Файловый менеджер

Файловый менеджер - Редактировать - /home/lmsyaran/public_html/joomla5/libraries/fabrik/fabrik/fabrik/Helpers/Php.php

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<?php /** * @package Regular Labs Library * @version 22.10.1331 * * @author Peter van Westen <info@regularlabs.com> * @link http://regularlabs.com * @copyright Copyright © 2022 Regular Labs All Rights Reserved * @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL / /* * This is a derivative of the Php class from Peter van Weston at Regular Labs, * it is highly modified for Fabrik's needs but the underlying * architecture is copyright Peter van Westen. The following applies to * the derivations. * * @package Joomla * @subpackage Fabrik * @copyright Copyright (C) 2005-2020 Media A-Team, Inc. - All rights reserved. * @license GNU/GPL http://www.gnu.org/copyleft/gpl.html / namespace Fabrik\Helpers; use Joomla\CMS\Factory; use Joomla\CMS\Version; use Joomla\CMS\Document\Document; use Joomla\CMS\Filesystem\File; class Php { public static function Eval($params = []) { if (empty($params)) { return null; } if (array_key_exists('code', $params) === false) { / we must have some code to deal with / return null; } $params['className'] = self::getClassName($params); if (empty($params['className'])) { // Something went wrong! return true; } $result = null; ob_start(); $newClass = new $params['className']; $result = $newClass->doExecute($params['vars'] ?? [], $params['thisVars'] ?? []); $output = ob_get_contents(); ob_end_clean(); if (is_null($result) === false) { return $result; } return $output; } private static function createFunctionInMemory($string) { eval($string); } private static function generateClassContents($params) { $content = []; / Process the passed in variables / $init_variables = []; $thisVars = $params['thisVars'] ?? []; $vars = $params['vars'] ?? []; $privateThisVars = []; foreach(array_keys($thisVars) as $thisVarName) { $privateThisVars[] = 'private $'.$thisVarName.';'; } $initBasicVars = []; foreach(array_keys($vars) as $varName) { $initBasicVars[] = 'private $'.$varName.';'; } $useLines = []; / Check for complicated code structure / $codeTypes = ['preCode' => [], 'postCode' => []]; if (is_array($params['code']) === false) $params['code'] = ['preCode' => $params['code']]; / Split the code into seperate lines / foreach (array_keys($codeTypes) as $codeType) { if (empty($params['code'][$codeType])) continue; $codeTypes[$codeType] = array_map('trim', preg_split('/\r\n\|\r\|\n/', $params['code'][$codeType])); / Capture any use statements / foreach ($codeTypes[$codeType] as $idx => $codeLine) { if (strpos($codeLine, 'use ') === 0) { / Found one, while we are at it remove any double backslashes, these were recommended early on with F4 / $useLines[] = str_replace('\\\\', '\\', $codeLine); unset($codeTypes[$codeType][$idx]); } } } / Opening stuff / $content[] = 'defined(\'_JEXEC\') or die;'; / the use lines from the original source / $content = array_merge($content, $useLines); / Define the class / $content[] = 'class '.$params['className'].'{'; / Our new function / $content[] = 'function doExecute($vars, $thisVars) {'; / Insert any $thisVars setup / if (count($thisVars)) { $content = array_merge($content, [ 'foreach ($thisVars as $thisVarKey => &$thisVarValue) {', ' $this->{$thisVarKey} = &$thisVarValue;', '};' ]); } / Insert any regular var setup / if (count($vars)) { $content = array_merge($content, [ 'foreach ($vars as $varKey => &$varValue) {', ' ${$varKey} = &$varValue;', '};' ]); } / Now the actual code / $content = array_merge($content, $codeTypes['preCode']); if (!empty($params['code']['file'])) { $content[] = 'require_once("'.$params['code']['file'].'");'; } $content = array_merge($content, $codeTypes['postCode']); / In case the code left us out of php mode / $content[] = '?><?php'; / Close the doExecute function / $content[] = '}'; / And close off the class */ $content[] = "};"; $content = implode(PHP_EOL, $content); // Remove Zero Width spaces / (non-)joiners $content = str_replace( [ "\xE2\x80\x8B", "\xE2\x80\x8C", "\xE2\x80\x8D", ], '', $content ); return $content; } private static function getClassName(&$params) { $code = ''; if (is_array($params['code'])) { foreach ($params['code'] as $codeKey => $codePart) { $code .= $params['code'][$codeKey] ?? ''; } $md5 = md5($code); } else { $md5 = md5($params['code']); } $params['className'] = 'FabrikEvalClass_' . $md5; if (class_exists($params['className'])) { return $params['className']; } $contents = self::generateClassContents($params); self::createFunctionInMemory($contents); if (!class_exists($params['className'])) { // Something went wrong! return false; } return $params['className']; } }

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