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