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Diffstat (limited to 'program/lib/Roundcube/rcube_session.php')
-rw-r--r--program/lib/Roundcube/rcube_session.php142
1 files changed, 50 insertions, 92 deletions
diff --git a/program/lib/Roundcube/rcube_session.php b/program/lib/Roundcube/rcube_session.php
index 67072df41..ee4db6e86 100644
--- a/program/lib/Roundcube/rcube_session.php
+++ b/program/lib/Roundcube/rcube_session.php
@@ -32,7 +32,6 @@ class rcube_session
private $ip;
private $start;
private $changed;
- private $time_diff = 0;
private $reloaded = false;
private $unsets = array();
private $gc_handlers = array();
@@ -43,7 +42,6 @@ class rcube_session
private $secret = '';
private $ip_check = false;
private $logging = false;
- private $storage;
private $memcache;
@@ -54,21 +52,18 @@ class rcube_session
{
$this->db = $db;
$this->start = microtime(true);
- $this->ip = rcube_utils::remote_addr();
+ $this->ip = $_SERVER['REMOTE_ADDR'];
$this->logging = $config->get('log_session', false);
$lifetime = $config->get('session_lifetime', 1) * 60;
$this->set_lifetime($lifetime);
// use memcache backend
- $this->storage = $config->get('session_storage', 'db');
- if ($this->storage == 'memcache') {
+ if ($config->get('session_storage', 'db') == 'memcache') {
$this->memcache = rcube::get_instance()->get_memcache();
// set custom functions for PHP session management if memcache is available
if ($this->memcache) {
- ini_set('session.serialize_handler', 'php');
-
session_set_save_handler(
array($this, 'open'),
array($this, 'close'),
@@ -84,9 +79,7 @@ class rcube_session
true, true);
}
}
- else if ($this->storage != 'php') {
- ini_set('session.serialize_handler', 'php');
-
+ else {
// set custom functions for PHP session management
session_set_save_handler(
array($this, 'open'),
@@ -94,23 +87,7 @@ class rcube_session
array($this, 'db_read'),
array($this, 'db_write'),
array($this, 'db_destroy'),
- array($this, 'gc'));
- }
- }
-
-
- /**
- * Wrapper for session_start()
- */
- public function start()
- {
- session_start();
-
- // copy some session properties to object vars
- if ($this->storage == 'php') {
- $this->key = session_id();
- $this->ip = $_SESSION['__IP'];
- $this->changed = $_SESSION['__MTIME'];
+ array($this, 'db_gc'));
}
}
@@ -139,25 +116,6 @@ class rcube_session
/**
- * Wrapper for session_write_close()
- */
- public function write_close()
- {
- if ($this->storage == 'php') {
- $_SESSION['__IP'] = $this->ip;
- $_SESSION['__MTIME'] = time();
- }
-
- session_write_close();
-
- // write_close() is called on script shutdown, see rcube::shutdown()
- // execute cleanup functionality if enabled by session gc handler
- // we do this after closing the session for better performance
- $this->gc_shutdown();
- }
-
-
- /**
* Read session data from database
*
* @param string Session ID
@@ -167,16 +125,14 @@ class rcube_session
public function db_read($key)
{
$sql_result = $this->db->query(
- "SELECT vars, ip, changed, " . $this->db->now() . " AS ts"
- . " FROM " . $this->db->table_name('session')
- . " WHERE sess_id = ?", $key);
+ "SELECT vars, ip, changed FROM ".$this->db->table_name('session')
+ ." WHERE sess_id = ?", $key);
if ($sql_result && ($sql_arr = $this->db->fetch_assoc($sql_result))) {
- $this->time_diff = time() - strtotime($sql_arr['ts']);
- $this->changed = strtotime($sql_arr['changed']);
- $this->ip = $sql_arr['ip'];
- $this->vars = base64_decode($sql_arr['vars']);
- $this->key = $key;
+ $this->changed = strtotime($sql_arr['changed']);
+ $this->ip = $sql_arr['ip'];
+ $this->vars = base64_decode($sql_arr['vars']);
+ $this->key = $key;
return !empty($this->vars) ? (string) $this->vars : '';
}
@@ -196,9 +152,8 @@ class rcube_session
*/
public function db_write($key, $vars)
{
- $now = $this->db->now();
- $table = $this->db->table_name('session');
- $ts = microtime(true);
+ $ts = microtime(true);
+ $now = $this->db->fromunixtime((int)$ts);
// no session row in DB (db_read() returns false)
if (!$this->key) {
@@ -216,19 +171,22 @@ class rcube_session
$newvars = $this->_fixvars($vars, $oldvars);
if ($newvars !== $oldvars) {
- $this->db->query("UPDATE $table "
- . "SET changed = $now, vars = ? WHERE sess_id = ?",
- base64_encode($newvars), $key);
+ $this->db->query(
+ sprintf("UPDATE %s SET vars=?, changed=%s WHERE sess_id=?",
+ $this->db->table_name('session'), $now),
+ base64_encode($newvars), $key);
}
- else if ($ts - $this->changed + $this->time_diff > $this->lifetime / 2) {
- $this->db->query("UPDATE $table SET changed = $now"
- . " WHERE sess_id = ?", $key);
+ else if ($ts - $this->changed > $this->lifetime / 2) {
+ $this->db->query("UPDATE ".$this->db->table_name('session')
+ ." SET changed=$now WHERE sess_id=?", $key);
}
}
else {
- $this->db->query("INSERT INTO $table (sess_id, vars, ip, created, changed)"
- . " VALUES (?, ?, ?, $now, $now)",
- $key, base64_encode($vars), (string)$this->ip);
+ $this->db->query(
+ sprintf("INSERT INTO %s (sess_id, vars, ip, created, changed) ".
+ "VALUES (?, ?, ?, %s, %s)",
+ $this->db->table_name('session'), $now, $now),
+ $key, base64_encode($vars), (string)$this->ip);
}
return true;
@@ -288,6 +246,25 @@ class rcube_session
/**
+ * Garbage collecting function
+ *
+ * @param string Session lifetime in seconds
+ * @return boolean True on success
+ */
+ public function db_gc($maxlifetime)
+ {
+ // just delete all expired sessions
+ $this->db->query(
+ sprintf("DELETE FROM %s WHERE changed < %s",
+ $this->db->table_name('session'), $this->db->fromunixtime(time() - $maxlifetime)));
+
+ $this->gc();
+
+ return true;
+ }
+
+
+ /**
* Read session data from memcache
*
* @param string Session ID
@@ -363,11 +340,11 @@ class rcube_session
/**
* Execute registered garbage collector routines
*/
- public function gc($maxlifetime)
+ public function gc()
{
- // move gc execution to the script shutdown function
- // see rcube::shutdown() and rcube_session::write_close()
- return $this->gc_enabled = $maxlifetime;
+ foreach ($this->gc_handlers as $fct) {
+ call_user_func($fct);
+ }
}
@@ -389,25 +366,6 @@ class rcube_session
/**
- * Garbage collector handler to run on script shutdown
- */
- protected function gc_shutdown()
- {
- if ($this->gc_enabled) {
- // just delete all expired sessions
- if ($this->storage == 'db') {
- $this->db->query("DELETE FROM " . $this->db->table_name('session')
- . " WHERE changed < " . $this->db->now(-$this->gc_enabled));
- }
-
- foreach ($this->gc_handlers as $fct) {
- call_user_func($fct);
- }
- }
- }
-
-
- /**
* Generate and set new session id
*
* @param boolean $destroy If enabled the current session will be destroyed
@@ -480,7 +438,7 @@ class rcube_session
public function kill()
{
$this->vars = null;
- $this->ip = rcube_utils::remote_addr(); // update IP (might have changed)
+ $this->ip = $_SERVER['REMOTE_ADDR']; // update IP (might have changed)
$this->destroy(session_id());
rcube_utils::setcookie($this->cookiename, '-del-', time() - 60);
}
@@ -694,10 +652,10 @@ class rcube_session
function check_auth()
{
$this->cookie = $_COOKIE[$this->cookiename];
- $result = $this->ip_check ? rcube_utils::remote_addr() == $this->ip : true;
+ $result = $this->ip_check ? $_SERVER['REMOTE_ADDR'] == $this->ip : true;
if (!$result) {
- $this->log("IP check failed for " . $this->key . "; expected " . $this->ip . "; got " . rcube_utils::remote_addr());
+ $this->log("IP check failed for " . $this->key . "; expected " . $this->ip . "; got " . $_SERVER['REMOTE_ADDR']);
}
if ($result && $this->_mkcookie($this->now) != $this->cookie) {
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 18:38:10 +0000