public function getLanguage($id = null)
{
$logged = $this->isLogged();
if (!$id && !$logged) {
return System::getBrowserLanguage();
}
if ($logged && ($id == $_SESSION['id'] || !$id)) {
if (empty($_SESSION['lang'])) {
if (!($o = Db::query(['SELECT "lang" FROM "users" WHERE "counter" = :id', [':id' => $id]], Db::FETCH_OBJ))) {
return System::getBrowserLanguage();
}
if (empty($o->lang)) {
$_SESSION['lang'] = System::getBrowserLanguage();
$this->setLanguage($_SESSION['lang']);
} else {
$_SESSION['lang'] = $o->lang;
}
}
return $_SESSION['lang'];
}
if (!($o = Db::query(['SELECT "lang" FROM "users" WHERE "counter" = :id', [':id' => $id]], Db::FETCH_OBJ))) {
return System::getBrowserLanguage();
}
return empty($o->lang) ? System::getBrowserLanguage() : $o->lang;
}
