X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/25f27a753f6a79bc1ae494e42cf03b9880d0bdcd..b7baa2c10ac493271a26a89deede2869927f84ec:/app/controllers/application_controller.rb

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index bd1995014..0d43393fd 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -3,6 +3,8 @@ class ApplicationController < ActionController::Base
 
   protect_from_forgery :with => :exception
 
+  rescue_from CanCan::AccessDenied, :with => :deny_access
+
   before_action :fetch_body
   around_action :better_errors_allow_inline, :if => proc { Rails.env.development? }
 
@@ -466,6 +468,23 @@ class ApplicationController < ActionController::Base
     raise
   end
 
+  def current_ability
+    Ability.new(current_user).merge(granted_capability)
+  end
+
+  def granted_capability
+    Capability.new(current_user, current_token)
+  end
+
+  def deny_access(_exception)
+    if current_user
+      set_locale
+      report_error t("oauth.permissions.missing"), :forbidden
+    else
+      require_user
+    end
+  end
+
   private
 
   # extract authorisation credentials from headers, returns user = nil if none