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Diffstat (limited to 'system/libraries/Session/drivers/Session_native.php')
| -rw-r--r-- | system/libraries/Session/drivers/Session_native.php | 246 |
1 files changed, 0 insertions, 246 deletions
diff --git a/system/libraries/Session/drivers/Session_native.php b/system/libraries/Session/drivers/Session_native.php deleted file mode 100644 index 4104652b8..000000000 --- a/system/libraries/Session/drivers/Session_native.php +++ /dev/null @@ -1,246 +0,0 @@ -<?php -/** - * CodeIgniter - * - * An open source application development framework for PHP 5.2.4 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 EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2014, 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 - */ -defined('BASEPATH') OR exit('No direct script access allowed'); - -/** - * Native PHP session management driver - * - * This is the driver that uses the native PHP $_SESSION array through the Session driver library. - * - * @package CodeIgniter - * @subpackage Libraries - * @category Sessions - * @author EllisLab Dev Team - */ -class CI_Session_native extends CI_Session_driver { - - /** - * Initialize session driver object - * - * @return void - */ - protected function initialize() - { - // Get config parameters - $config = array(); - $prefs = array( - 'sess_cookie_name', - 'sess_expire_on_close', - 'sess_expiration', - 'sess_match_ip', - 'sess_match_useragent', - 'sess_time_to_update', - 'cookie_prefix', - 'cookie_path', - 'cookie_domain', - 'cookie_secure', - 'cookie_httponly' - ); - - foreach ($prefs as $key) - { - $config[$key] = isset($this->_parent->params[$key]) - ? $this->_parent->params[$key] - : $this->CI->config->item($key); - } - - // Set session name, if specified - if ($config['sess_cookie_name']) - { - // Differentiate name from cookie driver with '_id' suffix - $name = $config['sess_cookie_name'].'_id'; - if ($config['cookie_prefix']) - { - // Prepend cookie prefix - $name = $config['cookie_prefix'].$name; - } - session_name($name); - } - - // Set expiration, path, and domain - $expire = 7200; - $path = '/'; - $domain = ''; - $secure = (bool) $config['cookie_secure']; - $http_only = (bool) $config['cookie_httponly']; - - if ($config['sess_expiration'] !== FALSE) - { - // Default to 2 years if expiration is "0" - $expire = ($config['sess_expiration'] == 0) ? (60*60*24*365*2) : $config['sess_expiration']; - } - - if ($config['cookie_path']) - { - // Use specified path - $path = $config['cookie_path']; - } - - if ($config['cookie_domain']) - { - // Use specified domain - $domain = $config['cookie_domain']; - } - - session_set_cookie_params($config['sess_expire_on_close'] ? 0 : $expire, $path, $domain, $secure, $http_only); - - // Start session - session_start(); - - // Check session expiration, ip, and agent - $now = time(); - $destroy = FALSE; - if (isset($_SESSION['last_activity']) && (($_SESSION['last_activity'] + $expire) < $now OR $_SESSION['last_activity'] > $now)) - { - // Expired - destroy - log_message('debug', 'Session: Expired'); - $destroy = TRUE; - } - elseif ($config['sess_match_ip'] === TRUE && isset($_SESSION['ip_address']) - && $_SESSION['ip_address'] !== $this->CI->input->ip_address()) - { - // IP doesn't match - destroy - log_message('debug', 'Session: IP address mismatch'); - $destroy = TRUE; - } - elseif ($config['sess_match_useragent'] === TRUE && isset($_SESSION['user_agent']) - && $_SESSION['user_agent'] !== trim(substr($this->CI->input->user_agent(), 0, 50))) - { - // Agent doesn't match - destroy - log_message('debug', 'Session: User Agent string mismatch'); - $destroy = TRUE; - } - - // Destroy expired or invalid session - if ($destroy) - { - // Clear old session and start new - $this->sess_destroy(); - session_start(); - } - - // Check for update time - if ($config['sess_time_to_update'] && isset($_SESSION['last_activity']) - && ($_SESSION['last_activity'] + $config['sess_time_to_update']) < $now) - { - // Changing the session ID amidst a series of AJAX calls causes problems - if ( ! $this->CI->input->is_ajax_request()) - { - // Regenerate ID, but don't destroy session - log_message('debug', 'Session: Regenerate ID'); - $this->sess_regenerate(FALSE); - } - } - - // Set activity time - $_SESSION['last_activity'] = $now; - - // Set matching values as required - if ($config['sess_match_ip'] === TRUE && ! isset($_SESSION['ip_address'])) - { - // Store user IP address - $_SESSION['ip_address'] = $this->CI->input->ip_address(); - } - - if ($config['sess_match_useragent'] === TRUE && ! isset($_SESSION['user_agent'])) - { - // Store user agent string - $_SESSION['user_agent'] = trim(substr($this->CI->input->user_agent(), 0, 50)); - } - - // Make session ID available - $_SESSION['session_id'] = session_id(); - } - - // ------------------------------------------------------------------------ - - /** - * Save the session data - * - * @return void - */ - public function sess_save() - { - // Nothing to do - changes to $_SESSION are automatically saved - } - - // ------------------------------------------------------------------------ - - /** - * Destroy the current session - * - * @return void - */ - public function sess_destroy() - { - // Cleanup session - $_SESSION = array(); - $name = session_name(); - if (isset($_COOKIE[$name])) - { - // Clear session cookie - $params = session_get_cookie_params(); - setcookie($name, '', time() - 42000, $params['path'], $params['domain'], $params['secure'], $params['httponly']); - unset($_COOKIE[$name]); - } - session_destroy(); - } - - // ------------------------------------------------------------------------ - - /** - * Regenerate the current session - * - * Regenerate the session id - * - * @param bool Destroy session data flag (default: FALSE) - * @return void - */ - public function sess_regenerate($destroy = FALSE) - { - // Just regenerate id, passing destroy flag - session_regenerate_id($destroy); - $_SESSION['session_id'] = session_id(); - } - - // ------------------------------------------------------------------------ - - /** - * Get a reference to user data array - * - * @return array Reference to userdata - */ - public function &get_userdata() - { - // Just return reference to $_SESSION - return $_SESSION; - } - -} - -/* End of file Session_native.php */ -/* Location: ./system/libraries/Session/drivers/Session_native.php */
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