public function add($autodate = true, $null_values = false)
{
if (!$this->id_lang) {
$this->id_lang = Configuration::get('PS_LANG_DEFAULT');
}
if (!$this->id_shop) {
$this->id_shop = Context::getContext()->shop->id;
}
$return = parent::add($autodate, $null_values);
Hook::exec('actionCartSave');
return $return;
}