php记录搜索引擎蜘蛛抓取页面代码

php教程记录搜索引擎教程蜘蛛抓取页面代码
error_reporting(E_ALL & ~E_NOTICE);

$tlc_thispage = addslashes($_SERVER['HTTP_REFERER'].$_SERVER['PHP_SELF']);/*($_SERVER ['HTTP_HOST'].$_SERVER['PHP_SELF']);($_SERVER['HTTP_USER_AGENT']);*/
//添加蜘蛛的抓取记录
$searchbot = get_naps教程_bot();
if ($searchbot) {
@mysql教程_connect('localhost','root') or die('不能链接数据库教程'.mysql_error());
@mysql_select_db('spider') or die('不能选择数据库'.mysql_error());

mysql_query("UPDATE bot SET botcount=botcount+1, botlast=NOW(), botlasturl='$tlc_thispage' WHERE botname='$searchbot'");
}
mysql_close();

function get_naps_bot()
{
        $useragent = strtolower($_SERVER['HTTP_USER_AGENT']);
                      
        if (strpos($useragent, 'googlebot') !== false){
                return 'Googlebot';
        }
      
        if (strpos($useragent, 'msnbot') !== false){
                return 'MSNbot';
        }
      
        if (strpos($useragent, 'slurp') !== false){
                return 'Yahoobot';
        }
      
        if (strpos($useragent, 'baiduspider') !== false){
                return 'Baiduspider';
        }
      
        if (strpos($useragent, 'sohu-search') !== false){
                return 'Sohubot';
        }
      
        if (strpos($useragent, 'lycos') !== false){
                return 'Lycos';
        }
      
        if (strpos($useragent, 'robozilla') !== false){
                return 'Robozilla';
        }      
  if(strpos($useragent,'msie 6.0')!==false){　　//这条是我自己测试用的（我的浏览器就是ie6.0）
    return 'MSIE 6.0';
  }
        return false;
}

?>

</body>
</html>