<?php
/**
 * 2014 - 2023 Watt Is It
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the MIT License X11
 * that is bundled with this package in the file LICENSE.md.
 * It is also available through the world-wide-web at this URL:
 * https://opensource.org/licenses/mit-license.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to contact@paygreen.fr so we can send you a copy immediately.
 *
 * @author    PayGreen <contact@paygreen.fr>
 * @copyright 2014 - 2023 Watt Is It
 * @license   https://opensource.org/licenses/mit-license.php MIT License X11
 * @version   1.3.7
 *
 */

/**
 * Smarty Method GetStreamVariable
 *
 * Smarty::getStreamVariable() method
 *
 * @package    Smarty
 * @subpackage PluginsInternal
 * @author     Uwe Tews
 */
class Smarty_Internal_Method_GetStreamVariable
{
    /**
     * Valid for all objects
     *
     * @var int
     */
    public $objMap = 7;

    /**
     * gets  a stream variable
     *
     * @api Smarty::getStreamVariable()
     *
     * @param \Smarty_Internal_Data|\Smarty_Internal_Template|\Smarty $data
     * @param string                                                  $variable the stream of the variable
     *
     * @return mixed
     * @throws \SmartyException
     */
    public function getStreamVariable(Smarty_Internal_Data $data, $variable)
    {
        $_result = '';
        $fp = fopen($variable, 'r+');
        if ($fp) {
            while (!feof($fp) && ($current_line = fgets($fp)) !== false) {
                $_result .= $current_line;
            }
            fclose($fp);
            return $_result;
        }
        $smarty = isset($data->smarty) ? $data->smarty : $data;
        if ($smarty->error_unassigned) {
            throw new SmartyException('Undefined stream variable "' . $variable . '"');
        } else {
            return null;
        }
    }
}
