File lass/smarty/plugins/function.html

  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: ?>
123:
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