<?php
/**
 * Populate form element's values from any table
 *
 * $Id$
 *
 * @author gERD Schaufelberger <gerd@php-tools.net>
 * @license PHP License
 * @package WB
 * @subpackage db
 */

WBClass::load('WBDatasource_FormAttribute');

/**
 * Populate form element's values from any table
 *
 * Use table data to populate values
 *
 * @version 0.1.0
 * @package WB
 * @subpackage db
 */
class WBDatasource_FormAttribute_Static extends WBDatasource_FormAttribute
{
    /**
     * configuration parameter
     * @var array
     */
    protected $config   =   array(
                                'type'  =>  'list',
                                'value' =>  '',
                            );

    /**
     * get attribute's value
     *
     * Use dicktionary to fetch list of values
     *
     * @param mixed $current actual attribute value
     * @return array
     */
    protected function getAttributeValue($current)
    {
        switch ($this->config['type']) {
            case 'list':
                return $this->getAttributeValue4List($current);
                break;

            default:
                break;

        }
        return $current;
    }

    private function getAttributeValue4List($current)
    {
        if (!is_array($current)) {
            $current =   array();
        }
        foreach ($this->config['value'] as $v) {
            $current[]  =   $v;
        }
        return $current;
    }
}