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