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.commands.exceptions.CommandException;
   7 import org.asamk.signal.commands.exceptions.IOErrorException;
   8 import org.asamk.signal.commands.exceptions.UnexpectedErrorException;
   9 import org.asamk.signal.commands.exceptions.UserErrorException;
  10 import org.asamk.signal.manager.Manager;
  11 import org.asamk.signal.manager.api.InactiveGroupLinkException;
  12 import org.asamk.signal.manager.groups.GroupInviteLinkUrl;
  13 import org.asamk.signal.output.JsonWriter;
  14 import org.asamk.signal.output.OutputWriter;
  15 import org.asamk.signal.output.PlainTextWriter;
  16 import org.freedesktop.dbus.exceptions.DBusExecutionException;
  17
  18 import java.io.IOException;
  19 import java.util.Map;
  20
  21 import static org.asamk.signal.util.ErrorUtils.handleSendMessageResults;
  22
  23 public class JoinGroupCommand implements JsonRpcLocalCommand {
  24
  25     @Override
  26     public String getName() {
  27         return "joinGroup";
  28     }
  29
  30     @Override
  31     public void attachToSubparser(final Subparser subparser) {
  32         subparser.help("Join a group via an invitation link.");
  33         subparser.addArgument("--uri").required(true).help("Specify the uri with the group invitation link.");
  34     }
  35
  36     @Override
  37     public void handleCommand(
  38             final Namespace ns, final Manager m, final OutputWriter outputWriter
  39     ) throws CommandException {
  40         final GroupInviteLinkUrl linkUrl;
  41         var uri = ns.getString("uri");
  42         try {
  43             linkUrl = GroupInviteLinkUrl.fromUri(uri);
  44         } catch (GroupInviteLinkUrl.InvalidGroupLinkException e) {
  45             throw new UserErrorException("Group link is invalid: " + e.getMessage());
  46         } catch (GroupInviteLinkUrl.UnknownGroupLinkVersionException e) {
  47             throw new UserErrorException("Group link was created with an incompatible version: " + e.getMessage());
  48         }
  49
  50         if (linkUrl == null) {
  51             throw new UserErrorException("Link is not a signal group invitation link");
  52         }
  53
  54         try {
  55             final var results = m.joinGroup(linkUrl);
  56             var newGroupId = results.first();
  57             if (outputWriter instanceof JsonWriter writer) {
  58                 if (!m.getGroup(newGroupId).isMember()) {
  59                     writer.write(Map.of("groupId", newGroupId.toBase64(), "onlyRequested", true));
  60                 } else {
  61                     writer.write(Map.of("groupId", newGroupId.toBase64()));
  62                 }
  63             } else {
  64                 final var writer = (PlainTextWriter) outputWriter;
  65                 if (!m.getGroup(newGroupId).isMember()) {
  66                     writer.println("Requested to join group \"{}\"", newGroupId.toBase64());
  67                 } else {
  68                     writer.println("Joined group \"{}\"", newGroupId.toBase64());
  69                 }
  70             }
  71             handleSendMessageResults(results.second().results());
  72         } catch (IOException e) {
  73             throw new IOErrorException("Failed to send message: "
  74                     + e.getMessage()
  75                     + " ("
  76                     + e.getClass().getSimpleName()
  77                     + ")", e);
  78         } catch (DBusExecutionException e) {
  79             throw new UnexpectedErrorException("Failed to send message: " + e.getMessage() + " (" + e.getClass()
  80                     .getSimpleName() + ")", e);
  81         } catch (InactiveGroupLinkException e) {
  82             throw new UserErrorException("Group link is not valid: " + e.getMessage());
  83         }
  84     }
  85 }