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

   1 /**
   2  * Copyright (C) 2015 AsamK
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.asamk.signal;
  18
  19 import com.fasterxml.jackson.annotation.JsonAutoDetect;
  20 import com.fasterxml.jackson.annotation.PropertyAccessor;
  21 import com.fasterxml.jackson.core.JsonGenerator;
  22 import com.fasterxml.jackson.databind.DeserializationFeature;
  23 import com.fasterxml.jackson.databind.ObjectMapper;
  24 import com.fasterxml.jackson.databind.SerializationFeature;
  25 import com.fasterxml.jackson.databind.node.ObjectNode;
  26 import net.sourceforge.argparse4j.ArgumentParsers;
  27 import net.sourceforge.argparse4j.impl.Arguments;
  28 import net.sourceforge.argparse4j.inf.*;
  29 import org.apache.http.util.TextUtils;
  30 import org.asamk.Signal;
  31 import org.asamk.signal.storage.contacts.ContactInfo;
  32 import org.asamk.signal.storage.groups.GroupInfo;
  33 import org.asamk.signal.storage.protocol.JsonIdentityKeyStore;
  34 import org.asamk.signal.util.Hex;
  35 import org.freedesktop.dbus.DBusConnection;
  36 import org.freedesktop.dbus.DBusSigHandler;
  37 import org.freedesktop.dbus.exceptions.DBusException;
  38 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  39 import org.whispersystems.libsignal.InvalidKeyException;
  40 import org.whispersystems.libsignal.util.guava.Optional;
  41 import org.whispersystems.signalservice.api.crypto.UntrustedIdentityException;
  42 import org.whispersystems.signalservice.api.messages.*;
  43 import org.whispersystems.signalservice.api.messages.calls.*;
  44 import org.whispersystems.signalservice.api.messages.multidevice.*;
  45 import org.whispersystems.signalservice.api.push.SignalServiceAddress;
  46 import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
  47 import org.whispersystems.signalservice.api.push.exceptions.NetworkFailureException;
  48 import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
  49 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  50 import org.whispersystems.signalservice.internal.push.LockedException;
  51 import org.whispersystems.signalservice.internal.util.Base64;
  52
  53 import java.io.File;
  54 import java.io.IOException;
  55 import java.io.InputStream;
  56 import java.io.StringWriter;
  57 import java.net.URI;
  58 import java.net.URISyntaxException;
  59 import java.nio.charset.Charset;
  60 import java.security.Security;
  61 import java.text.DateFormat;
  62 import java.text.SimpleDateFormat;
  63 import java.util.*;
  64 import java.util.concurrent.TimeUnit;
  65 import java.util.concurrent.TimeoutException;
  66
  67 public class Main {
  68
  69     public static final String SIGNAL_BUSNAME = "org.asamk.Signal";
  70     public static final String SIGNAL_OBJECTPATH = "/org/asamk/Signal";
  71
  72     private static final TimeZone tzUTC = TimeZone.getTimeZone("UTC");
  73
  74     public static void main(String[] args) {
  75         // Workaround for BKS truststore
  76         Security.insertProviderAt(new org.bouncycastle.jce.provider.BouncyCastleProvider(), 1);
  77
  78         Namespace ns = parseArgs(args);
  79         if (ns == null) {
  80             System.exit(1);
  81         }
  82
  83         int res = handleCommands(ns);
  84         System.exit(res);
  85     }
  86
  87     private static int handleCommands(Namespace ns) {
  88         final String username = ns.getString("username");
  89         Manager m;
  90         Signal ts;
  91         DBusConnection dBusConn = null;
  92         try {
  93             if (ns.getBoolean("dbus") || ns.getBoolean("dbus_system")) {
  94                 try {
  95                     m = null;
  96                     int busType;
  97                     if (ns.getBoolean("dbus_system")) {
  98                         busType = DBusConnection.SYSTEM;
  99                     } else {
 100                         busType = DBusConnection.SESSION;
 101                     }
 102                     dBusConn = DBusConnection.getConnection(busType);
 103                     ts = dBusConn.getRemoteObject(
 104                             SIGNAL_BUSNAME, SIGNAL_OBJECTPATH,
 105                             Signal.class);
 106                 } catch (UnsatisfiedLinkError e) {
 107                     System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 108                     return 1;
 109                 } catch (DBusException e) {
 110                     e.printStackTrace();
 111                     if (dBusConn != null) {
 112                         dBusConn.disconnect();
 113                     }
 114                     return 3;
 115                 }
 116             } else {
 117                 String settingsPath = ns.getString("config");
 118                 if (TextUtils.isEmpty(settingsPath)) {
 119                     settingsPath = System.getProperty("user.home") + "/.config/signal";
 120                     if (!new File(settingsPath).exists()) {
 121                         String legacySettingsPath = System.getProperty("user.home") + "/.config/textsecure";
 122                         if (new File(legacySettingsPath).exists()) {
 123                             settingsPath = legacySettingsPath;
 124                         }
 125                     }
 126                 }
 127
 128                 m = new Manager(username, settingsPath);
 129                 ts = m;
 130                 if (m.userExists()) {
 131                     try {
 132                         m.init();
 133                     } catch (Exception e) {
 134                         System.err.println("Error loading state file \"" + m.getFileName() + "\": " + e.getMessage());
 135                         return 2;
 136                     }
 137                 }
 138             }
 139
 140             switch (ns.getString("command")) {
 141                 case "register":
 142                     if (dBusConn != null) {
 143                         System.err.println("register is not yet implemented via dbus");
 144                         return 1;
 145                     }
 146                     if (!m.userHasKeys()) {
 147                         m.createNewIdentity();
 148                     }
 149                     try {
 150                         m.register(ns.getBoolean("voice"));
 151                     } catch (IOException e) {
 152                         System.err.println("Request verify error: " + e.getMessage());
 153                         return 3;
 154                     }
 155                     break;
 156                 case "unregister":
 157                     if (dBusConn != null) {
 158                         System.err.println("unregister is not yet implemented via dbus");
 159                         return 1;
 160                     }
 161                     if (!m.isRegistered()) {
 162                         System.err.println("User is not registered.");
 163                         return 1;
 164                     }
 165                     try {
 166                         m.unregister();
 167                     } catch (IOException e) {
 168                         System.err.println("Unregister error: " + e.getMessage());
 169                         return 3;
 170                     }
 171                     break;
 172                 case "updateAccount":
 173                     if (dBusConn != null) {
 174                         System.err.println("updateAccount is not yet implemented via dbus");
 175                         return 1;
 176                     }
 177                     if (!m.isRegistered()) {
 178                         System.err.println("User is not registered.");
 179                         return 1;
 180                     }
 181                     try {
 182                         m.updateAccountAttributes();
 183                     } catch (IOException e) {
 184                         System.err.println("UpdateAccount error: " + e.getMessage());
 185                         return 3;
 186                     }
 187                     break;
 188                 case "setPin":
 189                     if (dBusConn != null) {
 190                         System.err.println("setPin is not yet implemented via dbus");
 191                         return 1;
 192                     }
 193                     if (!m.isRegistered()) {
 194                         System.err.println("User is not registered.");
 195                         return 1;
 196                     }
 197                     try {
 198                         String registrationLockPin = ns.getString("registrationLockPin");
 199                         m.setRegistrationLockPin(Optional.of(registrationLockPin));
 200                     } catch (IOException e) {
 201                         System.err.println("Set pin error: " + e.getMessage());
 202                         return 3;
 203                     }
 204                     break;
 205                 case "removePin":
 206                     if (dBusConn != null) {
 207                         System.err.println("removePin is not yet implemented via dbus");
 208                         return 1;
 209                     }
 210                     if (!m.isRegistered()) {
 211                         System.err.println("User is not registered.");
 212                         return 1;
 213                     }
 214                     try {
 215                         m.setRegistrationLockPin(Optional.<String>absent());
 216                     } catch (IOException e) {
 217                         System.err.println("Remove pin error: " + e.getMessage());
 218                         return 3;
 219                     }
 220                     break;
 221                 case "verify":
 222                     if (dBusConn != null) {
 223                         System.err.println("verify is not yet implemented via dbus");
 224                         return 1;
 225                     }
 226                     if (!m.userHasKeys()) {
 227                         System.err.println("User has no keys, first call register.");
 228                         return 1;
 229                     }
 230                     if (m.isRegistered()) {
 231                         System.err.println("User registration is already verified");
 232                         return 1;
 233                     }
 234                     try {
 235                         String verificationCode = ns.getString("verificationCode");
 236                         String pin = ns.getString("pin");
 237                         m.verifyAccount(verificationCode, pin);
 238                     } catch (LockedException e) {
 239                         System.err.println("Verification failed! This number is locked with a pin. Hours remaining until reset: " + (e.getTimeRemaining() / 1000 / 60 / 60));
 240                         System.err.println("Use '--pin PIN_CODE' to specify the registration lock PIN");
 241                         return 3;
 242                     } catch (IOException e) {
 243                         System.err.println("Verify error: " + e.getMessage());
 244                         return 3;
 245                     }
 246                     break;
 247                 case "link":
 248                     if (dBusConn != null) {
 249                         System.err.println("link is not yet implemented via dbus");
 250                         return 1;
 251                     }
 252
 253                     // When linking, username is null and we always have to create keys
 254                     m.createNewIdentity();
 255
 256                     String deviceName = ns.getString("name");
 257                     if (deviceName == null) {
 258                         deviceName = "cli";
 259                     }
 260                     try {
 261                         System.out.println(m.getDeviceLinkUri());
 262                         m.finishDeviceLink(deviceName);
 263                         System.out.println("Associated with: " + m.getUsername());
 264                     } catch (TimeoutException e) {
 265                         System.err.println("Link request timed out, please try again.");
 266                         return 3;
 267                     } catch (IOException e) {
 268                         System.err.println("Link request error: " + e.getMessage());
 269                         return 3;
 270                     } catch (AssertionError e) {
 271                         handleAssertionError(e);
 272                         return 1;
 273                     } catch (InvalidKeyException e) {
 274                         e.printStackTrace();
 275                         return 2;
 276                     } catch (UserAlreadyExists e) {
 277                         System.err.println("The user " + e.getUsername() + " already exists\nDelete \"" + e.getFileName() + "\" before trying again.");
 278                         return 1;
 279                     }
 280                     break;
 281                 case "addDevice":
 282                     if (dBusConn != null) {
 283                         System.err.println("link is not yet implemented via dbus");
 284                         return 1;
 285                     }
 286                     if (!m.isRegistered()) {
 287                         System.err.println("User is not registered.");
 288                         return 1;
 289                     }
 290                     try {
 291                         m.addDeviceLink(new URI(ns.getString("uri")));
 292                     } catch (IOException e) {
 293                         e.printStackTrace();
 294                         return 3;
 295                     } catch (InvalidKeyException e) {
 296                         e.printStackTrace();
 297                         return 2;
 298                     } catch (AssertionError e) {
 299                         handleAssertionError(e);
 300                         return 1;
 301                     } catch (URISyntaxException e) {
 302                         e.printStackTrace();
 303                         return 2;
 304                     }
 305                     break;
 306                 case "listDevices":
 307                     if (dBusConn != null) {
 308                         System.err.println("listDevices is not yet implemented via dbus");
 309                         return 1;
 310                     }
 311                     if (!m.isRegistered()) {
 312                         System.err.println("User is not registered.");
 313                         return 1;
 314                     }
 315                     try {
 316                         List<DeviceInfo> devices = m.getLinkedDevices();
 317                         for (DeviceInfo d : devices) {
 318                             System.out.println("Device " + d.getId() + (d.getId() == m.getDeviceId() ? " (this device)" : "") + ":");
 319                             System.out.println(" Name: " + d.getName());
 320                             System.out.println(" Created: " + formatTimestamp(d.getCreated()));
 321                             System.out.println(" Last seen: " + formatTimestamp(d.getLastSeen()));
 322                         }
 323                     } catch (IOException e) {
 324                         e.printStackTrace();
 325                         return 3;
 326                     }
 327                     break;
 328                 case "removeDevice":
 329                     if (dBusConn != null) {
 330                         System.err.println("removeDevice is not yet implemented via dbus");
 331                         return 1;
 332                     }
 333                     if (!m.isRegistered()) {
 334                         System.err.println("User is not registered.");
 335                         return 1;
 336                     }
 337                     try {
 338                         int deviceId = ns.getInt("deviceId");
 339                         m.removeLinkedDevices(deviceId);
 340                     } catch (IOException e) {
 341                         e.printStackTrace();
 342                         return 3;
 343                     }
 344                     break;
 345                 case "send":
 346                     if (dBusConn == null && !m.isRegistered()) {
 347                         System.err.println("User is not registered.");
 348                         return 1;
 349                     }
 350
 351                     if (ns.getBoolean("endsession")) {
 352                         if (ns.getList("recipient") == null) {
 353                             System.err.println("No recipients given");
 354                             System.err.println("Aborting sending.");
 355                             return 1;
 356                         }
 357                         try {
 358                             ts.sendEndSessionMessage(ns.<String>getList("recipient"));
 359                         } catch (IOException e) {
 360                             handleIOException(e);
 361                             return 3;
 362                         } catch (EncapsulatedExceptions e) {
 363                             handleEncapsulatedExceptions(e);
 364                             return 3;
 365                         } catch (AssertionError e) {
 366                             handleAssertionError(e);
 367                             return 1;
 368                         } catch (DBusExecutionException e) {
 369                             handleDBusExecutionException(e);
 370                             return 1;
 371                         }
 372                     } else {
 373                         String messageText = ns.getString("message");
 374                         if (messageText == null) {
 375                             try {
 376                                 messageText = readAll(System.in);
 377                             } catch (IOException e) {
 378                                 System.err.println("Failed to read message from stdin: " + e.getMessage());
 379                                 System.err.println("Aborting sending.");
 380                                 return 1;
 381                             }
 382                         }
 383
 384                         try {
 385                             List<String> attachments = ns.getList("attachment");
 386                             if (attachments == null) {
 387                                 attachments = new ArrayList<>();
 388                             }
 389                             if (ns.getString("group") != null) {
 390                                 byte[] groupId = decodeGroupId(ns.getString("group"));
 391                                 ts.sendGroupMessage(messageText, attachments, groupId);
 392                             } else {
 393                                 ts.sendMessage(messageText, attachments, ns.<String>getList("recipient"));
 394                             }
 395                         } catch (IOException e) {
 396                             handleIOException(e);
 397                             return 3;
 398                         } catch (EncapsulatedExceptions e) {
 399                             handleEncapsulatedExceptions(e);
 400                             return 3;
 401                         } catch (AssertionError e) {
 402                             handleAssertionError(e);
 403                             return 1;
 404                         } catch (GroupNotFoundException e) {
 405                             handleGroupNotFoundException(e);
 406                             return 1;
 407                         } catch (NotAGroupMemberException e) {
 408                             handleNotAGroupMemberException(e);
 409                             return 1;
 410                         } catch (AttachmentInvalidException e) {
 411                             System.err.println("Failed to add attachment: " + e.getMessage());
 412                             System.err.println("Aborting sending.");
 413                             return 1;
 414                         } catch (DBusExecutionException e) {
 415                             handleDBusExecutionException(e);
 416                             return 1;
 417                         }
 418                     }
 419
 420                     break;
 421                 case "receive":
 422                     if (dBusConn != null) {
 423                         try {
 424                             dBusConn.addSigHandler(Signal.MessageReceived.class, new DBusSigHandler<Signal.MessageReceived>() {
 425                                 @Override
 426                                 public void handle(Signal.MessageReceived s) {
 427                                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
 428                                             s.getSender(), formatTimestamp(s.getTimestamp()), s.getMessage()));
 429                                     if (s.getGroupId().length > 0) {
 430                                         System.out.println("Group info:");
 431                                         System.out.println("  Id: " + Base64.encodeBytes(s.getGroupId()));
 432                                     }
 433                                     if (s.getAttachments().size() > 0) {
 434                                         System.out.println("Attachments: ");
 435                                         for (String attachment : s.getAttachments()) {
 436                                             System.out.println("-  Stored plaintext in: " + attachment);
 437                                         }
 438                                     }
 439                                     System.out.println();
 440                                 }
 441                             });
 442                             dBusConn.addSigHandler(Signal.ReceiptReceived.class, new DBusSigHandler<Signal.ReceiptReceived>() {
 443                                 @Override
 444                                 public void handle(Signal.ReceiptReceived s) {
 445                                     System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
 446                                             s.getSender(), formatTimestamp(s.getTimestamp())));
 447                                 }
 448                             });
 449                         } catch (UnsatisfiedLinkError e) {
 450                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 451                             return 1;
 452                         } catch (DBusException e) {
 453                             e.printStackTrace();
 454                             return 1;
 455                         }
 456                         while (true) {
 457                             try {
 458                                 Thread.sleep(10000);
 459                             } catch (InterruptedException e) {
 460                                 return 0;
 461                             }
 462                         }
 463                     }
 464                     if (!m.isRegistered()) {
 465                         System.err.println("User is not registered.");
 466                         return 1;
 467                     }
 468                     double timeout = 5;
 469                     if (ns.getDouble("timeout") != null) {
 470                         timeout = ns.getDouble("timeout");
 471                     }
 472                     boolean returnOnTimeout = true;
 473                     if (timeout < 0) {
 474                         returnOnTimeout = false;
 475                         timeout = 3600;
 476                     }
 477                     boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
 478                     try {
 479                         final Manager.ReceiveMessageHandler handler = ns.getBoolean("json") ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
 480                         m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, handler);
 481                     } catch (IOException e) {
 482                         System.err.println("Error while receiving messages: " + e.getMessage());
 483                         return 3;
 484                     } catch (AssertionError e) {
 485                         handleAssertionError(e);
 486                         return 1;
 487                     }
 488                     break;
 489                 case "quitGroup":
 490                     if (dBusConn != null) {
 491                         System.err.println("quitGroup is not yet implemented via dbus");
 492                         return 1;
 493                     }
 494                     if (!m.isRegistered()) {
 495                         System.err.println("User is not registered.");
 496                         return 1;
 497                     }
 498
 499                     try {
 500                         m.sendQuitGroupMessage(decodeGroupId(ns.getString("group")));
 501                     } catch (IOException e) {
 502                         handleIOException(e);
 503                         return 3;
 504                     } catch (EncapsulatedExceptions e) {
 505                         handleEncapsulatedExceptions(e);
 506                         return 3;
 507                     } catch (AssertionError e) {
 508                         handleAssertionError(e);
 509                         return 1;
 510                     } catch (GroupNotFoundException e) {
 511                         handleGroupNotFoundException(e);
 512                         return 1;
 513                     } catch (NotAGroupMemberException e) {
 514                         handleNotAGroupMemberException(e);
 515                         return 1;
 516                     }
 517
 518                     break;
 519                 case "updateGroup":
 520                     if (dBusConn == null && !m.isRegistered()) {
 521                         System.err.println("User is not registered.");
 522                         return 1;
 523                     }
 524
 525                     try {
 526                         byte[] groupId = null;
 527                         if (ns.getString("group") != null) {
 528                             groupId = decodeGroupId(ns.getString("group"));
 529                         }
 530                         if (groupId == null) {
 531                             groupId = new byte[0];
 532                         }
 533                         String groupName = ns.getString("name");
 534                         if (groupName == null) {
 535                             groupName = "";
 536                         }
 537                         List<String> groupMembers = ns.<String>getList("member");
 538                         if (groupMembers == null) {
 539                             groupMembers = new ArrayList<String>();
 540                         }
 541                         String groupAvatar = ns.getString("avatar");
 542                         if (groupAvatar == null) {
 543                             groupAvatar = "";
 544                         }
 545                         byte[] newGroupId = ts.updateGroup(groupId, groupName, groupMembers, groupAvatar);
 546                         if (groupId.length != newGroupId.length) {
 547                             System.out.println("Creating new group \"" + Base64.encodeBytes(newGroupId) + "\" …");
 548                         }
 549                     } catch (IOException e) {
 550                         handleIOException(e);
 551                         return 3;
 552                     } catch (AttachmentInvalidException e) {
 553                         System.err.println("Failed to add avatar attachment for group\": " + e.getMessage());
 554                         System.err.println("Aborting sending.");
 555                         return 1;
 556                     } catch (GroupNotFoundException e) {
 557                         handleGroupNotFoundException(e);
 558                         return 1;
 559                     } catch (NotAGroupMemberException e) {
 560                         handleNotAGroupMemberException(e);
 561                         return 1;
 562                     } catch (EncapsulatedExceptions e) {
 563                         handleEncapsulatedExceptions(e);
 564                         return 3;
 565                     }
 566
 567                     break;
 568                 case "listGroups":
 569                     if (dBusConn != null) {
 570                         System.err.println("listGroups is not yet implemented via dbus");
 571                         return 1;
 572                     }
 573                     if (!m.isRegistered()) {
 574                         System.err.println("User is not registered.");
 575                         return 1;
 576                     }
 577
 578                     List<GroupInfo> groups = m.getGroups();
 579                     boolean detailed = ns.getBoolean("detailed");
 580
 581                     for (GroupInfo group : groups) {
 582                         printGroup(group, detailed);
 583                     }
 584                     break;
 585                 case "listIdentities":
 586                     if (dBusConn != null) {
 587                         System.err.println("listIdentities is not yet implemented via dbus");
 588                         return 1;
 589                     }
 590                     if (!m.isRegistered()) {
 591                         System.err.println("User is not registered.");
 592                         return 1;
 593                     }
 594                     if (ns.get("number") == null) {
 595                         for (Map.Entry<String, List<JsonIdentityKeyStore.Identity>> keys : m.getIdentities().entrySet()) {
 596                             for (JsonIdentityKeyStore.Identity id : keys.getValue()) {
 597                                 printIdentityFingerprint(m, keys.getKey(), id);
 598                             }
 599                         }
 600                     } else {
 601                         String number = ns.getString("number");
 602                         for (JsonIdentityKeyStore.Identity id : m.getIdentities(number)) {
 603                             printIdentityFingerprint(m, number, id);
 604                         }
 605                     }
 606                     break;
 607                 case "trust":
 608                     if (dBusConn != null) {
 609                         System.err.println("trust is not yet implemented via dbus");
 610                         return 1;
 611                     }
 612                     if (!m.isRegistered()) {
 613                         System.err.println("User is not registered.");
 614                         return 1;
 615                     }
 616                     String number = ns.getString("number");
 617                     if (ns.getBoolean("trust_all_known_keys")) {
 618                         boolean res = m.trustIdentityAllKeys(number);
 619                         if (!res) {
 620                             System.err.println("Failed to set the trust for this number, make sure the number is correct.");
 621                             return 1;
 622                         }
 623                     } else {
 624                         String fingerprint = ns.getString("verified_fingerprint");
 625                         if (fingerprint != null) {
 626                             fingerprint = fingerprint.replaceAll(" ", "");
 627                             if (fingerprint.length() == 66) {
 628                                 byte[] fingerprintBytes;
 629                                 try {
 630                                     fingerprintBytes = Hex.toByteArray(fingerprint.toLowerCase(Locale.ROOT));
 631                                 } catch (Exception e) {
 632                                     System.err.println("Failed to parse the fingerprint, make sure the fingerprint is a correctly encoded hex string without additional characters.");
 633                                     return 1;
 634                                 }
 635                                 boolean res = m.trustIdentityVerified(number, fingerprintBytes);
 636                                 if (!res) {
 637                                     System.err.println("Failed to set the trust for the fingerprint of this number, make sure the number and the fingerprint are correct.");
 638                                     return 1;
 639                                 }
 640                             } else if (fingerprint.length() == 60) {
 641                                 boolean res = m.trustIdentityVerifiedSafetyNumber(number, fingerprint);
 642                                 if (!res) {
 643                                     System.err.println("Failed to set the trust for the safety number of this phone number, make sure the phone number and the safety number are correct.");
 644                                     return 1;
 645                                 }
 646                             } else {
 647                                 System.err.println("Fingerprint has invalid format, either specify the old hex fingerprint or the new safety number");
 648                                 return 1;
 649                             }
 650                         } else {
 651                             System.err.println("You need to specify the fingerprint you have verified with -v FINGERPRINT");
 652                             return 1;
 653                         }
 654                     }
 655                     break;
 656                 case "daemon":
 657                     if (dBusConn != null) {
 658                         System.err.println("Stop it.");
 659                         return 1;
 660                     }
 661                     if (!m.isRegistered()) {
 662                         System.err.println("User is not registered.");
 663                         return 1;
 664                     }
 665                     DBusConnection conn = null;
 666                     try {
 667                         try {
 668                             int busType;
 669                             if (ns.getBoolean("system")) {
 670                                 busType = DBusConnection.SYSTEM;
 671                             } else {
 672                                 busType = DBusConnection.SESSION;
 673                             }
 674                             conn = DBusConnection.getConnection(busType);
 675                             conn.exportObject(SIGNAL_OBJECTPATH, m);
 676                             conn.requestBusName(SIGNAL_BUSNAME);
 677                         } catch (UnsatisfiedLinkError e) {
 678                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
 679                             return 1;
 680                         } catch (DBusException e) {
 681                             e.printStackTrace();
 682                             return 2;
 683                         }
 684                         ignoreAttachments = ns.getBoolean("ignore_attachments");
 685                         try {
 686                             m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, ns.getBoolean("json") ? new JsonDbusReceiveMessageHandler(m, conn) : new DbusReceiveMessageHandler(m, conn));
 687                         } catch (IOException e) {
 688                             System.err.println("Error while receiving messages: " + e.getMessage());
 689                             return 3;
 690                         } catch (AssertionError e) {
 691                             handleAssertionError(e);
 692                             return 1;
 693                         }
 694                     } finally {
 695                         if (conn != null) {
 696                             conn.disconnect();
 697                         }
 698                     }
 699
 700                     break;
 701             }
 702             return 0;
 703         } finally {
 704             if (dBusConn != null) {
 705                 dBusConn.disconnect();
 706             }
 707         }
 708     }
 709
 710     private static void printIdentityFingerprint(Manager m, String theirUsername, JsonIdentityKeyStore.Identity theirId) {
 711         String digits = formatSafetyNumber(m.computeSafetyNumber(theirUsername, theirId.getIdentityKey()));
 712         System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s", theirUsername,
 713                 theirId.getTrustLevel(), theirId.getDateAdded(), Hex.toStringCondensed(theirId.getFingerprint()), digits));
 714     }
 715
 716     private static void printGroup(GroupInfo group, boolean detailed) {
 717         if (detailed) {
 718             System.out.println(String.format("Id: %s Name: %s  Active: %s Members: %s",
 719                     Base64.encodeBytes(group.groupId), group.name, group.active, group.members));
 720         } else {
 721             System.out.println(String.format("Id: %s Name: %s  Active: %s", Base64.encodeBytes(group.groupId),
 722                     group.name, group.active));
 723         }
 724     }
 725
 726     private static String formatSafetyNumber(String digits) {
 727         final int partCount = 12;
 728         int partSize = digits.length() / partCount;
 729         StringBuilder f = new StringBuilder(digits.length() + partCount);
 730         for (int i = 0; i < partCount; i++) {
 731             f.append(digits.substring(i * partSize, (i * partSize) + partSize)).append(" ");
 732         }
 733         return f.toString();
 734     }
 735
 736     private static void handleGroupNotFoundException(GroupNotFoundException e) {
 737         System.err.println("Failed to send to group: " + e.getMessage());
 738         System.err.println("Aborting sending.");
 739     }
 740
 741     private static void handleNotAGroupMemberException(NotAGroupMemberException e) {
 742         System.err.println("Failed to send to group: " + e.getMessage());
 743         System.err.println("Update the group on another device to readd the user to this group.");
 744         System.err.println("Aborting sending.");
 745     }
 746
 747
 748     private static void handleDBusExecutionException(DBusExecutionException e) {
 749         System.err.println("Cannot connect to dbus: " + e.getMessage());
 750         System.err.println("Aborting.");
 751     }
 752
 753     private static byte[] decodeGroupId(String groupId) {
 754         try {
 755             return Base64.decode(groupId);
 756         } catch (IOException e) {
 757             System.err.println("Failed to decode groupId (must be base64) \"" + groupId + "\": " + e.getMessage());
 758             System.err.println("Aborting sending.");
 759             System.exit(1);
 760             return null;
 761         }
 762     }
 763
 764     private static Namespace parseArgs(String[] args) {
 765         ArgumentParser parser = ArgumentParsers.newFor("signal-cli")
 766                 .build()
 767                 .defaultHelp(true)
 768                 .description("Commandline interface for Signal.")
 769                 .version(Manager.PROJECT_NAME + " " + Manager.PROJECT_VERSION);
 770
 771         parser.addArgument("-v", "--version")
 772                 .help("Show package version.")
 773                 .action(Arguments.version());
 774         parser.addArgument("--config")
 775                 .help("Set the path, where to store the config (Default: $HOME/.config/signal).");
 776
 777         MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
 778         mut.addArgument("-u", "--username")
 779                 .help("Specify your phone number, that will be used for verification.");
 780         mut.addArgument("--dbus")
 781                 .help("Make request via user dbus.")
 782                 .action(Arguments.storeTrue());
 783         mut.addArgument("--dbus-system")
 784                 .help("Make request via system dbus.")
 785                 .action(Arguments.storeTrue());
 786
 787         Subparsers subparsers = parser.addSubparsers()
 788                 .title("subcommands")
 789                 .dest("command")
 790                 .description("valid subcommands")
 791                 .help("additional help");
 792
 793         Subparser parserLink = subparsers.addParser("link");
 794         parserLink.addArgument("-n", "--name")
 795                 .help("Specify a name to describe this new device.");
 796
 797         Subparser parserAddDevice = subparsers.addParser("addDevice");
 798         parserAddDevice.addArgument("--uri")
 799                 .required(true)
 800                 .help("Specify the uri contained in the QR code shown by the new device.");
 801
 802         Subparser parserDevices = subparsers.addParser("listDevices");
 803
 804         Subparser parserRemoveDevice = subparsers.addParser("removeDevice");
 805         parserRemoveDevice.addArgument("-d", "--deviceId")
 806                 .type(int.class)
 807                 .required(true)
 808                 .help("Specify the device you want to remove. Use listDevices to see the deviceIds.");
 809
 810         Subparser parserRegister = subparsers.addParser("register");
 811         parserRegister.addArgument("-v", "--voice")
 812                 .help("The verification should be done over voice, not sms.")
 813                 .action(Arguments.storeTrue());
 814
 815         Subparser parserUnregister = subparsers.addParser("unregister");
 816         parserUnregister.help("Unregister the current device from the signal server.");
 817
 818         Subparser parserUpdateAccount = subparsers.addParser("updateAccount");
 819         parserUpdateAccount.help("Update the account attributes on the signal server.");
 820
 821         Subparser parserSetPin = subparsers.addParser("setPin");
 822         parserSetPin.addArgument("registrationLockPin")
 823                 .help("The registration lock PIN, that will be required for new registrations (resets after 7 days of inactivity)");
 824
 825         Subparser parserRemovePin = subparsers.addParser("removePin");
 826
 827         Subparser parserVerify = subparsers.addParser("verify");
 828         parserVerify.addArgument("verificationCode")
 829                 .help("The verification code you received via sms or voice call.");
 830         parserVerify.addArgument("-p", "--pin")
 831                 .help("The registration lock PIN, that was set by the user (Optional)");
 832
 833         Subparser parserSend = subparsers.addParser("send");
 834         parserSend.addArgument("-g", "--group")
 835                 .help("Specify the recipient group ID.");
 836         parserSend.addArgument("recipient")
 837                 .help("Specify the recipients' phone number.")
 838                 .nargs("*");
 839         parserSend.addArgument("-m", "--message")
 840                 .help("Specify the message, if missing standard input is used.");
 841         parserSend.addArgument("-a", "--attachment")
 842                 .nargs("*")
 843                 .help("Add file as attachment");
 844         parserSend.addArgument("-e", "--endsession")
 845                 .help("Clear session state and send end session message.")
 846                 .action(Arguments.storeTrue());
 847
 848         Subparser parserLeaveGroup = subparsers.addParser("quitGroup");
 849         parserLeaveGroup.addArgument("-g", "--group")
 850                 .required(true)
 851                 .help("Specify the recipient group ID.");
 852
 853         Subparser parserUpdateGroup = subparsers.addParser("updateGroup");
 854         parserUpdateGroup.addArgument("-g", "--group")
 855                 .help("Specify the recipient group ID.");
 856         parserUpdateGroup.addArgument("-n", "--name")
 857                 .help("Specify the new group name.");
 858         parserUpdateGroup.addArgument("-a", "--avatar")
 859                 .help("Specify a new group avatar image file");
 860         parserUpdateGroup.addArgument("-m", "--member")
 861                 .nargs("*")
 862                 .help("Specify one or more members to add to the group");
 863
 864         Subparser parserListGroups = subparsers.addParser("listGroups");
 865         parserListGroups.addArgument("-d", "--detailed").action(Arguments.storeTrue())
 866                 .help("List members of each group");
 867         parserListGroups.help("List group name and ids");
 868
 869         Subparser parserListIdentities = subparsers.addParser("listIdentities");
 870         parserListIdentities.addArgument("-n", "--number")
 871                 .help("Only show identity keys for the given phone number.");
 872
 873         Subparser parserTrust = subparsers.addParser("trust");
 874         parserTrust.addArgument("number")
 875                 .help("Specify the phone number, for which to set the trust.")
 876                 .required(true);
 877         MutuallyExclusiveGroup mutTrust = parserTrust.addMutuallyExclusiveGroup();
 878         mutTrust.addArgument("-a", "--trust-all-known-keys")
 879                 .help("Trust all known keys of this user, only use this for testing.")
 880                 .action(Arguments.storeTrue());
 881         mutTrust.addArgument("-v", "--verified-fingerprint")
 882                 .help("Specify the fingerprint of the key, only use this option if you have verified the fingerprint.");
 883
 884         Subparser parserReceive = subparsers.addParser("receive");
 885         parserReceive.addArgument("-t", "--timeout")
 886                 .type(double.class)
 887                 .help("Number of seconds to wait for new messages (negative values disable timeout)");
 888         parserReceive.addArgument("--ignore-attachments")
 889                 .help("Don’t download attachments of received messages.")
 890                 .action(Arguments.storeTrue());
 891         parserReceive.addArgument("--json")
 892                 .help("Output received messages in json format, one json object per line.")
 893                 .action(Arguments.storeTrue());
 894
 895         Subparser parserDaemon = subparsers.addParser("daemon");
 896         parserDaemon.addArgument("--system")
 897                 .action(Arguments.storeTrue())
 898                 .help("Use DBus system bus instead of user bus.");
 899         parserDaemon.addArgument("--ignore-attachments")
 900                 .help("Don’t download attachments of received messages.")
 901                 .action(Arguments.storeTrue());
 902         parserDaemon.addArgument("--json")
 903                 .help("Output received messages in json format, one json object per line.")
 904                 .action(Arguments.storeTrue());
 905
 906         try {
 907             Namespace ns = parser.parseArgs(args);
 908             if ("link".equals(ns.getString("command"))) {
 909                 if (ns.getString("username") != null) {
 910                     parser.printUsage();
 911                     System.err.println("You cannot specify a username (phone number) when linking");
 912                     System.exit(2);
 913                 }
 914             } else if (!ns.getBoolean("dbus") && !ns.getBoolean("dbus_system")) {
 915                 if (ns.getString("username") == null) {
 916                     parser.printUsage();
 917                     System.err.println("You need to specify a username (phone number)");
 918                     System.exit(2);
 919                 }
 920                 if (!PhoneNumberFormatter.isValidNumber(ns.getString("username"))) {
 921                     System.err.println("Invalid username (phone number), make sure you include the country code.");
 922                     System.exit(2);
 923                 }
 924             }
 925             if (ns.getList("recipient") != null && !ns.getList("recipient").isEmpty() && ns.getString("group") != null) {
 926                 System.err.println("You cannot specify recipients by phone number and groups a the same time");
 927                 System.exit(2);
 928             }
 929             return ns;
 930         } catch (ArgumentParserException e) {
 931             parser.handleError(e);
 932             return null;
 933         }
 934     }
 935
 936     private static void handleAssertionError(AssertionError e) {
 937         System.err.println("Failed to send/receive message (Assertion): " + e.getMessage());
 938         e.printStackTrace();
 939         System.err.println("If you use an Oracle JRE please check if you have unlimited strength crypto enabled, see README");
 940     }
 941
 942     private static void handleEncapsulatedExceptions(EncapsulatedExceptions e) {
 943         System.err.println("Failed to send (some) messages:");
 944         for (NetworkFailureException n : e.getNetworkExceptions()) {
 945             System.err.println("Network failure for \"" + n.getE164number() + "\": " + n.getMessage());
 946         }
 947         for (UnregisteredUserException n : e.getUnregisteredUserExceptions()) {
 948             System.err.println("Unregistered user \"" + n.getE164Number() + "\": " + n.getMessage());
 949         }
 950         for (UntrustedIdentityException n : e.getUntrustedIdentityExceptions()) {
 951             System.err.println("Untrusted Identity for \"" + n.getE164Number() + "\": " + n.getMessage());
 952         }
 953     }
 954
 955     private static void handleIOException(IOException e) {
 956         System.err.println("Failed to send message: " + e.getMessage());
 957     }
 958
 959     private static String readAll(InputStream in) throws IOException {
 960         StringWriter output = new StringWriter();
 961         byte[] buffer = new byte[4096];
 962         long count = 0;
 963         int n;
 964         while (-1 != (n = System.in.read(buffer))) {
 965             output.write(new String(buffer, 0, n, Charset.defaultCharset()));
 966             count += n;
 967         }
 968         return output.toString();
 969     }
 970
 971     private static class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
 972         final Manager m;
 973
 974         public ReceiveMessageHandler(Manager m) {
 975             this.m = m;
 976         }
 977
 978         @Override
 979         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
 980             SignalServiceAddress source = envelope.getSourceAddress();
 981             ContactInfo sourceContact = m.getContact(source.getNumber());
 982             System.out.println(String.format("Envelope from: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getNumber(), envelope.getSourceDevice()));
 983             if (source.getRelay().isPresent()) {
 984                 System.out.println("Relayed by: " + source.getRelay().get());
 985             }
 986             System.out.println("Timestamp: " + formatTimestamp(envelope.getTimestamp()));
 987             if (envelope.isUnidentifiedSender()) {
 988                 System.out.println("Sent by unidentified/sealed sender");
 989             }
 990
 991             if (envelope.isReceipt()) {
 992                 System.out.println("Got receipt.");
 993             } else if (envelope.isSignalMessage() | envelope.isPreKeySignalMessage()) {
 994                 if (exception != null) {
 995                     if (exception instanceof org.whispersystems.libsignal.UntrustedIdentityException) {
 996                         org.whispersystems.libsignal.UntrustedIdentityException e = (org.whispersystems.libsignal.UntrustedIdentityException) exception;
 997                         System.out.println("The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
 998                         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");
 999                         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");
1000                     } else {
1001                         System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass().getSimpleName() + ")");
1002                     }
1003                 }
1004                 if (content == null) {
1005                     System.out.println("Failed to decrypt message.");
1006                 } else {
1007                     if (content.getDataMessage().isPresent()) {
1008                         SignalServiceDataMessage message = content.getDataMessage().get();
1009                         handleSignalServiceDataMessage(message);
1010                     }
1011                     if (content.getSyncMessage().isPresent()) {
1012                         System.out.println("Received a sync message");
1013                         SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
1014
1015                         if (syncMessage.getContacts().isPresent()) {
1016                             final ContactsMessage contactsMessage = syncMessage.getContacts().get();
1017                             if (contactsMessage.isComplete()) {
1018                                 System.out.println("Received complete sync contacts");
1019                             } else {
1020                                 System.out.println("Received sync contacts");
1021                             }
1022                             printAttachment(contactsMessage.getContactsStream());
1023                         }
1024                         if (syncMessage.getGroups().isPresent()) {
1025                             System.out.println("Received sync groups");
1026                             printAttachment(syncMessage.getGroups().get());
1027                         }
1028                         if (syncMessage.getRead().isPresent()) {
1029                             System.out.println("Received sync read messages list");
1030                             for (ReadMessage rm : syncMessage.getRead().get()) {
1031                                 ContactInfo fromContact = m.getContact(rm.getSender());
1032                                 System.out.println("From: " + (fromContact == null ? "" : "“" + fromContact.name + "” ") + rm.getSender() + " Message timestamp: " + formatTimestamp(rm.getTimestamp()));
1033                             }
1034                         }
1035                         if (syncMessage.getRequest().isPresent()) {
1036                             System.out.println("Received sync request");
1037                             if (syncMessage.getRequest().get().isContactsRequest()) {
1038                                 System.out.println(" - contacts request");
1039                             }
1040                             if (syncMessage.getRequest().get().isGroupsRequest()) {
1041                                 System.out.println(" - groups request");
1042                             }
1043                         }
1044                         if (syncMessage.getSent().isPresent()) {
1045                             System.out.println("Received sync sent message");
1046                             final SentTranscriptMessage sentTranscriptMessage = syncMessage.getSent().get();
1047                             String to;
1048                             if (sentTranscriptMessage.getDestination().isPresent()) {
1049                                 String dest = sentTranscriptMessage.getDestination().get();
1050                                 ContactInfo destContact = m.getContact(dest);
1051                                 to = (destContact == null ? "" : "“" + destContact.name + "” ") + dest;
1052                             } else {
1053                                 to = "Unknown";
1054                             }
1055                             System.out.println("To: " + to + " , Message timestamp: " + formatTimestamp(sentTranscriptMessage.getTimestamp()));
1056                             if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
1057                                 System.out.println("Expiration started at: " + formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
1058                             }
1059                             SignalServiceDataMessage message = sentTranscriptMessage.getMessage();
1060                             handleSignalServiceDataMessage(message);
1061                         }
1062                         if (syncMessage.getBlockedList().isPresent()) {
1063                             System.out.println("Received sync message with block list");
1064                             System.out.println("Blocked numbers:");
1065                             final BlockedListMessage blockedList = syncMessage.getBlockedList().get();
1066                             for (String number : blockedList.getNumbers()) {
1067                                 System.out.println(" - " + number);
1068                             }
1069                         }
1070                         if (syncMessage.getVerified().isPresent()) {
1071                             System.out.println("Received sync message with verified identities:");
1072                             final VerifiedMessage verifiedMessage = syncMessage.getVerified().get();
1073                             System.out.println(" - " + verifiedMessage.getDestination() + ": " + verifiedMessage.getVerified());
1074                             String safetyNumber = formatSafetyNumber(m.computeSafetyNumber(verifiedMessage.getDestination(), verifiedMessage.getIdentityKey()));
1075                             System.out.println("   " + safetyNumber);
1076                         }
1077                         if (syncMessage.getConfiguration().isPresent()) {
1078                             System.out.println("Received sync message with configuration:");
1079                             final ConfigurationMessage configurationMessage = syncMessage.getConfiguration().get();
1080                             if (configurationMessage.getReadReceipts().isPresent()) {
1081                                 System.out.println(" - Read receipts: " + (configurationMessage.getReadReceipts().get() ? "enabled" : "disabled"));
1082                             }
1083                         }
1084                     }
1085                     if (content.getCallMessage().isPresent()) {
1086                         System.out.println("Received a call message");
1087                         SignalServiceCallMessage callMessage = content.getCallMessage().get();
1088                         if (callMessage.getAnswerMessage().isPresent()) {
1089                             AnswerMessage answerMessage = callMessage.getAnswerMessage().get();
1090                             System.out.println("Answer message: " + answerMessage.getId() + ": " + answerMessage.getDescription());
1091                         }
1092                         if (callMessage.getBusyMessage().isPresent()) {
1093                             BusyMessage busyMessage = callMessage.getBusyMessage().get();
1094                             System.out.println("Busy message: " + busyMessage.getId());
1095                         }
1096                         if (callMessage.getHangupMessage().isPresent()) {
1097                             HangupMessage hangupMessage = callMessage.getHangupMessage().get();
1098                             System.out.println("Hangup message: " + hangupMessage.getId());
1099                         }
1100                         if (callMessage.getIceUpdateMessages().isPresent()) {
1101                             List<IceUpdateMessage> iceUpdateMessages = callMessage.getIceUpdateMessages().get();
1102                             for (IceUpdateMessage iceUpdateMessage : iceUpdateMessages) {
1103                                 System.out.println("Ice update message: " + iceUpdateMessage.getId() + ", sdp: " + iceUpdateMessage.getSdp());
1104                             }
1105                         }
1106                         if (callMessage.getOfferMessage().isPresent()) {
1107                             OfferMessage offerMessage = callMessage.getOfferMessage().get();
1108                             System.out.println("Offer message: " + offerMessage.getId() + ": " + offerMessage.getDescription());
1109                         }
1110                     }
1111                     if (content.getReceiptMessage().isPresent()) {
1112                         System.out.println("Received a receipt message");
1113                         SignalServiceReceiptMessage receiptMessage = content.getReceiptMessage().get();
1114                         System.out.println(" - When: " + formatTimestamp(receiptMessage.getWhen()));
1115                         if (receiptMessage.isDeliveryReceipt()) {
1116                             System.out.println(" - Is delivery receipt");
1117                         }
1118                         if (receiptMessage.isReadReceipt()) {
1119                             System.out.println(" - Is read receipt");
1120                         }
1121                         System.out.println(" - Timestamps:");
1122                         for (long timestamp : receiptMessage.getTimestamps()) {
1123                             System.out.println("    " + formatTimestamp(timestamp));
1124                         }
1125                     }
1126                     if (content.getTypingMessage().isPresent()) {
1127                         System.out.println("Received a typing message");
1128                         SignalServiceTypingMessage typingMessage = content.getTypingMessage().get();
1129                         System.out.println(" - Action: " + typingMessage.getAction());
1130                         System.out.println(" - Timestamp: " + formatTimestamp(typingMessage.getTimestamp()));
1131                         if (typingMessage.getGroupId().isPresent()) {
1132                             GroupInfo group = m.getGroup(typingMessage.getGroupId().get());
1133                             if (group != null) {
1134                                 System.out.println("  Name: " + group.name);
1135                             } else {
1136                                 System.out.println("  Name: <Unknown group>");
1137                             }
1138                         }
1139                     }
1140                 }
1141             } else {
1142                 System.out.println("Unknown message received.");
1143             }
1144             System.out.println();
1145         }
1146
1147         private void handleSignalServiceDataMessage(SignalServiceDataMessage message) {
1148             System.out.println("Message timestamp: " + formatTimestamp(message.getTimestamp()));
1149
1150             if (message.getBody().isPresent()) {
1151                 System.out.println("Body: " + message.getBody().get());
1152             }
1153             if (message.getGroupInfo().isPresent()) {
1154                 SignalServiceGroup groupInfo = message.getGroupInfo().get();
1155                 System.out.println("Group info:");
1156                 System.out.println("  Id: " + Base64.encodeBytes(groupInfo.getGroupId()));
1157                 if (groupInfo.getType() == SignalServiceGroup.Type.UPDATE && groupInfo.getName().isPresent()) {
1158                     System.out.println("  Name: " + groupInfo.getName().get());
1159                 } else {
1160                     GroupInfo group = m.getGroup(groupInfo.getGroupId());
1161                     if (group != null) {
1162                         System.out.println("  Name: " + group.name);
1163                     } else {
1164                         System.out.println("  Name: <Unknown group>");
1165                     }
1166                 }
1167                 System.out.println("  Type: " + groupInfo.getType());
1168                 if (groupInfo.getMembers().isPresent()) {
1169                     for (String member : groupInfo.getMembers().get()) {
1170                         System.out.println("  Member: " + member);
1171                     }
1172                 }
1173                 if (groupInfo.getAvatar().isPresent()) {
1174                     System.out.println("  Avatar:");
1175                     printAttachment(groupInfo.getAvatar().get());
1176                 }
1177             }
1178             if (message.isEndSession()) {
1179                 System.out.println("Is end session");
1180             }
1181             if (message.isExpirationUpdate()) {
1182                 System.out.println("Is Expiration update: " + message.isExpirationUpdate());
1183             }
1184             if (message.getExpiresInSeconds() > 0) {
1185                 System.out.println("Expires in: " + message.getExpiresInSeconds() + " seconds");
1186             }
1187             if (message.getProfileKey().isPresent()) {
1188                 System.out.println("Profile key update, key length:" + message.getProfileKey().get().length);
1189             }
1190
1191             if (message.getQuote().isPresent()) {
1192                 SignalServiceDataMessage.Quote quote = message.getQuote().get();
1193                 System.out.println("Quote: (" + quote.getId() + ")");
1194                 System.out.println(" Author: " + quote.getAuthor().getNumber());
1195                 System.out.println(" Text: " + quote.getText());
1196                 if (quote.getAttachments().size() > 0) {
1197                     System.out.println(" Attachments: ");
1198                     for (SignalServiceDataMessage.Quote.QuotedAttachment attachment : quote.getAttachments()) {
1199                         System.out.println("  Filename: " + attachment.getFileName());
1200                         System.out.println("  Type: " + attachment.getContentType());
1201                         System.out.println("  Thumbnail:");
1202                         if (attachment.getThumbnail() != null) {
1203                             printAttachment(attachment.getThumbnail());
1204                         }
1205                     }
1206                 }
1207             }
1208
1209             if (message.getAttachments().isPresent()) {
1210                 System.out.println("Attachments: ");
1211                 for (SignalServiceAttachment attachment : message.getAttachments().get()) {
1212                     printAttachment(attachment);
1213                 }
1214             }
1215         }
1216
1217         private void printAttachment(SignalServiceAttachment attachment) {
1218             System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (attachment.isStream() ? "Stream" : "") + ")");
1219             if (attachment.isPointer()) {
1220                 final SignalServiceAttachmentPointer pointer = attachment.asPointer();
1221                 System.out.println("  Id: " + pointer.getId() + " Key length: " + pointer.getKey().length);
1222                 System.out.println("  Filename: " + (pointer.getFileName().isPresent() ? pointer.getFileName().get() : "-"));
1223                 System.out.println("  Size: " + (pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>") + (pointer.getPreview().isPresent() ? " (Preview is available: " + pointer.getPreview().get().length + " bytes)" : ""));
1224                 System.out.println("  Voice note: " + (pointer.getVoiceNote() ? "yes" : "no"));
1225                 System.out.println("  Dimensions: " + pointer.getWidth() + "x" + pointer.getHeight());
1226                 File file = m.getAttachmentFile(pointer.getId());
1227                 if (file.exists()) {
1228                     System.out.println("  Stored plaintext in: " + file);
1229                 }
1230             }
1231         }
1232     }
1233
1234     private static class DbusReceiveMessageHandler extends ReceiveMessageHandler {
1235         final DBusConnection conn;
1236
1237         public DbusReceiveMessageHandler(Manager m, DBusConnection conn) {
1238             super(m);
1239             this.conn = conn;
1240         }
1241
1242         @Override
1243         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
1244             super.handleMessage(envelope, content, exception);
1245
1246             JsonDbusReceiveMessageHandler.sendReceivedMessageToDbus(envelope, content, conn, m);
1247         }
1248     }
1249
1250     private static class JsonReceiveMessageHandler implements Manager.ReceiveMessageHandler {
1251         final Manager m;
1252         final ObjectMapper jsonProcessor;
1253
1254         public JsonReceiveMessageHandler(Manager m) {
1255             this.m = m;
1256             this.jsonProcessor = new ObjectMapper();
1257             jsonProcessor.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY); // disable autodetect
1258             jsonProcessor.enable(SerializationFeature.WRITE_NULL_MAP_VALUES);
1259             jsonProcessor.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
1260             jsonProcessor.disable(JsonGenerator.Feature.AUTO_CLOSE_TARGET);
1261         }
1262
1263         @Override
1264         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
1265             ObjectNode result = jsonProcessor.createObjectNode();
1266             if (exception != null) {
1267                 result.putPOJO("error", new JsonError(exception));
1268             }
1269             if (envelope != null) {
1270                 result.putPOJO("envelope", new JsonMessageEnvelope(envelope, content));
1271             }
1272             try {
1273                 jsonProcessor.writeValue(System.out, result);
1274                 System.out.println();
1275             } catch (IOException e) {
1276                 e.printStackTrace();
1277             }
1278         }
1279     }
1280
1281     private static class JsonDbusReceiveMessageHandler extends JsonReceiveMessageHandler {
1282         final DBusConnection conn;
1283
1284         public JsonDbusReceiveMessageHandler(Manager m, DBusConnection conn) {
1285             super(m);
1286             this.conn = conn;
1287         }
1288
1289         @Override
1290         public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
1291             super.handleMessage(envelope, content, exception);
1292
1293             sendReceivedMessageToDbus(envelope, content, conn, m);
1294         }
1295
1296         private static void sendReceivedMessageToDbus(SignalServiceEnvelope envelope, SignalServiceContent content, DBusConnection conn, Manager m) {
1297             if (envelope.isReceipt()) {
1298                 try {
1299                     conn.sendSignal(new Signal.ReceiptReceived(
1300                             SIGNAL_OBJECTPATH,
1301                             envelope.getTimestamp(),
1302                             envelope.getSource()
1303                     ));
1304                 } catch (DBusException e) {
1305                     e.printStackTrace();
1306                 }
1307             } else if (content != null && content.getDataMessage().isPresent()) {
1308                 SignalServiceDataMessage message = content.getDataMessage().get();
1309
1310                 if (!message.isEndSession() &&
1311                         !(message.getGroupInfo().isPresent() &&
1312                                 message.getGroupInfo().get().getType() != SignalServiceGroup.Type.DELIVER)) {
1313                     List<String> attachments = new ArrayList<>();
1314                     if (message.getAttachments().isPresent()) {
1315                         for (SignalServiceAttachment attachment : message.getAttachments().get()) {
1316                             if (attachment.isPointer()) {
1317                                 attachments.add(m.getAttachmentFile(attachment.asPointer().getId()).getAbsolutePath());
1318                             }
1319                         }
1320                     }
1321
1322                     try {
1323                         conn.sendSignal(new Signal.MessageReceived(
1324                                 SIGNAL_OBJECTPATH,
1325                                 message.getTimestamp(),
1326                                 envelope.getSource(),
1327                                 message.getGroupInfo().isPresent() ? message.getGroupInfo().get().getGroupId() : new byte[0],
1328                                 message.getBody().isPresent() ? message.getBody().get() : "",
1329                                 attachments));
1330                     } catch (DBusException e) {
1331                         e.printStackTrace();
1332                     }
1333                 }
1334             }
1335         }
1336     }
1337
1338     private static String formatTimestamp(long timestamp) {
1339         Date date = new Date(timestamp);
1340         final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
1341         df.setTimeZone(tzUTC);
1342         return timestamp + " (" + df.format(date) + ")";
1343     }
1344 }