nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/ManagerImpl.java

   1 /*
   2   Copyright (C) 2015-2022 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager;
  18
  19 import org.asamk.signal.manager.api.Configuration;
  20 import org.asamk.signal.manager.api.Device;
  21 import org.asamk.signal.manager.api.Group;
  22 import org.asamk.signal.manager.api.Identity;
  23 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  24 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  25 import org.asamk.signal.manager.api.InvalidStickerException;
  26 import org.asamk.signal.manager.api.Message;
  27 import org.asamk.signal.manager.api.Pair;
  28 import org.asamk.signal.manager.api.RecipientIdentifier;
  29 import org.asamk.signal.manager.api.SendGroupMessageResults;
  30 import org.asamk.signal.manager.api.SendMessageResult;
  31 import org.asamk.signal.manager.api.SendMessageResults;
  32 import org.asamk.signal.manager.api.StickerPack;
  33 import org.asamk.signal.manager.api.StickerPackId;
  34 import org.asamk.signal.manager.api.StickerPackUrl;
  35 import org.asamk.signal.manager.api.TypingAction;
  36 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  37 import org.asamk.signal.manager.api.UpdateGroup;
  38 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  39 import org.asamk.signal.manager.groups.GroupId;
  40 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  41 import org.asamk.signal.manager.groups.GroupNotFoundException;
  42 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  43 import org.asamk.signal.manager.groups.LastGroupAdminException;
  44 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  45 import org.asamk.signal.manager.helper.Context;
  46 import org.asamk.signal.manager.storage.SignalAccount;
  47 import org.asamk.signal.manager.storage.groups.GroupInfo;
  48 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  49 import org.asamk.signal.manager.storage.recipients.Contact;
  50 import org.asamk.signal.manager.storage.recipients.Profile;
  51 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  52 import org.asamk.signal.manager.storage.recipients.RecipientId;
  53 import org.asamk.signal.manager.storage.stickers.Sticker;
  54 import org.asamk.signal.manager.util.AttachmentUtils;
  55 import org.asamk.signal.manager.util.KeyUtils;
  56 import org.asamk.signal.manager.util.StickerUtils;
  57 import org.slf4j.Logger;
  58 import org.slf4j.LoggerFactory;
  59 import org.whispersystems.libsignal.util.guava.Optional;
  60 import org.whispersystems.signalservice.api.SignalSessionLock;
  61 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  62 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  63 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  64 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  65 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  66 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  67 import org.whispersystems.signalservice.internal.util.DynamicCredentialsProvider;
  68 import org.whispersystems.signalservice.internal.util.Hex;
  69 import org.whispersystems.signalservice.internal.util.Util;
  70
  71 import java.io.File;
  72 import java.io.IOException;
  73 import java.net.URI;
  74 import java.time.Duration;
  75 import java.util.ArrayList;
  76 import java.util.HashMap;
  77 import java.util.HashSet;
  78 import java.util.List;
  79 import java.util.Map;
  80 import java.util.Set;
  81 import java.util.UUID;
  82 import java.util.concurrent.ExecutorService;
  83 import java.util.concurrent.Executors;
  84 import java.util.concurrent.locks.ReentrantLock;
  85 import java.util.function.Function;
  86 import java.util.stream.Collectors;
  87 import java.util.stream.Stream;
  88
  89 import io.reactivex.rxjava3.disposables.CompositeDisposable;
  90
  91 public class ManagerImpl implements Manager {
  92
  93     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
  94
  95     private SignalAccount account;
  96     private final SignalDependencies dependencies;
  97     private final Context context;
  98
  99     private final ExecutorService executor = Executors.newCachedThreadPool();
 100
 101     private Thread receiveThread;
 102     private boolean isReceivingSynchronous;
 103     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 104     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 105     private final List<Runnable> closedListeners = new ArrayList<>();
 106     private final CompositeDisposable disposable = new CompositeDisposable();
 107
 108     ManagerImpl(
 109             SignalAccount account,
 110             PathConfig pathConfig,
 111             ServiceEnvironmentConfig serviceEnvironmentConfig,
 112             String userAgent
 113     ) {
 114         this.account = account;
 115
 116         final var credentialsProvider = new DynamicCredentialsProvider(account.getAci(),
 117                 account.getAccount(),
 118                 account.getPassword(),
 119                 account.getDeviceId());
 120         final var sessionLock = new SignalSessionLock() {
 121             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 122
 123             @Override
 124             public Lock acquire() {
 125                 LEGACY_LOCK.lock();
 126                 return LEGACY_LOCK::unlock;
 127             }
 128         };
 129         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 130                 userAgent,
 131                 credentialsProvider,
 132                 account.getSignalProtocolStore(),
 133                 executor,
 134                 sessionLock);
 135         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 136         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 137         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 138
 139         this.context = new Context(account, dependencies, avatarStore, attachmentStore, stickerPackStore);
 140         this.context.getAccountHelper().setUnregisteredListener(this::close);
 141         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 142         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 143             synchronized (this) {
 144                 this.notifyAll();
 145             }
 146         });
 147         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(recipientId -> {
 148             logger.trace("Archiving old sessions for {}", recipientId);
 149             account.getSessionStore().archiveSessions(recipientId);
 150             account.getSenderKeyStore().deleteSharedWith(recipientId);
 151             final var profile = account.getRecipientStore().getProfile(recipientId);
 152             if (profile != null) {
 153                 account.getRecipientStore()
 154                         .storeProfile(recipientId,
 155                                 Profile.newBuilder(profile)
 156                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 157                                         .withLastUpdateTimestamp(0)
 158                                         .build());
 159             }
 160         }));
 161     }
 162
 163     @Override
 164     public String getSelfNumber() {
 165         return account.getAccount();
 166     }
 167
 168     @Override
 169     public void checkAccountState() throws IOException {
 170         context.getAccountHelper().checkAccountState();
 171     }
 172
 173     @Override
 174     public Map<String, Pair<String, UUID>> areUsersRegistered(Set<String> numbers) throws IOException {
 175         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 176             try {
 177                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getAccount());
 178                 if (!canonicalizedNumber.equals(n)) {
 179                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 180                 }
 181                 return canonicalizedNumber;
 182             } catch (InvalidNumberException e) {
 183                 return "";
 184             }
 185         }));
 186
 187         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 188         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 189                 .stream()
 190                 .filter(s -> !s.isEmpty())
 191                 .collect(Collectors.toSet());
 192         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 193
 194         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 195             final var number = canonicalizedNumbers.get(n);
 196             final var aci = registeredUsers.get(number);
 197             return new Pair<>(number.isEmpty() ? null : number, aci == null ? null : aci.uuid());
 198         }));
 199     }
 200
 201     @Override
 202     public void updateAccountAttributes(String deviceName) throws IOException {
 203         if (deviceName != null) {
 204             context.getAccountHelper().setDeviceName(deviceName);
 205         }
 206         context.getAccountHelper().updateAccountAttributes();
 207     }
 208
 209     @Override
 210     public Configuration getConfiguration() {
 211         final var configurationStore = account.getConfigurationStore();
 212         return Configuration.from(configurationStore);
 213     }
 214
 215     @Override
 216     public void updateConfiguration(
 217             Configuration configuration
 218     ) throws NotMasterDeviceException {
 219         if (!account.isMasterDevice()) {
 220             throw new NotMasterDeviceException();
 221         }
 222
 223         final var configurationStore = account.getConfigurationStore();
 224         if (configuration.readReceipts().isPresent()) {
 225             configurationStore.setReadReceipts(configuration.readReceipts().get());
 226         }
 227         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 228             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 229         }
 230         if (configuration.typingIndicators().isPresent()) {
 231             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 232         }
 233         if (configuration.linkPreviews().isPresent()) {
 234             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 235         }
 236         context.getSyncHelper().sendConfigurationMessage();
 237     }
 238
 239     @Override
 240     public void setProfile(
 241             String givenName, final String familyName, String about, String aboutEmoji, java.util.Optional<File> avatar
 242     ) throws IOException {
 243         context.getProfileHelper()
 244                 .setProfile(givenName,
 245                         familyName,
 246                         about,
 247                         aboutEmoji,
 248                         avatar == null ? null : Optional.fromNullable(avatar.orElse(null)));
 249         context.getSyncHelper().sendSyncFetchProfileMessage();
 250     }
 251
 252     @Override
 253     public void unregister() throws IOException {
 254         context.getAccountHelper().unregister();
 255     }
 256
 257     @Override
 258     public void deleteAccount() throws IOException {
 259         context.getAccountHelper().deleteAccount();
 260     }
 261
 262     @Override
 263     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 264         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 265
 266         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 267     }
 268
 269     @Override
 270     public List<Device> getLinkedDevices() throws IOException {
 271         var devices = dependencies.getAccountManager().getDevices();
 272         account.setMultiDevice(devices.size() > 1);
 273         var identityKey = account.getIdentityKeyPair().getPrivateKey();
 274         return devices.stream().map(d -> {
 275             String deviceName = d.getName();
 276             if (deviceName != null) {
 277                 try {
 278                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 279                 } catch (IOException e) {
 280                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 281                 }
 282             }
 283             return new Device(d.getId(),
 284                     deviceName,
 285                     d.getCreated(),
 286                     d.getLastSeen(),
 287                     d.getId() == account.getDeviceId());
 288         }).toList();
 289     }
 290
 291     @Override
 292     public void removeLinkedDevices(int deviceId) throws IOException {
 293         context.getAccountHelper().removeLinkedDevices(deviceId);
 294     }
 295
 296     @Override
 297     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 298         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 299         context.getAccountHelper().addDevice(deviceLinkInfo);
 300     }
 301
 302     @Override
 303     public void setRegistrationLockPin(java.util.Optional<String> pin) throws IOException, NotMasterDeviceException {
 304         if (!account.isMasterDevice()) {
 305             throw new NotMasterDeviceException();
 306         }
 307         if (pin.isPresent()) {
 308             context.getAccountHelper().setRegistrationPin(pin.get());
 309         } else {
 310             context.getAccountHelper().removeRegistrationPin();
 311         }
 312     }
 313
 314     void refreshPreKeys() throws IOException {
 315         context.getPreKeyHelper().refreshPreKeys();
 316     }
 317
 318     @Override
 319     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
 320         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 321     }
 322
 323     @Override
 324     public List<Group> getGroups() {
 325         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 326     }
 327
 328     private Group toGroup(final GroupInfo groupInfo) {
 329         if (groupInfo == null) {
 330             return null;
 331         }
 332
 333         return Group.from(groupInfo,
 334                 account.getRecipientStore()::resolveRecipientAddress,
 335                 account.getSelfRecipientId());
 336     }
 337
 338     @Override
 339     public SendGroupMessageResults quitGroup(
 340             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 341     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 342         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 343         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 344     }
 345
 346     @Override
 347     public void deleteGroup(GroupId groupId) throws IOException {
 348         context.getGroupHelper().deleteGroup(groupId);
 349     }
 350
 351     @Override
 352     public Pair<GroupId, SendGroupMessageResults> createGroup(
 353             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 354     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 355         return context.getGroupHelper()
 356                 .createGroup(name,
 357                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 358                         avatarFile);
 359     }
 360
 361     @Override
 362     public SendGroupMessageResults updateGroup(
 363             final GroupId groupId, final UpdateGroup updateGroup
 364     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 365         return context.getGroupHelper()
 366                 .updateGroup(groupId,
 367                         updateGroup.getName(),
 368                         updateGroup.getDescription(),
 369                         updateGroup.getMembers() == null
 370                                 ? null
 371                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 372                         updateGroup.getRemoveMembers() == null
 373                                 ? null
 374                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 375                         updateGroup.getAdmins() == null
 376                                 ? null
 377                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 378                         updateGroup.getRemoveAdmins() == null
 379                                 ? null
 380                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 381                         updateGroup.isResetGroupLink(),
 382                         updateGroup.getGroupLinkState(),
 383                         updateGroup.getAddMemberPermission(),
 384                         updateGroup.getEditDetailsPermission(),
 385                         updateGroup.getAvatarFile(),
 386                         updateGroup.getExpirationTimer(),
 387                         updateGroup.getIsAnnouncementGroup());
 388     }
 389
 390     @Override
 391     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 392             GroupInviteLinkUrl inviteLinkUrl
 393     ) throws IOException, InactiveGroupLinkException {
 394         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 395     }
 396
 397     private SendMessageResults sendMessage(
 398             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 399     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 400         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 401         long timestamp = System.currentTimeMillis();
 402         messageBuilder.withTimestamp(timestamp);
 403         for (final var recipient : recipients) {
 404             if (recipient instanceof RecipientIdentifier.Single single) {
 405                 try {
 406                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 407                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 408                     results.put(recipient, List.of(toSendMessageResult(result)));
 409                 } catch (UnregisteredRecipientException e) {
 410                     results.put(recipient,
 411                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 412                 }
 413             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 414                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 415                 results.put(recipient, List.of(toSendMessageResult(result)));
 416             } else if (recipient instanceof RecipientIdentifier.Group group) {
 417                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 418                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 419             }
 420         }
 421         return new SendMessageResults(timestamp, results);
 422     }
 423
 424     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 425         return SendMessageResult.from(result,
 426                 account.getRecipientStore(),
 427                 account.getRecipientStore()::resolveRecipientAddress);
 428     }
 429
 430     private SendMessageResults sendTypingMessage(
 431             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 432     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 433         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 434         final var timestamp = System.currentTimeMillis();
 435         for (var recipient : recipients) {
 436             if (recipient instanceof RecipientIdentifier.Single single) {
 437                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.absent());
 438                 try {
 439                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 440                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 441                     results.put(recipient, List.of(toSendMessageResult(result)));
 442                 } catch (UnregisteredRecipientException e) {
 443                     results.put(recipient,
 444                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 445                 }
 446             } else if (recipient instanceof RecipientIdentifier.Group) {
 447                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 448                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 449                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 450                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 451             }
 452         }
 453         return new SendMessageResults(timestamp, results);
 454     }
 455
 456     @Override
 457     public SendMessageResults sendTypingMessage(
 458             TypingAction action, Set<RecipientIdentifier> recipients
 459     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 460         return sendTypingMessage(action.toSignalService(), recipients);
 461     }
 462
 463     @Override
 464     public SendMessageResults sendReadReceipt(
 465             RecipientIdentifier.Single sender, List<Long> messageIds
 466     ) throws IOException {
 467         final var timestamp = System.currentTimeMillis();
 468         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 469                 messageIds,
 470                 timestamp);
 471
 472         return sendReceiptMessage(sender, timestamp, receiptMessage);
 473     }
 474
 475     @Override
 476     public SendMessageResults sendViewedReceipt(
 477             RecipientIdentifier.Single sender, List<Long> messageIds
 478     ) throws IOException {
 479         final var timestamp = System.currentTimeMillis();
 480         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 481                 messageIds,
 482                 timestamp);
 483
 484         return sendReceiptMessage(sender, timestamp, receiptMessage);
 485     }
 486
 487     private SendMessageResults sendReceiptMessage(
 488             final RecipientIdentifier.Single sender,
 489             final long timestamp,
 490             final SignalServiceReceiptMessage receiptMessage
 491     ) throws IOException {
 492         try {
 493             final var result = context.getSendHelper()
 494                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 495             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 496         } catch (UnregisteredRecipientException e) {
 497             return new SendMessageResults(timestamp,
 498                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 499         }
 500     }
 501
 502     @Override
 503     public SendMessageResults sendMessage(
 504             Message message, Set<RecipientIdentifier> recipients
 505     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 506         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 507         applyMessage(messageBuilder, message);
 508         return sendMessage(messageBuilder, recipients);
 509     }
 510
 511     private void applyMessage(
 512             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 513     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 514         messageBuilder.withBody(message.messageText());
 515         final var attachments = message.attachments();
 516         if (attachments != null) {
 517             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(attachments));
 518         }
 519         if (message.mentions().size() > 0) {
 520             messageBuilder.withMentions(resolveMentions(message.mentions()));
 521         }
 522         if (message.quote().isPresent()) {
 523             final var quote = message.quote().get();
 524             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 525                     context.getRecipientHelper()
 526                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author())),
 527                     quote.message(),
 528                     List.of(),
 529                     resolveMentions(quote.mentions())));
 530         }
 531         if (message.sticker().isPresent()) {
 532             final var sticker = message.sticker().get();
 533             final var packId = StickerPackId.deserialize(sticker.packId());
 534             final var stickerId = sticker.stickerId();
 535
 536             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 537             if (stickerPack == null) {
 538                 throw new InvalidStickerException("Sticker pack not found");
 539             }
 540             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.getPackKey());
 541             if (manifest.stickers().size() <= stickerId) {
 542                 throw new InvalidStickerException("Sticker id not part of this pack");
 543             }
 544             final var manifestSticker = manifest.stickers().get(stickerId);
 545             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 546             if (streamDetails == null) {
 547                 throw new InvalidStickerException("Missing local sticker file");
 548             }
 549             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 550                     stickerPack.getPackKey(),
 551                     stickerId,
 552                     manifestSticker.emoji(),
 553                     AttachmentUtils.createAttachment(streamDetails, Optional.absent())));
 554         }
 555     }
 556
 557     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws IOException, UnregisteredRecipientException {
 558         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 559         for (final var m : mentionList) {
 560             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 561             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 562                     .resolveSignalServiceAddress(recipientId)
 563                     .getAci(), m.start(), m.length()));
 564         }
 565         return mentions;
 566     }
 567
 568     @Override
 569     public SendMessageResults sendRemoteDeleteMessage(
 570             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 571     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 572         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 573         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 574         return sendMessage(messageBuilder, recipients);
 575     }
 576
 577     @Override
 578     public SendMessageResults sendMessageReaction(
 579             String emoji,
 580             boolean remove,
 581             RecipientIdentifier.Single targetAuthor,
 582             long targetSentTimestamp,
 583             Set<RecipientIdentifier> recipients
 584     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 585         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 586         var reaction = new SignalServiceDataMessage.Reaction(emoji,
 587                 remove,
 588                 context.getRecipientHelper().resolveSignalServiceAddress(targetAuthorRecipientId),
 589                 targetSentTimestamp);
 590         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 591         return sendMessage(messageBuilder, recipients);
 592     }
 593
 594     @Override
 595     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 596         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 597
 598         try {
 599             return sendMessage(messageBuilder,
 600                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 601         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 602             throw new AssertionError(e);
 603         } finally {
 604             for (var recipient : recipients) {
 605                 final RecipientId recipientId;
 606                 try {
 607                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 608                 } catch (UnregisteredRecipientException e) {
 609                     continue;
 610                 }
 611                 account.getSessionStore().deleteAllSessions(recipientId);
 612             }
 613         }
 614     }
 615
 616     @Override
 617     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 618         account.removeRecipient(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 619     }
 620
 621     @Override
 622     public void deleteContact(final RecipientIdentifier.Single recipient) {
 623         account.getContactStore()
 624                 .deleteContact(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 625     }
 626
 627     @Override
 628     public void setContactName(
 629             RecipientIdentifier.Single recipient, String name
 630     ) throws NotMasterDeviceException, IOException, UnregisteredRecipientException {
 631         if (!account.isMasterDevice()) {
 632             throw new NotMasterDeviceException();
 633         }
 634         context.getContactHelper().setContactName(context.getRecipientHelper().resolveRecipient(recipient), name);
 635     }
 636
 637     @Override
 638     public void setContactBlocked(
 639             RecipientIdentifier.Single recipient, boolean blocked
 640     ) throws NotMasterDeviceException, IOException, UnregisteredRecipientException {
 641         if (!account.isMasterDevice()) {
 642             throw new NotMasterDeviceException();
 643         }
 644         context.getContactHelper().setContactBlocked(context.getRecipientHelper().resolveRecipient(recipient), blocked);
 645         // TODO cycle our profile key, if we're not together in a group with recipient
 646         context.getSyncHelper().sendBlockedList();
 647     }
 648
 649     @Override
 650     public void setGroupBlocked(
 651             final GroupId groupId, final boolean blocked
 652     ) throws GroupNotFoundException, NotMasterDeviceException {
 653         if (!account.isMasterDevice()) {
 654             throw new NotMasterDeviceException();
 655         }
 656         context.getGroupHelper().setGroupBlocked(groupId, blocked);
 657         // TODO cycle our profile key
 658         context.getSyncHelper().sendBlockedList();
 659     }
 660
 661     @Override
 662     public void setExpirationTimer(
 663             RecipientIdentifier.Single recipient, int messageExpirationTimer
 664     ) throws IOException, UnregisteredRecipientException {
 665         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 666         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 667         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 668         try {
 669             sendMessage(messageBuilder, Set.of(recipient));
 670         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 671             throw new AssertionError(e);
 672         }
 673     }
 674
 675     @Override
 676     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 677         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 678
 679         var messageSender = dependencies.getMessageSender();
 680
 681         var packKey = KeyUtils.createStickerUploadKey();
 682         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 683         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 684
 685         var sticker = new Sticker(packId, packKey);
 686         account.getStickerStore().updateSticker(sticker);
 687
 688         return new StickerPackUrl(packId, packKey);
 689     }
 690
 691     @Override
 692     public List<StickerPack> getStickerPacks() {
 693         final var stickerPackStore = context.getStickerPackStore();
 694         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 695             if (stickerPackStore.existsStickerPack(pack.getPackId())) {
 696                 try {
 697                     final var manifest = stickerPackStore.retrieveManifest(pack.getPackId());
 698                     return new StickerPack(pack.getPackId(),
 699                             new StickerPackUrl(pack.getPackId(), pack.getPackKey()),
 700                             pack.isInstalled(),
 701                             manifest.title(),
 702                             manifest.author(),
 703                             java.util.Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 704                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 705                 } catch (Exception e) {
 706                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 707                 }
 708             }
 709
 710             return new StickerPack(pack.getPackId(), pack.getPackKey(), pack.isInstalled());
 711         }).toList();
 712     }
 713
 714     @Override
 715     public void requestAllSyncData() throws IOException {
 716         context.getSyncHelper().requestAllSyncData();
 717         retrieveRemoteStorage();
 718     }
 719
 720     void retrieveRemoteStorage() throws IOException {
 721         if (account.getStorageKey() != null) {
 722             context.getStorageHelper().readDataFromStorage();
 723         }
 724     }
 725
 726     @Override
 727     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 728         if (isReceivingSynchronous) {
 729             throw new IllegalStateException("Already receiving message synchronously.");
 730         }
 731         synchronized (messageHandlers) {
 732             if (isWeakListener) {
 733                 weakHandlers.add(handler);
 734             } else {
 735                 messageHandlers.add(handler);
 736                 startReceiveThreadIfRequired();
 737             }
 738         }
 739     }
 740
 741     private void startReceiveThreadIfRequired() {
 742         if (receiveThread != null) {
 743             return;
 744         }
 745         receiveThread = new Thread(() -> {
 746             logger.debug("Starting receiving messages");
 747             while (!Thread.interrupted()) {
 748                 try {
 749                     context.getReceiveHelper().receiveMessages(Duration.ofMinutes(1), false, (envelope, e) -> {
 750                         synchronized (messageHandlers) {
 751                             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 752                                 try {
 753                                     h.handleMessage(envelope, e);
 754                                 } catch (Exception ex) {
 755                                     logger.warn("Message handler failed, ignoring", ex);
 756                                 }
 757                             });
 758                         }
 759                     });
 760                     break;
 761                 } catch (IOException e) {
 762                     logger.warn("Receiving messages failed, retrying", e);
 763                 }
 764             }
 765             logger.debug("Finished receiving messages");
 766             synchronized (messageHandlers) {
 767                 receiveThread = null;
 768
 769                 // Check if in the meantime another handler has been registered
 770                 if (!messageHandlers.isEmpty()) {
 771                     logger.debug("Another handler has been registered, starting receive thread again");
 772                     startReceiveThreadIfRequired();
 773                 }
 774             }
 775         });
 776
 777         receiveThread.start();
 778     }
 779
 780     @Override
 781     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 782         final Thread thread;
 783         synchronized (messageHandlers) {
 784             weakHandlers.remove(handler);
 785             messageHandlers.remove(handler);
 786             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 787                 return;
 788             }
 789             thread = receiveThread;
 790             receiveThread = null;
 791         }
 792
 793         stopReceiveThread(thread);
 794     }
 795
 796     private void stopReceiveThread(final Thread thread) {
 797         thread.interrupt();
 798         try {
 799             thread.join();
 800         } catch (InterruptedException ignored) {
 801         }
 802     }
 803
 804     @Override
 805     public boolean isReceiving() {
 806         if (isReceivingSynchronous) {
 807             return true;
 808         }
 809         synchronized (messageHandlers) {
 810             return messageHandlers.size() > 0;
 811         }
 812     }
 813
 814     @Override
 815     public void receiveMessages(Duration timeout, ReceiveMessageHandler handler) throws IOException {
 816         receiveMessages(timeout, true, handler);
 817     }
 818
 819     @Override
 820     public void receiveMessages(ReceiveMessageHandler handler) throws IOException {
 821         receiveMessages(Duration.ofMinutes(1), false, handler);
 822     }
 823
 824     private void receiveMessages(
 825             Duration timeout, boolean returnOnTimeout, ReceiveMessageHandler handler
 826     ) throws IOException {
 827         if (isReceiving()) {
 828             throw new IllegalStateException("Already receiving message.");
 829         }
 830         isReceivingSynchronous = true;
 831         receiveThread = Thread.currentThread();
 832         try {
 833             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, handler);
 834         } finally {
 835             receiveThread = null;
 836             isReceivingSynchronous = false;
 837         }
 838     }
 839
 840     @Override
 841     public void setIgnoreAttachments(final boolean ignoreAttachments) {
 842         context.getReceiveHelper().setIgnoreAttachments(ignoreAttachments);
 843     }
 844
 845     @Override
 846     public boolean hasCaughtUpWithOldMessages() {
 847         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
 848     }
 849
 850     @Override
 851     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
 852         final RecipientId recipientId;
 853         try {
 854             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 855         } catch (IOException | UnregisteredRecipientException e) {
 856             return false;
 857         }
 858         return context.getContactHelper().isContactBlocked(recipientId);
 859     }
 860
 861     @Override
 862     public void sendContacts() throws IOException {
 863         context.getSyncHelper().sendContacts();
 864     }
 865
 866     @Override
 867     public List<Pair<RecipientAddress, Contact>> getContacts() {
 868         return account.getContactStore()
 869                 .getContacts()
 870                 .stream()
 871                 .map(p -> new Pair<>(account.getRecipientStore().resolveRecipientAddress(p.first()), p.second()))
 872                 .toList();
 873     }
 874
 875     @Override
 876     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
 877         final RecipientId recipientId;
 878         try {
 879             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 880         } catch (IOException | UnregisteredRecipientException e) {
 881             return null;
 882         }
 883
 884         final var contact = account.getContactStore().getContact(recipientId);
 885         if (contact != null && !Util.isEmpty(contact.getName())) {
 886             return contact.getName();
 887         }
 888
 889         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
 890         if (profile != null) {
 891             return profile.getDisplayName();
 892         }
 893
 894         return null;
 895     }
 896
 897     @Override
 898     public Group getGroup(GroupId groupId) {
 899         return toGroup(context.getGroupHelper().getGroup(groupId));
 900     }
 901
 902     @Override
 903     public List<Identity> getIdentities() {
 904         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
 905     }
 906
 907     private Identity toIdentity(final IdentityInfo identityInfo) {
 908         if (identityInfo == null) {
 909             return null;
 910         }
 911
 912         final var address = account.getRecipientStore().resolveRecipientAddress(identityInfo.getRecipientId());
 913         final var scannableFingerprint = context.getIdentityHelper()
 914                 .computeSafetyNumberForScanning(identityInfo.getRecipientId(), identityInfo.getIdentityKey());
 915         return new Identity(address,
 916                 identityInfo.getIdentityKey(),
 917                 context.getIdentityHelper()
 918                         .computeSafetyNumber(identityInfo.getRecipientId(), identityInfo.getIdentityKey()),
 919                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
 920                 identityInfo.getTrustLevel(),
 921                 identityInfo.getDateAdded());
 922     }
 923
 924     @Override
 925     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
 926         IdentityInfo identity;
 927         try {
 928             identity = account.getIdentityKeyStore()
 929                     .getIdentity(context.getRecipientHelper().resolveRecipient(recipient));
 930         } catch (IOException | UnregisteredRecipientException e) {
 931             identity = null;
 932         }
 933         return identity == null ? List.of() : List.of(toIdentity(identity));
 934     }
 935
 936     @Override
 937     public boolean trustIdentityVerified(
 938             RecipientIdentifier.Single recipient, byte[] fingerprint
 939     ) throws UnregisteredRecipientException {
 940         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
 941     }
 942
 943     @Override
 944     public boolean trustIdentityVerifiedSafetyNumber(
 945             RecipientIdentifier.Single recipient, String safetyNumber
 946     ) throws UnregisteredRecipientException {
 947         return trustIdentity(recipient,
 948                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
 949     }
 950
 951     @Override
 952     public boolean trustIdentityVerifiedSafetyNumber(
 953             RecipientIdentifier.Single recipient, byte[] safetyNumber
 954     ) throws UnregisteredRecipientException {
 955         return trustIdentity(recipient,
 956                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
 957     }
 958
 959     @Override
 960     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 961         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
 962     }
 963
 964     private boolean trustIdentity(
 965             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
 966     ) throws UnregisteredRecipientException {
 967         RecipientId recipientId;
 968         try {
 969             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 970         } catch (IOException e) {
 971             return false;
 972         }
 973         final var updated = trustMethod.apply(recipientId);
 974         if (updated && this.isReceiving()) {
 975             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
 976         }
 977         return updated;
 978     }
 979
 980     @Override
 981     public void addClosedListener(final Runnable listener) {
 982         synchronized (closedListeners) {
 983             closedListeners.add(listener);
 984         }
 985     }
 986
 987     @Override
 988     public void close() {
 989         Thread thread;
 990         synchronized (messageHandlers) {
 991             weakHandlers.clear();
 992             messageHandlers.clear();
 993             thread = receiveThread;
 994             receiveThread = null;
 995         }
 996         if (thread != null) {
 997             stopReceiveThread(thread);
 998         }
 999         executor.shutdown();
1000
1001         dependencies.getSignalWebSocket().disconnect();
1002         disposable.dispose();
1003
1004         synchronized (closedListeners) {
1005             closedListeners.forEach(Runnable::run);
1006             closedListeners.clear();
1007         }
1008
1009         if (account != null) {
1010             account.close();
1011         }
1012         account = null;
1013     }
1014 }