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.AttachmentInvalidException;
   7 import org.asamk.signal.manager.api.DeviceLinkUrl;
   8 import org.asamk.signal.manager.api.GroupId;
   9 import org.asamk.signal.manager.api.GroupInviteLinkUrl;
  10 import org.asamk.signal.manager.api.GroupLinkState;
  11 import org.asamk.signal.manager.api.GroupNotFoundException;
  12 import org.asamk.signal.manager.api.GroupPermission;
  13 import org.asamk.signal.manager.api.GroupSendingNotAllowedException;
  14 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  15 import org.asamk.signal.manager.api.InvalidDeviceLinkException;
  16 import org.asamk.signal.manager.api.InvalidNumberException;
  17 import org.asamk.signal.manager.api.InvalidStickerException;
  18 import org.asamk.signal.manager.api.LastGroupAdminException;
  19 import org.asamk.signal.manager.api.Message;
  20 import org.asamk.signal.manager.api.NotAGroupMemberException;
  21 import org.asamk.signal.manager.api.NotPrimaryDeviceException;
  22 import org.asamk.signal.manager.api.PendingAdminApprovalException;
  23 import org.asamk.signal.manager.api.RecipientAddress;
  24 import org.asamk.signal.manager.api.RecipientIdentifier;
  25 import org.asamk.signal.manager.api.SendMessageResult;
  26 import org.asamk.signal.manager.api.SendMessageResults;
  27 import org.asamk.signal.manager.api.StickerPackInvalidException;
  28 import org.asamk.signal.manager.api.TypingAction;
  29 import org.asamk.signal.manager.api.UnregisteredRecipientException;
  30 import org.asamk.signal.manager.api.UpdateGroup;
  31 import org.asamk.signal.manager.api.UpdateProfile;
  32 import org.asamk.signal.manager.api.UserStatus;
  33 import org.asamk.signal.manager.api.IdentityVerificationCode;
  34 import org.asamk.signal.util.SendMessageResultUtils;
  35 import org.freedesktop.dbus.DBusPath;
  36 import org.freedesktop.dbus.connections.impl.DBusConnection;
  37 import org.freedesktop.dbus.exceptions.DBusException;
  38 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  39 import org.freedesktop.dbus.interfaces.DBusInterface;
  40 import org.freedesktop.dbus.types.Variant;
  41 import org.slf4j.Logger;
  42 import org.slf4j.LoggerFactory;
  43
  44 import java.io.File;
  45 import java.io.IOException;
  46 import java.net.URI;
  47 import java.net.URISyntaxException;
  48 import java.util.ArrayList;
  49 import java.util.Arrays;
  50 import java.util.Base64;
  51 import java.util.Collection;
  52 import java.util.HashSet;
  53 import java.util.List;
  54 import java.util.Map;
  55 import java.util.Objects;
  56 import java.util.Optional;
  57 import java.util.Set;
  58 import java.util.stream.Collectors;
  59 import java.util.UUID;
  60
  61 import static org.asamk.signal.dbus.DbusUtils.makeValidObjectPathElement;
  62
  63 public class DbusSignalImpl implements Signal {
  64
  65     private final Manager m;
  66     private final DBusConnection connection;
  67     private final String objectPath;
  68     private final boolean noReceiveOnStart;
  69
  70     private DBusPath thisDevice;
  71     private final List<StructDevice> devices = new ArrayList<>();
  72     private final List<StructGroup> groups = new ArrayList<>();
  73     private final List<StructIdentity> identities = new ArrayList<>();
  74     private DbusReceiveMessageHandler dbusMessageHandler;
  75     private int subscriberCount;
  76
  77     private final static Logger logger = LoggerFactory.getLogger(DbusSignalImpl.class);
  78
  79     public DbusSignalImpl(
  80             final Manager m, DBusConnection connection, final String objectPath, final boolean noReceiveOnStart
  81     ) {
  82         this.m = m;
  83         this.connection = connection;
  84         this.objectPath = objectPath;
  85         this.noReceiveOnStart = noReceiveOnStart;
  86
  87         m.addAddressChangedListener(() -> {
  88             unExportObjects();
  89             exportObjects();
  90         });
  91     }
  92
  93     public void initObjects() {
  94         exportObjects();
  95         if (!noReceiveOnStart) {
  96             subscribeReceive();
  97         }
  98     }
  99
 100     private void exportObjects() {
 101         exportObject(this);
 102
 103         updateDevices();
 104         updateGroups();
 105         updateConfiguration();
 106         updateIdentities();
 107     }
 108
 109     public void close() {
 110         if (dbusMessageHandler != null) {
 111             m.removeReceiveHandler(dbusMessageHandler);
 112             dbusMessageHandler = null;
 113         }
 114         unExportObjects();
 115     }
 116
 117     private void unExportObjects() {
 118         unExportDevices();
 119         unExportGroups();
 120         unExportConfiguration();
 121         unExportIdentities();
 122         connection.unExportObject(this.objectPath);
 123     }
 124
 125     @Override
 126     public String getObjectPath() {
 127         return objectPath;
 128     }
 129
 130     @Override
 131     public String getSelfNumber() {
 132         return m.getSelfNumber();
 133     }
 134
 135     @Override
 136     public void subscribeReceive() {
 137         if (dbusMessageHandler == null) {
 138             dbusMessageHandler = new DbusReceiveMessageHandler(connection, objectPath);
 139             m.addReceiveHandler(dbusMessageHandler);
 140         }
 141         subscriberCount++;
 142     }
 143
 144     @Override
 145     public void unsubscribeReceive() {
 146         subscriberCount = Math.max(0, subscriberCount - 1);
 147         if (subscriberCount == 0 && dbusMessageHandler != null) {
 148             m.removeReceiveHandler(dbusMessageHandler);
 149             dbusMessageHandler = null;
 150         }
 151     }
 152
 153     @Override
 154     public void submitRateLimitChallenge(String challenge, String captcha) {
 155         try {
 156             m.submitRateLimitRecaptchaChallenge(challenge, captcha);
 157         } catch (IOException e) {
 158             throw new Error.Failure("Submit challenge error: " + e.getMessage());
 159         }
 160
 161     }
 162
 163     @Override
 164     public void unregister() throws Error.Failure {
 165         try {
 166             m.unregister();
 167         } catch (IOException e) {
 168             throw new Error.Failure("Failed to unregister: " + e.getMessage());
 169         }
 170     }
 171
 172     @Override
 173     public void deleteAccount() throws Error.Failure {
 174         try {
 175             m.deleteAccount();
 176         } catch (IOException e) {
 177             throw new Error.Failure("Failed to delete account: " + e.getMessage());
 178         }
 179     }
 180
 181     @Override
 182     public void addDevice(String uri) {
 183         try {
 184             var deviceLinkUrl = DeviceLinkUrl.parseDeviceLinkUri(new URI(uri));
 185             m.addDeviceLink(deviceLinkUrl);
 186         } catch (IOException | InvalidDeviceLinkException e) {
 187             throw new Error.Failure(e.getClass().getSimpleName() + " Add device link failed. " + e.getMessage());
 188         } catch (URISyntaxException e) {
 189             throw new Error.InvalidUri(e.getClass().getSimpleName()
 190                     + " Device link uri has invalid format: "
 191                     + e.getMessage());
 192         }
 193     }
 194
 195     @Override
 196     public DBusPath getDevice(long deviceId) {
 197         updateDevices();
 198         final var deviceOptional = devices.stream().filter(g -> g.getId().equals(deviceId)).findFirst();
 199         if (deviceOptional.isEmpty()) {
 200             throw new Error.DeviceNotFound("Device not found");
 201         }
 202         return deviceOptional.get().getObjectPath();
 203     }
 204
 205     @Override
 206     public List<StructDevice> listDevices() {
 207         updateDevices();
 208         return this.devices;
 209     }
 210
 211     @Override
 212     public DBusPath getThisDevice() {
 213         updateDevices();
 214         return thisDevice;
 215     }
 216
 217     @Override
 218     public long sendMessage(final String message, final List<String> attachments, final String recipient) {
 219         return sendMessage(message, attachments, List.of(recipient));
 220     }
 221
 222     @Override
 223     public long sendMessage(final String message, final List<String> attachments, final List<String> recipients) {
 224         try {
 225             final var results = m.sendMessage(new Message(message,
 226                             attachments,
 227                             List.of(),
 228                             Optional.empty(),
 229                             Optional.empty(),
 230                             List.of(),
 231                             Optional.empty(),
 232                             List.of()),
 233                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 234                             .map(RecipientIdentifier.class::cast)
 235                             .collect(Collectors.toSet()));
 236
 237             checkSendMessageResults(results);
 238             return results.timestamp();
 239         } catch (AttachmentInvalidException e) {
 240             throw new Error.AttachmentInvalid(e.getMessage());
 241         } catch (IOException | InvalidStickerException e) {
 242             throw new Error.Failure(e);
 243         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 244             throw new Error.GroupNotFound(e.getMessage());
 245         } catch (UnregisteredRecipientException e) {
 246             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 247         }
 248     }
 249
 250     @Override
 251     public long sendRemoteDeleteMessage(
 252             final long targetSentTimestamp, final String recipient
 253     ) {
 254         return sendRemoteDeleteMessage(targetSentTimestamp, List.of(recipient));
 255     }
 256
 257     @Override
 258     public long sendRemoteDeleteMessage(
 259             final long targetSentTimestamp, final List<String> recipients
 260     ) {
 261         try {
 262             final var results = m.sendRemoteDeleteMessage(targetSentTimestamp,
 263                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 264                             .map(RecipientIdentifier.class::cast)
 265                             .collect(Collectors.toSet()));
 266             checkSendMessageResults(results);
 267             return results.timestamp();
 268         } catch (IOException e) {
 269             throw new Error.Failure(e.getMessage());
 270         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 271             throw new Error.GroupNotFound(e.getMessage());
 272         }
 273     }
 274
 275     @Override
 276     public long sendMessageReaction(
 277             final String emoji,
 278             final boolean remove,
 279             final String targetAuthor,
 280             final long targetSentTimestamp,
 281             final String recipient
 282     ) {
 283         return sendMessageReaction(emoji, remove, targetAuthor, targetSentTimestamp, List.of(recipient));
 284     }
 285
 286     @Override
 287     public long sendMessageReaction(
 288             final String emoji,
 289             final boolean remove,
 290             final String targetAuthor,
 291             final long targetSentTimestamp,
 292             final List<String> recipients
 293     ) {
 294         try {
 295             final var results = m.sendMessageReaction(emoji,
 296                     remove,
 297                     getSingleRecipientIdentifier(targetAuthor, m.getSelfNumber()),
 298                     targetSentTimestamp,
 299                     getSingleRecipientIdentifiers(recipients, m.getSelfNumber()).stream()
 300                             .map(RecipientIdentifier.class::cast)
 301                             .collect(Collectors.toSet()),
 302                     false);
 303             checkSendMessageResults(results);
 304             return results.timestamp();
 305         } catch (IOException e) {
 306             throw new Error.Failure(e.getMessage());
 307         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 308             throw new Error.GroupNotFound(e.getMessage());
 309         } catch (UnregisteredRecipientException e) {
 310             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 311         }
 312     }
 313
 314     @Override
 315     public long sendPaymentNotification(
 316             final byte[] receipt, final String note, final String recipient
 317     ) throws Error.Failure {
 318         try {
 319             final var results = m.sendPaymentNotificationMessage(receipt,
 320                     note,
 321                     getSingleRecipientIdentifier(recipient, m.getSelfNumber()));
 322             checkSendMessageResults(results);
 323             return results.timestamp();
 324         } catch (IOException e) {
 325             throw new Error.Failure(e.getMessage());
 326         }
 327     }
 328
 329     @Override
 330     public void sendTyping(
 331             final String recipient, final boolean stop
 332     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity {
 333         try {
 334             final var results = m.sendTypingMessage(stop ? TypingAction.STOP : TypingAction.START,
 335                     getSingleRecipientIdentifiers(List.of(recipient), m.getSelfNumber()).stream()
 336                             .map(RecipientIdentifier.class::cast)
 337                             .collect(Collectors.toSet()));
 338             checkSendMessageResults(results);
 339         } catch (IOException e) {
 340             throw new Error.Failure(e.getMessage());
 341         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 342             throw new Error.GroupNotFound(e.getMessage());
 343         }
 344     }
 345
 346     @Override
 347     public void sendReadReceipt(
 348             final String recipient, final List<Long> messageIds
 349     ) throws Error.Failure, Error.UntrustedIdentity {
 350         try {
 351             final var results = m.sendReadReceipt(getSingleRecipientIdentifier(recipient, m.getSelfNumber()),
 352                     messageIds);
 353             checkSendMessageResults(results);
 354         } catch (IOException e) {
 355             throw new Error.Failure(e.getMessage());
 356         }
 357     }
 358
 359     @Override
 360     public void sendViewedReceipt(
 361             final String recipient, final List<Long> messageIds
 362     ) throws Error.Failure, Error.UntrustedIdentity {
 363         try {
 364             final var results = m.sendViewedReceipt(getSingleRecipientIdentifier(recipient, m.getSelfNumber()),
 365                     messageIds);
 366             checkSendMessageResults(results);
 367         } catch (IOException e) {
 368             throw new Error.Failure(e.getMessage());
 369         }
 370     }
 371
 372     @Override
 373     public void sendContacts() {
 374         try {
 375             m.sendContacts();
 376         } catch (IOException e) {
 377             throw new Error.Failure("SendContacts error: " + e.getMessage());
 378         }
 379     }
 380
 381     @Override
 382     public void sendSyncRequest() {
 383         try {
 384             m.requestAllSyncData();
 385         } catch (IOException e) {
 386             throw new Error.Failure("Request sync data error: " + e.getMessage());
 387         }
 388     }
 389
 390     @Override
 391     public long sendNoteToSelfMessage(
 392             final String message, final List<String> attachments
 393     ) throws Error.AttachmentInvalid, Error.Failure, Error.UntrustedIdentity {
 394         try {
 395             final var results = m.sendMessage(new Message(message,
 396                     attachments,
 397                     List.of(),
 398                     Optional.empty(),
 399                     Optional.empty(),
 400                     List.of(),
 401                     Optional.empty(),
 402                     List.of()), Set.of(RecipientIdentifier.NoteToSelf.INSTANCE));
 403             checkSendMessageResults(results);
 404             return results.timestamp();
 405         } catch (AttachmentInvalidException e) {
 406             throw new Error.AttachmentInvalid(e.getMessage());
 407         } catch (IOException | InvalidStickerException e) {
 408             throw new Error.Failure(e.getMessage());
 409         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 410             throw new Error.GroupNotFound(e.getMessage());
 411         } catch (UnregisteredRecipientException e) {
 412             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 413         }
 414     }
 415
 416     @Override
 417     public void sendEndSessionMessage(final List<String> recipients) {
 418         try {
 419             final var results = m.sendEndSessionMessage(getSingleRecipientIdentifiers(recipients, m.getSelfNumber()));
 420             checkSendMessageResults(results);
 421         } catch (IOException e) {
 422             throw new Error.Failure(e.getMessage());
 423         }
 424     }
 425
 426     @Override
 427     public void deleteRecipient(final String recipient) throws Error.Failure {
 428         m.deleteRecipient(getSingleRecipientIdentifier(recipient, m.getSelfNumber()));
 429     }
 430
 431     @Override
 432     public void deleteContact(final String recipient) throws Error.Failure {
 433         m.deleteContact(getSingleRecipientIdentifier(recipient, m.getSelfNumber()));
 434     }
 435
 436     @Override
 437     public long sendGroupMessage(final String message, final List<String> attachments, final byte[] groupId) {
 438         try {
 439             var results = m.sendMessage(new Message(message,
 440                     attachments,
 441                     List.of(),
 442                     Optional.empty(),
 443                     Optional.empty(),
 444                     List.of(),
 445                     Optional.empty(),
 446                     List.of()), Set.of(getGroupRecipientIdentifier(groupId)));
 447             checkSendMessageResults(results);
 448             return results.timestamp();
 449         } catch (IOException | InvalidStickerException e) {
 450             throw new Error.Failure(e.getMessage());
 451         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 452             throw new Error.GroupNotFound(e.getMessage());
 453         } catch (AttachmentInvalidException e) {
 454             throw new Error.AttachmentInvalid(e.getMessage());
 455         } catch (UnregisteredRecipientException e) {
 456             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 457         }
 458     }
 459
 460     @Override
 461     public void sendGroupTyping(
 462             final byte[] groupId, final boolean stop
 463     ) throws Error.Failure, Error.GroupNotFound, Error.UntrustedIdentity {
 464         try {
 465             final var results = m.sendTypingMessage(stop ? TypingAction.STOP : TypingAction.START,
 466                     Set.of(getGroupRecipientIdentifier(groupId)));
 467             checkSendMessageResults(results);
 468         } catch (IOException e) {
 469             throw new Error.Failure(e.getMessage());
 470         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 471             throw new Error.GroupNotFound(e.getMessage());
 472         }
 473     }
 474
 475     @Override
 476     public long sendGroupRemoteDeleteMessage(
 477             final long targetSentTimestamp, final byte[] groupId
 478     ) {
 479         try {
 480             final var results = m.sendRemoteDeleteMessage(targetSentTimestamp,
 481                     Set.of(getGroupRecipientIdentifier(groupId)));
 482             checkSendMessageResults(results);
 483             return results.timestamp();
 484         } catch (IOException e) {
 485             throw new Error.Failure(e.getMessage());
 486         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 487             throw new Error.GroupNotFound(e.getMessage());
 488         }
 489     }
 490
 491     @Override
 492     public long sendGroupMessageReaction(
 493             final String emoji,
 494             final boolean remove,
 495             final String targetAuthor,
 496             final long targetSentTimestamp,
 497             final byte[] groupId
 498     ) {
 499         try {
 500             final var results = m.sendMessageReaction(emoji,
 501                     remove,
 502                     getSingleRecipientIdentifier(targetAuthor, m.getSelfNumber()),
 503                     targetSentTimestamp,
 504                     Set.of(getGroupRecipientIdentifier(groupId)),
 505                     false);
 506             checkSendMessageResults(results);
 507             return results.timestamp();
 508         } catch (IOException e) {
 509             throw new Error.Failure(e.getMessage());
 510         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 511             throw new Error.GroupNotFound(e.getMessage());
 512         } catch (UnregisteredRecipientException e) {
 513             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 514         }
 515     }
 516
 517     // Since contact names might be empty if not defined, also potentially return
 518     // the profile name
 519     @Override
 520     public String getContactName(final String number) {
 521         final var name = m.getContactOrProfileName(getSingleRecipientIdentifier(number, m.getSelfNumber()));
 522         return name == null ? "" : name;
 523     }
 524
 525     @Override
 526     public void setContactName(final String number, final String name) {
 527         try {
 528             m.setContactName(getSingleRecipientIdentifier(number, m.getSelfNumber()), name, "");
 529         } catch (NotPrimaryDeviceException e) {
 530             throw new Error.Failure("This command doesn't work on linked devices.");
 531         } catch (IOException e) {
 532             throw new Error.Failure("Contact is not registered.");
 533         } catch (UnregisteredRecipientException e) {
 534             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 535         }
 536     }
 537
 538     @Override
 539     public void setExpirationTimer(final String number, final int expiration) {
 540         try {
 541             m.setExpirationTimer(getSingleRecipientIdentifier(number, m.getSelfNumber()), expiration);
 542         } catch (IOException e) {
 543             throw new Error.Failure(e.getMessage());
 544         } catch (UnregisteredRecipientException e) {
 545             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 546         }
 547     }
 548
 549     @Override
 550     public void setContactBlocked(final String number, final boolean blocked) {
 551         try {
 552             m.setContactsBlocked(List.of(getSingleRecipientIdentifier(number, m.getSelfNumber())), blocked);
 553         } catch (NotPrimaryDeviceException e) {
 554             throw new Error.Failure("This command doesn't work on linked devices.");
 555         } catch (IOException e) {
 556             throw new Error.Failure(e.getMessage());
 557         } catch (UnregisteredRecipientException e) {
 558             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 559         }
 560     }
 561
 562     @Override
 563     public void setGroupBlocked(final byte[] groupId, final boolean blocked) {
 564         try {
 565             m.setGroupsBlocked(List.of(getGroupId(groupId)), blocked);
 566         } catch (NotPrimaryDeviceException e) {
 567             throw new Error.Failure("This command doesn't work on linked devices.");
 568         } catch (GroupNotFoundException e) {
 569             throw new Error.GroupNotFound(e.getMessage());
 570         } catch (IOException e) {
 571             throw new Error.Failure(e.getMessage());
 572         }
 573     }
 574
 575     @Override
 576     public List<byte[]> getGroupIds() {
 577         var groups = m.getGroups();
 578         return groups.stream().map(g -> g.groupId().serialize()).toList();
 579     }
 580
 581     @Override
 582     public DBusPath getGroup(final byte[] groupId) {
 583         updateGroups();
 584         final var groupOptional = groups.stream().filter(g -> Arrays.equals(g.getId(), groupId)).findFirst();
 585         if (groupOptional.isEmpty()) {
 586             throw new Error.GroupNotFound("Group not found");
 587         }
 588         return groupOptional.get().getObjectPath();
 589     }
 590
 591     @Override
 592     public List<StructGroup> listGroups() {
 593         updateGroups();
 594         return groups;
 595     }
 596
 597     @Override
 598     public String getGroupName(final byte[] groupId) {
 599         var group = m.getGroup(getGroupId(groupId));
 600         if (group == null || group.title() == null) {
 601             return "";
 602         } else {
 603             return group.title();
 604         }
 605     }
 606
 607     @Override
 608     public List<String> getGroupMembers(final byte[] groupId) {
 609         var group = m.getGroup(getGroupId(groupId));
 610         if (group == null) {
 611             return List.of();
 612         } else {
 613             final var members = group.members();
 614             return getRecipientStrings(members);
 615         }
 616     }
 617
 618     @Override
 619     public byte[] createGroup(
 620             final String name, final List<String> members, final String avatar
 621     ) throws Error.AttachmentInvalid, Error.Failure, Error.InvalidNumber {
 622         return updateGroup(new byte[0], name, members, avatar);
 623     }
 624
 625     @Override
 626     public byte[] updateGroup(byte[] groupId, String name, List<String> members, String avatar) {
 627         try {
 628             groupId = nullIfEmpty(groupId);
 629             name = nullIfEmpty(name);
 630             avatar = nullIfEmpty(avatar);
 631             final var memberIdentifiers = getSingleRecipientIdentifiers(members, m.getSelfNumber());
 632             if (groupId == null) {
 633                 final var results = m.createGroup(name, memberIdentifiers, avatar);
 634                 updateGroups();
 635                 checkGroupSendMessageResults(results.second().timestamp(), results.second().results());
 636                 return results.first().serialize();
 637             } else {
 638                 final var results = m.updateGroup(getGroupId(groupId),
 639                         UpdateGroup.newBuilder()
 640                                 .withName(name)
 641                                 .withMembers(memberIdentifiers)
 642                                 .withAvatarFile(avatar)
 643                                 .build());
 644                 if (results != null) {
 645                     checkGroupSendMessageResults(results.timestamp(), results.results());
 646                 }
 647                 return groupId;
 648             }
 649         } catch (IOException e) {
 650             throw new Error.Failure(e.getMessage());
 651         } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
 652             throw new Error.GroupNotFound(e.getMessage());
 653         } catch (AttachmentInvalidException e) {
 654             throw new Error.AttachmentInvalid(e.getMessage());
 655         } catch (UnregisteredRecipientException e) {
 656             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 657         }
 658     }
 659
 660     @Override
 661     public boolean isRegistered() {
 662         return true;
 663     }
 664
 665     @Override
 666     public boolean isRegistered(String number) {
 667         var result = isRegistered(List.of(number));
 668         return result.get(0);
 669     }
 670
 671     @Override
 672     public List<Boolean> isRegistered(List<String> numbers) {
 673         if (numbers.isEmpty()) {
 674             return List.of();
 675         }
 676
 677         Map<String, UserStatus> registered;
 678         try {
 679             registered = m.getUserStatus(new HashSet<>(numbers));
 680         } catch (IOException e) {
 681             throw new Error.Failure(e.getMessage());
 682         }
 683
 684         return numbers.stream().map(number -> registered.get(number).uuid() != null).toList();
 685     }
 686
 687     @Override
 688     public void updateProfile(
 689             String givenName,
 690             String familyName,
 691             String about,
 692             String aboutEmoji,
 693             String avatarPath,
 694             final boolean removeAvatar
 695     ) {
 696         try {
 697             givenName = nullIfEmpty(givenName);
 698             familyName = nullIfEmpty(familyName);
 699             about = nullIfEmpty(about);
 700             aboutEmoji = nullIfEmpty(aboutEmoji);
 701             avatarPath = nullIfEmpty(avatarPath);
 702             final var avatarFile = removeAvatar || avatarPath == null ? null : avatarPath;
 703             m.updateProfile(UpdateProfile.newBuilder()
 704                     .withGivenName(givenName)
 705                     .withFamilyName(familyName)
 706                     .withAbout(about)
 707                     .withAboutEmoji(aboutEmoji)
 708                     .withAvatar(avatarFile)
 709                     .withDeleteAvatar(removeAvatar)
 710                     .build());
 711         } catch (IOException e) {
 712             throw new Error.Failure(e.getMessage());
 713         }
 714     }
 715
 716     @Override
 717     public void updateProfile(
 718             final String name,
 719             final String about,
 720             final String aboutEmoji,
 721             String avatarPath,
 722             final boolean removeAvatar
 723     ) {
 724         updateProfile(name, "", about, aboutEmoji, avatarPath, removeAvatar);
 725     }
 726
 727     @Override
 728     public void removePin() {
 729         try {
 730             m.setRegistrationLockPin(Optional.empty());
 731         } catch (IOException e) {
 732             throw new Error.Failure("Remove pin error: " + e.getMessage());
 733         } catch (NotPrimaryDeviceException e) {
 734             throw new Error.Failure("This command doesn't work on linked devices.");
 735         }
 736     }
 737
 738     @Override
 739     public void setPin(String registrationLockPin) {
 740         try {
 741             m.setRegistrationLockPin(Optional.of(registrationLockPin));
 742         } catch (IOException e) {
 743             throw new Error.Failure("Set pin error: " + e.getMessage());
 744         } catch (NotPrimaryDeviceException e) {
 745             throw new Error.Failure("This command doesn't work on linked devices.");
 746         }
 747     }
 748
 749     // Provide option to query a version string in order to react on potential
 750     // future interface changes
 751     @Override
 752     public String version() {
 753         return BaseConfig.PROJECT_VERSION;
 754     }
 755
 756     // Create a unique list of Numbers from Identities and Contacts to really get
 757     // all numbers the system knows
 758     @Override
 759     public List<String> listNumbers() {
 760         return m.getRecipients(false, Optional.empty(), Set.of(), Optional.empty())
 761                 .stream()
 762                 .map(r -> r.getAddress().number().orElse(null))
 763                 .filter(Objects::nonNull)
 764                 .distinct()
 765                 .toList();
 766     }
 767
 768     @Override
 769     public List<String> getContactNumber(final String name) {
 770         return m.getRecipients(false, Optional.empty(), Set.of(), Optional.of(name))
 771                 .stream()
 772                 .map(r -> r.getAddress().getLegacyIdentifier())
 773                 .toList();
 774     }
 775
 776     @Override
 777     public void quitGroup(final byte[] groupId) {
 778         var group = getGroupId(groupId);
 779         try {
 780             m.quitGroup(group, Set.of());
 781         } catch (GroupNotFoundException | NotAGroupMemberException e) {
 782             throw new Error.GroupNotFound(e.getMessage());
 783         } catch (IOException | LastGroupAdminException e) {
 784             throw new Error.Failure(e.getMessage());
 785         } catch (UnregisteredRecipientException e) {
 786             throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
 787         }
 788     }
 789
 790     @Override
 791     public byte[] joinGroup(final String groupLink) {
 792         try {
 793             final var linkUrl = GroupInviteLinkUrl.fromUri(groupLink);
 794             if (linkUrl == null) {
 795                 throw new Error.Failure("Group link is invalid:");
 796             }
 797             final var result = m.joinGroup(linkUrl);
 798             return result.first().serialize();
 799         } catch (PendingAdminApprovalException e) {
 800             throw new Error.Failure("Pending admin approval: " + e.getMessage());
 801         } catch (GroupInviteLinkUrl.InvalidGroupLinkException | InactiveGroupLinkException e) {
 802             throw new Error.Failure("Group link is invalid: " + e.getMessage());
 803         } catch (GroupInviteLinkUrl.UnknownGroupLinkVersionException e) {
 804             throw new Error.Failure("Group link was created with an incompatible version: " + e.getMessage());
 805         } catch (IOException e) {
 806             throw new Error.Failure(e.getMessage());
 807         }
 808     }
 809
 810     @Override
 811     public boolean isContactBlocked(final String number) {
 812         return m.isContactBlocked(getSingleRecipientIdentifier(number, m.getSelfNumber()));
 813     }
 814
 815     @Override
 816     public boolean isGroupBlocked(final byte[] groupId) {
 817         var group = m.getGroup(getGroupId(groupId));
 818         if (group == null) {
 819             return false;
 820         } else {
 821             return group.isBlocked();
 822         }
 823     }
 824
 825     @Override
 826     public boolean isMember(final byte[] groupId) {
 827         var group = m.getGroup(getGroupId(groupId));
 828         if (group == null) {
 829             return false;
 830         } else {
 831             return group.isMember();
 832         }
 833     }
 834
 835     @Override
 836     public String uploadStickerPack(String stickerPackPath) {
 837         File path = new File(stickerPackPath);
 838         try {
 839             return m.uploadStickerPack(path).toString();
 840         } catch (IOException e) {
 841             throw new Error.Failure("Upload error (maybe image size is too large):" + e.getMessage());
 842         } catch (StickerPackInvalidException e) {
 843             throw new Error.Failure("Invalid sticker pack: " + e.getMessage());
 844         }
 845     }
 846
 847     private static void checkSendMessageResult(long timestamp, SendMessageResult result) throws DBusExecutionException {
 848         var error = SendMessageResultUtils.getErrorMessageFromSendMessageResult(result);
 849
 850         if (error == null) {
 851             return;
 852         }
 853
 854         final var message = "\nFailed to send message:\n" + error + '\n' + timestamp;
 855
 856         if (result.isIdentityFailure()) {
 857             throw new Error.UntrustedIdentity(message);
 858         } else {
 859             throw new Error.Failure(message);
 860         }
 861     }
 862
 863     private void checkSendMessageResults(final SendMessageResults results) {
 864         final var sendMessageResults = results.results().values().stream().findFirst();
 865         if (results.results().size() == 1 && sendMessageResults.get().size() == 1) {
 866             checkSendMessageResult(results.timestamp(), sendMessageResults.get().stream().findFirst().get());
 867             return;
 868         }
 869
 870         if (results.hasSuccess()) {
 871             return;
 872         }
 873
 874         var message = new StringBuilder();
 875         message.append("Failed to send messages:\n");
 876         var errors = SendMessageResultUtils.getErrorMessagesFromSendMessageResults(results.results());
 877         for (var error : errors) {
 878             message.append(error).append('\n');
 879         }
 880         message.append(results.timestamp());
 881
 882         throw new Error.Failure(message.toString());
 883     }
 884
 885     private static void checkGroupSendMessageResults(
 886             long timestamp, Collection<SendMessageResult> results
 887     ) throws DBusExecutionException {
 888         if (results.size() == 1) {
 889             checkSendMessageResult(timestamp, results.stream().findFirst().get());
 890             return;
 891         }
 892
 893         var errors = SendMessageResultUtils.getErrorMessagesFromSendMessageResults(results);
 894         if (errors.size() == 0 || errors.size() < results.size()) {
 895             return;
 896         }
 897
 898         var message = new StringBuilder();
 899         message.append("Failed to send message:\n");
 900         for (var error : errors) {
 901             message.append(error).append('\n');
 902         }
 903         message.append(timestamp);
 904
 905         throw new Error.Failure(message.toString());
 906     }
 907
 908     private static List<String> getRecipientStrings(final Set<RecipientAddress> members) {
 909         return members.stream().map(RecipientAddress::getLegacyIdentifier).toList();
 910     }
 911
 912     private static Set<RecipientIdentifier.Single> getSingleRecipientIdentifiers(
 913             final Collection<String> recipientStrings, final String localNumber
 914     ) throws DBusExecutionException {
 915         final var identifiers = new HashSet<RecipientIdentifier.Single>();
 916         for (var recipientString : recipientStrings) {
 917             identifiers.add(getSingleRecipientIdentifier(recipientString, localNumber));
 918         }
 919         return identifiers;
 920     }
 921
 922     private static RecipientIdentifier.Single getSingleRecipientIdentifier(
 923             final String recipientString, final String localNumber
 924     ) throws DBusExecutionException {
 925         try {
 926             return RecipientIdentifier.Single.fromString(recipientString, localNumber);
 927         } catch (InvalidNumberException e) {
 928             throw new Error.InvalidNumber(e.getMessage());
 929         }
 930     }
 931
 932     private RecipientIdentifier.Group getGroupRecipientIdentifier(final byte[] groupId) {
 933         return new RecipientIdentifier.Group(getGroupId(groupId));
 934     }
 935
 936     private static GroupId getGroupId(byte[] groupId) throws DBusExecutionException {
 937         try {
 938             return GroupId.unknownVersion(groupId);
 939         } catch (Throwable e) {
 940             throw new Error.InvalidGroupId("Invalid group id: " + e.getMessage());
 941         }
 942     }
 943
 944     private byte[] nullIfEmpty(final byte[] array) {
 945         return array.length == 0 ? null : array;
 946     }
 947
 948     private String nullIfEmpty(final String name) {
 949         return name.isEmpty() ? null : name;
 950     }
 951
 952     private String emptyIfNull(final String string) {
 953         return string == null ? "" : string;
 954     }
 955
 956     private static String getDeviceObjectPath(String basePath, long deviceId) {
 957         return basePath + "/Devices/" + deviceId;
 958     }
 959
 960     private void updateDevices() {
 961         List<org.asamk.signal.manager.api.Device> linkedDevices;
 962         try {
 963             linkedDevices = m.getLinkedDevices();
 964         } catch (IOException e) {
 965             throw new Error.Failure("Failed to get linked devices: " + e.getMessage());
 966         }
 967
 968         unExportDevices();
 969
 970         linkedDevices.forEach(d -> {
 971             final var object = new DbusSignalDeviceImpl(d);
 972             final var deviceObjectPath = object.getObjectPath();
 973             exportObject(object);
 974             if (d.isThisDevice()) {
 975                 thisDevice = new DBusPath(deviceObjectPath);
 976             }
 977             this.devices.add(new StructDevice(new DBusPath(deviceObjectPath), (long) d.id(), emptyIfNull(d.name())));
 978         });
 979     }
 980
 981     private void unExportDevices() {
 982         this.devices.stream()
 983                 .map(StructDevice::getObjectPath)
 984                 .map(DBusPath::getPath)
 985                 .forEach(connection::unExportObject);
 986         this.devices.clear();
 987     }
 988
 989     private static String getGroupObjectPath(String basePath, byte[] groupId) {
 990         return basePath + "/Groups/" + makeValidObjectPathElement(Base64.getEncoder().encodeToString(groupId));
 991     }
 992
 993     private void updateGroups() {
 994         List<org.asamk.signal.manager.api.Group> groups;
 995         groups = m.getGroups();
 996
 997         unExportGroups();
 998
 999         groups.forEach(g -> {
1000             final var object = new DbusSignalGroupImpl(g.groupId());
1001             exportObject(object);
1002             this.groups.add(new StructGroup(new DBusPath(object.getObjectPath()),
1003                     g.groupId().serialize(),
1004                     emptyIfNull(g.title())));
1005         });
1006     }
1007
1008     private void unExportGroups() {
1009         this.groups.stream().map(StructGroup::getObjectPath).map(DBusPath::getPath).forEach(connection::unExportObject);
1010         this.groups.clear();
1011     }
1012
1013     private static String getConfigurationObjectPath(String basePath) {
1014         return basePath + "/Configuration";
1015     }
1016
1017     private void updateConfiguration() {
1018         unExportConfiguration();
1019         final var object = new DbusSignalConfigurationImpl();
1020         exportObject(object);
1021     }
1022
1023     private void unExportConfiguration() {
1024         final var objectPath = getConfigurationObjectPath(this.objectPath);
1025         connection.unExportObject(objectPath);
1026     }
1027
1028     private void exportObject(final DBusInterface object) {
1029         try {
1030             connection.exportObject(object);
1031             logger.debug("Exported dbus object: " + object.getObjectPath());
1032         } catch (DBusException e) {
1033             e.printStackTrace();
1034         }
1035     }
1036
1037     private void updateIdentities() {
1038         List<org.asamk.signal.manager.api.Identity> identities;
1039         identities = m.getIdentities();
1040
1041         unExportIdentities();
1042
1043         identities.forEach(i -> {
1044             final var object = new DbusSignalIdentityImpl(i);
1045             exportObject(object);
1046             this.identities.add(new StructIdentity(new DBusPath(object.getObjectPath()),
1047                 emptyIfNull(i.recipient().getIdentifier()),
1048                 i.recipient().getLegacyIdentifier()));
1049         });
1050     }
1051
1052     private static String getIdentityObjectPath(String basePath, String id) {
1053         return basePath + "/Identities/" + makeValidObjectPathElement(id);
1054     }
1055
1056     private void unExportIdentities() {
1057         this.identities.stream().map(StructIdentity::getObjectPath).map(DBusPath::getPath).forEach(connection::unExportObject);
1058         this.identities.clear();
1059     }
1060
1061     @Override
1062     public DBusPath getIdentity(String number) throws Error.Failure {
1063
1064         final var found = identities.stream()
1065                             .filter(identity -> identity.getName().equals(number))
1066                             .findFirst();
1067
1068         if (found.isEmpty()) {
1069             throw new Error.Failure("Identity for " + number + " unkown");
1070         }
1071         return found.get().getObjectPath();
1072     }
1073
1074     @Override
1075     public List<StructIdentity> listIdentities() {
1076         updateIdentities();
1077         return this.identities;
1078     }
1079
1080     public class DbusSignalIdentityImpl extends DbusProperties implements Signal.Identity {
1081
1082         private final org.asamk.signal.manager.api.Identity identity;
1083
1084         public DbusSignalIdentityImpl(final org.asamk.signal.manager.api.Identity identity) {
1085             this.identity=identity;
1086             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Identity",
1087                     List.of(new DbusProperty<>("Number", () -> identity.recipient().number().orElse("")),
1088                             new DbusProperty<>("Uuid", () -> identity.recipient().uuid().map(UUID::toString).orElse("")),
1089                             new DbusProperty<>("Fingerprint", () -> identity.getFingerprint()),
1090                             new DbusProperty<>("SafetyNumber", identity::safetyNumber),
1091                             new DbusProperty<>("ScannableSafetyNumber", identity::scannableSafetyNumber),
1092                             new DbusProperty<>("TrustLevel", identity::trustLevel),
1093                             new DbusProperty<>("AddedDate", identity::dateAddedTimestamp)
1094                             )));
1095         }
1096
1097         @Override
1098         public String getObjectPath() {
1099             return getIdentityObjectPath(objectPath, identity.recipient().getLegacyIdentifier());
1100         }
1101
1102         @Override
1103         public void trust() throws Error.Failure  {
1104             var recipient=RecipientIdentifier.Single.fromAddress(identity.recipient());
1105             try {
1106                 m.trustIdentityAllKeys(recipient);
1107             } catch (UnregisteredRecipientException e) {
1108                 throw new Error.Failure("The user " + e.getSender().getIdentifier() + " is not registered.");
1109             }
1110         };
1111
1112         @Override
1113         public void trustVerified(String safetyNumber) throws Error.Failure {
1114              var recipient = RecipientIdentifier.Single.fromAddress(identity.recipient());
1115
1116             if (safetyNumber == null) {
1117                 throw new Error.Failure(
1118                     "You need to specify a fingerprint/safety number");
1119             }
1120             final IdentityVerificationCode verificationCode;
1121             try {
1122                 verificationCode = IdentityVerificationCode.parse(safetyNumber);
1123             } catch (Exception e) {
1124                 throw new Error.Failure(
1125                         "Safety number has invalid format, either specify the old hex fingerprint or the new safety number");
1126             }
1127
1128             try {
1129                 final var res = m.trustIdentityVerified(recipient, verificationCode);
1130                 if (!res) {
1131                     throw new Error.Failure(
1132                             "Failed to set the trust for this number, make sure the number and the fingerprint/safety number are correct.");
1133                 }
1134             } catch (UnregisteredRecipientException e) {
1135                 throw new Error.Failure("The user " + e.getSender().getIdentifier() + " is not registered.");
1136             }
1137         }
1138     }
1139
1140     public class DbusSignalDeviceImpl extends DbusProperties implements Signal.Device {
1141
1142         private final org.asamk.signal.manager.api.Device device;
1143
1144         public DbusSignalDeviceImpl(final org.asamk.signal.manager.api.Device device) {
1145             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Device",
1146                     List.of(new DbusProperty<>("Id", device::id),
1147                             new DbusProperty<>("Name", () -> emptyIfNull(device.name()), this::setDeviceName),
1148                             new DbusProperty<>("Created", device::created),
1149                             new DbusProperty<>("LastSeen", device::lastSeen))));
1150             this.device = device;
1151         }
1152
1153         @Override
1154         public String getObjectPath() {
1155             return getDeviceObjectPath(objectPath, device.id());
1156         }
1157
1158         @Override
1159         public void removeDevice() throws Error.Failure {
1160             try {
1161                 m.removeLinkedDevices(device.id());
1162                 updateDevices();
1163             } catch (IOException e) {
1164                 throw new Error.Failure(e.getMessage());
1165             }
1166         }
1167
1168         private void setDeviceName(String name) {
1169             if (!device.isThisDevice()) {
1170                 throw new Error.Failure("Only the name of this device can be changed");
1171             }
1172             try {
1173                 m.updateAccountAttributes(name);
1174                 // update device list
1175                 updateDevices();
1176             } catch (IOException e) {
1177                 throw new Error.Failure(e.getMessage());
1178             }
1179         }
1180     }
1181
1182     public class DbusSignalConfigurationImpl extends DbusProperties implements Signal.Configuration {
1183
1184         public DbusSignalConfigurationImpl(
1185         ) {
1186             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Configuration",
1187                     List.of(new DbusProperty<>("ReadReceipts", this::getReadReceipts, this::setReadReceipts),
1188                             new DbusProperty<>("UnidentifiedDeliveryIndicators",
1189                                     this::getUnidentifiedDeliveryIndicators,
1190                                     this::setUnidentifiedDeliveryIndicators),
1191                             new DbusProperty<>("TypingIndicators",
1192                                     this::getTypingIndicators,
1193                                     this::setTypingIndicators),
1194                             new DbusProperty<>("LinkPreviews", this::getLinkPreviews, this::setLinkPreviews))));
1195
1196         }
1197
1198         @Override
1199         public String getObjectPath() {
1200             return getConfigurationObjectPath(objectPath);
1201         }
1202
1203         public void setReadReceipts(Boolean readReceipts) {
1204             setConfiguration(readReceipts, null, null, null);
1205         }
1206
1207         public void setUnidentifiedDeliveryIndicators(Boolean unidentifiedDeliveryIndicators) {
1208             setConfiguration(null, unidentifiedDeliveryIndicators, null, null);
1209         }
1210
1211         public void setTypingIndicators(Boolean typingIndicators) {
1212             setConfiguration(null, null, typingIndicators, null);
1213         }
1214
1215         public void setLinkPreviews(Boolean linkPreviews) {
1216             setConfiguration(null, null, null, linkPreviews);
1217         }
1218
1219         private void setConfiguration(
1220                 Boolean readReceipts,
1221                 Boolean unidentifiedDeliveryIndicators,
1222                 Boolean typingIndicators,
1223                 Boolean linkPreviews
1224         ) {
1225             try {
1226                 m.updateConfiguration(new org.asamk.signal.manager.api.Configuration(Optional.ofNullable(readReceipts),
1227                         Optional.ofNullable(unidentifiedDeliveryIndicators),
1228                         Optional.ofNullable(typingIndicators),
1229                         Optional.ofNullable(linkPreviews)));
1230             } catch (IOException e) {
1231                 throw new Error.Failure("UpdateAccount error: " + e.getMessage());
1232             } catch (NotPrimaryDeviceException e) {
1233                 throw new Error.Failure("This command doesn't work on linked devices.");
1234             }
1235         }
1236
1237         private boolean getReadReceipts() {
1238             return m.getConfiguration().readReceipts().orElse(false);
1239         }
1240
1241         private boolean getUnidentifiedDeliveryIndicators() {
1242             return m.getConfiguration().unidentifiedDeliveryIndicators().orElse(false);
1243         }
1244
1245         private boolean getTypingIndicators() {
1246             return m.getConfiguration().typingIndicators().orElse(false);
1247         }
1248
1249         private boolean getLinkPreviews() {
1250             return m.getConfiguration().linkPreviews().orElse(false);
1251         }
1252     }
1253
1254     public class DbusSignalGroupImpl extends DbusProperties implements Signal.Group {
1255
1256         private final GroupId groupId;
1257
1258         public DbusSignalGroupImpl(final GroupId groupId) {
1259             this.groupId = groupId;
1260             super.addPropertiesHandler(new DbusInterfacePropertiesHandler("org.asamk.Signal.Group",
1261                     List.of(new DbusProperty<>("Id", groupId::serialize),
1262                             new DbusProperty<>("Name", () -> emptyIfNull(getGroup().title()), this::setGroupName),
1263                             new DbusProperty<>("Description",
1264                                     () -> emptyIfNull(getGroup().description()),
1265                                     this::setGroupDescription),
1266                             new DbusProperty<>("Avatar", this::setGroupAvatar),
1267                             new DbusProperty<>("IsBlocked", () -> getGroup().isBlocked(), this::setIsBlocked),
1268                             new DbusProperty<>("IsMember", () -> getGroup().isMember()),
1269                             new DbusProperty<>("IsAdmin", () -> getGroup().isAdmin()),
1270                             new DbusProperty<>("MessageExpirationTimer",
1271                                     () -> getGroup().messageExpirationTimer(),
1272                                     this::setMessageExpirationTime),
1273                             new DbusProperty<>("Members",
1274                                     () -> new Variant<>(getRecipientStrings(getGroup().members()), "as")),
1275                             new DbusProperty<>("PendingMembers",
1276                                     () -> new Variant<>(getRecipientStrings(getGroup().pendingMembers()), "as")),
1277                             new DbusProperty<>("RequestingMembers",
1278                                     () -> new Variant<>(getRecipientStrings(getGroup().requestingMembers()), "as")),
1279                             new DbusProperty<>("Admins",
1280                                     () -> new Variant<>(getRecipientStrings(getGroup().adminMembers()), "as")),
1281                             new DbusProperty<>("Banned",
1282                                     () -> new Variant<>(getRecipientStrings(getGroup().bannedMembers()), "as")),
1283                             new DbusProperty<>("PermissionAddMember",
1284                                     () -> getGroup().permissionAddMember().name(),
1285                                     this::setGroupPermissionAddMember),
1286                             new DbusProperty<>("PermissionEditDetails",
1287                                     () -> getGroup().permissionEditDetails().name(),
1288                                     this::setGroupPermissionEditDetails),
1289                             new DbusProperty<>("PermissionSendMessage",
1290                                     () -> getGroup().permissionSendMessage().name(),
1291                                     this::setGroupPermissionSendMessage),
1292                             new DbusProperty<>("GroupInviteLink", () -> {
1293                                 final var groupInviteLinkUrl = getGroup().groupInviteLinkUrl();
1294                                 return groupInviteLinkUrl == null ? "" : groupInviteLinkUrl.getUrl();
1295                             }))));
1296         }
1297
1298         @Override
1299         public String getObjectPath() {
1300             return getGroupObjectPath(objectPath, groupId.serialize());
1301         }
1302
1303         @Override
1304         public void quitGroup() throws Error.Failure {
1305             try {
1306                 m.quitGroup(groupId, Set.of());
1307             } catch (GroupNotFoundException e) {
1308                 throw new Error.GroupNotFound(e.getMessage());
1309             } catch (NotAGroupMemberException e) {
1310                 throw new Error.NotAGroupMember(e.getMessage());
1311             } catch (IOException e) {
1312                 throw new Error.Failure(e.getMessage());
1313             } catch (LastGroupAdminException e) {
1314                 throw new Error.LastGroupAdmin(e.getMessage());
1315             } catch (UnregisteredRecipientException e) {
1316                 throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
1317             }
1318         }
1319
1320         @Override
1321         public void deleteGroup() throws Error.Failure, Error.LastGroupAdmin {
1322             try {
1323                 m.deleteGroup(groupId);
1324             } catch (IOException e) {
1325                 throw new Error.Failure(e.getMessage());
1326             }
1327             updateGroups();
1328         }
1329
1330         @Override
1331         public void addMembers(final List<String> recipients) throws Error.Failure {
1332             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1333             updateGroup(UpdateGroup.newBuilder().withMembers(memberIdentifiers).build());
1334         }
1335
1336         @Override
1337         public void removeMembers(final List<String> recipients) throws Error.Failure {
1338             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1339             updateGroup(UpdateGroup.newBuilder().withRemoveMembers(memberIdentifiers).build());
1340         }
1341
1342         @Override
1343         public void addAdmins(final List<String> recipients) throws Error.Failure {
1344             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1345             updateGroup(UpdateGroup.newBuilder().withAdmins(memberIdentifiers).build());
1346         }
1347
1348         @Override
1349         public void removeAdmins(final List<String> recipients) throws Error.Failure {
1350             final var memberIdentifiers = getSingleRecipientIdentifiers(recipients, m.getSelfNumber());
1351             updateGroup(UpdateGroup.newBuilder().withRemoveAdmins(memberIdentifiers).build());
1352         }
1353
1354         @Override
1355         public void resetLink() throws Error.Failure {
1356             updateGroup(UpdateGroup.newBuilder().withResetGroupLink(true).build());
1357         }
1358
1359         @Override
1360         public void disableLink() throws Error.Failure {
1361             updateGroup(UpdateGroup.newBuilder().withGroupLinkState(GroupLinkState.DISABLED).build());
1362         }
1363
1364         @Override
1365         public void enableLink(final boolean requiresApproval) throws Error.Failure {
1366             updateGroup(UpdateGroup.newBuilder()
1367                     .withGroupLinkState(requiresApproval
1368                             ? GroupLinkState.ENABLED_WITH_APPROVAL
1369                             : GroupLinkState.ENABLED)
1370                     .build());
1371         }
1372
1373         private org.asamk.signal.manager.api.Group getGroup() {
1374             return m.getGroup(groupId);
1375         }
1376
1377         private void setGroupName(final String name) {
1378             updateGroup(UpdateGroup.newBuilder().withName(name).build());
1379         }
1380
1381         private void setGroupDescription(final String description) {
1382             updateGroup(UpdateGroup.newBuilder().withDescription(description).build());
1383         }
1384
1385         private void setGroupAvatar(final String avatar) {
1386             updateGroup(UpdateGroup.newBuilder().withAvatarFile(avatar).build());
1387         }
1388
1389         private void setMessageExpirationTime(final int expirationTime) {
1390             updateGroup(UpdateGroup.newBuilder().withExpirationTimer(expirationTime).build());
1391         }
1392
1393         private void setGroupPermissionAddMember(final String permission) {
1394             updateGroup(UpdateGroup.newBuilder().withAddMemberPermission(GroupPermission.valueOf(permission)).build());
1395         }
1396
1397         private void setGroupPermissionEditDetails(final String permission) {
1398             updateGroup(UpdateGroup.newBuilder()
1399                     .withEditDetailsPermission(GroupPermission.valueOf(permission))
1400                     .build());
1401         }
1402
1403         private void setGroupPermissionSendMessage(final String permission) {
1404             updateGroup(UpdateGroup.newBuilder()
1405                     .withIsAnnouncementGroup(GroupPermission.valueOf(permission) == GroupPermission.ONLY_ADMINS)
1406                     .build());
1407         }
1408
1409         private void setIsBlocked(final boolean isBlocked) {
1410             try {
1411                 m.setGroupsBlocked(List.of(groupId), isBlocked);
1412             } catch (NotPrimaryDeviceException e) {
1413                 throw new Error.Failure("This command doesn't work on linked devices.");
1414             } catch (GroupNotFoundException e) {
1415                 throw new Error.GroupNotFound(e.getMessage());
1416             } catch (IOException e) {
1417                 throw new Error.Failure(e.getMessage());
1418             }
1419         }
1420
1421         private void updateGroup(final UpdateGroup updateGroup) {
1422             try {
1423                 m.updateGroup(groupId, updateGroup);
1424             } catch (IOException e) {
1425                 throw new Error.Failure(e.getMessage());
1426             } catch (GroupNotFoundException | NotAGroupMemberException | GroupSendingNotAllowedException e) {
1427                 throw new Error.GroupNotFound(e.getMessage());
1428             } catch (AttachmentInvalidException e) {
1429                 throw new Error.AttachmentInvalid(e.getMessage());
1430             } catch (UnregisteredRecipientException e) {
1431                 throw new Error.UntrustedIdentity(e.getSender().getIdentifier() + " is not registered.");
1432             }
1433         }
1434     }
1435 }