]> nmode's Git Repositories - signal-cli/blobdiff - src/main/java/org/asamk/signal/Main.java
Extract static methods from Main
[signal-cli] / src / main / java / org / asamk / signal / Main.java
index c896365953217b69b76099d3ccdc3d0d6f283402..604c51ee3a017946d5ad9a9ab39dbdb2b9693a98 100644 (file)
@@ -1,18 +1,18 @@
-/**
* Copyright (C) 2015 AsamK
- *
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
- *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
- *
* You should have received a copy of the GNU General Public License
* along with this program.  If not, see <http://www.gnu.org/licenses/>.
+/*
 Copyright (C) 2015-2018 AsamK
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 package org.asamk.signal;
 
@@ -21,45 +21,45 @@ import net.sourceforge.argparse4j.impl.Arguments;
 import net.sourceforge.argparse4j.inf.*;
 import org.apache.http.util.TextUtils;
 import org.asamk.Signal;
-import org.asamk.signal.storage.contacts.ContactInfo;
+import org.asamk.signal.manager.BaseConfig;
+import org.asamk.signal.manager.Manager;
 import org.asamk.signal.storage.groups.GroupInfo;
 import org.asamk.signal.storage.protocol.JsonIdentityKeyStore;
-import org.asamk.signal.util.Base64;
+import org.asamk.signal.util.DateUtils;
 import org.asamk.signal.util.Hex;
+import org.asamk.signal.util.IOUtils;
+import org.asamk.signal.util.Util;
 import org.freedesktop.dbus.DBusConnection;
 import org.freedesktop.dbus.DBusSigHandler;
 import org.freedesktop.dbus.exceptions.DBusException;
 import org.freedesktop.dbus.exceptions.DBusExecutionException;
 import org.whispersystems.libsignal.InvalidKeyException;
-import org.whispersystems.signalservice.api.crypto.UntrustedIdentityException;
-import org.whispersystems.signalservice.api.messages.*;
-import org.whispersystems.signalservice.api.messages.multidevice.*;
-import org.whispersystems.signalservice.api.push.SignalServiceAddress;
+import org.whispersystems.libsignal.util.guava.Optional;
+import org.whispersystems.signalservice.api.messages.multidevice.DeviceInfo;
 import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
-import org.whispersystems.signalservice.api.push.exceptions.NetworkFailureException;
-import org.whispersystems.signalservice.api.push.exceptions.UnregisteredUserException;
 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
+import org.whispersystems.signalservice.internal.push.LockedException;
+import org.whispersystems.signalservice.internal.util.Base64;
 
 import java.io.File;
 import java.io.IOException;
-import java.io.InputStream;
-import java.io.StringWriter;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.nio.charset.Charset;
 import java.security.Security;
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
 
-public class Main {
+import static org.asamk.signal.util.ErrorUtils.*;
 
-    public static final String SIGNAL_BUSNAME = "org.asamk.Signal";
-    public static final String SIGNAL_OBJECTPATH = "/org/asamk/Signal";
+public class Main {
 
-    private static final TimeZone tzUTC = TimeZone.getTimeZone("UTC");
+    private static final String SIGNAL_BUSNAME = "org.asamk.Signal";
+    private static final String SIGNAL_OBJECTPATH = "/org/asamk/Signal";
 
     public static void main(String[] args) {
         // Workaround for BKS truststore
@@ -90,7 +90,7 @@ public class Main {
                         busType = DBusConnection.SESSION;
                     }
                     dBusConn = DBusConnection.getConnection(busType);
-                    ts = (Signal) dBusConn.getRemoteObject(
+                    ts = dBusConn.getRemoteObject(
                             SIGNAL_BUSNAME, SIGNAL_OBJECTPATH,
                             Signal.class);
                 } catch (UnsatisfiedLinkError e) {
@@ -117,13 +117,11 @@ public class Main {
 
                 m = new Manager(username, settingsPath);
                 ts = m;
-                if (m.userExists()) {
-                    try {
-                        m.init();
-                    } catch (Exception e) {
-                        System.err.println("Error loading state file \"" + m.getFileName() + "\": " + e.getMessage());
-                        return 2;
-                    }
+                try {
+                    m.init();
+                } catch (Exception e) {
+                    System.err.println("Error loading state file: " + e.getMessage());
+                    return 2;
                 }
             }
 
@@ -133,9 +131,6 @@ public class Main {
                         System.err.println("register is not yet implemented via dbus");
                         return 1;
                     }
-                    if (!m.userHasKeys()) {
-                        m.createNewIdentity();
-                    }
                     try {
                         m.register(ns.getBoolean("voice"));
                     } catch (IOException e) {
@@ -175,6 +170,39 @@ public class Main {
                         return 3;
                     }
                     break;
+                case "setPin":
+                    if (dBusConn != null) {
+                        System.err.println("setPin is not yet implemented via dbus");
+                        return 1;
+                    }
+                    if (!m.isRegistered()) {
+                        System.err.println("User is not registered.");
+                        return 1;
+                    }
+                    try {
+                        String registrationLockPin = ns.getString("registrationLockPin");
+                        m.setRegistrationLockPin(Optional.of(registrationLockPin));
+                    } catch (IOException e) {
+                        System.err.println("Set pin error: " + e.getMessage());
+                        return 3;
+                    }
+                    break;
+                case "removePin":
+                    if (dBusConn != null) {
+                        System.err.println("removePin is not yet implemented via dbus");
+                        return 1;
+                    }
+                    if (!m.isRegistered()) {
+                        System.err.println("User is not registered.");
+                        return 1;
+                    }
+                    try {
+                        m.setRegistrationLockPin(Optional.<String>absent());
+                    } catch (IOException e) {
+                        System.err.println("Remove pin error: " + e.getMessage());
+                        return 3;
+                    }
+                    break;
                 case "verify":
                     if (dBusConn != null) {
                         System.err.println("verify is not yet implemented via dbus");
@@ -189,7 +217,13 @@ public class Main {
                         return 1;
                     }
                     try {
-                        m.verifyAccount(ns.getString("verificationCode"));
+                        String verificationCode = ns.getString("verificationCode");
+                        String pin = ns.getString("pin");
+                        m.verifyAccount(verificationCode, pin);
+                    } catch (LockedException e) {
+                        System.err.println("Verification failed! This number is locked with a pin. Hours remaining until reset: " + (e.getTimeRemaining() / 1000 / 60 / 60));
+                        System.err.println("Use '--pin PIN_CODE' to specify the registration lock PIN");
+                        return 3;
                     } catch (IOException e) {
                         System.err.println("Verify error: " + e.getMessage());
                         return 3;
@@ -201,9 +235,6 @@ public class Main {
                         return 1;
                     }
 
-                    // When linking, username is null and we always have to create keys
-                    m.createNewIdentity();
-
                     String deviceName = ns.getString("name");
                     if (deviceName == null) {
                         deviceName = "cli";
@@ -243,15 +274,12 @@ public class Main {
                     } catch (IOException e) {
                         e.printStackTrace();
                         return 3;
-                    } catch (InvalidKeyException e) {
+                    } catch (InvalidKeyException | URISyntaxException e) {
                         e.printStackTrace();
                         return 2;
                     } catch (AssertionError e) {
                         handleAssertionError(e);
                         return 1;
-                    } catch (URISyntaxException e) {
-                        e.printStackTrace();
-                        return 2;
                     }
                     break;
                 case "listDevices":
@@ -268,8 +296,8 @@ public class Main {
                         for (DeviceInfo d : devices) {
                             System.out.println("Device " + d.getId() + (d.getId() == m.getDeviceId() ? " (this device)" : "") + ":");
                             System.out.println(" Name: " + d.getName());
-                            System.out.println(" Created: " + formatTimestamp(d.getCreated()));
-                            System.out.println(" Last seen: " + formatTimestamp(d.getLastSeen()));
+                            System.out.println(" Created: " + DateUtils.formatTimestamp(d.getCreated()));
+                            System.out.println(" Last seen: " + DateUtils.formatTimestamp(d.getLastSeen()));
                         }
                     } catch (IOException e) {
                         e.printStackTrace();
@@ -324,7 +352,7 @@ public class Main {
                         String messageText = ns.getString("message");
                         if (messageText == null) {
                             try {
-                                messageText = readAll(System.in);
+                                messageText = IOUtils.readAll(System.in, Charset.defaultCharset());
                             } catch (IOException e) {
                                 System.err.println("Failed to read message from stdin: " + e.getMessage());
                                 System.err.println("Aborting sending.");
@@ -338,7 +366,7 @@ public class Main {
                                 attachments = new ArrayList<>();
                             }
                             if (ns.getString("group") != null) {
-                                byte[] groupId = decodeGroupId(ns.getString("group"));
+                                byte[] groupId = Util.decodeGroupId(ns.getString("group"));
                                 ts.sendGroupMessage(messageText, attachments, groupId);
                             } else {
                                 ts.sendMessage(messageText, attachments, ns.<String>getList("recipient"));
@@ -365,6 +393,9 @@ public class Main {
                         } catch (DBusExecutionException e) {
                             handleDBusExecutionException(e);
                             return 1;
+                        } catch (GroupIdFormatException e) {
+                            handleGroupIdFormatException(e);
+                            return 1;
                         }
                     }
 
@@ -376,7 +407,7 @@ public class Main {
                                 @Override
                                 public void handle(Signal.MessageReceived s) {
                                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
-                                            s.getSender(), formatTimestamp(s.getTimestamp()), s.getMessage()));
+                                            s.getSender(), DateUtils.formatTimestamp(s.getTimestamp()), s.getMessage()));
                                     if (s.getGroupId().length > 0) {
                                         System.out.println("Group info:");
                                         System.out.println("  Id: " + Base64.encodeBytes(s.getGroupId()));
@@ -390,6 +421,13 @@ public class Main {
                                     System.out.println();
                                 }
                             });
+                            dBusConn.addSigHandler(Signal.ReceiptReceived.class, new DBusSigHandler<Signal.ReceiptReceived>() {
+                                @Override
+                                public void handle(Signal.ReceiptReceived s) {
+                                    System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
+                                            s.getSender(), DateUtils.formatTimestamp(s.getTimestamp())));
+                                }
+                            });
                         } catch (UnsatisfiedLinkError e) {
                             System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
                             return 1;
@@ -420,7 +458,8 @@ public class Main {
                     }
                     boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
                     try {
-                        m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, new ReceiveMessageHandler(m));
+                        final Manager.ReceiveMessageHandler handler = ns.getBoolean("json") ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
+                        m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, handler);
                     } catch (IOException e) {
                         System.err.println("Error while receiving messages: " + e.getMessage());
                         return 3;
@@ -440,7 +479,7 @@ public class Main {
                     }
 
                     try {
-                        m.sendQuitGroupMessage(decodeGroupId(ns.getString("group")));
+                        m.sendQuitGroupMessage(Util.decodeGroupId(ns.getString("group")));
                     } catch (IOException e) {
                         handleIOException(e);
                         return 3;
@@ -456,15 +495,14 @@ public class Main {
                     } catch (NotAGroupMemberException e) {
                         handleNotAGroupMemberException(e);
                         return 1;
+                    } catch (GroupIdFormatException e) {
+                        handleGroupIdFormatException(e);
+                        return 1;
                     }
 
                     break;
                 case "updateGroup":
-                    if (dBusConn != null) {
-                        System.err.println("updateGroup is not yet implemented via dbus");
-                        return 1;
-                    }
-                    if (!m.isRegistered()) {
+                    if (dBusConn == null && !m.isRegistered()) {
                         System.err.println("User is not registered.");
                         return 1;
                     }
@@ -472,10 +510,25 @@ public class Main {
                     try {
                         byte[] groupId = null;
                         if (ns.getString("group") != null) {
-                            groupId = decodeGroupId(ns.getString("group"));
+                            groupId = Util.decodeGroupId(ns.getString("group"));
                         }
-                        byte[] newGroupId = m.sendUpdateGroupMessage(groupId, ns.getString("name"), ns.<String>getList("member"), ns.getString("avatar"));
                         if (groupId == null) {
+                            groupId = new byte[0];
+                        }
+                        String groupName = ns.getString("name");
+                        if (groupName == null) {
+                            groupName = "";
+                        }
+                        List<String> groupMembers = ns.getList("member");
+                        if (groupMembers == null) {
+                            groupMembers = new ArrayList<>();
+                        }
+                        String groupAvatar = ns.getString("avatar");
+                        if (groupAvatar == null) {
+                            groupAvatar = "";
+                        }
+                        byte[] newGroupId = ts.updateGroup(groupId, groupName, groupMembers, groupAvatar);
+                        if (groupId.length != newGroupId.length) {
                             System.out.println("Creating new group \"" + Base64.encodeBytes(newGroupId) + "\" …");
                         }
                     } catch (IOException e) {
@@ -494,6 +547,9 @@ public class Main {
                     } catch (EncapsulatedExceptions e) {
                         handleEncapsulatedExceptions(e);
                         return 3;
+                    } catch (GroupIdFormatException e) {
+                        handleGroupIdFormatException(e);
+                        return 1;
                     }
 
                     break;
@@ -615,7 +671,7 @@ public class Main {
                         }
                         ignoreAttachments = ns.getBoolean("ignore_attachments");
                         try {
-                            m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, new DbusReceiveMessageHandler(m, conn));
+                            m.receiveMessages(1, TimeUnit.HOURS, false, ignoreAttachments, ns.getBoolean("json") ? new JsonDbusReceiveMessageHandler(m, conn, Main.SIGNAL_OBJECTPATH) : new DbusReceiveMessageHandler(m, conn, Main.SIGNAL_OBJECTPATH));
                         } catch (IOException e) {
                             System.err.println("Error while receiving messages: " + e.getMessage());
                             return 3;
@@ -640,7 +696,7 @@ public class Main {
     }
 
     private static void printIdentityFingerprint(Manager m, String theirUsername, JsonIdentityKeyStore.Identity theirId) {
-        String digits = formatSafetyNumber(m.computeSafetyNumber(theirUsername, theirId.getIdentityKey()));
+        String digits = Util.formatSafetyNumber(m.computeSafetyNumber(theirUsername, theirId.getIdentityKey()));
         System.out.println(String.format("%s: %s Added: %s Fingerprint: %s Safety Number: %s", theirUsername,
                 theirId.getTrustLevel(), theirId.getDateAdded(), Hex.toStringCondensed(theirId.getFingerprint()), digits));
     }
@@ -655,49 +711,12 @@ public class Main {
         }
     }
 
-    private static String formatSafetyNumber(String digits) {
-        final int partCount = 12;
-        int partSize = digits.length() / partCount;
-        StringBuilder f = new StringBuilder(digits.length() + partCount);
-        for (int i = 0; i < partCount; i++) {
-            f.append(digits.substring(i * partSize, (i * partSize) + partSize)).append(" ");
-        }
-        return f.toString();
-    }
-
-    private static void handleGroupNotFoundException(GroupNotFoundException e) {
-        System.err.println("Failed to send to group: " + e.getMessage());
-        System.err.println("Aborting sending.");
-    }
-
-    private static void handleNotAGroupMemberException(NotAGroupMemberException e) {
-        System.err.println("Failed to send to group: " + e.getMessage());
-        System.err.println("Update the group on another device to readd the user to this group.");
-        System.err.println("Aborting sending.");
-    }
-
-
-    private static void handleDBusExecutionException(DBusExecutionException e) {
-        System.err.println("Cannot connect to dbus: " + e.getMessage());
-        System.err.println("Aborting.");
-    }
-
-    private static byte[] decodeGroupId(String groupId) {
-        try {
-            return Base64.decode(groupId);
-        } catch (IOException e) {
-            System.err.println("Failed to decode groupId (must be base64) \"" + groupId + "\": " + e.getMessage());
-            System.err.println("Aborting sending.");
-            System.exit(1);
-            return null;
-        }
-    }
-
     private static Namespace parseArgs(String[] args) {
-        ArgumentParser parser = ArgumentParsers.newArgumentParser("signal-cli")
+        ArgumentParser parser = ArgumentParsers.newFor("signal-cli")
+                .build()
                 .defaultHelp(true)
                 .description("Commandline interface for Signal.")
-                .version(Manager.PROJECT_NAME + " " + Manager.PROJECT_VERSION);
+                .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
 
         parser.addArgument("-v", "--version")
                 .help("Show package version.")
@@ -749,9 +768,17 @@ public class Main {
         Subparser parserUpdateAccount = subparsers.addParser("updateAccount");
         parserUpdateAccount.help("Update the account attributes on the signal server.");
 
+        Subparser parserSetPin = subparsers.addParser("setPin");
+        parserSetPin.addArgument("registrationLockPin")
+                .help("The registration lock PIN, that will be required for new registrations (resets after 7 days of inactivity)");
+
+        Subparser parserRemovePin = subparsers.addParser("removePin");
+
         Subparser parserVerify = subparsers.addParser("verify");
         parserVerify.addArgument("verificationCode")
                 .help("The verification code you received via sms or voice call.");
+        parserVerify.addArgument("-p", "--pin")
+                .help("The registration lock PIN, that was set by the user (Optional)");
 
         Subparser parserSend = subparsers.addParser("send");
         parserSend.addArgument("-g", "--group")
@@ -811,6 +838,9 @@ public class Main {
         parserReceive.addArgument("--ignore-attachments")
                 .help("Don’t download attachments of received messages.")
                 .action(Arguments.storeTrue());
+        parserReceive.addArgument("--json")
+                .help("Output received messages in json format, one json object per line.")
+                .action(Arguments.storeTrue());
 
         Subparser parserDaemon = subparsers.addParser("daemon");
         parserDaemon.addArgument("--system")
@@ -819,6 +849,9 @@ public class Main {
         parserDaemon.addArgument("--ignore-attachments")
                 .help("Don’t download attachments of received messages.")
                 .action(Arguments.storeTrue());
+        parserDaemon.addArgument("--json")
+                .help("Output received messages in json format, one json object per line.")
+                .action(Arguments.storeTrue());
 
         try {
             Namespace ns = parser.parseArgs(args);
@@ -849,253 +882,4 @@ public class Main {
             return null;
         }
     }
-
-    private static void handleAssertionError(AssertionError e) {
-        System.err.println("Failed to send/receive message (Assertion): " + e.getMessage());
-        e.printStackTrace();
-        System.err.println("If you use an Oracle JRE please check if you have unlimited strength crypto enabled, see README");
-    }
-
-    private static void handleEncapsulatedExceptions(EncapsulatedExceptions e) {
-        System.err.println("Failed to send (some) messages:");
-        for (NetworkFailureException n : e.getNetworkExceptions()) {
-            System.err.println("Network failure for \"" + n.getE164number() + "\": " + n.getMessage());
-        }
-        for (UnregisteredUserException n : e.getUnregisteredUserExceptions()) {
-            System.err.println("Unregistered user \"" + n.getE164Number() + "\": " + n.getMessage());
-        }
-        for (UntrustedIdentityException n : e.getUntrustedIdentityExceptions()) {
-            System.err.println("Untrusted Identity for \"" + n.getE164Number() + "\": " + n.getMessage());
-        }
-    }
-
-    private static void handleIOException(IOException e) {
-        System.err.println("Failed to send message: " + e.getMessage());
-    }
-
-    private static String readAll(InputStream in) throws IOException {
-        StringWriter output = new StringWriter();
-        byte[] buffer = new byte[4096];
-        long count = 0;
-        int n;
-        while (-1 != (n = System.in.read(buffer))) {
-            output.write(new String(buffer, 0, n, Charset.defaultCharset()));
-            count += n;
-        }
-        return output.toString();
-    }
-
-    private static class ReceiveMessageHandler implements Manager.ReceiveMessageHandler {
-        final Manager m;
-
-        public ReceiveMessageHandler(Manager m) {
-            this.m = m;
-        }
-
-        @Override
-        public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
-            SignalServiceAddress source = envelope.getSourceAddress();
-            ContactInfo sourceContact = m.getContact(source.getNumber());
-            System.out.println(String.format("Envelope from: %s (device: %d)", (sourceContact == null ? "" : "“" + sourceContact.name + "” ") + source.getNumber(), envelope.getSourceDevice()));
-            if (source.getRelay().isPresent()) {
-                System.out.println("Relayed by: " + source.getRelay().get());
-            }
-            System.out.println("Timestamp: " + formatTimestamp(envelope.getTimestamp()));
-
-            if (envelope.isReceipt()) {
-                System.out.println("Got receipt.");
-            } else if (envelope.isSignalMessage() | envelope.isPreKeySignalMessage()) {
-                if (exception != null) {
-                    if (exception instanceof org.whispersystems.libsignal.UntrustedIdentityException) {
-                        org.whispersystems.libsignal.UntrustedIdentityException e = (org.whispersystems.libsignal.UntrustedIdentityException) exception;
-                        System.out.println("The user’s key is untrusted, either the user has reinstalled Signal or a third party sent this message.");
-                        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");
-                        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");
-                    } else {
-                        System.out.println("Exception: " + exception.getMessage() + " (" + exception.getClass().getSimpleName() + ")");
-                    }
-                }
-                if (content == null) {
-                    System.out.println("Failed to decrypt message.");
-                } else {
-                    if (content.getDataMessage().isPresent()) {
-                        SignalServiceDataMessage message = content.getDataMessage().get();
-                        handleSignalServiceDataMessage(message);
-                    }
-                    if (content.getSyncMessage().isPresent()) {
-                        System.out.println("Received a sync message");
-                        SignalServiceSyncMessage syncMessage = content.getSyncMessage().get();
-
-                        if (syncMessage.getContacts().isPresent()) {
-                            System.out.println("Received sync contacts");
-                            printAttachment(syncMessage.getContacts().get());
-                        }
-                        if (syncMessage.getGroups().isPresent()) {
-                            System.out.println("Received sync groups");
-                            printAttachment(syncMessage.getGroups().get());
-                        }
-                        if (syncMessage.getRead().isPresent()) {
-                            System.out.println("Received sync read messages list");
-                            for (ReadMessage rm : syncMessage.getRead().get()) {
-                                ContactInfo fromContact = m.getContact(rm.getSender());
-                                System.out.println("From: " + (fromContact == null ? "" : "“" + fromContact.name + "” ") + rm.getSender() + " Message timestamp: " + formatTimestamp(rm.getTimestamp()));
-                            }
-                        }
-                        if (syncMessage.getRequest().isPresent()) {
-                            System.out.println("Received sync request");
-                            if (syncMessage.getRequest().get().isContactsRequest()) {
-                                System.out.println(" - contacts request");
-                            }
-                            if (syncMessage.getRequest().get().isGroupsRequest()) {
-                                System.out.println(" - groups request");
-                            }
-                        }
-                        if (syncMessage.getSent().isPresent()) {
-                            System.out.println("Received sync sent message");
-                            final SentTranscriptMessage sentTranscriptMessage = syncMessage.getSent().get();
-                            String to;
-                            if (sentTranscriptMessage.getDestination().isPresent()) {
-                                String dest = sentTranscriptMessage.getDestination().get();
-                                ContactInfo destContact = m.getContact(dest);
-                                to = (destContact == null ? "" : "“" + destContact.name + "” ") + dest;
-                            } else {
-                                to = "Unknown";
-                            }
-                            System.out.println("To: " + to + " , Message timestamp: " + formatTimestamp(sentTranscriptMessage.getTimestamp()));
-                            if (sentTranscriptMessage.getExpirationStartTimestamp() > 0) {
-                                System.out.println("Expiration started at: " + formatTimestamp(sentTranscriptMessage.getExpirationStartTimestamp()));
-                            }
-                            SignalServiceDataMessage message = sentTranscriptMessage.getMessage();
-                            handleSignalServiceDataMessage(message);
-                        }
-                        if (syncMessage.getBlockedList().isPresent()) {
-                            System.out.println("Received sync message with block list");
-                            System.out.println("Blocked numbers:");
-                            final BlockedListMessage blockedList = syncMessage.getBlockedList().get();
-                            for (String number : blockedList.getNumbers()) {
-                                System.out.println(" - " + number);
-                            }
-                        }
-                    }
-                }
-            } else {
-                System.out.println("Unknown message received.");
-            }
-            System.out.println();
-        }
-
-        private void handleSignalServiceDataMessage(SignalServiceDataMessage message) {
-            System.out.println("Message timestamp: " + formatTimestamp(message.getTimestamp()));
-
-            if (message.getBody().isPresent()) {
-                System.out.println("Body: " + message.getBody().get());
-            }
-            if (message.getGroupInfo().isPresent()) {
-                SignalServiceGroup groupInfo = message.getGroupInfo().get();
-                System.out.println("Group info:");
-                System.out.println("  Id: " + Base64.encodeBytes(groupInfo.getGroupId()));
-                if (groupInfo.getType() == SignalServiceGroup.Type.UPDATE && groupInfo.getName().isPresent()) {
-                    System.out.println("  Name: " + groupInfo.getName().get());
-                } else {
-                    GroupInfo group = m.getGroup(groupInfo.getGroupId());
-                    if (group != null) {
-                        System.out.println("  Name: " + group.name);
-                    } else {
-                        System.out.println("  Name: <Unknown group>");
-                    }
-                }
-                System.out.println("  Type: " + groupInfo.getType());
-                if (groupInfo.getMembers().isPresent()) {
-                    for (String member : groupInfo.getMembers().get()) {
-                        System.out.println("  Member: " + member);
-                    }
-                }
-                if (groupInfo.getAvatar().isPresent()) {
-                    System.out.println("  Avatar:");
-                    printAttachment(groupInfo.getAvatar().get());
-                }
-            }
-            if (message.isEndSession()) {
-                System.out.println("Is end session");
-            }
-            if (message.isExpirationUpdate()) {
-                System.out.println("Is Expiration update: " + message.isExpirationUpdate());
-            }
-            if (message.getExpiresInSeconds() > 0) {
-                System.out.println("Expires in: " + message.getExpiresInSeconds() + " seconds");
-            }
-
-            if (message.getAttachments().isPresent()) {
-                System.out.println("Attachments: ");
-                for (SignalServiceAttachment attachment : message.getAttachments().get()) {
-                    printAttachment(attachment);
-                }
-            }
-        }
-
-        private void printAttachment(SignalServiceAttachment attachment) {
-            System.out.println("- " + attachment.getContentType() + " (" + (attachment.isPointer() ? "Pointer" : "") + (attachment.isStream() ? "Stream" : "") + ")");
-            if (attachment.isPointer()) {
-                final SignalServiceAttachmentPointer pointer = attachment.asPointer();
-                System.out.println("  Id: " + pointer.getId() + " Key length: " + pointer.getKey().length + (pointer.getRelay().isPresent() ? " Relay: " + pointer.getRelay().get() : ""));
-                System.out.println("  Filename: " + (pointer.getFileName().isPresent() ? pointer.getFileName().get() : "-"));
-                System.out.println("  Size: " + (pointer.getSize().isPresent() ? pointer.getSize().get() + " bytes" : "<unavailable>") + (pointer.getPreview().isPresent() ? " (Preview is available: " + pointer.getPreview().get().length + " bytes)" : ""));
-                File file = m.getAttachmentFile(pointer.getId());
-                if (file.exists()) {
-                    System.out.println("  Stored plaintext in: " + file);
-                }
-            }
-        }
-    }
-
-    private static class DbusReceiveMessageHandler extends ReceiveMessageHandler {
-        final DBusConnection conn;
-
-        public DbusReceiveMessageHandler(Manager m, DBusConnection conn) {
-            super(m);
-            this.conn = conn;
-        }
-
-        @Override
-        public void handleMessage(SignalServiceEnvelope envelope, SignalServiceContent content, Throwable exception) {
-            super.handleMessage(envelope, content, exception);
-
-            if (!envelope.isReceipt() && content != null && content.getDataMessage().isPresent()) {
-                SignalServiceDataMessage message = content.getDataMessage().get();
-
-                if (!message.isEndSession() &&
-                        !(message.getGroupInfo().isPresent() &&
-                                message.getGroupInfo().get().getType() != SignalServiceGroup.Type.DELIVER)) {
-                    List<String> attachments = new ArrayList<>();
-                    if (message.getAttachments().isPresent()) {
-                        for (SignalServiceAttachment attachment : message.getAttachments().get()) {
-                            if (attachment.isPointer()) {
-                                attachments.add(m.getAttachmentFile(attachment.asPointer().getId()).getAbsolutePath());
-                            }
-                        }
-                    }
-
-                    try {
-                        conn.sendSignal(new Signal.MessageReceived(
-                                SIGNAL_OBJECTPATH,
-                                message.getTimestamp(),
-                                envelope.getSource(),
-                                message.getGroupInfo().isPresent() ? message.getGroupInfo().get().getGroupId() : new byte[0],
-                                message.getBody().isPresent() ? message.getBody().get() : "",
-                                attachments));
-                    } catch (DBusException e) {
-                        e.printStackTrace();
-                    }
-                }
-            }
-        }
-
-    }
-
-    private static String formatTimestamp(long timestamp) {
-        Date date = new Date(timestamp);
-        final DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'"); // Quoted "Z" to indicate UTC, no timezone offset
-        df.setTimeZone(tzUTC);
-        return timestamp + " (" + df.format(date) + ")";
-    }
 }