From e1ceb050e19c7574bca146a8da7047ee4ff456b5 Mon Sep 17 00:00:00 2001
From: Marius Burkard <m.burkard@pixcept.de>
Date: Sun, 10 Jul 2016 05:02:35 -0400
Subject: [PATCH] Merge branch 'stable-3.1'
---
interface/lib/classes/session.inc.php | 57 ++++++++++++++++++++++++++++++++-------------------------
1 files changed, 32 insertions(+), 25 deletions(-)
diff --git a/interface/lib/classes/session.inc.php b/interface/lib/classes/session.inc.php
index be0ca84..f4a90be 100644
--- a/interface/lib/classes/session.inc.php
+++ b/interface/lib/classes/session.inc.php
@@ -32,9 +32,22 @@
private $session_array = array();
private $db;
+ private $timeout = 0;
+ private $permanent = false;
- function __construct() {
+ function __construct($session_timeout = 0) {
$this->db = new db;
+ $this->timeout = $session_timeout;
+ }
+
+ function set_timeout($session_timeout = 0) {
+ $old_timeout = $this->timeout;
+ $this->timeout = $session_timeout;
+ return $old_timeout;
+ }
+
+ function set_permanent($value = false) {
+ $this->permanent = $value;
}
function open ($save_path, $session_name) {
@@ -51,8 +64,12 @@
}
function read ($session_id) {
-
- $rec = $this->db->queryOneRecord("SELECT * FROM sys_session WHERE session_id = '".$this->db->quote($session_id)."'");
+
+ if($this->timeout > 0) {
+ $rec = $this->db->queryOneRecord("SELECT * FROM sys_session WHERE session_id = ? AND (`permanent` = 'y' OR last_updated >= DATE_SUB(NOW(), INTERVAL ? MINUTE))", $session_id, $this->timeout);
+ } else {
+ $rec = $this->db->queryOneRecord("SELECT * FROM sys_session WHERE session_id = ?", $session_id);
+ }
if (is_array($rec)) {
$this->session_array = $rec;
@@ -70,27 +87,18 @@
// Dont write session_data to DB if session data has not been changed after reading it.
if(isset($this->session_array['session_data']) && $this->session_array['session_data'] != '' && $this->session_array['session_data'] == $session_data) {
- $session_id = $this->db->quote($session_id);
- $last_updated = date('Y-m-d H:i:s');
- $this->db->query("UPDATE sys_session SET last_updated = '$last_updated' WHERE session_id = '$session_id'");
+ $this->db->query("UPDATE sys_session SET last_updated = NOW() WHERE session_id = ?", $session_id);
return true;
}
if (@$this->session_array['session_id'] == '') {
- $session_id = $this->db->quote($session_id);
- $date_created = date('Y-m-d H:i:s');
- $last_updated = date('Y-m-d H:i:s');
- $session_data = $this->db->quote($session_data);
- $sql = "INSERT INTO sys_session (session_id,date_created,last_updated,session_data) VALUES ('$session_id','$date_created','$last_updated','$session_data')";
- $this->db->query($sql);
+ $sql = "REPLACE INTO sys_session (session_id,date_created,last_updated,session_data,permanent) VALUES (?,NOW(),NOW(),?,?)";
+ $this->db->query($sql, $session_id, $session_data, ($this->permanent ? 'y' : 'n'));
} else {
- $session_id = $this->db->quote($session_id);
- $last_updated = date('Y-m-d H:i:s');
- $session_data = $this->db->quote($session_data);
- $sql = "UPDATE sys_session SET last_updated = '$last_updated', session_data = '$session_data' WHERE session_id = '$session_id'";
- $this->db->query($sql);
+ $sql = "UPDATE sys_session SET last_updated = NOW(), session_data = ?" . ($this->permanent ? ", `permanent` = 'y'" : "") . " WHERE session_id = ?";
+ $this->db->query($sql, $session_data, $session_id);
}
@@ -99,20 +107,19 @@
function destroy ($session_id) {
- $session_id = $this->db->quote($session_id);
- $sql = "DELETE FROM sys_session WHERE session_id = '$session_id'";
- $this->db->query($sql);
+ $sql = "DELETE FROM sys_session WHERE session_id = ?";
+ $this->db->query($sql, $session_id);
return true;
}
function gc ($max_lifetime) {
- $real_now = date('Y-m-d H:i:s');
- $dt1 = strtotime("$real_now -$max_lifetime seconds");
- $dt2 = date('Y-m-d H:i:s', $dt1);
-
- $sql = "DELETE FROM sys_session WHERE last_updated < '$dt2'";
+ $sql = "DELETE FROM sys_session WHERE last_updated < DATE_SUB(NOW(), INTERVAL ? SECOND) AND `permanent` != 'y'";
+ $this->db->query($sql, intval($max_lifetime));
+
+ /* delete very old even if they are permanent */
+ $sql = "DELETE FROM sys_session WHERE last_updated < DATE_SUB(NOW(), INTERVAL 1 YEAR)";
$this->db->query($sql);
return true;
--
Gitblit v1.9.1