diff options
Diffstat (limited to 'system/helpers/path_helper.php')
| -rw-r--r-- | system/helpers/path_helper.php | 89 |
1 files changed, 50 insertions, 39 deletions
diff --git a/system/helpers/path_helper.php b/system/helpers/path_helper.php index 0ecb7ed3b..a8f782357 100644 --- a/system/helpers/path_helper.php +++ b/system/helpers/path_helper.php @@ -1,19 +1,42 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php /** * CodeIgniter * - * An open source application development framework for PHP 5.1.6 or newer + * An open source application development framework for PHP * - * @package CodeIgniter - * @author ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html - * @link http://codeigniter.com - * @since Version 1.0 + * This content is released under the MIT License (MIT) + * + * Copyright (c) 2019 - 2022, CodeIgniter Foundation + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + * + * @package CodeIgniter + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) + * @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/) + * @copyright Copyright (c) 2019 - 2022, CodeIgniter Foundation (https://codeigniter.com/) + * @license https://opensource.org/licenses/MIT MIT License + * @link https://codeigniter.com + * @since Version 1.0.0 * @filesource */ - -// ------------------------------------------------------------------------ +defined('BASEPATH') OR exit('No direct script access allowed'); /** * CodeIgniter Path Helpers @@ -21,52 +44,40 @@ * @package CodeIgniter * @subpackage Helpers * @category Helpers - * @author ExpressionEngine Dev Team - * @link http://codeigniter.com/user_guide/helpers/xml_helper.html + * @author EllisLab Dev Team + * @link https://codeigniter.com/userguide3/helpers/path_helper.html */ // ------------------------------------------------------------------------ -/** - * Set Realpath - * - * @access public - * @param string - * @param bool checks to see if the path exists - * @return string - */ if ( ! function_exists('set_realpath')) { + /** + * Set Realpath + * + * @param string + * @param bool checks to see if the path exists + * @return string + */ function set_realpath($path, $check_existance = FALSE) { - // Security check to make sure the path is NOT a URL. No remote file inclusion! - if (preg_match("#^(http:\/\/|https:\/\/|www\.|ftp|[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3})#i", $path)) + // Security check to make sure the path is NOT a URL. No remote file inclusion! + if (preg_match('#^(http:\/\/|https:\/\/|www\.|ftp|php:\/\/)#i', $path) OR filter_var($path, FILTER_VALIDATE_IP) === $path) { show_error('The path you submitted must be a local server path, not a URL'); } // Resolve the path - if (function_exists('realpath') AND @realpath($path) !== FALSE) + if (realpath($path) !== FALSE) { - $path = realpath($path).'/'; + $path = realpath($path); } - - // Add a trailing slash - $path = preg_replace("#([^/])/*$#", "\\1/", $path); - - // Make sure the path exists - if ($check_existance == TRUE) + elseif ($check_existance && ! is_dir($path) && ! is_file($path)) { - if ( ! is_dir($path)) - { - show_error('Not a valid path: '.$path); - } + show_error('Not a valid path: '.$path); } - return $path; + // Add a trailing slash, if this is a directory + return is_dir($path) ? rtrim($path, DIRECTORY_SEPARATOR).DIRECTORY_SEPARATOR : $path; } } - - -/* End of file path_helper.php */ -/* Location: ./system/helpers/path_helper.php */
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