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