nmode's Git Repositories - signal-cli/blob - src/main/java/org/asamk/signal/dbus/DbusSignalImpl.java

   1 package org.asamk.signal.dbus;
   2
   3 import org.asamk.Signal;
   4 import org.asamk.signal.BaseConfig;
   5 import org.asamk.signal.manager.Manager;
   6 import org.asamk.signal.manager.api.StickerPackInvalidException;
   7 import org.asamk.signal.manager.api.AttachmentInvalidException;
   8 import org.asamk.signal.manager.api.Identity;
   9 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  10 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  11 import org.asamk.signal.manager.api.InvalidNumberException;
  12 import org.asamk.signal.manager.api.InvalidStickerException;
  13 import org.asamk.signal.manager.api.Message;
  14 import org.asamk.signal.manager.api.NotMasterDeviceException;
  15 import org.asamk.signal.manager.api.Pair;
  16 import org.asamk.signal.manager.api.RecipientIdentifier;
  17 import org.asamk.signal.manager.api.SendMessageResult;
  18 import org.asamk.signal.manager.api.SendMessageResults;
  19 import org.asamk.signal.manager.api.TypingAction;
  20 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  21 import org.asamk.signal.manager.api.UpdateGroup;
  22 import org.asamk.signal.manager.groups.GroupId;
  23 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  24 import org.asamk.signal.manager.groups.GroupLinkState;
  25 import org.asamk.signal.manager.groups.GroupNotFoundException;
  26 import org.asamk.signal.manager.groups.GroupPermission;
  27 import org.asamk.signal.manager.groups.GroupSendingNotAllowedException;
  28 import org.asamk.signal.manager.groups.LastGroupAdminException;
  29 import org.asamk.signal.manager.groups.NotAGroupMemberException;
  30 import org.asamk.signal.manager.storage.recipients.Profile;
  31 import org.asamk.signal.manager.storage.recipients.RecipientAddress;
  32 import org.asamk.signal.util.SendMessageResultUtils;
  33 import org.freedesktop.dbus.DBusPath;
  34 import org.freedesktop.dbus.connections.impl.DBusConnection;
  35 import org.freedesktop.dbus.exceptions.DBusException;
  36 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  37 import org.freedesktop.dbus.interfaces.DBusInterface;
  38 import org.freedesktop.dbus.types.Variant;
  39 import org.slf4j.Logger;
  40 import org.slf4j.LoggerFactory;
  41
  42 import java.io.File;
  43 import java.io.IOException;
  44 import java.net.URI;
  45 import java.net.URISyntaxException;
  46 import java.util.ArrayList;
  47 import java.util.Arrays;
  48 import java.util.Base64;
  49 import java.util.Collection;
  50 import java.util.HashSet;
  51 import java.util.List;
  52 import java.util.Map;
  53 import java.util.Objects;
  54 import java.util.Optional;
  55 import java.util.Set;
  56 import java.util.UUID;
  57 import java.util.stream.Collectors;
  58 import java.util.stream.Stream;
  59
  60 public class DbusSignalImpl implements Signal {
  61
  62     private final Manager m;
  63     private final DBusConnection connection;
  64     private final String objectPath;
  65     private final boolean noReceiveOnStart;
  66
  67     private DBusPath thisDevice;
  68     private final List<StructDevice> devices = new ArrayList<>();
  69     private final List<StructGroup> groups = new ArrayList<>();
  70     private DbusReceiveMessageHandler dbusMessageHandler;
  71     private int subscriberCount;
  72
  73     private final static Logger logger = LoggerFactory.getLogger(DbusSignalImpl.class);
  74
  75     public DbusSignalImpl(
  76             final Manager m, DBusConnection connection, final String objectPath, final boolean noReceiveOnStart
  77     ) {
  78         this.m = m;
  79         this.connection = connection;
  80         this.objectPath = objectPath;
  81         this.noReceiveOnStart = noReceiveOnStart;
  82     }
  83
  84     public void initObjects() {
  85         if (!noReceiveOnStart) {
  86             subscribeReceive();
  87         }
  88
  89         updateDevices();
  90         updateGroups();
  91         updateConfiguration();
  92     }
  93
  94     public void close() {
  95         if (dbusMessageHandler != null) {
  96             m.removeReceiveHandler(dbusMessageHandler);
  97             dbusMessageHandler = null;
  98         }
  99         unExportDevices();
 100         unExportGroups();
 101         unExportConfiguration();
 102     }
 103
 104     @Override
 105     public String getObjectPath() {
 106         return objectPath;
 107     }
 108
 109     @Override
 110     public String getSelfNumber() {
 111         return m.getSelfNumber();
 112     }
 113
 114     @Override
 115     public void subscribeReceive() {
 116         if (dbusMessageHandler == null) {
 117             dbusMessageHandler = new DbusReceiveMessageHandler(connection, objectPath);
 118             m.addReceiveHandler(dbusMessageHandler);
 119         }
 120         subscriberCount++;
 121     }
 122
 123     @Override
 124     public void unsubscribeReceive() {
 125         subscriberCount = Math.max(0, subscriberCount - 1);
 126         if (subscriberCount == 0 && dbusMessageHandler != null) {
 127             m.removeReceiveHandler(dbusMessageHandler);
 128             dbusMessageHandler = null;
 129         }
 130     }
 131
 132     @Override
 133     public void submitRateLimitChallenge(String challenge, String captcha) {
 134         try {
 135             m.submitRateLimitRecaptchaChallenge(challenge, captcha);
 136         } catch (IOException e) {
 137             throw new Error.Failure("Submit challenge error: " + e.getMessage());
 138         }
 139
 140     }
 141
 142     @Override
 143     public void unregister() throws Error.Failure {
 144         try {
 145             m.unregister();
 146         } catch (IOException e) {
 147             throw new Error.Failure("Failed to unregister: " + e.getMessage());
 148         }
 149     }
 150
 151     @Override
 152     public void deleteAccount() throws Error.Failure {
 153         try {
 154             m.deleteAccount();
 155         } catch (IOException e) {
 156             throw new Error.Failure("Failed to delete account: " + e.getMessage());
 157         }
 158     }
 159
 160     @Override
 161     public void addDevice(String uri) {
 162         try {
 163             m.addDeviceLink(new URI(uri));
 164         } catch (IOException | InvalidDeviceLinkException e) {
 165             throw new Error.Failure(e.getClass().getSimpleName() + " Add device link failed. " + e.getMessage());
 166         } catch (URISyntaxException e) {
 167             throw new Error.InvalidUri(e.getClass().getSimpleName()
 168                     + " Device link uri has invalid format: "
 169                     + e.getMessage());
 170         }
 171     }
 172
 173     @Override
 174     public DBusPath getDevice(long deviceId) {
 175         updateDevices();
 176         final var deviceOptional = devices.stream().filter(g -> g.getId().equals(deviceId)).findFirst();
 177         if (deviceOptional.isEmpty()) {
 178             throw new Error.DeviceNotFound("Device not found");
 179         }
 180         return deviceOptional.get().getObjectPath();
 181     }
 182
 183     @Override
 184     public List<StructDevice> listDevices() {
 185         updateDevices();
 186         return this.devices;
 187     }
 188
 189     @Override
 190     public DBusPath getThisDevice() {
 191         updateDevices();
 192         return thisDevice;
 193     }
 194
 195     @Override
 196     public long sendMessage(final String message, final List<String> attachments, final String recipient) {
 197         return sendMessage(message, attachments, List.of(recipient));
 198     }
 199
 200     @Override
 201     public long sendMessage(final String message, final List<String> attachments, final List<String> recipients) {
 202         try {
 203             final var results = m.sendMessage(new Message(message,
 204                             attachments,
 205                             List.of(),
 206                             Optional.empty(),
 207                             Optional.empty()),
 208                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 209                             .map(RecipientIdentifier.class::cast)
 210                             .collect(Collectors.toSet()));
 211
 212             checkSendMessageResults(results);
 213             return results.timestamp();
 214         } catch (AttachmentInvalidException e) {
 215             throw new Error.AttachmentInvalid(e.getMessage());
 216         } catch (IOException | InvalidStickerException e) {
 217             throw new Error.Failure(e);
 218         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 219             throw new Error.GroupNotFound(e.getMessage());
 220         } catch (UnregisteredRecipientException e) {
 221             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 222         }
 223     }
 224
 225     @Override
 226     public long sendRemoteDeleteMessage(
 227             final long targetSentTimestamp, final String recipient
 228     ) {
 229         return sendRemoteDeleteMessage(targetSentTimestamp, List.of(recipient));
 230     }
 231
 232     @Override
 233     public long sendRemoteDeleteMessage(
 234             final long targetSentTimestamp, final List<String> recipients
 235     ) {
 236         try {
 237             final var results = m.sendRemoteDeleteMessage(targetSentTimestamp,
 238                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 239                             .map(RecipientIdentifier.class::cast)
 240                             .collect(Collectors.toSet()));
 241             checkSendMessageResults(results);
 242             return results.timestamp();
 243         } catch (IOException e) {
 244             throw new Error.Failure(e.getMessage());
 245         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 246             throw new Error.GroupNotFound(e.getMessage());
 247         }
 248     }
 249
 250     @Override
 251     public long sendMessageReaction(
 252             final String emoji,
 253             final boolean remove,
 254             final String targetAuthor,
 255             final long targetSentTimestamp,
 256             final String recipient
 257     ) {
 258         return sendMessageReaction(emoji, remove, targetAuthor, targetSentTimestamp, List.of(recipient));
 259     }
 260
 261     @Override
 262     public long sendMessageReaction(
 263             final String emoji,
 264             final boolean remove,
 265             final String targetAuthor,
 266             final long targetSentTimestamp,
 267             final List<String> recipients
 268     ) {
 269         try {
 270             final var results = m.sendMessageReaction(emoji,
 271                     remove,
 272                     getSingleRecipientIdentifier(targetAuthor, m.getSelfNumber()),
 273                     targetSentTimestamp,
 274                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 275                             .map(RecipientIdentifier.class::cast)
 276                             .collect(Collectors.toSet()));
 277             checkSendMessageResults(results);
 278             return results.timestamp();
 279         } catch (IOException e) {
 280             throw new Error.Failure(e.getMessage());
 281         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 282             throw new Error.GroupNotFound(e.getMessage());
 283         } catch (UnregisteredRecipientException e) {
 284             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 285         }
 286     }
 287
 288     @Override
 289     public void sendTyping(
 290             final String recipient, final boolean stop
 291     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity {
 292         try {
 293             final var results = m.sendTypingMessage(stop ? TypingAction.STOP : TypingAction.START,
 294                     getSingleRecipientIdentifiers(List.of(recipient), m.getSelfNumber()).stream()
 295                             .map(RecipientIdentifier.class::cast)
 296                             .collect(Collectors.toSet()));
 297             checkSendMessageResults(results);
 298         } catch (IOException e) {
 299             throw new Error.Failure(e.getMessage());
 300         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 301             throw new Error.GroupNotFound(e.getMessage());
 302         }
 303     }
 304
 305     @Override
 306     public void sendReadReceipt(
 307             final String recipient, final List<Long> messageIds
 308     ) throws Error.Failure, Error.UntrustedIdentity {
 309         try {
 310             final var results = m.sendReadReceipt(getSingleRecipientIdentifier(recipient, m.getSelfNumber()),
 311                     messageIds);
 312             checkSendMessageResults(results);
 313         } catch (IOException e) {
 314             throw new Error.Failure(e.getMessage());
 315         }
 316     }
 317
 318     @Override
 319     public void sendViewedReceipt(
 320             final String recipient, final List<Long> messageIds
 321     ) throws Error.Failure, Error.UntrustedIdentity {
 322         try {
 323             final var results = m.sendViewedReceipt(getSingleRecipientIdentifier(recipient, m.getSelfNumber()),
 324                     messageIds);
 325             checkSendMessageResults(results);
 326         } catch (IOException e) {
 327             throw new Error.Failure(e.getMessage());
 328         }
 329     }
 330
 331     @Override
 332     public void sendContacts() {
 333         try {
 334             m.sendContacts();
 335         } catch (IOException e) {
 336             throw new Error.Failure("SendContacts error: " + e.getMessage());
 337         }
 338     }
 339
 340     @Override
 341     public void sendSyncRequest() {
 342         try {
 343             m.requestAllSyncData();
 344         } catch (IOException e) {
 345             throw new Error.Failure("Request sync data error: " + e.getMessage());
 346         }
 347     }
 348
 349     @Override
 350     public long sendNoteToSelfMessage(
 351             final String message, final List<String> attachments
 352     ) throws Error.AttachmentInvalid, Error.Failure, Error.UntrustedIdentity {
 353         try {
 354             final var results = m.sendMessage(new Message(message,
 355                     attachments,
 356                     List.of(),
 357                     Optional.empty(),
 358                     Optional.empty()), Set.of(RecipientIdentifier.NoteToSelf.INSTANCE));
 359             checkSendMessageResults(results);
 360             return results.timestamp();
 361         } catch (AttachmentInvalidException e) {
 362             throw new Error.AttachmentInvalid(e.getMessage());
 363         } catch (IOException | InvalidStickerException e) {
 364             throw new Error.Failure(e.getMessage());
 365         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 366             throw new Error.GroupNotFound(e.getMessage());
 367         } catch (UnregisteredRecipientException e) {
 368             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 369         }
 370     }
 371
 372     @Override
 373     public void sendEndSessionMessage(final List<String> recipients) {
 374         try {
 375             final var results = m.sendEndSessionMessage(getSingleRecipientIdentifiers(recipients, m.getSelfNumber()));
 376             checkSendMessageResults(results);
 377         } catch (IOException e) {
 378             throw new Error.Failure(e.getMessage());
 379         }
 380     }
 381
 382     @Override
 383     public void deleteRecipient(final String recipient) throws Error.Failure {
 384         m.deleteRecipient(getSingleRecipientIdentifier(recipient, m.getSelfNumber()));
 385     }
 386
 387     @Override
 388     public void deleteContact(final String recipient) throws Error.Failure {
 389         m.deleteContact(getSingleRecipientIdentifier(recipient, m.getSelfNumber()));
 390     }
 391
 392     @Override
 393     public long sendGroupMessage(final String message, final List<String> attachments, final byte[] groupId) {
 394         try {
 395             var results = m.sendMessage(new Message(message,
 396                     attachments,
 397                     List.of(),
 398                     Optional.empty(),
 399                     Optional.empty()), Set.of(getGroupRecipientIdentifier(groupId)));
 400             checkSendMessageResults(results);
 401             return results.timestamp();
 402         } catch (IOException | InvalidStickerException e) {
 403             throw new Error.Failure(e.getMessage());
 404         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 405             throw new Error.GroupNotFound(e.getMessage());
 406         } catch (AttachmentInvalidException e) {
 407             throw new Error.AttachmentInvalid(e.getMessage());
 408         } catch (UnregisteredRecipientException e) {
 409             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 410         }
 411     }
 412
 413     @Override
 414     public void sendGroupTyping(
 415             final byte[] groupId, final boolean stop
 416     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity {
 417         try {
 418             final var results = m.sendTypingMessage(stop ? TypingAction.STOP : TypingAction.START,
 419                     Set.of(getGroupRecipientIdentifier(groupId)));
 420             checkSendMessageResults(results);
 421         } catch (IOException e) {
 422             throw new Error.Failure(e.getMessage());
 423         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 424             throw new Error.GroupNotFound(e.getMessage());
 425         }
 426     }
 427
 428     @Override
 429     public long sendGroupRemoteDeleteMessage(
 430             final long targetSentTimestamp, final byte[] groupId
 431     ) {
 432         try {
 433             final var results = m.sendRemoteDeleteMessage(targetSentTimestamp,
 434                     Set.of(getGroupRecipientIdentifier(groupId)));
 435             checkSendMessageResults(results);
 436             return results.timestamp();
 437         } catch (IOException e) {
 438             throw new Error.Failure(e.getMessage());
 439         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 440             throw new Error.GroupNotFound(e.getMessage());
 441         }
 442     }
 443
 444     @Override
 445     public long sendGroupMessageReaction(
 446             final String emoji,
 447             final boolean remove,
 448             final String targetAuthor,
 449             final long targetSentTimestamp,
 450             final byte[] groupId
 451     ) {
 452         try {
 453             final var results = m.sendMessageReaction(emoji,
 454                     remove,
 455                     getSingleRecipientIdentifier(targetAuthor, m.getSelfNumber()),
 456                     targetSentTimestamp,
 457                     Set.of(getGroupRecipientIdentifier(groupId)));
 458             checkSendMessageResults(results);
 459             return results.timestamp();
 460         } catch (IOException e) {
 461             throw new Error.Failure(e.getMessage());
 462         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 463             throw new Error.GroupNotFound(e.getMessage());
 464         } catch (UnregisteredRecipientException e) {
 465             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 466         }
 467     }
 468
 469     // Since contact names might be empty if not defined, also potentially return
 470     // the profile name
 471     @Override
 472     public String getContactName(final String number) {
 473         final var name = m.getContactOrProfileName(getSingleRecipientIdentifier(number, m.getSelfNumber()));
 474         return name == null ? "" : name;
 475     }
 476
 477     @Override
 478     public void setContactName(final String number, final String name) {
 479         try {
 480             m.setContactName(getSingleRecipientIdentifier(number, m.getSelfNumber()), name);
 481         } catch (NotMasterDeviceException e) {
 482             throw new Error.Failure("This command doesn't work on linked devices.");
 483         } catch (IOException e) {
 484             throw new Error.Failure("Contact is not registered.");
 485         } catch (UnregisteredRecipientException e) {
 486             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 487         }
 488     }
 489
 490     @Override
 491     public void setExpirationTimer(final String number, final int expiration) {
 492         try {
 493             m.setExpirationTimer(getSingleRecipientIdentifier(number, m.getSelfNumber()), expiration);
 494         } catch (IOException e) {
 495             throw new Error.Failure(e.getMessage());
 496         } catch (UnregisteredRecipientException e) {
 497             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 498         }
 499     }
 500
 501     @Override
 502     public void setContactBlocked(final String number, final boolean blocked) {
 503         try {
 504             m.setContactBlocked(getSingleRecipientIdentifier(number, m.getSelfNumber()), blocked);
 505         } catch (NotMasterDeviceException e) {
 506             throw new Error.Failure("This command doesn't work on linked devices.");
 507         } catch (IOException e) {
 508             throw new Error.Failure(e.getMessage());
 509         } catch (UnregisteredRecipientException e) {
 510             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 511         }
 512     }
 513
 514     @Override
 515     public void setGroupBlocked(final byte[] groupId, final boolean blocked) {
 516         try {
 517             m.setGroupBlocked(getGroupId(groupId), blocked);
 518         } catch (NotMasterDeviceException e) {
 519             throw new Error.Failure("This command doesn't work on linked devices.");
 520         } catch (GroupNotFoundException e) {
 521             throw new Error.GroupNotFound(e.getMessage());
 522         } catch (IOException e) {
 523             throw new Error.Failure(e.getMessage());
 524         }
 525     }
 526
 527     @Override
 528     public List<byte[]> getGroupIds() {
 529         var groups = m.getGroups();
 530         return groups.stream().map(g -> g.groupId().serialize()).toList();
 531     }
 532
 533     @Override
 534     public DBusPath getGroup(final byte[] groupId) {
 535         updateGroups();
 536         final var groupOptional = groups.stream().filter(g -> Arrays.equals(g.getId(), groupId)).findFirst();
 537         if (groupOptional.isEmpty()) {
 538             throw new Error.GroupNotFound("Group not found");
 539         }
 540         return groupOptional.get().getObjectPath();
 541     }
 542
 543     @Override
 544     public List<StructGroup> listGroups() {
 545         updateGroups();
 546         return groups;
 547     }
 548
 549     @Override
 550     public String getGroupName(final byte[] groupId) {
 551         var group = m.getGroup(getGroupId(groupId));
 552         if (group == null || group.title() == null) {
 553             return "";
 554         } else {
 555             return group.title();
 556         }
 557     }
 558
 559     @Override
 560     public List<String> getGroupMembers(final byte[] groupId) {
 561         var group = m.getGroup(getGroupId(groupId));
 562         if (group == null) {
 563             return List.of();
 564         } else {
 565             final var members = group.members();
 566             return getRecipientStrings(members);
 567         }
 568     }
 569
 570     @Override
 571     public byte[] createGroup(
 572             final String name, final List<String> members, final String avatar
 573     ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber {
 574         return updateGroup(new byte[0], name, members, avatar);
 575     }
 576
 577     @Override
 578     public byte[] updateGroup(byte[] groupId, String name, List<String> members, String avatar) {
 579         try {
 580             groupId = nullIfEmpty(groupId);
 581             name = nullIfEmpty(name);
 582             avatar = nullIfEmpty(avatar);
 583             final var memberIdentifiers = getSingleRecipientIdentifiers(members, m.getSelfNumber());
 584             if (groupId == null) {
 585                 final var results = m.createGroup(name, memberIdentifiers, avatar == null ? null : new File(avatar));
 586                 updateGroups();
 587                 checkGroupSendMessageResults(results.second().timestamp(), results.second().results());
 588                 return results.first().serialize();
 589             } else {
 590                 final var results = m.updateGroup(getGroupId(groupId),
 591                         UpdateGroup.newBuilder()
 592                                 .withName(name)
 593                                 .withMembers(memberIdentifiers)
 594                                 .withAvatarFile(avatar == null ? null : new File(avatar))
 595                                 .build());
 596                 if (results != null) {
 597                     checkGroupSendMessageResults(results.timestamp(), results.results());
 598                 }
 599                 return groupId;
 600             }
 601         } catch (IOException e) {
 602             throw new Error.Failure(e.getMessage());
 603         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 604             throw new Error.GroupNotFound(e.getMessage());
 605         } catch (AttachmentInvalidException e) {
 606             throw new Error.AttachmentInvalid(e.getMessage());
 607         } catch (UnregisteredRecipientException e) {
 608             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 609         }
 610     }
 611
 612     @Override
 613     public boolean isRegistered() {
 614         return true;
 615     }
 616
 617     @Override
 618     public boolean isRegistered(String number) {
 619         var result = isRegistered(List.of(number));
 620         return result.get(0);
 621     }
 622
 623     @Override
 624     public List<Boolean> isRegistered(List<String> numbers) {
 625         if (numbers.isEmpty()) {
 626             return List.of();
 627         }
 628
 629         Map<String, Pair<String, UUID>> registered;
 630         try {
 631             registered = m.areUsersRegistered(new HashSet<>(numbers));
 632         } catch (IOException e) {
 633             throw new Error.Failure(e.getMessage());
 634         }
 635
 636         return numbers.stream().map(number -> {
 637             var uuid = registered.get(number).second();
 638             return uuid != null;
 639         }).toList();
 640     }
 641
 642     @Override
 643     public void updateProfile(
 644             String givenName,
 645             String familyName,
 646             String about,
 647             String aboutEmoji,
 648             String avatarPath,
 649             final boolean removeAvatar
 650     ) {
 651         try {
 652             givenName = nullIfEmpty(givenName);
 653             familyName = nullIfEmpty(familyName);
 654             about = nullIfEmpty(about);
 655             aboutEmoji = nullIfEmpty(aboutEmoji);
 656             avatarPath = nullIfEmpty(avatarPath);
 657             Optional<File> avatarFile = removeAvatar
 658                     ? Optional.empty()
 659                     : avatarPath == null ? null : Optional.of(new File(avatarPath));
 660             m.setProfile(givenName, familyName, about, aboutEmoji, avatarFile);
 661         } catch (IOException e) {
 662             throw new Error.Failure(e.getMessage());
 663         }
 664     }
 665
 666     @Override
 667     public void updateProfile(
 668             final String name,
 669             final String about,
 670             final String aboutEmoji,
 671             String avatarPath,
 672             final boolean removeAvatar
 673     ) {
 674         updateProfile(name, "", about, aboutEmoji, avatarPath, removeAvatar);
 675     }
 676
 677     @Override
 678     public void removePin() {
 679         try {
 680             m.setRegistrationLockPin(Optional.empty());
 681         } catch (IOException e) {
 682             throw new Error.Failure("Remove pin error: " + e.getMessage());
 683         } catch (NotMasterDeviceException e) {
 684             throw new Error.Failure("This command doesn't work on linked devices.");
 685         }
 686     }
 687
 688     @Override
 689     public void setPin(String registrationLockPin) {
 690         try {
 691             m.setRegistrationLockPin(Optional.of(registrationLockPin));
 692         } catch (IOException e) {
 693             throw new Error.Failure("Set pin error: " + e.getMessage());
 694         } catch (NotMasterDeviceException e) {
 695             throw new Error.Failure("This command doesn't work on linked devices.");
 696         }
 697     }
 698
 699     // Provide option to query a version string in order to react on potential
 700     // future interface changes
 701     @Override
 702     public String version() {
 703         return BaseConfig.PROJECT_VERSION;
 704     }
 705
 706     // Create a unique list of Numbers from Identities and Contacts to really get
 707     // all numbers the system knows
 708     @Override
 709     public List<String> listNumbers() {
 710         return Stream.concat(m.getIdentities().stream().map(Identity::recipient),
 711                         m.getContacts().stream().map(Pair::first))
 712                 .map(a -> a.number().orElse(null))
 713                 .filter(Objects::nonNull)
 714                 .distinct()
 715                 .toList();
 716     }
 717
 718     @Override
 719     public List<String> getContactNumber(final String name) {
 720         // Contact names have precedence.
 721         var numbers = new ArrayList<String>();
 722         var contacts = m.getContacts();
 723         for (var c : contacts) {
 724             if (name.equals(c.second().getName())) {
 725                 numbers.add(c.first().getLegacyIdentifier());
 726             }
 727         }
 728         // Try profiles if no contact name was found
 729         for (var identity : m.getIdentities()) {
 730             final var address = identity.recipient();
 731             var number = address.number().orElse(null);
 732             if (number != null) {
 733                 Profile profile = null;
 734                 try {
 735                     profile = m.getRecipientProfile(RecipientIdentifier.Single.fromAddress(address));
 736                 } catch (IOException | UnregisteredRecipientException ignored) {
 737                 }
 738                 if (profile != null && profile.getDisplayName().equals(name)) {
 739                     numbers.add(number);
 740                 }
 741             }
 742         }
 743         return numbers;
 744     }
 745
 746     @Override
 747     public void quitGroup(final byte[] groupId) {
 748         var group = getGroupId(groupId);
 749         try {
 750             m.quitGroup(group, Set.of());
 751         } catch (GroupNotFoundException | NotAGroupMemberException e) {
 752             throw new Error.GroupNotFound(e.getMessage());
 753         } catch (IOException | LastGroupAdminException e) {
 754             throw new Error.Failure(e.getMessage());
 755         } catch (UnregisteredRecipientException e) {
 756             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 757         }
 758     }
 759
 760     @Override
 761     public byte[] joinGroup(final String groupLink) {
 762         try {
 763             final var linkUrl = GroupInviteLinkUrl.fromUri(groupLink);
 764             if (linkUrl == null) {
 765                 throw new Error.Failure("Group link is invalid:");
 766             }
 767             final var result = m.joinGroup(linkUrl);
 768             return result.first().serialize();
 769         } catch (GroupInviteLinkUrl.InvalidGroupLinkException | InactiveGroupLinkException e) {
 770             throw new Error.Failure("Group link is invalid: " + e.getMessage());
 771         } catch (GroupInviteLinkUrl.UnknownGroupLinkVersionException e) {
 772             throw new Error.Failure("Group link was created with an incompatible version: " + e.getMessage());
 773         } catch (IOException e) {
 774             throw new Error.Failure(e.getMessage());
 775         }
 776     }
 777
 778     @Override
 779     public boolean isContactBlocked(final String number) {
 780         return m.isContactBlocked(getSingleRecipientIdentifier(number, m.getSelfNumber()));
 781     }
 782
 783     @Override
 784     public boolean isGroupBlocked(final byte[] groupId) {
 785         var group = m.getGroup(getGroupId(groupId));
 786         if (group == null) {
 787             return false;
 788         } else {
 789             return group.isBlocked();
 790         }
 791     }
 792
 793     @Override
 794     public boolean isMember(final byte[] groupId) {
 795         var group = m.getGroup(getGroupId(groupId));
 796         if (group == null) {
 797             return false;
 798         } else {
 799             return group.isMember();
 800         }
 801     }
 802
 803     @Override
 804     public String uploadStickerPack(String stickerPackPath) {
 805         File path = new File(stickerPackPath);
 806         try {
 807             return m.uploadStickerPack(path).toString();
 808         } catch (IOException e) {
 809             throw new Error.Failure("Upload error (maybe image size is too large):" + e.getMessage());
 810         } catch (StickerPackInvalidException e) {
 811             throw new Error.Failure("Invalid sticker pack: " + e.getMessage());
 812         }
 813     }
 814
 815     private static void checkSendMessageResult(long timestamp, SendMessageResult result) throws DBusExecutionException {
 816         var error = SendMessageResultUtils.getErrorMessageFromSendMessageResult(result);
 817
 818         if (error == null) {
 819             return;
 820         }
 821
 822         final var message = "\nFailed to send message:\n" + error + '\n' + timestamp;
 823
 824         if (result.isIdentityFailure()) {
 825             throw new Error.UntrustedIdentity(message);
 826         } else {
 827             throw new Error.Failure(message);
 828         }
 829     }
 830
 831     private void checkSendMessageResults(final SendMessageResults results) {
 832         final var sendMessageResults = results.results().values().stream().findFirst();
 833         if (results.results().size() == 1 && sendMessageResults.get().size() == 1) {
 834             checkSendMessageResult(results.timestamp(), sendMessageResults.get().stream().findFirst().get());
 835             return;
 836         }
 837
 838         if (results.hasSuccess()) {
 839             return;
 840         }
 841
 842         var message = new StringBuilder();
 843         message.append("Failed to send messages:\n");
 844         var errors = SendMessageResultUtils.getErrorMessagesFromSendMessageResults(results.results());
 845         for (var error : errors) {
 846             message.append(error).append('\n');
 847         }
 848         message.append(results.timestamp());
 849
 850         throw new Error.Failure(message.toString());
 851     }
 852
 853     private static void checkGroupSendMessageResults(
 854             long timestamp, Collection<SendMessageResult> results
 855     ) throws DBusExecutionException {
 856         if (results.size() == 1) {
 857             checkSendMessageResult(timestamp, results.stream().findFirst().get());
 858             return;
 859         }
 860
 861         var errors = SendMessageResultUtils.getErrorMessagesFromSendMessageResults(results);
 862         if (errors.size() < results.size()) {
 863             return;
 864         }
 865
 866         var message = new StringBuilder();
 867         message.append("Failed to send message:\n");
 868         for (var error : errors) {
 869             message.append(error).append('\n');
 870         }
 871         message.append(timestamp);
 872
 873         throw new Error.Failure(message.toString());
 874     }
 875
 876     private static List<String> getRecipientStrings(final Set<RecipientAddress> members) {
 877         return members.stream().map(RecipientAddress::getLegacyIdentifier).toList();
 878     }
 879
 880     private static Set<RecipientIdentifier.Single> getSingleRecipientIdentifiers(
 881             final Collection<String> recipientStrings, final String localNumber
 882     ) throws DBusExecutionException {
 883         final var identifiers = new HashSet<RecipientIdentifier.Single>();
 884         for (var recipientString : recipientStrings) {
 885             identifiers.add(getSingleRecipientIdentifier(recipientString, localNumber));
 886         }
 887         return identifiers;
 888     }
 889
 890     private static RecipientIdentifier.Single getSingleRecipientIdentifier(
 891             final String recipientString, final String localNumber
 892     ) throws DBusExecutionException {
 893         try {
 894             return RecipientIdentifier.Single.fromString(recipientString, localNumber);
 895         } catch (InvalidNumberException e) {
 896             throw new Error.InvalidNumber(e.getMessage());
 897         }
 898     }
 899
 900     private RecipientIdentifier.Group getGroupRecipientIdentifier(final byte[] groupId) {
 901         return new RecipientIdentifier.Group(getGroupId(groupId));
 902     }
 903
 904     private static GroupId getGroupId(byte[] groupId) throws DBusExecutionException {
 905         try {
 906             return GroupId.unknownVersion(groupId);
 907         } catch (Throwable e) {
 908             throw new Error.InvalidGroupId("Invalid group id: " + e.getMessage());
 909         }
 910     }
 911
 912     private byte[] nullIfEmpty(final byte[] array) {
 913         return array.length == 0 ? null : array;
 914     }
 915
 916     private String nullIfEmpty(final String name) {
 917         return name.isEmpty() ? null : name;
 918     }
 919
 920     private String emptyIfNull(final String string) {
 921         return string == null ? "" : string;
 922     }
 923
 924     private static String getDeviceObjectPath(String basePath, long deviceId) {
 925         return basePath + "/Devices/" + deviceId;
 926     }
 927
 928     private void updateDevices() {
 929         List<org.asamk.signal.manager.api.Device> linkedDevices;
 930         try {
 931             linkedDevices = m.getLinkedDevices();
 932         } catch (IOException e) {
 933             throw new Error.Failure("Failed to get linked devices: " + e.getMessage());
 934         }
 935
 936         unExportDevices();
 937
 938         linkedDevices.forEach(d -> {
 939             final var object = new DbusSignalDeviceImpl(d);
 940             final var deviceObjectPath = object.getObjectPath();
 941             exportObject(object);
 942             if (d.isThisDevice()) {
 943                 thisDevice = new DBusPath(deviceObjectPath);
 944             }
 945             this.devices.add(new StructDevice(new DBusPath(deviceObjectPath), (long) d.id(), emptyIfNull(d.name())));
 946         });
 947     }
 948
 949     private void unExportDevices() {
 950         this.devices.stream()
 951                 .map(StructDevice::getObjectPath)
 952                 .map(DBusPath::getPath)
 953                 .forEach(connection::unExportObject);
 954         this.devices.clear();
 955     }
 956
 957     private static String getGroupObjectPath(String basePath, byte[] groupId) {
 958         return basePath + "/Groups/" + Base64.getEncoder()
 959                 .encodeToString(groupId)
 960                 .replace("+", "_")
 961                 .replace("/", "_")
 962                 .replace("=", "_");
 963     }
 964
 965     private void updateGroups() {
 966         List<org.asamk.signal.manager.api.Group> groups;
 967         groups = m.getGroups();
 968
 969         unExportGroups();
 970
 971         groups.forEach(g -> {
 972             final var object = new DbusSignalGroupImpl(g.groupId());
 973             exportObject(object);
 974             this.groups.add(new StructGroup(new DBusPath(object.getObjectPath()),
 975                     g.groupId().serialize(),
 976                     emptyIfNull(g.title())));
 977         });
 978     }
 979
 980     private void unExportGroups() {
 981         this.groups.stream().map(StructGroup::getObjectPath).map(DBusPath::getPath).forEach(connection::unExportObject);
 982         this.groups.clear();
 983     }
 984
 985     private static String getConfigurationObjectPath(String basePath) {
 986         return basePath + "/Configuration";
 987     }
 988
 989     private void updateConfiguration() {
 990         unExportConfiguration();
 991         final var object = new DbusSignalConfigurationImpl();
 992         exportObject(object);
 993     }
 994
 995     private void unExportConfiguration() {
 996         final var objectPath = getConfigurationObjectPath(this.objectPath);
 997         connection.unExportObject(objectPath);
 998     }
 999
1000     private void exportObject(final DBusInterface object) {
1001         try {
1002             connection.exportObject(object);
1003             logger.debug("Exported dbus object: " + object.getObjectPath());
1004         } catch (DBusException e) {
1005             e.printStackTrace();
1006         }
1007     }
1008
1009     public class DbusSignalDeviceImpl extends DbusProperties implements Signal.Device {
1010
1011         private final org.asamk.signal.manager.api.Device device;
1012
1013         public DbusSignalDeviceImpl(final org.asamk.signal.manager.api.Device device) {
1014             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Device",
1015                     List.of(new DbusProperty<>("Id", device::id),
1016                             new DbusProperty<>("Name", () -> emptyIfNull(device.name()), this::setDeviceName),
1017                             new DbusProperty<>("Created", device::created),
1018                             new DbusProperty<>("LastSeen", device::lastSeen))));
1019             this.device = device;
1020         }
1021
1022         @Override
1023         public String getObjectPath() {
1024             return getDeviceObjectPath(objectPath, device.id());
1025         }
1026
1027         @Override
1028         public void removeDevice() throws Error.Failure {
1029             try {
1030                 m.removeLinkedDevices(device.id());
1031                 updateDevices();
1032             } catch (IOException e) {
1033                 throw new Error.Failure(e.getMessage());
1034             }
1035         }
1036
1037         private void setDeviceName(String name) {
1038             if (!device.isThisDevice()) {
1039                 throw new Error.Failure("Only the name of this device can be changed");
1040             }
1041             try {
1042                 m.updateAccountAttributes(name);
1043                 // update device list
1044                 updateDevices();
1045             } catch (IOException e) {
1046                 throw new Error.Failure(e.getMessage());
1047             }
1048         }
1049     }
1050
1051     public class DbusSignalConfigurationImpl extends DbusProperties implements Signal.Configuration {
1052
1053         public DbusSignalConfigurationImpl(
1054         ) {
1055             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Configuration",
1056                     List.of(new DbusProperty<>("ReadReceipts", this::getReadReceipts, this::setReadReceipts),
1057                             new DbusProperty<>("UnidentifiedDeliveryIndicators",
1058                                     this::getUnidentifiedDeliveryIndicators,
1059                                     this::setUnidentifiedDeliveryIndicators),
1060                             new DbusProperty<>("TypingIndicators",
1061                                     this::getTypingIndicators,
1062                                     this::setTypingIndicators),
1063                             new DbusProperty<>("LinkPreviews", this::getLinkPreviews, this::setLinkPreviews))));
1064
1065         }
1066
1067         @Override
1068         public String getObjectPath() {
1069             return getConfigurationObjectPath(objectPath);
1070         }
1071
1072         public void setReadReceipts(Boolean readReceipts) {
1073             setConfiguration(readReceipts, null, null, null);
1074         }
1075
1076         public void setUnidentifiedDeliveryIndicators(Boolean unidentifiedDeliveryIndicators) {
1077             setConfiguration(null, unidentifiedDeliveryIndicators, null, null);
1078         }
1079
1080         public void setTypingIndicators(Boolean typingIndicators) {
1081             setConfiguration(null, null, typingIndicators, null);
1082         }
1083
1084         public void setLinkPreviews(Boolean linkPreviews) {
1085             setConfiguration(null, null, null, linkPreviews);
1086         }
1087
1088         private void setConfiguration(
1089                 Boolean readReceipts,
1090                 Boolean unidentifiedDeliveryIndicators,
1091                 Boolean typingIndicators,
1092                 Boolean linkPreviews
1093         ) {
1094             try {
1095                 m.updateConfiguration(new org.asamk.signal.manager.api.Configuration(Optional.ofNullable(readReceipts),
1096                         Optional.ofNullable(unidentifiedDeliveryIndicators),
1097                         Optional.ofNullable(typingIndicators),
1098                         Optional.ofNullable(linkPreviews)));
1099             } catch (IOException e) {
1100                 throw new Error.Failure("UpdateAccount error: " + e.getMessage());
1101             } catch (NotMasterDeviceException e) {
1102                 throw new Error.Failure("This command doesn't work on linked devices.");
1103             }
1104         }
1105
1106         private boolean getReadReceipts() {
1107             return m.getConfiguration().readReceipts().orElse(false);
1108         }
1109
1110         private boolean getUnidentifiedDeliveryIndicators() {
1111             return m.getConfiguration().unidentifiedDeliveryIndicators().orElse(false);
1112         }
1113
1114         private boolean getTypingIndicators() {
1115             return m.getConfiguration().typingIndicators().orElse(false);
1116         }
1117
1118         private boolean getLinkPreviews() {
1119             return m.getConfiguration().linkPreviews().orElse(false);
1120         }
1121     }
1122
1123     public class DbusSignalGroupImpl extends DbusProperties implements Signal.Group {
1124
1125         private final GroupId groupId;
1126
1127         public DbusSignalGroupImpl(final GroupId groupId) {
1128             this.groupId = groupId;
1129             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Group",
1130                     List.of(new DbusProperty<>("Id", groupId::serialize),
1131                             new DbusProperty<>("Name", () -> emptyIfNull(getGroup().title()), this::setGroupName),
1132                             new DbusProperty<>("Description",
1133                                     () -> emptyIfNull(getGroup().description()),
1134                                     this::setGroupDescription),
1135                             new DbusProperty<>("Avatar", this::setGroupAvatar),
1136                             new DbusProperty<>("IsBlocked", () -> getGroup().isBlocked(), this::setIsBlocked),
1137                             new DbusProperty<>("IsMember", () -> getGroup().isMember()),
1138                             new DbusProperty<>("IsAdmin", () -> getGroup().isAdmin()),
1139                             new DbusProperty<>("MessageExpirationTimer",
1140                                     () -> getGroup().messageExpirationTimer(),
1141                                     this::setMessageExpirationTime),
1142                             new DbusProperty<>("Members",
1143                                     () -> new Variant<>(getRecipientStrings(getGroup().members()), "as")),
1144                             new DbusProperty<>("PendingMembers",
1145                                     () -> new Variant<>(getRecipientStrings(getGroup().pendingMembers()), "as")),
1146                             new DbusProperty<>("RequestingMembers",
1147                                     () -> new Variant<>(getRecipientStrings(getGroup().requestingMembers()), "as")),
1148                             new DbusProperty<>("Admins",
1149                                     () -> new Variant<>(getRecipientStrings(getGroup().adminMembers()), "as")),
1150                             new DbusProperty<>("PermissionAddMember",
1151                                     () -> getGroup().permissionAddMember().name(),
1152                                     this::setGroupPermissionAddMember),
1153                             new DbusProperty<>("PermissionEditDetails",
1154                                     () -> getGroup().permissionEditDetails().name(),
1155                                     this::setGroupPermissionEditDetails),
1156                             new DbusProperty<>("PermissionSendMessage",
1157                                     () -> getGroup().permissionSendMessage().name(),
1158                                     this::setGroupPermissionSendMessage),
1159                             new DbusProperty<>("GroupInviteLink", () -> {
1160                                 final var groupInviteLinkUrl = getGroup().groupInviteLinkUrl();
1161                                 return groupInviteLinkUrl == null ? "" : groupInviteLinkUrl.getUrl();
1162                             }))));
1163         }
1164
1165         @Override
1166         public String getObjectPath() {
1167             return getGroupObjectPath(objectPath, groupId.serialize());
1168         }
1169
1170         @Override
1171         public void quitGroup() throws Error.Failure {
1172             try {
1173                 m.quitGroup(groupId, Set.of());
1174             } catch (GroupNotFoundException | NotAGroupMemberException e) {
1175                 throw new Error.GroupNotFound(e.getMessage());
1176             } catch (IOException e) {
1177                 throw new Error.Failure(e.getMessage());
1178             } catch (LastGroupAdminException e) {
1179                 throw new Error.LastGroupAdmin(e.getMessage());
1180             } catch (UnregisteredRecipientException e) {
1181                 throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
1182             }
1183         }
1184
1185         @Override
1186         public void deleteGroup() throws Error.Failure, Error.LastGroupAdmin {
1187             try {
1188                 m.deleteGroup(groupId);
1189             } catch (IOException e) {
1190                 throw new Error.Failure(e.getMessage());
1191             }
1192             updateGroups();
1193         }
1194
1195         @Override
1196         public void addMembers(final List<String> recipients) throws Error.Failure {
1197             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1198             updateGroup(UpdateGroup.newBuilder().withMembers(memberIdentifiers).build());
1199         }
1200
1201         @Override
1202         public void removeMembers(final List<String> recipients) throws Error.Failure {
1203             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1204             updateGroup(UpdateGroup.newBuilder().withRemoveMembers(memberIdentifiers).build());
1205         }
1206
1207         @Override
1208         public void addAdmins(final List<String> recipients) throws Error.Failure {
1209             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1210             updateGroup(UpdateGroup.newBuilder().withAdmins(memberIdentifiers).build());
1211         }
1212
1213         @Override
1214         public void removeAdmins(final List<String> recipients) throws Error.Failure {
1215             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1216             updateGroup(UpdateGroup.newBuilder().withRemoveAdmins(memberIdentifiers).build());
1217         }
1218
1219         @Override
1220         public void resetLink() throws Error.Failure {
1221             updateGroup(UpdateGroup.newBuilder().withResetGroupLink(true).build());
1222         }
1223
1224         @Override
1225         public void disableLink() throws Error.Failure {
1226             updateGroup(UpdateGroup.newBuilder().withGroupLinkState(GroupLinkState.DISABLED).build());
1227         }
1228
1229         @Override
1230         public void enableLink(final boolean requiresApproval) throws Error.Failure {
1231             updateGroup(UpdateGroup.newBuilder()
1232                     .withGroupLinkState(requiresApproval
1233                             ? GroupLinkState.ENABLED_WITH_APPROVAL
1234                             : GroupLinkState.ENABLED)
1235                     .build());
1236         }
1237
1238         private org.asamk.signal.manager.api.Group getGroup() {
1239             return m.getGroup(groupId);
1240         }
1241
1242         private void setGroupName(final String name) {
1243             updateGroup(UpdateGroup.newBuilder().withName(name).build());
1244         }
1245
1246         private void setGroupDescription(final String description) {
1247             updateGroup(UpdateGroup.newBuilder().withDescription(description).build());
1248         }
1249
1250         private void setGroupAvatar(final String avatar) {
1251             updateGroup(UpdateGroup.newBuilder().withAvatarFile(new File(avatar)).build());
1252         }
1253
1254         private void setMessageExpirationTime(final int expirationTime) {
1255             updateGroup(UpdateGroup.newBuilder().withExpirationTimer(expirationTime).build());
1256         }
1257
1258         private void setGroupPermissionAddMember(final String permission) {
1259             updateGroup(UpdateGroup.newBuilder().withAddMemberPermission(GroupPermission.valueOf(permission)).build());
1260         }
1261
1262         private void setGroupPermissionEditDetails(final String permission) {
1263             updateGroup(UpdateGroup.newBuilder()
1264                     .withEditDetailsPermission(GroupPermission.valueOf(permission))
1265                     .build());
1266         }
1267
1268         private void setGroupPermissionSendMessage(final String permission) {
1269             updateGroup(UpdateGroup.newBuilder()
1270                     .withIsAnnouncementGroup(GroupPermission.valueOf(permission) == GroupPermission.ONLY_ADMINS)
1271                     .build());
1272         }
1273
1274         private void setIsBlocked(final boolean isBlocked) {
1275             try {
1276                 m.setGroupBlocked(groupId, isBlocked);
1277             } catch (NotMasterDeviceException e) {
1278                 throw new Error.Failure("This command doesn't work on linked devices.");
1279             } catch (GroupNotFoundException e) {
1280                 throw new Error.GroupNotFound(e.getMessage());
1281             } catch (IOException e) {
1282                 throw new Error.Failure(e.getMessage());
1283             }
1284         }
1285
1286         private void updateGroup(final UpdateGroup updateGroup) {
1287             try {
1288                 m.updateGroup(groupId, updateGroup);
1289             } catch (IOException e) {
1290                 throw new Error.Failure(e.getMessage());
1291             } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
1292                 throw new Error.GroupNotFound(e.getMessage());
1293             } catch (AttachmentInvalidException e) {
1294                 throw new Error.AttachmentInvalid(e.getMessage());
1295             } catch (UnregisteredRecipientException e) {
1296                 throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
1297             }
1298         }
1299     }
1300 }