1 <?php

     2 /**

     3  * Smarty plugin

     4  *

     5  * @package    Smarty

     6  * @subpackage PluginsModifierCompiler

     7  */

     8 

     9 /**

    10  * Smarty default modifier plugin

    11  * Type:     modifier<br>

    12  * Name:     default<br>

    13  * Purpose:  designate default value for empty variables

    14  *

    15  * @link   http://www.smarty.net/manual/en/language.modifier.default.php default (Smarty online manual)

    16  * @author Uwe Tews

    17  *

    18  * @param array $params parameters

    19  *

    20  * @return string with compiled code

    21  */

    22 function smarty_modifiercompiler_default($params) {

    23     $output = $params[0];

    24     if (!isset($params[1])) {

    25         $params[1] = "''";

    26     }

    27 

    28     array_shift($params);

    29     foreach ($params as $param) {

    30         $output = '(($tmp = @' . $output . ')===null||$tmp===\'\' ? ' . $param . ' : $tmp)';

    31     }

    32 

    33     return $output;

    34 }