diff options
Diffstat (limited to 'system/core/Input.php')
| -rwxr-xr-x | system/core/Input.php | 70 |
1 files changed, 46 insertions, 24 deletions
diff --git a/system/core/Input.php b/system/core/Input.php index 9bfb5f1fb..3cbbe787f 100755 --- a/system/core/Input.php +++ b/system/core/Input.php @@ -4,10 +4,22 @@ * * 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: + * http://opensource.org/licenses/OSL-3.0 + * 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 ExpressionEngine Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. - * @license http://codeigniter.com/user_guide/license.html + * @author EllisLab Dev Team + * @copyright Copyright (c) 2008 - 2011, 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 @@ -23,7 +35,7 @@ * @package CodeIgniter * @subpackage Libraries * @category Input - * @author ExpressionEngine Dev Team + * @author EllisLab Dev Team * @link http://codeigniter.com/user_guide/libraries/input.html */ class CI_Input { @@ -110,13 +122,13 @@ class CI_Input { * * This is a helper function to retrieve values from global arrays * - * @access private + * @access protected * @param array * @param string * @param bool * @return string */ - function _fetch_from_array(&$array, $index = '', $xss_clean = FALSE) + protected function _fetch_from_array(&$array, $index = '', $xss_clean = FALSE) { if ( ! isset($array[$index])) { @@ -141,7 +153,7 @@ class CI_Input { * @param bool * @return string */ - function get($index = NULL, $xss_clean = FALSE) + public function get($index = NULL, $xss_clean = FALSE) { // Check if a field has been provided if ($index === NULL AND ! empty($_GET)) @@ -169,7 +181,7 @@ class CI_Input { * @param bool * @return string */ - function post($index = NULL, $xss_clean = FALSE) + public function post($index = NULL, $xss_clean = FALSE) { // Check if a field has been provided if ($index === NULL AND ! empty($_POST)) @@ -198,7 +210,7 @@ class CI_Input { * @param bool XSS cleaning * @return string */ - function get_post($index = '', $xss_clean = FALSE) + public function get_post($index = '', $xss_clean = FALSE) { if ( ! isset($_POST[$index]) ) { @@ -220,7 +232,7 @@ class CI_Input { * @param bool * @return string */ - function cookie($index = '', $xss_clean = FALSE) + public function cookie($index = '', $xss_clean = FALSE) { return $this->_fetch_from_array($_COOKIE, $index, $xss_clean); } @@ -243,7 +255,7 @@ class CI_Input { * @param bool true makes the cookie secure * @return void */ - function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = FALSE) + public function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = FALSE) { if (is_array($name)) { @@ -296,7 +308,7 @@ class CI_Input { * @param bool * @return string */ - function server($index = '', $xss_clean = FALSE) + public function server($index = '', $xss_clean = FALSE) { return $this->_fetch_from_array($_SERVER, $index, $xss_clean); } @@ -309,7 +321,7 @@ class CI_Input { * @access public * @return string */ - function ip_address() + public function ip_address() { if ($this->ip_address !== FALSE) { @@ -323,13 +335,13 @@ class CI_Input { $this->ip_address = in_array($_SERVER['REMOTE_ADDR'], $proxies) ? $_SERVER['HTTP_X_FORWARDED_FOR'] : $_SERVER['REMOTE_ADDR']; } - elseif ($this->server('REMOTE_ADDR') AND $this->server('HTTP_CLIENT_IP')) + elseif (! $this->server('HTTP_CLIENT_IP') AND $this->server('REMOTE_ADDR')) { - $this->ip_address = $_SERVER['HTTP_CLIENT_IP']; + $this->ip_address = $_SERVER['REMOTE_ADDR']; } - elseif ($this->server('REMOTE_ADDR')) + elseif ($this->server('REMOTE_ADDR') AND $this->server('HTTP_CLIENT_IP')) { - $this->ip_address = $_SERVER['REMOTE_ADDR']; + $this->ip_address = $_SERVER['HTTP_CLIENT_IP']; } elseif ($this->server('HTTP_CLIENT_IP')) { @@ -369,10 +381,16 @@ class CI_Input { * * @access public * @param string - * @return string + * @return bool */ - function valid_ip($ip) + public function valid_ip($ip) { + // if php version >= 5.2, use filter_var to check validate ip. + if (function_exists('filter_var')) + { + return (bool) filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4); + } + $ip_segments = explode('.', $ip); // Always 4 segments needed @@ -407,7 +425,7 @@ class CI_Input { * @access public * @return string */ - function user_agent() + public function user_agent() { if ($this->user_agent !== FALSE) { @@ -435,7 +453,7 @@ class CI_Input { * @access private * @return void */ - function _sanitize_globals() + private function _sanitize_globals() { // It would be "wrong" to unset any of these GLOBALS. $protected = array('_SERVER', '_GET', '_POST', '_FILES', '_REQUEST', @@ -536,7 +554,7 @@ class CI_Input { * @param string * @return string */ - function _clean_input_data($str) + private function _clean_input_data($str) { if (is_array($str)) { @@ -598,7 +616,7 @@ class CI_Input { * @param string * @return string */ - function _clean_input_keys($str) + private function _clean_input_keys($str) { if ( ! preg_match("/^[a-z0-9:_\/-]+$/i", $str)) { @@ -622,6 +640,7 @@ 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 @@ -665,6 +684,7 @@ 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 @@ -696,6 +716,7 @@ class CI_Input { * * Test to see if a request contains the HTTP_X_REQUESTED_WITH header * + * @access public * @return boolean */ public function is_ajax_request() @@ -710,6 +731,7 @@ class CI_Input { * * Test to see if a request was made from the command line * + * @access public * @return boolean */ public function is_cli_request() @@ -720,4 +742,4 @@ class CI_Input { } /* End of file Input.php */ -/* Location: ./system/core/Input.php */
\ No newline at end of file +/* Location: ./system/core/Input.php */ |