/**
 * WordpPress 非插件纯代码获取蜘蛛来访日志
 * https://www.ilxtx.com/how-to-get-spiders-logs.html
 */
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, '360spider') !== false){ return '360Spider'; }
	return false; 
	} 
function nowtime(){ 
	date_default_timezone_set('Asia/Shanghai'); 
	$date=date("Y-m-d.G:i:s"); return $date; 
	} 
	$searchbot = get_naps_bot(); 
if ($searchbot) { 
	$tlc_thispage = addslashes($_SERVER['HTTP_USER_AGENT']); 
	$url=$_SERVER['HTTP_REFERER']; 
	$file=ABSPATH."robotslogs.txt"; 
	$time=nowtime(); 
	$data=fopen($file,"a"); 
	$PR="$_SERVER[REQUEST_URI]"; 
	fwrite($data,"Time:$time robot:$searchbot URL:$tlc_thispagen page:$PRrn"); 
	fclose($data); 
	}