<?php 
/** 
 * Smarty plugin 
 * 
 * @package    Smarty 
 * @subpackage PluginsFunction 
 */ 
 
/** 
 * Smarty {html_radios} function plugin 
 * File:       function.html_radios.php<br> 
 * Type:       function<br> 
 * Name:       html_radios<br> 
 * Date:       24.Feb.2003<br> 
 * Purpose:    Prints out a list of radio input types<br> 
 * Params: 
 * <pre> 
 * - name       (optional) - string default "radio" 
 * - values     (required) - array 
 * - options    (required) - associative array 
 * - checked    (optional) - array default not set 
 * - separator  (optional) - ie <br> or   
 * - output     (optional) - the output next to each radio button 
 * - assign     (optional) - assign the output as an array to this variable 
 * - escape     (optional) - escape the content (not value), defaults to true 
 * </pre> 
 * Examples: 
 * <pre> 
 * {html_radios values=$ids output=$names} 
 * {html_radios values=$ids name='box' separator='<br>' output=$names} 
 * {html_radios values=$ids checked=$checked separator='<br>' output=$names} 
 * </pre> 
 * 
 * @link    http://smarty.php.net/manual/en/language.function.html.radios.php {html_radios} 
 *          (Smarty online manual) 
 * @author  Christopher Kvarme <[email protected]> 
 * @author  credits to Monte Ohrt <monte at ohrt dot com> 
 * @version 1.0 
 * 
 * @param array                    $params   parameters 
 * @param Smarty_Internal_Template $template template object 
 * 
 * @return string 
 * @uses    smarty_function_escape_special_chars() 
 */ 
function smarty_function_html_radios($params, $template) 
{ 
    require_once(SMARTY_PLUGINS_DIR . 'shared.escape_special_chars.php'); 
 
    $name = 'radio'; 
    $values = null; 
    $options = null; 
    $selected = null; 
    $separator = ''; 
    $escape = true; 
    $labels = true; 
    $label_ids = false; 
    $output = null; 
    $extra = ''; 
 
    foreach ($params as $_key => $_val) { 
        switch ($_key) { 
            case 'name': 
            case 'separator': 
                $$_key = (string) $_val; 
                break; 
 
            case 'checked': 
            case 'selected': 
                if (is_array($_val)) { 
                    trigger_error('html_radios: the "' . $_key . '" attribute cannot be an array', E_USER_WARNING); 
                } elseif (is_object($_val)) { 
                    if (method_exists($_val, "__toString")) { 
                        $selected = smarty_function_escape_special_chars((string) $_val->__toString()); 
                    } else { 
                        trigger_error("html_radios: selected attribute is an object of class '" . get_class($_val) . "' without __toString() method", E_USER_NOTICE); 
                    } 
                } else { 
                    $selected = (string) $_val; 
                } 
                break; 
 
            case 'escape': 
            case 'labels': 
            case 'label_ids': 
                $$_key = (bool) $_val; 
                break; 
 
            case 'options': 
                $$_key = (array) $_val; 
                break; 
 
            case 'values': 
            case 'output': 
                $$_key = array_values((array) $_val); 
                break; 
 
            case 'radios': 
                trigger_error('html_radios: the use of the "radios" attribute is deprecated, use "options" instead', E_USER_WARNING); 
                $options = (array) $_val; 
                break; 
 
            case 'assign': 
                break; 
 
            case 'strict': 
                break; 
 
            case 'disabled': 
            case 'readonly': 
                if (!empty($params['strict'])) { 
                    if (!is_scalar($_val)) { 
                        trigger_error("html_options: $_key attribute must be a scalar, only boolean true or string '$_key' will actually add the attribute", E_USER_NOTICE); 
                    } 
 
                    if ($_val === true || $_val === $_key) { 
                        $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_key) . '"'; 
                    } 
 
                    break; 
                } 
            // omit break; to fall through! 
 
            default: 
                if (!is_array($_val)) { 
                    $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"'; 
                } else { 
                    trigger_error("html_radios: extra attribute '$_key' cannot be an array", E_USER_NOTICE); 
                } 
                break; 
        } 
    } 
 
    if (!isset($options) && !isset($values)) { 
        /* raise error here? */ 
 
        return ''; 
    } 
 
    $_html_result = array(); 
 
    if (isset($options)) { 
        foreach ($options as $_key => $_val) { 
            $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels, $label_ids, $escape); 
        } 
    } else { 
        foreach ($values as $_i => $_key) { 
            $_val = isset($output[$_i]) ? $output[$_i] : ''; 
            $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels, $label_ids, $escape); 
        } 
    } 
 
    if (!empty($params['assign'])) { 
        $template->assign($params['assign'], $_html_result); 
    } else { 
        return implode("\n", $_html_result); 
    } 
} 
 
function smarty_function_html_radios_output($name, $value, $output, $selected, $extra, $separator, $labels, $label_ids, $escape) 
{ 
    $_output = ''; 
 
    if (is_object($value)) { 
        if (method_exists($value, "__toString")) { 
            $value = (string) $value->__toString(); 
        } else { 
            trigger_error("html_options: value is an object of class '" . get_class($value) . "' without __toString() method", E_USER_NOTICE); 
 
            return ''; 
        } 
    } else { 
        $value = (string) $value; 
    } 
 
    if (is_object($output)) { 
        if (method_exists($output, "__toString")) { 
            $output = (string) $output->__toString(); 
        } else { 
            trigger_error("html_options: output is an object of class '" . get_class($output) . "' without __toString() method", E_USER_NOTICE); 
 
            return ''; 
        } 
    } else { 
        $output = (string) $output; 
    } 
 
    if ($labels) { 
        if ($label_ids) { 
            $_id = smarty_function_escape_special_chars(preg_replace('![^\w\-\.]!' . Smarty::$_UTF8_MODIFIER, '_', $name . '_' . $value)); 
            $_output .= '<label for="' . $_id . '">'; 
        } else { 
            $_output .= '<label>'; 
        } 
    } 
 
    $name = smarty_function_escape_special_chars($name); 
    $value = smarty_function_escape_special_chars($value); 
    if ($escape) { 
        $output = smarty_function_escape_special_chars($output); 
    } 
 
    $_output .= '<input type="radio" name="' . $name . '" value="' . $value . '"'; 
 
    if ($labels && $label_ids) { 
        $_output .= ' id="' . $_id . '"'; 
    } 
 
    if ($value === $selected) { 
        $_output .= ' checked="checked"'; 
    } 
 
    $_output .= $extra . ' />' . $output; 
    if ($labels) { 
        $_output .= '</label>'; 
    } 
 
    $_output .= $separator; 
 
    return $_output; 
} 
 
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