From e67587e8137700ac070ebf9d810d82c75d51569c Mon Sep 17 00:00:00 2001
From: Jan Kvetina <jan.kvetina@gmail.com>
Date: Sat, 26 Feb 2022 21:09:33 +0100
Subject: [PATCH] Use language from browser

---
 packages/app.sql | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/app.sql b/packages/app.sql
index 3670b1b..806d83a 100644
--- a/packages/app.sql
+++ b/packages/app.sql
@@ -236,12 +236,13 @@ CREATE OR REPLACE PACKAGE BODY app AS
     BEGIN
         SELECT u.lang_id INTO out_lang
         FROM users u
-        WHERE u.user_id = app.get_user_id();
+        WHERE u.user_id     = app.get_user_id()
+            AND u.lang_id   IS NOT NULL;
         --
         RETURN out_lang;
     EXCEPTION
     WHEN NO_DATA_FOUND THEN
-        RETURN NULL;
+        RETURN REPLACE(UPPER(SUBSTR(OWA_UTIL.GET_CGI_ENV('HTTP_ACCEPT_LANGUAGE'), 1, 2)), 'CS', 'CZ');
     END;