scan directory

function scandirectorty($directory){
    if(is_dir($directory)){
        $directorys = glob($directory.'*');// show all the files from the folder
        $file = array();// new array
        $i = 0;
        foreach($directorys as $key => $value){
            if(is_file($value)){
                $file[$i]['name'] = basename($value); // get the file name
                $file[$i]['path'] = $value;// path
                $file[$i]['full_path'] = realpath($value);
                $file[$i]['size'] = (filesize($value) / 1024).'KB';// get the file size en kb
                $file[$i]['type'] = filetype($value);// get the type of file
                $file[$i]['extension'] = preg_replace('/^.*\.([^.]+)$/D', '$1', $value); // get the file extension
                if(function_exists('finof_open')){ // check if function exists
                    if(version_compare(phpversion(),'5.3.0') >= 0){ // if php version more than or equals to 5.3.0
                        $open = finfo_open(FILEINFO_MIME_TYPE);// open the mime type of the file
                    }else{
                        $open = finfo_open(FILEINFO_MIME); // open the mime type
                    }
                    $file[$i]['mime_type'] = finfo_file($open,$value);// get the mime type
                    finfo_close($open); // close the finfo
                }else if(function_exists('mime_content_type')){// check if function exists
                    $file[$i]['mime_type'] = mime_content_type($value); // get the mime type
                }
                $file[$i]['last_mod'] = date('d/m/Y h:i:s',filemtime($value));// get the last modification time
                $file[$i]['file_dir'] = dirname($value);// get the directory of the file
            }
            if(is_dir($value)){
                $file[$i]['dir'] = scand($value.'/');// scan the folder
            }
            $i++;
        }
        unset($directory,$directorys,$i);// unset the variables
        return $file;
    }else{
        trigger_error('Folder <strong>"'.$folder.'"</strong> Not exists',E_WARNING);// show an error if folder not exists
    }
}