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     $label_ids = false;

    52     $output = null;

    53     $extra = '';

    54 

    55     foreach($params as $_key => $_val) {

    56         switch($_key) {

    57             case 'name':

    58             case 'separator':

    59                 $$_key = (string)$_val;

    60                 break;

    61 

    62             case 'checked':

    63             case 'selected':

    64                 if(is_array($_val)) {

    65                     $smarty->trigger_error('html_radios: the "' . $_key . '" attribute cannot be an array', E_USER_WARNING);

    66                 } else {

    67                     $selected = (string)$_val;

    68                 }

    69                 break;

    70 

    71             case 'labels':

    72             case 'label_ids':

    73                 $$_key = (bool)$_val;

    74                 break;

    75 

    76             case 'options':

    77                 $$_key = (array)$_val;

    78                 break;

    79 

    80             case 'values':

    81             case 'output':

    82                 $$_key = array_values((array)$_val);

    83                 break;

    84 

    85             case 'radios':

    86                 $smarty->trigger_error('html_radios: the use of the "radios" attribute is deprecated, use "options" instead', E_USER_WARNING);

    87                 $options = (array)$_val;

    88                 break;

    89 

    90             case 'assign':

    91                 break;

    92 

    93             default:

    94                 if(!is_array($_val)) {

    95                     $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';

    96                 } else {

    97                     $smarty->trigger_error("html_radios: extra attribute '$_key' cannot be an array", E_USER_NOTICE);

    98                 }

    99                 break;

   100         }

   101     }

   102 

   103     if (!isset($options) && !isset($values))

   104         return ''; /* raise error here? */

   105 

   106     $_html_result = array();

   107 

   108     if (isset($options)) {

   109 

   110         foreach ($options as $_key=>$_val)

   111             $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels, $label_ids);

   112 

   113     } else {

   114 

   115         foreach ($values as $_i=>$_key) {

   116             $_val = isset($output[$_i]) ? $output[$_i] : '';

   117             $_html_result[] = smarty_function_html_radios_output($name, $_key, $_val, $selected, $extra, $separator, $labels, $label_ids);

   118         }

   119 

   120     }

   121 

   122     if(!empty($params['assign'])) {

   123         $smarty->assign($params['assign'], $_html_result);

   124     } else {

   125         return implode("\n",$_html_result);

   126     }

   127 

   128 }

   129 

   130 function smarty_function_html_radios_output($name, $value, $output, $selected, $extra, $separator, $labels, $label_ids) {

   131     $_output = '';

   132     if ($labels) {

   133       if($label_ids) {

   134           $_id = smarty_function_escape_special_chars(preg_replace('![^\w\-\.]!', '_', $name . '_' . $value));

   135           $_output .= '<label for="' . $_id . '">';

   136       } else {

   137           $_output .= '<label>';           

   138       }

   139    }

   140    $_output .= '<input type="radio" name="'

   141         . smarty_function_escape_special_chars($name) . '" value="'

   142         . smarty_function_escape_special_chars($value) . '"';

   143 

   144    if ($labels && $label_ids) $_output .= ' id="' . $_id . '"';

   145 

   146     if ((string)$value==$selected) {

   147         $_output .= ' checked="checked"';

   148     }

   149     $_output .= $extra . ' />' . $output;

   150     if ($labels) $_output .= '</label>';

   151     $_output .=  $separator;

   152 

   153     return $_output;

   154 }

   155 

   156 ?>