<?php

if ($handle = opendir('.')) {
        echo "[+] --------------------------- [+]\n";

        while(false !== ($file = readdir($handle))) {
                if($file == "." || $file == "..") { continue; }
                findBOT($file);
        }

  closedir($handle);

}

function findBOT($rfi) {

        $openedFILE = file_get_contents($rfi);

        $pos = stripos($openedFILE, "class pbot");

        if($pos !== false) { echo "We found a bot in $rfi\n"; }
}

?>