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301 lines
11 KiB
301 lines
11 KiB
<?php
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/**
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* ECSHOP SESSION 鍏?敤绫诲簱
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* ============================================================================
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* * 鐗堟潈鎵€鏈 2005-2016 涓婃捣鍟嗘淳缃戠粶绉戞妧鏈夐檺鍏?徃锛屽苟淇濈暀鎵€鏈夋潈鍒┿€
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* 缃戠珯鍦板潃: http://www.ecmoban.com锛
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* ----------------------------------------------------------------------------
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* 杩欎笉鏄?竴涓?嚜鐢辫蒋浠讹紒鎮ㄥ彧鑳藉湪涓嶇敤浜庡晢涓氱洰鐨勭殑鍓嶆彁涓嬪?绋嬪簭浠ｇ爜杩涜?淇?敼鍜
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* 浣跨敤锛涗笉鍏佽?瀵圭▼搴忎唬鐮佷互浠讳綍褰㈠紡浠讳綍鐩?殑鐨勫啀鍙戝竷銆
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* ============================================================================
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* $Author: liubo $
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* $Id: cls_session.php 17217 2011-01-19 06:29:08Z liubo $
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*/
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if (!defined('IN_ECS'))
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{
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die('Hacking attempt');
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}
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class cls_session
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{
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var $db = NULL;
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var $session_table = '';
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var $max_life_time = 180000; // SESSION 杩囨湡鏃堕棿
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var $session_name = '';
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var $session_id = '';
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var $session_expiry = '';
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var $session_md5 = '';
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var $session_cookie_path = '/';
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var $session_cookie_domain = '';
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var $session_cookie_secure = false;
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var $_ip = '';
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var $_time = 0;
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function __construct(&$db, $session_table, $session_data_table, $session_name = 'ECS_ID', $session_id = '')
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{
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$this->cls_session($db, $session_table, $session_data_table, $session_name, $session_id);
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}
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function cls_session(&$db, $session_table, $session_data_table, $session_name = 'ECS_ID', $session_id = '')
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{
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$GLOBALS['_SESSION'] = array();
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if (!empty($GLOBALS['cookie_path']))
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{
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$this->session_cookie_path = $GLOBALS['cookie_path'];
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}
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else
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{
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$this->session_cookie_path = '/';
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}
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if (!empty($GLOBALS['cookie_domain']))
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{
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$this->session_cookie_domain = $GLOBALS['cookie_domain'];
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}
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else
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{
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$this->session_cookie_domain = '';
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}
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if (!empty($GLOBALS['cookie_secure']))
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{
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$this->session_cookie_secure = $GLOBALS['cookie_secure'];
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}
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else
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{
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$this->session_cookie_secure = false;
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}
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$this->session_name = $session_name;
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$this->session_table = $session_table;
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$this->session_data_table = $session_data_table;
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$this->db = &$db;
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//ecmoban模板堂 --zhuo start
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if(isset($_COOKIE['dsc_real_ip']) && !empty($_COOKIE['dsc_real_ip']))
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{
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$this->_ip = $_COOKIE['dsc_real_ip'];
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}
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else
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{
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$this->_ip = real_ip();
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setcookie("dsc_real_ip", $this->_ip, time()+36000, $this->session_cookie_path);
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}
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//ecmoban模板堂 --zhuo end
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if ($session_id == '' && !empty($_COOKIE[$this->session_name]))
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{
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$this->session_id = $_COOKIE[$this->session_name];
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}
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else
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{
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$this->session_id = $session_id;
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}
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if ($this->session_id)
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{
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$tmp_session_id = substr($this->session_id, 0, 32);
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if ($this->gen_session_key($tmp_session_id) == substr($this->session_id, 32))
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{
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$this->session_id = $tmp_session_id;
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}
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else
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{
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$this->session_id = '';
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}
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}
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$this->_time = time();
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if ($this->session_id)
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{
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$this->load_session();
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}
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else
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{
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$this->gen_session_id();
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setcookie($this->session_name, $this->session_id . $this->gen_session_key($this->session_id), 0, $this->session_cookie_path, $this->session_cookie_domain, $this->session_cookie_secure);
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}
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register_shutdown_function(array(&$this, 'close_session'));
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}
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function gen_session_id()
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{
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$this->session_id = md5(uniqid(mt_rand(), true));
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return $this->insert_session();
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}
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function gen_session_key($session_id)
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{
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static $ip = '';
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if ($ip == '')
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{
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$ip = substr($this->_ip, 0, strrpos($this->_ip, '.'));
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}
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return sprintf('%08x', crc32(ROOT_PATH . $ip . $session_id));
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}
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function insert_session()
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{
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return $this->db->query('INSERT INTO ' . $this->session_table . " (sesskey, expiry, ip, data) VALUES ('" . $this->session_id . "', '". $this->_time ."', '". $this->_ip ."', 'a:0:{}')");
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}
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function load_session()
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{
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$session = $this->db->getRow('SELECT userid, adminid, user_name, user_rank, discount, email, data, expiry FROM ' . $this->session_table . " WHERE sesskey = '" . $this->session_id . "'");
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if (empty($session))
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{
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$this->insert_session();
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$this->session_expiry = 0;
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$this->session_md5 = '40cd750bba9870f18aada2478b24840a';
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$GLOBALS['_SESSION'] = array();
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}
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else
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{
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if (!empty($session['data']) && $this->_time - $session['expiry'] <= $this->max_life_time)
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{
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$this->session_expiry = $session['expiry'];
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$this->session_md5 = md5($session['data']);
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$GLOBALS['_SESSION'] = unserialize($session['data']);
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$GLOBALS['_SESSION']['user_id'] = $session['userid'];
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$GLOBALS['_SESSION']['admin_id'] = $session['adminid'];
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$GLOBALS['_SESSION']['user_name'] = $session['user_name'];
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$GLOBALS['_SESSION']['user_rank'] = $session['user_rank'];
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$GLOBALS['_SESSION']['discount'] = $session['discount'];
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$GLOBALS['_SESSION']['email'] = $session['email'];
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}
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else
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{
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$session_data = $this->db->getRow('SELECT data, expiry FROM ' . $this->session_data_table . " WHERE sesskey = '" . $this->session_id . "'");
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if (!empty($session_data['data']) && $this->_time - $session_data['expiry'] <= $this->max_life_time)
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{
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$this->session_expiry = $session_data['expiry'];
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$this->session_md5 = md5($session_data['data']);
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$GLOBALS['_SESSION'] = unserialize($session_data['data']);
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$GLOBALS['_SESSION']['user_id'] = $session['userid'];
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$GLOBALS['_SESSION']['admin_id'] = $session['adminid'];
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$GLOBALS['_SESSION']['user_name'] = $session['user_name'];
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$GLOBALS['_SESSION']['user_rank'] = $session['user_rank'];
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$GLOBALS['_SESSION']['discount'] = $session['discount'];
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$GLOBALS['_SESSION']['email'] = $session['email'];
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}
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else
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{
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$this->session_expiry = 0;
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$this->session_md5 = '40cd750bba9870f18aada2478b24840a';
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$GLOBALS['_SESSION'] = array();
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}
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}
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}
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}
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function update_session()
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{
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$adminid = !empty($GLOBALS['_SESSION']['admin_id']) ? intval($GLOBALS['_SESSION']['admin_id']) : 0;
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$userid = !empty($GLOBALS['_SESSION']['user_id']) ? intval($GLOBALS['_SESSION']['user_id']) : 0;
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$user_name = !empty($GLOBALS['_SESSION']['user_name']) ? trim($GLOBALS['_SESSION']['user_name']) : 0;
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$user_rank = !empty($GLOBALS['_SESSION']['user_rank']) ? intval($GLOBALS['_SESSION']['user_rank']) : 0;
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$discount = !empty($GLOBALS['_SESSION']['discount']) ? round($GLOBALS['_SESSION']['discount'], 2) : 0;
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$email = !empty($GLOBALS['_SESSION']['email']) ? trim($GLOBALS['_SESSION']['email']) : 0;
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unset($GLOBALS['_SESSION']['admin_id']);
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unset($GLOBALS['_SESSION']['user_id']);
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unset($GLOBALS['_SESSION']['user_name']);
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unset($GLOBALS['_SESSION']['user_rank']);
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unset($GLOBALS['_SESSION']['discount']);
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unset($GLOBALS['_SESSION']['email']);
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$data = serialize($GLOBALS['_SESSION']);
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$this->_time = time();
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if ($this->session_md5 == md5($data) && $this->_time < $this->session_expiry + 10)
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{
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return true;
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}
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$data = addslashes($data);
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if (isset($data{255}))
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{
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$this->db->autoReplace($this->session_data_table, array('sesskey' => $this->session_id, 'expiry' => $this->_time, 'data' => $data), array('expiry' => $this->_time,'data' => $data));
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$data = '';
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}
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return $this->db->query('UPDATE ' . $this->session_table . " SET expiry = '" . $this->_time . "', ip = '" . $this->_ip . "', userid = '" . $userid . "', adminid = '" . $adminid . "', user_name='" . $user_name . "', user_rank='" . $user_rank . "', discount='" . $discount . "', email='" . $email . "', data = '$data' WHERE sesskey = '" . $this->session_id . "' LIMIT 1");
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}
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function close_session()
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{
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$this->update_session();
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/* 闅忔満瀵 sessions_data 鐨勫簱杩涜?鍒犻櫎鎿嶄綔 */
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if (mt_rand(0, 2) == 2)
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{
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$this->db->query('DELETE FROM ' . $this->session_data_table . ' WHERE expiry < ' . ($this->_time - $this->max_life_time));
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}
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if ((time() % 2) == 0)
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{
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return $this->db->query('DELETE FROM ' . $this->session_table . ' WHERE expiry < ' . ($this->_time - $this->max_life_time));
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}
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return true;
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}
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function delete_spec_admin_session($adminid)
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{
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if (!empty($GLOBALS['_SESSION']['admin_id']) && $adminid)
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{
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return $this->db->query('DELETE FROM ' . $this->session_table . " WHERE adminid = '$adminid'");
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}
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else
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{
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return false;
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}
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}
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function destroy_session()
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{
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$GLOBALS['_SESSION'] = array();
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setcookie($this->session_name, $this->session_id, 1, $this->session_cookie_path, $this->session_cookie_domain, $this->session_cookie_secure);
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/* ECSHOP 鑷?畾涔夋墽琛岄儴鍒 */
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/*if (!empty($GLOBALS['ecs']))
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{
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$this->db->query('DELETE FROM ' . $GLOBALS['ecs']->table('cart') . " WHERE session_id = '$this->session_id'");
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}*/
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/* ECSHOP 鑷?畾涔夋墽琛岄儴鍒 */
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$this->db->query('DELETE FROM ' . $this->session_data_table . " WHERE sesskey = '" . $this->session_id . "' LIMIT 1");
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return $this->db->query('DELETE FROM ' . $this->session_table . " WHERE sesskey = '" . $this->session_id . "' LIMIT 1");
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}
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function get_session_id()
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{
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return $this->session_id;
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}
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function get_users_count()
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{
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return $this->db->getOne('SELECT count(*) FROM ' . $this->session_table);
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}
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}
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?>
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