diff --git a/chat.php b/chat.php
index 73685cf..49864c8 100644
--- a/chat.php
+++ b/chat.php
@@ -69,6 +69,17 @@ if(!isset($_REQUEST['session']) && isset($_COOKIE[COOKIENAME])){
$session = $_COOKIE[COOKIENAME];
}
$session = preg_replace('/[^0-9a-zA-Z]/', '', $session);
+if (!extension_loaded('gettext')) {
+ prepare_stylesheets('fatal_error');
+ send_headers();
+ echo ''.meta_html();
+ echo 'Fatal error';
+ echo "";
+ echo '';
+ echo 'Fatal error: The gettext extension of PHP is required, please install it first
';
+ print_end();
+}
+
load_lang();
check_db();
cron();
@@ -4861,7 +4872,7 @@ function load_lang(): void
$locale = LANGUAGES[$_COOKIE['language']]['locale'];
$language = $_COOKIE['language'];
$dir = LANGUAGES[$_COOKIE['language']]['dir'];
- }elseif(!empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])){
+ }elseif(!empty($_SERVER['HTTP_ACCEPT_LANGUAGE']) && extension_loaded('intl')){
$prefLocales = array_reduce(
explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']),
function (array $res, string $el) {