<?php

/**

 * Smarty plugin

 * @package Smarty

 * @subpackage plugins

 */

/**

 * determines if a resource is secure or not.

 *

 * @param string $resource_type

 * @param string $resource_name

 * @return boolean

 */

//  $resource_type, $resource_name

function smarty_core_is_secure($params, &$smarty)

{

    if (!$smarty->security || $smarty->security_settings['INCLUDE_ANY']) {

        return true;

    }

    if ($params['resource_type'] == 'file') {

        $_rp = realpath($params['resource_name']);

        if (isset($params['resource_base_path'])) {

            foreach ((array)$params['resource_base_path'] as $curr_dir) {

                if ( ($_cd = realpath($curr_dir)) !== false &&

                     strncmp($_rp, $_cd, strlen($_cd)) == 0 &&

                     substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR ) {

                    return true;

                }

            }

        }

        if (!empty($smarty->secure_dir)) {

            foreach ((array)$smarty->secure_dir as $curr_dir) {

                if ( ($_cd = realpath($curr_dir)) !== false) {

                    if($_cd == $_rp) {

                        return true;

                    } elseif (strncmp($_rp, $_cd, strlen($_cd)) == 0 &&

                        substr($_rp, strlen($_cd), 1) == DIRECTORY_SEPARATOR) {

                        return true;

                    }

                }

            }

        }

    } else {

        // resource is not on local file system

        return call_user_func_array(

            $smarty->_plugins['resource'][$params['resource_type']][0][2],

            array($params['resource_name'], &$smarty));

    }

    return false;

}

/* vim: set expandtab: */

?>