134 lines
3.0 KiB
PHP
134 lines
3.0 KiB
PHP
<?php
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/**
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* @package Joomla.JEDChecker
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*
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* @copyright Copyright (C) 2017 - 2022 Open Source Matters, Inc. All rights reserved.
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* Copyright (C) 2008 - 2016 compojoom.com . All rights reserved.
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* @author Daniel Dimitrov <daniel@compojoom.com>
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* 02.06.12
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*
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die('Restricted access');
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use Joomla\CMS\Filesystem\Folder;
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use Joomla\CMS\Language\Text;
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// Include the rule base class
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require_once JPATH_COMPONENT_ADMINISTRATOR . '/models/rule.php';
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// Include the helper class
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require_once JPATH_COMPONENT_ADMINISTRATOR . '/libraries/helper.php';
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/**
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* class JedcheckerRulesEncoding
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*
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* This class checks if base64 encoding is used in the files
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*
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* @since 1.0
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*/
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class JedcheckerRulesEncoding extends JEDcheckerRule
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{
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/**
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* The formal ID of this rule. For example: SE1.
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*
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* @var string
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*/
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protected $id = 'encoding';
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/**
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* The title or caption of this rule.
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*
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* @var string
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*/
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protected $title = 'COM_JEDCHECKER_RULE_ENCODING';
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/**
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* The description of this rule.
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*
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* @var string
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*/
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protected $description = 'COM_JEDCHECKER_RULE_ENCODING_DESC';
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/**
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* The ordering value to sort rules in the menu.
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*
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* @var integer
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*/
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public static $ordering = 900;
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/**
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* Regular expression to look for encoding functions.
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*
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* @var string
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*/
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protected $encodingsRegex;
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/**
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* Initiates the file search and check
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*
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* @return void
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*/
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public function check()
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{
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// Get the functions to look for
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$encodings = explode(',', $this->params->get('encodings'));
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// Prepare regex
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foreach ($encodings as $i => $encoding)
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{
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$encodings[$i] = preg_quote(trim($encoding), '/');
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}
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$this->encodingsRegex = '/' . implode('|', $encodings) . '/i';
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// Find all php files of the extension
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$files = Folder::files($this->basedir, '\.php$', true, true);
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// Iterate through all files
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foreach ($files as $file)
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{
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// Try to find the base64 use in the file
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if ($this->find($file))
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{
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// The error has been added by the find() method
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}
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}
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}
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/**
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* Reads a file and searches for any encoding function defined in the params
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* Not a very clever way of doing this, but it should be fine for now
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*
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* @param string $file The path to the file
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*
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* @return boolean True if the statement was found, otherwise False.
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*/
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protected function find($file)
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{
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$content = file_get_contents($file);
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$origContent = JEDCheckerHelper::splitLines($content);
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// Exclude comments
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$content = JEDCheckerHelper::cleanPhpCode(
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$content,
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JEDCheckerHelper::CLEAN_HTML | JEDCheckerHelper::CLEAN_COMMENTS
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);
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$content = JEDCheckerHelper::splitLines($content);
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$found = false;
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foreach ($content as $i => $line)
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{
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if (preg_match($this->encodingsRegex, $line))
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{
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$found = true;
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$this->report->addWarning($file, Text::_('COM_JEDCHECKER_ERROR_ENCODING'), $i + 1, $origContent[$i]);
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}
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}
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return $found;
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}
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}
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