<?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_Http

 * @subpackage UserAgent

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

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

 */

require_once 'Zend/Http/UserAgent/AbstractDevice.php';

/**

 * Bot browser type matcher

 *

 * @category   Zend

 * @package    Zend_Http

 * @subpackage UserAgent

 * @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_Http_UserAgent_Bot extends Zend_Http_UserAgent_AbstractDevice

{

    /**

     * User Agent Signatures

     *

     * @var array

     */

    protected static $_uaSignatures = array(

        // The most common ones.

        'googlebot', 

        'msnbot', 

        'slurp', 

        'yahoo',

        // The rest, alphabetically.

        'alexa', 

        'appie', 

        'archiver', 

        'ask jeeves', 

        'baiduspider', 

        'bot', 

        'crawl', 

        'crawler', 

        'curl', 

        'eventbox', 

        'facebookexternal', 

        'fast', 

        'feedfetcher-google', 

        'firefly', 

        'froogle', 

        'gigabot', 

        'girafabot', 

        'google', 

        'infoseek', 

        'inktomi', 

        'java', 

        'larbin',

        'looksmart', 

        'mechanize', 

        'mediapartners-google', 

        'monitor', 

        'nambu', 

        'nationaldirectory', 

        'novarra', 

        'pear', 

        'perl', 

        'python', 

        'rabaz', 

        'radian', 

        'rankivabot', 

        'scooter', 

        'sogou web spider', 

        'spade', 

        'sphere', 

        'spider', 

        'technoratisnoop', 

        'tecnoseek', 

        'teoma', 

        'toolbar', 

        'transcoder', 

        'twitt', 

        'url_spider_sql', 

        'webalta crawler', 

        'webbug', 

        'webfindbot', 

        'wordpress', 

        'www.galaxy.com', 

        'yahoo! searchmonkey', 

        'yahoo! slurp', 

        'yandex', 

        'zyborg',

    );

    /**

     * Comparison of the UserAgent chain and browser signatures

     *

     * @param  string $userAgent User Agent chain

     * @param  array $server $_SERVER like param

     * @return bool

     */

    public static function match($userAgent, $server)

    {

        return self::_matchAgentAgainstSignatures($userAgent, self::$_uaSignatures);

    }

    /**

     * Gives the current browser type

     *

     * @return string

     */

    public function getType()

    {

        return 'bot';

    }

}