/**
Extract language code from uri
@param $uri object
@private
**/
private static function _parseLanguageOption(&$uri)
{
$elems = explode('/', $uri->_url);
if ($elems) {
// get language packs
$lang_codes = I18N::getList();
if (in_array($elems[0], array_keys($lang_codes))) {
Request::setVar('language', $elems[0]);
// add to session
Request::setVar('language', $elems[0], 'SESSION');
// omit lang code from url
$uri->_raw = str_replace("/{$elems[0]}", '', $uri->_raw);
$uri->_url = str_replace("{$elems[0]}/", '', $uri->_url);
}
}
}