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.storage.contacts.ContactInfo;
   5 import org.asamk.signal.storage.groups.GroupInfo;
   6 import org.asamk.signal.util.DateUtils;
   7 import org.asamk.signal.util.Util;
   8 import org.whispersystems.signalservice.api.messages.SignalServiceAttachment;
   9 import org.whispersystems.signalservice.api.messages.SignalServiceAttachmentPointer;
  10 import org.whispersystems.signalservice.api.messages.SignalServiceContent;
  11 import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
  12 import org.whispersystems.signalservice.api.messages.SignalServiceEnvelope;
  13 import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
  14 import org.whispersystems.signalservice.api.messages.SignalServiceReceiptMessage;
  15 import org.whispersystems.signalservice.api.messages.SignalServiceTypingMessage;
  16 import org.whispersystems.signalservice.api.messages.calls.AnswerMessage;
  17 import org.whispersystems.signalservice.api.messages.calls.BusyMessage;
  18 import org.whispersystems.signalservice.api.messages.calls.HangupMessage;
  19 import org.whispersystems.signalservice.api.messages.calls.IceUpdateMessage;
  20 import org.whispersystems.signalservice.api.messages.calls.OfferMessage;
  21 import org.whispersystems.signalservice.api.messages.calls.SignalServiceCallMessage;
  22 import org.whispersystems.signalservice.api.messages.multidevice.BlockedListMessage;
  23 import org.whispersystems.signalservice.api.messages.multidevice.ConfigurationMessage;
  24 import org.whispersystems.signalservice.api.messages.multidevice.ContactsMessage;
  25 import org.whispersystems.signalservice.api.messages.multidevice.ReadMessage;
  26 import org.whispersystems.signalservice.api.messages.multidevice.SentTranscriptMessage;
  27 import org.whispersystems.signalservice.api.messages.multidevice.SignalServiceSyncMessage;
  28 import org.whispersystems.signalservice.api.messages.multidevice.VerifiedMessage;
  29 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  30 import org.whispersystems.util.Base64;
  31
  32 import java.io.File;
  33 import java.util.List;
  34
  35 public class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
  36
  37     final Manager m;
  38
  39     public ReceiveMessageHandler(Manager m) {
  40         this.m = m;
  41     }
  42
  43     @Override
  44     public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
  45         if (!envelope.isUnidentifiedSender() && envelope.hasSource()) {
  46             SignalServiceAddress source = envelope.getSourceAddress();
  47             ContactInfo sourceContact = m.getContact(source.getNumber().get());
  48             System.out.println(String.format("Envelope from: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getNumber().get(), envelope.getSourceDevice()));
  49             if (source.getRelay().isPresent()) {
  50                 System.out.println("Relayed by: " + source.getRelay().get());
  51             }
  52         } else {
  53             System.out.println("Envelope from: unknown source");
  54         }
  55         System.out.println("Timestamp: " + DateUtils.formatTimestamp(envelope.getTimestamp()));
  56         if (envelope.isUnidentifiedSender()) {
  57             System.out.println("Sent by unidentified/sealed sender");
  58         }
  59
  60         if (envelope.isReceipt()) {
  61             System.out.println("Got receipt.");
  62         } else if (envelope.isSignalMessage() || envelope.isPreKeySignalMessage() || envelope.isUnidentifiedSender()) {
  63             if (exception != null) {
  64                 if (exception instanceof org.whispersystems.libsignal.UntrustedIdentityException) {
  65                     org.whispersystems.libsignal.UntrustedIdentityException e = (org.whispersystems.libsignal.UntrustedIdentityException) exception;
  66                     System.out.println("The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
  67                     System.out.println("Use 'signal-cli -u " + m.getUsername() + " listIdentities -n " + e.getName() + "', verify the key and run 'signal-cli -u " + m.getUsername() + " trust -v \"FINGER_PRINT\" " + e.getName() + "' to mark it as trusted");
  68                     System.out.println("If you don't care about security, use 'signal-cli -u " + m.getUsername() + " trust -a " + e.getName() + "' to trust it without verification");
  69                 } else {
  70                     System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass().getSimpleName() + ")");
  71                 }
  72             }
  73             if (content == null) {
  74                 System.out.println("Failed to decrypt message.");
  75             } else {
  76                 System.out.println(String.format("Sender: %s (device: %d)", content.getSender().getNumber().get(), content.getSenderDevice()));
  77                 if (content.getDataMessage().isPresent()) {
  78                     SignalServiceDataMessage message = content.getDataMessage().get();
  79                     handleSignalServiceDataMessage(message);
  80                 }
  81                 if (content.getSyncMessage().isPresent()) {
  82                     System.out.println("Received a sync message");
  83                     SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
  84
  85                     if (syncMessage.getContacts().isPresent()) {
  86                         final ContactsMessage contactsMessage = syncMessage.getContacts().get();
  87                         if (contactsMessage.isComplete()) {
  88                             System.out.println("Received complete sync contacts");
  89                         } else {
  90                             System.out.println("Received sync contacts");
  91                         }
  92                         printAttachment(contactsMessage.getContactsStream());
  93                     }
  94                     if (syncMessage.getGroups().isPresent()) {
  95                         System.out.println("Received sync groups");
  96                         printAttachment(syncMessage.getGroups().get());
  97                     }
  98                     if (syncMessage.getRead().isPresent()) {
  99                         System.out.println("Received sync read messages list");
 100                         for (ReadMessage rm : syncMessage.getRead().get()) {
 101                             ContactInfo fromContact = m.getContact(rm.getSender().getNumber().get());
 102                             System.out.println("From: " + (fromContact == null ? "" : "“" + fromContact.name + "” ") + rm.getSender() + " Message timestamp: " + DateUtils.formatTimestamp(rm.getTimestamp()));
 103                         }
 104                     }
 105                     if (syncMessage.getRequest().isPresent()) {
 106                         System.out.println("Received sync request");
 107                         if (syncMessage.getRequest().get().isContactsRequest()) {
 108                             System.out.println(" - contacts request");
 109                         }
 110                         if (syncMessage.getRequest().get().isGroupsRequest()) {
 111                             System.out.println(" - groups request");
 112                         }
 113                     }
 114                     if (syncMessage.getSent().isPresent()) {
 115                         System.out.println("Received sync sent message");
 116                         final SentTranscriptMessage sentTranscriptMessage = syncMessage.getSent().get();
 117                         String to;
 118                         if (sentTranscriptMessage.getDestination().isPresent()) {
 119                             String dest = sentTranscriptMessage.getDestination().get().getNumber().get();
 120                             ContactInfo destContact = m.getContact(dest);
 121                             to = (destContact == null ? "" : "“" + destContact.name + "” ") + dest;
 122                         } else {
 123                             to = "Unknown";
 124                         }
 125                         System.out.println("To: " + to + " , Message timestamp: " + DateUtils.formatTimestamp(sentTranscriptMessage.getTimestamp()));
 126                         if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
 127                             System.out.println("Expiration started at: " + DateUtils.formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
 128                         }
 129                         SignalServiceDataMessage message = sentTranscriptMessage.getMessage();
 130                         handleSignalServiceDataMessage(message);
 131                     }
 132                     if (syncMessage.getBlockedList().isPresent()) {
 133                         System.out.println("Received sync message with block list");
 134                         System.out.println("Blocked numbers:");
 135                         final BlockedListMessage blockedList = syncMessage.getBlockedList().get();
 136                         for (SignalServiceAddress address : blockedList.getAddresses()) {
 137                             System.out.println(" - " + address.getNumber());
 138                         }
 139                     }
 140                     if (syncMessage.getVerified().isPresent()) {
 141                         System.out.println("Received sync message with verified identities:");
 142                         final VerifiedMessage verifiedMessage = syncMessage.getVerified().get();
 143                         System.out.println(" - " + verifiedMessage.getDestination() + ": " + verifiedMessage.getVerified());
 144                         String safetyNumber = Util.formatSafetyNumber(m.computeSafetyNumber(verifiedMessage.getDestination().getNumber().get(), verifiedMessage.getIdentityKey()));
 145                         System.out.println("   " + safetyNumber);
 146                     }
 147                     if (syncMessage.getConfiguration().isPresent()) {
 148                         System.out.println("Received sync message with configuration:");
 149                         final ConfigurationMessage configurationMessage = syncMessage.getConfiguration().get();
 150                         if (configurationMessage.getReadReceipts().isPresent()) {
 151                             System.out.println(" - Read receipts: " + (configurationMessage.getReadReceipts().get() ? "enabled" : "disabled"));
 152                         }
 153                     }
 154                 }
 155                 if (content.getCallMessage().isPresent()) {
 156                     System.out.println("Received a call message");
 157                     SignalServiceCallMessage callMessage = content.getCallMessage().get();
 158                     if (callMessage.getAnswerMessage().isPresent()) {
 159                         AnswerMessage answerMessage = callMessage.getAnswerMessage().get();
 160                         System.out.println("Answer message: " + answerMessage.getId() + ": " + answerMessage.getDescription());
 161                     }
 162                     if (callMessage.getBusyMessage().isPresent()) {
 163                         BusyMessage busyMessage = callMessage.getBusyMessage().get();
 164                         System.out.println("Busy message: " + busyMessage.getId());
 165                     }
 166                     if (callMessage.getHangupMessage().isPresent()) {
 167                         HangupMessage hangupMessage = callMessage.getHangupMessage().get();
 168                         System.out.println("Hangup message: " + hangupMessage.getId());
 169                     }
 170                     if (callMessage.getIceUpdateMessages().isPresent()) {
 171                         List<IceUpdateMessage> iceUpdateMessages = callMessage.getIceUpdateMessages().get();
 172                         for (IceUpdateMessage iceUpdateMessage : iceUpdateMessages) {
 173                             System.out.println("Ice update message: " + iceUpdateMessage.getId() + ", sdp: " + iceUpdateMessage.getSdp());
 174                         }
 175                     }
 176                     if (callMessage.getOfferMessage().isPresent()) {
 177                         OfferMessage offerMessage = callMessage.getOfferMessage().get();
 178                         System.out.println("Offer message: " + offerMessage.getId() + ": " + offerMessage.getDescription());
 179                     }
 180                 }
 181                 if (content.getReceiptMessage().isPresent()) {
 182                     System.out.println("Received a receipt message");
 183                     SignalServiceReceiptMessage receiptMessage = content.getReceiptMessage().get();
 184                     System.out.println(" - When: " + DateUtils.formatTimestamp(receiptMessage.getWhen()));
 185                     if (receiptMessage.isDeliveryReceipt()) {
 186                         System.out.println(" - Is delivery receipt");
 187                     }
 188                     if (receiptMessage.isReadReceipt()) {
 189                         System.out.println(" - Is read receipt");
 190                     }
 191                     System.out.println(" - Timestamps:");
 192                     for (long timestamp : receiptMessage.getTimestamps()) {
 193                         System.out.println("    " + DateUtils.formatTimestamp(timestamp));
 194                     }
 195                 }
 196                 if (content.getTypingMessage().isPresent()) {
 197                     System.out.println("Received a typing message");
 198                     SignalServiceTypingMessage typingMessage = content.getTypingMessage().get();
 199                     System.out.println(" - Action: " + typingMessage.getAction());
 200                     System.out.println(" - Timestamp: " + DateUtils.formatTimestamp(typingMessage.getTimestamp()));
 201                     if (typingMessage.getGroupId().isPresent()) {
 202                         GroupInfo group = m.getGroup(typingMessage.getGroupId().get());
 203                         if (group != null) {
 204                             System.out.println("  Name: " + group.name);
 205                         } else {
 206                             System.out.println("  Name: <Unknown group>");
 207                         }
 208                     }
 209                 }
 210             }
 211         } else {
 212             System.out.println("Unknown message received.");
 213         }
 214         System.out.println();
 215     }
 216
 217     private void handleSignalServiceDataMessage(SignalServiceDataMessage message) {
 218         System.out.println("Message timestamp: " + DateUtils.formatTimestamp(message.getTimestamp()));
 219
 220         if (message.getBody().isPresent()) {
 221             System.out.println("Body: " + message.getBody().get());
 222         }
 223         if (message.getGroupInfo().isPresent()) {
 224             SignalServiceGroup groupInfo = message.getGroupInfo().get();
 225             System.out.println("Group info:");
 226             System.out.println("  Id: " + Base64.encodeBytes(groupInfo.getGroupId()));
 227             if (groupInfo.getType() == SignalServiceGroup.Type.UPDATE && groupInfo.getName().isPresent()) {
 228                 System.out.println("  Name: " + groupInfo.getName().get());
 229             } else {
 230                 GroupInfo group = m.getGroup(groupInfo.getGroupId());
 231                 if (group != null) {
 232                     System.out.println("  Name: " + group.name);
 233                 } else {
 234                     System.out.println("  Name: <Unknown group>");
 235                 }
 236             }
 237             System.out.println("  Type: " + groupInfo.getType());
 238             if (groupInfo.getMembers().isPresent()) {
 239                 for (SignalServiceAddress member : groupInfo.getMembers().get()) {
 240                     System.out.println("  Member: " + member.getNumber().get());
 241                 }
 242             }
 243             if (groupInfo.getAvatar().isPresent()) {
 244                 System.out.println("  Avatar:");
 245                 printAttachment(groupInfo.getAvatar().get());
 246             }
 247         }
 248         if (message.isEndSession()) {
 249             System.out.println("Is end session");
 250         }
 251         if (message.isExpirationUpdate()) {
 252             System.out.println("Is Expiration update: " + message.isExpirationUpdate());
 253         }
 254         if (message.getExpiresInSeconds() > 0) {
 255             System.out.println("Expires in: " + message.getExpiresInSeconds() + " seconds");
 256         }
 257         if (message.getProfileKey().isPresent()) {
 258             System.out.println("Profile key update, key length:" + message.getProfileKey().get().length);
 259         }
 260
 261         if (message.getQuote().isPresent()) {
 262             SignalServiceDataMessage.Quote quote = message.getQuote().get();
 263             System.out.println("Quote: (" + quote.getId() + ")");
 264             System.out.println(" Author: " + quote.getAuthor().getNumber());
 265             System.out.println(" Text: " + quote.getText());
 266             if (quote.getAttachments().size() > 0) {
 267                 System.out.println(" Attachments: ");
 268                 for (SignalServiceDataMessage.Quote.QuotedAttachment attachment : quote.getAttachments()) {
 269                     System.out.println("  Filename: " + attachment.getFileName());
 270                     System.out.println("  Type: " + attachment.getContentType());
 271                     System.out.println("  Thumbnail:");
 272                     if (attachment.getThumbnail() != null) {
 273                         printAttachment(attachment.getThumbnail());
 274                     }
 275                 }
 276             }
 277         }
 278
 279         if (message.getAttachments().isPresent()) {
 280             System.out.println("Attachments: ");
 281             for (SignalServiceAttachment attachment : message.getAttachments().get()) {
 282                 printAttachment(attachment);
 283             }
 284         }
 285     }
 286
 287     private void printAttachment(SignalServiceAttachment attachment) {
 288         System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (attachment.isStream() ? "Stream" : "") + ")");
 289         if (attachment.isPointer()) {
 290             final SignalServiceAttachmentPointer pointer = attachment.asPointer();
 291             System.out.println("  Id: " + pointer.getId() + " Key length: " + pointer.getKey().length);
 292             System.out.println("  Filename: " + (pointer.getFileName().isPresent() ? pointer.getFileName().get() : "-"));
 293             System.out.println("  Size: " + (pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>") + (pointer.getPreview().isPresent() ? " (Preview is available: " + pointer.getPreview().get().length + " bytes)" : ""));
 294             System.out.println("  Voice note: " + (pointer.getVoiceNote() ? "yes" : "no"));
 295             System.out.println("  Dimensions: " + pointer.getWidth() + "x" + pointer.getHeight());
 296             File file = m.getAttachmentFile(pointer.getId());
 297             if (file.exists()) {
 298                 System.out.println("  Stored plaintext in: " + file);
 299             }
 300         }
 301     }
 302 }