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