1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
<?php /** @file */
// Session management functions. These provide database storage of PHP
// session info.
$session_exists = 0;
$session_expire = 180000;
function new_cookie($time) {
$old_sid = session_id();
// ??? This shouldn't have any effect if called after session_start()
// We probably need to set the session expiration and change the PHPSESSID cookie.
session_set_cookie_params($time);
session_regenerate_id(false);
q("UPDATE session SET sid = '%s' WHERE sid = '%s'", dbesc(session_id()), dbesc($old_sid));
if (x($_COOKIE, 'jsAvailable')) {
if ($time) {
$expires = time() + $time;
} else {
$expires = 0;
}
setcookie('jsAvailable', $_COOKIE['jsAvailable'], $expires);
}
}
function ref_session_open ($s,$n) {
return true;
}
function ref_session_read ($id) {
global $session_exists;
if(x($id))
$r = q("SELECT `data` FROM `session` WHERE `sid`= '%s'", dbesc($id));
if(count($r)) {
$session_exists = true;
return $r[0]['data'];
}
return '';
}
function ref_session_write ($id,$data) {
global $session_exists, $session_expire;
if(! $id || ! $data) {
return false;
}
$expire = time() + $session_expire;
$default_expire = time() + 300;
if($session_exists)
$r = q("UPDATE `session`
SET `data` = '%s', `expire` = '%s'
WHERE `sid` = '%s' LIMIT 1",
dbesc($data), dbesc($expire), dbesc($id));
else
$r = q("INSERT INTO `session`
SET `sid` = '%s', `expire` = '%s', `data` = '%s'",
dbesc($id), dbesc($default_expire), dbesc($data));
return true;
}
function ref_session_close() {
return true;
}
function ref_session_destroy ($id) {
q("DELETE FROM `session` WHERE `sid` = '%s'", dbesc($id));
return true;
}
function ref_session_gc($expire) {
q("DELETE FROM session WHERE expire < %d", dbesc(time()));
q("OPTIMIZE TABLE session");
return true;
}
$gc_probability = 50;
ini_set('session.gc_probability', $gc_probability);
ini_set('session.use_only_cookies', 1);
ini_set('session.cookie_httponly', 1);
session_set_save_handler ('ref_session_open', 'ref_session_close', 'ref_session_read', 'ref_session_write', 'ref_session_destroy', 'ref_session_gc');
|
