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