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-rw-r--r--system/libraries/Session/Session.php83
-rw-r--r--system/libraries/Session/Session_driver.php24
2 files changed, 86 insertions, 21 deletions
diff --git a/system/libraries/Session/Session.php b/system/libraries/Session/Session.php
index ed379146d..1c5c980ae 100644
--- a/system/libraries/Session/Session.php
+++ b/system/libraries/Session/Session.php
@@ -154,15 +154,36 @@ class CI_Session {
// unless it is being currently created or regenerated
elseif (isset($_COOKIE[$this->_config['cookie_name']]) && $_COOKIE[$this->_config['cookie_name']] === session_id())
{
- setcookie(
- $this->_config['cookie_name'],
- session_id(),
- (empty($this->_config['cookie_lifetime']) ? 0 : time() + $this->_config['cookie_lifetime']),
- $this->_config['cookie_path'],
- $this->_config['cookie_domain'],
- $this->_config['cookie_secure'],
- TRUE
- );
+ $expires = empty($this->_config['cookie_lifetime']) ? 0 : time() + $this->_config['cookie_lifetime'];
+ if (is_php('7.3'))
+ {
+ setcookie(
+ $this->_config['cookie_name'],
+ session_id(),
+ array(
+ 'expires' => $expires,
+ 'path' => $this->_config['cookie_path'],
+ 'domain' => $this->_config['cookie_domain'],
+ 'secure' => $this->_config['cookie_secure'],
+ 'httponly' => TRUE,
+ 'samesite' => $this->_config['cookie_samesite']
+ )
+ );
+ }
+ else
+ {
+ $header = 'Set-Cookie: '.$this->_config['cookie_name'].'='.session_id();
+ $header .= empty($expires) ? '' : '; Expires='.gmdate('D, d-M-Y H:i:s T', $expires).'; Max-Age='.$this->_config['cookie_lifetime'];
+ $header .= '; Path='.$this->_config['cookie_path'];
+ $header .= ($this->_config['cookie_domain'] !== '' ? '; Domain='.$this->_config['cookie_domain'] : '');
+ $header .= ($this->_config['cookie_secure'] ? '; Secure' : '').'; HttpOnly; SameSite='.$this->_config['cookie_samesite'];
+ header($header);
+ }
+
+ if ( ! $this->_config['cookie_secure'] && $this->_config['cookie_samesite'] === 'None')
+ {
+ log_message('error', 'Session:', $this->_config['cookie_name'].' cookie sent with SameSite=None, but without Secure attribute.');
+ }
}
$this->_ci_init_vars();
@@ -284,13 +305,43 @@ class CI_Session {
isset($params['cookie_domain']) OR $params['cookie_domain'] = config_item('cookie_domain');
isset($params['cookie_secure']) OR $params['cookie_secure'] = (bool) config_item('cookie_secure');
- session_set_cookie_params(
- $params['cookie_lifetime'],
- $params['cookie_path'],
- $params['cookie_domain'],
- $params['cookie_secure'],
- TRUE // HttpOnly; Yes, this is intentional and not configurable for security reasons
- );
+ isset($params['cookie_samesite']) OR $params['cookie_samesite'] = config_item('sess_samesite');
+ if ( ! isset($params['cookie_samesite']) && is_php('7.3'))
+ {
+ $params['cookie_samesite'] = ini_get('session.cookie_samesite');
+ }
+
+ if (isset($params['cookie_samesite']))
+ {
+ $params['cookie_samesite'] = ucfirst(strtolower($params['cookie_samesite']));
+ in_array($params['cookie_samesite'], array('Lax', 'Strict', 'None'), TRUE) OR $params['cookie_samesite'] = 'Lax';
+ }
+ else
+ {
+ $params['cookie_samesite'] = 'Lax';
+ }
+
+ if (is_php('7.3'))
+ {
+ session_set_cookie_params(array(
+ 'lifetime' => $params['cookie_lifetime'],
+ 'path' => $params['cookie_path'],
+ 'domain' => $params['cookie_domain'],
+ 'secure' => $params['cookie_secure'],
+ 'httponly' => $params['cookie_httponly'],
+ 'samesite' => $params['cookie_samesite']
+ ));
+ }
+ else
+ {
+ session_set_cookie_params(
+ $params['cookie_lifetime'],
+ $params['cookie_path'],
+ $params['cookie_domain'],
+ $params['cookie_secure'],
+ TRUE // HttpOnly; Yes, this is intentional and not configurable for security reasons
+ );
+ }
if (empty($expiration))
{
diff --git a/system/libraries/Session/Session_driver.php b/system/libraries/Session/Session_driver.php
index d78492b5e..b1b1b073e 100644
--- a/system/libraries/Session/Session_driver.php
+++ b/system/libraries/Session/Session_driver.php
@@ -140,14 +140,28 @@ abstract class CI_Session_driver {
*/
protected function _cookie_destroy()
{
+ if ( ! is_php('7.3'))
+ {
+ $header = 'Set-Cookie: '.$this->_config['cookie_name'].'=';
+ $header .= '; Expires='.gmdate('D, d-M-Y H:i:s T', 1).'; Max-Age=-1';
+ $header .= '; Path='.$this->_config['cookie_path'];
+ $header .= ($this->_config['cookie_domain'] !== '' ? '; Domain='.$this->_config['cookie_domain'] : '');
+ $header .= ($this->_config['cookie_secure'] ? '; Secure' : '').'; HttpOnly; SameSite='.$this->_config['cookie_samesite'];
+ header($header);
+ return;
+ }
+
return setcookie(
$this->_config['cookie_name'],
NULL,
- 1,
- $this->_config['cookie_path'],
- $this->_config['cookie_domain'],
- $this->_config['cookie_secure'],
- TRUE
+ array(
+ 'expires' => 1,
+ 'path' => $this->_config['cookie_path'],
+ 'domain' => $this->_config['cookie_domain'],
+ 'secure' => $this->_config['cookie_secure'],
+ 'httponly' => TRUE,
+ 'samesite' => $this->_config['cookie_samesite']
+ )
);
}