1package eu.siacs.conversations.generator;
2
3import android.os.Bundle;
4import android.util.Base64;
5import android.util.Base64OutputStream;
6import android.util.Log;
7
8import com.cheogram.android.BobTransfer;
9
10import com.google.common.io.ByteStreams;
11
12import org.whispersystems.libsignal.IdentityKey;
13import org.whispersystems.libsignal.ecc.ECPublicKey;
14import org.whispersystems.libsignal.state.PreKeyRecord;
15import org.whispersystems.libsignal.state.SignedPreKeyRecord;
16
17import java.io.ByteArrayOutputStream;
18import java.io.FileInputStream;
19import java.io.IOException;
20import java.nio.ByteBuffer;
21import java.security.cert.CertificateEncodingException;
22import java.security.cert.X509Certificate;
23import java.util.ArrayList;
24import java.util.List;
25import java.util.Locale;
26import java.util.Set;
27import java.util.TimeZone;
28import java.util.UUID;
29
30import io.ipfs.cid.Cid;
31
32import eu.siacs.conversations.Config;
33import eu.siacs.conversations.R;
34import eu.siacs.conversations.crypto.axolotl.AxolotlService;
35import eu.siacs.conversations.entities.Account;
36import eu.siacs.conversations.entities.Bookmark;
37import eu.siacs.conversations.entities.Conversation;
38import eu.siacs.conversations.entities.DownloadableFile;
39import eu.siacs.conversations.entities.Message;
40import eu.siacs.conversations.services.MessageArchiveService;
41import eu.siacs.conversations.services.QuickConversationsService;
42import eu.siacs.conversations.services.XmppConnectionService;
43import eu.siacs.conversations.xml.Element;
44import eu.siacs.conversations.xml.Namespace;
45import eu.siacs.conversations.xmpp.Jid;
46import eu.siacs.conversations.xmpp.forms.Data;
47import eu.siacs.conversations.xmpp.pep.Avatar;
48import eu.siacs.conversations.xmpp.stanzas.IqPacket;
49
50public class IqGenerator extends AbstractGenerator {
51
52 public IqGenerator(final XmppConnectionService service) {
53 super(service);
54 }
55
56 public IqPacket discoResponse(final Account account, final IqPacket request) {
57 final IqPacket packet = new IqPacket(IqPacket.TYPE.RESULT);
58 packet.setId(request.getId());
59 packet.setTo(request.getFrom());
60 final Element query = packet.addChild("query", "http://jabber.org/protocol/disco#info");
61 query.setAttribute("node", request.query().getAttribute("node"));
62 final Element identity = query.addChild("identity");
63 identity.setAttribute("category", "client");
64 identity.setAttribute("type", getIdentityType());
65 identity.setAttribute("name", getIdentityName());
66 for (final String feature : getFeatures(account)) {
67 query.addChild("feature").setAttribute("var", feature);
68 }
69 return packet;
70 }
71
72 public IqPacket versionResponse(final IqPacket request) {
73 final IqPacket packet = request.generateResponse(IqPacket.TYPE.RESULT);
74 Element query = packet.query("jabber:iq:version");
75 query.addChild("name").setContent(mXmppConnectionService.getString(R.string.app_name));
76 query.addChild("version").setContent(getIdentityVersion());
77 final StringBuilder os = new StringBuilder();
78 if ("chromium".equals(android.os.Build.BRAND)) {
79 os.append("Chrome OS");
80 } else {
81 os.append("Android");
82 }
83 os.append(" ");
84 os.append(android.os.Build.VERSION.RELEASE);
85 if (QuickConversationsService.isPlayStoreFlavor()) {
86 os.append(" (");
87 os.append(android.os.Build.BOARD);
88 os.append(", ");
89 os.append(android.os.Build.FINGERPRINT);
90 os.append(")");
91 query.addChild("os").setContent(os.toString());
92 }
93 return packet;
94 }
95
96 public IqPacket entityTimeResponse(IqPacket request) {
97 final IqPacket packet = request.generateResponse(IqPacket.TYPE.RESULT);
98 Element time = packet.addChild("time", "urn:xmpp:time");
99 final long now = System.currentTimeMillis();
100 time.addChild("utc").setContent(getTimestamp(now));
101 TimeZone ourTimezone = TimeZone.getDefault();
102 long offsetSeconds = ourTimezone.getOffset(now) / 1000;
103 long offsetMinutes = Math.abs((offsetSeconds % 3600) / 60);
104 long offsetHours = offsetSeconds / 3600;
105 String hours;
106 if (offsetHours < 0) {
107 hours = String.format(Locale.US, "%03d", offsetHours);
108 } else {
109 hours = String.format(Locale.US, "%02d", offsetHours);
110 }
111 String minutes = String.format(Locale.US, "%02d", offsetMinutes);
112 time.addChild("tzo").setContent(hours + ":" + minutes);
113 return packet;
114 }
115
116 public IqPacket purgeOfflineMessages() {
117 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
118 packet.addChild("offline", Namespace.FLEXIBLE_OFFLINE_MESSAGE_RETRIEVAL).addChild("purge");
119 return packet;
120 }
121
122 protected IqPacket publish(final String node, final Element item, final Bundle options) {
123 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
124 final Element pubsub = packet.addChild("pubsub", Namespace.PUBSUB);
125 final Element publish = pubsub.addChild("publish");
126 publish.setAttribute("node", node);
127 publish.addChild(item);
128 if (options != null) {
129 final Element publishOptions = pubsub.addChild("publish-options");
130 publishOptions.addChild(Data.create(Namespace.PUBSUB_PUBLISH_OPTIONS, options));
131 }
132 return packet;
133 }
134
135 protected IqPacket publish(final String node, final Element item) {
136 return publish(node, item, null);
137 }
138
139 private IqPacket retrieve(String node, Element item) {
140 final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
141 final Element pubsub = packet.addChild("pubsub", Namespace.PUBSUB);
142 final Element items = pubsub.addChild("items");
143 items.setAttribute("node", node);
144 if (item != null) {
145 items.addChild(item);
146 }
147 return packet;
148 }
149
150 public IqPacket retrieveVcard4(final Jid jid) {
151 final IqPacket packet = retrieve("urn:xmpp:vcard4", null);
152 packet.setTo(jid);
153 return packet;
154 }
155
156 public IqPacket retrieveBookmarks() {
157 return retrieve(Namespace.BOOKMARKS2, null);
158 }
159
160 public IqPacket publishNick(String nick) {
161 final Element item = new Element("item");
162 item.setAttribute("id", "current");
163 item.addChild("nick", Namespace.NICK).setContent(nick);
164 return publish(Namespace.NICK, item);
165 }
166
167 public IqPacket deleteNode(final String node) {
168 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
169 final Element pubsub = packet.addChild("pubsub", Namespace.PUBSUB_OWNER);
170 pubsub.addChild("delete").setAttribute("node", node);
171 return packet;
172 }
173
174 public IqPacket deleteItem(final String node, final String id) {
175 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
176 final Element pubsub = packet.addChild("pubsub", Namespace.PUBSUB);
177 final Element retract = pubsub.addChild("retract");
178 retract.setAttribute("node", node);
179 retract.setAttribute("notify","true");
180 retract.addChild("item").setAttribute("id", id);
181 return packet;
182 }
183
184 public IqPacket publishAvatar(Avatar avatar, Bundle options) {
185 final Element item = new Element("item");
186 item.setAttribute("id", avatar.sha1sum);
187 final Element data = item.addChild("data", Namespace.AVATAR_DATA);
188 data.setContent(avatar.image);
189 return publish(Namespace.AVATAR_DATA, item, options);
190 }
191
192 public IqPacket publishElement(final String namespace, final Element element, String id, final Bundle options) {
193 final Element item = new Element("item");
194 item.setAttribute("id", id);
195 item.addChild(element);
196 return publish(namespace, item, options);
197 }
198
199 public IqPacket publishAvatarMetadata(final Avatar avatar, final Bundle options) {
200 final Element item = new Element("item");
201 item.setAttribute("id", avatar.sha1sum);
202 final Element metadata = item
203 .addChild("metadata", Namespace.AVATAR_METADATA);
204 final Element info = metadata.addChild("info");
205 info.setAttribute("bytes", avatar.size);
206 info.setAttribute("id", avatar.sha1sum);
207 info.setAttribute("height", avatar.height);
208 info.setAttribute("width", avatar.height);
209 info.setAttribute("type", avatar.type);
210 return publish(Namespace.AVATAR_METADATA, item, options);
211 }
212
213 public IqPacket retrievePepAvatar(final Avatar avatar) {
214 final Element item = new Element("item");
215 item.setAttribute("id", avatar.sha1sum);
216 final IqPacket packet = retrieve(Namespace.AVATAR_DATA, item);
217 packet.setTo(avatar.owner);
218 return packet;
219 }
220
221 public IqPacket retrieveVcardAvatar(final Avatar avatar) {
222 final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
223 packet.setTo(avatar.owner);
224 packet.addChild("vCard", "vcard-temp");
225 return packet;
226 }
227
228 public IqPacket retrieveVcardAvatar(final Jid to) {
229 final IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
230 packet.setTo(to);
231 packet.addChild("vCard", "vcard-temp");
232 return packet;
233 }
234
235 public IqPacket retrieveAvatarMetaData(final Jid to) {
236 final IqPacket packet = retrieve("urn:xmpp:avatar:metadata", null);
237 if (to != null) {
238 packet.setTo(to);
239 }
240 return packet;
241 }
242
243 public IqPacket retrieveDeviceIds(final Jid to) {
244 final IqPacket packet = retrieve(AxolotlService.PEP_DEVICE_LIST, null);
245 if (to != null) {
246 packet.setTo(to);
247 }
248 return packet;
249 }
250
251 public IqPacket retrieveBundlesForDevice(final Jid to, final int deviceid) {
252 final IqPacket packet = retrieve(AxolotlService.PEP_BUNDLES + ":" + deviceid, null);
253 packet.setTo(to);
254 return packet;
255 }
256
257 public IqPacket retrieveVerificationForDevice(final Jid to, final int deviceid) {
258 final IqPacket packet = retrieve(AxolotlService.PEP_VERIFICATION + ":" + deviceid, null);
259 packet.setTo(to);
260 return packet;
261 }
262
263 public IqPacket publishDeviceIds(final Set<Integer> ids, final Bundle publishOptions) {
264 final Element item = new Element("item");
265 item.setAttribute("id", "current");
266 final Element list = item.addChild("list", AxolotlService.PEP_PREFIX);
267 for (Integer id : ids) {
268 final Element device = new Element("device");
269 device.setAttribute("id", id);
270 list.addChild(device);
271 }
272 return publish(AxolotlService.PEP_DEVICE_LIST, item, publishOptions);
273 }
274
275 public Element publishBookmarkItem(final Bookmark bookmark) {
276 final String name = bookmark.getBookmarkName();
277 final String nick = bookmark.getNick();
278 final String password = bookmark.getPassword();
279 final boolean autojoin = bookmark.autojoin();
280 final Element conference = new Element("conference", Namespace.BOOKMARKS2);
281 if (name != null) {
282 conference.setAttribute("name", name);
283 }
284 if (nick != null) {
285 conference.addChild("nick").setContent(nick);
286 }
287 if (password != null) {
288 conference.addChild("password").setContent(password);
289 }
290 conference.setAttribute("autojoin",String.valueOf(autojoin));
291 conference.addChild(bookmark.getExtensions());
292 return conference;
293 }
294
295 public IqPacket publishBundles(final SignedPreKeyRecord signedPreKeyRecord, final IdentityKey identityKey,
296 final Set<PreKeyRecord> preKeyRecords, final int deviceId, Bundle publishOptions) {
297 final Element item = new Element("item");
298 item.setAttribute("id", "current");
299 final Element bundle = item.addChild("bundle", AxolotlService.PEP_PREFIX);
300 final Element signedPreKeyPublic = bundle.addChild("signedPreKeyPublic");
301 signedPreKeyPublic.setAttribute("signedPreKeyId", signedPreKeyRecord.getId());
302 ECPublicKey publicKey = signedPreKeyRecord.getKeyPair().getPublicKey();
303 signedPreKeyPublic.setContent(Base64.encodeToString(publicKey.serialize(), Base64.NO_WRAP));
304 final Element signedPreKeySignature = bundle.addChild("signedPreKeySignature");
305 signedPreKeySignature.setContent(Base64.encodeToString(signedPreKeyRecord.getSignature(), Base64.NO_WRAP));
306 final Element identityKeyElement = bundle.addChild("identityKey");
307 identityKeyElement.setContent(Base64.encodeToString(identityKey.serialize(), Base64.NO_WRAP));
308
309 final Element prekeys = bundle.addChild("prekeys", AxolotlService.PEP_PREFIX);
310 for (PreKeyRecord preKeyRecord : preKeyRecords) {
311 final Element prekey = prekeys.addChild("preKeyPublic");
312 prekey.setAttribute("preKeyId", preKeyRecord.getId());
313 prekey.setContent(Base64.encodeToString(preKeyRecord.getKeyPair().getPublicKey().serialize(), Base64.NO_WRAP));
314 }
315
316 return publish(AxolotlService.PEP_BUNDLES + ":" + deviceId, item, publishOptions);
317 }
318
319 public IqPacket publishVerification(byte[] signature, X509Certificate[] certificates, final int deviceId) {
320 final Element item = new Element("item");
321 item.setAttribute("id", "current");
322 final Element verification = item.addChild("verification", AxolotlService.PEP_PREFIX);
323 final Element chain = verification.addChild("chain");
324 for (int i = 0; i < certificates.length; ++i) {
325 try {
326 Element certificate = chain.addChild("certificate");
327 certificate.setContent(Base64.encodeToString(certificates[i].getEncoded(), Base64.NO_WRAP));
328 certificate.setAttribute("index", i);
329 } catch (CertificateEncodingException e) {
330 Log.d(Config.LOGTAG, "could not encode certificate");
331 }
332 }
333 verification.addChild("signature").setContent(Base64.encodeToString(signature, Base64.NO_WRAP));
334 return publish(AxolotlService.PEP_VERIFICATION + ":" + deviceId, item);
335 }
336
337 public IqPacket queryMessageArchiveManagement(final MessageArchiveService.Query mam) {
338 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
339 final Element query = packet.query(mam.version.namespace);
340 query.setAttribute("queryid", mam.getQueryId());
341 final Data data = new Data();
342 data.setFormType(mam.version.namespace);
343 if (mam.muc()) {
344 packet.setTo(mam.getWith());
345 } else if (mam.getWith() != null) {
346 data.put("with", mam.getWith().toEscapedString());
347 }
348 final long start = mam.getStart();
349 final long end = mam.getEnd();
350 if (start != 0) {
351 data.put("start", getTimestamp(start));
352 }
353 if (end != 0) {
354 data.put("end", getTimestamp(end));
355 }
356 data.submit();
357 query.addChild(data);
358 Element set = query.addChild("set", "http://jabber.org/protocol/rsm");
359 if (mam.getPagingOrder() == MessageArchiveService.PagingOrder.REVERSE) {
360 set.addChild("before").setContent(mam.getReference());
361 } else if (mam.getReference() != null) {
362 set.addChild("after").setContent(mam.getReference());
363 }
364 set.addChild("max").setContent(String.valueOf(Config.PAGE_SIZE));
365 return packet;
366 }
367
368 public IqPacket generateGetBlockList() {
369 final IqPacket iq = new IqPacket(IqPacket.TYPE.GET);
370 iq.addChild("blocklist", Namespace.BLOCKING);
371
372 return iq;
373 }
374
375 public IqPacket generateSetBlockRequest(final Jid jid, final boolean reportSpam, final String serverMsgId) {
376 final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
377 final Element block = iq.addChild("block", Namespace.BLOCKING);
378 final Element item = block.addChild("item").setAttribute("jid", jid);
379 if (reportSpam) {
380 final Element report = item.addChild("report", Namespace.REPORTING);
381 report.setAttribute("reason", Namespace.REPORTING_REASON_SPAM);
382 if (serverMsgId != null) {
383 final Element stanzaId = report.addChild("stanza-id", Namespace.STANZA_IDS);
384 stanzaId.setAttribute("by", jid);
385 stanzaId.setAttribute("id", serverMsgId);
386 }
387 }
388 Log.d(Config.LOGTAG, iq.toString());
389 return iq;
390 }
391
392 public IqPacket generateSetUnblockRequest(final Jid jid) {
393 final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
394 final Element block = iq.addChild("unblock", Namespace.BLOCKING);
395 block.addChild("item").setAttribute("jid", jid);
396 return iq;
397 }
398
399 public IqPacket generateSetPassword(final Account account, final String newPassword) {
400 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
401 packet.setTo(account.getDomain());
402 final Element query = packet.addChild("query", Namespace.REGISTER);
403 final Jid jid = account.getJid();
404 query.addChild("username").setContent(jid.getLocal());
405 query.addChild("password").setContent(newPassword);
406 return packet;
407 }
408
409 public IqPacket changeAffiliation(Conversation conference, Jid jid, String affiliation) {
410 List<Jid> jids = new ArrayList<>();
411 jids.add(jid);
412 return changeAffiliation(conference, jids, affiliation);
413 }
414
415 public IqPacket changeAffiliation(Conversation conference, List<Jid> jids, String affiliation) {
416 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
417 packet.setTo(conference.getJid().asBareJid());
418 packet.setFrom(conference.getAccount().getJid());
419 Element query = packet.query("http://jabber.org/protocol/muc#admin");
420 for (Jid jid : jids) {
421 Element item = query.addChild("item");
422 item.setAttribute("jid", jid);
423 item.setAttribute("affiliation", affiliation);
424 }
425 return packet;
426 }
427
428 public IqPacket changeRole(Conversation conference, String nick, String role) {
429 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
430 packet.setTo(conference.getJid().asBareJid());
431 packet.setFrom(conference.getAccount().getJid());
432 Element item = packet.query("http://jabber.org/protocol/muc#admin").addChild("item");
433 item.setAttribute("nick", nick);
434 item.setAttribute("role", role);
435 return packet;
436 }
437
438 public IqPacket moderateMessage(Account account, Message m, String reason) {
439 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
440 packet.setTo(m.getConversation().getJid().asBareJid());
441 packet.setFrom(account.getJid());
442 Element moderate =
443 packet.addChild("apply-to", "urn:xmpp:fasten:0")
444 .setAttribute("id", m.getServerMsgId())
445 .addChild("moderate", "urn:xmpp:message-moderate:0");
446 moderate.addChild("retract", "urn:xmpp:message-retract:0");
447 moderate.addChild("reason", "urn:xmpp:message-moderate:0").setContent(reason);
448 return packet;
449 }
450
451 public IqPacket requestHttpUploadSlot(Jid host, DownloadableFile file, String name, String mime) {
452 IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
453 packet.setTo(host);
454 Element request = packet.addChild("request", Namespace.HTTP_UPLOAD);
455 request.setAttribute("filename", name == null ? convertFilename(file.getName()) : name);
456 request.setAttribute("size", file.getExpectedSize());
457 request.setAttribute("content-type", mime);
458 return packet;
459 }
460
461 public IqPacket requestHttpUploadLegacySlot(Jid host, DownloadableFile file, String mime) {
462 IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
463 packet.setTo(host);
464 Element request = packet.addChild("request", Namespace.HTTP_UPLOAD_LEGACY);
465 request.addChild("filename").setContent(convertFilename(file.getName()));
466 request.addChild("size").setContent(String.valueOf(file.getExpectedSize()));
467 request.addChild("content-type").setContent(mime);
468 return packet;
469 }
470
471 private static String convertFilename(String name) {
472 int pos = name.indexOf('.');
473 if (pos != -1) {
474 try {
475 UUID uuid = UUID.fromString(name.substring(0, pos));
476 ByteBuffer bb = ByteBuffer.wrap(new byte[16]);
477 bb.putLong(uuid.getMostSignificantBits());
478 bb.putLong(uuid.getLeastSignificantBits());
479 return Base64.encodeToString(bb.array(), Base64.URL_SAFE | Base64.NO_PADDING | Base64.NO_WRAP) + name.substring(pos);
480 } catch (Exception e) {
481 return name;
482 }
483 } else {
484 return name;
485 }
486 }
487
488 public IqPacket generateCreateAccountWithCaptcha(Account account, String id, Data data) {
489 final IqPacket register = new IqPacket(IqPacket.TYPE.SET);
490 register.setFrom(account.getJid().asBareJid());
491 register.setTo(account.getDomain());
492 register.setId(id);
493 Element query = register.query(Namespace.REGISTER);
494 if (data != null) {
495 query.addChild(data);
496 }
497 return register;
498 }
499
500 public IqPacket pushTokenToAppServer(Jid appServer, String token, String deviceId) {
501 return pushTokenToAppServer(appServer, token, deviceId, null);
502 }
503
504 public IqPacket pushTokenToAppServer(Jid appServer, String token, String deviceId, Jid muc) {
505 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
506 packet.setTo(appServer);
507 final Element command = packet.addChild("command", Namespace.COMMANDS);
508 command.setAttribute("node", "register-push-fcm");
509 command.setAttribute("action", "execute");
510 final Data data = new Data();
511 data.put("token", token);
512 data.put("android-id", deviceId);
513 if (muc != null) {
514 data.put("muc", muc.toEscapedString());
515 }
516 data.submit();
517 command.addChild(data);
518 return packet;
519 }
520
521 public IqPacket unregisterChannelOnAppServer(Jid appServer, String deviceId, String channel) {
522 final IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
523 packet.setTo(appServer);
524 final Element command = packet.addChild("command", Namespace.COMMANDS);
525 command.setAttribute("node", "unregister-push-fcm");
526 command.setAttribute("action", "execute");
527 final Data data = new Data();
528 data.put("channel", channel);
529 data.put("android-id", deviceId);
530 data.submit();
531 command.addChild(data);
532 return packet;
533 }
534
535 public IqPacket enablePush(final Jid jid, final String node, final String secret) {
536 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
537 Element enable = packet.addChild("enable", Namespace.PUSH);
538 enable.setAttribute("jid", jid);
539 enable.setAttribute("node", node);
540 if (secret != null) {
541 Data data = new Data();
542 data.setFormType(Namespace.PUBSUB_PUBLISH_OPTIONS);
543 data.put("secret", secret);
544 data.submit();
545 enable.addChild(data);
546 }
547 return packet;
548 }
549
550 public IqPacket disablePush(final Jid jid, final String node) {
551 IqPacket packet = new IqPacket(IqPacket.TYPE.SET);
552 Element disable = packet.addChild("disable", Namespace.PUSH);
553 disable.setAttribute("jid", jid);
554 disable.setAttribute("node", node);
555 return packet;
556 }
557
558 public IqPacket queryAffiliation(Conversation conversation, String affiliation) {
559 IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
560 packet.setTo(conversation.getJid().asBareJid());
561 packet.query("http://jabber.org/protocol/muc#admin").addChild("item").setAttribute("affiliation", affiliation);
562 return packet;
563 }
564
565 public static Bundle defaultGroupChatConfiguration() {
566 Bundle options = new Bundle();
567 options.putString("muc#roomconfig_persistentroom", "1");
568 options.putString("muc#roomconfig_membersonly", "1");
569 options.putString("muc#roomconfig_publicroom", "0");
570 options.putString("muc#roomconfig_whois", "anyone");
571 options.putString("muc#roomconfig_changesubject", "0");
572 options.putString("muc#roomconfig_allowinvites", "0");
573 options.putString("muc#roomconfig_enablearchiving", "1"); //prosody
574 options.putString("mam", "1"); //ejabberd community
575 options.putString("muc#roomconfig_mam", "1"); //ejabberd saas
576 return options;
577 }
578
579 public static Bundle defaultChannelConfiguration() {
580 Bundle options = new Bundle();
581 options.putString("muc#roomconfig_persistentroom", "1");
582 options.putString("muc#roomconfig_membersonly", "0");
583 options.putString("muc#roomconfig_publicroom", "1");
584 options.putString("muc#roomconfig_whois", "moderators");
585 options.putString("muc#roomconfig_changesubject", "0");
586 options.putString("muc#roomconfig_enablearchiving", "1"); //prosody
587 options.putString("mam", "1"); //ejabberd community
588 options.putString("muc#roomconfig_mam", "1"); //ejabberd saas
589 return options;
590 }
591
592 public IqPacket requestPubsubConfiguration(Jid jid, String node) {
593 return pubsubConfiguration(jid, node, null);
594 }
595
596 public IqPacket publishPubsubConfiguration(Jid jid, String node, Data data) {
597 return pubsubConfiguration(jid, node, data);
598 }
599
600 private IqPacket pubsubConfiguration(Jid jid, String node, Data data) {
601 IqPacket packet = new IqPacket(data == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
602 packet.setTo(jid);
603 Element pubsub = packet.addChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
604 Element configure = pubsub.addChild("configure").setAttribute("node", node);
605 if (data != null) {
606 configure.addChild(data);
607 }
608 return packet;
609 }
610
611 public IqPacket queryDiscoItems(Jid jid) {
612 IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
613 packet.setTo(jid);
614 packet.query(Namespace.DISCO_ITEMS);
615 return packet;
616 }
617
618 public IqPacket queryDiscoItems(Jid jid, String node) {
619 IqPacket packet = queryDiscoItems(jid);
620 final Element query = packet.query(Namespace.DISCO_ITEMS);
621 query.setAttribute("node", node);
622 return packet;
623 }
624
625 public IqPacket queryDiscoInfo(Jid jid) {
626 IqPacket packet = new IqPacket(IqPacket.TYPE.GET);
627 packet.setTo(jid);
628 packet.addChild("query",Namespace.DISCO_INFO);
629 return packet;
630 }
631
632 public IqPacket bobResponse(IqPacket request) {
633 try {
634 String bobCid = request.findChild("data", "urn:xmpp:bob").getAttribute("cid");
635 Cid cid = BobTransfer.cid(bobCid);
636 DownloadableFile f = mXmppConnectionService.getFileForCid(cid);
637 if (f == null || !f.canRead()) {
638 throw new IOException("No such file");
639 } else if (f.getSize() > 129000) {
640 final IqPacket response = request.generateResponse(IqPacket.TYPE.ERROR);
641 final Element error = response.addChild("error");
642 error.setAttribute("type", "cancel");
643 error.addChild("policy-violation", "urn:ietf:params:xml:ns:xmpp-stanzas");
644 return response;
645 } else {
646 final IqPacket response = request.generateResponse(IqPacket.TYPE.RESULT);
647 final Element data = response.addChild("data", "urn:xmpp:bob");
648 data.setAttribute("cid", bobCid);
649 data.setAttribute("type", f.getMimeType());
650 ByteArrayOutputStream b64 = new ByteArrayOutputStream((int) f.getSize() * 2);
651 Base64OutputStream b64wrap = new Base64OutputStream(b64, Base64.NO_WRAP);
652 ByteStreams.copy(new FileInputStream(f), b64wrap);
653 b64wrap.flush();
654 b64wrap.close();
655 data.setContent(b64.toString("utf-8"));
656 return response;
657 }
658 } catch (final IOException | IllegalStateException e) {
659 final IqPacket response = request.generateResponse(IqPacket.TYPE.ERROR);
660 final Element error = response.addChild("error");
661 error.setAttribute("type", "cancel");
662 error.addChild("item-not-found", "urn:ietf:params:xml:ns:xmpp-stanzas");
663 return response;
664 }
665 }
666}