public static function isLanguageRTL($language)
{
$language = strtolower($language);
$rtl_languages = array('ar', 'fa', 'ur', 'ps', 'syr', 'dv', 'he', 'yi');
foreach ($rtl_languages as $prefix) {
if (strpos($language, $prefix) === 0) {
return true;
}
}
return false;
}