roundcube: subscribe to all mailboxes

roundcube_subscribe.php

<?php

define('RCUBE_CONFIG_DIR',  '/var/lib/roundcube/config/');
define('RCUBE_PLUGINS_DIR', '/var/lib/roundcube/plugins/');

require_once '/var/lib/roundcube/program/lib/Roundcube/bootstrap.php';


$rcube = rcube::get_instance(rcube::INIT_WITH_DB | rcube::INIT_WITH_PLUGINS);
$imap = $rcube->get_storage();

$imap->connect($HOST, $USER, $PASSWORD, $PORT , $SSL);

$all_folders = $imap->list_folders();
$subscribed_folders = $imap->list_folders_subscribed();
$unsubscribed_folders = array_diff($all_folders, $subscribed_folders);

print('all: ' . count($all_folders) . ' sub: ' . count($subscribed_folders) . ' unsub: ' . count($unsubscribed_folders) . "\n");
foreach($unsubscribed_folders as $folder) {
    $result = $imap->subscribe(array($folder));
    print($folder . ': ' . $result . "\n");
}

$imap->clear_cache('mailboxes', true);
$imap->close();