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.AlreadyReceivingException;
  20 import org.asamk.signal.manager.api.AttachmentInvalidException;
  21 import org.asamk.signal.manager.api.Configuration;
  22 import org.asamk.signal.manager.api.Device;
  23 import org.asamk.signal.manager.api.Group;
  24 import org.asamk.signal.manager.api.Identity;
  25 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  26 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  27 import org.asamk.signal.manager.api.InvalidStickerException;
  28 import org.asamk.signal.manager.api.Message;
  29 import org.asamk.signal.manager.api.MessageEnvelope;
  30 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  31 import org.asamk.signal.manager.api.Pair;
  32 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  33 import org.asamk.signal.manager.api.ReceiveConfig;
  34 import org.asamk.signal.manager.api.Recipient;
  35 import org.asamk.signal.manager.api.RecipientIdentifier;
  36 import org.asamk.signal.manager.api.SendGroupMessageResults;
  37 import org.asamk.signal.manager.api.SendMessageResult;
  38 import org.asamk.signal.manager.api.SendMessageResults;
  39 import org.asamk.signal.manager.api.StickerPackId;
  40 import org.asamk.signal.manager.api.StickerPackInvalidException;
  41 import org.asamk.signal.manager.api.StickerPackUrl;
  42 import org.asamk.signal.manager.api.TypingAction;
  43 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  44 import org.asamk.signal.manager.api.UpdateGroup;
  45 import org.asamk.signal.manager.api.UpdateProfile;
  46 import org.asamk.signal.manager.api.UserStatus;
  47 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  48 import org.asamk.signal.manager.groups.GroupId;
  49 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  50 import org.asamk.signal.manager.groups.GroupNotFoundException;
  51 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  52 import org.asamk.signal.manager.groups.LastGroupAdminException;
  53 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  54 import org.asamk.signal.manager.helper.AccountFileUpdater;
  55 import org.asamk.signal.manager.helper.Context;
  56 import org.asamk.signal.manager.storage.SignalAccount;
  57 import org.asamk.signal.manager.storage.groups.GroupInfo;
  58 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  59 import org.asamk.signal.manager.storage.recipients.Profile;
  60 import org.asamk.signal.manager.storage.recipients.RecipientId;
  61 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  62 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  63 import org.asamk.signal.manager.storage.stickers.StickerPack;
  64 import org.asamk.signal.manager.util.AttachmentUtils;
  65 import org.asamk.signal.manager.util.KeyUtils;
  66 import org.asamk.signal.manager.util.MimeUtils;
  67 import org.asamk.signal.manager.util.StickerUtils;
  68 import org.slf4j.Logger;
  69 import org.slf4j.LoggerFactory;
  70 import org.whispersystems.signalservice.api.SignalSessionLock;
  71 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  72 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  73 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  74 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  75 import org.whispersystems.signalservice.api.push.ACI;
  76 import org.whispersystems.signalservice.api.push.ServiceId;
  77 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  78 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  79 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  80 import org.whispersystems.signalservice.api.util.StreamDetails;
  81 import org.whispersystems.signalservice.internal.util.Hex;
  82 import org.whispersystems.signalservice.internal.util.Util;
  83
  84 import java.io.ByteArrayInputStream;
  85 import java.io.File;
  86 import java.io.IOException;
  87 import java.net.URI;
  88 import java.nio.charset.StandardCharsets;
  89 import java.time.Duration;
  90 import java.util.ArrayList;
  91 import java.util.Collection;
  92 import java.util.HashMap;
  93 import java.util.HashSet;
  94 import java.util.List;
  95 import java.util.Map;
  96 import java.util.Objects;
  97 import java.util.Optional;
  98 import java.util.Set;
  99 import java.util.concurrent.ExecutorService;
 100 import java.util.concurrent.Executors;
 101 import java.util.concurrent.atomic.AtomicInteger;
 102 import java.util.concurrent.locks.ReentrantLock;
 103 import java.util.function.Function;
 104 import java.util.stream.Collectors;
 105 import java.util.stream.Stream;
 106
 107 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 108
 109 class ManagerImpl implements Manager {
 110
 111     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 112
 113     private SignalAccount account;
 114     private final SignalDependencies dependencies;
 115     private final Context context;
 116
 117     private final ExecutorService executor = Executors.newCachedThreadPool();
 118
 119     private Thread receiveThread;
 120     private boolean isReceivingSynchronous;
 121     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 122     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 123     private final List<Runnable> closedListeners = new ArrayList<>();
 124     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 125     private final CompositeDisposable disposable = new CompositeDisposable();
 126
 127     ManagerImpl(
 128             SignalAccount account,
 129             PathConfig pathConfig,
 130             AccountFileUpdater accountFileUpdater,
 131             ServiceEnvironmentConfig serviceEnvironmentConfig,
 132             String userAgent
 133     ) {
 134         this.account = account;
 135
 136         final var sessionLock = new SignalSessionLock() {
 137             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 138
 139             @Override
 140             public Lock acquire() {
 141                 LEGACY_LOCK.lock();
 142                 return LEGACY_LOCK::unlock;
 143             }
 144         };
 145         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 146                 userAgent,
 147                 account.getCredentialsProvider(),
 148                 account.getSignalServiceDataStore(),
 149                 executor,
 150                 sessionLock);
 151         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 152         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 153         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 154
 155         this.context = new Context(account, new AccountFileUpdater() {
 156             @Override
 157             public void updateAccountIdentifiers(final String number, final ACI aci) {
 158                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 159                 synchronized (addressChangedListeners) {
 160                     addressChangedListeners.forEach(Runnable::run);
 161                 }
 162             }
 163
 164             @Override
 165             public void removeAccount() {
 166                 accountFileUpdater.removeAccount();
 167             }
 168         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 169         this.context.getAccountHelper().setUnregisteredListener(this::close);
 170         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 171         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 172             synchronized (this) {
 173                 this.notifyAll();
 174             }
 175         });
 176         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(serviceId -> {
 177             logger.trace("Archiving old sessions for {}", serviceId);
 178             account.getAciSessionStore().archiveSessions(serviceId);
 179             account.getPniSessionStore().archiveSessions(serviceId);
 180             account.getSenderKeyStore().deleteSharedWith(serviceId);
 181             final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 182             final var profile = account.getProfileStore().getProfile(recipientId);
 183             if (profile != null) {
 184                 account.getProfileStore()
 185                         .storeProfile(recipientId,
 186                                 Profile.newBuilder(profile)
 187                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 188                                         .withLastUpdateTimestamp(0)
 189                                         .build());
 190             }
 191         }));
 192     }
 193
 194     @Override
 195     public String getSelfNumber() {
 196         return account.getNumber();
 197     }
 198
 199     void checkAccountState() throws IOException {
 200         context.getAccountHelper().checkAccountState();
 201     }
 202
 203     @Override
 204     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 205         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 206             try {
 207                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 208                 if (!canonicalizedNumber.equals(n)) {
 209                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 210                 }
 211                 return canonicalizedNumber;
 212             } catch (InvalidNumberException e) {
 213                 return "";
 214             }
 215         }));
 216
 217         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 218         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 219                 .stream()
 220                 .filter(s -> !s.isEmpty())
 221                 .collect(Collectors.toSet());
 222         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 223
 224         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 225             final var number = canonicalizedNumbers.get(n);
 226             final var user = registeredUsers.get(number);
 227             final var serviceId = user == null ? null : user.getServiceId();
 228             final var profile = serviceId == null
 229                     ? null
 230                     : context.getProfileHelper()
 231                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 232             return new UserStatus(number.isEmpty() ? null : number,
 233                     serviceId == null ? null : serviceId.uuid(),
 234                     profile != null
 235                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 236         }));
 237     }
 238
 239     @Override
 240     public void updateAccountAttributes(String deviceName) throws IOException {
 241         if (deviceName != null) {
 242             context.getAccountHelper().setDeviceName(deviceName);
 243         }
 244         context.getAccountHelper().updateAccountAttributes();
 245         context.getAccountHelper().checkWhoAmiI();
 246     }
 247
 248     @Override
 249     public Configuration getConfiguration() {
 250         final var configurationStore = account.getConfigurationStore();
 251         return Configuration.from(configurationStore);
 252     }
 253
 254     @Override
 255     public void updateConfiguration(
 256             Configuration configuration
 257     ) throws NotPrimaryDeviceException {
 258         if (!account.isPrimaryDevice()) {
 259             throw new NotPrimaryDeviceException();
 260         }
 261
 262         final var configurationStore = account.getConfigurationStore();
 263         if (configuration.readReceipts().isPresent()) {
 264             configurationStore.setReadReceipts(configuration.readReceipts().get());
 265         }
 266         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 267             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 268         }
 269         if (configuration.typingIndicators().isPresent()) {
 270             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 271         }
 272         if (configuration.linkPreviews().isPresent()) {
 273             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 274         }
 275         context.getSyncHelper().sendConfigurationMessage();
 276     }
 277
 278     @Override
 279     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 280         context.getProfileHelper()
 281                 .setProfile(updateProfile.getGivenName(),
 282                         updateProfile.getFamilyName(),
 283                         updateProfile.getAbout(),
 284                         updateProfile.getAboutEmoji(),
 285                         updateProfile.isDeleteAvatar()
 286                                 ? Optional.empty()
 287                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 288                         updateProfile.getMobileCoinAddress());
 289         context.getSyncHelper().sendSyncFetchProfileMessage();
 290     }
 291
 292     @Override
 293     public void unregister() throws IOException {
 294         context.getAccountHelper().unregister();
 295     }
 296
 297     @Override
 298     public void deleteAccount() throws IOException {
 299         context.getAccountHelper().deleteAccount();
 300     }
 301
 302     @Override
 303     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 304         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 305
 306         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 307     }
 308
 309     @Override
 310     public List<Device> getLinkedDevices() throws IOException {
 311         var devices = dependencies.getAccountManager().getDevices();
 312         account.setMultiDevice(devices.size() > 1);
 313         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 314         return devices.stream().map(d -> {
 315             String deviceName = d.getName();
 316             if (deviceName != null) {
 317                 try {
 318                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 319                 } catch (IOException e) {
 320                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 321                 }
 322             }
 323             return new Device(d.getId(),
 324                     deviceName,
 325                     d.getCreated(),
 326                     d.getLastSeen(),
 327                     d.getId() == account.getDeviceId());
 328         }).toList();
 329     }
 330
 331     @Override
 332     public void removeLinkedDevices(int deviceId) throws IOException {
 333         context.getAccountHelper().removeLinkedDevices(deviceId);
 334     }
 335
 336     @Override
 337     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 338         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 339         context.getAccountHelper().addDevice(deviceLinkInfo);
 340     }
 341
 342     @Override
 343     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 344         if (!account.isPrimaryDevice()) {
 345             throw new NotPrimaryDeviceException();
 346         }
 347         if (pin.isPresent()) {
 348             context.getAccountHelper().setRegistrationPin(pin.get());
 349         } else {
 350             context.getAccountHelper().removeRegistrationPin();
 351         }
 352     }
 353
 354     void refreshPreKeys() throws IOException {
 355         context.getPreKeyHelper().refreshPreKeys();
 356     }
 357
 358     @Override
 359     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 360         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 361     }
 362
 363     @Override
 364     public List<Group> getGroups() {
 365         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 366     }
 367
 368     private Group toGroup(final GroupInfo groupInfo) {
 369         if (groupInfo == null) {
 370             return null;
 371         }
 372
 373         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 374     }
 375
 376     @Override
 377     public SendGroupMessageResults quitGroup(
 378             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 379     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 380         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 381         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 382     }
 383
 384     @Override
 385     public void deleteGroup(GroupId groupId) throws IOException {
 386         final var group = context.getGroupHelper().getGroup(groupId);
 387         if (group.isMember(account.getSelfRecipientId())) {
 388             throw new IOException(
 389                     "The local group information cannot be removed, as the user is still a member of the group");
 390         }
 391         context.getGroupHelper().deleteGroup(groupId);
 392     }
 393
 394     @Override
 395     public Pair<GroupId, SendGroupMessageResults> createGroup(
 396             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 397     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 398         return context.getGroupHelper()
 399                 .createGroup(name,
 400                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 401                         avatarFile);
 402     }
 403
 404     @Override
 405     public SendGroupMessageResults updateGroup(
 406             final GroupId groupId, final UpdateGroup updateGroup
 407     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 408         return context.getGroupHelper()
 409                 .updateGroup(groupId,
 410                         updateGroup.getName(),
 411                         updateGroup.getDescription(),
 412                         updateGroup.getMembers() == null
 413                                 ? null
 414                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 415                         updateGroup.getRemoveMembers() == null
 416                                 ? null
 417                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 418                         updateGroup.getAdmins() == null
 419                                 ? null
 420                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 421                         updateGroup.getRemoveAdmins() == null
 422                                 ? null
 423                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 424                         updateGroup.getBanMembers() == null
 425                                 ? null
 426                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 427                         updateGroup.getUnbanMembers() == null
 428                                 ? null
 429                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 430                         updateGroup.isResetGroupLink(),
 431                         updateGroup.getGroupLinkState(),
 432                         updateGroup.getAddMemberPermission(),
 433                         updateGroup.getEditDetailsPermission(),
 434                         updateGroup.getAvatarFile(),
 435                         updateGroup.getExpirationTimer(),
 436                         updateGroup.getIsAnnouncementGroup());
 437     }
 438
 439     @Override
 440     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 441             GroupInviteLinkUrl inviteLinkUrl
 442     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 443         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 444     }
 445
 446     private SendMessageResults sendMessage(
 447             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 448     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 449         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 450         long timestamp = System.currentTimeMillis();
 451         messageBuilder.withTimestamp(timestamp);
 452         for (final var recipient : recipients) {
 453             if (recipient instanceof RecipientIdentifier.Single single) {
 454                 try {
 455                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 456                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 457                     results.put(recipient, List.of(toSendMessageResult(result)));
 458                 } catch (UnregisteredRecipientException e) {
 459                     results.put(recipient,
 460                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 461                 }
 462             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 463                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 464                 results.put(recipient, List.of(toSendMessageResult(result)));
 465             } else if (recipient instanceof RecipientIdentifier.Group group) {
 466                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 467                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 468             }
 469         }
 470         return new SendMessageResults(timestamp, results);
 471     }
 472
 473     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 474         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 475     }
 476
 477     private SendMessageResults sendTypingMessage(
 478             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 479     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 480         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 481         final var timestamp = System.currentTimeMillis();
 482         for (var recipient : recipients) {
 483             if (recipient instanceof RecipientIdentifier.Single single) {
 484                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 485                 try {
 486                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 487                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 488                     results.put(recipient, List.of(toSendMessageResult(result)));
 489                 } catch (UnregisteredRecipientException e) {
 490                     results.put(recipient,
 491                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 492                 }
 493             } else if (recipient instanceof RecipientIdentifier.Group) {
 494                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 495                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 496                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 497                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 498             }
 499         }
 500         return new SendMessageResults(timestamp, results);
 501     }
 502
 503     @Override
 504     public SendMessageResults sendTypingMessage(
 505             TypingAction action, Set<RecipientIdentifier> recipients
 506     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 507         return sendTypingMessage(action.toSignalService(), recipients);
 508     }
 509
 510     @Override
 511     public SendMessageResults sendReadReceipt(
 512             RecipientIdentifier.Single sender, List<Long> messageIds
 513     ) {
 514         final var timestamp = System.currentTimeMillis();
 515         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 516                 messageIds,
 517                 timestamp);
 518
 519         return sendReceiptMessage(sender, timestamp, receiptMessage);
 520     }
 521
 522     @Override
 523     public SendMessageResults sendViewedReceipt(
 524             RecipientIdentifier.Single sender, List<Long> messageIds
 525     ) {
 526         final var timestamp = System.currentTimeMillis();
 527         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 528                 messageIds,
 529                 timestamp);
 530
 531         return sendReceiptMessage(sender, timestamp, receiptMessage);
 532     }
 533
 534     private SendMessageResults sendReceiptMessage(
 535             final RecipientIdentifier.Single sender,
 536             final long timestamp,
 537             final SignalServiceReceiptMessage receiptMessage
 538     ) {
 539         try {
 540             final var result = context.getSendHelper()
 541                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 542             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 543         } catch (UnregisteredRecipientException e) {
 544             return new SendMessageResults(timestamp,
 545                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 546         }
 547     }
 548
 549     @Override
 550     public SendMessageResults sendMessage(
 551             Message message, Set<RecipientIdentifier> recipients
 552     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 553         final var selfProfile = context.getProfileHelper().getSelfProfile();
 554         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 555             logger.warn(
 556                     "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.");
 557         }
 558         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 559         applyMessage(messageBuilder, message);
 560         return sendMessage(messageBuilder, recipients);
 561     }
 562
 563     private void applyMessage(
 564             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 565     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 566         if (message.messageText().length() > 2000) {
 567             final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 568             final var textAttachment = AttachmentUtils.createAttachmentStream(new StreamDetails(new ByteArrayInputStream(
 569                     messageBytes), MimeUtils.LONG_TEXT, messageBytes.length), Optional.empty());
 570             messageBuilder.withBody(message.messageText().substring(0, 2000));
 571             messageBuilder.withAttachment(textAttachment);
 572         } else {
 573             messageBuilder.withBody(message.messageText());
 574         }
 575         if (message.attachments().size() > 0) {
 576             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 577         }
 578         if (message.mentions().size() > 0) {
 579             messageBuilder.withMentions(resolveMentions(message.mentions()));
 580         }
 581         if (message.quote().isPresent()) {
 582             final var quote = message.quote().get();
 583             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 584                     context.getRecipientHelper()
 585                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 586                             .getServiceId(),
 587                     quote.message(),
 588                     List.of(),
 589                     resolveMentions(quote.mentions()),
 590                     SignalServiceDataMessage.Quote.Type.NORMAL));
 591         }
 592         if (message.sticker().isPresent()) {
 593             final var sticker = message.sticker().get();
 594             final var packId = StickerPackId.deserialize(sticker.packId());
 595             final var stickerId = sticker.stickerId();
 596
 597             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 598             if (stickerPack == null) {
 599                 throw new InvalidStickerException("Sticker pack not found");
 600             }
 601             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 602             if (manifest.stickers().size() <= stickerId) {
 603                 throw new InvalidStickerException("Sticker id not part of this pack");
 604             }
 605             final var manifestSticker = manifest.stickers().get(stickerId);
 606             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 607             if (streamDetails == null) {
 608                 throw new InvalidStickerException("Missing local sticker file");
 609             }
 610             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 611                     stickerPack.packKey(),
 612                     stickerId,
 613                     manifestSticker.emoji(),
 614                     AttachmentUtils.createAttachmentStream(streamDetails, Optional.empty())));
 615         }
 616         if (message.previews().size() > 0) {
 617             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 618             for (final var p : message.previews()) {
 619                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 620                         .uploadAttachment(p.image().get()) : null;
 621                 previews.add(new SignalServicePreview(p.url(),
 622                         p.title(),
 623                         p.description(),
 624                         0,
 625                         Optional.ofNullable(image)));
 626             }
 627             messageBuilder.withPreviews(previews);
 628         }
 629         if (message.storyReply().isPresent()) {
 630             final var storyReply = message.storyReply().get();
 631             final var authorServiceId = context.getRecipientHelper()
 632                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 633                     .getServiceId();
 634             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 635                     storyReply.timestamp()));
 636         }
 637     }
 638
 639     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 640         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 641         for (final var m : mentionList) {
 642             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 643             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 644                     .resolveSignalServiceAddress(recipientId)
 645                     .getServiceId(), m.start(), m.length()));
 646         }
 647         return mentions;
 648     }
 649
 650     @Override
 651     public SendMessageResults sendRemoteDeleteMessage(
 652             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 653     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 654         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 655         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 656         for (final var recipient : recipients) {
 657             if (recipient instanceof RecipientIdentifier.Single r) {
 658                 try {
 659                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 660                     account.getMessageSendLogStore()
 661                             .deleteEntryForRecipientNonGroup(targetSentTimestamp,
 662                                     account.getRecipientAddressResolver()
 663                                             .resolveRecipientAddress(recipientId)
 664                                             .getServiceId());
 665                 } catch (UnregisteredRecipientException ignored) {
 666                 }
 667             } else if (recipient instanceof RecipientIdentifier.Group r) {
 668                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 669             }
 670         }
 671         return sendMessage(messageBuilder, recipients);
 672     }
 673
 674     @Override
 675     public SendMessageResults sendMessageReaction(
 676             String emoji,
 677             boolean remove,
 678             RecipientIdentifier.Single targetAuthor,
 679             long targetSentTimestamp,
 680             Set<RecipientIdentifier> recipients,
 681             final boolean isStory
 682     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 683         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 684         final var authorServiceId = context.getRecipientHelper()
 685                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 686                 .getServiceId();
 687         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 688         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 689         if (isStory) {
 690             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 691                     targetSentTimestamp));
 692         }
 693         return sendMessage(messageBuilder, recipients);
 694     }
 695
 696     @Override
 697     public SendMessageResults sendPaymentNotificationMessage(
 698             byte[] receipt, String note, RecipientIdentifier.Single recipient
 699     ) throws IOException {
 700         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 701         final var payment = new SignalServiceDataMessage.Payment(paymentNotification);
 702         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 703         try {
 704             return sendMessage(messageBuilder, Set.of(recipient));
 705         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 706             throw new AssertionError(e);
 707         }
 708     }
 709
 710     @Override
 711     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 712         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 713
 714         try {
 715             return sendMessage(messageBuilder,
 716                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 717         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 718             throw new AssertionError(e);
 719         } finally {
 720             for (var recipient : recipients) {
 721                 final RecipientId recipientId;
 722                 try {
 723                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 724                 } catch (UnregisteredRecipientException e) {
 725                     continue;
 726                 }
 727                 final var serviceId = context.getAccount()
 728                         .getRecipientAddressResolver()
 729                         .resolveRecipientAddress(recipientId)
 730                         .getServiceId();
 731                 account.getAciSessionStore().deleteAllSessions(serviceId);
 732             }
 733         }
 734     }
 735
 736     @Override
 737     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 738         account.removeRecipient(account.getRecipientResolver().resolveRecipient(recipient.getIdentifier()));
 739     }
 740
 741     @Override
 742     public void deleteContact(final RecipientIdentifier.Single recipient) {
 743         account.getContactStore()
 744                 .deleteContact(account.getRecipientResolver().resolveRecipient(recipient.getIdentifier()));
 745     }
 746
 747     @Override
 748     public void setContactName(
 749             RecipientIdentifier.Single recipient, String givenName, final String familyName
 750     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
 751         if (!account.isPrimaryDevice()) {
 752             throw new NotPrimaryDeviceException();
 753         }
 754         context.getContactHelper()
 755                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient), givenName, familyName);
 756     }
 757
 758     @Override
 759     public void setContactsBlocked(
 760             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 761     ) throws NotPrimaryDeviceException, IOException, UnregisteredRecipientException {
 762         if (!account.isPrimaryDevice()) {
 763             throw new NotPrimaryDeviceException();
 764         }
 765         if (recipients.size() == 0) {
 766             return;
 767         }
 768         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 769         final var selfRecipientId = account.getSelfRecipientId();
 770         boolean shouldRotateProfileKey = false;
 771         for (final var recipientId : recipientIds) {
 772             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 773                 continue;
 774             }
 775             context.getContactHelper().setContactBlocked(recipientId, blocked);
 776             // if we don't have a common group with the blocked contact we need to rotate the profile key
 777             shouldRotateProfileKey = blocked && (
 778                     shouldRotateProfileKey || account.getGroupStore()
 779                             .getGroups()
 780                             .stream()
 781                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 782             );
 783         }
 784         if (shouldRotateProfileKey) {
 785             context.getProfileHelper().rotateProfileKey();
 786         }
 787         context.getSyncHelper().sendBlockedList();
 788     }
 789
 790     @Override
 791     public void setGroupsBlocked(
 792             final Collection<GroupId> groupIds, final boolean blocked
 793     ) throws GroupNotFoundException, NotPrimaryDeviceException, IOException {
 794         if (!account.isPrimaryDevice()) {
 795             throw new NotPrimaryDeviceException();
 796         }
 797         if (groupIds.size() == 0) {
 798             return;
 799         }
 800         boolean shouldRotateProfileKey = false;
 801         for (final var groupId : groupIds) {
 802             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 803                 continue;
 804             }
 805             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 806             shouldRotateProfileKey = blocked;
 807         }
 808         if (shouldRotateProfileKey) {
 809             context.getProfileHelper().rotateProfileKey();
 810         }
 811         context.getSyncHelper().sendBlockedList();
 812     }
 813
 814     @Override
 815     public void setExpirationTimer(
 816             RecipientIdentifier.Single recipient, int messageExpirationTimer
 817     ) throws IOException, UnregisteredRecipientException {
 818         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 819         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 820         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 821         try {
 822             sendMessage(messageBuilder, Set.of(recipient));
 823         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 824             throw new AssertionError(e);
 825         }
 826     }
 827
 828     @Override
 829     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 830         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 831
 832         var messageSender = dependencies.getMessageSender();
 833
 834         var packKey = KeyUtils.createStickerUploadKey();
 835         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 836         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 837
 838         var sticker = new StickerPack(packId, packKey);
 839         account.getStickerStore().addStickerPack(sticker);
 840
 841         return new StickerPackUrl(packId, packKey);
 842     }
 843
 844     @Override
 845     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
 846         final var stickerPackStore = context.getStickerPackStore();
 847         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 848             if (stickerPackStore.existsStickerPack(pack.packId())) {
 849                 try {
 850                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
 851                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
 852                             new StickerPackUrl(pack.packId(), pack.packKey()),
 853                             pack.isInstalled(),
 854                             manifest.title(),
 855                             manifest.author(),
 856                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 857                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 858                 } catch (Exception e) {
 859                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 860                 }
 861             }
 862
 863             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
 864         }).toList();
 865     }
 866
 867     @Override
 868     public void requestAllSyncData() throws IOException {
 869         context.getSyncHelper().requestAllSyncData();
 870         retrieveRemoteStorage();
 871     }
 872
 873     void retrieveRemoteStorage() throws IOException {
 874         context.getStorageHelper().readDataFromStorage();
 875     }
 876
 877     @Override
 878     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 879         synchronized (messageHandlers) {
 880             if (isWeakListener) {
 881                 weakHandlers.add(handler);
 882             } else {
 883                 messageHandlers.add(handler);
 884                 startReceiveThreadIfRequired();
 885             }
 886         }
 887     }
 888
 889     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 890
 891     private void startReceiveThreadIfRequired() {
 892         if (receiveThread != null || isReceivingSynchronous) {
 893             return;
 894         }
 895         receiveThread = new Thread(() -> {
 896             logger.debug("Starting receiving messages");
 897             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
 898             logger.debug("Finished receiving messages");
 899             synchronized (messageHandlers) {
 900                 receiveThread = null;
 901
 902                 // Check if in the meantime another handler has been registered
 903                 if (!messageHandlers.isEmpty()) {
 904                     logger.debug("Another handler has been registered, starting receive thread again");
 905                     startReceiveThreadIfRequired();
 906                 }
 907             }
 908         });
 909         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 910
 911         receiveThread.start();
 912     }
 913
 914     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
 915         synchronized (messageHandlers) {
 916             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 917                 try {
 918                     h.handleMessage(envelope, e);
 919                 } catch (Throwable ex) {
 920                     logger.warn("Message handler failed, ignoring", ex);
 921                 }
 922             });
 923         }
 924     }
 925
 926     @Override
 927     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 928         final Thread thread;
 929         synchronized (messageHandlers) {
 930             weakHandlers.remove(handler);
 931             messageHandlers.remove(handler);
 932             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 933                 return;
 934             }
 935             thread = receiveThread;
 936             receiveThread = null;
 937         }
 938
 939         stopReceiveThread(thread);
 940     }
 941
 942     private void stopReceiveThread(final Thread thread) {
 943         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 944             logger.debug("Receive stop requested, interrupting read from server.");
 945             thread.interrupt();
 946         }
 947         try {
 948             thread.join();
 949         } catch (InterruptedException ignored) {
 950         }
 951     }
 952
 953     @Override
 954     public boolean isReceiving() {
 955         if (isReceivingSynchronous) {
 956             return true;
 957         }
 958         synchronized (messageHandlers) {
 959             return messageHandlers.size() > 0;
 960         }
 961     }
 962
 963     @Override
 964     public void receiveMessages(
 965             Optional<Duration> timeout, Optional<Integer> maxMessages, ReceiveMessageHandler handler
 966     ) throws IOException, AlreadyReceivingException {
 967         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
 968     }
 969
 970     private void receiveMessages(
 971             Duration timeout, boolean returnOnTimeout, Integer maxMessages, ReceiveMessageHandler handler
 972     ) throws IOException, AlreadyReceivingException {
 973         synchronized (messageHandlers) {
 974             if (isReceiving()) {
 975                 throw new AlreadyReceivingException("Already receiving message.");
 976             }
 977             isReceivingSynchronous = true;
 978             receiveThread = Thread.currentThread();
 979         }
 980         try {
 981             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
 982                 passReceivedMessageToHandlers(envelope, e);
 983                 handler.handleMessage(envelope, e);
 984             });
 985         } finally {
 986             synchronized (messageHandlers) {
 987                 receiveThread = null;
 988                 isReceivingSynchronous = false;
 989                 if (messageHandlers.size() > 0) {
 990                     startReceiveThreadIfRequired();
 991                 }
 992             }
 993         }
 994     }
 995
 996     @Override
 997     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
 998         context.getReceiveHelper().setReceiveConfig(receiveConfig);
 999     }
1000
1001     @Override
1002     public boolean hasCaughtUpWithOldMessages() {
1003         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
1004     }
1005
1006     @Override
1007     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1008         final RecipientId recipientId;
1009         try {
1010             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1011         } catch (UnregisteredRecipientException e) {
1012             return false;
1013         }
1014         return context.getContactHelper().isContactBlocked(recipientId);
1015     }
1016
1017     @Override
1018     public void sendContacts() throws IOException {
1019         context.getSyncHelper().sendContacts();
1020     }
1021
1022     @Override
1023     public List<Recipient> getRecipients(
1024             boolean onlyContacts,
1025             Optional<Boolean> blocked,
1026             Collection<RecipientIdentifier.Single> recipients,
1027             Optional<String> name
1028     ) {
1029         final var recipientIds = recipients.stream().map(a -> {
1030             try {
1031                 return context.getRecipientHelper().resolveRecipient(a);
1032             } catch (UnregisteredRecipientException e) {
1033                 return null;
1034             }
1035         }).filter(Objects::nonNull).collect(Collectors.toSet());
1036         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1037             return List.of();
1038         }
1039         // refresh profiles of explicitly given recipients
1040         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1041         return account.getRecipientStore()
1042                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1043                 .stream()
1044                 .map(s -> new Recipient(s.getRecipientId(),
1045                         s.getAddress().toApiRecipientAddress(),
1046                         s.getContact(),
1047                         s.getProfileKey(),
1048                         s.getExpiringProfileKeyCredential(),
1049                         s.getProfile()))
1050                 .toList();
1051     }
1052
1053     @Override
1054     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1055         final RecipientId recipientId;
1056         try {
1057             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1058         } catch (UnregisteredRecipientException e) {
1059             return null;
1060         }
1061
1062         final var contact = account.getContactStore().getContact(recipientId);
1063         if (contact != null && !Util.isEmpty(contact.getName())) {
1064             return contact.getName();
1065         }
1066
1067         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1068         if (profile != null) {
1069             return profile.getDisplayName();
1070         }
1071
1072         return null;
1073     }
1074
1075     @Override
1076     public Group getGroup(GroupId groupId) {
1077         return toGroup(context.getGroupHelper().getGroup(groupId));
1078     }
1079
1080     @Override
1081     public List<Identity> getIdentities() {
1082         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1083     }
1084
1085     private Identity toIdentity(final IdentityInfo identityInfo) {
1086         if (identityInfo == null) {
1087             return null;
1088         }
1089
1090         final var address = account.getRecipientAddressResolver()
1091                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1092         final var scannableFingerprint = context.getIdentityHelper()
1093                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1094         return new Identity(address.toApiRecipientAddress(),
1095                 identityInfo.getIdentityKey(),
1096                 context.getIdentityHelper()
1097                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1098                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1099                 identityInfo.getTrustLevel(),
1100                 identityInfo.getDateAddedTimestamp());
1101     }
1102
1103     @Override
1104     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1105         ServiceId serviceId;
1106         try {
1107             serviceId = account.getRecipientAddressResolver()
1108                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient))
1109                     .getServiceId();
1110         } catch (UnregisteredRecipientException e) {
1111             return List.of();
1112         }
1113         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1114         return identity == null ? List.of() : List.of(toIdentity(identity));
1115     }
1116
1117     @Override
1118     public boolean trustIdentityVerified(
1119             RecipientIdentifier.Single recipient, byte[] fingerprint
1120     ) throws UnregisteredRecipientException {
1121         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1122     }
1123
1124     @Override
1125     public boolean trustIdentityVerifiedSafetyNumber(
1126             RecipientIdentifier.Single recipient, String safetyNumber
1127     ) throws UnregisteredRecipientException {
1128         return trustIdentity(recipient,
1129                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1130     }
1131
1132     @Override
1133     public boolean trustIdentityVerifiedSafetyNumber(
1134             RecipientIdentifier.Single recipient, byte[] safetyNumber
1135     ) throws UnregisteredRecipientException {
1136         return trustIdentity(recipient,
1137                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1138     }
1139
1140     @Override
1141     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1142         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1143     }
1144
1145     private boolean trustIdentity(
1146             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1147     ) throws UnregisteredRecipientException {
1148         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1149         final var updated = trustMethod.apply(recipientId);
1150         if (updated && this.isReceiving()) {
1151             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1152         }
1153         return updated;
1154     }
1155
1156     @Override
1157     public void addAddressChangedListener(final Runnable listener) {
1158         synchronized (addressChangedListeners) {
1159             addressChangedListeners.add(listener);
1160         }
1161     }
1162
1163     @Override
1164     public void addClosedListener(final Runnable listener) {
1165         synchronized (closedListeners) {
1166             closedListeners.add(listener);
1167         }
1168     }
1169
1170     @Override
1171     public void close() {
1172         Thread thread;
1173         synchronized (messageHandlers) {
1174             weakHandlers.clear();
1175             messageHandlers.clear();
1176             thread = receiveThread;
1177             receiveThread = null;
1178         }
1179         if (thread != null) {
1180             stopReceiveThread(thread);
1181         }
1182         executor.shutdown();
1183
1184         dependencies.getSignalWebSocket().disconnect();
1185         disposable.dispose();
1186
1187         if (account != null) {
1188             account.close();
1189         }
1190
1191         synchronized (closedListeners) {
1192             closedListeners.forEach(Runnable::run);
1193             closedListeners.clear();
1194         }
1195
1196         account = null;
1197     }
1198 }