Don't render the offline page for XHR requests

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 90a9672760755a6ee060e8540cb6fc71ea041d5d..bd4a629482b6be70a8639c35533aba09368c6508 100644 (file)
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -192,14 +192,22 @@ class ApplicationController < ActionController::Base
 
   def check_database_readable(need_api = false)
     if STATUS == :database_offline or (need_api and STATUS == :api_offline)
-      redirect_to :controller => 'site', :action => 'offline'
+      if request.xhr?
+        report_error "Database offline for maintenance", :service_unavailable
+      else
+        redirect_to :controller => 'site', :action => 'offline'
+      end
     end
   end
 
   def check_database_writable(need_api = false)
     if STATUS == :database_offline or STATUS == :database_readonly or
        (need_api and (STATUS == :api_offline or STATUS == :api_readonly))
-      redirect_to :controller => 'site', :action => 'offline'
+      if request.xhr?
+        report_error "Database offline for maintenance", :service_unavailable
+      else
+        redirect_to :controller => 'site', :action => 'offline'
+      end
     end
   end