/**
* Detect the best language according to language headers
*
* @return Translation
*/
private static function user_agent_best()
{
$directory = new Apine\Translation\TranslationDirectory();
$return = null;
if (!isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
$return = $directory->get_translation(Config::get('localization', 'locale_default'))->get_language()->code;
} else {
$user_languages = explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
$found_language = null;
foreach ($user_languages as $lang) {
$break = explode(';', $lang);
$lang = $break[0];
$best = $directory->is_exist_language($lang);
if ($best) {
$found_language = $best;
break;
}
}
if (isset($found_language)) {
$return = $found_language;
}
}
return $return;
}
/**
* Get name of the user class to use
*
* @return string
*/
public static function get_user_class()
{
static $class;
if (is_null($class)) {
if (Apine\Application\Config::get('runtime', 'user_class')) {
$pos_slash = strpos(Apine\Application\Config::get('runtime', 'user_class'), '/');
$class = substr(Apine\Application\Config::get('runtime', 'user_class'), $pos_slash + 1);
if (!is_a($class, 'Apine\\User\\User', true)) {
$class = 'Apine\\User\\User';
}
} else {
$class = "Apine\\User\\User";
}
}
return $class;
}
private static function generate_key()
{
$hash = hash('md5', rand(1, 100000) . '_' . rand(100001, 200000));
Application\Config::set('runtime', 'encryption_key', $hash);
}