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