if(! function_exists('ref_session_open')) {
function ref_session_open ($s,$n) {
- return true;
+ return true;
}}
if(! function_exists('ref_session_read')) {
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'];
- } else {
- logger("no data for session $id", LOGGER_TRACE);
- }
- return '';
+ 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'];
+ } else {
+ logger("no data for session $id", LOGGER_TRACE);
+ }
+ return '';
}}
if(! function_exists('ref_session_write')) {
function ref_session_write ($id,$data) {
- global $session_exists, $session_expire;
- if(! $id || ! $data) {
- return false;
- }
-
- $expire = time() + $session_expire;
- $default_expire = time() + 300;
-
- if($session_exists)
- $r = q("UPDATE `session`
- SET `data` = '%s', `expire` = '%s'
- WHERE `sid` = '%s'",
- dbesc($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;
+ global $session_exists, $session_expire;
+
+ if(! $id || ! $data) {
+ return false;
+ }
+
+ $expire = time() + $session_expire;
+ $default_expire = time() + 300;
+
+ if($session_exists) {
+ $r = q("UPDATE `session`
+ SET `data` = '%s'
+ WHERE `data` != '%s' AND `sid` = '%s'",
+ dbesc($data), dbesc($data), dbesc($id));
+
+ $r = q("UPDATE `session`
+ SET `expire` = '%s'
+ WHERE `expire` != '%s' AND `sid` = '%s'",
+ dbesc($expire), 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;
}}
if(! function_exists('ref_session_close')) {
function ref_session_close() {
- return true;
+ return true;
}}
if(! function_exists('ref_session_destroy')) {
function ref_session_destroy ($id) {
- q("DELETE FROM `session` WHERE `sid` = '%s'", dbesc($id));
- return true;
+ q("DELETE FROM `session` WHERE `sid` = '%s'", dbesc($id));
+ return true;
}}
if(! function_exists('ref_session_gc')) {
function ref_session_gc($expire) {
- q("DELETE FROM `session` WHERE `expire` < %d", dbesc(time()));
- q("OPTIMIZE TABLE `sess_data`");
- return true;
+ q("DELETE FROM `session` WHERE `expire` < %d", dbesc(time()));
+ q("OPTIMIZE TABLE `sess_data`");
+ return true;
}}
$gc_probability = 50;
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');
+if (!get_config('system', 'disable_database_session'))
+ session_set_save_handler('ref_session_open', 'ref_session_close',
+ 'ref_session_read', 'ref_session_write',
+ 'ref_session_destroy', 'ref_session_gc');