function do_search($query, $orderBy = 'rlsnr', $direction = 'desc', $page = 1){

    $return = array();

    $whitelist = array('rlsnr', 'rlsname', 'size');
    if(!in_array($orderBy, $whitelist)){
        $orderBy = 'rlsnr';
    }

    $whitelist = array('desc', 'asc');
    if(!in_array($direction, $whitelist)){
        $direction = 'asc';
    }

    $page = intval($page);
    if($page != 0){
        $page = $page;
    }
    else{
        $page = 1;
    }

    $where_clause = '';
    $search_query_args = array();

    $words = array();
    $words = explode(" ", $query);
    $words = array_map("trim", $words);

    $search_in = array('rlsnr', 'rlsdir', 'rlsname', 'rlsgroup');
    $i = 1;
    foreach($words as $word){

        $where_clause .= '`rlsnr` LIKE ? OR `rlsdir` LIKE ? OR `rlsname` LIKE ? OR `rlsgroup` LIKE ?';
        $search_query_args[] = '%'.$word.'%';
        $search_query_args[] = '%'.$word.'%';
        $search_query_args[] = '%'.$word.'%';
        $search_query_args[] = '%'.$word.'%';

        if($i < count($words)){
            $where_clause .= ' OR ';
        }

        $i++;

    }
    #die($where_clause);
    $options['offset'] = ($page * ENTRIES_PER_PAGE_AT_LIST - ENTRIES_PER_PAGE_AT_LIST);
    $return['number_of_pages'] = ceil(simpleDB::countRows('SELECT `rlsnr`, `rlsdir`, `rlsname`, `rlsgroup` FROM `downloads` WHERE ('.$where_clause.')', $search_query_args) / ENTRIES_PER_PAGE_AT_LIST);

    $return['entries'] = simpleDB::getRows('SELECT * FROM `downloads` WHERE ('.$where_clause.') ORDER BY '.$orderBy.' '.$direction.' LIMIT '.$options['offset'].', '.ENTRIES_PER_PAGE_AT_LIST, $search_query_args);

    return $return;

}