Mirror.php

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<?php

require_once 'PEAR/Command/Common.php';

class PEAR_Command_Mirror extends PEAR_Command_Common
{
    var $commands = array(
        'download-all' => array(
            'summary' => 'Downloads each available package from the default channel',
            'function' => 'doDownloadAll',
            'shortcut' => 'da',
            'options' => array(
                'channel' =>
                    array(
                    'shortopt' => 'c',
                    'doc' => 'specify a channel other than the default channel',
                    'arg' => 'CHAN',
                    ),
                ),
            'doc' => '
Requests a list of available packages from the default channel ({config default_channel})
and downloads them to current working directory.  Note: only
packages within preferred_state ({config preferred_state}) will be downloaded'
            ),
        );

    function __construct(&$ui, &$config)
    {
        parent::__construct($ui, $config);
    }

    function &factory($a)
    {
        $a = &PEAR_Command::factory($a, $this->config);
        return $a;
    }

    function doDownloadAll($command, $options, $params)
    {
        $savechannel = $this->config->get('default_channel');
        $reg = &$this->config->getRegistry();
        $channel = isset($options['channel']) ? $options['channel'] :
            $this->config->get('default_channel');
        if (!$reg->channelExists($channel)) {
            $this->config->set('default_channel', $savechannel);
            return $this->raiseError('Channel "' . $channel . '" does not exist');
        }
        $this->config->set('default_channel', $channel);
 
        $this->ui->outputData('Using Channel ' . $this->config->get('default_channel'));
        $chan = $reg->getChannel($channel);
        if (PEAR::isError($chan)) {
            return $this->raiseError($chan);
        }
 
        if ($chan->supportsREST($this->config->get('preferred_mirror')) &&
              $base = $chan->getBaseURL('REST1.0', $this->config->get('preferred_mirror'))) {
            $rest = &$this->config->getREST('1.0', array());
            $remoteInfo = array_flip($rest->listPackages($base, $channel));
        }
 
        if (PEAR::isError($remoteInfo)) {
            return $remoteInfo;
        }
 
        $cmd = &$this->factory("download");
        if (PEAR::isError($cmd)) {
            return $cmd;
        }
 
        $this->ui->outputData('Using Preferred State of ' .
            $this->config->get('preferred_state'));
        $this->ui->outputData('Gathering release information, please wait...');

        PEAR::staticPushErrorHandling(PEAR_ERROR_RETURN);
        $err = $cmd->run('download', array('downloadonly' => true), array_keys($remoteInfo));
        PEAR::staticPopErrorHandling();
        $this->config->set('default_channel', $savechannel);
        if (PEAR::isError($err)) {
            $this->ui->outputData($err->getMessage());
        }
 
        return true;
    }
}