User configurable locale (language) (#10204)

* Support for system APP_LOCALE

* Start preferences re-write

* port 2fa form

* Working user preferences

* Language user preference

* Don't look up locale from the DB every request

* Device list working

* Deny demo user middleware

* Finish password changing

* remove used resource methods

* remove leftover use

* warn that translation is incomplete

* fix style

app/Http/Controllers/Auth/TwoFactorController.php

@@ -89,7 +89,7 @@ class TwoFactorController extends Controller
 
         return view('auth.2fa')->with([
             'key' => $twoFactorSettings['key'],
-            'uri' => $this->genUri($request->user(), $twoFactorSettings),
+            'uri' => TwoFactor::generateUri($request->user()->username, $twoFactorSettings['key'], $twoFactorSettings['counter'] !== false),
         ])->withErrors($errors);
     }
 
@@ -211,18 +211,4 @@ class TwoFactorController extends Controller
 
         return UserPref::getPref($user, 'twofactor');
     }
-
-    private function genUri($user, $settings)
-    {
-        $title = "LibreNMS:" . urlencode($user->username);
-        $key = $settings['key'];
-
-        // time based
-        if ($settings['counter'] === false) {
-            return "otpauth://totp/$title?issuer=LibreNMS&secret=$key";
-        }
-
-        // counter based
-        return "otpauth://hotp/$title?issuer=LibreNMS&counter=1&secret=$key";
-    }
 }