<?php

/**

 * Zend Framework

 *

 * LICENSE

 *

 * This source file is subject to the new BSD license that is bundled

 * with this package in the file LICENSE.txt.

 * It is also available through the world-wide-web at this URL:

 * http://framework.zend.com/license/new-bsd

 * If you did not receive a copy of the license and are unable to

 * obtain it through the world-wide-web, please send an email

 * to license@zend.com so we can send you a copy immediately.

 *

 * @category   Zend

 * @package    Zend_Controller

 * @subpackage Zend_Controller_Action_Helper

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 * @version    $Id: AutoCompleteDojo.php 20096 2010-01-06 02:05:09Z bkarwin $

 */

/**

 * @see Zend_Controller_Action_Helper_AutoComplete_Abstract

 */

require_once 'Zend/Controller/Action/Helper/AutoComplete/Abstract.php';

/**

 * Create and send Dojo-compatible autocompletion lists

 *

 * @uses       Zend_Controller_Action_Helper_AutoComplete_Abstract

 * @category   Zend

 * @package    Zend_Controller

 * @subpackage Zend_Controller_Action_Helper

 * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

 * @license    http://framework.zend.com/license/new-bsd     New BSD License

 */

class Zend_Controller_Action_Helper_AutoCompleteDojo extends Zend_Controller_Action_Helper_AutoComplete_Abstract

{

    /**

     * Validate data for autocompletion

     *

     * Stub; unused

     *

     * @param  mixed $data

     * @return boolean

     */

    public function validateData($data)

    {

        return true;

    }

    /**

     * Prepare data for autocompletion

     *

     * @param  mixed   $data

     * @param  boolean $keepLayouts

     * @return string

     */

    public function prepareAutoCompletion($data, $keepLayouts = false)

    {

        if (!$data instanceof Zend_Dojo_Data) {

            require_once 'Zend/Dojo/Data.php';

            $items = array();

            foreach ($data as $key => $value) {

                $items[] = array('label' => $value, 'name' => $value);

            }

            $data = new Zend_Dojo_Data('name', $items);

        }

        if (!$keepLayouts) {

            require_once 'Zend/Controller/Action/HelperBroker.php';

            Zend_Controller_Action_HelperBroker::getStaticHelper('viewRenderer')->setNoRender(true);

            require_once 'Zend/Layout.php';

            $layout = Zend_Layout::getMvcInstance();

            if ($layout instanceof Zend_Layout) {

                $layout->disableLayout();

            }

        }

        $response = Zend_Controller_Front::getInstance()->getResponse();

        $response->setHeader('Content-Type', 'application/json');

        return $data->toJson();

    }

}