<?php

class dbiw {

  private $dbh;
  private $conf;

  function getDBH () {
    $db_conf = $this->$conf->get("db");
    $dbType = $db_conf["type"];
    include($dbType."_conn.inc");
  }

  function __construct () {
    $this->$conf = Conf::instance();
    $this->getDBH();
    $this->$dbh = new db_handle();
  }

  function dbExec ($sql) {
    return $this->$dbh->sel($sql);
  }

  function dbSel ($sql) {
    return $this->$dbh->sel($sql);
  }

  function dbIns ($sql) {
    return $this->$dbh->ins($sql);
  }
}

?>