<?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: */

?>