public static function getLanguages()
{
if (!isset(self::$_languages)) {
$languages = array('en' => 'English');
if ($handle = opendir(dirname(__FILE__))) {
while (false !== ($entry = readdir($handle))) {
if (substr($entry, -4) == ".xml") {
$info = explode('-', substr($entry, 0, -4), 2);
$languages[$info[0]] = $info[1];
}
}
}
self::$_languages = $languages;
self::$_defaultLanguage = key($languages);
}
return self::$_languages;
}
