setName('talk:stun:delete') ->setDescription('Remove an existing STUN server.') ->addArgument( 'server', InputArgument::REQUIRED, 'A domain name and port number separated by the colons, ex. stun.nextcloud.com:443' ); } protected function execute(InputInterface $input, OutputInterface $output): int { $server = $input->getArgument('server'); $config = $this->config->getAppValue('spreed', 'stun_servers'); $servers = json_decode($config); if (! is_array($servers)) { $servers = []; } $count = count($servers); // remove all occurrences of $server $servers = array_filter($servers, function ($s) use ($server) { return $s !== $server; }); $servers = array_values($servers); // reindex if (empty($servers)) { $servers = ['stun.nextcloud.com:443']; $this->config->setAppValue('spreed', 'stun_servers', json_encode($servers)); $output->writeln('You deleted all STUN servers. A default STUN server was added.'); } else { $this->config->setAppValue('spreed', 'stun_servers', json_encode($servers)); if ($count > count($servers)) { $output->writeln('Deleted ' . $server . '.'); } else { $output->writeln('There is nothing to delete.'); } } return 0; } }