<?php
/**
 * Copyright 2012-2013 Horde LLC (http://www.horde.org/)
 *
 * See the enclosed file COPYING for license information (GPL). If you
 * did not receive this file, see http://www.horde.org/licenses/gpl.
 *
 * @category  Horde
 * @copyright 2012-2013 Horde LLC
 * @license   http://www.horde.org/licenses/gpl GPL
 * @package   IMP
 */

/**
 * Utility methods to parse address lists used by dynamic code.
 *
 * @author    Michael Slusarz <slusarz@horde.org>
 * @category  Horde
 * @copyright 2012-2013 Horde LLC
 * @license   http://www.horde.org/licenses/gpl GPL
 * @package   IMP
 */
class IMP_Dynamic_AddressList
{
    /**
     * Parse an address list created by the dynamic view JS code.
     *
     * @param string $json  JSON input code.
     *
     * @return Horde_Mail_Rfc822_List  A list of addresses.
     */
    public function parseAddressList($json)
    {
        $data = Horde_Serialize::unserialize($json, Horde_Serialize::JSON);
        $out = new Horde_Mail_Rfc822_List();

        if (isset($data->g)) {
            $addrs = $data->a;
            $ob = new Horde_Mail_Rfc822_Group($data->g);
            $ob_add = $ob->addresses;
            $out->add($ob);
        } else {
            $addrs = array($data);
            $ob_add = $out;
        }

        foreach ($addrs as $jval) {
            $addr_ob = new Horde_Mail_Rfc822_Address($jval->b);
            if (isset($jval->p)) {
                $addr_ob->personal = $jval->p;
            }
            $ob_add->add($addr_ob);
        }

        return $out;
    }

}
