diff options
Diffstat (limited to 'system/core/Common.php')
| -rw-r--r-- | system/core/Common.php | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/system/core/Common.php b/system/core/Common.php index ce324a1cc..2712df0e4 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -6,7 +6,7 @@ * * This content is released under the MIT License (MIT) * - * Copyright (c) 2014 - 2015, British Columbia Institute of Technology + * Copyright (c) 2014 - 2017, British Columbia Institute of Technology * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -28,10 +28,10 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/) - * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/) + * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) + * @copyright Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) * @license http://opensource.org/licenses/MIT MIT License - * @link http://codeigniter.com + * @link https://codeigniter.com * @since Version 1.0.0 * @filesource */ @@ -46,7 +46,7 @@ defined('BASEPATH') OR exit('No direct script access allowed'); * @subpackage CodeIgniter * @category Common Functions * @author EllisLab Dev Team - * @link http://codeigniter.com/user_guide/ + * @link https://codeigniter.com/user_guide/ */ // ------------------------------------------------------------------------ @@ -81,8 +81,7 @@ if ( ! function_exists('is_really_writable')) * Tests for file writability * * is_writable() returns TRUE on Windows servers when you really can't write to - * the file, based on the read-only attribute. is_writable() is also unreliable - * on Unix servers if safe_mode is on. + * the file, based on the read-only attribute. * * @link https://bugs.php.net/bug.php?id=54709 * @param string @@ -90,8 +89,8 @@ if ( ! function_exists('is_really_writable')) */ function is_really_writable($file) { - // If we're on a Unix server with safe_mode off we call is_writable - if (DIRECTORY_SEPARATOR === '/' && (is_php('5.4') OR ! ini_get('safe_mode'))) + // If we're on a UNIX-like server, just is_writable() + if (DIRECTORY_SEPARATOR === '/') { return is_writable($file); } @@ -355,7 +354,7 @@ if ( ! function_exists('is_https')) { return TRUE; } - elseif (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https') + elseif (isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && strtolower($_SERVER['HTTP_X_FORWARDED_PROTO']) === 'https') { return TRUE; } @@ -544,13 +543,18 @@ if ( ! function_exists('set_status_header')) 416 => 'Requested Range Not Satisfiable', 417 => 'Expectation Failed', 422 => 'Unprocessable Entity', + 426 => 'Upgrade Required', + 428 => 'Precondition Required', + 429 => 'Too Many Requests', + 431 => 'Request Header Fields Too Large', 500 => 'Internal Server Error', 501 => 'Not Implemented', 502 => 'Bad Gateway', 503 => 'Service Unavailable', 504 => 'Gateway Timeout', - 505 => 'HTTP Version Not Supported' + 505 => 'HTTP Version Not Supported', + 511 => 'Network Authentication Required', ); if (isset($stati[$code])) @@ -598,7 +602,7 @@ if ( ! function_exists('_error_handler')) */ function _error_handler($severity, $message, $filepath, $line) { - $is_error = (((E_ERROR | E_COMPILE_ERROR | E_CORE_ERROR | E_USER_ERROR) & $severity) === $severity); + $is_error = (((E_ERROR | E_PARSE | E_COMPILE_ERROR | E_CORE_ERROR | E_USER_ERROR) & $severity) === $severity); // When an error occurred, set the status header to '500 Internal Server Error' // to indicate to the client something went wrong. @@ -656,6 +660,7 @@ if ( ! function_exists('_exception_handler')) $_error =& load_class('Exceptions', 'core'); $_error->log_exception('error', 'Exception: '.$exception->getMessage(), $exception->getFile(), $exception->getLine()); + is_cli() OR set_status_header(500); // Should we display the error? if (str_ireplace(array('off', 'none', 'no', 'false', 'null'), '', ini_get('display_errors'))) { @@ -677,7 +682,7 @@ if ( ! function_exists('_shutdown_handler')) * of CodeIgniter.php. The main reason we use this is to simulate * a complete custom exception handler. * - * E_STRICT is purposivly neglected because such events may have + * E_STRICT is purposively neglected because such events may have * been caught. Duplication or none? None is preferred for now. * * @link http://insomanic.me.uk/post/229851073/php-trick-catching-fatal-errors-e-error-with-a @@ -716,8 +721,8 @@ if ( ! function_exists('remove_invisible_characters')) // carriage return (dec 13) and horizontal tab (dec 09) if ($url_encoded) { - $non_displayables[] = '/%0[0-8bcef]/'; // url encoded 00-08, 11, 12, 14, 15 - $non_displayables[] = '/%1[0-9a-f]/'; // url encoded 16-31 + $non_displayables[] = '/%0[0-8bcef]/i'; // url encoded 00-08, 11, 12, 14, 15 + $non_displayables[] = '/%1[0-9a-f]/i'; // url encoded 16-31 } $non_displayables[] = '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'; // 00-08, 11, 12, 14-31, 127 @@ -752,7 +757,12 @@ if ( ! function_exists('html_escape')) if (is_array($var)) { - return array_map('html_escape', $var, array_fill(0, count($var), $double_encode)); + foreach (array_keys($var) as $key) + { + $var[$key] = html_escape($var[$key], $double_encode); + } + + return $var; } return htmlspecialchars($var, ENT_QUOTES, config_item('charset'), $double_encode); @@ -816,7 +826,7 @@ if ( ! function_exists('function_usable')) * terminate script execution if a disabled function is executed. * * The above described behavior turned out to be a bug in Suhosin, - * but even though a fix was commited for 0.9.34 on 2012-02-12, + * but even though a fix was committed for 0.9.34 on 2012-02-12, * that version is yet to be released. This function will therefore * be just temporary, but would probably be kept for a few years. * |