diff options
| author | Phil Sturgeon <email@philsturgeon.co.uk> | 2012-03-04 20:45:14 +0100 |
|---|---|---|
| committer | Phil Sturgeon <email@philsturgeon.co.uk> | 2012-03-04 20:45:14 +0100 |
| commit | 0f2cb79b976086cb73140c25f4c568e865177426 (patch) | |
| tree | e67e0247e540ea8be6c7b37f627c4b13c0f0a586 /system/core | |
| parent | ef38f0a6d83025fbd99ace5ec60311acfe9121c4 (diff) | |
| parent | e30e400581a663045486985d0e75bc77631a2ef2 (diff) | |
Merged develop and fixed conflicts.
Diffstat (limited to 'system/core')
| -rwxr-xr-x | system/core/Benchmark.php | 25 | ||||
| -rwxr-xr-x | system/core/CodeIgniter.php | 46 | ||||
| -rw-r--r-- | system/core/Common.php | 155 | ||||
| -rwxr-xr-x | system/core/Config.php | 116 | ||||
| -rw-r--r-- | system/core/Controller.php | 20 | ||||
| -rwxr-xr-x | system/core/Exceptions.php | 83 | ||||
| -rwxr-xr-x | system/core/Hooks.php | 43 | ||||
| -rwxr-xr-x | system/core/Input.php | 166 | ||||
| -rwxr-xr-x | system/core/Lang.php | 30 | ||||
| -rw-r--r-- | system/core/Loader.php | 125 | ||||
| -rwxr-xr-x | system/core/Model.php | 23 | ||||
| -rwxr-xr-x | system/core/Output.php | 155 | ||||
| -rwxr-xr-x | system/core/Router.php | 109 | ||||
| -rwxr-xr-x | system/core/Security.php | 288 | ||||
| -rwxr-xr-x | system/core/URI.php | 191 | ||||
| -rw-r--r-- | system/core/Utf8.php | 55 |
16 files changed, 641 insertions, 989 deletions
diff --git a/system/core/Benchmark.php b/system/core/Benchmark.php index 0f3104079..f4dfd3dab 100755 --- a/system/core/Benchmark.php +++ b/system/core/Benchmark.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -15,10 +15,10 @@ * 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 * licensing@ellislab.com so we can send you a copy immediately. - * + * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -46,7 +46,7 @@ class CI_Benchmark { * * @var array */ - var $marker = array(); + public $marker = array(); // -------------------------------------------------------------------- @@ -56,11 +56,10 @@ class CI_Benchmark { * Multiple calls to this function can be made so that several * execution points can be timed * - * @access public * @param string $name name of the marker * @return void */ - function mark($name) + public function mark($name) { $this->marker[$name] = microtime(); } @@ -75,13 +74,12 @@ class CI_Benchmark { * execution time to be shown in a template. The output class will * swap the real value for this variable. * - * @access public * @param string a particular marked point * @param string a particular marked point * @param integer the number of decimal places * @return mixed */ - function elapsed_time($point1 = '', $point2 = '', $decimals = 4) + public function elapsed_time($point1 = '', $point2 = '', $decimals = 4) { if ($point1 == '') { @@ -114,17 +112,14 @@ class CI_Benchmark { * without the memory being calculated until the end. * The output class will swap the real value for this variable. * - * @access public * @return string */ - function memory_usage() + public function memory_usage() { return '{memory_usage}'; } } -// END CI_Benchmark class - /* End of file Benchmark.php */ -/* Location: ./system/core/Benchmark.php */
\ No newline at end of file +/* Location: ./system/core/Benchmark.php */ diff --git a/system/core/CodeIgniter.php b/system/core/CodeIgniter.php index 97527e5ca..7af3c485d 100755 --- a/system/core/CodeIgniter.php +++ b/system/core/CodeIgniter.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -59,7 +59,7 @@ * Load the framework constants * ------------------------------------------------------ */ - if (defined('ENVIRONMENT') AND file_exists(APPPATH.'config/'.ENVIRONMENT.'/constants.php')) + if (defined('ENVIRONMENT') && file_exists(APPPATH.'config/'.ENVIRONMENT.'/constants.php')) { require(APPPATH.'config/'.ENVIRONMENT.'/constants.php'); } @@ -91,12 +91,12 @@ * "libraries" folder. Since CI allows config items to be * overriden via data set in the main index. php file, * before proceeding we need to know if a subclass_prefix - * override exists. If so, we will set this value now, + * override exists. If so, we will set this value now, * before any classes are loaded * Note: Since the config file data is cached it doesn't * hurt to load it here. */ - if (isset($assign_to_config['subclass_prefix']) AND $assign_to_config['subclass_prefix'] != '') + if (isset($assign_to_config['subclass_prefix']) && $assign_to_config['subclass_prefix'] != '') { get_config(array('subclass_prefix' => $assign_to_config['subclass_prefix'])); } @@ -106,13 +106,10 @@ * Set a liberal script execution time limit * ------------------------------------------------------ */ - if (function_exists("set_time_limit") AND @ini_get("safe_mode") == 0) + if (function_exists('set_time_limit') && @ini_get('safe_mode') == 0 + && php_sapi_name() !== 'cli') // Do not override the Time Limit value if running from Command Line { - // Do not override the Time Limit value if running from Command Line - if(php_sapi_name() != 'cli') - { - @set_time_limit(300); - } + @set_time_limit(300); } /* @@ -162,7 +159,6 @@ * after the Config class is instantiated. * */ - $UNI =& load_class('Utf8', 'core'); /* @@ -195,15 +191,13 @@ /* * ------------------------------------------------------ - * Is there a valid cache file? If so, we're done... + * Is there a valid cache file? If so, we're done... * ------------------------------------------------------ */ - if ($EXT->_call_hook('cache_override') === FALSE) + if ($EXT->_call_hook('cache_override') === FALSE + && $OUT->_display_cache($CFG, $URI) == TRUE) { - if ($OUT->_display_cache($CFG, $URI) == TRUE) - { - exit; - } + exit; } /* @@ -273,13 +267,13 @@ $method = $RTR->fetch_method(); if ( ! class_exists($class) - OR strncmp($method, '_', 1) == 0 + OR strpos($method, '_') === 0 OR in_array(strtolower($method), array_map('strtolower', get_class_methods('CI_Controller'))) ) { if ( ! empty($RTR->routes['404_override'])) { - $x = explode('/', $RTR->routes['404_override']); + $x = explode('/', $RTR->routes['404_override'], 2); $class = $x[0]; $method = (isset($x[1]) ? $x[1] : 'index'); if ( ! class_exists($class)) @@ -341,7 +335,7 @@ // Check and see if we are using a 404 override and use it. if ( ! empty($RTR->routes['404_override'])) { - $x = explode('/', $RTR->routes['404_override']); + $x = explode('/', $RTR->routes['404_override'], 2); $class = $x[0]; $method = (isset($x[1]) ? $x[1] : 'index'); if ( ! class_exists($class)) @@ -367,7 +361,6 @@ call_user_func_array(array(&$CI, $method), array_slice($URI->rsegments, 2)); } - // Mark a benchmark end point $BM->mark('controller_execution_time_( '.$class.' / '.$method.' )_end'); @@ -400,11 +393,10 @@ * Close the DB connection if one exists * ------------------------------------------------------ */ - if (class_exists('CI_DB') AND isset($CI->db)) + if (class_exists('CI_DB') && isset($CI->db)) { $CI->db->close(); } - /* End of file CodeIgniter.php */ -/* Location: ./system/core/CodeIgniter.php */
\ No newline at end of file +/* Location: ./system/core/CodeIgniter.php */ diff --git a/system/core/Common.php b/system/core/Common.php index b0921fe0c..491979350 100644 --- a/system/core/Common.php +++ b/system/core/Common.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -56,7 +56,7 @@ if ( ! function_exists('is_php')) function is_php($version = '5.0.0') { static $_is_php; - $version = (string)$version; + $version = (string) $version; if ( ! isset($_is_php[$version])) { @@ -73,10 +73,10 @@ if ( ! function_exists('is_php')) * Tests for file writability * * is_writable() returns TRUE on Windows servers when you really can't write to - * the file, based on the read-only attribute. is_writable() is also unreliable + * the file, based on the read-only attribute. is_writable() is also unreliable * on Unix servers if safe_mode is on. * - * @access private + * @access public * @return void */ if ( ! function_exists('is_really_writable')) @@ -84,17 +84,17 @@ if ( ! function_exists('is_really_writable')) function is_really_writable($file) { // If we're on a Unix server with safe_mode off we call is_writable - if (DIRECTORY_SEPARATOR == '/' AND @ini_get("safe_mode") == FALSE) + if (DIRECTORY_SEPARATOR === '/' && (bool) @ini_get('safe_mode') === FALSE) { return is_writable($file); } - // For windows servers and safe_mode "on" installations we'll actually - // write a file then read it. Bah... + /* For Windows servers and safe_mode "on" installations we'll actually + * write a file then read it. Bah... + */ if (is_dir($file)) { $file = rtrim($file, '/').'/'.md5(mt_rand(1,100).mt_rand(1,100)); - if (($fp = @fopen($file, FOPEN_WRITE_CREATE)) === FALSE) { return FALSE; @@ -120,7 +120,7 @@ if ( ! function_exists('is_really_writable')) /** * Class registry * -* This function acts as a singleton. If the requested class does not +* This function acts as a singleton. If the requested class does not * exist it is instantiated and set to a static variable. If it has * previously been instantiated the variable is returned. * @@ -136,7 +136,7 @@ if ( ! function_exists('load_class')) { static $_classes = array(); - // Does the class exist? If so, we're done... + // Does the class exist? If so, we're done... if (isset($_classes[$class])) { return $_classes[$class]; @@ -161,7 +161,7 @@ if ( ! function_exists('load_class')) } } - // Is the request a class extension? If so we load it too + // Is the request a class extension? If so we load it too if (file_exists(APPPATH.$directory.'/'.config_item('subclass_prefix').$class.'.php')) { $name = config_item('subclass_prefix').$class; @@ -177,6 +177,7 @@ if ( ! function_exists('load_class')) { // Note: We use exit() rather then show_error() in order to avoid a // self-referencing loop with the Excptions class + set_status_header(503); exit('Unable to locate the specified class: '.$class.'.php'); } @@ -191,7 +192,7 @@ if ( ! function_exists('load_class')) // -------------------------------------------------------------------- /** -* Keeps track of which libraries have been loaded. This function is +* Keeps track of which libraries have been loaded. This function is * called by the load_class() function above * * @access public @@ -199,7 +200,7 @@ if ( ! function_exists('load_class')) */ if ( ! function_exists('is_loaded')) { - function is_loaded($class = '') + function &is_loaded($class = '') { static $_is_loaded = array(); @@ -243,6 +244,7 @@ if ( ! function_exists('get_config')) // Fetch the config file if ( ! file_exists($file_path)) { + set_status_header(503); exit('The configuration file does not exist.'); } @@ -251,6 +253,7 @@ if ( ! function_exists('get_config')) // Does the $config array exist in the file? if ( ! isset($config) OR ! is_array($config)) { + set_status_header(503); exit('Your config file does not appear to be formatted correctly.'); } @@ -387,76 +390,76 @@ if ( ! function_exists('set_status_header')) function set_status_header($code = 200, $text = '') { $stati = array( - 200 => 'OK', - 201 => 'Created', - 202 => 'Accepted', - 203 => 'Non-Authoritative Information', - 204 => 'No Content', - 205 => 'Reset Content', - 206 => 'Partial Content', - - 300 => 'Multiple Choices', - 301 => 'Moved Permanently', - 302 => 'Found', - 304 => 'Not Modified', - 305 => 'Use Proxy', - 307 => 'Temporary Redirect', - - 400 => 'Bad Request', - 401 => 'Unauthorized', - 403 => 'Forbidden', - 404 => 'Not Found', - 405 => 'Method Not Allowed', - 406 => 'Not Acceptable', - 407 => 'Proxy Authentication Required', - 408 => 'Request Timeout', - 409 => 'Conflict', - 410 => 'Gone', - 411 => 'Length Required', - 412 => 'Precondition Failed', - 413 => 'Request Entity Too Large', - 414 => 'Request-URI Too Long', - 415 => 'Unsupported Media Type', - 416 => 'Requested Range Not Satisfiable', - 417 => 'Expectation Failed', - 422 => 'Unprocessable Entity', - - 500 => 'Internal Server Error', - 501 => 'Not Implemented', - 502 => 'Bad Gateway', - 503 => 'Service Unavailable', - 504 => 'Gateway Timeout', - 505 => 'HTTP Version Not Supported' - ); + 200 => 'OK', + 201 => 'Created', + 202 => 'Accepted', + 203 => 'Non-Authoritative Information', + 204 => 'No Content', + 205 => 'Reset Content', + 206 => 'Partial Content', + + 300 => 'Multiple Choices', + 301 => 'Moved Permanently', + 302 => 'Found', + 304 => 'Not Modified', + 305 => 'Use Proxy', + 307 => 'Temporary Redirect', + + 400 => 'Bad Request', + 401 => 'Unauthorized', + 403 => 'Forbidden', + 404 => 'Not Found', + 405 => 'Method Not Allowed', + 406 => 'Not Acceptable', + 407 => 'Proxy Authentication Required', + 408 => 'Request Timeout', + 409 => 'Conflict', + 410 => 'Gone', + 411 => 'Length Required', + 412 => 'Precondition Failed', + 413 => 'Request Entity Too Large', + 414 => 'Request-URI Too Long', + 415 => 'Unsupported Media Type', + 416 => 'Requested Range Not Satisfiable', + 417 => 'Expectation Failed', + 422 => 'Unprocessable Entity', + + 500 => 'Internal Server Error', + 501 => 'Not Implemented', + 502 => 'Bad Gateway', + 503 => 'Service Unavailable', + 504 => 'Gateway Timeout', + 505 => 'HTTP Version Not Supported' + ); if ($code == '' OR ! is_numeric($code)) { show_error('Status codes must be numeric', 500); } - if (isset($stati[$code]) AND $text == '') + if (isset($stati[$code]) && $text == '') { $text = $stati[$code]; } if ($text == '') { - show_error('No status text available. Please check your status code number or supply your own message text.', 500); + show_error('No status text available. Please check your status code number or supply your own message text.', 500); } - $server_protocol = (isset($_SERVER['SERVER_PROTOCOL'])) ? $_SERVER['SERVER_PROTOCOL'] : FALSE; + $server_protocol = isset($_SERVER['SERVER_PROTOCOL']) ? $_SERVER['SERVER_PROTOCOL'] : FALSE; - if (substr(php_sapi_name(), 0, 3) == 'cgi') + if (strpos(php_sapi_name(), 'cgi') === 0) { - header("Status: {$code} {$text}", TRUE); + header('Status: '.$code.' '.$text, TRUE); } - elseif ($server_protocol == 'HTTP/1.1' OR $server_protocol == 'HTTP/1.0') + elseif ($server_protocol === 'HTTP/1.0') { - header($server_protocol." {$code} {$text}", TRUE, $code); + header('HTTP/1.0 '.$code.' '.$text, TRUE, $code); } else { - header("HTTP/1.1 {$code} {$text}", TRUE, $code); + header('HTTP/1.1 '.$code.' '.$text, TRUE, $code); } } } @@ -527,16 +530,15 @@ if ( ! function_exists('remove_invisible_characters')) function remove_invisible_characters($str, $url_encoded = TRUE) { $non_displayables = array(); - - // every control character except newline (dec 10) - // carriage return (dec 13), and horizontal tab (dec 09) - + + // every control character except newline (dec 10), + // carriage return (dec 13) and horizontal tab (dec 09) if ($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 } - + $non_displayables[] = '/[\x00-\x08\x0B\x0C\x0E-\x1F\x7F]+/S'; // 00-08, 11, 12, 14-31, 127 do @@ -562,16 +564,11 @@ if ( ! function_exists('html_escape')) { function html_escape($var) { - if (is_array($var)) - { - return array_map('html_escape', $var); - } - else - { - return htmlspecialchars($var, ENT_QUOTES, config_item('charset')); - } + return is_array($var) + ? array_map('html_escape', $var) + : htmlspecialchars($var, ENT_QUOTES, config_item('charset')); } } /* End of file Common.php */ -/* Location: ./system/core/Common.php */
\ No newline at end of file +/* Location: ./system/core/Common.php */ diff --git a/system/core/Config.php b/system/core/Config.php index 5106284e0..68417435d 100755 --- a/system/core/Config.php +++ b/system/core/Config.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -45,46 +45,45 @@ class CI_Config { * * @var array */ - var $config = array(); + public $config = array(); /** * List of all loaded config files * * @var array */ - var $is_loaded = array(); + public $is_loaded = array(); /** - * List of paths to search when trying to load a config file + * List of paths to search when trying to load a config file. + * This must be public as it's used by the Loader class. * * @var array */ - var $_config_paths = array(APPPATH); + public $_config_paths = array(APPPATH); /** * Constructor * * Sets the $config data from the primary config.php file as a class variable * - * @access public * @param string the config file name * @param boolean if configuration values should be loaded into their own section * @param boolean true if errors should just return false, false if an error message should be displayed * @return boolean if the file was successfully loaded or not */ - function __construct() + public function __construct() { $this->config =& get_config(); - log_message('debug', "Config Class Initialized"); + log_message('debug', 'Config Class Initialized'); // Set the base_url automatically if none was provided if ($this->config['base_url'] == '') { if (isset($_SERVER['HTTP_HOST'])) { - $base_url = isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off' ? 'https' : 'http'; - $base_url .= '://'. $_SERVER['HTTP_HOST']; - $base_url .= str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']).'/'; + $base_url = ! empty($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) !== 'off' ? 'https' : 'http'; + $base_url .= '://'. $_SERVER['HTTP_HOST'] + . str_replace(basename($_SERVER['SCRIPT_NAME']), '', $_SERVER['SCRIPT_NAME']); } - else { $base_url = 'http://localhost/'; @@ -99,17 +98,15 @@ class CI_Config { /** * Load Config File * - * @access public * @param string the config file name - * @param boolean if configuration values should be loaded into their own section - * @param boolean true if errors should just return false, false if an error message should be displayed + * @param boolean if configuration values should be loaded into their own section + * @param boolean true if errors should just return false, false if an error message should be displayed * @return boolean if the file was loaded correctly */ - function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) + public function load($file = '', $use_sections = FALSE, $fail_gracefully = FALSE) { $file = ($file == '') ? 'config' : str_replace('.php', '', $file); - $found = FALSE; - $loaded = FALSE; + $found = $loaded = FALSE; foreach ($this->_config_paths as $path) { @@ -192,39 +189,19 @@ class CI_Config { * Fetch a config file item * * - * @access public * @param string the config item name * @param string the index name * @param bool * @return string */ - function item($item, $index = '') + public function item($item, $index = '') { if ($index == '') { - if ( ! isset($this->config[$item])) - { - return FALSE; - } - - $pref = $this->config[$item]; - } - else - { - if ( ! isset($this->config[$index])) - { - return FALSE; - } - - if ( ! isset($this->config[$index][$item])) - { - return FALSE; - } - - $pref = $this->config[$index][$item]; + return isset($this->config[$item]) ? $this->config[$item] : FALSE; } - return $pref; + return isset($this->config[$index], $this->config[$index][$item]) ? $this->config[$index][$item] : FALSE; } // -------------------------------------------------------------------- @@ -232,18 +209,17 @@ class CI_Config { /** * Fetch a config file item - adds slash after item (if item is not empty) * - * @access public * @param string the config item name * @param bool * @return string */ - function slash_item($item) + public function slash_item($item) { if ( ! isset($this->config[$item])) { return FALSE; } - if( trim($this->config[$item]) == '') + elseif (trim($this->config[$item]) == '') { return ''; } @@ -257,11 +233,10 @@ class CI_Config { * Site URL * Returns base_url . index_page [. uri_string] * - * @access public * @param string the URI string * @return string */ - function site_url($uri = '') + public function site_url($uri = '') { if ($uri == '') { @@ -285,11 +260,10 @@ class CI_Config { * Base URL * Returns base_url [. uri_string] * - * @access public * @param string $uri * @return string */ - function base_url($uri = '') + public function base_url($uri = '') { return $this->slash_item('base_url').ltrim($this->_uri_string($uri),'/'); } @@ -299,8 +273,7 @@ class CI_Config { /** * Build URI string for use in Config::site_url() and Config::base_url() * - * @access protected - * @param $uri + * @param mixed $uri * @return string */ protected function _uri_string($uri) @@ -311,23 +284,21 @@ class CI_Config { { $uri = implode('/', $uri); } - $uri = trim($uri, '/'); + return trim($uri, '/'); } - else + elseif (is_array($uri)) { - if (is_array($uri)) + $i = 0; + $str = ''; + foreach ($uri as $key => $val) { - $i = 0; - $str = ''; - foreach ($uri as $key => $val) - { - $prefix = ($i == 0) ? '' : '&'; - $str .= $prefix.$key.'='.$val; - $i++; - } - $uri = $str; + $prefix = ($i === 0) ? '' : '&'; + $str .= $prefix.$key.'='.$val; + $i++; } + return $str; } + return $uri; } @@ -336,12 +307,11 @@ class CI_Config { /** * System URL * - * @access public * @return string */ - function system_url() + public function system_url() { - $x = explode("/", preg_replace("|/*(.+?)/*$|", "\\1", BASEPATH)); + $x = explode('/', preg_replace('|/*(.+?)/*$|', '\\1', BASEPATH)); return $this->slash_item('base_url').end($x).'/'; } @@ -350,12 +320,11 @@ class CI_Config { /** * Set a config file item * - * @access public * @param string the config item key * @param string the config item value * @return void */ - function set_item($item, $value) + public function set_item($item, $value) { $this->config[$item] = $value; } @@ -366,14 +335,13 @@ class CI_Config { * Assign to Config * * This function is called by the front controller (CodeIgniter.php) - * after the Config class is instantiated. It permits config items + * after the Config class is instantiated. It permits config items * to be assigned or overriden by variables contained in the index.php file * - * @access private * @param array * @return void */ - function _assign_to_config($items = array()) + public function _assign_to_config($items = array()) { if (is_array($items)) { @@ -385,7 +353,5 @@ class CI_Config { } } -// END CI_Config class - /* End of file Config.php */ /* Location: ./system/core/Config.php */ diff --git a/system/core/Controller.php b/system/core/Controller.php index ca2bf41b5..0dc131701 100644 --- a/system/core/Controller.php +++ b/system/core/Controller.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -43,13 +43,10 @@ class CI_Controller { private static $instance; - /** - * Constructor - */ public function __construct() { self::$instance =& $this; - + // Assign all the class objects that were instantiated by the // bootstrap file (CodeIgniter.php) to local class variables // so that CI can run as one big super object. @@ -59,10 +56,8 @@ class CI_Controller { } $this->load =& load_class('Loader', 'core'); - $this->load->initialize(); - - log_message('debug', "Controller Class Initialized"); + log_message('debug', 'Controller Class Initialized'); } public static function &get_instance() @@ -70,7 +65,6 @@ class CI_Controller { return self::$instance; } } -// END Controller class /* End of file Controller.php */ -/* Location: ./system/core/Controller.php */
\ No newline at end of file +/* Location: ./system/core/Controller.php */ diff --git a/system/core/Exceptions.php b/system/core/Exceptions.php index ead8d814e..bf9901252 100755 --- a/system/core/Exceptions.php +++ b/system/core/Exceptions.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -37,49 +37,44 @@ * @link http://codeigniter.com/user_guide/libraries/exceptions.html */ class CI_Exceptions { - var $action; - var $severity; - var $message; - var $filename; - var $line; + + public $action; + public $severity; + public $message; + public $filename; + public $line; /** * Nesting level of the output buffering mechanism * * @var int - * @access public */ - var $ob_level; + public $ob_level; /** * List if available error levels * * @var array - * @access public */ - var $levels = array( - E_ERROR => 'Error', - E_WARNING => 'Warning', - E_PARSE => 'Parsing Error', - E_NOTICE => 'Notice', - E_CORE_ERROR => 'Core Error', - E_CORE_WARNING => 'Core Warning', - E_COMPILE_ERROR => 'Compile Error', - E_COMPILE_WARNING => 'Compile Warning', - E_USER_ERROR => 'User Error', - E_USER_WARNING => 'User Warning', - E_USER_NOTICE => 'User Notice', - E_STRICT => 'Runtime Notice' - ); + public $levels = array( + E_ERROR => 'Error', + E_WARNING => 'Warning', + E_PARSE => 'Parsing Error', + E_NOTICE => 'Notice', + E_CORE_ERROR => 'Core Error', + E_CORE_WARNING => 'Core Warning', + E_COMPILE_ERROR => 'Compile Error', + E_COMPILE_WARNING => 'Compile Warning', + E_USER_ERROR => 'User Error', + E_USER_WARNING => 'User Warning', + E_USER_NOTICE => 'User Notice', + E_STRICT => 'Runtime Notice' + ); - - /** - * Constructor - */ public function __construct() { $this->ob_level = ob_get_level(); - // Note: Do not log messages from this constructor. + // Note: Do not log messages from this constructor. } // -------------------------------------------------------------------- @@ -89,17 +84,15 @@ class CI_Exceptions { * * This function logs PHP generated error messages * - * @access private * @param string the error severity * @param string the error string * @param string the error filepath * @param string the error line number - * @return string + * @return void */ - function log_exception($severity, $message, $filepath, $line) + public function log_exception($severity, $message, $filepath, $line) { $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity]; - log_message('error', 'Severity: '.$severity.' --> '.$message. ' '.$filepath.' '.$line, TRUE); } @@ -108,15 +101,14 @@ class CI_Exceptions { /** * 404 Page Not Found Handler * - * @access private * @param string the page * @param bool log error yes/no * @return string */ - function show_404($page = '', $log_error = TRUE) + public function show_404($page = '', $log_error = TRUE) { - $heading = "404 Page Not Found"; - $message = "The page you requested was not found."; + $heading = '404 Page Not Found'; + $message = 'The page you requested was not found.'; // By default we log this, but allow a dev to skip it if ($log_error) @@ -137,14 +129,13 @@ class CI_Exceptions { * (either as a string or an array) and displays * it using the specified template. * - * @access private * @param string the heading * @param string the message * @param string the template name * @param int the status code * @return string */ - function show_error($heading, $message, $template = 'error_general', $status_code = 500) + public function show_error($heading, $message, $template = 'error_general', $status_code = 500) { set_status_header($status_code); @@ -166,7 +157,6 @@ class CI_Exceptions { /** * Native PHP error handler * - * @access private * @param string the error severity * @param string the error string * @param string the error filepath @@ -176,8 +166,7 @@ class CI_Exceptions { function show_php_error($severity, $message, $filepath, $line) { $severity = ( ! isset($this->levels[$severity])) ? $severity : $this->levels[$severity]; - - $filepath = str_replace("\\", "/", $filepath); + $filepath = str_replace('\\', '/', $filepath); // For safety reasons we do not show the full file path if (FALSE !== strpos($filepath, '/')) @@ -191,15 +180,13 @@ class CI_Exceptions { ob_end_flush(); } ob_start(); - include(APPPATH.'errors/error_php.php'); + include(APPPATH.'errors/'.'error_php.php'); $buffer = ob_get_contents(); ob_end_clean(); echo $buffer; } - } -// END Exceptions Class /* End of file Exceptions.php */ -/* Location: ./system/core/Exceptions.php */
\ No newline at end of file +/* Location: ./system/core/Exceptions.php */ diff --git a/system/core/Hooks.php b/system/core/Hooks.php index aa251a389..e1ac58e6e 100755 --- a/system/core/Hooks.php +++ b/system/core/Hooks.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -45,28 +45,24 @@ class CI_Hooks { * * @var bool */ - var $enabled = FALSE; + public $enabled = FALSE; /** * List of all hooks set in config/hooks.php * * @var array */ - var $hooks = array(); + public $hooks = array(); /** * Determines wether hook is in progress, used to prevent infinte loops * * @var bool */ - var $in_progress = FALSE; + public $in_progress = FALSE; - /** - * Constructor - * - */ - function __construct() + public function __construct() { $this->_initialize(); - log_message('debug', "Hooks Class Initialized"); + log_message('debug', 'Hooks Class Initialized'); } // -------------------------------------------------------------------- @@ -74,24 +70,20 @@ class CI_Hooks { /** * Initialize the Hooks Preferences * - * @access private * @return void */ - function _initialize() + private function _initialize() { $CFG =& load_class('Config', 'core'); // If hooks are not enabled in the config file // there is nothing else to do - if ($CFG->item('enable_hooks') == FALSE) { return; } // Grab the "hooks" definition file. - // If there are no hooks, we're done. - if (defined('ENVIRONMENT') AND is_file(APPPATH.'config/'.ENVIRONMENT.'/hooks.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/hooks.php'); @@ -101,7 +93,7 @@ class CI_Hooks { include(APPPATH.'config/hooks.php'); } - + // If there are no hooks, we're done. if ( ! isset($hook) OR ! is_array($hook)) { return; @@ -116,13 +108,12 @@ class CI_Hooks { /** * Call Hook * - * Calls a particular hook + * Calls a particular hook. Called by CodeIgniter.php. * - * @access private * @param string the hook name * @return mixed */ - function _call_hook($which = '') + public function _call_hook($which = '') { if ( ! $this->enabled OR ! isset($this->hooks[$which])) { @@ -151,11 +142,10 @@ class CI_Hooks { * * Runs a particular hook * - * @access private * @param array the hook details * @return bool */ - function _run_hook($data) + protected function _run_hook($data) { if ( ! is_array($data)) { @@ -168,7 +158,6 @@ class CI_Hooks { // If the script being called happens to have the same // hook call within it a loop can happen - if ($this->in_progress == TRUE) { return; @@ -254,7 +243,5 @@ class CI_Hooks { } -// END CI_Hooks class - /* End of file Hooks.php */ -/* Location: ./system/core/Hooks.php */
\ No newline at end of file +/* Location: ./system/core/Hooks.php */ diff --git a/system/core/Input.php b/system/core/Input.php index 3cbbe787f..ee15f4013 100755 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,15 +18,13 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 * @filesource */ -// ------------------------------------------------------------------------ - /** * Input Class * @@ -45,39 +43,39 @@ class CI_Input { * * @var string */ - var $ip_address = FALSE; + public $ip_address = FALSE; /** * user agent (web browser) being used by the current user * * @var string */ - var $user_agent = FALSE; + public $user_agent = FALSE; /** * If FALSE, then $_GET will be set to an empty array * * @var bool */ - var $_allow_get_array = TRUE; + protected $_allow_get_array = TRUE; /** * If TRUE, then newlines are standardized * * @var bool */ - var $_standardize_newlines = TRUE; + protected $_standardize_newlines = TRUE; /** * Determines whether the XSS filter is always active when GET, POST or COOKIE data is encountered * Set automatically based on config setting * * @var bool */ - var $_enable_xss = FALSE; + protected $_enable_xss = FALSE; /** * Enables a CSRF cookie token to be set. * Set automatically based on config setting * * @var bool */ - var $_enable_csrf = FALSE; + protected $_enable_csrf = FALSE; /** * List of all HTTP request headers * @@ -85,21 +83,19 @@ class CI_Input { */ protected $headers = array(); - /** * Constructor * * Sets whether to globally enable the XSS processing * and whether to allow the $_GET array - * */ public function __construct() { - log_message('debug', "Input Class Initialized"); + log_message('debug', 'Input Class Initialized'); $this->_allow_get_array = (config_item('allow_get_array') === TRUE); - $this->_enable_xss = (config_item('global_xss_filtering') === TRUE); - $this->_enable_csrf = (config_item('csrf_protection') === TRUE); + $this->_enable_xss = (config_item('global_xss_filtering') === TRUE); + $this->_enable_csrf = (config_item('csrf_protection') === TRUE); global $SEC; $this->security =& $SEC; @@ -122,7 +118,6 @@ class CI_Input { * * This is a helper function to retrieve values from global arrays * - * @access protected * @param array * @param string * @param bool @@ -148,7 +143,6 @@ class CI_Input { /** * Fetch an item from the GET array * - * @access public * @param string * @param bool * @return string @@ -156,7 +150,7 @@ class CI_Input { public function get($index = NULL, $xss_clean = FALSE) { // Check if a field has been provided - if ($index === NULL AND ! empty($_GET)) + if ($index === NULL && ! empty($_GET)) { $get = array(); @@ -176,7 +170,6 @@ class CI_Input { /** * Fetch an item from the POST array * - * @access public * @param string * @param bool * @return string @@ -184,7 +177,7 @@ class CI_Input { public function post($index = NULL, $xss_clean = FALSE) { // Check if a field has been provided - if ($index === NULL AND ! empty($_POST)) + if ($index === NULL && ! empty($_POST)) { $post = array(); @@ -205,21 +198,15 @@ class CI_Input { /** * Fetch an item from either the GET array or the POST * - * @access public * @param string The index key * @param bool XSS cleaning * @return string */ public function get_post($index = '', $xss_clean = FALSE) { - if ( ! isset($_POST[$index]) ) - { - return $this->get($index, $xss_clean); - } - else - { - return $this->post($index, $xss_clean); - } + return isset($_POST[$index]) + ? $this->post($index, $xss_clean) + : $this->get($index, $xss_clean); } // -------------------------------------------------------------------- @@ -227,7 +214,6 @@ class CI_Input { /** * Fetch an item from the COOKIE array * - * @access public * @param string * @param bool * @return string @@ -245,7 +231,6 @@ class CI_Input { * Accepts six parameter, or you can submit an associative * array in the first parameter containing all the values. * - * @access public * @param mixed * @param string the value of the cookie * @param string the number of seconds until expiration @@ -269,19 +254,19 @@ class CI_Input { } } - if ($prefix == '' AND config_item('cookie_prefix') != '') + if ($prefix == '' && config_item('cookie_prefix') != '') { $prefix = config_item('cookie_prefix'); } - if ($domain == '' AND config_item('cookie_domain') != '') + if ($domain == '' && config_item('cookie_domain') != '') { $domain = config_item('cookie_domain'); } - if ($path == '/' AND config_item('cookie_path') != '/') + if ($path == '/' && config_item('cookie_path') !== '/') { $path = config_item('cookie_path'); } - if ($secure == FALSE AND config_item('cookie_secure') != FALSE) + if ($secure == FALSE && config_item('cookie_secure') != FALSE) { $secure = config_item('cookie_secure'); } @@ -303,7 +288,6 @@ class CI_Input { /** * Fetch an item from the SERVER array * - * @access public * @param string * @param bool * @return string @@ -318,7 +302,6 @@ class CI_Input { /** * Fetch the IP Address * - * @access public * @return string */ public function ip_address() @@ -335,11 +318,11 @@ class CI_Input { $this->ip_address = in_array($_SERVER['REMOTE_ADDR'], $proxies) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']; } - elseif (! $this->server('HTTP_CLIENT_IP') AND $this->server('REMOTE_ADDR')) + elseif ( ! $this->server('HTTP_CLIENT_IP') && $this->server('REMOTE_ADDR')) { $this->ip_address = $_SERVER['REMOTE_ADDR']; } - elseif ($this->server('REMOTE_ADDR') AND $this->server('HTTP_CLIENT_IP')) + elseif ($this->server('REMOTE_ADDR') && $this->server('HTTP_CLIENT_IP')) { $this->ip_address = $_SERVER['HTTP_CLIENT_IP']; } @@ -354,8 +337,7 @@ class CI_Input { if ($this->ip_address === FALSE) { - $this->ip_address = '0.0.0.0'; - return $this->ip_address; + return $this->ip_address = '0.0.0.0'; } if (strpos($this->ip_address, ',') !== FALSE) @@ -366,7 +348,7 @@ class CI_Input { if ( ! $this->valid_ip($this->ip_address)) { - $this->ip_address = '0.0.0.0'; + return $this->ip_address = '0.0.0.0'; } return $this->ip_address; @@ -379,7 +361,6 @@ class CI_Input { * * Updated version suggested by Geert De Deckere * - * @access public * @param string * @return bool */ @@ -394,7 +375,7 @@ class CI_Input { $ip_segments = explode('.', $ip); // Always 4 segments needed - if (count($ip_segments) != 4) + if (count($ip_segments) !== 4) { return FALSE; } @@ -408,7 +389,7 @@ class CI_Input { { // IP segments must be digits and can not be // longer than 3 digits or greater then 255 - if ($segment == '' OR preg_match("/[^0-9]/", $segment) OR $segment > 255 OR strlen($segment) > 3) + if ($segment == '' OR preg_match('/[^0-9]/', $segment) OR $segment > 255 OR strlen($segment) > 3) { return FALSE; } @@ -422,7 +403,6 @@ class CI_Input { /** * User Agent * - * @access public * @return string */ public function user_agent() @@ -432,9 +412,7 @@ class CI_Input { return $this->user_agent; } - $this->user_agent = ( ! isset($_SERVER['HTTP_USER_AGENT'])) ? FALSE : $_SERVER['HTTP_USER_AGENT']; - - return $this->user_agent; + return $this->user_agent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : FALSE; } // -------------------------------------------------------------------- @@ -444,22 +422,20 @@ class CI_Input { * * This function does the following: * - * Unsets $_GET data (if query strings are not enabled) - * - * Unsets all globals if register_globals is enabled + * - Unsets $_GET data (if query strings are not enabled) + * - Unsets all globals if register_globals is enabled + * - Standardizes newline characters to \n * - * Standardizes newline characters to \n - * - * @access private * @return void */ - private function _sanitize_globals() + protected function _sanitize_globals() { // It would be "wrong" to unset any of these GLOBALS. $protected = array('_SERVER', '_GET', '_POST', '_FILES', '_REQUEST', - '_SESSION', '_ENV', 'GLOBALS', 'HTTP_RAW_POST_DATA', - 'system_folder', 'application_folder', 'BM', 'EXT', - 'CFG', 'URI', 'RTR', 'OUT', 'IN'); + '_SESSION', '_ENV', 'GLOBALS', 'HTTP_RAW_POST_DATA', + 'system_folder', 'application_folder', 'BM', 'EXT', + 'CFG', 'URI', 'RTR', 'OUT', 'IN' + ); // Unset globals for securiy. // This is effectively the same as register_globals = off @@ -491,19 +467,16 @@ class CI_Input { { $_GET = array(); } - else + elseif (is_array($_GET) && count($_GET) > 0) { - if (is_array($_GET) AND count($_GET) > 0) + foreach ($_GET as $key => $val) { - foreach ($_GET as $key => $val) - { - $_GET[$this->_clean_input_keys($key)] = $this->_clean_input_data($val); - } + $_GET[$this->_clean_input_keys($key)] = $this->_clean_input_data($val); } } // Clean $_POST Data - if (is_array($_POST) AND count($_POST) > 0) + if (is_array($_POST) && count($_POST) > 0) { foreach ($_POST as $key => $val) { @@ -512,7 +485,7 @@ class CI_Input { } // Clean $_COOKIE Data - if (is_array($_COOKIE) AND count($_COOKIE) > 0) + if (is_array($_COOKIE) && count($_COOKIE) > 0) { // Also get rid of specially treated cookies that might be set by a server // or silly application, that are of no use to a CI application anyway @@ -532,14 +505,13 @@ class CI_Input { // Sanitize PHP_SELF $_SERVER['PHP_SELF'] = strip_tags($_SERVER['PHP_SELF']); - // CSRF Protection check if ($this->_enable_csrf == TRUE) { $this->security->csrf_verify(); } - log_message('debug', "Global POST and COOKIE data sanitized"); + log_message('debug', 'Global POST and COOKIE data sanitized'); } // -------------------------------------------------------------------- @@ -550,11 +522,10 @@ class CI_Input { * This is a helper function. It escapes data and * standardizes newline characters to \n * - * @access private * @param string * @return string */ - private function _clean_input_data($str) + protected function _clean_input_data($str) { if (is_array($str)) { @@ -592,12 +563,9 @@ class CI_Input { } // Standardize newlines if needed - if ($this->_standardize_newlines == TRUE) + if ($this->_standardize_newlines == TRUE && strpos($str, "\r") !== FALSE) { - if (strpos($str, "\r") !== FALSE) - { - $str = str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $str); - } + return str_replace(array("\r\n", "\r", "\r\n\n"), PHP_EOL, $str); } return $str; @@ -612,21 +580,21 @@ class CI_Input { * from trying to exploit keys we make sure that keys are * only named with alpha-numeric text and a few other items. * - * @access private * @param string * @return string */ - private function _clean_input_keys($str) + protected function _clean_input_keys($str) { - if ( ! preg_match("/^[a-z0-9:_\/-]+$/i", $str)) + if ( ! preg_match('/^[a-z0-9:_\/-]+$/i', $str)) { + set_status_header(503); exit('Disallowed Key Characters.'); } // Clean UTF-8 if supported if (UTF8_ENABLED === TRUE) { - $str = $this->uni->clean_string($str); + return $this->uni->clean_string($str); } return $str; @@ -640,10 +608,8 @@ class CI_Input { * In Apache, you can simply call apache_request_headers(), however for * people running other webservers the function is undefined. * - * @access public * @param bool XSS cleaning - * - * @return array + * @return array */ public function request_headers($xss_clean = FALSE) { @@ -654,11 +620,11 @@ class CI_Input { } else { - $headers['Content-Type'] = (isset($_SERVER['CONTENT_TYPE'])) ? $_SERVER['CONTENT_TYPE'] : @getenv('CONTENT_TYPE'); + $headers['Content-Type'] = isset($_SERVER['CONTENT_TYPE']) ? $_SERVER['CONTENT_TYPE'] : @getenv('CONTENT_TYPE'); foreach ($_SERVER as $key => $val) { - if (strncmp($key, 'HTTP_', 5) === 0) + if (strpos($key, 'HTTP_') === 0) { $headers[substr($key, 5)] = $this->_fetch_from_array($_SERVER, $key, $xss_clean); } @@ -684,10 +650,9 @@ class CI_Input { * * Returns the value of a single member of the headers class member * - * @access public - * @param string array key for $this->headers - * @param boolean XSS Clean or not - * @return mixed FALSE on failure, string on success + * @param string array key for $this->headers + * @param bool XSS Clean or not + * @return mixed FALSE on failure, string on success */ public function get_request_header($index, $xss_clean = FALSE) { @@ -701,12 +666,9 @@ class CI_Input { return FALSE; } - if ($xss_clean === TRUE) - { - return $this->security->xss_clean($this->headers[$index]); - } - - return $this->headers[$index]; + return ($xss_clean === TRUE) + ? $this->security->xss_clean($this->headers[$index]) + : $this->headers[$index]; } // -------------------------------------------------------------------- @@ -716,12 +678,11 @@ class CI_Input { * * Test to see if a request contains the HTTP_X_REQUESTED_WITH header * - * @access public - * @return boolean + * @return bool */ public function is_ajax_request() { - return ($this->server('HTTP_X_REQUESTED_WITH') === 'XMLHttpRequest'); + return ( ! empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) === 'xmlhttprequest'); } // -------------------------------------------------------------------- @@ -731,12 +692,11 @@ class CI_Input { * * Test to see if a request was made from the command line * - * @access public - * @return boolean + * @return bool */ public function is_cli_request() { - return (php_sapi_name() == 'cli') or defined('STDIN'); + return (php_sapi_name() === 'cli' OR defined('STDIN')); } } diff --git a/system/core/Lang.php b/system/core/Lang.php index e03afb07d..c40a6856e 100755 --- a/system/core/Lang.php +++ b/system/core/Lang.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -43,22 +43,17 @@ class CI_Lang { * * @var array */ - var $language = array(); + public $language = array(); /** * List of loaded language files * * @var array */ - var $is_loaded = array(); + public $is_loaded = array(); - /** - * Constructor - * - * @access public - */ - function __construct() + public function __construct() { - log_message('debug', "Language Class Initialized"); + log_message('debug', 'Language Class Initialized'); } // -------------------------------------------------------------------- @@ -66,7 +61,6 @@ class CI_Lang { /** * Load a language file * - * @access public * @param mixed the name of the language file to be loaded. Can be an array * @param string the language (english, etc.) * @param bool return loaded array of translations @@ -74,7 +68,7 @@ class CI_Lang { * @param string alternative path to look for language file * @return mixed */ - function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '') + public function load($langfile = '', $idiom = '', $return = FALSE, $add_suffix = TRUE, $alt_path = '') { $langfile = str_replace('.php', '', $langfile); @@ -136,7 +130,7 @@ class CI_Lang { } $this->is_loaded[] = $langfile; - $this->language = $this->language + $lang; + $this->language = array_merge($this->language, $lang); unset($lang); log_message('debug', 'Language file loaded: language/'.$idiom.'/'.$langfile); @@ -148,11 +142,10 @@ class CI_Lang { /** * Fetch a single line of text from the language array * - * @access public * @param string $line the language line * @return string */ - function line($line = '') + public function line($line = '') { $value = ($line == '' OR ! isset($this->language[$line])) ? FALSE : $this->language[$line]; @@ -166,7 +159,6 @@ class CI_Lang { } } -// END Language Class /* End of file Lang.php */ /* Location: ./system/core/Lang.php */ diff --git a/system/core/Loader.php b/system/core/Loader.php index 4e14b54af..12daaa928 100644 --- a/system/core/Loader.php +++ b/system/core/Loader.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -45,88 +45,77 @@ class CI_Loader { * Nesting level of the output buffering mechanism * * @var int - * @access protected */ protected $_ci_ob_level; /** * List of paths to load views from * * @var array - * @access protected */ protected $_ci_view_paths = array(); /** * List of paths to load libraries from * * @var array - * @access protected */ protected $_ci_library_paths = array(); /** * List of paths to load models from * * @var array - * @access protected */ protected $_ci_model_paths = array(); /** * List of paths to load helpers from * * @var array - * @access protected */ protected $_ci_helper_paths = array(); /** * List of loaded base classes - * Set by the controller class * * @var array - * @access protected */ protected $_base_classes = array(); // Set by the controller class /** * List of cached variables * * @var array - * @access protected */ protected $_ci_cached_vars = array(); /** * List of loaded classes * * @var array - * @access protected */ protected $_ci_classes = array(); /** * List of loaded files * * @var array - * @access protected */ protected $_ci_loaded_files = array(); /** * List of loaded models * * @var array - * @access protected */ protected $_ci_models = array(); /** * List of loaded helpers * * @var array - * @access protected */ protected $_ci_helpers = array(); /** * List of class name mappings * * @var array - * @access protected */ - protected $_ci_varmap = array('unit_test' => 'unit', - 'user_agent' => 'agent'); + protected $_ci_varmap = array( + 'unit_test' => 'unit', + 'user_agent' => 'agent' + ); /** * Constructor @@ -141,7 +130,7 @@ class CI_Loader { $this->_ci_model_paths = array(APPPATH); $this->_ci_view_paths = array(VIEWPATH => TRUE); - log_message('debug', "Loader Class Initialized"); + log_message('debug', 'Loader Class Initialized'); } // -------------------------------------------------------------------- @@ -162,7 +151,6 @@ class CI_Loader { $this->_base_classes =& is_loaded(); $this->_ci_autoloader(); - return $this; } @@ -262,10 +250,10 @@ class CI_Loader { if (($last_slash = strrpos($model, '/')) !== FALSE) { // The path is in front of the last slash - $path = substr($model, 0, $last_slash + 1); + $path = substr($model, 0, ++$last_slash); // And the model name behind it - $model = substr($model, $last_slash + 1); + $model = substr($model, $last_slash); } if ($name == '') @@ -311,9 +299,7 @@ class CI_Loader { require_once($mod_path.'models/'.$path.$model.'.php'); $model = ucfirst($model); - $CI->$name = new $model(); - $this->_ci_models[] = $name; return; } @@ -350,7 +336,7 @@ class CI_Loader { return DB($params, $active_record); } - // Initialize the db variable. Needed to prevent + // Initialize the db variable. Needed to prevent // reference errors with some configurations $CI->db = ''; @@ -495,6 +481,20 @@ class CI_Loader { // -------------------------------------------------------------------- /** + * Get Variables + * + * Retrieve all loaded variables + * + * @return array + */ + public function get_vars() + { + return $this->_ci_cached_vars; + } + + // -------------------------------------------------------------------- + + /** * Load Helper * * This function loads the specified helper file. @@ -702,11 +702,11 @@ class CI_Loader { if ($path == '') { - $void = array_shift($this->_ci_library_paths); - $void = array_shift($this->_ci_model_paths); - $void = array_shift($this->_ci_helper_paths); - $void = array_shift($this->_ci_view_paths); - $void = array_shift($config->_config_paths); + array_shift($this->_ci_library_paths); + array_shift($this->_ci_model_paths); + array_shift($this->_ci_helper_paths); + array_shift($this->_ci_view_paths); + array_shift($config->_config_paths); } else { @@ -794,7 +794,6 @@ class CI_Loader { // This allows anything loaded using $this->load (views, files, etc.) // to become accessible from within the Controller and Model functions. - $_ci_CI =& get_instance(); foreach (get_object_vars($_ci_CI) as $_ci_key => $_ci_var) { @@ -823,22 +822,20 @@ class CI_Loader { * * We buffer the output for two reasons: * 1. Speed. You get a significant speed boost. - * 2. So that the final rendered template can be - * post-processed by the output class. Why do we - * need post processing? For one thing, in order to - * show the elapsed page load time. Unless we - * can intercept the content right before it's sent to - * the browser and then stop the timer it won't be accurate. + * 2. So that the final rendered template can be post-processed by + * the output class. Why do we need post processing? For one thing, + * in order to show the elapsed page load time. Unless we can + * intercept the content right before it's sent to the browser and + * then stop the timer it won't be accurate. */ ob_start(); // If the PHP installation does not support short tags we'll // do a little string replacement, changing the short tags // to standard PHP echo statements. - if ((bool) @ini_get('short_open_tag') === FALSE AND config_item('rewrite_short_tags') == TRUE) { - echo eval('?>'.preg_replace("/;*\s*\?>/", "; ?>", str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); + echo eval('?>'.preg_replace('/;*\s*\?>/', '; ?>', str_replace('<?=', '<?php echo ', file_get_contents($_ci_path)))); } else { @@ -863,7 +860,6 @@ class CI_Loader { * we are beyond the first level of output buffering so that * it can be seen and included properly by the first included * template and any subsequent ones. Oy! - * */ if (ob_get_level() > $this->_ci_ob_level + 1) { @@ -901,10 +897,10 @@ class CI_Loader { if (($last_slash = strrpos($class, '/')) !== FALSE) { // Extract the path - $subdir = substr($class, 0, $last_slash + 1); + $subdir = substr($class, 0, ++$last_slash); // Get the filename from the path - $class = substr($class, $last_slash + 1); + $class = substr($class, $last_slash); } // We'll test for both lowercase and capitalized versions of the file name @@ -919,15 +915,15 @@ class CI_Loader { if ( ! file_exists($baseclass)) { - log_message('error', "Unable to load the requested class: ".$class); - show_error("Unable to load the requested class: ".$class); + log_message('error', 'Unable to load the requested class: '.$class); + show_error('Unable to load the requested class: '.$class); } - // Safety: Was the class already loaded by a previous call? + // Safety: Was the class already loaded by a previous call? if (in_array($subclass, $this->_ci_loaded_files)) { // Before we deem this to be a duplicate request, let's see - // if a custom object name is being supplied. If so, we'll + // if a custom object name is being supplied. If so, we'll // return a new instance of the object if ( ! is_null($object_name)) { @@ -939,7 +935,7 @@ class CI_Loader { } $is_duplicate = TRUE; - log_message('debug', $class." class already loaded. Second attempt ignored."); + log_message('debug', $class.' class already loaded. Second attempt ignored.'); return; } @@ -956,17 +952,17 @@ class CI_Loader { { $filepath = $path.'libraries/'.$subdir.$class.'.php'; - // Does the file exist? No? Bummer... + // Does the file exist? No? Bummer... if ( ! file_exists($filepath)) { continue; } - // Safety: Was the class already loaded by a previous call? + // Safety: Was the class already loaded by a previous call? if (in_array($filepath, $this->_ci_loaded_files)) { // Before we deem this to be a duplicate request, let's see - // if a custom object name is being supplied. If so, we'll + // if a custom object name is being supplied. If so, we'll // return a new instance of the object if ( ! is_null($object_name)) { @@ -978,7 +974,7 @@ class CI_Loader { } $is_duplicate = TRUE; - log_message('debug', $class." class already loaded. Second attempt ignored."); + log_message('debug', $class.' class already loaded. Second attempt ignored.'); return; } @@ -989,7 +985,7 @@ class CI_Loader { } // END FOREACH - // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? + // One last attempt. Maybe the library is in a subdirectory, but it wasn't specified? if ($subdir == '') { $path = strtolower($class).'/'.$class; @@ -1000,8 +996,8 @@ class CI_Loader { // We do not issue errors if the load call failed due to a duplicate request if ($is_duplicate == FALSE) { - log_message('error', "Unable to load the requested class: ".$class); - show_error("Unable to load the requested class: ".$class); + log_message('error', 'Unable to load the requested class: '.$class); + show_error('Unable to load the requested class: '.$class); } } @@ -1080,12 +1076,12 @@ class CI_Loader { // Is the class name valid? if ( ! class_exists($name)) { - log_message('error', "Non-existent class: ".$name); - show_error("Non-existent class: ".$class); + log_message('error', 'Non-existent class: '.$name); + show_error('Non-existent class: '.$class); } // Set the variable name we will assign the class to - // Was a custom class name supplied? If so we'll use it + // Was a custom class name supplied? If so we'll use it $class = strtolower($class); if (is_null($object_name)) @@ -1167,13 +1163,6 @@ class CI_Loader { } } - // A little tweak to remain backward compatible - // The $autoload['core'] item was deprecated - if ( ! isset($autoload['libraries']) AND isset($autoload['core'])) - { - $autoload['libraries'] = $autoload['core']; - } - // Load libraries if (isset($autoload['libraries']) AND count($autoload['libraries']) > 0) { @@ -1242,13 +1231,13 @@ class CI_Loader { { if ( ! is_array($filename)) { - return array(strtolower(str_replace('.php', '', str_replace($extension, '', $filename)).$extension)); + return array(strtolower(str_replace(array($extension, '.php'), '', $filename).$extension)); } else { foreach ($filename as $key => $val) { - $filename[$key] = strtolower(str_replace('.php', '', str_replace($extension, '', $val)).$extension); + $filename[$key] = strtolower(str_replace(array($extension, '.php'), '', $val).$extension); } return $filename; @@ -1257,4 +1246,4 @@ class CI_Loader { } /* End of file Loader.php */ -/* Location: ./system/core/Loader.php */
\ No newline at end of file +/* Location: ./system/core/Loader.php */ diff --git a/system/core/Model.php b/system/core/Model.php index c34bab64b..a595a6ae2 100755 --- a/system/core/Model.php +++ b/system/core/Model.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -38,14 +38,9 @@ */ class CI_Model { - /** - * Constructor - * - * @access public - */ - function __construct() + public function __construct() { - log_message('debug', "Model Class Initialized"); + log_message('debug', 'Model Class Initialized'); } /** @@ -55,15 +50,13 @@ class CI_Model { * syntax as controllers. * * @param string - * @access private */ - function __get($key) + public function __get($key) { $CI =& get_instance(); return $CI->$key; } } -// END Model Class /* End of file Model.php */ -/* Location: ./system/core/Model.php */
\ No newline at end of file +/* Location: ./system/core/Model.php */ diff --git a/system/core/Output.php b/system/core/Output.php index 9727a184f..abd8a0ea9 100755 --- a/system/core/Output.php +++ b/system/core/Output.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -44,64 +44,52 @@ class CI_Output { * Current output string * * @var string - * @access protected */ protected $final_output; /** * Cache expiration time * * @var int - * @access protected */ protected $cache_expiration = 0; /** * List of server headers * * @var array - * @access protected */ protected $headers = array(); /** * List of mime types * * @var array - * @access protected */ protected $mime_types = array(); /** * Determines wether profiler is enabled * * @var book - * @access protected */ protected $enable_profiler = FALSE; /** * Determines if output compression is enabled * * @var bool - * @access protected */ protected $_zlib_oc = FALSE; /** * List of profiler sections * * @var array - * @access protected */ protected $_profiler_sections = array(); /** * Whether or not to parse variables like {elapsed_time} and {memory_usage} * * @var bool - * @access protected */ protected $parse_exec_vars = TRUE; - /** - * Constructor - * - */ - function __construct() + public function __construct() { $this->_zlib_oc = @ini_get('zlib.output_compression'); @@ -117,8 +105,7 @@ class CI_Output { $this->mime_types = $mimes; - - log_message('debug', "Output Class Initialized"); + log_message('debug', 'Output Class Initialized'); } // -------------------------------------------------------------------- @@ -128,10 +115,9 @@ class CI_Output { * * Returns the current output string * - * @access public * @return string */ - function get_output() + public function get_output() { return $this->final_output; } @@ -143,14 +129,12 @@ class CI_Output { * * Sets the output string * - * @access public * @param string * @return void */ - function set_output($output) + public function set_output($output) { $this->final_output = $output; - return $this; } @@ -161,11 +145,10 @@ class CI_Output { * * Appends data onto the output string * - * @access public * @param string * @return void */ - function append_output($output) + public function append_output($output) { if ($this->final_output == '') { @@ -189,25 +172,22 @@ class CI_Output { * Note: If a file is cached, headers will not be sent. We need to figure out * how to permit header data to be saved with the cache data... * - * @access public * @param string * @param bool * @return void */ - function set_header($header, $replace = TRUE) + public function set_header($header, $replace = TRUE) { // If zlib.output_compression is enabled it will compress the output, // but it will not modify the content-length header to compensate for // the reduction, causing the browser to hang waiting for more data. // We'll just skip content-length in those cases. - if ($this->_zlib_oc && strncasecmp($header, 'content-length', 14) == 0) { return; } $this->headers[] = array($header, $replace); - return $this; } @@ -216,11 +196,10 @@ class CI_Output { /** * Set Content Type Header * - * @access public * @param string extension of the file we're outputting * @return void */ - function set_content_type($mime_type) + public function set_content_type($mime_type) { if (strpos($mime_type, '/') === FALSE) { @@ -241,7 +220,6 @@ class CI_Output { $header = 'Content-Type: '.$mime_type; $this->headers[] = array($header, TRUE); - return $this; } @@ -251,15 +229,13 @@ class CI_Output { * Set HTTP Status Header * moved to Common procedural functions in 1.7.2 * - * @access public * @param int the status code * @param string * @return void */ - function set_status_header($code = 200, $text = '') + public function set_status_header($code = 200, $text = '') { set_status_header($code, $text); - return $this; } @@ -268,14 +244,12 @@ class CI_Output { /** * Enable/disable Profiler * - * @access public * @param bool * @return void */ - function enable_profiler($val = TRUE) + public function enable_profiler($val = TRUE) { $this->enable_profiler = (is_bool($val)) ? $val : TRUE; - return $this; } @@ -286,11 +260,10 @@ class CI_Output { * * Allows override of default / config settings for Profiler section display * - * @access public * @param array * @return void */ - function set_profiler_sections($sections) + public function set_profiler_sections($sections) { foreach ($sections as $section => $enable) { @@ -305,14 +278,12 @@ class CI_Output { /** * Set Cache * - * @access public * @param integer * @return void */ - function cache($time) + public function cache($time) { $this->cache_expiration = ( ! is_numeric($time)) ? 0 : $time; - return $this; } @@ -329,11 +300,10 @@ class CI_Output { * with any server headers and profile data. It also stops the * benchmark timer so the page rendering speed and memory usage can be shown. * - * @access public * @param string * @return mixed */ - function _display($output = '') + public function _display($output = '') { // Note: We use globals because we can't use $CI =& get_instance() // since this function is sometimes called by the caching mechanism, @@ -375,22 +345,17 @@ class CI_Output { { $memory = ( ! function_exists('memory_get_usage')) ? '0' : round(memory_get_usage()/1024/1024, 2).'MB'; - $output = str_replace('{elapsed_time}', $elapsed, $output); - $output = str_replace('{memory_usage}', $memory, $output); + $output = str_replace(array('{elapsed_time}', '{memory_usage}'), array($elapsed, $memory), $output); } // -------------------------------------------------------------------- // Is compression requested? - if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE) + if ($CFG->item('compress_output') === TRUE && $this->_zlib_oc == FALSE + && extension_loaded('zlib') + && isset($_SERVER['HTTP_ACCEPT_ENCODING']) && strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE) { - if (extension_loaded('zlib')) - { - if (isset($_SERVER['HTTP_ACCEPT_ENCODING']) AND strpos($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip') !== FALSE) - { - ob_start('ob_gzhandler'); - } - } + ob_start('ob_gzhandler'); } // -------------------------------------------------------------------- @@ -412,8 +377,8 @@ class CI_Output { if ( ! isset($CI)) { echo $output; - log_message('debug', "Final output sent to browser"); - log_message('debug', "Total execution time: ".$elapsed); + log_message('debug', 'Final output sent to browser'); + log_message('debug', 'Total execution time: '.$elapsed); return TRUE; } @@ -424,7 +389,6 @@ class CI_Output { if ($this->enable_profiler == TRUE) { $CI->load->library('profiler'); - if ( ! empty($this->_profiler_sections)) { $CI->profiler->set_sections($this->_profiler_sections); @@ -432,20 +396,13 @@ class CI_Output { // If the output data contains closing </body> and </html> tags // we will remove them and add them back after we insert the profile data - if (preg_match("|</body>.*?</html>|is", $output)) + $output = preg_replace('|</body>.*?</html>|is', '', $output, -1, $count).$CI->profiler->run(); + if ($count > 0) { - $output = preg_replace("|</body>.*?</html>|is", '', $output); - $output .= $CI->profiler->run(); $output .= '</body></html>'; } - else - { - $output .= $CI->profiler->run(); - } } - // -------------------------------------------------------------------- - // Does the controller contain a function named _output()? // If so send the output there. Otherwise, echo it. if (method_exists($CI, '_output')) @@ -454,11 +411,11 @@ class CI_Output { } else { - echo $output; // Send it to the browser! + echo $output; // Send it to the browser! } - log_message('debug', "Final output sent to browser"); - log_message('debug', "Total execution time: ".$elapsed); + log_message('debug', 'Final output sent to browser'); + log_message('debug', 'Total execution time: '.$elapsed); } // -------------------------------------------------------------------- @@ -466,20 +423,18 @@ class CI_Output { /** * Write a Cache File * - * @access public * @param string * @return void */ - function _write_cache($output) + public function _write_cache($output) { $CI =& get_instance(); $path = $CI->config->item('cache_path'); - $cache_path = ($path == '') ? APPPATH.'cache/' : $path; if ( ! is_dir($cache_path) OR ! is_really_writable($cache_path)) { - log_message('error', "Unable to write cache file: ".$cache_path); + log_message('error', 'Unable to write cache file: '.$cache_path); return; } @@ -491,7 +446,7 @@ class CI_Output { if ( ! $fp = @fopen($cache_path, FOPEN_WRITE_CREATE_DESTRUCTIVE)) { - log_message('error', "Unable to write cache file: ".$cache_path); + log_message('error', 'Unable to write cache file: '.$cache_path); return; } @@ -504,13 +459,13 @@ class CI_Output { } else { - log_message('error', "Unable to secure a file lock for file at: ".$cache_path); + log_message('error', 'Unable to secure a file lock for file at: '.$cache_path); return; } fclose($fp); @chmod($cache_path, FILE_WRITE_MODE); - log_message('debug', "Cache file written: ".$cache_path); + log_message('debug', 'Cache file written: '.$cache_path); } // -------------------------------------------------------------------- @@ -518,69 +473,51 @@ class CI_Output { /** * Update/serve a cached file * - * @access public * @param object config class * @param object uri class * @return void */ - function _display_cache(&$CFG, &$URI) + public function _display_cache(&$CFG, &$URI) { $cache_path = ($CFG->item('cache_path') == '') ? APPPATH.'cache/' : $CFG->item('cache_path'); - // Build the file path. The file name is an MD5 hash of the full URI - $uri = $CFG->item('base_url'). - $CFG->item('index_page'). - $URI->uri_string; - + // Build the file path. The file name is an MD5 hash of the full URI + $uri = $CFG->item('base_url').$CFG->item('index_page').$URI->uri_string; $filepath = $cache_path.md5($uri); - if ( ! @file_exists($filepath)) - { - return FALSE; - } - - if ( ! $fp = @fopen($filepath, FOPEN_READ)) + if ( ! @file_exists($filepath) OR ! $fp = @fopen($filepath, FOPEN_READ)) { return FALSE; } flock($fp, LOCK_SH); - $cache = ''; - if (filesize($filepath) > 0) - { - $cache = fread($fp, filesize($filepath)); - } + $cache = (filesize($filepath) > 0) ? fread($fp, filesize($filepath)) : ''; flock($fp, LOCK_UN); fclose($fp); // Strip out the embedded timestamp - if ( ! preg_match("/(\d+TS--->)/", $cache, $match)) + if ( ! preg_match('/(\d+TS--->)/', $cache, $match)) { return FALSE; } // Has the file expired? If so we'll delete it. - if (time() >= trim(str_replace('TS--->', '', $match['1']))) + if (time() >= trim(str_replace('TS--->', '', $match[1])) && is_really_writable($cache_path)) { - if (is_really_writable($cache_path)) - { - @unlink($filepath); - log_message('debug', "Cache file has expired. File deleted"); - return FALSE; - } + @unlink($filepath); + log_message('debug', 'Cache file has expired. File deleted.'); + return FALSE; } // Display the cache - $this->_display(str_replace($match['0'], '', $cache)); - log_message('debug', "Cache file is current. Sending it to browser."); + $this->_display(str_replace($match[0], '', $cache)); + log_message('debug', 'Cache file is current. Sending it to browser.'); return TRUE; } - } -// END Output Class /* End of file Output.php */ -/* Location: ./system/core/Output.php */
\ No newline at end of file +/* Location: ./system/core/Output.php */ diff --git a/system/core/Router.php b/system/core/Router.php index 748678d67..d21319565 100755 --- a/system/core/Router.php +++ b/system/core/Router.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -44,62 +44,55 @@ class CI_Router { * Config class * * @var object - * @access public */ - var $config; + public $config; /** * List of routes * * @var array - * @access public */ - var $routes = array(); + public $routes = array(); /** * List of error routes * * @var array - * @access public */ - var $error_routes = array(); + public $error_routes = array(); /** * Current class name * * @var string - * @access public */ - var $class = ''; + public $class = ''; /** * Current method name * * @var string - * @access public */ - var $method = 'index'; + public $method = 'index'; /** * Sub-directory that contains the requested controller class * * @var string - * @access public */ - var $directory = ''; + public $directory = ''; /** * Default controller (and method if specific) * * @var string - * @access public */ - var $default_controller; + public $default_controller; /** * Constructor * * Runs the route mapping function. */ - function __construct() + public function __construct() { $this->config =& load_class('Config', 'core'); $this->uri =& load_class('URI', 'core'); - log_message('debug', "Router Class Initialized"); + log_message('debug', 'Router Class Initialized'); } // -------------------------------------------------------------------- @@ -110,12 +103,11 @@ class CI_Router { * This function determines what should be served based on the URI request, * as well as any "routes" that have been set in the routing config file. * - * @access private * @return void */ - function _set_routing() + public function _set_routing() { - // Are query strings enabled in the config file? Normally CI doesn't utilize query strings + // Are query strings enabled in the config file? Normally CI doesn't utilize query strings // since URI segments are more search-engine friendly, but they can optionally be used. // If this feature is enabled, we will gather the directory/class/method a little differently $segments = array(); @@ -157,7 +149,7 @@ class CI_Router { // the URI doesn't correlated to a valid controller. $this->default_controller = ( ! isset($this->routes['default_controller']) OR $this->routes['default_controller'] == '') ? FALSE : strtolower($this->routes['default_controller']); - // Were there any query string segments? If so, we'll validate them and bail out since we're done. + // Were there any query string segments? If so, we'll validate them and bail out since we're done. if (count($segments) > 0) { return $this->_validate_request($segments); @@ -172,17 +164,10 @@ class CI_Router { return $this->_set_default_controller(); } - // Do we need to remove the URL suffix? - $this->uri->_remove_url_suffix(); - - // Compile the segments into an array - $this->uri->_explode_segments(); - - // Parse any custom routing that may exist - $this->_parse_routes(); - - // Re-index the segment array so that it starts with 1 rather than 0 - $this->uri->_reindex_segments(); + $this->uri->_remove_url_suffix(); // Remove the URL suffix + $this->uri->_explode_segments(); // Compile the segments into an array + $this->_parse_routes(); // Parse any custom routing that may exist + $this->uri->_reindex_segments(); // Re-index the segment array so that it starts with 1 rather than 0 } // -------------------------------------------------------------------- @@ -190,20 +175,18 @@ class CI_Router { /** * Set the default controller * - * @access private * @return void */ - function _set_default_controller() + protected function _set_default_controller() { if ($this->default_controller === FALSE) { - show_error("Unable to determine what should be displayed. A default route has not been specified in the routing file."); + show_error('Unable to determine what should be displayed. A default route has not been specified in the routing file.'); } // Is the method being specified? if (strpos($this->default_controller, '/') !== FALSE) { $x = explode('/', $this->default_controller); - $this->set_class($x[0]); $this->set_method($x[1]); $this->_set_request($x); @@ -218,7 +201,7 @@ class CI_Router { // re-index the routed segments array so it starts with 1 rather than 0 $this->uri->_reindex_segments(); - log_message('debug', "No URI present. Default controller set."); + log_message('debug', 'No URI present. Default controller set.'); } // -------------------------------------------------------------------- @@ -229,16 +212,15 @@ class CI_Router { * This function takes an array of URI segments as * input, and sets the current class/method * - * @access private * @param array * @param bool * @return void */ - function _set_request($segments = array()) + protected function _set_request($segments = array()) { $segments = $this->_validate_request($segments); - if (count($segments) == 0) + if (count($segments) === 0) { return $this->_set_default_controller(); } @@ -269,13 +251,12 @@ class CI_Router { * Validates the supplied segments. Attempts to determine the path to * the controller. * - * @access private * @param array * @return array */ - function _validate_request($segments) + protected function _validate_request($segments) { - if (count($segments) == 0) + if (count($segments) === 0) { return $segments; } @@ -301,7 +282,6 @@ class CI_Router { if ( ! empty($this->routes['404_override'])) { $x = explode('/', $this->routes['404_override']); - $this->set_directory(''); $this->set_class($x[0]); $this->set_method(isset($x[1]) ? $x[1] : 'index'); @@ -320,7 +300,6 @@ class CI_Router { if (strpos($this->default_controller, '/') !== FALSE) { $x = explode('/', $this->default_controller); - $this->set_class($x[0]); $this->set_method($x[1]); } @@ -344,18 +323,16 @@ class CI_Router { // If we've gotten this far it means that the URI does not correlate to a valid - // controller class. We will now see if there is an override + // controller class. We will now see if there is an override if ( ! empty($this->routes['404_override'])) { $x = explode('/', $this->routes['404_override']); - $this->set_class($x[0]); $this->set_method(isset($x[1]) ? $x[1] : 'index'); return $x; } - // Nothing else to do at this point but show a 404 show_404($segments[0]); } @@ -369,10 +346,9 @@ class CI_Router { * the config/routes.php file against the URI to * determine if the class/method need to be remapped. * - * @access private * @return void */ - function _parse_routes() + protected function _parse_routes() { // Turn the segment array into a URI string $uri = implode('/', $this->uri->segments); @@ -387,7 +363,7 @@ class CI_Router { foreach ($this->routes as $key => $val) { // Convert wild-cards to RegEx - $key = str_replace(':any', '.+', str_replace(':num', '[0-9]+', $key)); + $key = str_replace(array(':any', ':num'), array('.+', '[0-9]+'), $key); // Does the RegEx match? if (preg_match('#^'.$key.'$#', $uri)) @@ -412,11 +388,10 @@ class CI_Router { /** * Set the class name * - * @access public * @param string * @return void */ - function set_class($class) + public function set_class($class) { $this->class = str_replace(array('/', '.'), '', $class); } @@ -426,10 +401,9 @@ class CI_Router { /** * Fetch the current class * - * @access public * @return string */ - function fetch_class() + public function fetch_class() { return $this->class; } @@ -439,11 +413,10 @@ class CI_Router { /** * Set the method name * - * @access public * @param string * @return void */ - function set_method($method) + public function set_method($method) { $this->method = $method; } @@ -453,10 +426,9 @@ class CI_Router { /** * Fetch the current method * - * @access public * @return string */ - function fetch_method() + public function fetch_method() { if ($this->method == $this->fetch_class()) { @@ -471,11 +443,10 @@ class CI_Router { /** * Set the directory name * - * @access public * @param string * @return void */ - function set_directory($dir) + public function set_directory($dir) { $this->directory = str_replace(array('/', '.'), '', $dir).'/'; } @@ -485,10 +456,9 @@ class CI_Router { /** * Fetch the sub-directory (if any) that contains the requested controller class * - * @access public * @return string */ - function fetch_directory() + public function fetch_directory() { return $this->directory; } @@ -498,11 +468,10 @@ class CI_Router { /** * Set the controller overrides * - * @access public * @param array * @return null */ - function _set_overrides($routing) + public function _set_overrides($routing) { if ( ! is_array($routing)) { @@ -526,9 +495,7 @@ class CI_Router { } } - } -// END Router Class /* End of file Router.php */ -/* Location: ./system/core/Router.php */
\ No newline at end of file +/* Location: ./system/core/Router.php */ diff --git a/system/core/Security.php b/system/core/Security.php index 60a64f358..1007f61f4 100755 --- a/system/core/Security.php +++ b/system/core/Security.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -42,7 +42,6 @@ class CI_Security { * Random Hash for protecting URLs * * @var string - * @access protected */ protected $_xss_hash = ''; @@ -50,7 +49,6 @@ class CI_Security { * Random Hash for Cross Site Request Forgery Protection Cookie * * @var string - * @access protected */ protected $_csrf_hash = ''; @@ -59,7 +57,6 @@ class CI_Security { * Defaults to two hours (in seconds) * * @var int - * @access protected */ protected $_csrf_expire = 7200; @@ -67,7 +64,6 @@ class CI_Security { * Token name for Cross Site Request Forgery Protection Cookie * * @var string - * @access protected */ protected $_csrf_token_name = 'ci_csrf_token'; @@ -75,46 +71,39 @@ class CI_Security { * Cookie name for Cross Site Request Forgery Protection Cookie * * @var string - * @access protected */ - protected $_csrf_cookie_name = 'ci_csrf_token'; + protected $_csrf_cookie_name = 'ci_csrf_token'; /** * List of never allowed strings * * @var array - * @access protected */ - protected $_never_allowed_str = array( - 'document.cookie' => '[removed]', - 'document.write' => '[removed]', - '.parentNode' => '[removed]', - '.innerHTML' => '[removed]', - 'window.location' => '[removed]', - '-moz-binding' => '[removed]', - '<!--' => '<!--', - '-->' => '-->', - '<![CDATA[' => '<![CDATA[', - '<comment>' => '<comment>' - ); + 'document.cookie' => '[removed]', + 'document.write' => '[removed]', + '.parentNode' => '[removed]', + '.innerHTML' => '[removed]', + 'window.location' => '[removed]', + '-moz-binding' => '[removed]', + '<!--' => '<!--', + '-->' => '-->', + '<![CDATA[' => '<![CDATA[', + '<comment>' => '<comment>' + ); /** * List of never allowed regex replacement * * @var array - * @access protected */ protected $_never_allowed_regex = array( - "javascript\s*:" => '[removed]', - "expression\s*(\(|&\#40;)" => '[removed]', // CSS and IE - "vbscript\s*:" => '[removed]', // IE, surprise! - "Redirect\s+302" => '[removed]' - ); + 'javascript\s*:', + 'expression\s*(\(|&\#40;)', // CSS and IE + 'vbscript\s*:', // IE, surprise! + 'Redirect\s+302' + ); - /** - * Constructor - */ public function __construct() { // CSRF config @@ -135,7 +124,7 @@ class CI_Security { // Set the CSRF hash $this->_csrf_set_hash(); - log_message('debug', "Security Class Initialized"); + log_message('debug', 'Security Class Initialized'); } // -------------------------------------------------------------------- @@ -148,7 +137,7 @@ class CI_Security { public function csrf_verify() { // If no POST data exists we will set the CSRF cookie - if (count($_POST) == 0) + if (count($_POST) === 0) { return $this->csrf_set_cookie(); } @@ -164,30 +153,27 @@ class CI_Security { } // Do the tokens exist in both the _POST and _COOKIE arrays? - if ( ! isset($_POST[$this->_csrf_token_name]) OR - ! isset($_COOKIE[$this->_csrf_cookie_name])) + if ( ! isset($_POST[$this->_csrf_token_name]) OR ! isset($_COOKIE[$this->_csrf_cookie_name]) + OR $_POST[$this->_csrf_token_name] != $_COOKIE[$this->_csrf_cookie_name]) // Do the tokens match? { $this->csrf_show_error(); } - // Do the tokens match? - if ($_POST[$this->_csrf_token_name] != $_COOKIE[$this->_csrf_cookie_name]) + // We kill this since we're done and we don't want to polute the _POST array + unset($_POST[$this->_csrf_token_name]); + + // Regenerate on every submission? + if (config_item('csrf_regenerate')) { - $this->csrf_show_error(); + // Nothing should last forever + unset($_COOKIE[$this->_csrf_cookie_name]); + $this->_csrf_hash = ''; } - // We kill this since we're done and we don't want to - // polute the _POST array - unset($_POST[$this->_csrf_token_name]); - - // Nothing should last forever - unset($_COOKIE[$this->_csrf_cookie_name]); - $this->_csrf_hash = ''; $this->_csrf_set_hash(); $this->csrf_set_cookie(); - log_message('debug', "CSRF token verified"); - + log_message('debug', 'CSRF token verified'); return $this; } @@ -203,19 +189,13 @@ class CI_Security { $expire = time() + $this->_csrf_expire; $secure_cookie = (bool) config_item('cookie_secure'); - if ($secure_cookie) + if ($secure_cookie && ( ! isset($_SERVER['HTTPS']) OR $_SERVER['HTTPS'] == 'off' OR ! $_SERVER['HTTPS'])) { - $req = isset($_SERVER['HTTPS']) ? $_SERVER['HTTPS'] : FALSE; - - if ( ! $req OR $req == 'off') - { - return FALSE; - } + return FALSE; } setcookie($this->_csrf_cookie_name, $this->_csrf_hash, $expire, config_item('cookie_path'), config_item('cookie_domain'), $secure_cookie); - - log_message('debug', "CRSF cookie Set"); + log_message('debug', 'CRSF cookie Set'); return $this; } @@ -253,7 +233,7 @@ class CI_Security { * * Getter Method * - * @return string self::csrf_token_name + * @return string self::_csrf_token_name */ public function get_csrf_token_name() { @@ -273,7 +253,7 @@ class CI_Security { * the filter. * * Note: This function should only be used to deal with data - * upon submission. It's not something that should + * upon submission. It's not something that should * be used for general runtime processing. * * This function was based in part on some code and ideas I @@ -290,10 +270,7 @@ class CI_Security { */ public function xss_clean($str, $is_image = FALSE) { - /* - * Is the string an array? - * - */ + // Is the string an array? if (is_array($str)) { while (list($key) = each($str)) @@ -304,13 +281,8 @@ class CI_Security { return $str; } - /* - * Remove Invisible Characters - */ - $str = remove_invisible_characters($str); - - // Validate Entities in URLs - $str = $this->_validate_entities($str); + // Remove Invisible Characters and validate entities in URLs + $str = $this->_validate_entities(remove_invisible_characters($str)); /* * URL Decode @@ -320,7 +292,6 @@ class CI_Security { * <a href="http://%77%77%77%2E%67%6F%6F%67%6C%65%2E%63%6F%6D">Google</a> * * Note: Use rawurldecode() so it does not remove plus signs - * */ $str = rawurldecode($str); @@ -330,16 +301,11 @@ class CI_Security { * This permits our tests below to work reliably. * We only convert entities that are within tags since * these are the ones that will pose security problems. - * */ - $str = preg_replace_callback("/[a-z]+=([\'\"]).*?\\1/si", array($this, '_convert_attribute'), $str); + $str = preg_replace_callback('/<\w+.*?(?=>|<|$)/si', array($this, '_decode_entity'), $str); - $str = preg_replace_callback("/<\w+.*?(?=>|<|$)/si", array($this, '_decode_entity'), $str); - - /* - * Remove Invisible Characters Again! - */ + // Remove Invisible Characters Again! $str = remove_invisible_characters($str); /* @@ -350,15 +316,9 @@ class CI_Security { * NOTE: preg_replace was found to be amazingly slow here on * large blocks of data, so we use str_replace. */ + $str = str_replace("\t", ' ', $str); - if (strpos($str, "\t") !== FALSE) - { - $str = str_replace("\t", ' ', $str); - } - - /* - * Capture converted string for later comparison - */ + // Capture converted string for later comparison $converted_string = $str; // Remove Strings that are never allowed @@ -378,7 +338,7 @@ class CI_Security { // Images have a tendency to have the PHP short opening and // closing tags every so often so we skip those and only // do the long opening tags. - $str = preg_replace('/<\?(php)/i', "<?\\1", $str); + $str = preg_replace('/<\?(php)/i', '<?\\1', $str); } else { @@ -415,19 +375,19 @@ class CI_Security { { $original = $str; - if (preg_match("/<a/i", $str)) + if (preg_match('/<a/i', $str)) { - $str = preg_replace_callback("#<a\s+([^>]*?)(>|$)#si", array($this, '_js_link_removal'), $str); + $str = preg_replace_callback('#<a\s+([^>]*?)(>|$)#si', array($this, '_js_link_removal'), $str); } - if (preg_match("/<img/i", $str)) + if (preg_match('/<img/i', $str)) { - $str = preg_replace_callback("#<img\s+([^>]*?)(\s?/?>|$)#si", array($this, '_js_img_removal'), $str); + $str = preg_replace_callback('#<img\s+([^>]*?)(\s?/?>|$)#si', array($this, '_js_img_removal'), $str); } - if (preg_match("/script/i", $str) OR preg_match("/xss/i", $str)) + if (preg_match('/(script|xss)/i', $str)) { - $str = preg_replace("#<(/*)(script|xss)(.*?)\>#si", '[removed]', $str); + $str = preg_replace('#<(/*)(script|xss)(.*?)\>#si', '[removed]', $str); } } while($original != $str); @@ -454,14 +414,16 @@ class CI_Security { * * Similar to above, only instead of looking for * tags it looks for PHP and JavaScript commands - * that are disallowed. Rather than removing the + * that are disallowed. Rather than removing the * code, it simply converts the parenthesis to entities * rendering the code un-executable. * * For example: eval('some code') - * Becomes: eval('some code') + * Becomes: eval('some code') */ - $str = preg_replace('#(alert|cmd|passthru|eval|exec|expression|system|fopen|fsockopen|file|file_get_contents|readfile|unlink)(\s*)\((.*?)\)#si', "\\1\\2(\\3)", $str); + $str = preg_replace('#(alert|cmd|passthru|eval|exec|expression|system|fopen|fsockopen|file|file_get_contents|readfile|unlink)(\s*)\((.*?)\)#si', + '\\1\\2(\\3)', + $str); // Final clean up @@ -478,13 +440,12 @@ class CI_Security { * string post-removal of XSS, then it fails, as there was unwanted XSS * code found and removed/changed during processing. */ - if ($is_image === TRUE) { - return ($str === $converted_string) ? TRUE : FALSE; + return ($str === $converted_string); } - log_message('debug', "XSS Filtering completed"); + log_message('debug', 'XSS Filtering completed'); return $str; } @@ -516,7 +477,7 @@ class CI_Security { * The reason we are not using html_entity_decode() by itself is because * while it is not technically correct to leave out the semicolon * at the end of an entity most browsers will still interpret the entity - * correctly. html_entity_decode() does not convert entities without + * correctly. html_entity_decode() does not convert entities without * semicolons, so we are left with our own little solution here. Bummer. * * @param string @@ -552,38 +513,23 @@ class CI_Security { public function sanitize_filename($str, $relative_path = FALSE) { $bad = array( - "../", - "<!--", - "-->", - "<", - ">", - "'", - '"', - '&', - '$', - '#', - '{', - '}', - '[', - ']', - '=', - ';', - '?', - "%20", - "%22", - "%3c", // < - "%253c", // < - "%3e", // > - "%0e", // > - "%28", // ( - "%29", // ) - "%2528", // ( - "%26", // & - "%24", // $ - "%3f", // ? - "%3b", // ; - "%3d" // = - ); + '../', '<!--', '-->', '<', '>', + "'", '"', '&', '$', '#', + '{', '}', '[', ']', '=', + ';', '?', '%20', '%22', + '%3c', // < + '%253c', // < + '%3e', // > + '%0e', // > + '%28', // ( + '%29', // ) + '%2528', // ( + '%26', // & + '%24', // $ + '%3f', // ? + '%3b', // ; + '%3d' // = + ); if ( ! $relative_path) { @@ -636,26 +582,26 @@ class CI_Security { if ($is_image === TRUE) { /* - * Adobe Photoshop puts XML metadata into JFIF images, + * Adobe Photoshop puts XML metadata into JFIF images, * including namespacing, so we have to allow this for images. */ unset($evil_attributes[array_search('xmlns', $evil_attributes)]); } - + do { $count = 0; $attribs = array(); - + // find occurrences of illegal attribute strings without quotes - preg_match_all("/(".implode('|', $evil_attributes).")\s*=\s*([^\s]*)/is", $str, $matches, PREG_SET_ORDER); - + preg_match_all('/('.implode('|', $evil_attributes).')\s*=\s*([^\s]*)/is', $str, $matches, PREG_SET_ORDER); + foreach ($matches as $attr) { $attribs[] = preg_quote($attr[0], '/'); } - + // find occurrences of illegal attribute strings with quotes (042 and 047 are octal quotes) - preg_match_all("/(".implode('|', $evil_attributes).")\s*=\s*(\042|\047)([^\\2]*?)(\\2)/is", $str, $matches, PREG_SET_ORDER); + preg_match_all('/('.implode('|', $evil_attributes).')\s*=\s*(\042|\047)([^\\2]*?)(\\2)/is', $str, $matches, PREG_SET_ORDER); foreach ($matches as $attr) { @@ -665,11 +611,11 @@ class CI_Security { // replace illegal attribute strings that are inside an html tag if (count($attribs) > 0) { - $str = preg_replace("/<(\/?[^><]+?)([^A-Za-z\-])(".implode('|', $attribs).")([\s><])([><]*)/i", '<$1$2$4$5', $str, -1, $count); + $str = preg_replace('/<(\/?[^><]+?)([^A-Za-z\-])('.implode('|', $attribs).')([\s><])([><]*)/i', '<$1$2$4$5', $str, -1, $count); } - + } while ($count); - + return $str; } @@ -685,14 +631,9 @@ class CI_Security { */ protected function _sanitize_naughty_html($matches) { - // encode opening brace - $str = '<'.$matches[1].$matches[2].$matches[3]; - - // encode captured opening or closing brace to prevent recursive vectors - $str .= str_replace(array('>', '<'), array('>', '<'), - $matches[4]); - - return $str; + return '<'.$matches[1].$matches[2].$matches[3] // encode opening brace + // encode captured opening or closing brace to prevent recursive vectors: + . str_replace(array('>', '<'), array('>', '<'), $matches[4]); } // -------------------------------------------------------------------- @@ -710,9 +651,12 @@ class CI_Security { */ protected function _js_link_removal($match) { - $attributes = $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])); - - return str_replace($match[1], preg_replace("#href=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si", "", $attributes), $match[0]); + return str_replace($match[1], + preg_replace('#href=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si', + '', + $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])) + ), + $match[0]); } // -------------------------------------------------------------------- @@ -730,9 +674,12 @@ class CI_Security { */ protected function _js_img_removal($match) { - $attributes = $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])); - - return str_replace($match[1], preg_replace("#src=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si", "", $attributes), $match[0]); + return str_replace($match[1], + preg_replace('#src=.*?(alert\(|alert&\#40;|javascript\:|livescript\:|mocha\:|charset\=|window\.|document\.|\.cookie|<script|<xss|base64\s*,)#si', + '', + $this->_filter_attributes(str_replace(array('<', '>'), '', $match[1])) + ), + $match[0]); } // -------------------------------------------------------------------- @@ -763,12 +710,11 @@ class CI_Security { protected function _filter_attributes($str) { $out = ''; - if (preg_match_all('#\s*[a-z\-]+\s*=\s*(\042|\047)([^\\1]*?)\\1#is', $str, $matches)) { foreach ($matches[0] as $match) { - $out .= preg_replace("#/\*.*?\*/#s", '', $match); + $out .= preg_replace('#/\*.*?\*/#s', '', $match); } } @@ -806,33 +752,28 @@ class CI_Security { * Protect GET variables in URLs */ - // 901119URL5918AMP18930PROTECT8198 - - $str = preg_replace('|\&([a-z\_0-9\-]+)\=([a-z\_0-9\-]+)|i', $this->xss_hash()."\\1=\\2", $str); + // 901119URL5918AMP18930PROTECT8198 + $str = preg_replace('|\&([a-z\_0-9\-]+)\=([a-z\_0-9\-]+)|i', $this->xss_hash().'\\1=\\2', $str); /* * Validate standard character entities * * Add a semicolon if missing. We do this to enable * the conversion of entities to ASCII later. - * */ - $str = preg_replace('#(&\#?[0-9a-z]{2,})([\x00-\x20])*;?#i', "\\1;\\2", $str); + $str = preg_replace('#(&\#?[0-9a-z]{2,})([\x00-\x20])*;?#i', '\\1;\\2', $str); /* * Validate UTF16 two byte encoding (x00) * * Just as above, adds a semicolon if missing. - * */ - $str = preg_replace('#(&\#x?)([0-9A-F]+);?#i',"\\1\\2;",$str); + $str = preg_replace('#(&\#x?)([0-9A-F]+);?#i', '\\1\\2;', $str); /* * Un-Protect GET variables in URLs */ - $str = str_replace($this->xss_hash(), '&', $str); - - return $str; + return str_replace($this->xss_hash(), '&', $str); } // ---------------------------------------------------------------------- @@ -847,14 +788,11 @@ class CI_Security { */ protected function _do_never_allowed($str) { - foreach ($this->_never_allowed_str as $key => $val) - { - $str = str_replace($key, $val, $str); - } + $str = str_replace(array_keys($this->_never_allowed_str), $this->_never_allowed_str, $str); - foreach ($this->_never_allowed_regex as $key => $val) + foreach ($this->_never_allowed_regex as $regex) { - $str = preg_replace("#".$key."#i", $val, $str); + $str = preg_replace('#'.$regex.'#i', '[removed]', $str); } return $str; @@ -891,4 +829,4 @@ class CI_Security { } /* End of file Security.php */ -/* Location: ./system/core/Security.php */
\ No newline at end of file +/* Location: ./system/core/Security.php */ diff --git a/system/core/URI.php b/system/core/URI.php index 7ab3a9e56..d9f4e3bdf 100755 --- a/system/core/URI.php +++ b/system/core/URI.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,11 +18,10 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 - * @filesource */ // ------------------------------------------------------------------------ @@ -44,59 +43,53 @@ class CI_URI { * List of cached uri segments * * @var array - * @access public */ - var $keyval = array(); + public $keyval = array(); /** * Current uri string * * @var string - * @access public */ - var $uri_string; + public $uri_string; /** * List of uri segments * * @var array - * @access public */ - var $segments = array(); + public $segments = array(); /** * Re-indexed list of uri segments * Starts at 1 instead of 0 * * @var array - * @access public */ - var $rsegments = array(); + public $rsegments = array(); /** * Constructor * - * Simply globalizes the $RTR object. The front + * Simply globalizes the $RTR object. The front * loads the Router class early on so it's not available * normally as other classes are. - * - * @access public */ - function __construct() + public function __construct() { $this->config =& load_class('Config', 'core'); - log_message('debug', "URI Class Initialized"); + log_message('debug', 'URI Class Initialized'); } - // -------------------------------------------------------------------- /** * Get the URI String * - * @access private - * @return string + * Called by CI_Router + * + * @return void */ - function _fetch_uri_string() + public function _fetch_uri_string() { - if (strtoupper($this->config->item('uri_protocol')) == 'AUTO') + if (strtoupper($this->config->item('uri_protocol')) === 'AUTO') { // Is the request coming from the command line? if ($this->_is_cli_request()) @@ -115,14 +108,14 @@ class CI_URI { // Is there a PATH_INFO variable? // Note: some servers seem to have trouble with getenv() so we'll test it two ways $path = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : @getenv('PATH_INFO'); - if (trim($path, '/') != '' && $path != "/".SELF) + if (trim($path, '/') != '' && $path !== '/'.SELF) { $this->_set_uri_string($path); return; } // No PATH_INFO?... What about QUERY_STRING? - $path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING'); + $path = (isset($_SERVER['QUERY_STRING'])) ? $_SERVER['QUERY_STRING'] : @getenv('QUERY_STRING'); if (trim($path, '/') != '') { $this->_set_uri_string($path); @@ -130,7 +123,7 @@ class CI_URI { } // As a last ditch effort lets try using the $_GET array - if (is_array($_GET) && count($_GET) == 1 && trim(key($_GET), '/') != '') + if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') != '') { $this->_set_uri_string(key($_GET)); return; @@ -143,12 +136,12 @@ class CI_URI { $uri = strtoupper($this->config->item('uri_protocol')); - if ($uri == 'REQUEST_URI') + if ($uri === 'REQUEST_URI') { $this->_set_uri_string($this->_detect_uri()); return; } - elseif ($uri == 'CLI') + elseif ($uri === 'CLI') { $this->_set_uri_string($this->_parse_cli_args()); return; @@ -163,17 +156,16 @@ class CI_URI { /** * Set the URI String * - * @access public * @param string - * @return string + * @return void */ - function _set_uri_string($str) + public function _set_uri_string($str) { // Filter out control characters $str = remove_invisible_characters($str, FALSE); // If the URI contains only a slash we'll kill it - $this->uri_string = ($str == '/') ? '' : $str; + $this->uri_string = ($str === '/') ? '' : $str; } // -------------------------------------------------------------------- @@ -184,7 +176,6 @@ class CI_URI { * This function will detect the URI automatically and fix the query string * if necessary. * - * @access private * @return string */ protected function _detect_uri() @@ -223,7 +214,7 @@ class CI_URI { $_GET = array(); } - if ($uri == '/' || empty($uri)) + if ($uri == '/' OR empty($uri)) { return '/'; } @@ -256,13 +247,11 @@ class CI_URI { * * Take each command line argument and assume it is a URI segment. * - * @access private * @return string */ protected function _parse_cli_args() { $args = array_slice($_SERVER['argv'], 1); - return $args ? '/' . implode('/', $args) : ''; } @@ -271,27 +260,28 @@ class CI_URI { /** * Filter segments for malicious characters * - * @access private + * Called by CI_Router + * * @param string * @return string */ - function _filter_uri($str) + public function _filter_uri($str) { if ($str != '' && $this->config->item('permitted_uri_chars') != '' && $this->config->item('enable_query_strings') == FALSE) { // preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards // compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern - if ( ! preg_match("|^[".str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-'))."]+$|i", $str)) + if ( ! preg_match('|^['.str_replace(array('\\-', '\-'), '-', preg_quote($this->config->item('permitted_uri_chars'), '-')).']+$|i', $str)) { show_error('The URI you submitted has disallowed characters.', 400); } } - // Convert programatic characters to entities - $bad = array('$', '(', ')', '%28', '%29'); - $good = array('$', '(', ')', '(', ')'); - - return str_replace($bad, $good, $str); + // Convert programatic characters to entities and return + return str_replace( + array('$', '(', ')', '%28', '%29'), // Bad + array('$', '(', ')', '(', ')'), // Good + $str); } // -------------------------------------------------------------------- @@ -299,14 +289,15 @@ class CI_URI { /** * Remove the suffix from the URL if needed * - * @access private + * Called by CI_Router + * * @return void */ - function _remove_url_suffix() + public function _remove_url_suffix() { - if ($this->config->item('url_suffix') != "") + if ($this->config->item('url_suffix') != '') { - $this->uri_string = preg_replace("|".preg_quote($this->config->item('url_suffix'))."$|", "", $this->uri_string); + $this->uri_string = preg_replace('|'.preg_quote($this->config->item('url_suffix')).'$|', '', $this->uri_string); } } @@ -316,12 +307,13 @@ class CI_URI { * Explode the URI Segments. The individual segments will * be stored in the $this->segments array. * - * @access private + * Called by CI_Router + * * @return void */ - function _explode_segments() + public function _explode_segments() { - foreach (explode("/", preg_replace("|/*(.+?)/*$|", "\\1", $this->uri_string)) as $val) + foreach (explode('/', preg_replace('|/*(.+?)/*$|', '\\1', $this->uri_string)) as $val) { // Filter segments for security $val = trim($this->_filter_uri($val)); @@ -338,14 +330,15 @@ class CI_URI { * Re-index Segments * * This function re-indexes the $this->segment array so that it - * starts at 1 rather than 0. Doing so makes it simpler to + * starts at 1 rather than 0. Doing so makes it simpler to * use functions like $this->uri->segment(n) since there is * a 1:1 relationship between the segment array and the actual segments. * - * @access private + * Called by CI_Router + * * @return void */ - function _reindex_segments() + public function _reindex_segments() { array_unshift($this->segments, NULL); array_unshift($this->rsegments, NULL); @@ -360,12 +353,11 @@ class CI_URI { * * This function returns the URI segment based on the number provided. * - * @access public * @param integer * @param bool * @return string */ - function segment($n, $no_result = FALSE) + public function segment($n, $no_result = FALSE) { return ( ! isset($this->segments[$n])) ? $no_result : $this->segments[$n]; } @@ -379,12 +371,11 @@ class CI_URI { * based on the number provided. If there is no routing this function returns the * same result as $this->segment() * - * @access public * @param integer * @param bool * @return string */ - function rsegment($n, $no_result = FALSE) + public function rsegment($n, $no_result = FALSE) { return ( ! isset($this->rsegments[$n])) ? $no_result : $this->rsegments[$n]; } @@ -407,25 +398,22 @@ class CI_URI { * gender => male * ) * - * @access public * @param integer the starting segment number * @param array an array of default values * @return array */ - function uri_to_assoc($n = 3, $default = array()) + public function uri_to_assoc($n = 3, $default = array()) { return $this->_uri_to_assoc($n, $default, 'segment'); } /** * Identical to above only it uses the re-routed segment array * - * @access public * @param integer the starting segment number * @param array an array of default values * @return array - * */ - function ruri_to_assoc($n = 3, $default = array()) + public function ruri_to_assoc($n = 3, $default = array()) { return $this->_uri_to_assoc($n, $default, 'rsegment'); } @@ -435,25 +423,13 @@ class CI_URI { /** * Generate a key value pair from the URI string or Re-routed URI string * - * @access private * @param integer the starting segment number * @param array an array of default values * @param string which array we should use * @return array */ - function _uri_to_assoc($n = 3, $default = array(), $which = 'segment') + protected function _uri_to_assoc($n = 3, $default = array(), $which = 'segment') { - if ($which == 'segment') - { - $total_segments = 'total_segments'; - $segment_array = 'segment_array'; - } - else - { - $total_segments = 'total_rsegments'; - $segment_array = 'rsegment_array'; - } - if ( ! is_numeric($n)) { return $default; @@ -464,23 +440,30 @@ class CI_URI { return $this->keyval[$n]; } + if ($which === 'segment') + { + $total_segments = 'total_segments'; + $segment_array = 'segment_array'; + } + else + { + $total_segments = 'total_rsegments'; + $segment_array = 'rsegment_array'; + } + if ($this->$total_segments() < $n) { - if (count($default) == 0) + if (count($default) === 0) { return array(); } - $retval = array(); - foreach ($default as $val) - { - $retval[$val] = FALSE; - } - return $retval; + return function_exists('array_fill_keys') + ? array_fill_keys($default, FALSE) + : array_combine($default, array_fill(0, count($default), FALSE)); } $segments = array_slice($this->$segment_array(), ($n - 1)); - $i = 0; $lastval = ''; $retval = array(); @@ -521,11 +504,10 @@ class CI_URI { * Generate a URI string from an associative array * * - * @access public * @param array an associative array of key/values * @return array */ - function assoc_to_uri($array) + public function assoc_to_uri($array) { $temp = array(); foreach ((array)$array as $key => $val) @@ -542,12 +524,11 @@ class CI_URI { /** * Fetch a URI Segment and add a trailing slash * - * @access public * @param integer * @param string * @return string */ - function slash_segment($n, $where = 'trailing') + public function slash_segment($n, $where = 'trailing') { return $this->_slash_segment($n, $where, 'segment'); } @@ -557,12 +538,11 @@ class CI_URI { /** * Fetch a URI Segment and add a trailing slash * - * @access public * @param integer * @param string * @return string */ - function slash_rsegment($n, $where = 'trailing') + public function slash_rsegment($n, $where = 'trailing') { return $this->_slash_segment($n, $where, 'rsegment'); } @@ -572,22 +552,20 @@ class CI_URI { /** * Fetch a URI Segment and add a trailing slash - helper function * - * @access private * @param integer * @param string * @param string * @return string */ - function _slash_segment($n, $where = 'trailing', $which = 'segment') + protected function _slash_segment($n, $where = 'trailing', $which = 'segment') { - $leading = '/'; - $trailing = '/'; + $leading = $trailing = '/'; - if ($where == 'trailing') + if ($where === 'trailing') { $leading = ''; } - elseif ($where == 'leading') + elseif ($where === 'leading') { $trailing = ''; } @@ -600,10 +578,9 @@ class CI_URI { /** * Segment Array * - * @access public * @return array */ - function segment_array() + public function segment_array() { return $this->segments; } @@ -613,10 +590,9 @@ class CI_URI { /** * Routed Segment Array * - * @access public * @return array */ - function rsegment_array() + public function rsegment_array() { return $this->rsegments; } @@ -626,10 +602,9 @@ class CI_URI { /** * Total number of segments * - * @access public * @return integer */ - function total_segments() + public function total_segments() { return count($this->segments); } @@ -639,10 +614,9 @@ class CI_URI { /** * Total number of routed segments * - * @access public * @return integer */ - function total_rsegments() + public function total_rsegments() { return count($this->rsegments); } @@ -652,10 +626,9 @@ class CI_URI { /** * Fetch the entire URI string * - * @access public * @return string */ - function uri_string() + public function uri_string() { return $this->uri_string; } @@ -666,16 +639,14 @@ class CI_URI { /** * Fetch the entire Re-routed URI string * - * @access public * @return string */ - function ruri_string() + public function ruri_string() { return '/'.implode('/', $this->rsegment_array()); } } -// END URI Class /* End of file URI.php */ -/* Location: ./system/core/URI.php */
\ No newline at end of file +/* Location: ./system/core/URI.php */ diff --git a/system/core/Utf8.php b/system/core/Utf8.php index 7abe4e43b..0e180d36f 100644 --- a/system/core/Utf8.php +++ b/system/core/Utf8.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 2.0 @@ -44,24 +44,22 @@ class CI_Utf8 { * Constructor * * Determines if UTF-8 support is to be enabled - * */ - function __construct() + public function __construct() { - log_message('debug', "Utf8 Class Initialized"); + log_message('debug', 'Utf8 Class Initialized'); global $CFG; if ( - preg_match('/./u', 'é') === 1 // PCRE must support UTF-8 - AND function_exists('iconv') // iconv must be installed - AND ini_get('mbstring.func_overload') != 1 // Multibyte string function overloading cannot be enabled - AND $CFG->item('charset') == 'UTF-8' // Application charset must be UTF-8 + @preg_match('/./u', 'é') === 1 // PCRE must support UTF-8 + && function_exists('iconv') // iconv must be installed + && @ini_get('mbstring.func_overload') != 1 // Multibyte string function overloading cannot be enabled + && $CFG->item('charset') === 'UTF-8' // Application charset must be UTF-8 ) { - log_message('debug', "UTF-8 Support Enabled"); - define('UTF8_ENABLED', TRUE); + log_message('debug', 'UTF-8 Support Enabled'); // set internal encoding for multibyte string functions if necessary // and set a flag so we don't have to repeatedly use extension_loaded() @@ -78,8 +76,8 @@ class CI_Utf8 { } else { - log_message('debug', "UTF-8 Support Disabled"); define('UTF8_ENABLED', FALSE); + log_message('debug', 'UTF-8 Support Disabled'); } } @@ -90,11 +88,10 @@ class CI_Utf8 { * * Ensures strings are UTF-8 * - * @access public * @param string * @return string */ - function clean_string($str) + public function clean_string($str) { if ($this->_is_ascii($str) === FALSE) { @@ -113,11 +110,10 @@ class CI_Utf8 { * line feeds, and carriage returns, as all others can cause * problems in XML * - * @access public * @param string * @return string */ - function safe_ascii_for_xml($str) + public function safe_ascii_for_xml($str) { return remove_invisible_characters($str, FALSE); } @@ -129,27 +125,22 @@ class CI_Utf8 { * * Attempts to convert a string to UTF-8 * - * @access public * @param string * @param string - input encoding * @return string */ - function convert_to_utf8($str, $encoding) + public function convert_to_utf8($str, $encoding) { if (function_exists('iconv')) { - $str = @iconv($encoding, 'UTF-8', $str); + return @iconv($encoding, 'UTF-8', $str); } elseif (function_exists('mb_convert_encoding')) { - $str = @mb_convert_encoding($str, 'UTF-8', $encoding); - } - else - { - return FALSE; + return @mb_convert_encoding($str, 'UTF-8', $encoding); } - return $str; + return FALSE; } // -------------------------------------------------------------------- @@ -159,19 +150,15 @@ class CI_Utf8 { * * Tests if a string is standard 7-bit ASCII or not * - * @access public * @param string * @return bool */ - function _is_ascii($str) + protected function _is_ascii($str) { - return (preg_match('/[^\x00-\x7F]/S', $str) == 0); + return (preg_match('/[^\x00-\x7F]/S', $str) === 0); } - // -------------------------------------------------------------------- - } -// End Utf8 Class /* End of file Utf8.php */ -/* Location: ./system/core/Utf8.php */
\ No newline at end of file +/* Location: ./system/core/Utf8.php */ |