!conversation.hasValidOtrSession()) {
80 conversation.startOtrSession(presence,false);
81 } else {
82 String foreignPresence = conversation.getOtrSession().getSessionID().getUserID();
83 if (!foreignPresence.equals(presence)) {
84 conversation.endOtrIfNeeded();
85 conversation.startOtrSession(presence, false);
86 }
87 }
88 try {
89 conversation.setLastReceivedOtrMessageId(id);
90 Session otrSession = conversation.getOtrSession();
91 body = otrSession.transformReceiving(body);
92 SessionStatus status = otrSession.getSessionStatus();
93 if (body == null && status == SessionStatus.ENCRYPTED) {
94 mXmppConnectionService.onOtrSessionEstablished(conversation);
95 return null;
96 } else if (body == null && status == SessionStatus.FINISHED) {
97 conversation.resetOtrSession();
98 mXmppConnectionService.updateConversationUi();
99 return null;
100 } else if (body == null || (body.isEmpty())) {
101 return null;
102 }
103 if (body.startsWith(CryptoHelper.FILETRANSFER)) {
104 String key = body.substring(CryptoHelper.FILETRANSFER.length());
105 conversation.setSymmetricKey(CryptoHelper.hexToBytes(key));
106 return null;
107 }
108 if (clientMightSendHtml(conversation.getAccount(), from)) {
109 Log.d(Config.LOGTAG,conversation.getAccount().getJid().toBareJid()+": received OTR message from bad behaving client. escaping HTML…");
110 body = Html.fromHtml(body).toString();
111 }
112
113 final OtrService otrService = conversation.getAccount().getOtrService();
114 Message finishedMessage = new Message(conversation, body, Message.ENCRYPTION_OTR, Message.STATUS_RECEIVED);
115 finishedMessage.setFingerprint(otrService.getFingerprint(otrSession.getRemotePublicKey()));
116 conversation.setLastReceivedOtrMessageId(null);
117
118 return finishedMessage;
119 } catch (Exception e) {
120 conversation.resetOtrSession();
121 return null;
122 }
123 }
124
125 private static boolean clientMightSendHtml(Account account, Jid from) {
126 String resource = from.getResourcepart();
127 if (resource == null) {
128 return false;
129 }
130 Presence presence = account.getRoster().getContact(from).getPresences().getPresences().get(resource);
131 ServiceDiscoveryResult disco = presence == null ? null : presence.getServiceDiscoveryResult();
132 if (disco == null) {
133 return false;
134 }
135 return hasIdentityKnowForSendingHtml(disco.getIdentities());
136 }
137
138 private static boolean hasIdentityKnowForSendingHtml(List<ServiceDiscoveryResult.Identity> identities) {
139 for(ServiceDiscoveryResult.Identity identity : identities) {
140 if (identity.getName() != null) {
141 if (CLIENTS_SENDING_HTML_IN_OTR.contains(identity.getName())) {
142 return true;
143 }
144 }
145 }
146 return false;
147 }
148
149 private Message parseAxolotlChat(Element axolotlMessage, Jid from, Conversation conversation, int status) {
150 AxolotlService service = conversation.getAccount().getAxolotlService();
151 XmppAxolotlMessage xmppAxolotlMessage;
152 try {
153 xmppAxolotlMessage = XmppAxolotlMessage.fromElement(axolotlMessage, from.toBareJid());
154 } catch (Exception e) {
155 Log.d(Config.LOGTAG,conversation.getAccount().getJid().toBareJid()+": invalid omemo message received "+e.getMessage());
156 return null;
157 }
158 XmppAxolotlMessage.XmppAxolotlPlaintextMessage plaintextMessage = service.processReceivingPayloadMessage(xmppAxolotlMessage);
159 if(plaintextMessage != null) {
160 Message finishedMessage = new Message(conversation, plaintextMessage.getPlaintext(), Message.ENCRYPTION_AXOLOTL, status);
161 finishedMessage.setFingerprint(plaintextMessage.getFingerprint());
162 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(finishedMessage.getConversation().getAccount())+" Received Message with session fingerprint: "+plaintextMessage.getFingerprint());
163 return finishedMessage;
164 } else {
165 return null;
166 }
167 }
168
169 private class Invite {
170 Jid jid;
171 String password;
172 Invite(Jid jid, String password) {
173 this.jid = jid;
174 this.password = password;
175 }
176
177 public boolean execute(Account account) {
178 if (jid != null) {
179 Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, jid, true);
180 if (!conversation.getMucOptions().online()) {
181 conversation.getMucOptions().setPassword(password);
182 mXmppConnectionService.databaseBackend.updateConversation(conversation);
183 mXmppConnectionService.joinMuc(conversation);
184 mXmppConnectionService.updateConversationUi();
185 }
186 return true;
187 }
188 return false;
189 }
190 }
191
192 private Invite extractInvite(Element message) {
193 Element x = message.findChild("x", "http://jabber.org/protocol/muc#user");
194 if (x != null) {
195 Element invite = x.findChild("invite");
196 if (invite != null) {
197 Element pw = x.findChild("password");
198 return new Invite(message.getAttributeAsJid("from"), pw != null ? pw.getContent(): null);
199 }
200 } else {
201 x = message.findChild("x","jabber:x:conference");
202 if (x != null) {
203 return new Invite(x.getAttributeAsJid("jid"),x.getAttribute("password"));
204 }
205 }
206 return null;
207 }
208
209 private static String extractStanzaId(Element packet, Jid by) {
210 for(Element child : packet.getChildren()) {
211 if (child.getName().equals("stanza-id")
212 && Xmlns.STANZA_IDS.equals(child.getNamespace())
213 && by.equals(child.getAttributeAsJid("by"))) {
214 return child.getAttribute("id");
215 }
216 }
217 return null;
218 }
219
220 private void parseEvent(final Element event, final Jid from, final Account account) {
221 Element items = event.findChild("items");
222 String node = items == null ? null : items.getAttribute("node");
223 if ("urn:xmpp:avatar:metadata".equals(node)) {
224 Avatar avatar = Avatar.parseMetadata(items);
225 if (avatar != null) {
226 avatar.owner = from.toBareJid();
227 if (mXmppConnectionService.getFileBackend().isAvatarCached(avatar)) {
228 if (account.getJid().toBareJid().equals(from)) {
229 if (account.setAvatar(avatar.getFilename())) {
230 mXmppConnectionService.databaseBackend.updateAccount(account);
231 }
232 mXmppConnectionService.getAvatarService().clear(account);
233 mXmppConnectionService.updateConversationUi();
234 mXmppConnectionService.updateAccountUi();
235 } else {
236 Contact contact = account.getRoster().getContact(from);
237 contact.setAvatar(avatar);
238 mXmppConnectionService.getAvatarService().clear(contact);
239 mXmppConnectionService.updateConversationUi();
240 mXmppConnectionService.updateRosterUi();
241 }
242 } else if (mXmppConnectionService.isDataSaverDisabled()) {
243 mXmppConnectionService.fetchAvatar(account, avatar);
244 }
245 }
246 } else if ("http://jabber.org/protocol/nick".equals(node)) {
247 Element i = items.findChild("item");
248 Element nick = i == null ? null : i.findChild("nick", "http://jabber.org/protocol/nick");
249 if (nick != null && nick.getContent() != null) {
250 Contact contact = account.getRoster().getContact(from);
251 contact.setPresenceName(nick.getContent());
252 mXmppConnectionService.getAvatarService().clear(account);
253 mXmppConnectionService.updateConversationUi();
254 mXmppConnectionService.updateAccountUi();
255 }
256 } else if (AxolotlService.PEP_DEVICE_LIST.equals(node)) {
257
258 Element item = items.findChild("item");
259 Set<Integer> deviceIds = mXmppConnectionService.getIqParser().deviceIds(item);
260 Log.d(Config.LOGTAG, AxolotlService.getLogprefix(account)+"Received PEP device list ("+deviceIds+") update from "+ from + ", processing...");
261 AxolotlService axolotlService = account.getAxolotlService();
262 axolotlService.registerDevices(from, deviceIds);
263 mXmppConnectionService.updateAccountUi();
264 }
265 }
266
267 private boolean handleErrorMessage(Account account, MessagePacket packet) {
268 if (packet.getType() == MessagePacket.TYPE_ERROR) {
269 Jid from = packet.getFrom();
270 if (from != null) {
271 Message message = mXmppConnectionService.markMessage(account,
272 from.toBareJid(),
273 packet.getId(),
274 Message.STATUS_SEND_FAILED,
275 extractErrorMessage(packet));
276 if (message != null) {
277 if (message.getEncryption() == Message.ENCRYPTION_OTR) {
278 message.getConversation().endOtrIfNeeded();
279 }
280 }
281 }
282 return true;
283 }
284 return false;
285 }
286
287 @Override
288 public void onMessagePacketReceived(Account account, MessagePacket original) {
289 if (handleErrorMessage(account, original)) {
290 return;
291 }
292 final MessagePacket packet;
293 Long timestamp = null;
294 final boolean isForwarded;
295 boolean isCarbon = false;
296 String serverMsgId = null;
297 final Element fin = original.findChild("fin", "urn:xmpp:mam:0");
298 if (fin != null) {
299 mXmppConnectionService.getMessageArchiveService().processFin(fin,original.getFrom());
300 return;
301 }
302 final Element result = original.findChild("result","urn:xmpp:mam:0");
303 final MessageArchiveService.Query query = result == null ? null : mXmppConnectionService.getMessageArchiveService().findQuery(result.getAttribute("queryid"));
304 if (query != null && query.validFrom(original.getFrom())) {
305 Pair<MessagePacket, Long> f = original.getForwardedMessagePacket("result", "urn:xmpp:mam:0");
306 if (f == null) {
307 return;
308 }
309 timestamp = f.second;
310 packet = f.first;
311 isForwarded = true;
312 serverMsgId = result.getAttribute("id");
313 query.incrementMessageCount();
314 } else if (query != null) {
315 Log.d(Config.LOGTAG,account.getJid().toBareJid()+": received mam result from invalid sender");
316 return;
317 } else if (original.fromServer(account)) {
318 Pair<MessagePacket, Long> f;
319 f = original.getForwardedMessagePacket("received", "urn:xmpp:carbons:2");
320 f = f == null ? original.getForwardedMessagePacket("sent", "urn:xmpp:carbons:2") : f;
321 packet = f != null ? f.first : original;
322 if (handleErrorMessage(account, packet)) {
323 return;
324 }
325 timestamp = f != null ? f.second : null;
326 isCarbon = f != null;
327 isForwarded = isCarbon;
328 } else {
329 packet = original;
330 isForwarded = false;
331 }
332
333 if (timestamp == null) {
334 timestamp = AbstractParser.parseTimestamp(original,AbstractParser.parseTimestamp(packet));
335 }
336 final String body = packet.getBody();
337 final Element mucUserElement = packet.findChild("x", "http://jabber.org/protocol/muc#user");
338 final String pgpEncrypted = packet.findChildContent("x", "jabber:x:encrypted");
339 final Element replaceElement = packet.findChild("replace", "urn:xmpp:message-correct:0");
340 final Element oob = packet.findChild("x", "jabber:x:oob");
341 final boolean isOob = oob!= null && body != null && body.equals(oob.findChildContent("url"));
342 final String replacementId = replaceElement == null ? null : replaceElement.getAttribute("id");
343 final Element axolotlEncrypted = packet.findChild(XmppAxolotlMessage.CONTAINERTAG, AxolotlService.PEP_PREFIX);
344 int status;
345 final Jid counterpart;
346 final Jid to = packet.getTo();
347 final Jid from = packet.getFrom();
348 final String remoteMsgId = packet.getId();
349 boolean notify = false;
350
351 if (from == null) {
352 Log.d(Config.LOGTAG,"no from in: "+packet.toString());
353 return;
354 }
355
356 boolean isTypeGroupChat = packet.getType() == MessagePacket.TYPE_GROUPCHAT;
357 boolean isProperlyAddressed = (to != null ) && (!to.isBareJid() || account.countPresences() == 0);
358 boolean isMucStatusMessage = from.isBareJid() && mucUserElement != null && mucUserElement.hasChild("status");
359 if (packet.fromAccount(account)) {
360 status = Message.STATUS_SEND;
361 counterpart = to != null ? to : account.getJid();
362 } else {
363 status = Message.STATUS_RECEIVED;
364 counterpart = from;
365 }
366
367 Invite invite = extractInvite(packet);
368 if (invite != null && invite.execute(account)) {
369 return;
370 }
371
372 if (!isTypeGroupChat
373 && query == null
374 && extractChatState(mXmppConnectionService.find(account, counterpart.toBareJid()), packet)) {
375 mXmppConnectionService.updateConversationUi();
376 }
377
378 if ((body != null || pgpEncrypted != null || axolotlEncrypted != null) && !isMucStatusMessage) {
379 Conversation conversation = mXmppConnectionService.findOrCreateConversation(account, counterpart.toBareJid(), isTypeGroupChat, query);
380 final boolean conversationMultiMode = conversation.getMode() == Conversation.MODE_MULTI;
381 if (isTypeGroupChat) {
382 if (counterpart.getResourcepart().equals(conversation.getMucOptions().getActualNick())) {
383 status = Message.STATUS_SEND_RECEIVED;
384 isCarbon = true; //not really carbon but received from another resource
385 if (mXmppConnectionService.markMessage(conversation, remoteMsgId, status)) {
386 return;
387 } else if (remoteMsgId == null || Config.IGNORE_ID_REWRITE_IN_MUC) {
388 Message message = conversation.findSentMessageWithBody(packet.getBody());
389 if (message != null) {
390 mXmppConnectionService.markMessage(message, status);
391 return;
392 }
393 }
394 } else {
395 status = Message.STATUS_RECEIVED;
396 }
397 }
398 final Message message;
399 if (body != null && body.startsWith("?OTR") && Config.supportOtr()) {
400 if (!isForwarded && !isTypeGroupChat && isProperlyAddressed && !conversationMultiMode) {
401 message = parseOtrChat(body, from, remoteMsgId, conversation);
402 if (message == null) {
403 return;
404 }
405 } else {
406 Log.d(Config.LOGTAG,account.getJid().toBareJid()+": ignoring OTR message from "+from+" isForwarded="+Boolean.toString(isForwarded)+", isProperlyAddressed="+Boolean.valueOf(isProperlyAddressed));
407 message = new Message(conversation, body, Message.ENCRYPTION_NONE, status);
408 }
409 } else if (pgpEncrypted != null && Config.supportOpenPgp()) {
410 message = new Message(conversation, pgpEncrypted, Message.ENCRYPTION_PGP, status);
411 } else if (axolotlEncrypted != null && Config.supportOmemo()) {
412 Jid origin;
413 if (conversationMultiMode) {
414 final Jid fallback = conversation.getMucOptions().getTrueCounterpart(counterpart);
415 origin = getTrueCounterpart(query != null ? mucUserElement : null, fallback);
416 if (origin == null) {
417 Log.d(Config.LOGTAG,"axolotl message in non anonymous conference received");
418 return;
419 }
420 } else {
421 origin = from;
422 }
423 message = parseAxolotlChat(axolotlEncrypted, origin, conversation, status);
424 if (message == null) {
425 return;
426 }
427 if (conversationMultiMode) {
428 message.setTrueCounterpart(origin);
429 }
430 } else {
431 message = new Message(conversation, body, Message.ENCRYPTION_NONE, status);
432 }
433
434 if (serverMsgId == null) {
435 final Jid by;
436 final boolean safeToExtract;
437 if (isTypeGroupChat) {
438 by = conversation.getJid().toBareJid();
439 safeToExtract = true; //conversation.getMucOptions().hasFeature(Xmlns.STANZA_IDS);
440 } else {
441 by = account.getJid().toBareJid();
442 safeToExtract = true; //account.getXmppConnection().getFeatures().stanzaIds();
443 }
444 if (safeToExtract) {
445 serverMsgId = extractStanzaId(packet, by);
446 }
447 }
448
449 message.setCounterpart(counterpart);
450 message.setRemoteMsgId(remoteMsgId);
451 message.setServerMsgId(serverMsgId);
452 message.setCarbon(isCarbon);
453 message.setTime(timestamp);
454 message.setOob(isOob);
455 message.markable = packet.hasChild("markable", "urn:xmpp:chat-markers:0");
456 if (conversationMultiMode) {
457 final Jid fallback = conversation.getMucOptions().getTrueCounterpart(counterpart);
458 Jid trueCounterpart;
459 if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
460 trueCounterpart = message.getTrueCounterpart();
461 } else if (Config.PARSE_REAL_JID_FROM_MUC_MAM) {
462 trueCounterpart = getTrueCounterpart(query != null ? mucUserElement : null, fallback);
463 } else {
464 trueCounterpart = fallback;
465 }
466 if (trueCounterpart != null && trueCounterpart.toBareJid().equals(account.getJid().toBareJid())) {
467 status = isTypeGroupChat ? Message.STATUS_SEND_RECEIVED : Message.STATUS_SEND;
468 }
469 message.setStatus(status);
470 message.setTrueCounterpart(trueCounterpart);
471 if (!isTypeGroupChat) {
472 message.setType(Message.TYPE_PRIVATE);
473 }
474 } else {
475 updateLastseen(account, from);
476 }
477
478 if (replacementId != null && mXmppConnectionService.allowMessageCorrection()) {
479 Message replacedMessage = conversation.findMessageWithRemoteIdAndCounterpart(replacementId,
480 counterpart,
481 message.getStatus() == Message.STATUS_RECEIVED,
482 message.isCarbon());
483 if (replacedMessage != null) {
484 final boolean fingerprintsMatch = replacedMessage.getFingerprint() == null
485 || replacedMessage.getFingerprint().equals(message.getFingerprint());
486 final boolean trueCountersMatch = replacedMessage.getTrueCounterpart() != null
487 && replacedMessage.getTrueCounterpart().equals(message.getTrueCounterpart());
488 final boolean duplicate = conversation.hasDuplicateMessage(message);
489 if (fingerprintsMatch && (trueCountersMatch || !conversationMultiMode) && !duplicate) {
490 Log.d(Config.LOGTAG, "replaced message '" + replacedMessage.getBody() + "' with '" + message.getBody() + "'");
491 synchronized (replacedMessage) {
492 final String uuid = replacedMessage.getUuid();
493 replacedMessage.setUuid(UUID.randomUUID().toString());
494 replacedMessage.setBody(message.getBody());
495 replacedMessage.setEdited(replacedMessage.getRemoteMsgId());
496 replacedMessage.setRemoteMsgId(remoteMsgId);
497 replacedMessage.setEncryption(message.getEncryption());
498 if (replacedMessage.getStatus() == Message.STATUS_RECEIVED) {
499 replacedMessage.markUnread();
500 }
501 mXmppConnectionService.updateMessage(replacedMessage, uuid);
502 mXmppConnectionService.getNotificationService().updateNotification(false);
503 if (mXmppConnectionService.confirmMessages() && remoteMsgId != null && !isForwarded && !isTypeGroupChat) {
504 sendMessageReceipts(account, packet);
505 }
506 if (replacedMessage.getEncryption() == Message.ENCRYPTION_PGP) {
507 conversation.getAccount().getPgpDecryptionService().discard(replacedMessage);
508 conversation.getAccount().getPgpDecryptionService().decrypt(replacedMessage, false);
509 }
510 }
511 return;
512 } else {
513 Log.d(Config.LOGTAG,account.getJid().toBareJid()+": received message correction but verification didn't check out");
514 }
515 }
516 }
517
518 boolean checkForDuplicates = query != null
519 || (isTypeGroupChat && packet.hasChild("delay","urn:xmpp:delay"))
520 || message.getType() == Message.TYPE_PRIVATE;
521 if (checkForDuplicates && conversation.hasDuplicateMessage(message)) {
522 Log.d(Config.LOGTAG,"skipping duplicate message from "+message.getCounterpart().toString()+" "+message.getBody());
523 return;
524 }
525
526 if (query != null && query.getPagingOrder() == MessageArchiveService.PagingOrder.REVERSE) {
527 conversation.prepend(message);
528 } else {
529 conversation.add(message);
530 }
531
532 if (query == null || query.getWith() == null) { //either no mam or catchup
533 if (status == Message.STATUS_SEND || status == Message.STATUS_SEND_RECEIVED) {
534 mXmppConnectionService.markRead(conversation);
535 if (query == null) {
536 activateGracePeriod(account);
537 }
538 } else {
539 message.markUnread();
540 notify = true;
541 }
542 }
543
544 if (message.getEncryption() == Message.ENCRYPTION_PGP) {
545 notify = conversation.getAccount().getPgpDecryptionService().decrypt(message, notify);
546 }
547
548 if (query == null) {
549 mXmppConnectionService.updateConversationUi();
550 }
551
552 if (mXmppConnectionService.confirmMessages()
553 && message.trusted()
554 && remoteMsgId != null
555 && !isForwarded
556 && !isTypeGroupChat) {
557 sendMessageReceipts(account, packet);
558 }
559
560 if (message.getStatus() == Message.STATUS_RECEIVED
561 && conversation.getOtrSession() != null
562 && !conversation.getOtrSession().getSessionID().getUserID()
563 .equals(message.getCounterpart().getResourcepart())) {
564 conversation.endOtrIfNeeded();
565 }
566
567 if (message.getEncryption() == Message.ENCRYPTION_NONE || mXmppConnectionService.saveEncryptedMessages()) {
568 mXmppConnectionService.databaseBackend.createMessage(message);
569 }
570 final HttpConnectionManager manager = this.mXmppConnectionService.getHttpConnectionManager();
571 if (message.trusted() && message.treatAsDownloadable() != Message.Decision.NEVER && manager.getAutoAcceptFileSize() > 0) {
572 manager.createNewDownloadConnection(message);
573 } else if (notify) {
574 if (query == null) {
575 mXmppConnectionService.getNotificationService().push(message);
576 } else if (query.getWith() == null) { // mam catchup
577 mXmppConnectionService.getNotificationService().pushFromBacklog(message);
578 }
579 }
580 } else if (!packet.hasChild("body")){ //no body
581 Conversation conversation = mXmppConnectionService.find(account, from.toBareJid());
582 if (isTypeGroupChat) {
583 if (packet.hasChild("subject")) {
584 if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
585 conversation.setHasMessagesLeftOnServer(conversation.countMessages() > 0);
586 String subject = packet.findChildContent("subject");
587 conversation.getMucOptions().setSubject(subject);
588 final Bookmark bookmark = conversation.getBookmark();
589 if (bookmark != null && bookmark.getBookmarkName() == null) {
590 if (bookmark.setBookmarkName(subject)) {
591 mXmppConnectionService.pushBookmarks(account);
592 }
593 }
594 mXmppConnectionService.updateConversationUi();
595 return;
596 }
597 }
598 }
599 if (conversation != null && mucUserElement != null && from.isBareJid()) {
600 for (Element child : mucUserElement.getChildren()) {
601 if ("status".equals(child.getName())) {
602 try {
603 int code = Integer.parseInt(child.getAttribute("code"));
604 if ((code >= 170 && code <= 174) || (code >= 102 && code <= 104)) {
605 mXmppConnectionService.fetchConferenceConfiguration(conversation);
606 break;
607 }
608 } catch (Exception e) {
609 //ignored
610 }
611 } else if ("item".equals(child.getName())) {
612 MucOptions.User user = AbstractParser.parseItem(conversation,child);
613 Log.d(Config.LOGTAG,account.getJid()+": changing affiliation for "
614 +user.getRealJid()+" to "+user.getAffiliation()+" in "
615 +conversation.getJid().toBareJid());
616 if (!user.realJidMatchesAccount()) {
617 conversation.getMucOptions().updateUser(user);
618 mXmppConnectionService.getAvatarService().clear(conversation);
619 mXmppConnectionService.updateMucRosterUi();
620 mXmppConnectionService.updateConversationUi();
621 }
622 }
623 }
624 }
625 }
626
627
628
629 Element received = packet.findChild("received", "urn:xmpp:chat-markers:0");
630 if (received == null) {
631 received = packet.findChild("received", "urn:xmpp:receipts");
632 }
633 if (received != null && !packet.fromAccount(account)) {
634 mXmppConnectionService.markMessage(account, from.toBareJid(), received.getAttribute("id"), Message.STATUS_SEND_RECEIVED);
635 }
636 Element displayed = packet.findChild("displayed", "urn:xmpp:chat-markers:0");
637 if (displayed != null) {
638 if (packet.fromAccount(account)) {
639 Conversation conversation = mXmppConnectionService.find(account,counterpart.toBareJid());
640 if (conversation != null) {
641 mXmppConnectionService.markRead(conversation);
642 }
643 } else {
644 final Message displayedMessage = mXmppConnectionService.markMessage(account, from.toBareJid(), displayed.getAttribute("id"), Message.STATUS_SEND_DISPLAYED);
645 Message message = displayedMessage == null ? null : displayedMessage.prev();
646 while (message != null
647 && message.getStatus() == Message.STATUS_SEND_RECEIVED
648 && message.getTimeSent() < displayedMessage.getTimeSent()) {
649 mXmppConnectionService.markMessage(message, Message.STATUS_SEND_DISPLAYED);
650 message = message.prev();
651 }
652 }
653 }
654
655 Element event = original.findChild("event", "http://jabber.org/protocol/pubsub#event");
656 if (event != null) {
657 parseEvent(event, original.getFrom(), account);
658 }
659
660 String nick = packet.findChildContent("nick", "http://jabber.org/protocol/nick");
661 if (nick != null) {
662 Contact contact = account.getRoster().getContact(from);
663 contact.setPresenceName(nick);
664 }
665 }
666
667 private static Jid getTrueCounterpart(Element mucUserElement, Jid fallback) {
668 final Element item = mucUserElement == null ? null : mucUserElement.findChild("item");
669 Jid result = item == null ? null : item.getAttributeAsJid("jid");
670 return result != null ? result : fallback;
671 }
672
673 private void sendMessageReceipts(Account account, MessagePacket packet) {
674 ArrayList<String> receiptsNamespaces = new ArrayList<>();
675 if (packet.hasChild("markable", "urn:xmpp:chat-markers:0")) {
676 receiptsNamespaces.add("urn:xmpp:chat-markers:0");
677 }
678 if (packet.hasChild("request", "urn:xmpp:receipts")) {
679 receiptsNamespaces.add("urn:xmpp:receipts");
680 }
681 if (receiptsNamespaces.size() > 0) {
682 MessagePacket receipt = mXmppConnectionService.getMessageGenerator().received(account,
683 packet,
684 receiptsNamespaces,
685 packet.getType());
686 mXmppConnectionService.sendMessagePacket(account, receipt);
687 }
688 }
689
690 private static SimpleDateFormat TIME_FORMAT = new SimpleDateFormat("HH:mm:ss");
691
692 private void activateGracePeriod(Account account) {
693 long duration = mXmppConnectionService.getPreferences().getLong("race_period_length", 144) * 1000;
694 Log.d(Config.LOGTAG,account.getJid().toBareJid()+": activating grace period till "+TIME_FORMAT.format(new Date(System.currentTimeMillis() + duration)));
695 account.activateGracePeriod(duration);
696 }
697}