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

   1 package org.asamk.signal;
   2
   3 import org.asamk.signal.manager.Manager;
   4 import org.asamk.signal.manager.UntrustedIdentityException;
   5 import org.asamk.signal.manager.api.RecipientIdentifier;
   6 import org.asamk.signal.manager.groups.GroupId;
   7 import org.asamk.signal.manager.groups.GroupUtils;
   8 import org.asamk.signal.util.DateUtils;
   9 import org.asamk.signal.util.Util;
  10 import org.slf4j.helpers.MessageFormatter;
  11 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
  12 import org.whispersystems.signalservice.api.messages.SignalServiceContent;
  13 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  14 import org.whispersystems.signalservice.api.messages.SignalServiceEnvelope;
  15 import org.whispersystems.signalservice.api.messages.SignalServiceGroupContext;
  16 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  17 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  18 import org.whispersystems.signalservice.api.messages.calls.SignalServiceCallMessage;
  19 import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage;
  20 import org.whispersystems.signalservice.api.messages.shared.SharedContact;
  21 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  22
  23 import java.util.ArrayList;
  24 import java.util.Base64;
  25 import java.util.stream.Collectors;
  26
  27 import static org.asamk.signal.util.Util.getLegacyIdentifier;
  28
  29 public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
  30
  31     final Manager m;
  32     final PlainTextWriter writer;
  33
  34     public ReceiveMessageHandler(Manager m, final PlainTextWriter writer) {
  35         this.m = m;
  36         this.writer = writer;
  37     }
  38
  39     @Override
  40     public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
  41         if (envelope.hasSourceUuid()) {
  42             var source = envelope.getSourceAddress();
  43             writer.println("Envelope from: {} (device: {})", formatContact(source), envelope.getSourceDevice());
  44         } else {
  45             writer.println("Envelope from: unknown source");
  46         }
  47         writer.println("Timestamp: {}", DateUtils.formatTimestamp(envelope.getTimestamp()));
  48         if (envelope.isUnidentifiedSender()) {
  49             writer.println("Sent by unidentified/sealed sender");
  50         }
  51
  52         if (envelope.isReceipt()) {
  53             writer.println("Got receipt.");
  54         } else if (envelope.isSignalMessage() || envelope.isPreKeySignalMessage() || envelope.isUnidentifiedSender()) {
  55             if (exception != null) {
  56                 if (exception instanceof UntrustedIdentityException) {
  57                     var e = (UntrustedIdentityException) exception;
  58                     writer.println(
  59                             "The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
  60                     final var recipientName = getLegacyIdentifier(m.resolveSignalServiceAddress(e.getSender()));
  61                     writer.println(
  62                             "Use 'signal-cli -u {} listIdentities -n {}', verify the key and run 'signal-cli -u {} trust -v \"FINGER_PRINT\" {}' to mark it as trusted",
  63                             m.getUsername(),
  64                             recipientName,
  65                             m.getUsername(),
  66                             recipientName);
  67                     writer.println(
  68                             "If you don't care about security, use 'signal-cli -u {} trust -a {}' to trust it without verification",
  69                             m.getUsername(),
  70                             recipientName);
  71                 } else {
  72                     writer.println("Exception: {} ({})", exception.getMessage(), exception.getClass().getSimpleName());
  73                 }
  74             }
  75             if (content == null) {
  76                 writer.println("No message content");
  77             } else {
  78                 writer.println("Sender: {} (device: {})",
  79                         formatContact(content.getSender()),
  80                         content.getSenderDevice());
  81                 writer.println("Server timestamps: received: {} delivered: {}",
  82                         DateUtils.formatTimestamp(content.getServerReceivedTimestamp()),
  83                         DateUtils.formatTimestamp(content.getServerDeliveredTimestamp()));
  84
  85                 if (content.getSenderKeyDistributionMessage().isPresent()) {
  86                     final var message = content.getSenderKeyDistributionMessage().get();
  87                     writer.println("Received a sender key distribution message for distributionId {}",
  88                             message.getDistributionId());
  89                 }
  90
  91                 if (content.getDataMessage().isPresent()) {
  92                     var message = content.getDataMessage().get();
  93                     printDataMessage(writer, message);
  94                 }
  95                 if (content.getSyncMessage().isPresent()) {
  96                     writer.println("Received a sync message");
  97                     var syncMessage = content.getSyncMessage().get();
  98                     printSyncMessage(writer, syncMessage);
  99                 }
 100
 101                 if (content.getCallMessage().isPresent()) {
 102                     writer.println("Received a call message");
 103                     var callMessage = content.getCallMessage().get();
 104                     printCallMessage(writer.indentedWriter(), callMessage);
 105                 }
 106                 if (content.getReceiptMessage().isPresent()) {
 107                     writer.println("Received a receipt message");
 108                     var receiptMessage = content.getReceiptMessage().get();
 109                     printReceiptMessage(writer.indentedWriter(), receiptMessage);
 110                 }
 111                 if (content.getTypingMessage().isPresent()) {
 112                     writer.println("Received a typing message");
 113                     var typingMessage = content.getTypingMessage().get();
 114                     printTypingMessage(writer.indentedWriter(), typingMessage);
 115                 }
 116             }
 117         } else {
 118             writer.println("Unknown message received.");
 119         }
 120         writer.println();
 121     }
 122
 123     private void printDataMessage(
 124             PlainTextWriter writer, SignalServiceDataMessage message
 125     ) {
 126         writer.println("Message timestamp: {}", DateUtils.formatTimestamp(message.getTimestamp()));
 127         if (message.isViewOnce()) {
 128             writer.println("=VIEW ONCE=");
 129         }
 130
 131         if (message.getBody().isPresent()) {
 132             writer.println("Body: {}", message.getBody().get());
 133         }
 134         if (message.getGroupContext().isPresent()) {
 135             writer.println("Group info:");
 136             final var groupContext = message.getGroupContext().get();
 137             printGroupContext(writer.indentedWriter(), groupContext);
 138         }
 139         if (message.getGroupCallUpdate().isPresent()) {
 140             writer.println("Group call update:");
 141             final var groupCallUpdate = message.getGroupCallUpdate().get();
 142             writer.indentedWriter().println("Era id: {}", groupCallUpdate.getEraId());
 143         }
 144         if (message.getPreviews().isPresent()) {
 145             writer.println("Previews:");
 146             final var previews = message.getPreviews().get();
 147             for (var preview : previews) {
 148                 writer.println("- Preview");
 149                 printPreview(writer.indentedWriter(), preview);
 150             }
 151         }
 152         if (message.getSharedContacts().isPresent()) {
 153             final var sharedContacts = message.getSharedContacts().get();
 154             writer.println("Contacts:");
 155             for (var contact : sharedContacts) {
 156                 writer.println("- Contact:");
 157                 printSharedContact(writer.indentedWriter(), contact);
 158             }
 159         }
 160         if (message.getSticker().isPresent()) {
 161             final var sticker = message.getSticker().get();
 162             writer.println("Sticker:");
 163             printSticker(writer.indentedWriter(), sticker);
 164         }
 165         if (message.isEndSession()) {
 166             writer.println("Is end session");
 167         }
 168         if (message.isExpirationUpdate()) {
 169             writer.println("Is Expiration update: {}", message.isExpirationUpdate());
 170         }
 171         if (message.getExpiresInSeconds() > 0) {
 172             writer.println("Expires in: {} seconds", message.getExpiresInSeconds());
 173         }
 174         if (message.getProfileKey().isPresent()) {
 175             writer.println("Profile key update, key length: {}", message.getProfileKey().get().length);
 176         }
 177         if (message.getReaction().isPresent()) {
 178             writer.println("Reaction:");
 179             final var reaction = message.getReaction().get();
 180             printReaction(writer.indentedWriter(), reaction);
 181         }
 182         if (message.getQuote().isPresent()) {
 183             writer.println("Quote:");
 184             var quote = message.getQuote().get();
 185             printQuote(writer.indentedWriter(), quote);
 186         }
 187         if (message.getRemoteDelete().isPresent()) {
 188             final var remoteDelete = message.getRemoteDelete().get();
 189             writer.println("Remote delete message: timestamp = {}", remoteDelete.getTargetSentTimestamp());
 190         }
 191         if (message.getMentions().isPresent()) {
 192             writer.println("Mentions:");
 193             for (var mention : message.getMentions().get()) {
 194                 printMention(writer, mention);
 195             }
 196         }
 197         if (message.getAttachments().isPresent()) {
 198             writer.println("Attachments:");
 199             for (var attachment : message.getAttachments().get()) {
 200                 writer.println("- Attachment:");
 201                 printAttachment(writer.indentedWriter(), attachment);
 202             }
 203         }
 204     }
 205
 206     private void printTypingMessage(
 207             final PlainTextWriter writer, final SignalServiceTypingMessage typingMessage
 208     ) {
 209         writer.println("Action: {}", typingMessage.getAction());
 210         writer.println("Timestamp: {}", DateUtils.formatTimestamp(typingMessage.getTimestamp()));
 211         if (typingMessage.getGroupId().isPresent()) {
 212             writer.println("Group Info:");
 213             final var groupId = GroupId.unknownVersion(typingMessage.getGroupId().get());
 214             printGroupInfo(writer.indentedWriter(), groupId);
 215         }
 216     }
 217
 218     private void printReceiptMessage(
 219             final PlainTextWriter writer, final SignalServiceReceiptMessage receiptMessage
 220     ) {
 221         writer.println("When: {}", DateUtils.formatTimestamp(receiptMessage.getWhen()));
 222         if (receiptMessage.isDeliveryReceipt()) {
 223             writer.println("Is delivery receipt");
 224         }
 225         if (receiptMessage.isReadReceipt()) {
 226             writer.println("Is read receipt");
 227         }
 228         if (receiptMessage.isViewedReceipt()) {
 229             writer.println("Is viewed receipt");
 230         }
 231         writer.println("Timestamps:");
 232         for (long timestamp : receiptMessage.getTimestamps()) {
 233             writer.println("- {}", DateUtils.formatTimestamp(timestamp));
 234         }
 235     }
 236
 237     private void printCallMessage(
 238             final PlainTextWriter writer, final SignalServiceCallMessage callMessage
 239     ) {
 240         if (callMessage.getDestinationDeviceId().isPresent()) {
 241             final var deviceId = callMessage.getDestinationDeviceId().get();
 242             writer.println("Destination device id: {}", deviceId);
 243         }
 244         if (callMessage.getGroupId().isPresent()) {
 245             final var groupId = GroupId.unknownVersion(callMessage.getGroupId().get());
 246             writer.println("Destination group id: {}", groupId);
 247         }
 248         if (callMessage.getTimestamp().isPresent()) {
 249             writer.println("Timestamp: {}", DateUtils.formatTimestamp(callMessage.getTimestamp().get()));
 250         }
 251         if (callMessage.getAnswerMessage().isPresent()) {
 252             var answerMessage = callMessage.getAnswerMessage().get();
 253             writer.println("Answer message: {}, sdp: {})", answerMessage.getId(), answerMessage.getSdp());
 254         }
 255         if (callMessage.getBusyMessage().isPresent()) {
 256             var busyMessage = callMessage.getBusyMessage().get();
 257             writer.println("Busy message: {}", busyMessage.getId());
 258         }
 259         if (callMessage.getHangupMessage().isPresent()) {
 260             var hangupMessage = callMessage.getHangupMessage().get();
 261             writer.println("Hangup message: {}", hangupMessage.getId());
 262         }
 263         if (callMessage.getIceUpdateMessages().isPresent()) {
 264             writer.println("Ice update messages:");
 265             var iceUpdateMessages = callMessage.getIceUpdateMessages().get();
 266             for (var iceUpdateMessage : iceUpdateMessages) {
 267                 writer.println("- {}, sdp: {}", iceUpdateMessage.getId(), iceUpdateMessage.getSdp());
 268             }
 269         }
 270         if (callMessage.getOfferMessage().isPresent()) {
 271             var offerMessage = callMessage.getOfferMessage().get();
 272             writer.println("Offer message: {}, sdp: {}", offerMessage.getId(), offerMessage.getSdp());
 273         }
 274         if (callMessage.getOpaqueMessage().isPresent()) {
 275             final var opaqueMessage = callMessage.getOpaqueMessage().get();
 276             writer.println("Opaque message: size {}, urgency: {}",
 277                     opaqueMessage.getOpaque().length,
 278                     opaqueMessage.getUrgency().name());
 279         }
 280     }
 281
 282     private void printSyncMessage(
 283             final PlainTextWriter writer, final SignalServiceSyncMessage syncMessage
 284     ) {
 285         if (syncMessage.getContacts().isPresent()) {
 286             final var contactsMessage = syncMessage.getContacts().get();
 287             var type = contactsMessage.isComplete() ? "complete" : "partial";
 288             writer.println("Received {} sync contacts:", type);
 289             printAttachment(writer.indentedWriter(), contactsMessage.getContactsStream());
 290         }
 291         if (syncMessage.getGroups().isPresent()) {
 292             writer.println("Received sync groups:");
 293             printAttachment(writer.indentedWriter(), syncMessage.getGroups().get());
 294         }
 295         if (syncMessage.getRead().isPresent()) {
 296             writer.println("Received sync read messages list");
 297             for (var rm : syncMessage.getRead().get()) {
 298                 writer.println("- From: {} Message timestamp: {}",
 299                         formatContact(rm.getSender()),
 300                         DateUtils.formatTimestamp(rm.getTimestamp()));
 301             }
 302         }
 303         if (syncMessage.getViewed().isPresent()) {
 304             writer.println("Received sync viewed messages list");
 305             for (var vm : syncMessage.getViewed().get()) {
 306                 writer.println("- From: {} Message timestamp: {}",
 307                         formatContact(vm.getSender()),
 308                         DateUtils.formatTimestamp(vm.getTimestamp()));
 309             }
 310         }
 311         if (syncMessage.getRequest().isPresent()) {
 312             String type;
 313             if (syncMessage.getRequest().get().isContactsRequest()) {
 314                 type = "contacts";
 315             } else if (syncMessage.getRequest().get().isGroupsRequest()) {
 316                 type = "groups";
 317             } else if (syncMessage.getRequest().get().isBlockedListRequest()) {
 318                 type = "blocked list";
 319             } else if (syncMessage.getRequest().get().isConfigurationRequest()) {
 320                 type = "configuration";
 321             } else if (syncMessage.getRequest().get().isKeysRequest()) {
 322                 type = "keys";
 323             } else {
 324                 type = "<unknown>";
 325             }
 326             writer.println("Received sync request for: {}", type);
 327         }
 328         if (syncMessage.getSent().isPresent()) {
 329             writer.println("Received sync sent message");
 330             final var sentTranscriptMessage = syncMessage.getSent().get();
 331             String to;
 332             if (sentTranscriptMessage.getDestination().isPresent()) {
 333                 to = formatContact(sentTranscriptMessage.getDestination().get());
 334             } else if (sentTranscriptMessage.getRecipients().size() > 0) {
 335                 to = sentTranscriptMessage.getRecipients()
 336                         .stream()
 337                         .map(this::formatContact)
 338                         .collect(Collectors.joining(", "));
 339             } else {
 340                 to = "<unknown>";
 341             }
 342             writer.indentedWriter().println("To: {}", to);
 343             writer.indentedWriter()
 344                     .println("Timestamp: {}", DateUtils.formatTimestamp(sentTranscriptMessage.getTimestamp()));
 345             if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
 346                 writer.indentedWriter()
 347                         .println("Expiration started at: {}",
 348                                 DateUtils.formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
 349             }
 350             var message = sentTranscriptMessage.getMessage();
 351             printDataMessage(writer.indentedWriter(), message);
 352         }
 353         if (syncMessage.getBlockedList().isPresent()) {
 354             writer.println("Received sync message with block list");
 355             writer.println("Blocked numbers:");
 356             final var blockedList = syncMessage.getBlockedList().get();
 357             for (var address : blockedList.getAddresses()) {
 358                 writer.println("- {}", getLegacyIdentifier(address));
 359             }
 360         }
 361         if (syncMessage.getVerified().isPresent()) {
 362             writer.println("Received sync message with verified identities:");
 363             final var verifiedMessage = syncMessage.getVerified().get();
 364             writer.println("- {}: {}", formatContact(verifiedMessage.getDestination()), verifiedMessage.getVerified());
 365             var safetyNumber = Util.formatSafetyNumber(m.computeSafetyNumber(verifiedMessage.getDestination(),
 366                     verifiedMessage.getIdentityKey()));
 367             writer.indentedWriter().println(safetyNumber);
 368         }
 369         if (syncMessage.getConfiguration().isPresent()) {
 370             writer.println("Received sync message with configuration:");
 371             final var configurationMessage = syncMessage.getConfiguration().get();
 372             if (configurationMessage.getReadReceipts().isPresent()) {
 373                 writer.println("- Read receipts: {}",
 374                         configurationMessage.getReadReceipts().get() ? "enabled" : "disabled");
 375             }
 376             if (configurationMessage.getLinkPreviews().isPresent()) {
 377                 writer.println("- Link previews: {}",
 378                         configurationMessage.getLinkPreviews().get() ? "enabled" : "disabled");
 379             }
 380             if (configurationMessage.getTypingIndicators().isPresent()) {
 381                 writer.println("- Typing indicators: {}",
 382                         configurationMessage.getTypingIndicators().get() ? "enabled" : "disabled");
 383             }
 384             if (configurationMessage.getUnidentifiedDeliveryIndicators().isPresent()) {
 385                 writer.println("- Unidentified Delivery Indicators: {}",
 386                         configurationMessage.getUnidentifiedDeliveryIndicators().get() ? "enabled" : "disabled");
 387             }
 388         }
 389         if (syncMessage.getFetchType().isPresent()) {
 390             final var fetchType = syncMessage.getFetchType().get();
 391             writer.println("Received sync message with fetch type: {}", fetchType);
 392         }
 393         if (syncMessage.getViewOnceOpen().isPresent()) {
 394             final var viewOnceOpenMessage = syncMessage.getViewOnceOpen().get();
 395             writer.println("Received sync message with view once open message:");
 396             writer.indentedWriter().println("Sender: {}", formatContact(viewOnceOpenMessage.getSender()));
 397             writer.indentedWriter()
 398                     .println("Timestamp: {}", DateUtils.formatTimestamp(viewOnceOpenMessage.getTimestamp()));
 399         }
 400         if (syncMessage.getStickerPackOperations().isPresent()) {
 401             final var stickerPackOperationMessages = syncMessage.getStickerPackOperations().get();
 402             writer.println("Received sync message with sticker pack operations:");
 403             for (var m : stickerPackOperationMessages) {
 404                 writer.println("- {}", m.getType().isPresent() ? m.getType().get() : "<unknown>");
 405                 if (m.getPackId().isPresent()) {
 406                     writer.indentedWriter()
 407                             .println("packId: {}", Base64.getEncoder().encodeToString(m.getPackId().get()));
 408                 }
 409                 if (m.getPackKey().isPresent()) {
 410                     writer.indentedWriter()
 411                             .println("packKey: {}", Base64.getEncoder().encodeToString(m.getPackKey().get()));
 412                 }
 413             }
 414         }
 415         if (syncMessage.getMessageRequestResponse().isPresent()) {
 416             final var requestResponseMessage = syncMessage.getMessageRequestResponse().get();
 417             writer.println("Received message request response:");
 418             writer.indentedWriter().println("Type: {}", requestResponseMessage.getType());
 419             if (requestResponseMessage.getGroupId().isPresent()) {
 420                 writer.println("For group:");
 421                 printGroupInfo(writer.indentedWriter(),
 422                         GroupId.unknownVersion(requestResponseMessage.getGroupId().get()));
 423             }
 424             if (requestResponseMessage.getPerson().isPresent()) {
 425                 writer.indentedWriter()
 426                         .println("For Person: {}", formatContact(requestResponseMessage.getPerson().get()));
 427             }
 428         }
 429         if (syncMessage.getKeys().isPresent()) {
 430             final var keysMessage = syncMessage.getKeys().get();
 431             writer.println("Received sync message with keys:");
 432             if (keysMessage.getStorageService().isPresent()) {
 433                 writer.println("-  storage key: length: {}", keysMessage.getStorageService().get().serialize().length);
 434             }
 435         }
 436     }
 437
 438     private void printPreview(
 439             final PlainTextWriter writer, final SignalServiceDataMessage.Preview preview
 440     ) {
 441         writer.println("Title: {}", preview.getTitle());
 442         writer.println("Description: {}", preview.getDescription());
 443         writer.println("Date: {}", DateUtils.formatTimestamp(preview.getDate()));
 444         writer.println("Url: {}", preview.getUrl());
 445         if (preview.getImage().isPresent()) {
 446             writer.println("Image:");
 447             printAttachment(writer.indentedWriter(), preview.getImage().get());
 448         }
 449     }
 450
 451     private void printSticker(
 452             final PlainTextWriter writer, final SignalServiceDataMessage.Sticker sticker
 453     ) {
 454         writer.println("Pack id: {}", Base64.getEncoder().encodeToString(sticker.getPackId()));
 455         writer.println("Pack key: {}", Base64.getEncoder().encodeToString(sticker.getPackKey()));
 456         writer.println("Sticker id: {}", sticker.getStickerId());
 457         writer.println("Image:");
 458         printAttachment(writer.indentedWriter(), sticker.getAttachment());
 459     }
 460
 461     private void printReaction(
 462             final PlainTextWriter writer, final SignalServiceDataMessage.Reaction reaction
 463     ) {
 464         writer.println("Emoji: {}", reaction.getEmoji());
 465         writer.println("Target author: {}", formatContact(reaction.getTargetAuthor()));
 466         writer.println("Target timestamp: {}", DateUtils.formatTimestamp(reaction.getTargetSentTimestamp()));
 467         writer.println("Is remove: {}", reaction.isRemove());
 468     }
 469
 470     private void printQuote(
 471             final PlainTextWriter writer, final SignalServiceDataMessage.Quote quote
 472     ) {
 473         writer.println("Id: {}", quote.getId());
 474         writer.println("Author: {}", formatContact(quote.getAuthor()));
 475         writer.println("Text: {}", quote.getText());
 476         if (quote.getMentions() != null && quote.getMentions().size() > 0) {
 477             writer.println("Mentions:");
 478             for (var mention : quote.getMentions()) {
 479                 printMention(writer, mention);
 480             }
 481         }
 482         if (quote.getAttachments().size() > 0) {
 483             writer.println("Attachments:");
 484             for (var attachment : quote.getAttachments()) {
 485                 writer.println("- Filename: {}", attachment.getFileName());
 486                 writer.indent(w -> {
 487                     w.println("Type: {}", attachment.getContentType());
 488                     w.println("Thumbnail:");
 489                     if (attachment.getThumbnail() != null) {
 490                         printAttachment(w, attachment.getThumbnail());
 491                     }
 492                 });
 493             }
 494         }
 495     }
 496
 497     private void printSharedContact(final PlainTextWriter writer, final SharedContact contact) {
 498         writer.println("Name:");
 499         var name = contact.getName();
 500         writer.indent(w -> {
 501             if (name.getDisplay().isPresent() && !name.getDisplay().get().isBlank()) {
 502                 w.println("Display name: {}", name.getDisplay().get());
 503             }
 504             if (name.getGiven().isPresent() && !name.getGiven().get().isBlank()) {
 505                 w.println("First name: {}", name.getGiven().get());
 506             }
 507             if (name.getMiddle().isPresent() && !name.getMiddle().get().isBlank()) {
 508                 w.println("Middle name: {}", name.getMiddle().get());
 509             }
 510             if (name.getFamily().isPresent() && !name.getFamily().get().isBlank()) {
 511                 w.println("Family name: {}", name.getFamily().get());
 512             }
 513             if (name.getPrefix().isPresent() && !name.getPrefix().get().isBlank()) {
 514                 w.println("Prefix name: {}", name.getPrefix().get());
 515             }
 516             if (name.getSuffix().isPresent() && !name.getSuffix().get().isBlank()) {
 517                 w.println("Suffix name: {}", name.getSuffix().get());
 518             }
 519         });
 520
 521         if (contact.getAvatar().isPresent()) {
 522             var avatar = contact.getAvatar().get();
 523             writer.println("Avatar: (profile: {})", avatar.isProfile());
 524             printAttachment(writer.indentedWriter(), avatar.getAttachment());
 525         }
 526
 527         if (contact.getOrganization().isPresent()) {
 528             writer.println("Organisation: {}", contact.getOrganization().get());
 529         }
 530
 531         if (contact.getPhone().isPresent()) {
 532             writer.println("Phone details:");
 533             for (var phone : contact.getPhone().get()) {
 534                 writer.println("- Phone:");
 535                 writer.indent(w -> {
 536                     if (phone.getValue() != null) {
 537                         w.println("Number: {}", phone.getValue());
 538                     }
 539                     if (phone.getType() != null) {
 540                         w.println("Type: {}", phone.getType());
 541                     }
 542                     if (phone.getLabel().isPresent() && !phone.getLabel().get().isBlank()) {
 543                         w.println("Label: {}", phone.getLabel().get());
 544                     }
 545                 });
 546             }
 547         }
 548
 549         if (contact.getEmail().isPresent()) {
 550             writer.println("Email details:");
 551             for (var email : contact.getEmail().get()) {
 552                 writer.println("- Email:");
 553                 writer.indent(w -> {
 554                     if (email.getValue() != null) {
 555                         w.println("Address: {}", email.getValue());
 556                     }
 557                     if (email.getType() != null) {
 558                         w.println("Type: {}", email.getType());
 559                     }
 560                     if (email.getLabel().isPresent() && !email.getLabel().get().isBlank()) {
 561                         w.println("Label: {}", email.getLabel().get());
 562                     }
 563                 });
 564             }
 565         }
 566
 567         if (contact.getAddress().isPresent()) {
 568             writer.println("Address details:");
 569             for (var address : contact.getAddress().get()) {
 570                 writer.println("- Address:");
 571                 writer.indent(w -> {
 572                     if (address.getType() != null) {
 573                         w.println("Type: {}", address.getType());
 574                     }
 575                     if (address.getLabel().isPresent() && !address.getLabel().get().isBlank()) {
 576                         w.println("Label: {}", address.getLabel().get());
 577                     }
 578                     if (address.getStreet().isPresent() && !address.getStreet().get().isBlank()) {
 579                         w.println("Street: {}", address.getStreet().get());
 580                     }
 581                     if (address.getPobox().isPresent() && !address.getPobox().get().isBlank()) {
 582                         w.println("Pobox: {}", address.getPobox().get());
 583                     }
 584                     if (address.getNeighborhood().isPresent() && !address.getNeighborhood().get().isBlank()) {
 585                         w.println("Neighbourhood: {}", address.getNeighborhood().get());
 586                     }
 587                     if (address.getCity().isPresent() && !address.getCity().get().isBlank()) {
 588                         w.println("City: {}", address.getCity().get());
 589                     }
 590                     if (address.getRegion().isPresent() && !address.getRegion().get().isBlank()) {
 591                         w.println("Region: {}", address.getRegion().get());
 592                     }
 593                     if (address.getPostcode().isPresent() && !address.getPostcode().get().isBlank()) {
 594                         w.println("Postcode: {}", address.getPostcode().get());
 595                     }
 596                     if (address.getCountry().isPresent() && !address.getCountry().get().isBlank()) {
 597                         w.println("Country: {}", address.getCountry().get());
 598                     }
 599                 });
 600             }
 601         }
 602     }
 603
 604     private void printGroupContext(
 605             final PlainTextWriter writer, final SignalServiceGroupContext groupContext
 606     ) {
 607         final var groupId = GroupUtils.getGroupId(groupContext);
 608         if (groupContext.getGroupV1().isPresent()) {
 609             var groupInfo = groupContext.getGroupV1().get();
 610             printGroupInfo(writer, groupId);
 611             writer.println("Type: {}", groupInfo.getType());
 612             if (groupInfo.getMembers().isPresent()) {
 613                 writer.println("Members:");
 614                 for (var member : groupInfo.getMembers().get()) {
 615                     writer.println("- {}", formatContact(member));
 616                 }
 617             }
 618             if (groupInfo.getAvatar().isPresent()) {
 619                 writer.println("Avatar:");
 620                 printAttachment(writer.indentedWriter(), groupInfo.getAvatar().get());
 621             }
 622         } else if (groupContext.getGroupV2().isPresent()) {
 623             final var groupInfo = groupContext.getGroupV2().get();
 624             printGroupInfo(writer, groupId);
 625             writer.println("Revision: {}", groupInfo.getRevision());
 626             writer.println("Master key length: {}", groupInfo.getMasterKey().serialize().length);
 627             writer.println("Has signed group change: {}", groupInfo.hasSignedGroupChange());
 628         }
 629     }
 630
 631     private void printGroupInfo(final PlainTextWriter writer, final GroupId groupId) {
 632         writer.println("Id: {}", groupId.toBase64());
 633
 634         var group = m.getGroup(groupId);
 635         if (group != null) {
 636             writer.println("Name: {}", group.getTitle());
 637         } else {
 638             writer.println("Name: <Unknown group>");
 639         }
 640     }
 641
 642     private void printMention(
 643             PlainTextWriter writer, SignalServiceDataMessage.Mention mention
 644     ) {
 645         final var address = m.resolveSignalServiceAddress(mention.getUuid());
 646         writer.println("- {}: {} (length: {})", formatContact(address), mention.getStart(), mention.getLength());
 647     }
 648
 649     private void printAttachment(PlainTextWriter writer, SignalServiceAttachment attachment) {
 650         writer.println("Content-Type: {}", attachment.getContentType());
 651         writer.println("Type: {}", attachment.isPointer() ? "Pointer" : attachment.isStream() ? "Stream" : "<unknown>");
 652         if (attachment.isPointer()) {
 653             final var pointer = attachment.asPointer();
 654             writer.println("Id: {} Key length: {}", pointer.getRemoteId(), pointer.getKey().length);
 655             if (pointer.getUploadTimestamp() > 0) {
 656                 writer.println("Upload timestamp: {}", DateUtils.formatTimestamp(pointer.getUploadTimestamp()));
 657             }
 658             if (pointer.getCaption().isPresent()) {
 659                 writer.println("Caption: {}", pointer.getCaption().get());
 660             }
 661             if (pointer.getFileName().isPresent()) {
 662                 writer.println("Filename: {}", pointer.getFileName().get());
 663             }
 664             writer.println("Size: {}{}",
 665                     pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>",
 666                     pointer.getPreview().isPresent() ? " (Preview is available: "
 667                             + pointer.getPreview().get().length
 668                             + " bytes)" : "");
 669             final var flags = new ArrayList<String>();
 670             if (pointer.getVoiceNote()) {
 671                 flags.add("voice note");
 672             }
 673             if (pointer.isBorderless()) {
 674                 flags.add("borderless");
 675             }
 676             if (pointer.isGif()) {
 677                 flags.add("video gif");
 678             }
 679             if (flags.size() > 0) {
 680                 writer.println("Flags: {}", String.join(", ", flags));
 681             }
 682             if (pointer.getWidth() > 0 || pointer.getHeight() > 0) {
 683                 writer.println("Dimensions: {}x{}", pointer.getWidth(), pointer.getHeight());
 684             }
 685             var file = m.getAttachmentFile(pointer.getRemoteId());
 686             if (file.exists()) {
 687                 writer.println("Stored plaintext in: {}", file);
 688             }
 689         }
 690     }
 691
 692     private String formatContact(SignalServiceAddress address) {
 693         address = m.resolveSignalServiceAddress(address);
 694         final var number = getLegacyIdentifier(address);
 695         final var name = m.getContactOrProfileName(RecipientIdentifier.Single.fromAddress(address));
 696         if (name == null || name.isEmpty()) {
 697             return number;
 698         } else {
 699             return MessageFormatter.arrayFormat("“{}” {}", new Object[]{name, number}).getMessage();
 700         }
 701     }
 702 }