public function read() : string
{
$data = null;
if (Database::isConnected()) {
$result = Database::select("sessions")->field("cData")->cond("cSessId", "s", $this->mSessId)->enquire();
if ($result !== null) {
if ($result->numRows() > 0) {
$row = $result->fetch();
$data = $row[0];
$this->mUpdate = true;
}
$result->destroy();
}
}
Runtime::addLock("database");
return (string) $data;
}
public function getGroups() : ImmVector
{
if ($this->mUserGroups === null) {
if ($this->isLoggedIn() && Database::isConnected()) {
$result = Database::select("groups", "g")->join("usergroups", "u", "u.cGroupId", "g.cId")->field("g.cIdentifier")->cond("u.cUserId", "i", $this->mUserId)->enquire();
if ($result !== null) {
$groups = [];
if ($result->numRows() > 0) {
while ($row = $result->fetch()) {
$groups[] = $row[0];
}
}
$result->destroy();
$this->mUserGroups = new ImmVector($groups);
}
} else {
$this->mUserGroups = new ImmVector();
}
}
return $this->mUserGroups;
}
