PEAR_Command_Remote::doRemoteList PHP Method

    function doRemoteList($command, $options, $params)
    {
        $savechannel = $channel = $this->config->get('default_channel');
        $reg =& $this->config->getRegistry();
        if (isset($options['channel'])) {
            $channel = $options['channel'];
            if (!$reg->channelExists($channel)) {
                return $this->raiseError('Channel "' . $channel . '" does not exist');
            }
            $this->config->set('default_channel', $channel);
        }
        $chan = $reg->getChannel($channel);
        if (PEAR::isError($e = $this->_checkChannelForStatus($channel, $chan))) {
            return $e;
        }
        $list_options = false;
        if ($this->config->get('preferred_state') == 'stable') {
            $list_options = true;
        }
        $available = array();
        if ($chan->supportsREST($this->config->get('preferred_mirror')) && ($base = $chan->getBaseURL('REST1.1', $this->config->get('preferred_mirror')))) {
            // use faster list-all if available
            $rest =& $this->config->getREST('1.1', array());
            $available = $rest->listAll($base, $list_options, true, false, false, $chan->getName());
        } elseif ($chan->supportsREST($this->config->get('preferred_mirror')) && ($base = $chan->getBaseURL('REST1.0', $this->config->get('preferred_mirror')))) {
            $rest =& $this->config->getREST('1.0', array());
            $available = $rest->listAll($base, $list_options, true, false, false, $chan->getName());
        }
        if (PEAR::isError($available)) {
            $this->config->set('default_channel', $savechannel);
            return $this->raiseError($available);
        }
        $i = $j = 0;
        $data = array('caption' => 'Channel ' . $channel . ' Available packages:', 'border' => true, 'headline' => array('Package', 'Version'), 'channel' => $channel);
        if (count($available) == 0) {
            $data = '(no packages available yet)';
        } else {
            foreach ($available as $name => $info) {
                $version = isset($info['stable']) && $info['stable'] ? $info['stable'] : '-n/a-';
                $data['data'][] = array($name, $version);
            }
        }
        $this->ui->outputData($data, $command);
        $this->config->set('default_channel', $savechannel);
        return true;
    }