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

   1 package org.asamk.signal.commands;
   2
   3 import net.sourceforge.argparse4j.inf.Namespace;
   4 import net.sourceforge.argparse4j.inf.Subparser;
   5
   6 import org.asamk.Signal;
   7 import org.asamk.signal.manager.groups.GroupIdFormatException;
   8 import org.asamk.signal.util.Util;
   9 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  10 import org.whispersystems.util.Base64;
  11
  12 import java.util.ArrayList;
  13 import java.util.List;
  14
  15 import static org.asamk.signal.util.ErrorUtils.handleAssertionError;
  16 import static org.asamk.signal.util.ErrorUtils.handleGroupIdFormatException;
  17
  18 public class UpdateGroupCommand implements DbusCommand {
  19
  20     @Override
  21     public void attachToSubparser(final Subparser subparser) {
  22         subparser.addArgument("-g", "--group").help("Specify the recipient group ID.");
  23         subparser.addArgument("-n", "--name").help("Specify the new group name.");
  24         subparser.addArgument("-a", "--avatar").help("Specify a new group avatar image file");
  25         subparser.addArgument("-m", "--member").nargs("*").help("Specify one or more members to add to the group");
  26     }
  27
  28     @Override
  29     public int handleCommand(final Namespace ns, final Signal signal) {
  30         if (!signal.isRegistered()) {
  31             System.err.println("User is not registered.");
  32             return 1;
  33         }
  34
  35         byte[] groupId = null;
  36         if (ns.getString("group") != null) {
  37             try {
  38                 groupId = Util.decodeGroupId(ns.getString("group")).serialize();
  39             } catch (GroupIdFormatException e) {
  40                 handleGroupIdFormatException(e);
  41                 return 1;
  42             }
  43         }
  44         if (groupId == null) {
  45             groupId = new byte[0];
  46         }
  47
  48         String groupName = ns.getString("name");
  49         if (groupName == null) {
  50             groupName = "";
  51         }
  52
  53         List<String> groupMembers = ns.getList("member");
  54         if (groupMembers == null) {
  55             groupMembers = new ArrayList<>();
  56         }
  57
  58         String groupAvatar = ns.getString("avatar");
  59         if (groupAvatar == null) {
  60             groupAvatar = "";
  61         }
  62
  63         try {
  64             byte[] newGroupId = signal.updateGroup(groupId, groupName, groupMembers, groupAvatar);
  65             if (groupId.length != newGroupId.length) {
  66                 System.out.println("Creating new group \"" + Base64.encodeBytes(newGroupId) + "\" …");
  67             }
  68             return 0;
  69         } catch (AssertionError e) {
  70             handleAssertionError(e);
  71             return 1;
  72         } catch (Signal.Error.AttachmentInvalid e) {
  73             System.err.println("Failed to add avatar attachment for group\": " + e.getMessage());
  74             return 1;
  75         } catch (DBusExecutionException e) {
  76             System.err.println("Failed to send message: " + e.getMessage());
  77             return 1;
  78         }
  79     }
  80 }