Вывести размер файла в полной новости

function show_attach($story, $id, $static = false) {
    global $db, $config, $lang, $user_group, $member_id;

    $find_1 = array();
    $find_2 = array();
    $replace_1 = array();
    $replace_2 = array();
    
    if( $static ) {
        if( is_array( $id ) and count( $id ) ) $where = "static_id IN (" . implode( ",", $id ) . ")";
        else $where = "static_id = '".intval($id)."'";
        
        $db->query( "SELECT id, name, onserver, dcount FROM " . PREFIX . "_static_files WHERE $where" );
        $area = "&area=static";
    } else {
        if( is_array( $id ) and count( $id ) ) $where = "news_id IN (" . implode( ",", $id ) . ")";
        else $where = "news_id = '".intval($id)."'";
        
        $db->query( "SELECT id, name, onserver, dcount FROM " . PREFIX . "_files WHERE $where" );
        $area = "";
    }
    
    while ( $row = $db->get_row() ) {
        
        $size = formatsize( @filesize( ROOT_DIR . '/uploads/files/' . $row['onserver'] ) );
        $row['name'] = explode( "/", $row['name'] );
        $row['name'] = end( $row['name'] );

        $find_1[] = '[attachment=' . $row['id'] . ']';
        $find_2[] = "#\[attachment={$row['id']}:(.+?)\]#i";

        if ( !$user_group[$member_id['user_group']]['allow_files'] ) {
            $replace_1[] = "<span class=\"attachment\">{$lang['att_denied']}</span>" . $size; // <-- размер
            $replace_2[] = "<span class=\"attachment\">{$lang['att_denied']}</span>" . $size; // <-- размер
        } elseif( $config['files_count'] == 'yes' ) {
            $replace_1[] = "<span class=\"attachment\"><a href=\"{$config['http_home_url']}engine/download.php?id={$row['id']}{$area}\" onclick=\"Download('{$row['id']}'); return false;\">{$row['name']}</a> [{$size}] ({$lang['att_dcount']} {$row['dcount']})</span>";
            $replace_2[] = "<span class=\"attachment\"><a href=\"{$config['http_home_url']}engine/download.php?id={$row['id']}{$area}\">\\1</a> [{$size}] ({$lang['att_dcount']} {$row['dcount']})</span>";
        } else {
            $replace_1[] = "<span class=\"attachment\"><a href=\"{$config['http_home_url']}engine/download.php?id={$row['id']}{$area}\" onclick=\"Download('{$row['id']}'); return false;\">{$row['name']}</a> [{$size}]</span>";
            $replace_2[] = "<span class=\"attachment\"><a href=\"{$config['http_home_url']}engine/download.php?id={$row['id']}{$area}\" >\\1</a> [{$size}]</span>";
        }

    }

    $db->free();

    $story = str_replace ( $find_1, $replace_1, $story );
    $story = preg_replace( $find_2, $replace_2, $story );
    
    return $story;

}