Force default user before rendering login page (#4620)

app/Controllers/authController.php

@@ -72,21 +72,22 @@ class FreshRSS_auth_Controller extends FreshRSS_ActionController {
 		}
 
 		$auth_type = FreshRSS_Context::$system_conf->auth_type;
+		FreshRSS_Context::initUser('_');
 		switch ($auth_type) {
-		case 'form':
-			Minz_Request::forward(array('c' => 'auth', 'a' => 'formLogin'));
-			break;
-		case 'http_auth':
-			Minz_Error::error(403, array('error' => array(_t('feedback.access.denied'),
-					' [HTTP Remote-User=' . htmlspecialchars(httpAuthUser(), ENT_NOQUOTES, 'UTF-8') . ']'
-				)), false);
-			break;
-		case 'none':
-			// It should not happen!
-			Minz_Error::error(404);
-		default:
-			// TODO load plugin instead
-			Minz_Error::error(404);
+			case 'form':
+				Minz_Request::forward(array('c' => 'auth', 'a' => 'formLogin'));
+				break;
+			case 'http_auth':
+				Minz_Error::error(403, array('error' => array(_t('feedback.access.denied'),
+						' [HTTP Remote-User=' . htmlspecialchars(httpAuthUser(), ENT_NOQUOTES, 'UTF-8') . ']'
+					)), false);
+				break;
+			case 'none':
+				// It should not happen!
+				Minz_Error::error(404);
+			default:
+				// TODO load plugin instead
+				Minz_Error::error(404);
 		}
 	}