nmode's Git Repositories - signal-cli/blob - lib/src/main/java/org/asamk/signal/manager/internal/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.internal;
  18
  19 import org.asamk.signal.manager.Manager;
  20 import org.asamk.signal.manager.api.AlreadyReceivingException;
  21 import org.asamk.signal.manager.api.AttachmentInvalidException;
  22 import org.asamk.signal.manager.api.CaptchaRejectedException;
  23 import org.asamk.signal.manager.api.CaptchaRequiredException;
  24 import org.asamk.signal.manager.api.Configuration;
  25 import org.asamk.signal.manager.api.Device;
  26 import org.asamk.signal.manager.api.DeviceLimitExceededException;
  27 import org.asamk.signal.manager.api.DeviceLinkUrl;
  28 import org.asamk.signal.manager.api.Group;
  29 import org.asamk.signal.manager.api.GroupId;
  30 import org.asamk.signal.manager.api.GroupInviteLinkUrl;
  31 import org.asamk.signal.manager.api.GroupNotFoundException;
  32 import org.asamk.signal.manager.api.GroupSendingNotAllowedException;
  33 import org.asamk.signal.manager.api.Identity;
  34 import org.asamk.signal.manager.api.IdentityVerificationCode;
  35 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  36 import org.asamk.signal.manager.api.IncorrectPinException;
  37 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  38 import org.asamk.signal.manager.api.InvalidStickerException;
  39 import org.asamk.signal.manager.api.InvalidUsernameException;
  40 import org.asamk.signal.manager.api.LastGroupAdminException;
  41 import org.asamk.signal.manager.api.Message;
  42 import org.asamk.signal.manager.api.MessageEnvelope;
  43 import org.asamk.signal.manager.api.MessageEnvelope.Sync.MessageRequestResponse;
  44 import org.asamk.signal.manager.api.NonNormalizedPhoneNumberException;
  45 import org.asamk.signal.manager.api.NotAGroupMemberException;
  46 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  47 import org.asamk.signal.manager.api.Pair;
  48 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  49 import org.asamk.signal.manager.api.PhoneNumberSharingMode;
  50 import org.asamk.signal.manager.api.PinLockedException;
  51 import org.asamk.signal.manager.api.Profile;
  52 import org.asamk.signal.manager.api.RateLimitException;
  53 import org.asamk.signal.manager.api.ReceiveConfig;
  54 import org.asamk.signal.manager.api.Recipient;
  55 import org.asamk.signal.manager.api.RecipientIdentifier;
  56 import org.asamk.signal.manager.api.SendGroupMessageResults;
  57 import org.asamk.signal.manager.api.SendMessageResult;
  58 import org.asamk.signal.manager.api.SendMessageResults;
  59 import org.asamk.signal.manager.api.StickerPackId;
  60 import org.asamk.signal.manager.api.StickerPackInvalidException;
  61 import org.asamk.signal.manager.api.StickerPackUrl;
  62 import org.asamk.signal.manager.api.TextStyle;
  63 import org.asamk.signal.manager.api.TypingAction;
  64 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  65 import org.asamk.signal.manager.api.UpdateGroup;
  66 import org.asamk.signal.manager.api.UpdateProfile;
  67 import org.asamk.signal.manager.api.UserStatus;
  68 import org.asamk.signal.manager.api.UsernameLinkUrl;
  69 import org.asamk.signal.manager.api.UsernameStatus;
  70 import org.asamk.signal.manager.api.VerificationMethodNotAvailableException;
  71 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  72 import org.asamk.signal.manager.helper.AccountFileUpdater;
  73 import org.asamk.signal.manager.helper.Context;
  74 import org.asamk.signal.manager.helper.RecipientHelper.RegisteredUser;
  75 import org.asamk.signal.manager.jobs.RefreshRecipientsJob;
  76 import org.asamk.signal.manager.jobs.SyncStorageJob;
  77 import org.asamk.signal.manager.storage.AttachmentStore;
  78 import org.asamk.signal.manager.storage.AvatarStore;
  79 import org.asamk.signal.manager.storage.SignalAccount;
  80 import org.asamk.signal.manager.storage.groups.GroupInfo;
  81 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  82 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  83 import org.asamk.signal.manager.storage.recipients.RecipientId;
  84 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  85 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  86 import org.asamk.signal.manager.storage.stickers.StickerPack;
  87 import org.asamk.signal.manager.util.AttachmentUtils;
  88 import org.asamk.signal.manager.util.KeyUtils;
  89 import org.asamk.signal.manager.util.MimeUtils;
  90 import org.asamk.signal.manager.util.StickerUtils;
  91 import org.signal.libsignal.protocol.InvalidMessageException;
  92 import org.signal.libsignal.usernames.BaseUsernameException;
  93 import org.slf4j.Logger;
  94 import org.slf4j.LoggerFactory;
  95 import org.whispersystems.signalservice.api.SignalSessionLock;
  96 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
  97 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  98 import org.whispersystems.signalservice.api.messages.SignalServicePreview;
  99 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
 100 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
 101 import org.whispersystems.signalservice.api.push.ServiceId;
 102 import org.whispersystems.signalservice.api.push.ServiceId.ACI;
 103 import org.whispersystems.signalservice.api.push.ServiceId.PNI;
 104 import org.whispersystems.signalservice.api.push.ServiceIdType;
 105 import org.whispersystems.signalservice.api.push.exceptions.CdsiResourceExhaustedException;
 106 import org.whispersystems.signalservice.api.push.exceptions.UsernameMalformedException;
 107 import org.whispersystems.signalservice.api.push.exceptions.UsernameTakenException;
 108 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
 109 import org.whispersystems.signalservice.api.util.InvalidNumberException;
 110 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
 111 import org.whispersystems.signalservice.api.util.StreamDetails;
 112 import org.whispersystems.signalservice.internal.util.Hex;
 113 import org.whispersystems.signalservice.internal.util.Util;
 114
 115 import java.io.ByteArrayInputStream;
 116 import java.io.File;
 117 import java.io.FileNotFoundException;
 118 import java.io.IOException;
 119 import java.io.InputStream;
 120 import java.nio.charset.StandardCharsets;
 121 import java.time.Duration;
 122 import java.util.ArrayList;
 123 import java.util.Collection;
 124 import java.util.HashMap;
 125 import java.util.HashSet;
 126 import java.util.List;
 127 import java.util.Map;
 128 import java.util.Objects;
 129 import java.util.Optional;
 130 import java.util.Set;
 131 import java.util.concurrent.ExecutorService;
 132 import java.util.concurrent.Executors;
 133 import java.util.concurrent.TimeUnit;
 134 import java.util.concurrent.atomic.AtomicInteger;
 135 import java.util.concurrent.locks.ReentrantLock;
 136 import java.util.function.Function;
 137 import java.util.stream.Collectors;
 138 import java.util.stream.Stream;
 139
 140 import io.reactivex.rxjava3.disposables.CompositeDisposable;
 141 import io.reactivex.rxjava3.schedulers.Schedulers;
 142
 143 public class ManagerImpl implements Manager {
 144
 145     private static final Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 146
 147     private SignalAccount account;
 148     private final SignalDependencies dependencies;
 149     private final Context context;
 150
 151     private final ExecutorService executor = Executors.newCachedThreadPool();
 152
 153     private Thread receiveThread;
 154     private boolean isReceivingSynchronous;
 155     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 156     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 157     private final List<Runnable> closedListeners = new ArrayList<>();
 158     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 159     private final CompositeDisposable disposable = new CompositeDisposable();
 160
 161     public ManagerImpl(
 162             SignalAccount account,
 163             PathConfig pathConfig,
 164             AccountFileUpdater accountFileUpdater,
 165             ServiceEnvironmentConfig serviceEnvironmentConfig,
 166             String userAgent
 167     ) {
 168         this.account = account;
 169
 170         final var sessionLock = new SignalSessionLock() {
 171             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 172
 173             @Override
 174             public Lock acquire() {
 175                 LEGACY_LOCK.lock();
 176                 return LEGACY_LOCK::unlock;
 177             }
 178         };
 179         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 180                 userAgent,
 181                 account.getCredentialsProvider(),
 182                 account.getSignalServiceDataStore(),
 183                 executor,
 184                 sessionLock);
 185         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 186         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 187         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 188
 189         this.context = new Context(account, new AccountFileUpdater() {
 190             @Override
 191             public void updateAccountIdentifiers(final String number, final ACI aci) {
 192                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 193                 synchronized (addressChangedListeners) {
 194                     addressChangedListeners.forEach(Runnable::run);
 195                 }
 196             }
 197
 198             @Override
 199             public void removeAccount() {
 200                 accountFileUpdater.removeAccount();
 201             }
 202         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 203         this.context.getAccountHelper().setUnregisteredListener(this::close);
 204         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 205         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 206             synchronized (this) {
 207                 this.notifyAll();
 208             }
 209         });
 210         disposable.add(account.getIdentityKeyStore()
 211                 .getIdentityChanges()
 212                 .observeOn(Schedulers.from(executor))
 213                 .subscribe(serviceId -> {
 214                     logger.trace("Archiving old sessions for {}", serviceId);
 215                     account.getAccountData(ServiceIdType.ACI).getSessionStore().archiveSessions(serviceId);
 216                     account.getAccountData(ServiceIdType.PNI).getSessionStore().archiveSessions(serviceId);
 217                     account.getSenderKeyStore().deleteSharedWith(serviceId);
 218                     final var recipientId = account.getRecipientResolver().resolveRecipient(serviceId);
 219                     final var profile = account.getProfileStore().getProfile(recipientId);
 220                     if (profile != null) {
 221                         account.getProfileStore()
 222                                 .storeProfile(recipientId,
 223                                         Profile.newBuilder(profile)
 224                                                 .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 225                                                 .withLastUpdateTimestamp(0)
 226                                                 .build());
 227                     }
 228                 }));
 229     }
 230
 231     @Override
 232     public String getSelfNumber() {
 233         return account.getNumber();
 234     }
 235
 236     public void checkAccountState() throws IOException {
 237         context.getAccountHelper().checkAccountState();
 238         final var lastRecipientsRefresh = account.getLastRecipientsRefresh();
 239         if (lastRecipientsRefresh == null
 240                 || lastRecipientsRefresh < System.currentTimeMillis() - TimeUnit.DAYS.toMillis(1)) {
 241             context.getJobExecutor().enqueueJob(new RefreshRecipientsJob());
 242             context.getAccountHelper().checkWhoAmiI();
 243         }
 244     }
 245
 246     @Override
 247     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException, RateLimitException {
 248         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 249             try {
 250                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 251                 if (!canonicalizedNumber.equals(n)) {
 252                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 253                 }
 254                 return canonicalizedNumber;
 255             } catch (InvalidNumberException e) {
 256                 return "";
 257             }
 258         }));
 259
 260         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 261         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 262                 .stream()
 263                 .filter(s -> !s.isEmpty())
 264                 .collect(Collectors.toSet());
 265
 266         final Map<String, RegisteredUser> registeredUsers;
 267         try {
 268             registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 269         } catch (CdsiResourceExhaustedException e) {
 270             logger.debug("CDSI resource exhausted: {}", e.getMessage());
 271             throw new RateLimitException(System.currentTimeMillis() + e.getRetryAfterSeconds() * 1000L);
 272         }
 273
 274         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 275             final var number = canonicalizedNumbers.get(n);
 276             final var user = registeredUsers.get(number);
 277             final var serviceId = user == null ? null : user.getServiceId();
 278             final var profile = serviceId == null
 279                     ? null
 280                     : context.getProfileHelper()
 281                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 282             return new UserStatus(number.isEmpty() ? null : number,
 283                     serviceId == null ? null : serviceId.getRawUuid(),
 284                     profile != null
 285                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 286         }));
 287     }
 288
 289     @Override
 290     public Map<String, UsernameStatus> getUsernameStatus(Set<String> usernames) {
 291         final var registeredUsers = new HashMap<String, RecipientAddress>();
 292         for (final var username : usernames) {
 293             try {
 294                 final var recipientId = context.getRecipientHelper().resolveRecipientByUsernameOrLink(username, true);
 295                 final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 296                 registeredUsers.put(username, address);
 297             } catch (UnregisteredRecipientException e) {
 298                 // ignore
 299             }
 300         }
 301
 302         return usernames.stream().collect(Collectors.toMap(n -> n, username -> {
 303             final var user = registeredUsers.get(username);
 304             final var serviceId = user == null ? null : user.serviceId().orElse(null);
 305             final var profile = serviceId == null
 306                     ? null
 307                     : context.getProfileHelper()
 308                             .getRecipientProfile(account.getRecipientResolver().resolveRecipient(serviceId));
 309             return new UsernameStatus(username,
 310                     serviceId == null ? null : serviceId.getRawUuid(),
 311                     profile != null
 312                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 313         }));
 314     }
 315
 316     @Override
 317     public void updateAccountAttributes(
 318             String deviceName,
 319             Boolean unrestrictedUnidentifiedSender,
 320             final Boolean discoverableByNumber,
 321             final Boolean numberSharing
 322     ) throws IOException {
 323         if (deviceName != null) {
 324             context.getAccountHelper().setDeviceName(deviceName);
 325         }
 326         if (unrestrictedUnidentifiedSender != null) {
 327             account.setUnrestrictedUnidentifiedAccess(unrestrictedUnidentifiedSender);
 328         }
 329         if (discoverableByNumber != null) {
 330             account.getConfigurationStore().setPhoneNumberUnlisted(!discoverableByNumber);
 331         }
 332         if (numberSharing != null) {
 333             account.getConfigurationStore()
 334                     .setPhoneNumberSharingMode(numberSharing
 335                             ? PhoneNumberSharingMode.EVERYBODY
 336                             : PhoneNumberSharingMode.NOBODY);
 337         }
 338         context.getAccountHelper().updateAccountAttributes();
 339         context.getAccountHelper().checkWhoAmiI();
 340     }
 341
 342     @Override
 343     public Configuration getConfiguration() {
 344         final var configurationStore = account.getConfigurationStore();
 345         return Configuration.from(configurationStore);
 346     }
 347
 348     @Override
 349     public void updateConfiguration(Configuration configuration) {
 350         final var configurationStore = account.getConfigurationStore();
 351         if (configuration.readReceipts().isPresent()) {
 352             configurationStore.setReadReceipts(configuration.readReceipts().get());
 353         }
 354         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 355             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 356         }
 357         if (configuration.typingIndicators().isPresent()) {
 358             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 359         }
 360         if (configuration.linkPreviews().isPresent()) {
 361             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 362         }
 363         context.getSyncHelper().sendConfigurationMessage();
 364         syncRemoteStorage();
 365     }
 366
 367     @Override
 368     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 369         context.getProfileHelper()
 370                 .setProfile(updateProfile.getGivenName(),
 371                         updateProfile.getFamilyName(),
 372                         updateProfile.getAbout(),
 373                         updateProfile.getAboutEmoji(),
 374                         updateProfile.isDeleteAvatar()
 375                                 ? Optional.empty()
 376                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()),
 377                         updateProfile.getMobileCoinAddress());
 378         context.getSyncHelper().sendSyncFetchProfileMessage();
 379     }
 380
 381     void refreshCurrentUsername() throws IOException, BaseUsernameException {
 382         context.getAccountHelper().refreshCurrentUsername();
 383     }
 384
 385     @Override
 386     public String getUsername() {
 387         return account.getUsername();
 388     }
 389
 390     @Override
 391     public UsernameLinkUrl getUsernameLink() {
 392         return new UsernameLinkUrl(account.getUsernameLink());
 393     }
 394
 395     @Override
 396     public void setUsername(final String username) throws IOException, InvalidUsernameException {
 397         try {
 398             if (username.contains(".")) {
 399                 context.getAccountHelper().reserveExactUsername(username);
 400             } else {
 401                 context.getAccountHelper().reserveUsernameFromNickname(username);
 402             }
 403         } catch (UsernameMalformedException e) {
 404             throw new InvalidUsernameException("Username is malformed", e);
 405         } catch (UsernameTakenException e) {
 406             throw new InvalidUsernameException("Username is already registered", e);
 407         } catch (BaseUsernameException e) {
 408             throw new InvalidUsernameException(e.getMessage() + " (" + e.getClass().getSimpleName() + ")", e);
 409         }
 410     }
 411
 412     @Override
 413     public void deleteUsername() throws IOException {
 414         context.getAccountHelper().deleteUsername();
 415     }
 416
 417     @Override
 418     public void startChangeNumber(
 419             String newNumber, boolean voiceVerification, String captcha
 420     ) throws RateLimitException, IOException, CaptchaRequiredException, NonNormalizedPhoneNumberException, NotPrimaryDeviceException, VerificationMethodNotAvailableException {
 421         if (!account.isPrimaryDevice()) {
 422             throw new NotPrimaryDeviceException();
 423         }
 424         context.getAccountHelper().startChangeNumber(newNumber, voiceVerification, captcha);
 425     }
 426
 427     @Override
 428     public void finishChangeNumber(
 429             String newNumber, String verificationCode, String pin
 430     ) throws IncorrectPinException, PinLockedException, IOException, NotPrimaryDeviceException {
 431         if (!account.isPrimaryDevice()) {
 432             throw new NotPrimaryDeviceException();
 433         }
 434         context.getAccountHelper().finishChangeNumber(newNumber, verificationCode, pin);
 435     }
 436
 437     @Override
 438     public void unregister() throws IOException {
 439         context.getAccountHelper().unregister();
 440     }
 441
 442     @Override
 443     public void deleteAccount() throws IOException {
 444         context.getAccountHelper().deleteAccount();
 445     }
 446
 447     @Override
 448     public void submitRateLimitRecaptchaChallenge(
 449             String challenge, String captcha
 450     ) throws IOException, CaptchaRejectedException {
 451         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 452
 453         try {
 454             dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 455         } catch (org.whispersystems.signalservice.internal.push.exceptions.CaptchaRejectedException ignored) {
 456             throw new CaptchaRejectedException();
 457         }
 458     }
 459
 460     @Override
 461     public List<Device> getLinkedDevices() throws IOException {
 462         var devices = dependencies.getAccountManager().getDevices();
 463         account.setMultiDevice(devices.size() > 1);
 464         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 465         return devices.stream().map(d -> {
 466             String deviceName = d.getName();
 467             if (deviceName != null) {
 468                 try {
 469                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 470                 } catch (IOException e) {
 471                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 472                 }
 473             }
 474             return new Device(d.getId(),
 475                     deviceName,
 476                     d.getCreated(),
 477                     d.getLastSeen(),
 478                     d.getId() == account.getDeviceId());
 479         }).toList();
 480     }
 481
 482     @Override
 483     public void removeLinkedDevices(int deviceId) throws IOException, NotPrimaryDeviceException {
 484         if (!account.isPrimaryDevice()) {
 485             throw new NotPrimaryDeviceException();
 486         }
 487         context.getAccountHelper().removeLinkedDevices(deviceId);
 488     }
 489
 490     @Override
 491     public void addDeviceLink(DeviceLinkUrl linkUrl) throws IOException, InvalidDeviceLinkException, NotPrimaryDeviceException, DeviceLimitExceededException {
 492         if (!account.isPrimaryDevice()) {
 493             throw new NotPrimaryDeviceException();
 494         }
 495         context.getAccountHelper().addDevice(linkUrl);
 496     }
 497
 498     @Override
 499     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotPrimaryDeviceException {
 500         if (!account.isPrimaryDevice()) {
 501             throw new NotPrimaryDeviceException();
 502         }
 503         if (pin.isPresent()) {
 504             context.getAccountHelper().setRegistrationPin(pin.get());
 505         } else {
 506             context.getAccountHelper().removeRegistrationPin();
 507         }
 508     }
 509
 510     void refreshPreKeys() throws IOException {
 511         context.getPreKeyHelper().refreshPreKeysIfNecessary();
 512     }
 513
 514     @Override
 515     public List<Group> getGroups() {
 516         return context.getGroupHelper().getGroups().stream().map(this::toGroup).toList();
 517     }
 518
 519     private Group toGroup(final GroupInfo groupInfo) {
 520         if (groupInfo == null) {
 521             return null;
 522         }
 523
 524         return Group.from(groupInfo, account.getRecipientAddressResolver(), account.getSelfRecipientId());
 525     }
 526
 527     @Override
 528     public SendGroupMessageResults quitGroup(
 529             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 530     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 531         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 532         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 533     }
 534
 535     @Override
 536     public void deleteGroup(GroupId groupId) throws IOException {
 537         final var group = context.getGroupHelper().getGroup(groupId);
 538         if (group.isMember(account.getSelfRecipientId())) {
 539             throw new IOException(
 540                     "The local group information cannot be removed, as the user is still a member of the group");
 541         }
 542         context.getGroupHelper().deleteGroup(groupId);
 543     }
 544
 545     @Override
 546     public Pair<GroupId, SendGroupMessageResults> createGroup(
 547             String name, Set<RecipientIdentifier.Single> members, String avatarFile
 548     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 549         return context.getGroupHelper()
 550                 .createGroup(name,
 551                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 552                         avatarFile);
 553     }
 554
 555     @Override
 556     public SendGroupMessageResults updateGroup(
 557             final GroupId groupId, final UpdateGroup updateGroup
 558     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 559         return context.getGroupHelper()
 560                 .updateGroup(groupId,
 561                         updateGroup.getName(),
 562                         updateGroup.getDescription(),
 563                         updateGroup.getMembers() == null
 564                                 ? null
 565                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 566                         updateGroup.getRemoveMembers() == null
 567                                 ? null
 568                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 569                         updateGroup.getAdmins() == null
 570                                 ? null
 571                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 572                         updateGroup.getRemoveAdmins() == null
 573                                 ? null
 574                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 575                         updateGroup.getBanMembers() == null
 576                                 ? null
 577                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 578                         updateGroup.getUnbanMembers() == null
 579                                 ? null
 580                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 581                         updateGroup.isResetGroupLink(),
 582                         updateGroup.getGroupLinkState(),
 583                         updateGroup.getAddMemberPermission(),
 584                         updateGroup.getEditDetailsPermission(),
 585                         updateGroup.getAvatarFile(),
 586                         updateGroup.getExpirationTimer(),
 587                         updateGroup.getIsAnnouncementGroup());
 588     }
 589
 590     @Override
 591     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 592             GroupInviteLinkUrl inviteLinkUrl
 593     ) throws IOException, InactiveGroupLinkException, PendingAdminApprovalException {
 594         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 595     }
 596
 597     private SendMessageResults sendMessage(
 598             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients, boolean notifySelf
 599     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 600         return sendMessage(messageBuilder, recipients, notifySelf, Optional.empty());
 601     }
 602
 603     private SendMessageResults sendMessage(
 604             SignalServiceDataMessage.Builder messageBuilder,
 605             Set<RecipientIdentifier> recipients,
 606             boolean notifySelf,
 607             Optional<Long> editTargetTimestamp
 608     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 609         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 610         long timestamp = System.currentTimeMillis();
 611         messageBuilder.withTimestamp(timestamp);
 612         for (final var recipient : recipients) {
 613             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 614                     recipient instanceof RecipientIdentifier.Single single
 615                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 616             )) {
 617                 final var result = notifySelf
 618                         ? context.getSendHelper()
 619                         .sendMessage(messageBuilder, account.getSelfRecipientId(), editTargetTimestamp)
 620                         : context.getSendHelper().sendSelfMessage(messageBuilder, editTargetTimestamp);
 621                 results.put(recipient, List.of(toSendMessageResult(result)));
 622             } else if (recipient instanceof RecipientIdentifier.Single single) {
 623                 try {
 624                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 625                     final var result = context.getSendHelper()
 626                             .sendMessage(messageBuilder, recipientId, editTargetTimestamp);
 627                     results.put(recipient, List.of(toSendMessageResult(result)));
 628                 } catch (UnregisteredRecipientException e) {
 629                     results.put(recipient,
 630                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 631                 }
 632             } else if (recipient instanceof RecipientIdentifier.Group group) {
 633                 final var result = context.getSendHelper()
 634                         .sendAsGroupMessage(messageBuilder, group.groupId(), notifySelf, editTargetTimestamp);
 635                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 636             }
 637         }
 638         return new SendMessageResults(timestamp, results);
 639     }
 640
 641     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 642         return SendMessageResult.from(result, account.getRecipientResolver(), account.getRecipientAddressResolver());
 643     }
 644
 645     private SendMessageResults sendTypingMessage(
 646             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 647     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 648         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 649         final var timestamp = System.currentTimeMillis();
 650         for (var recipient : recipients) {
 651             if (recipient instanceof RecipientIdentifier.Single single) {
 652                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 653                 try {
 654                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 655                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 656                     results.put(recipient, List.of(toSendMessageResult(result)));
 657                 } catch (UnregisteredRecipientException e) {
 658                     results.put(recipient,
 659                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 660                 }
 661             } else if (recipient instanceof RecipientIdentifier.Group) {
 662                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 663                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 664                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 665                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 666             }
 667         }
 668         return new SendMessageResults(timestamp, results);
 669     }
 670
 671     @Override
 672     public SendMessageResults sendTypingMessage(
 673             TypingAction action, Set<RecipientIdentifier> recipients
 674     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 675         return sendTypingMessage(action.toSignalService(), recipients);
 676     }
 677
 678     @Override
 679     public SendMessageResults sendReadReceipt(
 680             RecipientIdentifier.Single sender, List<Long> messageIds
 681     ) {
 682         final var timestamp = System.currentTimeMillis();
 683         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 684                 messageIds,
 685                 timestamp);
 686
 687         return sendReceiptMessage(sender, timestamp, receiptMessage);
 688     }
 689
 690     @Override
 691     public SendMessageResults sendViewedReceipt(
 692             RecipientIdentifier.Single sender, List<Long> messageIds
 693     ) {
 694         final var timestamp = System.currentTimeMillis();
 695         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 696                 messageIds,
 697                 timestamp);
 698
 699         return sendReceiptMessage(sender, timestamp, receiptMessage);
 700     }
 701
 702     private SendMessageResults sendReceiptMessage(
 703             final RecipientIdentifier.Single sender,
 704             final long timestamp,
 705             final SignalServiceReceiptMessage receiptMessage
 706     ) {
 707         try {
 708             final var recipientId = context.getRecipientHelper().resolveRecipient(sender);
 709             final var result = context.getSendHelper().sendReceiptMessage(receiptMessage, recipientId);
 710
 711             final var serviceId = account.getRecipientAddressResolver()
 712                     .resolveRecipientAddress(recipientId)
 713                     .serviceId();
 714             if (serviceId.isPresent()) {
 715                 context.getSyncHelper().sendSyncReceiptMessage(serviceId.get(), receiptMessage);
 716             }
 717             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 718         } catch (UnregisteredRecipientException e) {
 719             return new SendMessageResults(timestamp,
 720                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 721         }
 722     }
 723
 724     @Override
 725     public SendMessageResults sendMessage(
 726             Message message, Set<RecipientIdentifier> recipients, boolean notifySelf
 727     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 728         final var selfProfile = context.getProfileHelper().getSelfProfile();
 729         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 730             logger.warn(
 731                     "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.");
 732         }
 733         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 734         applyMessage(messageBuilder, message);
 735         return sendMessage(messageBuilder, recipients, notifySelf);
 736     }
 737
 738     @Override
 739     public SendMessageResults sendEditMessage(
 740             Message message, Set<RecipientIdentifier> recipients, long editTargetTimestamp
 741     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 742         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 743         applyMessage(messageBuilder, message);
 744         return sendMessage(messageBuilder, recipients, false, Optional.of(editTargetTimestamp));
 745     }
 746
 747     private void applyMessage(
 748             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 749     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 750         final var additionalAttachments = new ArrayList<SignalServiceAttachment>();
 751         if (message.messageText().length() > 2000) {
 752             final var messageBytes = message.messageText().getBytes(StandardCharsets.UTF_8);
 753             final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 754             final var streamDetails = new StreamDetails(new ByteArrayInputStream(messageBytes),
 755                     MimeUtils.LONG_TEXT,
 756                     messageBytes.length);
 757             final var textAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 758                     Optional.empty(),
 759                     uploadSpec);
 760             messageBuilder.withBody(message.messageText().substring(0, 2000));
 761             additionalAttachments.add(context.getAttachmentHelper().uploadAttachment(textAttachment));
 762         } else {
 763             messageBuilder.withBody(message.messageText());
 764         }
 765         if (!message.attachments().isEmpty()) {
 766             if (!additionalAttachments.isEmpty()) {
 767                 additionalAttachments.addAll(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 768                 messageBuilder.withAttachments(additionalAttachments);
 769             } else {
 770                 messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(message.attachments()));
 771             }
 772         }
 773         if (!message.mentions().isEmpty()) {
 774             messageBuilder.withMentions(resolveMentions(message.mentions()));
 775         }
 776         if (!message.textStyles().isEmpty()) {
 777             messageBuilder.withBodyRanges(message.textStyles().stream().map(TextStyle::toBodyRange).toList());
 778         }
 779         if (message.quote().isPresent()) {
 780             final var quote = message.quote().get();
 781             final var quotedAttachments = new ArrayList<SignalServiceDataMessage.Quote.QuotedAttachment>();
 782             for (final var a : quote.attachments()) {
 783                 final var quotedAttachment = new SignalServiceDataMessage.Quote.QuotedAttachment(a.contentType(),
 784                         a.filename(),
 785                         a.preview() == null ? null : context.getAttachmentHelper().uploadAttachment(a.preview()));
 786                 quotedAttachments.add(quotedAttachment);
 787             }
 788             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 789                     context.getRecipientHelper()
 790                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author()))
 791                             .getServiceId(),
 792                     quote.message(),
 793                     quotedAttachments,
 794                     resolveMentions(quote.mentions()),
 795                     SignalServiceDataMessage.Quote.Type.NORMAL,
 796                     quote.textStyles().stream().map(TextStyle::toBodyRange).toList()));
 797         }
 798         if (message.sticker().isPresent()) {
 799             final var sticker = message.sticker().get();
 800             final var packId = StickerPackId.deserialize(sticker.packId());
 801             final var stickerId = sticker.stickerId();
 802
 803             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 804             if (stickerPack == null) {
 805                 throw new InvalidStickerException("Sticker pack not found");
 806             }
 807             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.packKey());
 808             if (manifest.stickers().size() <= stickerId) {
 809                 throw new InvalidStickerException("Sticker id not part of this pack");
 810             }
 811             final var manifestSticker = manifest.stickers().get(stickerId);
 812             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 813             if (streamDetails == null) {
 814                 throw new InvalidStickerException("Missing local sticker file");
 815             }
 816             final var uploadSpec = dependencies.getMessageSender().getResumableUploadSpec();
 817             final var stickerAttachment = AttachmentUtils.createAttachmentStream(streamDetails,
 818                     Optional.empty(),
 819                     uploadSpec);
 820             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 821                     stickerPack.packKey(),
 822                     stickerId,
 823                     manifestSticker.emoji(),
 824                     stickerAttachment));
 825         }
 826         if (!message.previews().isEmpty()) {
 827             final var previews = new ArrayList<SignalServicePreview>(message.previews().size());
 828             for (final var p : message.previews()) {
 829                 final var image = p.image().isPresent() ? context.getAttachmentHelper()
 830                         .uploadAttachment(p.image().get()) : null;
 831                 previews.add(new SignalServicePreview(p.url(),
 832                         p.title(),
 833                         p.description(),
 834                         0,
 835                         Optional.ofNullable(image)));
 836             }
 837             messageBuilder.withPreviews(previews);
 838         }
 839         if (message.storyReply().isPresent()) {
 840             final var storyReply = message.storyReply().get();
 841             final var authorServiceId = context.getRecipientHelper()
 842                     .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(storyReply.author()))
 843                     .getServiceId();
 844             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 845                     storyReply.timestamp()));
 846         }
 847     }
 848
 849     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 850         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 851         for (final var m : mentionList) {
 852             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 853             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 854                     .resolveSignalServiceAddress(recipientId)
 855                     .getServiceId(), m.start(), m.length()));
 856         }
 857         return mentions;
 858     }
 859
 860     @Override
 861     public SendMessageResults sendRemoteDeleteMessage(
 862             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 863     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 864         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 865         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 866         for (final var recipient : recipients) {
 867             if (recipient instanceof RecipientIdentifier.Uuid u) {
 868                 account.getMessageSendLogStore()
 869                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, ACI.from(u.uuid()));
 870             } else if (recipient instanceof RecipientIdentifier.Pni pni) {
 871                 account.getMessageSendLogStore()
 872                         .deleteEntryForRecipientNonGroup(targetSentTimestamp, PNI.parseOrThrow(pni.pni()));
 873             } else if (recipient instanceof RecipientIdentifier.Single r) {
 874                 try {
 875                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 876                     final var address = account.getRecipientAddressResolver().resolveRecipientAddress(recipientId);
 877                     if (address.serviceId().isPresent()) {
 878                         account.getMessageSendLogStore()
 879                                 .deleteEntryForRecipientNonGroup(targetSentTimestamp, address.serviceId().get());
 880                     }
 881                 } catch (UnregisteredRecipientException ignored) {
 882                 }
 883             } else if (recipient instanceof RecipientIdentifier.Group r) {
 884                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 885             }
 886         }
 887         return sendMessage(messageBuilder, recipients, false);
 888     }
 889
 890     @Override
 891     public SendMessageResults sendMessageReaction(
 892             String emoji,
 893             boolean remove,
 894             RecipientIdentifier.Single targetAuthor,
 895             long targetSentTimestamp,
 896             Set<RecipientIdentifier> recipients,
 897             final boolean isStory
 898     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 899         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 900         final var authorServiceId = context.getRecipientHelper()
 901                 .resolveSignalServiceAddress(targetAuthorRecipientId)
 902                 .getServiceId();
 903         var reaction = new SignalServiceDataMessage.Reaction(emoji, remove, authorServiceId, targetSentTimestamp);
 904         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 905         if (isStory) {
 906             messageBuilder.withStoryContext(new SignalServiceDataMessage.StoryContext(authorServiceId,
 907                     targetSentTimestamp));
 908         }
 909         return sendMessage(messageBuilder, recipients, false);
 910     }
 911
 912     @Override
 913     public SendMessageResults sendPaymentNotificationMessage(
 914             byte[] receipt, String note, RecipientIdentifier.Single recipient
 915     ) throws IOException {
 916         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 917         final var payment = new SignalServiceDataMessage.Payment(paymentNotification, null);
 918         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 919         try {
 920             return sendMessage(messageBuilder, Set.of(recipient), false);
 921         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 922             throw new AssertionError(e);
 923         }
 924     }
 925
 926     @Override
 927     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 928         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 929
 930         try {
 931             return sendMessage(messageBuilder,
 932                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()),
 933                     false);
 934         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 935             throw new AssertionError(e);
 936         } finally {
 937             for (var recipient : recipients) {
 938                 final RecipientId recipientId;
 939                 try {
 940                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 941                 } catch (UnregisteredRecipientException e) {
 942                     continue;
 943                 }
 944                 final var serviceId = context.getAccount()
 945                         .getRecipientAddressResolver()
 946                         .resolveRecipientAddress(recipientId)
 947                         .serviceId();
 948                 if (serviceId.isPresent()) {
 949                     account.getAccountData(ServiceIdType.ACI).getSessionStore().deleteAllSessions(serviceId.get());
 950                 }
 951             }
 952         }
 953     }
 954
 955     @Override
 956     public SendMessageResults sendMessageRequestResponse(
 957             final MessageRequestResponse.Type type, final Set<RecipientIdentifier> recipients
 958     ) {
 959         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 960         for (final var recipient : recipients) {
 961             if (recipient instanceof RecipientIdentifier.NoteToSelf || (
 962                     recipient instanceof RecipientIdentifier.Single single
 963                             && new RecipientAddress(single.toPartialRecipientAddress()).matches(account.getSelfRecipientAddress())
 964             )) {
 965                 final var result = context.getSyncHelper()
 966                         .sendMessageRequestResponse(type, account.getSelfRecipientId());
 967                 if (result != null) {
 968                     results.put(recipient, List.of(toSendMessageResult(result)));
 969                 }
 970                 results.put(recipient, List.of(toSendMessageResult(result)));
 971             } else if (recipient instanceof RecipientIdentifier.Single single) {
 972                 try {
 973                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 974                     final var result = context.getSyncHelper().sendMessageRequestResponse(type, recipientId);
 975                     if (result != null) {
 976                         results.put(recipient, List.of(toSendMessageResult(result)));
 977                     }
 978                 } catch (UnregisteredRecipientException e) {
 979                     results.put(recipient,
 980                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 981                 }
 982             } else if (recipient instanceof RecipientIdentifier.Group group) {
 983                 final var result = context.getSyncHelper().sendMessageRequestResponse(type, group.groupId());
 984                 results.put(recipient, List.of(toSendMessageResult(result)));
 985             }
 986         }
 987         return new SendMessageResults(0, results);
 988     }
 989
 990     @Override
 991     public void hideRecipient(final RecipientIdentifier.Single recipient) {
 992         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
 993         if (recipientIdOptional.isPresent()) {
 994             context.getContactHelper().setContactHidden(recipientIdOptional.get(), true);
 995             account.removeRecipient(recipientIdOptional.get());
 996             syncRemoteStorage();
 997         }
 998     }
 999
1000     @Override
1001     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
1002         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1003         if (recipientIdOptional.isPresent()) {
1004             account.removeRecipient(recipientIdOptional.get());
1005             syncRemoteStorage();
1006         }
1007     }
1008
1009     @Override
1010     public void deleteContact(final RecipientIdentifier.Single recipient) {
1011         final var recipientIdOptional = context.getRecipientHelper().resolveRecipientOptional(recipient);
1012         if (recipientIdOptional.isPresent()) {
1013             account.getContactStore().deleteContact(recipientIdOptional.get());
1014             syncRemoteStorage();
1015         }
1016     }
1017
1018     @Override
1019     public void setContactName(
1020             RecipientIdentifier.Single recipient, String givenName, final String familyName
1021     ) throws NotPrimaryDeviceException, UnregisteredRecipientException {
1022         if (!account.isPrimaryDevice()) {
1023             throw new NotPrimaryDeviceException();
1024         }
1025         context.getContactHelper()
1026                 .setContactName(context.getRecipientHelper().resolveRecipient(recipient), givenName, familyName);
1027         syncRemoteStorage();
1028     }
1029
1030     @Override
1031     public void setContactsBlocked(
1032             Collection<RecipientIdentifier.Single> recipients, boolean blocked
1033     ) throws IOException, UnregisteredRecipientException {
1034         if (recipients.isEmpty()) {
1035             return;
1036         }
1037         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
1038         final var selfRecipientId = account.getSelfRecipientId();
1039         boolean shouldRotateProfileKey = false;
1040         for (final var recipientId : recipientIds) {
1041             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
1042                 continue;
1043             }
1044             context.getContactHelper().setContactBlocked(recipientId, blocked);
1045             context.getSyncHelper()
1046                     .sendMessageRequestResponse(blocked
1047                             ? MessageRequestResponse.Type.BLOCK
1048                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, recipientId);
1049             // if we don't have a common group with the blocked contact we need to rotate the profile key
1050             shouldRotateProfileKey = blocked && (
1051                     shouldRotateProfileKey || account.getGroupStore()
1052                             .getGroups()
1053                             .stream()
1054                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
1055             );
1056         }
1057         if (shouldRotateProfileKey) {
1058             context.getProfileHelper().rotateProfileKey();
1059         }
1060         context.getSyncHelper().sendBlockedList();
1061         syncRemoteStorage();
1062     }
1063
1064     @Override
1065     public void setGroupsBlocked(
1066             final Collection<GroupId> groupIds, final boolean blocked
1067     ) throws GroupNotFoundException, IOException {
1068         if (groupIds.isEmpty()) {
1069             return;
1070         }
1071         boolean shouldRotateProfileKey = false;
1072         for (final var groupId : groupIds) {
1073             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
1074                 continue;
1075             }
1076             context.getGroupHelper().setGroupBlocked(groupId, blocked);
1077             context.getSyncHelper()
1078                     .sendMessageRequestResponse(blocked
1079                             ? MessageRequestResponse.Type.BLOCK
1080                             : MessageRequestResponse.Type.UNBLOCK_AND_ACCEPT, groupId);
1081             shouldRotateProfileKey = blocked;
1082         }
1083         if (shouldRotateProfileKey) {
1084             context.getProfileHelper().rotateProfileKey();
1085         }
1086         context.getSyncHelper().sendBlockedList();
1087         syncRemoteStorage();
1088     }
1089
1090     @Override
1091     public void setExpirationTimer(
1092             RecipientIdentifier.Single recipient, int messageExpirationTimer
1093     ) throws IOException, UnregisteredRecipientException {
1094         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1095         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
1096         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
1097         try {
1098             sendMessage(messageBuilder, Set.of(recipient), false);
1099         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
1100             throw new AssertionError(e);
1101         }
1102         syncRemoteStorage();
1103     }
1104
1105     @Override
1106     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
1107         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
1108
1109         var messageSender = dependencies.getMessageSender();
1110
1111         var packKey = KeyUtils.createStickerUploadKey();
1112         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
1113         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
1114
1115         var sticker = new StickerPack(packId, packKey);
1116         account.getStickerStore().addStickerPack(sticker);
1117         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1118
1119         return new StickerPackUrl(packId, packKey);
1120     }
1121
1122     @Override
1123     public void installStickerPack(StickerPackUrl url) throws IOException {
1124         final var packId = url.packId();
1125         final var packKey = url.packKey();
1126         try {
1127             context.getStickerHelper().retrieveStickerPack(packId, packKey);
1128         } catch (InvalidMessageException e) {
1129             throw new IOException(e);
1130         }
1131
1132         final var sticker = context.getStickerHelper().addOrUpdateStickerPack(packId, packKey, true);
1133         context.getSyncHelper().sendStickerOperationsMessage(List.of(sticker), List.of());
1134     }
1135
1136     @Override
1137     public List<org.asamk.signal.manager.api.StickerPack> getStickerPacks() {
1138         final var stickerPackStore = context.getStickerPackStore();
1139         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
1140             if (stickerPackStore.existsStickerPack(pack.packId())) {
1141                 try {
1142                     final var manifest = stickerPackStore.retrieveManifest(pack.packId());
1143                     return new org.asamk.signal.manager.api.StickerPack(pack.packId(),
1144                             new StickerPackUrl(pack.packId(), pack.packKey()),
1145                             pack.isInstalled(),
1146                             manifest.title(),
1147                             manifest.author(),
1148                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
1149                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
1150                 } catch (Exception e) {
1151                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
1152                 }
1153             }
1154
1155             return new org.asamk.signal.manager.api.StickerPack(pack.packId(), pack.packKey(), pack.isInstalled());
1156         }).toList();
1157     }
1158
1159     @Override
1160     public void requestAllSyncData() {
1161         context.getSyncHelper().requestAllSyncData();
1162         syncRemoteStorage();
1163     }
1164
1165     void syncRemoteStorage() {
1166         context.getJobExecutor().enqueueJob(new SyncStorageJob());
1167     }
1168
1169     @Override
1170     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
1171         synchronized (messageHandlers) {
1172             if (isWeakListener) {
1173                 weakHandlers.add(handler);
1174             } else {
1175                 messageHandlers.add(handler);
1176                 startReceiveThreadIfRequired();
1177             }
1178         }
1179     }
1180
1181     private static final AtomicInteger threadNumber = new AtomicInteger(0);
1182
1183     private void startReceiveThreadIfRequired() {
1184         if (receiveThread != null || isReceivingSynchronous) {
1185             return;
1186         }
1187         receiveThread = Thread.ofPlatform().name("receive-" + threadNumber.getAndIncrement()).start(() -> {
1188             logger.debug("Starting receiving messages");
1189             context.getReceiveHelper().receiveMessagesContinuously(this::passReceivedMessageToHandlers);
1190             logger.debug("Finished receiving messages");
1191             synchronized (messageHandlers) {
1192                 receiveThread = null;
1193
1194                 // Check if in the meantime another handler has been registered
1195                 if (!messageHandlers.isEmpty()) {
1196                     logger.debug("Another handler has been registered, starting receive thread again");
1197                     startReceiveThreadIfRequired();
1198                 }
1199             }
1200         });
1201     }
1202
1203     private void passReceivedMessageToHandlers(MessageEnvelope envelope, Throwable e) {
1204         synchronized (messageHandlers) {
1205             Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
1206                 try {
1207                     h.handleMessage(envelope, e);
1208                 } catch (Throwable ex) {
1209                     logger.warn("Message handler failed, ignoring", ex);
1210                 }
1211             });
1212         }
1213     }
1214
1215     @Override
1216     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
1217         final Thread thread;
1218         synchronized (messageHandlers) {
1219             weakHandlers.remove(handler);
1220             messageHandlers.remove(handler);
1221             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
1222                 return;
1223             }
1224             thread = receiveThread;
1225             receiveThread = null;
1226         }
1227
1228         stopReceiveThread(thread);
1229     }
1230
1231     private void stopReceiveThread(final Thread thread) {
1232         if (context.getReceiveHelper().requestStopReceiveMessages()) {
1233             logger.debug("Receive stop requested, interrupting read from server.");
1234             thread.interrupt();
1235         }
1236         try {
1237             thread.join();
1238         } catch (InterruptedException ignored) {
1239         }
1240     }
1241
1242     @Override
1243     public boolean isReceiving() {
1244         if (isReceivingSynchronous) {
1245             return true;
1246         }
1247         synchronized (messageHandlers) {
1248             return !messageHandlers.isEmpty();
1249         }
1250     }
1251
1252     @Override
1253     public void receiveMessages(
1254             Optional<Duration> timeout, Optional<Integer> maxMessages, ReceiveMessageHandler handler
1255     ) throws IOException, AlreadyReceivingException {
1256         receiveMessages(timeout.orElse(Duration.ofMinutes(1)), timeout.isPresent(), maxMessages.orElse(null), handler);
1257     }
1258
1259     @Override
1260     public void stopReceiveMessages() {
1261         Thread thread = null;
1262         synchronized (messageHandlers) {
1263             if (isReceivingSynchronous) {
1264                 thread = receiveThread;
1265                 receiveThread = null;
1266             }
1267         }
1268         if (thread != null) {
1269             stopReceiveThread(thread);
1270         }
1271     }
1272
1273     private void receiveMessages(
1274             Duration timeout, boolean returnOnTimeout, Integer maxMessages, ReceiveMessageHandler handler
1275     ) throws IOException, AlreadyReceivingException {
1276         synchronized (messageHandlers) {
1277             if (isReceiving()) {
1278                 throw new AlreadyReceivingException("Already receiving message.");
1279             }
1280             isReceivingSynchronous = true;
1281             receiveThread = Thread.currentThread();
1282         }
1283         try {
1284             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, maxMessages, (envelope, e) -> {
1285                 passReceivedMessageToHandlers(envelope, e);
1286                 handler.handleMessage(envelope, e);
1287             });
1288         } finally {
1289             synchronized (messageHandlers) {
1290                 receiveThread = null;
1291                 isReceivingSynchronous = false;
1292                 if (!messageHandlers.isEmpty()) {
1293                     startReceiveThreadIfRequired();
1294                 }
1295             }
1296         }
1297     }
1298
1299     @Override
1300     public void setReceiveConfig(final ReceiveConfig receiveConfig) {
1301         context.getReceiveHelper().setReceiveConfig(receiveConfig);
1302     }
1303
1304     @Override
1305     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
1306         final RecipientId recipientId;
1307         try {
1308             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1309         } catch (UnregisteredRecipientException e) {
1310             return false;
1311         }
1312         return context.getContactHelper().isContactBlocked(recipientId);
1313     }
1314
1315     @Override
1316     public void sendContacts() throws IOException {
1317         context.getSyncHelper().sendContacts();
1318     }
1319
1320     @Override
1321     public List<Recipient> getRecipients(
1322             boolean onlyContacts,
1323             Optional<Boolean> blocked,
1324             Collection<RecipientIdentifier.Single> recipients,
1325             Optional<String> name
1326     ) {
1327         final var recipientIds = recipients.stream().map(a -> {
1328             try {
1329                 return context.getRecipientHelper().resolveRecipient(a);
1330             } catch (UnregisteredRecipientException e) {
1331                 return null;
1332             }
1333         }).filter(Objects::nonNull).collect(Collectors.toSet());
1334         if (!recipients.isEmpty() && recipientIds.isEmpty()) {
1335             return List.of();
1336         }
1337         // refresh profiles of explicitly given recipients
1338         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
1339         return account.getRecipientStore()
1340                 .getRecipients(onlyContacts, blocked, recipientIds, name)
1341                 .stream()
1342                 .map(s -> new Recipient(s.getRecipientId(),
1343                         s.getAddress().toApiRecipientAddress(),
1344                         s.getContact(),
1345                         s.getProfileKey(),
1346                         s.getExpiringProfileKeyCredential(),
1347                         s.getProfile(),
1348                         s.getDiscoverable()))
1349                 .toList();
1350     }
1351
1352     @Override
1353     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
1354         final RecipientId recipientId;
1355         try {
1356             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1357         } catch (UnregisteredRecipientException e) {
1358             return null;
1359         }
1360
1361         final var contact = account.getContactStore().getContact(recipientId);
1362         if (contact != null && !Util.isEmpty(contact.getName())) {
1363             return contact.getName();
1364         }
1365
1366         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
1367         if (profile != null) {
1368             return profile.getDisplayName();
1369         }
1370
1371         return null;
1372     }
1373
1374     @Override
1375     public Group getGroup(GroupId groupId) {
1376         return toGroup(context.getGroupHelper().getGroup(groupId));
1377     }
1378
1379     @Override
1380     public List<Identity> getIdentities() {
1381         return account.getIdentityKeyStore()
1382                 .getIdentities()
1383                 .stream()
1384                 .map(this::toIdentity)
1385                 .filter(Objects::nonNull)
1386                 .toList();
1387     }
1388
1389     private Identity toIdentity(final IdentityInfo identityInfo) {
1390         if (identityInfo == null) {
1391             return null;
1392         }
1393
1394         final var address = account.getRecipientAddressResolver()
1395                 .resolveRecipientAddress(account.getRecipientResolver().resolveRecipient(identityInfo.getServiceId()));
1396         if (address.serviceId().isPresent() && !Objects.equals(address.serviceId().get(),
1397                 identityInfo.getServiceId())) {
1398             return null;
1399         }
1400         final var scannableFingerprint = context.getIdentityHelper()
1401                 .computeSafetyNumberForScanning(identityInfo.getServiceId(), identityInfo.getIdentityKey());
1402         return new Identity(address.toApiRecipientAddress(),
1403                 identityInfo.getIdentityKey().getPublicKey().serialize(),
1404                 context.getIdentityHelper()
1405                         .computeSafetyNumber(identityInfo.getServiceId(), identityInfo.getIdentityKey()),
1406                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1407                 identityInfo.getTrustLevel(),
1408                 identityInfo.getDateAddedTimestamp());
1409     }
1410
1411     @Override
1412     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1413         ServiceId serviceId;
1414         try {
1415             final var address = account.getRecipientAddressResolver()
1416                     .resolveRecipientAddress(context.getRecipientHelper().resolveRecipient(recipient));
1417             if (address.serviceId().isEmpty()) {
1418                 return List.of();
1419             }
1420             serviceId = address.serviceId().get();
1421         } catch (UnregisteredRecipientException e) {
1422             return List.of();
1423         }
1424         final var identity = account.getIdentityKeyStore().getIdentityInfo(serviceId);
1425         return identity == null ? List.of() : List.of(toIdentity(identity));
1426     }
1427
1428     @Override
1429     public boolean trustIdentityVerified(
1430             RecipientIdentifier.Single recipient, IdentityVerificationCode verificationCode
1431     ) throws UnregisteredRecipientException {
1432         return switch (verificationCode) {
1433             case IdentityVerificationCode.Fingerprint fingerprint -> trustIdentity(recipient,
1434                     r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint.fingerprint()));
1435             case IdentityVerificationCode.SafetyNumber safetyNumber -> trustIdentity(recipient,
1436                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1437             case IdentityVerificationCode.ScannableSafetyNumber safetyNumber -> trustIdentity(recipient,
1438                     r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber.safetyNumber()));
1439             case null -> throw new AssertionError("Invalid verification code type");
1440         };
1441     }
1442
1443     @Override
1444     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1445         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1446     }
1447
1448     private boolean trustIdentity(
1449             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1450     ) throws UnregisteredRecipientException {
1451         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1452         final var updated = trustMethod.apply(recipientId);
1453         if (updated && this.isReceiving()) {
1454             account.setNeedsToRetryFailedMessages(true);
1455         }
1456         return updated;
1457     }
1458
1459     @Override
1460     public void addAddressChangedListener(final Runnable listener) {
1461         synchronized (addressChangedListeners) {
1462             addressChangedListeners.add(listener);
1463         }
1464     }
1465
1466     @Override
1467     public void addClosedListener(final Runnable listener) {
1468         synchronized (closedListeners) {
1469             closedListeners.add(listener);
1470         }
1471     }
1472
1473     @Override
1474     public InputStream retrieveAttachment(final String id) throws IOException {
1475         return context.getAttachmentHelper().retrieveAttachment(id).getStream();
1476     }
1477
1478     @Override
1479     public InputStream retrieveContactAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1480         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1481         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1482         final var streamDetails = context.getAvatarStore().retrieveContactAvatar(address);
1483         if (streamDetails == null) {
1484             throw new FileNotFoundException();
1485         }
1486         return streamDetails.getStream();
1487     }
1488
1489     @Override
1490     public InputStream retrieveProfileAvatar(final RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
1491         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1492         context.getProfileHelper().getRecipientProfile(recipientId);
1493         final var address = account.getRecipientStore().resolveRecipientAddress(recipientId);
1494         final var streamDetails = context.getAvatarStore().retrieveProfileAvatar(address);
1495         if (streamDetails == null) {
1496             throw new FileNotFoundException();
1497         }
1498         return streamDetails.getStream();
1499     }
1500
1501     @Override
1502     public InputStream retrieveGroupAvatar(final GroupId groupId) throws IOException {
1503         final var streamDetails = context.getAvatarStore().retrieveGroupAvatar(groupId);
1504         context.getGroupHelper().getGroup(groupId);
1505         if (streamDetails == null) {
1506             throw new FileNotFoundException();
1507         }
1508         return streamDetails.getStream();
1509     }
1510
1511     @Override
1512     public InputStream retrieveSticker(final StickerPackId stickerPackId, final int stickerId) throws IOException {
1513         var streamDetails = context.getStickerPackStore().retrieveSticker(stickerPackId, stickerId);
1514         if (streamDetails == null) {
1515             final var pack = account.getStickerStore().getStickerPack(stickerPackId);
1516             if (pack != null) {
1517                 try {
1518                     context.getStickerHelper().retrieveStickerPack(stickerPackId, pack.packKey());
1519                 } catch (InvalidMessageException e) {
1520                     logger.warn("Failed to download sticker pack");
1521                 }
1522             }
1523         }
1524         if (streamDetails == null) {
1525             throw new FileNotFoundException();
1526         }
1527         return streamDetails.getStream();
1528     }
1529
1530     @Override
1531     public void close() {
1532         Thread thread;
1533         synchronized (messageHandlers) {
1534             weakHandlers.clear();
1535             messageHandlers.clear();
1536             thread = receiveThread;
1537             receiveThread = null;
1538         }
1539         if (thread != null) {
1540             stopReceiveThread(thread);
1541         }
1542         context.close();
1543         executor.close();
1544
1545         dependencies.getSignalWebSocket().disconnect();
1546         dependencies.getPushServiceSocket().close();
1547         disposable.dispose();
1548
1549         if (account != null) {
1550             account.close();
1551         }
1552
1553         synchronized (closedListeners) {
1554             closedListeners.forEach(Runnable::run);
1555             closedListeners.clear();
1556         }
1557
1558         account = null;
1559     }
1560 }