/**
* Get several configuration values
*
* @param array $keys Keys wanted
* @param integer $id_lang Language ID
* @return array Values
*/
public static function getMultiple($keys)
{
if (!is_array($keys) || !is_array(self::$_CONF) || $id_lang && !is_array(self::$_CONF_LANG)) {
die(Tools::displayError());
}
$resTab = array();
if (!$id_lang) {
foreach ($keys as $key) {
if (array_key_exists($key, self::$_CONF)) {
$resTab[$key] = self::$_CONF[$key];
} elseif (array_key_exists($id_lang, self::$_CONF_LANG)) {
foreach ($keys as $key) {
if (array_key_exists($key, self::$_CONF_LANG[(int) $id_lang])) {
$resTab[$key] = self::$_CONF_LANG[(int) $id_lang][$key];
}
}
}
}
}
return $resTab;
}
