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.UserStatus;
  42 import org.asamk.signal.manager.config.ServiceEnvironmentConfig;
  43 import org.asamk.signal.manager.groups.GroupId;
  44 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  45 import org.asamk.signal.manager.groups.GroupNotFoundException;
  46 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  47 import org.asamk.signal.manager.groups.LastGroupAdminException;
  48 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  49 import org.asamk.signal.manager.helper.AccountFileUpdater;
  50 import org.asamk.signal.manager.helper.Context;
  51 import org.asamk.signal.manager.storage.SignalAccount;
  52 import org.asamk.signal.manager.storage.groups.GroupInfo;
  53 import org.asamk.signal.manager.storage.identities.IdentityInfo;
  54 import org.asamk.signal.manager.storage.recipients.Contact;
  55 import org.asamk.signal.manager.storage.recipients.Profile;
  56 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  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.HashMap;
  83 import java.util.HashSet;
  84 import java.util.List;
  85 import java.util.Map;
  86 import java.util.Optional;
  87 import java.util.Set;
  88 import java.util.concurrent.ExecutorService;
  89 import java.util.concurrent.Executors;
  90 import java.util.concurrent.atomic.AtomicInteger;
  91 import java.util.concurrent.locks.ReentrantLock;
  92 import java.util.function.Function;
  93 import java.util.stream.Collectors;
  94 import java.util.stream.Stream;
  95
  96 import io.reactivex.rxjava3.disposables.CompositeDisposable;
  97
  98 class ManagerImpl implements Manager {
  99
 100     private final static Logger logger = LoggerFactory.getLogger(ManagerImpl.class);
 101
 102     private SignalAccount account;
 103     private AccountFileUpdater accountFileUpdater;
 104     private final SignalDependencies dependencies;
 105     private final Context context;
 106
 107     private final ExecutorService executor = Executors.newCachedThreadPool();
 108
 109     private Thread receiveThread;
 110     private boolean isReceivingSynchronous;
 111     private final Set<ReceiveMessageHandler> weakHandlers = new HashSet<>();
 112     private final Set<ReceiveMessageHandler> messageHandlers = new HashSet<>();
 113     private final List<Runnable> closedListeners = new ArrayList<>();
 114     private final List<Runnable> addressChangedListeners = new ArrayList<>();
 115     private final CompositeDisposable disposable = new CompositeDisposable();
 116
 117     ManagerImpl(
 118             SignalAccount account,
 119             PathConfig pathConfig,
 120             AccountFileUpdater accountFileUpdater,
 121             ServiceEnvironmentConfig serviceEnvironmentConfig,
 122             String userAgent
 123     ) {
 124         this.account = account;
 125         this.accountFileUpdater = accountFileUpdater;
 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 setProfile(
 266             String givenName, final String familyName, String about, String aboutEmoji, Optional<File> avatar
 267     ) throws IOException {
 268         context.getProfileHelper().setProfile(givenName, familyName, about, aboutEmoji, avatar);
 269         context.getSyncHelper().sendSyncFetchProfileMessage();
 270     }
 271
 272     @Override
 273     public void unregister() throws IOException {
 274         context.getAccountHelper().unregister();
 275     }
 276
 277     @Override
 278     public void deleteAccount() throws IOException {
 279         context.getAccountHelper().deleteAccount();
 280     }
 281
 282     @Override
 283     public void submitRateLimitRecaptchaChallenge(String challenge, String captcha) throws IOException {
 284         captcha = captcha == null ? null : captcha.replace("signalcaptcha://", "");
 285
 286         dependencies.getAccountManager().submitRateLimitRecaptchaChallenge(challenge, captcha);
 287     }
 288
 289     @Override
 290     public List<Device> getLinkedDevices() throws IOException {
 291         var devices = dependencies.getAccountManager().getDevices();
 292         account.setMultiDevice(devices.size() > 1);
 293         var identityKey = account.getAciIdentityKeyPair().getPrivateKey();
 294         return devices.stream().map(d -> {
 295             String deviceName = d.getName();
 296             if (deviceName != null) {
 297                 try {
 298                     deviceName = DeviceNameUtil.decryptDeviceName(deviceName, identityKey);
 299                 } catch (IOException e) {
 300                     logger.debug("Failed to decrypt device name, maybe plain text?", e);
 301                 }
 302             }
 303             return new Device(d.getId(),
 304                     deviceName,
 305                     d.getCreated(),
 306                     d.getLastSeen(),
 307                     d.getId() == account.getDeviceId());
 308         }).toList();
 309     }
 310
 311     @Override
 312     public void removeLinkedDevices(int deviceId) throws IOException {
 313         context.getAccountHelper().removeLinkedDevices(deviceId);
 314     }
 315
 316     @Override
 317     public void addDeviceLink(URI linkUri) throws IOException, InvalidDeviceLinkException {
 318         var deviceLinkInfo = DeviceLinkInfo.parseDeviceLinkUri(linkUri);
 319         context.getAccountHelper().addDevice(deviceLinkInfo);
 320     }
 321
 322     @Override
 323     public void setRegistrationLockPin(Optional<String> pin) throws IOException, NotMasterDeviceException {
 324         if (!account.isMasterDevice()) {
 325             throw new NotMasterDeviceException();
 326         }
 327         if (pin.isPresent()) {
 328             context.getAccountHelper().setRegistrationPin(pin.get());
 329         } else {
 330             context.getAccountHelper().removeRegistrationPin();
 331         }
 332     }
 333
 334     void refreshPreKeys() throws IOException {
 335         context.getPreKeyHelper().refreshPreKeys();
 336     }
 337
 338     @Override
 339     public Profile getRecipientProfile(RecipientIdentifier.Single recipient) throws IOException, UnregisteredRecipientException {
 340         return context.getProfileHelper().getRecipientProfile(context.getRecipientHelper().resolveRecipient(recipient));
 341     }
 342
 343     @Override
 344     public List<Group> getGroups() {
 345         return account.getGroupStore().getGroups().stream().map(this::toGroup).toList();
 346     }
 347
 348     private Group toGroup(final GroupInfo groupInfo) {
 349         if (groupInfo == null) {
 350             return null;
 351         }
 352
 353         return Group.from(groupInfo,
 354                 account.getRecipientStore()::resolveRecipientAddress,
 355                 account.getSelfRecipientId());
 356     }
 357
 358     @Override
 359     public SendGroupMessageResults quitGroup(
 360             GroupId groupId, Set<RecipientIdentifier.Single> groupAdmins
 361     ) throws GroupNotFoundException, IOException, NotAGroupMemberException, LastGroupAdminException, UnregisteredRecipientException {
 362         final var newAdmins = context.getRecipientHelper().resolveRecipients(groupAdmins);
 363         return context.getGroupHelper().quitGroup(groupId, newAdmins);
 364     }
 365
 366     @Override
 367     public void deleteGroup(GroupId groupId) throws IOException {
 368         final var group = context.getGroupHelper().getGroup(groupId);
 369         if (group.isMember(account.getSelfRecipientId())) {
 370             throw new IOException(
 371                     "The local group information cannot be removed, as the user is still a member of the group");
 372         }
 373         context.getGroupHelper().deleteGroup(groupId);
 374     }
 375
 376     @Override
 377     public Pair<GroupId, SendGroupMessageResults> createGroup(
 378             String name, Set<RecipientIdentifier.Single> members, File avatarFile
 379     ) throws IOException, AttachmentInvalidException, UnregisteredRecipientException {
 380         return context.getGroupHelper()
 381                 .createGroup(name,
 382                         members == null ? null : context.getRecipientHelper().resolveRecipients(members),
 383                         avatarFile);
 384     }
 385
 386     @Override
 387     public SendGroupMessageResults updateGroup(
 388             final GroupId groupId, final UpdateGroup updateGroup
 389     ) throws IOException, GroupNotFoundException, AttachmentInvalidException, NotAGroupMemberException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 390         return context.getGroupHelper()
 391                 .updateGroup(groupId,
 392                         updateGroup.getName(),
 393                         updateGroup.getDescription(),
 394                         updateGroup.getMembers() == null
 395                                 ? null
 396                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getMembers()),
 397                         updateGroup.getRemoveMembers() == null
 398                                 ? null
 399                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveMembers()),
 400                         updateGroup.getAdmins() == null
 401                                 ? null
 402                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getAdmins()),
 403                         updateGroup.getRemoveAdmins() == null
 404                                 ? null
 405                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getRemoveAdmins()),
 406                         updateGroup.getBanMembers() == null
 407                                 ? null
 408                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getBanMembers()),
 409                         updateGroup.getUnbanMembers() == null
 410                                 ? null
 411                                 : context.getRecipientHelper().resolveRecipients(updateGroup.getUnbanMembers()),
 412                         updateGroup.isResetGroupLink(),
 413                         updateGroup.getGroupLinkState(),
 414                         updateGroup.getAddMemberPermission(),
 415                         updateGroup.getEditDetailsPermission(),
 416                         updateGroup.getAvatarFile(),
 417                         updateGroup.getExpirationTimer(),
 418                         updateGroup.getIsAnnouncementGroup());
 419     }
 420
 421     @Override
 422     public Pair<GroupId, SendGroupMessageResults> joinGroup(
 423             GroupInviteLinkUrl inviteLinkUrl
 424     ) throws IOException, InactiveGroupLinkException {
 425         return context.getGroupHelper().joinGroup(inviteLinkUrl);
 426     }
 427
 428     private SendMessageResults sendMessage(
 429             SignalServiceDataMessage.Builder messageBuilder, Set<RecipientIdentifier> recipients
 430     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 431         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 432         long timestamp = System.currentTimeMillis();
 433         messageBuilder.withTimestamp(timestamp);
 434         for (final var recipient : recipients) {
 435             if (recipient instanceof RecipientIdentifier.Single single) {
 436                 try {
 437                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 438                     final var result = context.getSendHelper().sendMessage(messageBuilder, recipientId);
 439                     results.put(recipient, List.of(toSendMessageResult(result)));
 440                 } catch (UnregisteredRecipientException e) {
 441                     results.put(recipient,
 442                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 443                 }
 444             } else if (recipient instanceof RecipientIdentifier.NoteToSelf) {
 445                 final var result = context.getSendHelper().sendSelfMessage(messageBuilder);
 446                 results.put(recipient, List.of(toSendMessageResult(result)));
 447             } else if (recipient instanceof RecipientIdentifier.Group group) {
 448                 final var result = context.getSendHelper().sendAsGroupMessage(messageBuilder, group.groupId());
 449                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 450             }
 451         }
 452         return new SendMessageResults(timestamp, results);
 453     }
 454
 455     private SendMessageResult toSendMessageResult(final org.whispersystems.signalservice.api.messages.SendMessageResult result) {
 456         return SendMessageResult.from(result,
 457                 account.getRecipientStore(),
 458                 account.getRecipientStore()::resolveRecipientAddress);
 459     }
 460
 461     private SendMessageResults sendTypingMessage(
 462             SignalServiceTypingMessage.Action action, Set<RecipientIdentifier> recipients
 463     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 464         var results = new HashMap<RecipientIdentifier, List<SendMessageResult>>();
 465         final var timestamp = System.currentTimeMillis();
 466         for (var recipient : recipients) {
 467             if (recipient instanceof RecipientIdentifier.Single single) {
 468                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.empty());
 469                 try {
 470                     final var recipientId = context.getRecipientHelper().resolveRecipient(single);
 471                     final var result = context.getSendHelper().sendTypingMessage(message, recipientId);
 472                     results.put(recipient, List.of(toSendMessageResult(result)));
 473                 } catch (UnregisteredRecipientException e) {
 474                     results.put(recipient,
 475                             List.of(SendMessageResult.unregisteredFailure(single.toPartialRecipientAddress())));
 476                 }
 477             } else if (recipient instanceof RecipientIdentifier.Group) {
 478                 final var groupId = ((RecipientIdentifier.Group) recipient).groupId();
 479                 final var message = new SignalServiceTypingMessage(action, timestamp, Optional.of(groupId.serialize()));
 480                 final var result = context.getSendHelper().sendGroupTypingMessage(message, groupId);
 481                 results.put(recipient, result.stream().map(this::toSendMessageResult).toList());
 482             }
 483         }
 484         return new SendMessageResults(timestamp, results);
 485     }
 486
 487     @Override
 488     public SendMessageResults sendTypingMessage(
 489             TypingAction action, Set<RecipientIdentifier> recipients
 490     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 491         return sendTypingMessage(action.toSignalService(), recipients);
 492     }
 493
 494     @Override
 495     public SendMessageResults sendReadReceipt(
 496             RecipientIdentifier.Single sender, List<Long> messageIds
 497     ) throws IOException {
 498         final var timestamp = System.currentTimeMillis();
 499         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.READ,
 500                 messageIds,
 501                 timestamp);
 502
 503         return sendReceiptMessage(sender, timestamp, receiptMessage);
 504     }
 505
 506     @Override
 507     public SendMessageResults sendViewedReceipt(
 508             RecipientIdentifier.Single sender, List<Long> messageIds
 509     ) throws IOException {
 510         final var timestamp = System.currentTimeMillis();
 511         var receiptMessage = new SignalServiceReceiptMessage(SignalServiceReceiptMessage.Type.VIEWED,
 512                 messageIds,
 513                 timestamp);
 514
 515         return sendReceiptMessage(sender, timestamp, receiptMessage);
 516     }
 517
 518     private SendMessageResults sendReceiptMessage(
 519             final RecipientIdentifier.Single sender,
 520             final long timestamp,
 521             final SignalServiceReceiptMessage receiptMessage
 522     ) throws IOException {
 523         try {
 524             final var result = context.getSendHelper()
 525                     .sendReceiptMessage(receiptMessage, context.getRecipientHelper().resolveRecipient(sender));
 526             return new SendMessageResults(timestamp, Map.of(sender, List.of(toSendMessageResult(result))));
 527         } catch (UnregisteredRecipientException e) {
 528             return new SendMessageResults(timestamp,
 529                     Map.of(sender, List.of(SendMessageResult.unregisteredFailure(sender.toPartialRecipientAddress()))));
 530         }
 531     }
 532
 533     @Override
 534     public SendMessageResults sendMessage(
 535             Message message, Set<RecipientIdentifier> recipients
 536     ) throws IOException, AttachmentInvalidException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException, InvalidStickerException {
 537         final var selfProfile = context.getProfileHelper().getSelfProfile();
 538         if (selfProfile == null || selfProfile.getDisplayName().isEmpty()) {
 539             logger.warn(
 540                     "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.");
 541         }
 542         final var messageBuilder = SignalServiceDataMessage.newBuilder();
 543         applyMessage(messageBuilder, message);
 544         return sendMessage(messageBuilder, recipients);
 545     }
 546
 547     private void applyMessage(
 548             final SignalServiceDataMessage.Builder messageBuilder, final Message message
 549     ) throws AttachmentInvalidException, IOException, UnregisteredRecipientException, InvalidStickerException {
 550         messageBuilder.withBody(message.messageText());
 551         final var attachments = message.attachments();
 552         if (attachments != null) {
 553             messageBuilder.withAttachments(context.getAttachmentHelper().uploadAttachments(attachments));
 554         }
 555         if (message.mentions().size() > 0) {
 556             messageBuilder.withMentions(resolveMentions(message.mentions()));
 557         }
 558         if (message.quote().isPresent()) {
 559             final var quote = message.quote().get();
 560             messageBuilder.withQuote(new SignalServiceDataMessage.Quote(quote.timestamp(),
 561                     context.getRecipientHelper()
 562                             .resolveSignalServiceAddress(context.getRecipientHelper().resolveRecipient(quote.author())),
 563                     quote.message(),
 564                     List.of(),
 565                     resolveMentions(quote.mentions()),
 566                     SignalServiceDataMessage.Quote.Type.NORMAL));
 567         }
 568         if (message.sticker().isPresent()) {
 569             final var sticker = message.sticker().get();
 570             final var packId = StickerPackId.deserialize(sticker.packId());
 571             final var stickerId = sticker.stickerId();
 572
 573             final var stickerPack = context.getAccount().getStickerStore().getStickerPack(packId);
 574             if (stickerPack == null) {
 575                 throw new InvalidStickerException("Sticker pack not found");
 576             }
 577             final var manifest = context.getStickerHelper().getOrRetrieveStickerPack(packId, stickerPack.getPackKey());
 578             if (manifest.stickers().size() <= stickerId) {
 579                 throw new InvalidStickerException("Sticker id not part of this pack");
 580             }
 581             final var manifestSticker = manifest.stickers().get(stickerId);
 582             final var streamDetails = context.getStickerPackStore().retrieveSticker(packId, stickerId);
 583             if (streamDetails == null) {
 584                 throw new InvalidStickerException("Missing local sticker file");
 585             }
 586             messageBuilder.withSticker(new SignalServiceDataMessage.Sticker(packId.serialize(),
 587                     stickerPack.getPackKey(),
 588                     stickerId,
 589                     manifestSticker.emoji(),
 590                     AttachmentUtils.createAttachment(streamDetails, Optional.empty())));
 591         }
 592     }
 593
 594     private ArrayList<SignalServiceDataMessage.Mention> resolveMentions(final List<Message.Mention> mentionList) throws IOException, UnregisteredRecipientException {
 595         final var mentions = new ArrayList<SignalServiceDataMessage.Mention>();
 596         for (final var m : mentionList) {
 597             final var recipientId = context.getRecipientHelper().resolveRecipient(m.recipient());
 598             mentions.add(new SignalServiceDataMessage.Mention(context.getRecipientHelper()
 599                     .resolveSignalServiceAddress(recipientId)
 600                     .getServiceId(), m.start(), m.length()));
 601         }
 602         return mentions;
 603     }
 604
 605     @Override
 606     public SendMessageResults sendRemoteDeleteMessage(
 607             long targetSentTimestamp, Set<RecipientIdentifier> recipients
 608     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException {
 609         var delete = new SignalServiceDataMessage.RemoteDelete(targetSentTimestamp);
 610         final var messageBuilder = SignalServiceDataMessage.newBuilder().withRemoteDelete(delete);
 611         for (final var recipient : recipients) {
 612             if (recipient instanceof RecipientIdentifier.Single r) {
 613                 try {
 614                     final var recipientId = context.getRecipientHelper().resolveRecipient(r);
 615                     account.getMessageSendLogStore().deleteEntryForRecipientNonGroup(targetSentTimestamp, recipientId);
 616                 } catch (UnregisteredRecipientException ignored) {
 617                 }
 618             } else if (recipient instanceof RecipientIdentifier.Group r) {
 619                 account.getMessageSendLogStore().deleteEntryForGroup(targetSentTimestamp, r.groupId());
 620             }
 621         }
 622         return sendMessage(messageBuilder, recipients);
 623     }
 624
 625     @Override
 626     public SendMessageResults sendMessageReaction(
 627             String emoji,
 628             boolean remove,
 629             RecipientIdentifier.Single targetAuthor,
 630             long targetSentTimestamp,
 631             Set<RecipientIdentifier> recipients
 632     ) throws IOException, NotAGroupMemberException, GroupNotFoundException, GroupSendingNotAllowedException, UnregisteredRecipientException {
 633         var targetAuthorRecipientId = context.getRecipientHelper().resolveRecipient(targetAuthor);
 634         var reaction = new SignalServiceDataMessage.Reaction(emoji,
 635                 remove,
 636                 context.getRecipientHelper().resolveSignalServiceAddress(targetAuthorRecipientId),
 637                 targetSentTimestamp);
 638         final var messageBuilder = SignalServiceDataMessage.newBuilder().withReaction(reaction);
 639         return sendMessage(messageBuilder, recipients);
 640     }
 641
 642     @Override
 643     public SendMessageResults sendEndSessionMessage(Set<RecipientIdentifier.Single> recipients) throws IOException {
 644         var messageBuilder = SignalServiceDataMessage.newBuilder().asEndSessionMessage();
 645
 646         try {
 647             return sendMessage(messageBuilder,
 648                     recipients.stream().map(RecipientIdentifier.class::cast).collect(Collectors.toSet()));
 649         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 650             throw new AssertionError(e);
 651         } finally {
 652             for (var recipient : recipients) {
 653                 final RecipientId recipientId;
 654                 try {
 655                     recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 656                 } catch (UnregisteredRecipientException e) {
 657                     continue;
 658                 }
 659                 account.getSessionStore().deleteAllSessions(recipientId);
 660             }
 661         }
 662     }
 663
 664     @Override
 665     public void deleteRecipient(final RecipientIdentifier.Single recipient) {
 666         account.removeRecipient(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 667     }
 668
 669     @Override
 670     public void deleteContact(final RecipientIdentifier.Single recipient) {
 671         account.getContactStore()
 672                 .deleteContact(account.getRecipientStore().resolveRecipient(recipient.toPartialRecipientAddress()));
 673     }
 674
 675     @Override
 676     public void setContactName(
 677             RecipientIdentifier.Single recipient, String name
 678     ) throws NotMasterDeviceException, IOException, UnregisteredRecipientException {
 679         if (!account.isMasterDevice()) {
 680             throw new NotMasterDeviceException();
 681         }
 682         context.getContactHelper().setContactName(context.getRecipientHelper().resolveRecipient(recipient), name);
 683     }
 684
 685     @Override
 686     public void setContactBlocked(
 687             RecipientIdentifier.Single recipient, boolean blocked
 688     ) throws NotMasterDeviceException, IOException, UnregisteredRecipientException {
 689         if (!account.isMasterDevice()) {
 690             throw new NotMasterDeviceException();
 691         }
 692         context.getContactHelper().setContactBlocked(context.getRecipientHelper().resolveRecipient(recipient), blocked);
 693         // TODO cycle our profile key, if we're not together in a group with recipient
 694         context.getSyncHelper().sendBlockedList();
 695     }
 696
 697     @Override
 698     public void setGroupBlocked(
 699             final GroupId groupId, final boolean blocked
 700     ) throws GroupNotFoundException, NotMasterDeviceException {
 701         if (!account.isMasterDevice()) {
 702             throw new NotMasterDeviceException();
 703         }
 704         context.getGroupHelper().setGroupBlocked(groupId, blocked);
 705         // TODO cycle our profile key
 706         context.getSyncHelper().sendBlockedList();
 707     }
 708
 709     @Override
 710     public void setExpirationTimer(
 711             RecipientIdentifier.Single recipient, int messageExpirationTimer
 712     ) throws IOException, UnregisteredRecipientException {
 713         var recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 714         context.getContactHelper().setExpirationTimer(recipientId, messageExpirationTimer);
 715         final var messageBuilder = SignalServiceDataMessage.newBuilder().asExpirationUpdate();
 716         try {
 717             sendMessage(messageBuilder, Set.of(recipient));
 718         } catch (NotAGroupMemberException | GroupNotFoundException | GroupSendingNotAllowedException e) {
 719             throw new AssertionError(e);
 720         }
 721     }
 722
 723     @Override
 724     public StickerPackUrl uploadStickerPack(File path) throws IOException, StickerPackInvalidException {
 725         var manifest = StickerUtils.getSignalServiceStickerManifestUpload(path);
 726
 727         var messageSender = dependencies.getMessageSender();
 728
 729         var packKey = KeyUtils.createStickerUploadKey();
 730         var packIdString = messageSender.uploadStickerManifest(manifest, packKey);
 731         var packId = StickerPackId.deserialize(Hex.fromStringCondensed(packIdString));
 732
 733         var sticker = new Sticker(packId, packKey);
 734         account.getStickerStore().updateSticker(sticker);
 735
 736         return new StickerPackUrl(packId, packKey);
 737     }
 738
 739     @Override
 740     public List<StickerPack> getStickerPacks() {
 741         final var stickerPackStore = context.getStickerPackStore();
 742         return account.getStickerStore().getStickerPacks().stream().map(pack -> {
 743             if (stickerPackStore.existsStickerPack(pack.getPackId())) {
 744                 try {
 745                     final var manifest = stickerPackStore.retrieveManifest(pack.getPackId());
 746                     return new StickerPack(pack.getPackId(),
 747                             new StickerPackUrl(pack.getPackId(), pack.getPackKey()),
 748                             pack.isInstalled(),
 749                             manifest.title(),
 750                             manifest.author(),
 751                             Optional.ofNullable(manifest.cover() == null ? null : manifest.cover().toApi()),
 752                             manifest.stickers().stream().map(JsonStickerPack.JsonSticker::toApi).toList());
 753                 } catch (Exception e) {
 754                     logger.warn("Failed to read local sticker pack manifest: {}", e.getMessage(), e);
 755                 }
 756             }
 757
 758             return new StickerPack(pack.getPackId(), pack.getPackKey(), pack.isInstalled());
 759         }).toList();
 760     }
 761
 762     @Override
 763     public void requestAllSyncData() throws IOException {
 764         context.getSyncHelper().requestAllSyncData();
 765         retrieveRemoteStorage();
 766     }
 767
 768     void retrieveRemoteStorage() throws IOException {
 769         if (account.getStorageKey() != null) {
 770             context.getStorageHelper().readDataFromStorage();
 771         }
 772     }
 773
 774     @Override
 775     public void addReceiveHandler(final ReceiveMessageHandler handler, final boolean isWeakListener) {
 776         if (isReceivingSynchronous) {
 777             throw new IllegalStateException("Already receiving message synchronously.");
 778         }
 779         synchronized (messageHandlers) {
 780             if (isWeakListener) {
 781                 weakHandlers.add(handler);
 782             } else {
 783                 messageHandlers.add(handler);
 784                 startReceiveThreadIfRequired();
 785             }
 786         }
 787     }
 788
 789     private static final AtomicInteger threadNumber = new AtomicInteger(0);
 790
 791     private void startReceiveThreadIfRequired() {
 792         if (receiveThread != null) {
 793             return;
 794         }
 795         receiveThread = new Thread(() -> {
 796             logger.debug("Starting receiving messages");
 797             context.getReceiveHelper().receiveMessagesContinuously((envelope, e) -> {
 798                 synchronized (messageHandlers) {
 799                     Stream.concat(messageHandlers.stream(), weakHandlers.stream()).forEach(h -> {
 800                         try {
 801                             h.handleMessage(envelope, e);
 802                         } catch (Throwable ex) {
 803                             logger.warn("Message handler failed, ignoring", ex);
 804                         }
 805                     });
 806                 }
 807             });
 808             logger.debug("Finished receiving messages");
 809             synchronized (messageHandlers) {
 810                 receiveThread = null;
 811
 812                 // Check if in the meantime another handler has been registered
 813                 if (!messageHandlers.isEmpty()) {
 814                     logger.debug("Another handler has been registered, starting receive thread again");
 815                     startReceiveThreadIfRequired();
 816                 }
 817             }
 818         });
 819         receiveThread.setName("receive-" + threadNumber.getAndIncrement());
 820
 821         receiveThread.start();
 822     }
 823
 824     @Override
 825     public void removeReceiveHandler(final ReceiveMessageHandler handler) {
 826         final Thread thread;
 827         synchronized (messageHandlers) {
 828             weakHandlers.remove(handler);
 829             messageHandlers.remove(handler);
 830             if (!messageHandlers.isEmpty() || receiveThread == null || isReceivingSynchronous) {
 831                 return;
 832             }
 833             thread = receiveThread;
 834             receiveThread = null;
 835         }
 836
 837         stopReceiveThread(thread);
 838     }
 839
 840     private void stopReceiveThread(final Thread thread) {
 841         if (context.getReceiveHelper().requestStopReceiveMessages()) {
 842             logger.debug("Receive stop requested, interrupting read from server.");
 843             thread.interrupt();
 844         }
 845         try {
 846             thread.join();
 847         } catch (InterruptedException ignored) {
 848         }
 849     }
 850
 851     @Override
 852     public boolean isReceiving() {
 853         if (isReceivingSynchronous) {
 854             return true;
 855         }
 856         synchronized (messageHandlers) {
 857             return messageHandlers.size() > 0;
 858         }
 859     }
 860
 861     @Override
 862     public void receiveMessages(Duration timeout, ReceiveMessageHandler handler) throws IOException {
 863         receiveMessages(timeout, true, handler);
 864     }
 865
 866     @Override
 867     public void receiveMessages(ReceiveMessageHandler handler) throws IOException {
 868         receiveMessages(Duration.ofMinutes(1), false, handler);
 869     }
 870
 871     private void receiveMessages(
 872             Duration timeout, boolean returnOnTimeout, ReceiveMessageHandler handler
 873     ) throws IOException {
 874         if (isReceiving()) {
 875             throw new IllegalStateException("Already receiving message.");
 876         }
 877         isReceivingSynchronous = true;
 878         receiveThread = Thread.currentThread();
 879         try {
 880             context.getReceiveHelper().receiveMessages(timeout, returnOnTimeout, handler);
 881         } finally {
 882             receiveThread = null;
 883             isReceivingSynchronous = false;
 884         }
 885     }
 886
 887     @Override
 888     public void setIgnoreAttachments(final boolean ignoreAttachments) {
 889         context.getReceiveHelper().setIgnoreAttachments(ignoreAttachments);
 890     }
 891
 892     @Override
 893     public boolean hasCaughtUpWithOldMessages() {
 894         return context.getReceiveHelper().hasCaughtUpWithOldMessages();
 895     }
 896
 897     @Override
 898     public boolean isContactBlocked(final RecipientIdentifier.Single recipient) {
 899         final RecipientId recipientId;
 900         try {
 901             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 902         } catch (IOException | UnregisteredRecipientException e) {
 903             return false;
 904         }
 905         return context.getContactHelper().isContactBlocked(recipientId);
 906     }
 907
 908     @Override
 909     public void sendContacts() throws IOException {
 910         context.getSyncHelper().sendContacts();
 911     }
 912
 913     @Override
 914     public List<Pair<RecipientAddress, Contact>> getContacts() {
 915         return account.getContactStore()
 916                 .getContacts()
 917                 .stream()
 918                 .map(p -> new Pair<>(account.getRecipientStore().resolveRecipientAddress(p.first()), p.second()))
 919                 .toList();
 920     }
 921
 922     @Override
 923     public String getContactOrProfileName(RecipientIdentifier.Single recipient) {
 924         final RecipientId recipientId;
 925         try {
 926             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
 927         } catch (IOException | UnregisteredRecipientException e) {
 928             return null;
 929         }
 930
 931         final var contact = account.getContactStore().getContact(recipientId);
 932         if (contact != null && !Util.isEmpty(contact.getName())) {
 933             return contact.getName();
 934         }
 935
 936         final var profile = context.getProfileHelper().getRecipientProfile(recipientId);
 937         if (profile != null) {
 938             return profile.getDisplayName();
 939         }
 940
 941         return null;
 942     }
 943
 944     @Override
 945     public Group getGroup(GroupId groupId) {
 946         return toGroup(context.getGroupHelper().getGroup(groupId));
 947     }
 948
 949     @Override
 950     public List<Identity> getIdentities() {
 951         return account.getIdentityKeyStore().getIdentities().stream().map(this::toIdentity).toList();
 952     }
 953
 954     private Identity toIdentity(final IdentityInfo identityInfo) {
 955         if (identityInfo == null) {
 956             return null;
 957         }
 958
 959         final var address = account.getRecipientStore().resolveRecipientAddress(identityInfo.getRecipientId());
 960         final var scannableFingerprint = context.getIdentityHelper()
 961                 .computeSafetyNumberForScanning(identityInfo.getRecipientId(), identityInfo.getIdentityKey());
 962         return new Identity(address,
 963                 identityInfo.getIdentityKey(),
 964                 context.getIdentityHelper()
 965                         .computeSafetyNumber(identityInfo.getRecipientId(), identityInfo.getIdentityKey()),
 966                 scannableFingerprint == null ? null : scannableFingerprint.getSerialized(),
 967                 identityInfo.getTrustLevel(),
 968                 identityInfo.getDateAdded());
 969     }
 970
 971     @Override
 972     public List<Identity> getIdentities(RecipientIdentifier.Single recipient) {
 973         IdentityInfo identity;
 974         try {
 975             identity = account.getIdentityKeyStore()
 976                     .getIdentity(context.getRecipientHelper().resolveRecipient(recipient));
 977         } catch (IOException | UnregisteredRecipientException e) {
 978             identity = null;
 979         }
 980         return identity == null ? List.of() : List.of(toIdentity(identity));
 981     }
 982
 983     @Override
 984     public boolean trustIdentityVerified(
 985             RecipientIdentifier.Single recipient, byte[] fingerprint
 986     ) throws UnregisteredRecipientException {
 987         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityVerified(r, fingerprint));
 988     }
 989
 990     @Override
 991     public boolean trustIdentityVerifiedSafetyNumber(
 992             RecipientIdentifier.Single recipient, String safetyNumber
 993     ) throws UnregisteredRecipientException {
 994         return trustIdentity(recipient,
 995                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
 996     }
 997
 998     @Override
 999     public boolean trustIdentityVerifiedSafetyNumber(
1000             RecipientIdentifier.Single recipient, byte[] safetyNumber
1001     ) throws UnregisteredRecipientException {
1002         return trustIdentity(recipient,
1003                 r -> context.getIdentityHelper().trustIdentityVerifiedSafetyNumber(r, safetyNumber));
1004     }
1005
1006     @Override
1007     public boolean trustIdentityAllKeys(RecipientIdentifier.Single recipient) throws UnregisteredRecipientException {
1008         return trustIdentity(recipient, r -> context.getIdentityHelper().trustIdentityAllKeys(r));
1009     }
1010
1011     private boolean trustIdentity(
1012             RecipientIdentifier.Single recipient, Function<RecipientId, Boolean> trustMethod
1013     ) throws UnregisteredRecipientException {
1014         RecipientId recipientId;
1015         try {
1016             recipientId = context.getRecipientHelper().resolveRecipient(recipient);
1017         } catch (IOException e) {
1018             return false;
1019         }
1020         final var updated = trustMethod.apply(recipientId);
1021         if (updated && this.isReceiving()) {
1022             context.getReceiveHelper().setNeedsToRetryFailedMessages(true);
1023         }
1024         return updated;
1025     }
1026
1027     @Override
1028     public void addAddressChangedListener(final Runnable listener) {
1029         synchronized (addressChangedListeners) {
1030             addressChangedListeners.add(listener);
1031         }
1032     }
1033
1034     @Override
1035     public void addClosedListener(final Runnable listener) {
1036         synchronized (closedListeners) {
1037             closedListeners.add(listener);
1038         }
1039     }
1040
1041     @Override
1042     public void close() {
1043         Thread thread;
1044         synchronized (messageHandlers) {
1045             weakHandlers.clear();
1046             messageHandlers.clear();
1047             thread = receiveThread;
1048             receiveThread = null;
1049         }
1050         if (thread != null) {
1051             stopReceiveThread(thread);
1052         }
1053         executor.shutdown();
1054
1055         dependencies.getSignalWebSocket().disconnect();
1056         disposable.dispose();
1057
1058         if (account != null) {
1059             account.close();
1060         }
1061
1062         synchronized (closedListeners) {
1063             closedListeners.forEach(Runnable::run);
1064             closedListeners.clear();
1065         }
1066
1067         account = null;
1068     }
1069 }