PHP Judge search engine spider and automatically memory to file code _php tutorial

Source: Internet
Author: User
Copy CodeThe code is as follows:
function Write_naps_bot () {
$useragent =get_naps_bot ();
Echoexit ($useragent);
if ($useragent = = "false") return false;
Date_default_timezone_set ("Asia/shanghai");
$date =date ("y-m-d h:i:s");
$ip =$_SERVER[REMOTE_ADDR];
$url = "http://". $_server[http_host].$_server[request_uri];
Echoexit ($url); reprint Annotated www.chhua.com
if (!file_exists ("./log/bot.html")) {
$botfile =fopen ("./log/bot.html", "w");
$fileHeader = "

<title>Access to view</title>

Delete Log
";
Echoexit ($botfile); reprint Annotated www.chhua.com

Fputs ($botfile, $fileHeader);
Fclose ($botfile);
}else
{$filesize =filesize ("./log/bot.html");
if ($filesize >=100000) {
$botfile =fopen ("./log/bot.html", "w");
$fileHeader = "

<title>Access to view</title>

Delete Log
";
Fputs ($botfile, $fileHeader);
Fclose ($botfile);
}else {
$botfile =fopen ("./log/bot.html", "A +");
}

$size = " The current file size is:". $filesize."
"; Reproduced annotated Www.chhua.com

$useragent = " USER:". $useragent."
";
$date = " Time :". $date."
";
$ip = " IP:". $ip."
";
$url = " URL:". $url."

";
$FILESTR = $useragent. $date. $ip. $url;
Fputs ($botfile, $FILESTR);
Fclose ($botfile);
}
}

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 ';
}
Return "false";
}

http://www.bkjia.com/PHPjc/324866.html www.bkjia.com true http://www.bkjia.com/PHPjc/324866.html techarticle Copy the code as follows: function Write_naps_bot () {$useragent =get_naps_bot ();//Echoexit ($useragent); if ($useragent = = "false") return FALSE; Date_default_timezone_set ("Asia/sh ...

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