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libs/SMARTY/plugins/function.html_options.php 3.71 KB
42868d70   andryeyev   Создал GIT
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  <?php
  /**
   * Smarty plugin
   * @package Smarty
   * @subpackage plugins
   */
  
  
  /**
   * Smarty {html_options} function plugin
   *
   * Type:     function<br>
   * Name:     html_options<br>
   * Input:<br>
   *           - name       (optional) - string default "select"
   *           - values     (required if no options supplied) - array
   *           - options    (required if no values supplied) - associative array
   *           - selected   (optional) - string default not set
   *           - output     (required if not options supplied) - array
   * Purpose:  Prints the list of <option> tags generated from
   *           the passed parameters
   * @link http://smarty.php.net/manual/en/language.function.html.options.php {html_image}
   *      (Smarty online manual)
   * @author Monte Ohrt <monte at ohrt dot com>
   * @param array
   * @param Smarty
   * @return string
   * @uses smarty_function_escape_special_chars()
   */
  function smarty_function_html_options($params, &$smarty)
  {
      require_once $smarty->_get_plugin_filepath('shared','escape_special_chars');
      
      $name = null;
      $values = null;
      $options = null;
      $selected = array();
      $output = null;
      
      $extra = '';
      
      foreach($params as $_key => $_val) {
          switch($_key) {
              case 'name':
                  $$_key = (string)$_val;
                  break;
              
              case 'options':
                  $$_key = (array)$_val;
                  break;
                  
              case 'values':
              case 'output':
                  $$_key = array_values((array)$_val);
                  break;
  
              case 'selected':
                  $$_key = array_map('strval', array_values((array)$_val));
                  break;
                  
              default:
                  if(!is_array($_val)) {
                      $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
                  } else {
                      $smarty->trigger_error("html_options: extra attribute '$_key' cannot be an array", E_USER_NOTICE);
                  }
                  break;
          }
      }
  
      if (!isset($options) && !isset($values))
          return ''; /* raise error here? */
  
      $_html_result = '';
  
      if (isset($options)) {
          
          foreach ($options as $_key=>$_val)
              $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
  
      } else {
          
          foreach ($values as $_i=>$_key) {
              $_val = isset($output[$_i]) ? $output[$_i] : '';
              $_html_result .= smarty_function_html_options_optoutput($_key, $_val, $selected);
          }
  
      }
  
      if(!empty($name)) {
          $_html_result = '<select name="' . $name . '"' . $extra . '>' . "\n" . $_html_result . '</select>' . "\n";
      }
  
      return $_html_result;
  
  }
  
  function smarty_function_html_options_optoutput($key, $value, $selected) {
      if(!is_array($value)) {
          $_html_result = '<option label="' . smarty_function_escape_special_chars($value) . '" value="' .
              smarty_function_escape_special_chars($key) . '"';
          if (in_array((string)$key, $selected))
              $_html_result .= ' selected="selected"';
          $_html_result .= '>' . smarty_function_escape_special_chars($value) . '</option>' . "\n";
      } else {
          $_html_result = smarty_function_html_options_optgroup($key, $value, $selected);
      }
      return $_html_result;
  }
  
  function smarty_function_html_options_optgroup($key, $values, $selected) {
      $optgroup_html = '<optgroup label="' . smarty_function_escape_special_chars($key) . '">' . "\n";
      foreach ($values as $key => $value) {
          $optgroup_html .= smarty_function_html_options_optoutput($key, $value, $selected);
      }
      $optgroup_html .= "</optgroup>\n";
      return $optgroup_html;
  }
  
  /* vim: set expandtab: */
  
  ?>