klasörü aç, Toplam dosya sayısını bul ve cache

<?
$cachesystem = 'yes'; 
$rootpath='./'; 
$cache = 'cache'; 
$cachetime = (2*60) * 60; // 2 saat
function cache_check ($file = 'cachefile') { 
    global $cache,$rootpath,$cachesystem,$cacheident;
    if ($cachesystem == 'yes') {
        $cachefile = $rootpath.$cache . '/'.$file.'-'.$cacheident.'.html'; 
        $cachetime = 120 * 60; // 2 Hours
        $updatetime = $cachetime / 60 / 60;
        define(TIMENOW, time());
        if (file_exists($cachefile) && (TIMENOW - $cachetime < filemtime($cachefile))) 
        { 
            include_once($cachefile); 
            print("<p align=center><font class=small color=red><b>This content was last cached on ".date('Y-m-d H:i:s', filemtime($cachefile))." and updating every ".$updatetime." hours.</b></font></p>"); 
            exit; 
        } 
        ob_start(); 
    }else 
        return; 
} 
   
function cache_save  ($file = 'cachefile') { 
    global $cache,$rootpath,$cachesystem,$cacheident; 
    if ($cachesystem == 'yes') { 
        $cachefile = $rootpath.$cache . '/'.$file.'-'.$cacheident.'.html'; 
        $fp = fopen($cachefile, 'w'); 
        fwrite($fp, ob_get_contents());       
        fclose($fp);         
        ob_end_flush(); 
    }else 
        return; 
} 
//-------------------------------------
//---- CACHE MOD Extension by DarkElder 
//-------------------------------------
$cacheident = ($_SERVER['QUERY_STRING'] != '' ? md5($_SERVER['QUERY_STRING']) : 'noGet');
//-------------------------------------
//---- CACHE MOD v0.4 by xam 
//-------------------------------------  
?>

function cache_save  ($file = 'cachefile') { 
    global $cache,$rootpath,$cachesystem,$cacheident; 
    if ($cachesystem == 'yes') { 
       
       // EKLENTI
       $dir = opendir($rootpath.$cache);
       
       while (false !== ($files = readdir($dir))) {
           if ($files != "." AND $files != "..") {
           $counter++;
           }
       }

        if ($counter > 1998) {
        $cachefile = $rootpath.'cache2/'.$file.'-'.$cacheident.'.html';
        }

        else {
        $cachefile = $rootpath.$cache . '/'.$file.'-'.$cacheident.'.html';
        }

        // /EKLENTI


        $fp = fopen($cachefile, 'w'); 
        fwrite($fp, ob_get_contents());  
....