Location: PHPKode > projects > Pieforms > pieforms-php5-0.2.2/src/pieform/elements/radio.php
<?php
/**
 * This program is part of Pieforms
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 *
 * @package    pieform
 * @subpackage element
 * @author     Nigel McNie <hide@address.com>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
 * @copyright  (C) 2006 Catalyst IT Ltd http://catalyst.net.nz
 *
 */

/**
 * Renders a set of radio buttons for a form
 *
 * @param array    $element The element to render
 * @param Pieform  $form    The form to render the element for
 * @return string           The HTML for the element
 */
function pieform_element_radio(Pieform $form, $element) {
    if (!isset($element['options']) || !is_array($element['options']) || count($element['options']) < 1) {
        throw new PieformException('Radio elements should have at least one option');
    }
    
    $result = '';
    $form_value = $form->get_value($element);
    $id = $element['id'];

    $separator = "\n";
    if (isset($element['separator'])) {
        $separator = $element['separator'] . $separator;
    }

    foreach ($element['options'] as $value => $text) {
        $uid = $id . substr(md5(microtime()), 0, 4);
        $element['id'] = $uid;
        $result .= '<input type="radio"'
            . $form->element_attributes($element)
            . ' value="' . Pieform::hsc($value) . '"'
            . (($form_value == $value) ? ' checked="checked"' : '')
            . '> <label for="' . $form->get_name() . '_' . $uid . '">' . Pieform::hsc($text) . "</label>$separator";
    }
    $result = substr($result, 0, -strlen($separator));
    
    return $result;
}

function pieform_element_radio_set_attributes($element) {
    $element['nolabel'] = true;
    $element['rules']['validateoptions'] = true;
    return $element;
}

?>
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