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