lib/smarty/plugins/function.html_radios.php

   1 <?php
   2 /**
   3  * Smarty plugin
   4  * @package Smarty
   5  * @subpackage plugins
   6  */
   7
   8
   9 /**
  10  * Smarty {html_radios} function plugin
  11  *
  12  * File:       function.html_radios.php<br>
  13  * Type:       function<br>
  14  * Name:       html_radios<br>
  15  * Date:       24.Feb.2003<br>
  16  * Purpose:    Prints out a list of radio input types<br>
  17  * Input:<br>
  18  *           - name       (optional) - string default "radio"
  19  *           - values     (required) - array
  20  *           - options    (optional) - associative array
  21  *           - checked    (optional) - array default not set
  22  *           - separator  (optional) - ie <br> or &nbsp;
  23  *           - output     (optional) - the output next to each radio button
  24  *           - assign     (optional) - assign the output as an array to this variable
  25  * Examples:
  26  * <pre>
  27  * {html_radios values=$ids output=$names}
  28  * {html_radios values=$ids name='box' separator='<br>' output=$names}
  29  * {html_radios values=$ids checked=$checked separator='<br>' output=$names}
  30  * </pre>
  31  * @link http://smarty.php.net/manual/en/language.function.html.radios.php {html_radios}
  32  *      (Smarty online manual)
  33  * @author     Christopher Kvarme <christopher.kvarme@flashjab.com>
  34  * @author credits to Monte Ohrt <monte at ohrt dot com>
  35  * @version    1.0
  36  * @param array
  37  * @param Smarty
  38  * @return string
  39  * @uses smarty_function_escape_special_chars()
  40  */
  41 function smarty_function_html_radios($params, &$smarty)
  42 {
  43     require_once $smarty->_get_plugin_filepath('shared','escape_special_chars');
  44
  45     $name = 'radio';
  46     $values = null;
  47     $options = null;
  48     $selected = null;
  49     $separator = '';
  50     $labels = true;
  51     $output = null;
  52     $extra = '';
  53
  54     foreach($params as $_key => $_val) {
  55         switch($_key) {
  56             case 'name':
  57             case 'separator':
  58                 $$_key = (string)$_val;
  59                 break;
  60
  61             case 'checked':
  62             case 'selected':
  63                 if(is_array($_val)) {
  64                     $smarty->trigger_error('html_radios: the "' . $_key . '" attribute cannot be an array', E_USER_WARNING);
  65                 } else {
  66                     $selected = (string)$_val;
  67                 }
  68                 break;
  69
  70             case 'labels':
  71                 $$_key = (bool)$_val;
  72                 break;
  73
  74             case 'options':
  75                 $$_key = (array)$_val;
  76                 break;
  77
  78             case 'values':
  79             case 'output':
  80                 $$_key = array_values((array)$_val);
  81                 break;
  82
  83             case 'radios':
  84                 $smarty->trigger_error('html_radios: the use of the "radios" attribute is deprecated, use "options" instead', E_USER_WARNING);
  85                 $options = (array)$_val;
  86                 break;
  87
  88             case 'assign':
  89                 break;
  90
  91             default:
  92                 if(!is_array($_val)) {
  93                     $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
  94                 } else {
  95                     $smarty->trigger_error("html_radios: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
  96                 }
  97                 break;
  98         }
  99     }
 100
 101     if (!isset($options) && !isset($values))
 102         return ''; /* raise error here? */
 103
 104     $_html_result = array();
 105
 106     if (isset($options)) {
 107
 108         foreach ($options as $_key=>$_val)
 109             $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels);
 110
 111     } else {
 112
 113         foreach ($values as $_i=>$_key) {
 114             $_val = isset($output[$_i]) ? $output[$_i] : '';
 115             $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels);
 116         }
 117
 118     }
 119
 120     if(!empty($params['assign'])) {
 121         $smarty->assign($params['assign'], $_html_result);
 122     } else {
 123         return implode("\n",$_html_result);
 124     }
 125
 126 }
 127
 128 function smarty_function_html_radios_output($name, $value, $output, $selected, $extra, $separator, $labels) {
 129     $_output = '';
 130     if ($labels) {
 131       $_id = smarty_function_escape_special_chars($name . '_' . $value);
 132       $_output .= '<label for="' . $_id . '">';
 133    }
 134    $_output .= '<input type="radio" name="'
 135         . smarty_function_escape_special_chars($name) . '" value="'
 136         . smarty_function_escape_special_chars($value) . '"';
 137
 138    if ($labels) $_output .= ' id="' . $_id . '"';
 139
 140     if ($value==$selected) {
 141         $_output .= ' checked="checked"';
 142     }
 143     $_output .= $extra . ' />' . $output;
 144     if ($labels) $_output .= '</label>';
 145     $_output .=  $separator;
 146
 147     return $_output;
 148 }
 149
 150 ?>