/**
* Gets language's ISO-639-1 code.
*
* @return string language's code. e.g. "en" (for en_NZ), "et" (for et_EE)
*/
protected function _getLanguageCode()
{
list($language, ) = localeSplit($this->get('code'));
return $language;
}
/**
* Normalizes the given locale code.
*
* @param string $locale The locale code to normalize. e.g. `en-US`
* @return string Normalized code. e.g. `en_US`
*/
function normalizeLocale($locale)
{
list($language, $region) = localeSplit($locale);
return !empty($region) ? "{$language}_{$region}" : $language;
}
