From f7ec00b2f8ba3efc5bdeacef9c813f8a826ae3be Mon Sep 17 00:00:00 2001
From: Patrick Anders <p.anders@timmehosting.de>
Date: Wed, 10 Dec 2014 08:44:26 -0500
Subject: [PATCH] add Spdy option - http://en.wikipedia.org/wiki/SPDY
---
interface/lib/classes/session.inc.php | 49 +++++++++++++++++++++++++++++++++----------------
1 files changed, 33 insertions(+), 16 deletions(-)
diff --git a/interface/lib/classes/session.inc.php b/interface/lib/classes/session.inc.php
index be0ca84..8b3a7cf 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 = $this->db->queryOneRecord("SELECT * FROM sys_session WHERE session_id = '".$this->db->quote($session_id)."' AND (`permanent` = 'y' OR last_updated >= DATE_SUB(NOW(), INTERVAL " . intval($this->timeout) . " MINUTE))");
+ } else {
+ $rec = $this->db->queryOneRecord("SELECT * FROM sys_session WHERE session_id = '".$this->db->quote($session_id)."'");
+ }
if (is_array($rec)) {
$this->session_array = $rec;
@@ -71,25 +88,21 @@
// Dont write session_data to DB if session data has not been changed after reading it.
if(isset($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')";
+ $sql = "REPLACE INTO sys_session (session_id,date_created,last_updated,session_data,permanent) VALUES ('$session_id',NOW(),NOW(),'$session_data','" . ($this->permanent ? 'y' : 'n') . "')";
$this->db->query($sql);
} 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'";
+ $sql = "UPDATE sys_session SET last_updated = NOW(), session_data = '$session_data'" . ($this->permanent ? ", `permanent` = 'y'" : "") . " WHERE session_id = '$session_id'";
$this->db->query($sql);
}
@@ -108,12 +121,16 @@
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'";
- $this->db->query($sql);
+ /*if($this->timeout > 0) {
+ $this->db->query("DELETE FROM sys_session WHERE last_updated < DATE_SUB(NOW(), INTERVAL " . intval($this->timeout) . " MINUTE)");
+ } else {*/
+ $sql = "DELETE FROM sys_session WHERE last_updated < DATE_SUB(NOW(), INTERVAL " . intval($max_lifetime) . " SECOND) AND `permanent` != 'y'";
+ $this->db->query($sql);
+
+ /* 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;
--
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