Hide terms & conditions to Anon see BT#13298

main/auth/inscription.php

@@ -59,6 +59,9 @@ $form = new FormValidator('registration');
 $user_already_registered_show_terms = false;
 if (api_get_setting('allow_terms_conditions') == 'true') {
     $user_already_registered_show_terms = isset($_SESSION['term_and_condition']['user_id']);
+    if (api_is_anonymous() === true) {
+        $user_already_registered_show_terms = false;
+    }
 }
 
 $sessionPremiumChecker = Session::read('SessionIsPremium');