nmode's Git Repositories - signal-cli/blob - src/main/java/org/asamk/signal/commands/JoinGroupCommand.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.Manager;
   8 import org.asamk.signal.manager.groups.GroupId;
   9 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  10 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  11 import org.whispersystems.libsignal.util.Pair;
  12 import org.whispersystems.signalservice.api.groupsv2.GroupLinkNotActiveException;
  13 import org.whispersystems.signalservice.api.messages.SendMessageResult;
  14 import org.whispersystems.signalservice.internal.push.exceptions.GroupPatchNotAcceptedException;
  15
  16 import java.io.IOException;
  17 import java.util.List;
  18
  19 import static org.asamk.signal.util.ErrorUtils.handleAssertionError;
  20 import static org.asamk.signal.util.ErrorUtils.handleIOException;
  21 import static org.asamk.signal.util.ErrorUtils.handleTimestampAndSendMessageResults;
  22
  23 public class JoinGroupCommand implements LocalCommand {
  24
  25     @Override
  26     public void attachToSubparser(final Subparser subparser) {
  27         subparser.addArgument("--uri").required(true).help("Specify the uri with the group invitation link.");
  28     }
  29
  30     @Override
  31     public int handleCommand(final Namespace ns, final Manager m) {
  32         final GroupInviteLinkUrl linkUrl;
  33         String uri = ns.getString("uri");
  34         try {
  35             linkUrl = GroupInviteLinkUrl.fromUri(uri);
  36         } catch (GroupInviteLinkUrl.InvalidGroupLinkException e) {
  37             System.err.println("Group link is invalid: " + e.getMessage());
  38             return 2;
  39         } catch (GroupInviteLinkUrl.UnknownGroupLinkVersionException e) {
  40             System.err.println("Group link was created with an incompatible version: " + e.getMessage());
  41             return 2;
  42         }
  43
  44         if (linkUrl == null) {
  45             System.err.println("Link is not a signal group invitation link");
  46             return 2;
  47         }
  48
  49         try {
  50             final Pair<GroupId, List<SendMessageResult>> results = m.joinGroup(linkUrl);
  51             GroupId newGroupId = results.first();
  52             if (!m.getGroup(newGroupId).isMember(m.getSelfAddress())) {
  53                 System.out.println("Requested to join group \"" + newGroupId.toBase64() + "\"");
  54             } else {
  55                 System.out.println("Joined group \"" + newGroupId.toBase64() + "\"");
  56             }
  57             return handleTimestampAndSendMessageResults(0, results.second());
  58         } catch (AssertionError e) {
  59             handleAssertionError(e);
  60             return 1;
  61         } catch (GroupPatchNotAcceptedException e) {
  62             System.err.println("Failed to join group, maybe already a member");
  63             return 1;
  64         } catch (IOException e) {
  65             e.printStackTrace();
  66             handleIOException(e);
  67             return 1;
  68         } catch (Signal.Error.AttachmentInvalid e) {
  69             System.err.println("Failed to add avatar attachment for group\": " + e.getMessage());
  70             return 1;
  71         } catch (DBusExecutionException e) {
  72             System.err.println("Failed to send message: " + e.getMessage());
  73             return 1;
  74         } catch (GroupLinkNotActiveException e) {
  75             System.err.println("Group link is not valid: " + e.getMessage());
  76             return 2;
  77         }
  78     }
  79 }