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