[Sommaire] [Imprimer]

   1  <?php
   2  /**
   3   * Smarty plugin
   4   * @package Smarty
   5   * @subpackage plugins
   6   */
   7  
   8  
   9  /**
  10   * Smarty {html_options} function plugin
  11   *
  12   * Type:     function<br>
  13   * Name:     html_options<br>
  14   * Input:<br>
  15   *           - name       (optional) - string default "select"
  16   *           - values     (required if no options supplied) - array
  17   *           - options    (required if no values supplied) - associative array
  18   *           - selected   (optional) - string default not set
  19   *           - output     (required if not options supplied) - array
  20   * Purpose:  Prints the list of <option> tags generated from
  21   *           the passed parameters
  22   * @link http://smarty.php.net/manual/en/language.function.html.options.php {html_image}
  23   *      (Smarty online manual)
  24   * @author Monte Ohrt <monte at ohrt dot com>
  25   * @param array
  26   * @param Smarty
  27   * @return string
  28   * @uses smarty_function_escape_special_chars()
  29   */
  30  function smarty_function_html_options($params, &$smarty)
  31  {
  32      require_once $smarty->_get_plugin_filepath('shared','escape_special_chars');
  33      
  34      $name = null;
  35      $values = null;
  36      $options = null;
  37      $selected = array();
  38      $output = null;
  39      
  40      $extra = '';
  41      
  42      foreach($params as $_key => $_val) {
  43          switch($_key) {
  44              case 'name':
  45                  $$_key = (string)$_val;
  46                  break;
  47              
  48              case 'options':
  49                  $$_key = (array)$_val;
  50                  break;
  51                  
  52              case 'values':
  53              case 'output':
  54                  $$_key = array_values((array)$_val);
  55                  break;
  56  
  57              case 'selected':
  58                  $$_key = array_map('strval', array_values((array)$_val));
  59                  break;
  60                  
  61              default:
  62                  if(!is_array($_val)) {
  63                      $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
  64                  } else {
  65                      $smarty->trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
  66                  }
  67                  break;
  68          }
  69      }
  70  
  71      if (!isset($options) && !isset($values))
  72          return ''; /* raise error here? */
  73  
  74      $_html_result = '';
  75  
  76      if (isset($options)) {
  77          
  78          foreach ($options as $_key=>$_val)
  79              $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
  80  
  81      } else {
  82          
  83          foreach ($values as $_i=>$_key) {
  84              $_val = isset($output[$_i]) ? $output[$_i] : '';
  85              $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
  86          }
  87  
  88      }
  89  
  90      if(!empty($name)) {
  91          $_html_result = '<select name="' . $name . '"' . $extra . '>' . "\n" . $_html_result . '</select>' . "\n";
  92      }
  93  
  94      return $_html_result;
  95  
  96  }
  97  
  98  function smarty_function_html_options_optoutput($key, $value, $selected) {
  99      if(!is_array($value)) {
 100          $_html_result = '<option label="' . smarty_function_escape_special_chars($value) . '" value="' .
 101              smarty_function_escape_special_chars($key) . '"';
 102          if (in_array((string)$key, $selected))
 103              $_html_result .= ' selected="selected"';
 104          $_html_result .= '>' . smarty_function_escape_special_chars($value) . '</option>' . "\n";
 105      } else {
 106          $_html_result = smarty_function_html_options_optgroup($key, $value, $selected);
 107      }
 108      return $_html_result;
 109  }
 110  
 111  function smarty_function_html_options_optgroup($key, $values, $selected) {
 112      $optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n";
 113      foreach ($values as $key => $value) {
 114          $optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected);
 115      }
 116      $optgroup_html .= "</optgroup>\n";
 117      return $optgroup_html;
 118  }
 119  
 120  /* vim: set expandtab: */
 121  
 122  ?>