Suche Script für kleine Statistik

<?
/*
--------------------------------------------------
          ______           _____                 
        _/      \_       _/     \__               
      _/          \_   _/          \_             
     (          ____)-(____          )           
      \_       (XXx/   \xXX)       _/             
        \__   (XXX/     \XXX)   __/               
           \__(XX/       \XX)__/                 
           by V4hn is watching you                   
--------------------------------------------------
This is a little file based counter,
wich is able to save the counts for the last days too.
The only conditions are the ability to write files on your webspace and minimum 1 user per day accessing the page.
layout of the database:
data in lines:
1. line: current day of the month
2. line: the total of visitors
3. line: visitors today
n. line: visitors of n-3 days before
*/
$file_name = "counter.txt"; // file to save the counter infos in
$hours2block = 72; //hours to wait until next count for the same ip
$days = 2; //number of days to save a count for

//create countdatabase, if not existing
if(!is_file($file_name)){
   $fp = @fopen($file_name, "w+");
   $default = date("d")."\n0\n";
   for($i=0; $i < $days; $i++) $default .= "0\n";
   @fputs($fp, $default);
   @fclose($fp);
}

$cookie_ip = !empty($_COOKIE['cookie_ip']) ? $_COOKIE['cookie_ip'] : 1;
$carray = @file($file_name);

//if the next day has come, rewrite the file
if(chop($carray[0]) != date("d")){
   $fp = @fopen($file_name, "w+");
   @fputs($fp, date("d")."\n".$carray[1]."0\n");
   for($i=2; $i <= $days; $i++)
      @fputs($fp, $carray[$i]);
   @fclose($cp);
   $carray = @file($file_name);
}

//update countvalues
if(($cookie_ip == 1) || ($cookie_ip != $_SERVER['REMOTE_ADDR'])){
   $carray[1] = (chop($carray[1])+1)."\n";
   $carray[2] = (chop($carray[2])+1)."\n";
   $fp = @fopen($file_name, "w+");
   for($i=0; $i < count($carray); $i++)
      @fputs($fp, $carray[$i]."");
   fclose($fp);
   setcookie('cookie_ip', $_SERVER['REMOTE_ADDR'], time()+($hours2block*3600));
}

//give out a short text
echo "Besucher heute: ".$carray[2]."<br>\ngestern: ".$carray[3]."<br>\ngesamt: ".$carray[1];
?>

<?php include ("counter.php"); ?>

   setcookie('cookie_ip', $_SERVER['REMOTE_ADDR'], time()+($hours2block*3600));

//give out a short text
echo "Besucher heute: ".$carray[2]."<br>\ngestern: ".$carray[3]."<br>\ngesamt: ".$carray[1];