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.AttachmentInvalidException;
  20 import org.asamk.signal.manager.api.Configuration;
  21 import org.asamk.signal.manager.api.Device;
  22 import org.asamk.signal.manager.api.Group;
  23 import org.asamk.signal.manager.api.Identity;
  24 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  25 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  26 import org.asamk.signal.manager.api.InvalidStickerException;
  27 import org.asamk.signal.manager.api.Message;
  28 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  29 import org.asamk.signal.manager.api.Pair;
  30 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  31 import org.asamk.signal.manager.api.ReceiveConfig;
  32 import org.asamk.signal.manager.api.Recipient;
  33 import org.asamk.signal.manager.api.RecipientIdentifier;
  34 import org.asamk.signal.manager.api.SendGroupMessageResults;
  35 import org.asamk.signal.manager.api.SendMessageResult;
  36 import org.asamk.signal.manager.api.SendMessageResults;
  37 import org.asamk.signal.manager.api.StickerPackId;
  38 import org.asamk.signal.manager.api.StickerPackInvalidException;
  39 import org.asamk.signal.manager.api.StickerPackUrl;
  40 import org.asamk.signal.manager.api.TypingAction;
  41 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  42 import org.asamk.signal.manager.api.UpdateGroup;
  43 import org.asamk.signal.manager.api.UpdateProfile;
  44 import org.asamk.signal.manager.api.UserStatus;
  45 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  46 import org.asamk.signal.manager.groups.GroupId;
  47 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  48 import org.asamk.signal.manager.groups.GroupNotFoundException;
  49 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  50 import org.asamk.signal.manager.groups.LastGroupAdminException;
  51 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  52 import org.asamk.signal.manager.helper.AccountFileUpdater;
  53 import org.asamk.signal.manager.helper.Context;
  54 import org.asamk.signal.manager.storage.SignalAccount;
  55 import org.asamk.signal.manager.storage.groups.GroupInfo;
  56 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  57 import org.asamk.signal.manager.storage.recipients.Profile;
  58 import org.asamk.signal.manager.storage.recipients.RecipientId;
  59 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  60 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  61 import org.asamk.signal.manager.storage.stickers.StickerPack;
  62 import org.asamk.signal.manager.util.AttachmentUtils;
  63 import org.asamk.signal.manager.util.KeyUtils;
  64 import org.asamk.signal.manager.util.MimeUtils;
  65 import org.asamk.signal.manager.util.StickerUtils;
  66 import org.slf4j.Logger;
  67 import org.slf4j.LoggerFactory;
  68 import org.whispersystems.signalservice.api.SignalSessionLock;
  69 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  70 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  71 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  72 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  73 import org.whispersystems.signalservice.api.push.ACI;
  74 import org.whispersystems.signalservice.api.push.ServiceId;
  75 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  76 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  77 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  78 import org.whispersystems.signalservice.api.util.StreamDetails;
  79 import org.whispersystems.signalservice.internal.util.Hex;
  80 import org.whispersystems.signalservice.internal.util.Util;
  81
  82 import java.io.ByteArrayInputStream;
  83 import java.io.File;
  84 import java.io.IOException;
  85 import java.net.URI;
  86 import java.nio.charset.StandardCharsets;
  87 import java.time.Duration;
  88 import java.util.ArrayList;
  89 import java.util.Collection;
  90 import java.util.HashMap;
  91 import java.util.HashSet;
  92 import java.util.List;
  93 import java.util.Map;
  94 import java.util.Objects;
  95 import java.util.Optional;
  96 import java.util.Set;
  97 import java.util.concurrent.ExecutorService;
  98 import java.util.concurrent.Executors;
  99 import java.util.concurrent.atomic.AtomicInteger;
 100 import java.util.concurrent.locks.ReentrantLock;
 101 import java.util.function.Function;
 102 import java.util.stream.Collectors;
 103 import java.util.stream.Stream;
 104
 105 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 106
 107 class ManagerImpl implements Manager {
 108
 109     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 110
 111     private SignalAccount account;
 112     private final SignalDependencies dependencies;
 113     private final Context context;
 114
 115     private final ExecutorService executor = Executors.newCachedThreadPool();
 116
 117     private Thread receiveThread;
 118     private boolean isReceivingSynchronous;
 119     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 120     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 121     private final List<Runnable> closedListeners = new ArrayList<>();
 122     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 123     private final CompositeDisposable disposable = new CompositeDisposable();
 124
 125     ManagerImpl(
 126             SignalAccount account,
 127             PathConfig pathConfig,
 128             AccountFileUpdater accountFileUpdater,
 129             ServiceEnvironmentConfig serviceEnvironmentConfig,
 130             String userAgent
 131     ) {
 132         this.account = account;
 133
 134         final var sessionLock = new SignalSessionLock() {
 135             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 136
 137             @Override
 138             public Lock acquire() {
 139                 LEGACY_LOCK.lock();
 140                 return LEGACY_LOCK::unlock;
 141             }
 142         };
 143         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 144                 userAgent,
 145                 account.getCredentialsProvider(),
 146                 account.getSignalServiceDataStore(),
 147                 executor,
 148                 sessionLock);
 149         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 150         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 151         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 152
 153         this.context = new Context(account, new AccountFileUpdater() {
 154             @Override
 155             public void updateAccountIdentifiers(final String number, final ACI aci) {
 156                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 157                 synchronized (addressChangedListeners) {
 158                     addressChangedListeners.forEach(Runnable::run);
 159                 }
 160             }
 161
 162             @Override
 163             public void removeAccount() {
 164                 accountFileUpdater.removeAccount();
 165             }
 166         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 167         this.context.getAccountHelper().setUnregisteredListener(this::close);
 168         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 169         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 170             synchronized (this) {
 171                 this.notifyAll();
 172             }
 173         });
 174         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(serviceId -> {
 175             logger.trace("Archiving old sessions for {}", serviceId);
 176             account.getAciSessionStore().archiveSessions(serviceId);
 177             account.getPniSessionStore().archiveSessions(serviceId);
 178             account.getSenderKeyStore().deleteSharedWith(serviceId);
 179             final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 180             final var profile = account.getProfileStore().getProfile(recipientId);
 181             if (profile != null) {
 182                 account.getProfileStore()
 183                         .storeProfile(recipientId,
 184                                 Profile.newBuilder(profile)
 185                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 186                                         .withLastUpdateTimestamp(0)
 187                                         .build());
 188             }
 189         }));
 190     }
 191
 192     @Override
 193     public String getSelfNumber() {
 194         return account.getNumber();
 195     }
 196
 197     void checkAccountState() throws IOException {
 198         context.getAccountHelper().checkAccountState();
 199     }
 200
 201     @Override
 202     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 203         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 204             try {
 205                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 206                 if (!canonicalizedNumber.equals(n)) {
 207                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 208                 }
 209                 return canonicalizedNumber;
 210             } catch (InvalidNumberException e) {
 211                 return "";
 212             }
 213         }));
 214
 215         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 216         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 217                 .stream()
 218                 .filter(s -> !s.isEmpty())
 219                 .collect(Collectors.toSet());
 220         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 221
 222         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 223             final var number = canonicalizedNumbers.get(n);
 224             final var user = registeredUsers.get(number);
 225             final var serviceId = user == null ? null : user.getServiceId();
 226             final var profile = serviceId == null
 227                     ? null
 228                     : context.getProfileHelper()
 229                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 230             return new UserStatus(number.isEmpty() ? null : number,
 231                     serviceId == null ? null : serviceId.uuid(),
 232                     profile != null
 233                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 234         }));
 235     }
 236
 237     @Override
 238     public void updateAccountAttributes(String deviceName) throws IOException {
 239         if (deviceName != null) {
 240             context.getAccountHelper().setDeviceName(deviceName);
 241         }
 242         context.getAccountHelper().updateAccountAttributes();
 243         context.getAccountHelper().checkWhoAmiI();
 244     }
 245
 246     @Override
 247     public Configuration getConfiguration() {
 248         final var configurationStore = account.getConfigurationStore();
 249         return Configuration.from(configurationStore);
 250     }
 251
 252     @Override
 253     public void updateConfiguration(
 254             Configuration configuration
 255     ) throws NotPrimaryDeviceException {
 256         if (!account.isPrimaryDevice()) {
 257             throw new NotPrimaryDeviceException();
 258         }
 259
 260         final var configurationStore = account.getConfigurationStore();
 261         if (configuration.readReceipts().isPresent()) {
 262             configurationStore.setReadReceipts(configuration.readReceipts().get());
 263         }
 264         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 265             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 266         }
 267         if (configuration.typingIndicators().isPresent()) {
 268             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 269         }
 270         if (configuration.linkPreviews().isPresent()) {
 271             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 272         }
 273         context.getSyncHelper().sendConfigurationMessage();
 274     }
 275
 276     @Override
 277     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 278         context.getProfileHelper()
 279                 .setProfile(updateProfile.getGivenName(),
 280                         updateProfile.getFamilyName(),
 281                         updateProfile.getAbout(),
 282                         updateProfile.getAboutEmoji(),
 283                         updateProfile.isDeleteAvatar()
 284                                 ? Optional.empty()
 285                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 286                         updateProfile.getMobileCoinAddress());
 287         context.getSyncHelper().sendSyncFetchProfileMessage();
 288     }
 289
 290     @Override
 291     public void unregister() throws IOException {
 292         context.getAccountHelper().unregister();
 293     }
 294
 295     @Override
 296     public void deleteAccount() throws IOException {
 297         context.getAccountHelper().deleteAccount();
 298     }
 299
 300     @Override
 301     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 302         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 303
 304         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 305     }
 306
 307     @Override
 308     public List<Device> getLinkedDevices() throws IOException {
 309         var devices = dependencies.getAccountManager().getDevices();
 310         account.setMultiDevice(devices.size() > 1);
 311         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 312         return devices.stream().map(d -> {
 313             String deviceName = d.getName();
 314             if (deviceName != null) {
 315                 try {
 316                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 317                 } catch (IOException e) {
 318                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 319                 }
 320             }
 321             return new Device(d.getId(),
 322                     deviceName,
 323                     d.getCreated(),
 324                     d.getLastSeen(),
 325                     d.getId() == account.getDeviceId());
 326         }).toList();
 327     }
 328
 329     @Override
 330     public void removeLinkedDevices(int deviceId) throws IOException {
 331         context.getAccountHelper().removeLinkedDevices(deviceId);
 332     }
 333
 334     @Override
 335     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 336         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 337         context.getAccountHelper().addDevice(deviceLinkInfo);
 338     }
 339
 340     @Override
 341     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 342         if (!account.isPrimaryDevice()) {
 343             throw new NotPrimaryDeviceException();
 344         }
 345         if (pin.isPresent()) {
 346             context.getAccountHelper().setRegistrationPin(pin.get());
 347         } else {
 348             context.getAccountHelper().removeRegistrationPin();
 349         }
 350     }
 351
 352     void refreshPreKeys() throws IOException {
 353         context.getPreKeyHelper().refreshPreKeys();
 354     }
 355
 356     @Override
 357     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 358         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 359     }
 360
 361     @Override
 362     public List<Group> getGroups() {
 363         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 364     }
 365
 366     private Group toGroup(final GroupInfo groupInfo) {
 367         if (groupInfo == null) {
 368             return null;
 369         }
 370
 371         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 372     }
 373
 374     @Override
 375     public SendGroupMessageResults quitGroup(
 376             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 377     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 378         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 379         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 380     }
 381
 382     @Override
 383     public void deleteGroup(GroupId groupId) throws IOException {
 384         final var group = context.getGroupHelper().getGroup(groupId);
 385         if (group.isMember(account.getSelfRecipientId())) {
 386             throw new IOException(
 387                     "The local group information cannot be removed, as the user is still a member of the group");
 388         }
 389         context.getGroupHelper().deleteGroup(groupId);
 390     }
 391
 392     @Override
 393     public Pair<GroupId, SendGroupMessageResults> createGroup(
 394             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 395     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 396         return context.getGroupHelper()
 397                 .createGroup(name,
 398                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 399                         avatarFile);
 400     }
 401
 402     @Override
 403     public SendGroupMessageResults updateGroup(
 404             final GroupId groupId, final UpdateGroup updateGroup
 405     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 406         return context.getGroupHelper()
 407                 .updateGroup(groupId,
 408                         updateGroup.getName(),
 409                         updateGroup.getDescription(),
 410                         updateGroup.getMembers() == null
 411                                 ? null
 412                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 413                         updateGroup.getRemoveMembers() == null
 414                                 ? null
 415                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 416                         updateGroup.getAdmins() == null
 417                                 ? null
 418                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 419                         updateGroup.getRemoveAdmins() == null
 420                                 ? null
 421                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 422                         updateGroup.getBanMembers() == null
 423                                 ? null
 424                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 425                         updateGroup.getUnbanMembers() == null
 426                                 ? null
 427                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 428                         updateGroup.isResetGroupLink(),
 429                         updateGroup.getGroupLinkState(),
 430                         updateGroup.getAddMemberPermission(),
 431                         updateGroup.getEditDetailsPermission(),
 432                         updateGroup.getAvatarFile(),
 433                         updateGroup.getExpirationTimer(),
 434                         updateGroup.getIsAnnouncementGroup());
 435     }
 436
 437     @Override
 438     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 439             GroupInviteLinkUrl inviteLinkUrl
 440     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 441         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 442     }
 443
 444     private SendMessageResults sendMessage(
 445             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 446     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 447         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 448         long timestamp = System.currentTimeMillis();
 449         messageBuilder.withTimestamp(timestamp);
 450         for (final var recipient : recipients) {
 451             if (recipient instanceof RecipientIdentifier.Single single) {
 452                 try {
 453                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 454                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 455                     results.put(recipient, List.of(toSendMessageResult(result)));
 456                 } catch (UnregisteredRecipientException e) {
 457                     results.put(recipient,
 458                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 459                 }
 460             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 461                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 462                 results.put(recipient, List.of(toSendMessageResult(result)));
 463             } else if (recipient instanceof RecipientIdentifier.Group group) {
 464                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 465                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 466             }
 467         }
 468         return new SendMessageResults(timestamp, results);
 469     }
 470
 471     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 472         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 473     }
 474
 475     private SendMessageResults sendTypingMessage(
 476             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 477     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 478         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 479         final var timestamp = System.currentTimeMillis();
 480         for (var recipient : recipients) {
 481             if (recipient instanceof RecipientIdentifier.Single single) {
 482                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 483                 try {
 484                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 485                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 486                     results.put(recipient, List.of(toSendMessageResult(result)));
 487                 } catch (UnregisteredRecipientException e) {
 488                     results.put(recipient,
 489                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 490                 }
 491             } else if (recipient instanceof RecipientIdentifier.Group) {
 492                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 493                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 494                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 495                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 496             }
 497         }
 498         return new SendMessageResults(timestamp, results);
 499     }
 500
 501     @Override
 502     public SendMessageResults sendTypingMessage(
 503             TypingAction action, Set<RecipientIdentifier> recipients
 504     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 505         return sendTypingMessage(action.toSignalService(), recipients);
 506     }
 507
 508     @Override
 509     public SendMessageResults sendReadReceipt(
 510             RecipientIdentifier.Single sender, List<Long> messageIds
 511     ) {
 512         final var timestamp = System.currentTimeMillis();
 513         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 514                 messageIds,
 515                 timestamp);
 516
 517         return sendReceiptMessage(sender, timestamp, receiptMessage);
 518     }
 519
 520     @Override
 521     public SendMessageResults sendViewedReceipt(
 522             RecipientIdentifier.Single sender, List<Long> messageIds
 523     ) {
 524         final var timestamp = System.currentTimeMillis();
 525         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 526                 messageIds,
 527                 timestamp);
 528
 529         return sendReceiptMessage(sender, timestamp, receiptMessage);
 530     }
 531
 532     private SendMessageResults sendReceiptMessage(
 533             final RecipientIdentifier.Single sender,
 534             final long timestamp,
 535             final SignalServiceReceiptMessage receiptMessage
 536     ) {
 537         try {
 538             final var result = context.getSendHelper()
 539                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 540             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 541         } catch (UnregisteredRecipientException e) {
 542             return new SendMessageResults(timestamp,
 543                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 544         }
 545     }
 546
 547     @Override
 548     public SendMessageResults sendMessage(
 549             Message message, Set<RecipientIdentifier> recipients
 550     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 551         final var selfProfile = context.getProfileHelper().getSelfProfile();
 552         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 553             logger.warn(
 554                     "No profile name set. When sending a message it's recommended to set a profile name with the updateProfile command. This may become mandatory in the future.");
 555         }
 556         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 557         applyMessage(messageBuilder, message);
 558         return sendMessage(messageBuilder, recipients);
 559     }
 560
 561     private void applyMessage(
 562             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 563     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 564         if (message.messageText().length() > 2000) {
 565             final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 566             final var textAttachment = AttachmentUtils.createAttachmentStream(new StreamDetails(new ByteArrayInputStream(
 567                     messageBytes), MimeUtils.LONG_TEXT, messageBytes.length), Optional.empty());
 568             messageBuilder.withBody(message.messageText().substring(0, 2000));
 569             messageBuilder.withAttachment(textAttachment);
 570         } else {
 571             messageBuilder.withBody(message.messageText());
 572         }
 573         if (message.attachments().size() > 0) {
 574             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 575         }
 576         if (message.mentions().size() > 0) {
 577             messageBuilder.withMentions(resolveMentions(message.mentions()));
 578         }
 579         if (message.quote().isPresent()) {
 580             final var quote = message.quote().get();
 581             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 582                     context.getRecipientHelper()
 583                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 584                             .getServiceId(),
 585                     quote.message(),
 586                     List.of(),
 587                     resolveMentions(quote.mentions()),
 588                     SignalServiceDataMessage.Quote.Type.NORMAL));
 589         }
 590         if (message.sticker().isPresent()) {
 591             final var sticker = message.sticker().get();
 592             final var packId = StickerPackId.deserialize(sticker.packId());
 593             final var stickerId = sticker.stickerId();
 594
 595             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 596             if (stickerPack == null) {
 597                 throw new InvalidStickerException("Sticker pack not found");
 598             }
 599             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 600             if (manifest.stickers().size() <= stickerId) {
 601                 throw new InvalidStickerException("Sticker id not part of this pack");
 602             }
 603             final var manifestSticker = manifest.stickers().get(stickerId);
 604             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 605             if (streamDetails == null) {
 606                 throw new InvalidStickerException("Missing local sticker file");
 607             }
 608             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 609                     stickerPack.packKey(),
 610                     stickerId,
 611                     manifestSticker.emoji(),
 612                     AttachmentUtils.createAttachmentStream(streamDetails, Optional.empty())));
 613         }
 614         if (message.previews().size() > 0) {
 615             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 616             for (final var p : message.previews()) {
 617                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 618                         .uploadAttachment(p.image().get()) : null;
 619                 previews.add(new SignalServicePreview(p.url(),
 620                         p.title(),
 621                         p.description(),
 622                         0,
 623                         Optional.ofNullable(image)));
 624             }
 625             messageBuilder.withPreviews(previews);
 626         }
 627     }
 628
 629     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 630         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 631         for (final var m : mentionList) {
 632             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 633             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 634                     .resolveSignalServiceAddress(recipientId)
 635                     .getServiceId(), m.start(), m.length()));
 636         }
 637         return mentions;
 638     }
 639
 640     @Override
 641     public SendMessageResults sendRemoteDeleteMessage(
 642             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 643     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 644         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 645         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 646         for (final var recipient : recipients) {
 647             if (recipient instanceof RecipientIdentifier.Single r) {
 648                 try {
 649                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 650                     account.getMessageSendLogStore()
 651                             .deleteEntryForRecipientNonGroup(targetSentTimestamp,
 652                                     account.getRecipientAddressResolver()
 653                                             .resolveRecipientAddress(recipientId)
 654                                             .getServiceId());
 655                 } catch (UnregisteredRecipientException ignored) {
 656                 }
 657             } else if (recipient instanceof RecipientIdentifier.Group r) {
 658                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 659             }
 660         }
 661         return sendMessage(messageBuilder, recipients);
 662     }
 663
 664     @Override
 665     public SendMessageResults sendMessageReaction(
 666             String emoji,
 667             boolean remove,
 668             RecipientIdentifier.Single targetAuthor,
 669             long targetSentTimestamp,
 670             Set<RecipientIdentifier> recipients,
 671             final boolean isStory
 672     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 673         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 674         final var authorServiceId = context.getRecipientHelper()
 675                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 676                 .getServiceId();
 677         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 678         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 679         if (isStory) {
 680             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 681                     targetSentTimestamp));
 682         }
 683         return sendMessage(messageBuilder, recipients);
 684     }
 685
 686     @Override
 687     public SendMessageResults sendPaymentNotificationMessage(
 688             byte[] receipt, String note, RecipientIdentifier.Single recipient
 689     ) throws IOException {
 690         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 691         final var payment = new SignalServiceDataMessage.Payment(paymentNotification);
 692         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 693         try {
 694             return sendMessage(messageBuilder, Set.of(recipient));
 695         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 696             throw new AssertionError(e);
 697         }
 698     }
 699
 700     @Override
 701     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 702         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 703
 704         try {
 705             return sendMessage(messageBuilder,
 706                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 707         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 708             throw new AssertionError(e);
 709         } finally {
 710             for (var recipient : recipients) {
 711                 final RecipientId recipientId;
 712                 try {
 713                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 714                 } catch (UnregisteredRecipientException e) {
 715                     continue;
 716                 }
 717                 final var serviceId = context.getAccount()
 718                         .getRecipientAddressResolver()
 719                         .resolveRecipientAddress(recipientId)
 720                         .getServiceId();
 721                 account.getAciSessionStore().deleteAllSessions(serviceId);
 722             }
 723         }
 724     }
 725
 726     @Override
 727     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 728         account.removeRecipient(account.getRecipientResolver().resolveRecipient(recipient.getIdentifier()));
 729     }
 730
 731     @Override
 732     public void deleteContact(final RecipientIdentifier.Single recipient) {
 733         account.getContactStore()
 734                 .deleteContact(account.getRecipientResolver().resolveRecipient(recipient.getIdentifier()));
 735     }
 736
 737     @Override
 738     public void setContactName(
 739             RecipientIdentifier.Single recipient, String givenName, final String familyName
 740     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
 741         if (!account.isPrimaryDevice()) {
 742             throw new NotPrimaryDeviceException();
 743         }
 744         context.getContactHelper()
 745                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient), givenName, familyName);
 746     }
 747
 748     @Override
 749     public void setContactsBlocked(
 750             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 751     ) throws NotPrimaryDeviceException, IOException, UnregisteredRecipientException {
 752         if (!account.isPrimaryDevice()) {
 753             throw new NotPrimaryDeviceException();
 754         }
 755         if (recipients.size() == 0) {
 756             return;
 757         }
 758         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 759         final var selfRecipientId = account.getSelfRecipientId();
 760         boolean shouldRotateProfileKey = false;
 761         for (final var recipientId : recipientIds) {
 762             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 763                 continue;
 764             }
 765             context.getContactHelper().setContactBlocked(recipientId, blocked);
 766             // if we don't have a common group with the blocked contact we need to rotate the profile key
 767             shouldRotateProfileKey = blocked && (
 768                     shouldRotateProfileKey || account.getGroupStore()
 769                             .getGroups()
 770                             .stream()
 771                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 772             );
 773         }
 774         if (shouldRotateProfileKey) {
 775             context.getProfileHelper().rotateProfileKey();
 776         }
 777         context.getSyncHelper().sendBlockedList();
 778     }
 779
 780     @Override
 781     public void setGroupsBlocked(
 782             final Collection<GroupId> groupIds, final boolean blocked
 783     ) throws GroupNotFoundException, NotPrimaryDeviceException, IOException {
 784         if (!account.isPrimaryDevice()) {
 785             throw new NotPrimaryDeviceException();
 786         }
 787         if (groupIds.size() == 0) {
 788             return;
 789         }
 790         boolean shouldRotateProfileKey = false;
 791         for (final var groupId : groupIds) {
 792             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 793                 continue;
 794             }
 795             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 796             shouldRotateProfileKey = blocked;
 797         }
 798         if (shouldRotateProfileKey) {
 799             context.getProfileHelper().rotateProfileKey();
 800         }
 801         context.getSyncHelper().sendBlockedList();
 802     }
 803
 804     @Override
 805     public void setExpirationTimer(
 806             RecipientIdentifier.Single recipient, int messageExpirationTimer
 807     ) throws IOException, UnregisteredRecipientException {
 808         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 809         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 810         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 811         try {
 812             sendMessage(messageBuilder, Set.of(recipient));
 813         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 814             throw new AssertionError(e);
 815         }
 816     }
 817
 818     @Override
 819     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 820         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 821
 822         var messageSender = dependencies.getMessageSender();
 823
 824         var packKey = KeyUtils.createStickerUploadKey();
 825         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 826         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 827
 828         var sticker = new StickerPack(packId, packKey);
 829         account.getStickerStore().addStickerPack(sticker);
 830
 831         return new StickerPackUrl(packId, packKey);
 832     }
 833
 834     @Override
 835     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
 836         final var stickerPackStore = context.getStickerPackStore();
 837         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 838             if (stickerPackStore.existsStickerPack(pack.packId())) {
 839                 try {
 840                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
 841                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
 842                             new StickerPackUrl(pack.packId(), pack.packKey()),
 843                             pack.isInstalled(),
 844                             manifest.title(),
 845                             manifest.author(),
 846                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 847                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 848                 } catch (Exception e) {
 849                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 850                 }
 851             }
 852
 853             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
 854         }).toList();
 855     }
 856
 857     @Override
 858     public void requestAllSyncData() throws IOException {
 859         context.getSyncHelper().requestAllSyncData();
 860         retrieveRemoteStorage();
 861     }
 862
 863     void retrieveRemoteStorage() throws IOException {
 864         context.getStorageHelper().readDataFromStorage();
 865     }
 866
 867     @Override
 868     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 869         if (isReceivingSynchronous) {
 870             throw new IllegalStateException("Already receiving message synchronously.");
 871         }
 872         synchronized (messageHandlers) {
 873             if (isWeakListener) {
 874                 weakHandlers.add(handler);
 875             } else {
 876                 messageHandlers.add(handler);
 877                 startReceiveThreadIfRequired();
 878             }
 879         }
 880     }
 881
 882     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 883
 884     private void startReceiveThreadIfRequired() {
 885         if (receiveThread != null) {
 886             return;
 887         }
 888         receiveThread = new Thread(() -> {
 889             logger.debug("Starting receiving messages");
 890             context.getReceiveHelper().receiveMessagesContinuously((envelope, e) -> {
 891                 synchronized (messageHandlers) {
 892                     final var handlers = Stream.concat(messageHandlers.stream(), weakHandlers.stream()).toList();
 893                     handlers.forEach(h -> {
 894                         try {
 895                             h.handleMessage(envelope, e);
 896                         } catch (Throwable ex) {
 897                             logger.warn("Message handler failed, ignoring", ex);
 898                         }
 899                     });
 900                 }
 901             });
 902             logger.debug("Finished receiving messages");
 903             synchronized (messageHandlers) {
 904                 receiveThread = null;
 905
 906                 // Check if in the meantime another handler has been registered
 907                 if (!messageHandlers.isEmpty()) {
 908                     logger.debug("Another handler has been registered, starting receive thread again");
 909                     startReceiveThreadIfRequired();
 910                 }
 911             }
 912         });
 913         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 914
 915         receiveThread.start();
 916     }
 917
 918     @Override
 919     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 920         final Thread thread;
 921         synchronized (messageHandlers) {
 922             weakHandlers.remove(handler);
 923             messageHandlers.remove(handler);
 924             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 925                 return;
 926             }
 927             thread = receiveThread;
 928             receiveThread = null;
 929         }
 930
 931         stopReceiveThread(thread);
 932     }
 933
 934     private void stopReceiveThread(final Thread thread) {
 935         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 936             logger.debug("Receive stop requested, interrupting read from server.");
 937             thread.interrupt();
 938         }
 939         try {
 940             thread.join();
 941         } catch (InterruptedException ignored) {
 942         }
 943     }
 944
 945     @Override
 946     public boolean isReceiving() {
 947         if (isReceivingSynchronous) {
 948             return true;
 949         }
 950         synchronized (messageHandlers) {
 951             return messageHandlers.size() > 0;
 952         }
 953     }
 954
 955     @Override
 956     public void receiveMessages(Duration timeout, ReceiveMessageHandler handler) throws IOException {
 957         receiveMessages(timeout, true, handler);
 958     }
 959
 960     @Override
 961     public void receiveMessages(ReceiveMessageHandler handler) throws IOException {
 962         receiveMessages(Duration.ofMinutes(1), false, handler);
 963     }
 964
 965     private void receiveMessages(
 966             Duration timeout, boolean returnOnTimeout, ReceiveMessageHandler handler
 967     ) throws IOException {
 968         if (isReceiving()) {
 969             throw new IllegalStateException("Already receiving message.");
 970         }
 971         isReceivingSynchronous = true;
 972         receiveThread = Thread.currentThread();
 973         try {
 974             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, handler);
 975         } finally {
 976             receiveThread = null;
 977             isReceivingSynchronous = false;
 978         }
 979     }
 980
 981     @Override
 982     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
 983         context.getReceiveHelper().setReceiveConfig(receiveConfig);
 984     }
 985
 986     @Override
 987     public boolean hasCaughtUpWithOldMessages() {
 988         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
 989     }
 990
 991     @Override
 992     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
 993         final RecipientId recipientId;
 994         try {
 995             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 996         } catch (UnregisteredRecipientException e) {
 997             return false;
 998         }
 999         return context.getContactHelper().isContactBlocked(recipientId);
1000     }
1001
1002     @Override
1003     public void sendContacts() throws IOException {
1004         context.getSyncHelper().sendContacts();
1005     }
1006
1007     @Override
1008     public List<Recipient> getRecipients(
1009             boolean onlyContacts,
1010             Optional<Boolean> blocked,
1011             Collection<RecipientIdentifier.Single> recipients,
1012             Optional<String> name
1013     ) {
1014         final var recipientIds = recipients.stream().map(a -> {
1015             try {
1016                 return context.getRecipientHelper().resolveRecipient(a);
1017             } catch (UnregisteredRecipientException e) {
1018                 return null;
1019             }
1020         }).filter(Objects::nonNull).collect(Collectors.toSet());
1021         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1022             return List.of();
1023         }
1024         // refresh profiles of explicitly given recipients
1025         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1026         return account.getRecipientStore()
1027                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1028                 .stream()
1029                 .map(s -> new Recipient(s.getRecipientId(),
1030                         s.getAddress().toApiRecipientAddress(),
1031                         s.getContact(),
1032                         s.getProfileKey(),
1033                         s.getExpiringProfileKeyCredential(),
1034                         s.getProfile()))
1035                 .toList();
1036     }
1037
1038     @Override
1039     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1040         final RecipientId recipientId;
1041         try {
1042             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1043         } catch (UnregisteredRecipientException e) {
1044             return null;
1045         }
1046
1047         final var contact = account.getContactStore().getContact(recipientId);
1048         if (contact != null && !Util.isEmpty(contact.getName())) {
1049             return contact.getName();
1050         }
1051
1052         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1053         if (profile != null) {
1054             return profile.getDisplayName();
1055         }
1056
1057         return null;
1058     }
1059
1060     @Override
1061     public Group getGroup(GroupId groupId) {
1062         return toGroup(context.getGroupHelper().getGroup(groupId));
1063     }
1064
1065     @Override
1066     public List<Identity> getIdentities() {
1067         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1068     }
1069
1070     private Identity toIdentity(final IdentityInfo identityInfo) {
1071         if (identityInfo == null) {
1072             return null;
1073         }
1074
1075         final var address = account.getRecipientAddressResolver()
1076                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1077         final var scannableFingerprint = context.getIdentityHelper()
1078                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1079         return new Identity(address.toApiRecipientAddress(),
1080                 identityInfo.getIdentityKey(),
1081                 context.getIdentityHelper()
1082                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1083                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1084                 identityInfo.getTrustLevel(),
1085                 identityInfo.getDateAddedTimestamp());
1086     }
1087
1088     @Override
1089     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1090         ServiceId serviceId;
1091         try {
1092             serviceId = account.getRecipientAddressResolver()
1093                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient))
1094                     .getServiceId();
1095         } catch (UnregisteredRecipientException e) {
1096             return List.of();
1097         }
1098         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1099         return identity == null ? List.of() : List.of(toIdentity(identity));
1100     }
1101
1102     @Override
1103     public boolean trustIdentityVerified(
1104             RecipientIdentifier.Single recipient, byte[] fingerprint
1105     ) throws UnregisteredRecipientException {
1106         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1107     }
1108
1109     @Override
1110     public boolean trustIdentityVerifiedSafetyNumber(
1111             RecipientIdentifier.Single recipient, String safetyNumber
1112     ) throws UnregisteredRecipientException {
1113         return trustIdentity(recipient,
1114                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1115     }
1116
1117     @Override
1118     public boolean trustIdentityVerifiedSafetyNumber(
1119             RecipientIdentifier.Single recipient, byte[] safetyNumber
1120     ) throws UnregisteredRecipientException {
1121         return trustIdentity(recipient,
1122                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1123     }
1124
1125     @Override
1126     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1127         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1128     }
1129
1130     private boolean trustIdentity(
1131             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1132     ) throws UnregisteredRecipientException {
1133         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1134         final var updated = trustMethod.apply(recipientId);
1135         if (updated && this.isReceiving()) {
1136             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1137         }
1138         return updated;
1139     }
1140
1141     @Override
1142     public void addAddressChangedListener(final Runnable listener) {
1143         synchronized (addressChangedListeners) {
1144             addressChangedListeners.add(listener);
1145         }
1146     }
1147
1148     @Override
1149     public void addClosedListener(final Runnable listener) {
1150         synchronized (closedListeners) {
1151             closedListeners.add(listener);
1152         }
1153     }
1154
1155     @Override
1156     public void close() {
1157         Thread thread;
1158         synchronized (messageHandlers) {
1159             weakHandlers.clear();
1160             messageHandlers.clear();
1161             thread = receiveThread;
1162             receiveThread = null;
1163         }
1164         if (thread != null) {
1165             stopReceiveThread(thread);
1166         }
1167         executor.shutdown();
1168
1169         dependencies.getSignalWebSocket().disconnect();
1170         disposable.dispose();
1171
1172         if (account != null) {
1173             account.close();
1174         }
1175
1176         synchronized (closedListeners) {
1177             closedListeners.forEach(Runnable::run);
1178             closedListeners.clear();
1179         }
1180
1181         account = null;
1182     }
1183 }