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