/**
* Get list of supported languages from the filesystem.
*
* Storing the values in a static attribute ensures the
* filesystem is never parsed more than once per request
*
* @return array Supported languages
*/
public function get_supported_languages()
{
if (isset(self::$languages)) {
return self::$languages;
}
self::$languages = $this->fao->get_list_of_directories($this->locales_location);
self::$languages[] = $this->default_language;
self::$languages = array_unique(self::$languages);
return self::$languages;
}
