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

   1 /*
   2   Copyright (C) 2015-2022 AsamK and contributors
   3
   4   This program is free software: you can redistribute it and/or modify
   5   it under the terms of the GNU General Public License as published by
   6   the Free Software Foundation, either version 3 of the License, or
   7   (at your option) any later version.
   8
   9   This program is distributed in the hope that it will be useful,
  10   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12   GNU General Public License for more details.
  13
  14   You should have received a copy of the GNU General Public License
  15   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal.manager;
  18
  19 import org.asamk.signal.manager.api.AttachmentInvalidException;
  20 import org.asamk.signal.manager.api.Configuration;
  21 import org.asamk.signal.manager.api.Device;
  22 import org.asamk.signal.manager.api.Group;
  23 import org.asamk.signal.manager.api.Identity;
  24 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  25 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  26 import org.asamk.signal.manager.api.InvalidStickerException;
  27 import org.asamk.signal.manager.api.Message;
  28 import org.asamk.signal.manager.api.NotMasterDeviceException;
  29 import org.asamk.signal.manager.api.Pair;
  30 import org.asamk.signal.manager.api.RecipientIdentifier;
  31 import org.asamk.signal.manager.api.SendGroupMessageResults;
  32 import org.asamk.signal.manager.api.SendMessageResult;
  33 import org.asamk.signal.manager.api.SendMessageResults;
  34 import org.asamk.signal.manager.api.StickerPack;
  35 import org.asamk.signal.manager.api.StickerPackId;
  36 import org.asamk.signal.manager.api.StickerPackInvalidException;
  37 import org.asamk.signal.manager.api.StickerPackUrl;
  38 import org.asamk.signal.manager.api.TypingAction;
  39 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  40 import org.asamk.signal.manager.api.UpdateGroup;
  41 import org.asamk.signal.manager.api.UpdateProfile;
  42 import org.asamk.signal.manager.api.UserStatus;
  43 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  44 import org.asamk.signal.manager.groups.GroupId;
  45 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  46 import org.asamk.signal.manager.groups.GroupNotFoundException;
  47 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  48 import org.asamk.signal.manager.groups.LastGroupAdminException;
  49 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  50 import org.asamk.signal.manager.helper.AccountFileUpdater;
  51 import org.asamk.signal.manager.helper.Context;
  52 import org.asamk.signal.manager.storage.SignalAccount;
  53 import org.asamk.signal.manager.storage.groups.GroupInfo;
  54 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  55 import org.asamk.signal.manager.storage.recipients.Profile;
  56 import org.asamk.signal.manager.storage.recipients.Recipient;
  57 import org.asamk.signal.manager.storage.recipients.RecipientId;
  58 import org.asamk.signal.manager.storage.stickerPacks.JsonStickerPack;
  59 import org.asamk.signal.manager.storage.stickerPacks.StickerPackStore;
  60 import org.asamk.signal.manager.storage.stickers.Sticker;
  61 import org.asamk.signal.manager.util.AttachmentUtils;
  62 import org.asamk.signal.manager.util.KeyUtils;
  63 import org.asamk.signal.manager.util.StickerUtils;
  64 import org.slf4j.Logger;
  65 import org.slf4j.LoggerFactory;
  66 import org.whispersystems.signalservice.api.SignalSessionLock;
  67 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  68 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  69 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  70 import org.whispersystems.signalservice.api.push.ACI;
  71 import org.whispersystems.signalservice.api.util.DeviceNameUtil;
  72 import org.whispersystems.signalservice.api.util.InvalidNumberException;
  73 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  74 import org.whispersystems.signalservice.internal.util.Hex;
  75 import org.whispersystems.signalservice.internal.util.Util;
  76
  77 import java.io.File;
  78 import java.io.IOException;
  79 import java.net.URI;
  80 import java.time.Duration;
  81 import java.util.ArrayList;
  82 import java.util.Collection;
  83 import java.util.HashMap;
  84 import java.util.HashSet;
  85 import java.util.List;
  86 import java.util.Map;
  87 import java.util.Objects;
  88 import java.util.Optional;
  89 import java.util.Set;
  90 import java.util.concurrent.ExecutorService;
  91 import java.util.concurrent.Executors;
  92 import java.util.concurrent.atomic.AtomicInteger;
  93 import java.util.concurrent.locks.ReentrantLock;
  94 import java.util.function.Function;
  95 import java.util.stream.Collectors;
  96 import java.util.stream.Stream;
  97
  98 import io.reactivex.rxjava3.disposables.CompositeDisposable;
  99
 100 class ManagerImpl implements Manager {
 101
 102     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 103
 104     private SignalAccount account;
 105     private final SignalDependencies dependencies;
 106     private final Context context;
 107
 108     private final ExecutorService executor = Executors.newCachedThreadPool();
 109
 110     private Thread receiveThread;
 111     private boolean isReceivingSynchronous;
 112     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 113     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 114     private final List<Runnable> closedListeners = new ArrayList<>();
 115     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 116     private final CompositeDisposable disposable = new CompositeDisposable();
 117
 118     ManagerImpl(
 119             SignalAccount account,
 120             PathConfig pathConfig,
 121             AccountFileUpdater accountFileUpdater,
 122             ServiceEnvironmentConfig serviceEnvironmentConfig,
 123             String userAgent
 124     ) {
 125         this.account = account;
 126
 127         final var sessionLock = new SignalSessionLock() {
 128             private final ReentrantLock LEGACY_LOCK = new ReentrantLock();
 129
 130             @Override
 131             public Lock acquire() {
 132                 LEGACY_LOCK.lock();
 133                 return LEGACY_LOCK::unlock;
 134             }
 135         };
 136         this.dependencies = new SignalDependencies(serviceEnvironmentConfig,
 137                 userAgent,
 138                 account.getCredentialsProvider(),
 139                 account.getSignalServiceDataStore(),
 140                 executor,
 141                 sessionLock);
 142         final var avatarStore = new AvatarStore(pathConfig.avatarsPath());
 143         final var attachmentStore = new AttachmentStore(pathConfig.attachmentsPath());
 144         final var stickerPackStore = new StickerPackStore(pathConfig.stickerPacksPath());
 145
 146         this.context = new Context(account, new AccountFileUpdater() {
 147             @Override
 148             public void updateAccountIdentifiers(final String number, final ACI aci) {
 149                 accountFileUpdater.updateAccountIdentifiers(number, aci);
 150                 synchronized (addressChangedListeners) {
 151                     addressChangedListeners.forEach(Runnable::run);
 152                 }
 153             }
 154
 155             @Override
 156             public void removeAccount() {
 157                 accountFileUpdater.removeAccount();
 158             }
 159         }, dependencies, avatarStore, attachmentStore, stickerPackStore);
 160         this.context.getAccountHelper().setUnregisteredListener(this::close);
 161         this.context.getReceiveHelper().setAuthenticationFailureListener(this::close);
 162         this.context.getReceiveHelper().setCaughtUpWithOldMessagesListener(() -> {
 163             synchronized (this) {
 164                 this.notifyAll();
 165             }
 166         });
 167         disposable.add(account.getIdentityKeyStore().getIdentityChanges().subscribe(recipientId -> {
 168             logger.trace("Archiving old sessions for {}", recipientId);
 169             account.getSessionStore().archiveSessions(recipientId);
 170             account.getSenderKeyStore().deleteSharedWith(recipientId);
 171             final var profile = account.getRecipientStore().getProfile(recipientId);
 172             if (profile != null) {
 173                 account.getRecipientStore()
 174                         .storeProfile(recipientId,
 175                                 Profile.newBuilder(profile)
 176                                         .withUnidentifiedAccessMode(Profile.UnidentifiedAccessMode.UNKNOWN)
 177                                         .withLastUpdateTimestamp(0)
 178                                         .build());
 179             }
 180         }));
 181     }
 182
 183     @Override
 184     public String getSelfNumber() {
 185         return account.getNumber();
 186     }
 187
 188     void checkAccountState() throws IOException {
 189         context.getAccountHelper().checkAccountState();
 190     }
 191
 192     @Override
 193     public Map<String, UserStatus> getUserStatus(Set<String> numbers) throws IOException {
 194         final var canonicalizedNumbers = numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 195             try {
 196                 final var canonicalizedNumber = PhoneNumberFormatter.formatNumber(n, account.getNumber());
 197                 if (!canonicalizedNumber.equals(n)) {
 198                     logger.debug("Normalized number {} to {}.", n, canonicalizedNumber);
 199                 }
 200                 return canonicalizedNumber;
 201             } catch (InvalidNumberException e) {
 202                 return "";
 203             }
 204         }));
 205
 206         // Note "registeredUsers" has no optionals. It only gives us info on users who are registered
 207         final var canonicalizedNumbersSet = canonicalizedNumbers.values()
 208                 .stream()
 209                 .filter(s -> !s.isEmpty())
 210                 .collect(Collectors.toSet());
 211         final var registeredUsers = context.getRecipientHelper().getRegisteredUsers(canonicalizedNumbersSet);
 212
 213         return numbers.stream().collect(Collectors.toMap(n -> n, n -> {
 214             final var number = canonicalizedNumbers.get(n);
 215             final var aci = registeredUsers.get(number);
 216             final var profile = aci == null
 217                     ? null
 218                     : context.getProfileHelper().getRecipientProfile(account.getRecipientStore().resolveRecipient(aci));
 219             return new UserStatus(number.isEmpty() ? null : number,
 220                     aci == null ? null : aci.uuid(),
 221                     profile != null
 222                             && profile.getUnidentifiedAccessMode() == Profile.UnidentifiedAccessMode.UNRESTRICTED);
 223         }));
 224     }
 225
 226     @Override
 227     public void updateAccountAttributes(String deviceName) throws IOException {
 228         if (deviceName != null) {
 229             context.getAccountHelper().setDeviceName(deviceName);
 230         }
 231         context.getAccountHelper().updateAccountAttributes();
 232     }
 233
 234     @Override
 235     public Configuration getConfiguration() {
 236         final var configurationStore = account.getConfigurationStore();
 237         return Configuration.from(configurationStore);
 238     }
 239
 240     @Override
 241     public void updateConfiguration(
 242             Configuration configuration
 243     ) throws NotMasterDeviceException {
 244         if (!account.isMasterDevice()) {
 245             throw new NotMasterDeviceException();
 246         }
 247
 248         final var configurationStore = account.getConfigurationStore();
 249         if (configuration.readReceipts().isPresent()) {
 250             configurationStore.setReadReceipts(configuration.readReceipts().get());
 251         }
 252         if (configuration.unidentifiedDeliveryIndicators().isPresent()) {
 253             configurationStore.setUnidentifiedDeliveryIndicators(configuration.unidentifiedDeliveryIndicators().get());
 254         }
 255         if (configuration.typingIndicators().isPresent()) {
 256             configurationStore.setTypingIndicators(configuration.typingIndicators().get());
 257         }
 258         if (configuration.linkPreviews().isPresent()) {
 259             configurationStore.setLinkPreviews(configuration.linkPreviews().get());
 260         }
 261         context.getSyncHelper().sendConfigurationMessage();
 262     }
 263
 264     @Override
 265     public void updateProfile(UpdateProfile updateProfile) throws IOException {
 266         context.getProfileHelper()
 267                 .setProfile(updateProfile.getGivenName(),
 268                         updateProfile.getFamilyName(),
 269                         updateProfile.getAbout(),
 270                         updateProfile.getAboutEmoji(),
 271                         updateProfile.isDeleteAvatar()
 272                                 ? Optional.empty()
 273                                 : updateProfile.getAvatar() == null ? null : Optional.of(updateProfile.getAvatar()));
 274         context.getSyncHelper().sendSyncFetchProfileMessage();
 275     }
 276
 277     @Override
 278     public void unregister() throws IOException {
 279         context.getAccountHelper().unregister();
 280     }
 281
 282     @Override
 283     public void deleteAccount() throws IOException {
 284         context.getAccountHelper().deleteAccount();
 285     }
 286
 287     @Override
 288     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 289         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 290
 291         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 292     }
 293
 294     @Override
 295     public List<Device> getLinkedDevices() throws IOException {
 296         var devices = dependencies.getAccountManager().getDevices();
 297         account.setMultiDevice(devices.size() > 1);
 298         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 299         return devices.stream().map(d -> {
 300             String deviceName = d.getName();
 301             if (deviceName != null) {
 302                 try {
 303                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 304                 } catch (IOException e) {
 305                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 306                 }
 307             }
 308             return new Device(d.getId(),
 309                     deviceName,
 310                     d.getCreated(),
 311                     d.getLastSeen(),
 312                     d.getId() == account.getDeviceId());
 313         }).toList();
 314     }
 315
 316     @Override
 317     public void removeLinkedDevices(int deviceId) throws IOException {
 318         context.getAccountHelper().removeLinkedDevices(deviceId);
 319     }
 320
 321     @Override
 322     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 323         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 324         context.getAccountHelper().addDevice(deviceLinkInfo);
 325     }
 326
 327     @Override
 328     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotMasterDeviceException {
 329         if (!account.isMasterDevice()) {
 330             throw new NotMasterDeviceException();
 331         }
 332         if (pin.isPresent()) {
 333             context.getAccountHelper().setRegistrationPin(pin.get());
 334         } else {
 335             context.getAccountHelper().removeRegistrationPin();
 336         }
 337     }
 338
 339     void refreshPreKeys() throws IOException {
 340         context.getPreKeyHelper().refreshPreKeys();
 341     }
 342
 343     @Override
 344     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
 345         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 346     }
 347
 348     @Override
 349     public List<Group> getGroups() {
 350         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 351     }
 352
 353     private Group toGroup(final GroupInfo groupInfo) {
 354         if (groupInfo == null) {
 355             return null;
 356         }
 357
 358         return Group.from(groupInfo,
 359                 account.getRecipientStore()::resolveRecipientAddress,
 360                 account.getSelfRecipientId());
 361     }
 362
 363     @Override
 364     public SendGroupMessageResults quitGroup(
 365             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 366     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 367         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 368         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 369     }
 370
 371     @Override
 372     public void deleteGroup(GroupId groupId) throws IOException {
 373         final var group = context.getGroupHelper().getGroup(groupId);
 374         if (group.isMember(account.getSelfRecipientId())) {
 375             throw new IOException(
 376                     "The local group information cannot be removed, as the user is still a member of the group");
 377         }
 378         context.getGroupHelper().deleteGroup(groupId);
 379     }
 380
 381     @Override
 382     public Pair<GroupId, SendGroupMessageResults> createGroup(
 383             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 384     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 385         return context.getGroupHelper()
 386                 .createGroup(name,
 387                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 388                         avatarFile);
 389     }
 390
 391     @Override
 392     public SendGroupMessageResults updateGroup(
 393             final GroupId groupId, final UpdateGroup updateGroup
 394     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 395         return context.getGroupHelper()
 396                 .updateGroup(groupId,
 397                         updateGroup.getName(),
 398                         updateGroup.getDescription(),
 399                         updateGroup.getMembers() == null
 400                                 ? null
 401                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 402                         updateGroup.getRemoveMembers() == null
 403                                 ? null
 404                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 405                         updateGroup.getAdmins() == null
 406                                 ? null
 407                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 408                         updateGroup.getRemoveAdmins() == null
 409                                 ? null
 410                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 411                         updateGroup.getBanMembers() == null
 412                                 ? null
 413                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 414                         updateGroup.getUnbanMembers() == null
 415                                 ? null
 416                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 417                         updateGroup.isResetGroupLink(),
 418                         updateGroup.getGroupLinkState(),
 419                         updateGroup.getAddMemberPermission(),
 420                         updateGroup.getEditDetailsPermission(),
 421                         updateGroup.getAvatarFile(),
 422                         updateGroup.getExpirationTimer(),
 423                         updateGroup.getIsAnnouncementGroup());
 424     }
 425
 426     @Override
 427     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 428             GroupInviteLinkUrl inviteLinkUrl
 429     ) throws IOException, InactiveGroupLinkException {
 430         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 431     }
 432
 433     private SendMessageResults sendMessage(
 434             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 435     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 436         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 437         long timestamp = System.currentTimeMillis();
 438         messageBuilder.withTimestamp(timestamp);
 439         for (final var recipient : recipients) {
 440             if (recipient instanceof RecipientIdentifier.Single single) {
 441                 try {
 442                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 443                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 444                     results.put(recipient, List.of(toSendMessageResult(result)));
 445                 } catch (UnregisteredRecipientException e) {
 446                     results.put(recipient,
 447                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 448                 }
 449             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 450                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 451                 results.put(recipient, List.of(toSendMessageResult(result)));
 452             } else if (recipient instanceof RecipientIdentifier.Group group) {
 453                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 454                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 455             }
 456         }
 457         return new SendMessageResults(timestamp, results);
 458     }
 459
 460     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 461         return SendMessageResult.from(result,
 462                 account.getRecipientStore(),
 463                 account.getRecipientStore()::resolveRecipientAddress);
 464     }
 465
 466     private SendMessageResults sendTypingMessage(
 467             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 468     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 469         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 470         final var timestamp = System.currentTimeMillis();
 471         for (var recipient : recipients) {
 472             if (recipient instanceof RecipientIdentifier.Single single) {
 473                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 474                 try {
 475                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 476                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 477                     results.put(recipient, List.of(toSendMessageResult(result)));
 478                 } catch (UnregisteredRecipientException e) {
 479                     results.put(recipient,
 480                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 481                 }
 482             } else if (recipient instanceof RecipientIdentifier.Group) {
 483                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 484                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 485                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 486                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 487             }
 488         }
 489         return new SendMessageResults(timestamp, results);
 490     }
 491
 492     @Override
 493     public SendMessageResults sendTypingMessage(
 494             TypingAction action, Set<RecipientIdentifier> recipients
 495     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 496         return sendTypingMessage(action.toSignalService(), recipients);
 497     }
 498
 499     @Override
 500     public SendMessageResults sendReadReceipt(
 501             RecipientIdentifier.Single sender, List<Long> messageIds
 502     ) {
 503         final var timestamp = System.currentTimeMillis();
 504         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 505                 messageIds,
 506                 timestamp);
 507
 508         return sendReceiptMessage(sender, timestamp, receiptMessage);
 509     }
 510
 511     @Override
 512     public SendMessageResults sendViewedReceipt(
 513             RecipientIdentifier.Single sender, List<Long> messageIds
 514     ) {
 515         final var timestamp = System.currentTimeMillis();
 516         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 517                 messageIds,
 518                 timestamp);
 519
 520         return sendReceiptMessage(sender, timestamp, receiptMessage);
 521     }
 522
 523     private SendMessageResults sendReceiptMessage(
 524             final RecipientIdentifier.Single sender,
 525             final long timestamp,
 526             final SignalServiceReceiptMessage receiptMessage
 527     ) {
 528         try {
 529             final var result = context.getSendHelper()
 530                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 531             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 532         } catch (UnregisteredRecipientException e) {
 533             return new SendMessageResults(timestamp,
 534                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 535         }
 536     }
 537
 538     @Override
 539     public SendMessageResults sendMessage(
 540             Message message, Set<RecipientIdentifier> recipients
 541     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 542         final var selfProfile = context.getProfileHelper().getSelfProfile();
 543         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 544             logger.warn(
 545                     "No profile name set. When sending a message it's recommended to set a profile name wit the updateProfile command. This may become mandatory in the future.");
 546         }
 547         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 548         applyMessage(messageBuilder, message);
 549         return sendMessage(messageBuilder, recipients);
 550     }
 551
 552     private void applyMessage(
 553             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 554     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 555         messageBuilder.withBody(message.messageText());
 556         final var attachments = message.attachments();
 557         if (attachments != null) {
 558             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(attachments));
 559         }
 560         if (message.mentions().size() > 0) {
 561             messageBuilder.withMentions(resolveMentions(message.mentions()));
 562         }
 563         if (message.quote().isPresent()) {
 564             final var quote = message.quote().get();
 565             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 566                     context.getRecipientHelper()
 567                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author())),
 568                     quote.message(),
 569                     List.of(),
 570                     resolveMentions(quote.mentions()),
 571                     SignalServiceDataMessage.Quote.Type.NORMAL));
 572         }
 573         if (message.sticker().isPresent()) {
 574             final var sticker = message.sticker().get();
 575             final var packId = StickerPackId.deserialize(sticker.packId());
 576             final var stickerId = sticker.stickerId();
 577
 578             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 579             if (stickerPack == null) {
 580                 throw new InvalidStickerException("Sticker pack not found");
 581             }
 582             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.getPackKey());
 583             if (manifest.stickers().size() <= stickerId) {
 584                 throw new InvalidStickerException("Sticker id not part of this pack");
 585             }
 586             final var manifestSticker = manifest.stickers().get(stickerId);
 587             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 588             if (streamDetails == null) {
 589                 throw new InvalidStickerException("Missing local sticker file");
 590             }
 591             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 592                     stickerPack.getPackKey(),
 593                     stickerId,
 594                     manifestSticker.emoji(),
 595                     AttachmentUtils.createAttachment(streamDetails, Optional.empty())));
 596         }
 597     }
 598
 599     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws UnregisteredRecipientException {
 600         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 601         for (final var m : mentionList) {
 602             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 603             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 604                     .resolveSignalServiceAddress(recipientId)
 605                     .getServiceId(), m.start(), m.length()));
 606         }
 607         return mentions;
 608     }
 609
 610     @Override
 611     public SendMessageResults sendRemoteDeleteMessage(
 612             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 613     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 614         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 615         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 616         for (final var recipient : recipients) {
 617             if (recipient instanceof RecipientIdentifier.Single r) {
 618                 try {
 619                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 620                     account.getMessageSendLogStore().deleteEntryForRecipientNonGroup(targetSentTimestamp, recipientId);
 621                 } catch (UnregisteredRecipientException ignored) {
 622                 }
 623             } else if (recipient instanceof RecipientIdentifier.Group r) {
 624                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 625             }
 626         }
 627         return sendMessage(messageBuilder, recipients);
 628     }
 629
 630     @Override
 631     public SendMessageResults sendMessageReaction(
 632             String emoji,
 633             boolean remove,
 634             RecipientIdentifier.Single targetAuthor,
 635             long targetSentTimestamp,
 636             Set<RecipientIdentifier> recipients
 637     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 638         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 639         var reaction = new SignalServiceDataMessage.Reaction(emoji,
 640                 remove,
 641                 context.getRecipientHelper().resolveSignalServiceAddress(targetAuthorRecipientId),
 642                 targetSentTimestamp);
 643         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 644         return sendMessage(messageBuilder, recipients);
 645     }
 646
 647     @Override
 648     public SendMessageResults sendPaymentNotificationMessage(
 649             byte[] receipt, String note, RecipientIdentifier.Single recipient
 650     ) throws IOException {
 651         final var paymentNotification = new SignalServiceDataMessage.PaymentNotification(receipt, note);
 652         final var payment = new SignalServiceDataMessage.Payment(paymentNotification);
 653         final var messageBuilder = SignalServiceDataMessage.newBuilder().withPayment(payment);
 654         try {
 655             return sendMessage(messageBuilder, Set.of(recipient));
 656         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 657             throw new AssertionError(e);
 658         }
 659     }
 660
 661     @Override
 662     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 663         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 664
 665         try {
 666             return sendMessage(messageBuilder,
 667                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 668         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 669             throw new AssertionError(e);
 670         } finally {
 671             for (var recipient : recipients) {
 672                 final RecipientId recipientId;
 673                 try {
 674                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 675                 } catch (UnregisteredRecipientException e) {
 676                     continue;
 677                 }
 678                 account.getSessionStore().deleteAllSessions(recipientId);
 679             }
 680         }
 681     }
 682
 683     @Override
 684     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 685         account.removeRecipient(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 686     }
 687
 688     @Override
 689     public void deleteContact(final RecipientIdentifier.Single recipient) {
 690         account.getContactStore()
 691                 .deleteContact(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 692     }
 693
 694     @Override
 695     public void setContactName(
 696             RecipientIdentifier.Single recipient, String name
 697     ) throws NotMasterDeviceException, UnregisteredRecipientException {
 698         if (!account.isMasterDevice()) {
 699             throw new NotMasterDeviceException();
 700         }
 701         context.getContactHelper().setContactName(context.getRecipientHelper().resolveRecipient(recipient), name);
 702     }
 703
 704     @Override
 705     public void setContactsBlocked(
 706             Collection<RecipientIdentifier.Single> recipients, boolean blocked
 707     ) throws NotMasterDeviceException, IOException, UnregisteredRecipientException {
 708         if (!account.isMasterDevice()) {
 709             throw new NotMasterDeviceException();
 710         }
 711         if (recipients.size() == 0) {
 712             return;
 713         }
 714         final var recipientIds = context.getRecipientHelper().resolveRecipients(recipients);
 715         final var selfRecipientId = account.getSelfRecipientId();
 716         boolean shouldRotateProfileKey = false;
 717         for (final var recipientId : recipientIds) {
 718             if (context.getContactHelper().isContactBlocked(recipientId) == blocked) {
 719                 continue;
 720             }
 721             context.getContactHelper().setContactBlocked(recipientId, blocked);
 722             // if we don't have a common group with the blocked contact we need to rotate the profile key
 723             shouldRotateProfileKey = blocked && (
 724                     shouldRotateProfileKey || account.getGroupStore()
 725                             .getGroups()
 726                             .stream()
 727                             .noneMatch(g -> g.isMember(selfRecipientId) && g.isMember(recipientId))
 728             );
 729         }
 730         if (shouldRotateProfileKey) {
 731             context.getProfileHelper().rotateProfileKey();
 732         }
 733         context.getSyncHelper().sendBlockedList();
 734     }
 735
 736     @Override
 737     public void setGroupsBlocked(
 738             final Collection<GroupId> groupIds, final boolean blocked
 739     ) throws GroupNotFoundException, NotMasterDeviceException, IOException {
 740         if (!account.isMasterDevice()) {
 741             throw new NotMasterDeviceException();
 742         }
 743         if (groupIds.size() == 0) {
 744             return;
 745         }
 746         boolean shouldRotateProfileKey = false;
 747         for (final var groupId : groupIds) {
 748             if (context.getGroupHelper().isGroupBlocked(groupId) == blocked) {
 749                 continue;
 750             }
 751             context.getGroupHelper().setGroupBlocked(groupId, blocked);
 752             shouldRotateProfileKey = blocked;
 753         }
 754         if (shouldRotateProfileKey) {
 755             context.getProfileHelper().rotateProfileKey();
 756         }
 757         context.getSyncHelper().sendBlockedList();
 758     }
 759
 760     @Override
 761     public void setExpirationTimer(
 762             RecipientIdentifier.Single recipient, int messageExpirationTimer
 763     ) throws IOException, UnregisteredRecipientException {
 764         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 765         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 766         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 767         try {
 768             sendMessage(messageBuilder, Set.of(recipient));
 769         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 770             throw new AssertionError(e);
 771         }
 772     }
 773
 774     @Override
 775     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 776         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 777
 778         var messageSender = dependencies.getMessageSender();
 779
 780         var packKey = KeyUtils.createStickerUploadKey();
 781         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 782         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 783
 784         var sticker = new Sticker(packId, packKey);
 785         account.getStickerStore().updateSticker(sticker);
 786
 787         return new StickerPackUrl(packId, packKey);
 788     }
 789
 790     @Override
 791     public List<StickerPack> getStickerPacks() {
 792         final var stickerPackStore = context.getStickerPackStore();
 793         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 794             if (stickerPackStore.existsStickerPack(pack.getPackId())) {
 795                 try {
 796                     final var manifest = stickerPackStore.retrieveManifest(pack.getPackId());
 797                     return new StickerPack(pack.getPackId(),
 798                             new StickerPackUrl(pack.getPackId(), pack.getPackKey()),
 799                             pack.isInstalled(),
 800                             manifest.title(),
 801                             manifest.author(),
 802                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 803                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 804                 } catch (Exception e) {
 805                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 806                 }
 807             }
 808
 809             return new StickerPack(pack.getPackId(), pack.getPackKey(), pack.isInstalled());
 810         }).toList();
 811     }
 812
 813     @Override
 814     public void requestAllSyncData() throws IOException {
 815         context.getSyncHelper().requestAllSyncData();
 816         retrieveRemoteStorage();
 817     }
 818
 819     void retrieveRemoteStorage() throws IOException {
 820         if (account.getStorageKey() != null) {
 821             context.getStorageHelper().readDataFromStorage();
 822         }
 823     }
 824
 825     @Override
 826     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 827         if (isReceivingSynchronous) {
 828             throw new IllegalStateException("Already receiving message synchronously.");
 829         }
 830         synchronized (messageHandlers) {
 831             if (isWeakListener) {
 832                 weakHandlers.add(handler);
 833             } else {
 834                 messageHandlers.add(handler);
 835                 startReceiveThreadIfRequired();
 836             }
 837         }
 838     }
 839
 840     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 841
 842     private void startReceiveThreadIfRequired() {
 843         if (receiveThread != null) {
 844             return;
 845         }
 846         receiveThread = new Thread(() -> {
 847             logger.debug("Starting receiving messages");
 848             context.getReceiveHelper().receiveMessagesContinuously((envelope, e) -> {
 849                 synchronized (messageHandlers) {
 850                     Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 851                         try {
 852                             h.handleMessage(envelope, e);
 853                         } catch (Throwable ex) {
 854                             logger.warn("Message handler failed, ignoring", ex);
 855                         }
 856                     });
 857                 }
 858             });
 859             logger.debug("Finished receiving messages");
 860             synchronized (messageHandlers) {
 861                 receiveThread = null;
 862
 863                 // Check if in the meantime another handler has been registered
 864                 if (!messageHandlers.isEmpty()) {
 865                     logger.debug("Another handler has been registered, starting receive thread again");
 866                     startReceiveThreadIfRequired();
 867                 }
 868             }
 869         });
 870         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 871
 872         receiveThread.start();
 873     }
 874
 875     @Override
 876     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 877         final Thread thread;
 878         synchronized (messageHandlers) {
 879             weakHandlers.remove(handler);
 880             messageHandlers.remove(handler);
 881             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 882                 return;
 883             }
 884             thread = receiveThread;
 885             receiveThread = null;
 886         }
 887
 888         stopReceiveThread(thread);
 889     }
 890
 891     private void stopReceiveThread(final Thread thread) {
 892         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 893             logger.debug("Receive stop requested, interrupting read from server.");
 894             thread.interrupt();
 895         }
 896         try {
 897             thread.join();
 898         } catch (InterruptedException ignored) {
 899         }
 900     }
 901
 902     @Override
 903     public boolean isReceiving() {
 904         if (isReceivingSynchronous) {
 905             return true;
 906         }
 907         synchronized (messageHandlers) {
 908             return messageHandlers.size() > 0;
 909         }
 910     }
 911
 912     @Override
 913     public void receiveMessages(Duration timeout, ReceiveMessageHandler handler) throws IOException {
 914         receiveMessages(timeout, true, handler);
 915     }
 916
 917     @Override
 918     public void receiveMessages(ReceiveMessageHandler handler) throws IOException {
 919         receiveMessages(Duration.ofMinutes(1), false, handler);
 920     }
 921
 922     private void receiveMessages(
 923             Duration timeout, boolean returnOnTimeout, ReceiveMessageHandler handler
 924     ) throws IOException {
 925         if (isReceiving()) {
 926             throw new IllegalStateException("Already receiving message.");
 927         }
 928         isReceivingSynchronous = true;
 929         receiveThread = Thread.currentThread();
 930         try {
 931             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, handler);
 932         } finally {
 933             receiveThread = null;
 934             isReceivingSynchronous = false;
 935         }
 936     }
 937
 938     @Override
 939     public void setIgnoreAttachments(final boolean ignoreAttachments) {
 940         context.getReceiveHelper().setIgnoreAttachments(ignoreAttachments);
 941     }
 942
 943     @Override
 944     public boolean hasCaughtUpWithOldMessages() {
 945         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
 946     }
 947
 948     @Override
 949     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
 950         final RecipientId recipientId;
 951         try {
 952             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 953         } catch (UnregisteredRecipientException e) {
 954             return false;
 955         }
 956         return context.getContactHelper().isContactBlocked(recipientId);
 957     }
 958
 959     @Override
 960     public void sendContacts() throws IOException {
 961         context.getSyncHelper().sendContacts();
 962     }
 963
 964     @Override
 965     public List<Recipient> getRecipients(
 966             boolean onlyContacts,
 967             Optional<Boolean> blocked,
 968             Collection<RecipientIdentifier.Single> recipients,
 969             Optional<String> name
 970     ) {
 971         final var recipientIds = recipients.stream().map(a -> {
 972             try {
 973                 return context.getRecipientHelper().resolveRecipient(a);
 974             } catch (UnregisteredRecipientException e) {
 975                 return null;
 976             }
 977         }).filter(Objects::nonNull).collect(Collectors.toSet());
 978         // refresh profiles of explicitly given recipients
 979         context.getProfileHelper().refreshRecipientProfiles(recipientIds);
 980         return account.getRecipientStore().getRecipients(onlyContacts, blocked, recipientIds, name);
 981     }
 982
 983     @Override
 984     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
 985         final RecipientId recipientId;
 986         try {
 987             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 988         } catch (UnregisteredRecipientException e) {
 989             return null;
 990         }
 991
 992         final var contact = account.getContactStore().getContact(recipientId);
 993         if (contact != null && !Util.isEmpty(contact.getName())) {
 994             return contact.getName();
 995         }
 996
 997         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
 998         if (profile != null) {
 999             return profile.getDisplayName();
1000         }
1001
1002         return null;
1003     }
1004
1005     @Override
1006     public Group getGroup(GroupId groupId) {
1007         return toGroup(context.getGroupHelper().getGroup(groupId));
1008     }
1009
1010     @Override
1011     public List<Identity> getIdentities() {
1012         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
1013     }
1014
1015     private Identity toIdentity(final IdentityInfo identityInfo) {
1016         if (identityInfo == null) {
1017             return null;
1018         }
1019
1020         final var address = account.getRecipientStore().resolveRecipientAddress(identityInfo.getRecipientId());
1021         final var scannableFingerprint = context.getIdentityHelper()
1022                 .computeSafetyNumberForScanning(identityInfo.getRecipientId(), identityInfo.getIdentityKey());
1023         return new Identity(address,
1024                 identityInfo.getIdentityKey(),
1025                 context.getIdentityHelper()
1026                         .computeSafetyNumber(identityInfo.getRecipientId(), identityInfo.getIdentityKey()),
1027                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
1028                 identityInfo.getTrustLevel(),
1029                 identityInfo.getDateAdded());
1030     }
1031
1032     @Override
1033     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
1034         IdentityInfo identity;
1035         try {
1036             identity = account.getIdentityKeyStore()
1037                     .getIdentity(context.getRecipientHelper().resolveRecipient(recipient));
1038         } catch (UnregisteredRecipientException e) {
1039             identity = null;
1040         }
1041         return identity == null ? List.of() : List.of(toIdentity(identity));
1042     }
1043
1044     @Override
1045     public boolean trustIdentityVerified(
1046             RecipientIdentifier.Single recipient, byte[] fingerprint
1047     ) throws UnregisteredRecipientException {
1048         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
1049     }
1050
1051     @Override
1052     public boolean trustIdentityVerifiedSafetyNumber(
1053             RecipientIdentifier.Single recipient, String safetyNumber
1054     ) throws UnregisteredRecipientException {
1055         return trustIdentity(recipient,
1056                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1057     }
1058
1059     @Override
1060     public boolean trustIdentityVerifiedSafetyNumber(
1061             RecipientIdentifier.Single recipient, byte[] safetyNumber
1062     ) throws UnregisteredRecipientException {
1063         return trustIdentity(recipient,
1064                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1065     }
1066
1067     @Override
1068     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1069         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1070     }
1071
1072     private boolean trustIdentity(
1073             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1074     ) throws UnregisteredRecipientException {
1075         final var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1076         final var updated = trustMethod.apply(recipientId);
1077         if (updated && this.isReceiving()) {
1078             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1079         }
1080         return updated;
1081     }
1082
1083     @Override
1084     public void addAddressChangedListener(final Runnable listener) {
1085         synchronized (addressChangedListeners) {
1086             addressChangedListeners.add(listener);
1087         }
1088     }
1089
1090     @Override
1091     public void addClosedListener(final Runnable listener) {
1092         synchronized (closedListeners) {
1093             closedListeners.add(listener);
1094         }
1095     }
1096
1097     @Override
1098     public void close() {
1099         Thread thread;
1100         synchronized (messageHandlers) {
1101             weakHandlers.clear();
1102             messageHandlers.clear();
1103             thread = receiveThread;
1104             receiveThread = null;
1105         }
1106         if (thread != null) {
1107             stopReceiveThread(thread);
1108         }
1109         executor.shutdown();
1110
1111         dependencies.getSignalWebSocket().disconnect();
1112         disposable.dispose();
1113
1114         if (account != null) {
1115             account.close();
1116         }
1117
1118         synchronized (closedListeners) {
1119             closedListeners.forEach(Runnable::run);
1120             closedListeners.clear();
1121         }
1122
1123         account = null;
1124     }
1125 }