/**
* Return the key name of the user's currently selected locale (default
* is "en_US" for U.S. English).
* @return string
*/
function getLocale()
{
static $currentLocale;
if (!isset($currentLocale)) {
if (defined('SESSION_DISABLE_INIT') || !Config::getVar('general', 'installed')) {
// If the locale is specified in the URL, allow
// it to override. (Necessary when locale is
// being set, as cookie will not yet be re-set)
$locale = Request::getUserVar('setLocale');
if (empty($locale) || !in_array($locale, array_keys(AppLocale::getSupportedLocales()))) {
$locale = Request::getCookieVar('currentLocale');
}
} else {
$sessionManager =& SessionManager::getManager();
$session =& $sessionManager->getUserSession();
$locale = $session->getSessionVar('currentLocale');
$journal =& Request::getJournal();
$site =& Request::getSite();
if (!isset($locale)) {
$locale = Request::getCookieVar('currentLocale');
}
if (isset($locale)) {
// Check if user-specified locale is supported
if ($journal != null) {
$locales =& $journal->getSupportedLocaleNames();
} else {
$locales =& $site->getSupportedLocaleNames();
}
if (!in_array($locale, array_keys($locales))) {
unset($locale);
}
}
if (!isset($locale)) {
// Use journal/site default
if ($journal != null) {
$locale = $journal->getPrimaryLocale();
}
if (!isset($locale)) {
$locale = $site->getPrimaryLocale();
}
}
}
if (!AppLocale::isLocaleValid($locale)) {
$locale = LOCALE_DEFAULT;
}
$currentLocale = $locale;
}
return $currentLocale;
}
