<?php

/**
 * @author     Ben Borowski <ben.borowski@typeoneerror.com>
 * @copyright  Copyright (c) 2008-9 TypeOneError Studios (http://www.typeoneerror.com)
 * @license    MIT ~ http://www.opensource.org/licenses/mit-license.php
 * @version    $Id$
 * @link       http://typeoneerror.com/asra
 * @category   Asra
 * @package    Db
 */

/**
 * Database expression for queries. Will not be
 * escaped in query/find methods of Asra_Core_Api.
 *
 * @todo Doesn't work with anything but where
 *
 * @author     Ben Borowski <ben.borowski@typeoneerror.com>
 * @copyright  Copyright (c) 2008-9 TypeOneError Studios (http://www.typeoneerror.com)
 * @license    MIT ~ http://www.opensource.org/licenses/mit-license.php
 * @link       http://typeoneerror.com/asra
 * @category   Asra
 * @package    Db
 */
class Asra_Db_Expr
{
    //---------------------------------------
    // PRIVATE VARIABLES
    //---------------------------------------

    /**
     * Database expression value
     *
     * @var string
     */
    private $__value = "";

    //---------------------------------------
    // CONSTRUCTOR
    //---------------------------------------

    /**
     * Constructor.
     *
     * @return void
     */
    public function __construct($value)
    {
        $this->setValue($value);
    }

    //---------------------------------------
    // METHODS
    //---------------------------------------

    /**
     * Return the value of the expression
     *
     * @return string
     */
    public function getValue()
    {
        return $this->__value;
    }

    /**
     * Set the database expression value.
     *
     * @param string $value  Value to set.
     * @return void
     */
    public function setValue($value)
    {
        $this->__value = $value;
    }

}