<?php
/**
 * patTemplate modfifier: Dictionary
 *
 * $Id$
 *
 * @package Wombat
 * @subpackage patTemplate
 * @author gERD Schaufelberger <gerd@php-tools.net>
 */

/**
 * patTemplate modfifier: Dictionary
 * 
 * Use dictionary record
 *
 * @version 0.2.1
 * @package Wombat
 * @subpackage patTemplate
 */
class patTemplate_Modifier_Dictionary extends patTemplate_Modifier
{
	/**
	 * dictionary
	 * @var WBDictionary
	 */
	private $dict;
	
   /**
    * modify the value
    *
    * @access   public
    * @param    string      value
    * @return   string      modified value
    */
    public function modify($value, $params = array())
    {
        $params =   array_merge(array(
                    'data'  =>  '',
                    'dict'  =>  'URL'
                ), $params);
        if (empty($value)) {
            return '';
        }

        // start dictionary
        $this->dict    =   WBClass::create('WBDictionary_' . ucfirst($params['dict']));
        
        try {
            $this->dict->load($value);
        }
        catch (Exception $e) {
            return '';
        }

        if (empty($params['data'])) {
            return $this->dict->getWord();
        }

        $data   =   $this->dict->get();
        if (empty($data[$params['data']])) {
            return '';
        }
        return $data[$params['data']];
    }
}