1 files changed, 20 insertions, 0 deletions
diff --git a/web/app/view/login/LoginController.js b/web/app/view/login/LoginController.js
index e94d0de9d..6620e07df 100644
--- a/web/app/view/login/LoginController.js
+++ b/web/app/view/login/LoginController.js
@@ -28,6 +28,26 @@ Ext.define('Traccar.view.login.LoginController', {
         );
     },
 
+    onSelectLanguage: function(selected) {
+        var paramName = 'locale';
+        var paramValue = selected.getValue();
+        var url = window.location.href;
+        if (url.indexOf(paramName + '=') >= 0) {
+            var prefix = url.substring(0, url.indexOf(paramName));
+            var suffix = url.substring(url.indexOf(paramName));
+            suffix = suffix.substring(suffix.indexOf("=") + 1);
+            suffix = (suffix.indexOf('&') >= 0) ? suffix.substring(suffix.indexOf('&')) : '';
+            url = prefix + paramName + "=" + paramValue + suffix;
+        } else {
+            if (url.indexOf('?') < 0) {
+                url += '?' + paramName + '=' + paramValue;
+            } else {
+                url += '&' + paramName + '=' + paramValue;
+            }
+        }
+        window.location.href = url;
+    },
+
     onAfterRender: function(field) {
         field.focus();
     },