<?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_Application

 * @subpackage Resource

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

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

 */

/**

 * @category   Zend

 * @package    Zend_Application

 * @subpackage Resource

 * @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_Application_Resource_UserAgent extends Zend_Application_Resource_ResourceAbstract 

{

    /**

     * @var Zend_Http_UserAgent

     */

	protected $_userAgent;

    /**

     * Intialize resource

     * 

     * @return Zend_Http_UserAgent

     */

    public function init() 

    {

		$userAgent = $this->getUserAgent();

        // Optionally seed the UserAgent view helper

        $bootstrap = $this->getBootstrap();

        if ($bootstrap->hasResource('view') || $bootstrap->hasPluginResource('view')) {

            $bootstrap->bootstrap('view');

            $view = $bootstrap->getResource('view');

            if (null !== $view) {

                $view->userAgent($userAgent);

            }

        }

        return $userAgent;

	}

    /**

     * Get UserAgent instance

     * 

     * @return Zend_Http_UserAgent

     */

    public function getUserAgent() 

    {

		if (null === $this->_userAgent) {

			$options = $this->getOptions();

			$this->_userAgent = new Zend_Http_UserAgent($options);

		}

		return $this->_userAgent;

	}

}