<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */
/**
 * Smarty {eval} function plugin
 *
 * Type:     function<br>
 * Name:     eval<br>
 * Purpose:  evaluate a template variable as a template<br>
 * @link http://smarty.php.net/manual/en/language.function.eval.php {eval}
 *       (Smarty online manual)
 * @author Monte Ohrt <monte at ohrt dot com>
 * @param array
 * @param Smarty
 */
function smarty_function_eval($params, &$smarty)
{
  if (!isset($params['var'])) {
    $smarty->trigger_error("eval: missing 'var' parameter");
    return;
  }
  if ($params['var'] == '') {
    return;
  }
  $smarty->_compile_source('evaluated template', $params['var'], $_var_compiled);
  ob_start();
  $smarty->_eval('?>' . $_var_compiled);
  $_contents = ob_get_contents();
  ob_end_clean();
  if (!empty($params['assign'])) {
    $smarty->assign($params['assign'], $_contents);
  } else {
    return $_contents;
  }
}
/* vim: set expandtab: */
?>
