<?php

/**
 * @package   	JCE
 * @copyright 	Copyright (c) 2009-2016 Ryan Demmer. All rights reserved.
 * @copyright   Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
 * @license   	GNU/GPL 2 or later - http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * JCE is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses.
 */
defined('_JEXEC') or die;

/**
 * Renders a radio element
 */
class WFElementRadio extends WFElement {

    /**
     * Element name
     *
     * @var    string
     */
    protected $_name = 'Radio';

    /**
     * Fetch a html for a radio button
     *
     * @param   string       $name          Element name
     * @param   string       $value         Element value
     * @param   JXMLElement  &$node         JXMLElement node object containing the settings for the element
     * @param   string       $control_name  Control name
     *
     * @return  string
     */
    public function fetchElement($name, $value, &$node, $control_name) {
        $options = array();

        foreach ($node->children() as $option) {
            $val        = (string) $option->attributes()->value;
            $text       = (string) $option;
            $options[]  = JHtml::_('select.option', $val, $text);
        }

        $attribs = array();

        // pattern data attribute for editable select input box
        if ((string) $node->attributes()->parent) {
            $prefix = preg_replace(array('#^params#', '#([^\w]+)#'), '', $control_name);

            $items = array();

            foreach(explode(';', (string) $node->attributes()->parent) as $item) {
                $items[] = $prefix . $item;
            }

            $attribs[] =  'data-parent="' . implode(';', $items) . '"';
        }

        $html = '';

        foreach($options as $option) {
          $k  	= $option->value;
          $id 	= $control_name . $name . $k;
          $text = JText::_($option->text);

          $selected = ((string) $k == (string) $value) ? 'checked="checked"' : '';

          $html .= '<label for="' . $control_name . $name . '" id="' . $control_name . $name . '-lbl" class="radio">';
          $html .= '  <input type="radio" name="' . $control_name . '[' . $name . ']' . '" id="' . $id . '" value="' . $k . '" ' . $selected . '/>';
          $html .= $text;
          $html .= '</label>';
        }

        return $html;

        //return JHtml::_('select.radiolist', $options, $control_name . '[' . $name . ']', implode(' ', $attribs), 'value', 'text', $value, $control_name . $name, true);
    }

}
