protected SessionManager::getSessionDataMask()
Returns a map specifying which session key is containing user data.
Return value
array An array where keys correspond to the session keys and the values are booleans specifying whether the corresponding session key contains any user data.
File
- core/lib/Drupal/Core/Session/SessionManager.php, line 306
Class
- SessionManager
- Manages user sessions.
Namespace
Drupal\Core\Session
Code
protected function getSessionDataMask() {
if (empty($_SESSION)) {
return array();
}
// Start out with a completely filled mask.
$mask = array_fill_keys(array_keys($_SESSION), TRUE);
// Ignore the metadata bag, it does not contain any user data.
$mask[$this->metadataBag->getStorageKey()] = FALSE;
// Ignore attribute bags when they do not contain any data.
foreach ($this->bags as $bag) {
$key = $bag->getStorageKey();
$mask[$key] = !empty($_SESSION[$key]);
}
return array_intersect_key($mask, $_SESSION);
}
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