X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/dc6a5bc1a60e34e7004174287f79c8a073fa012e..c203edda20370bb1760a091356f334d342ccb25b:/app/controllers/application_controller.rb

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 7f9ab6ead..0411f75c4 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -118,24 +118,6 @@ class ApplicationController < ActionController::Base
     require_capability(:allow_write_gpx)
   end
 
-  def require_allow_write_notes
-    require_capability(:allow_write_notes)
-  end
-
-  ##
-  # require that the user is a moderator, or fill out a helpful error message
-  # and return them to the index for the controller this is wrapped from.
-  def require_moderator
-    unless current_user.moderator?
-      if request.get?
-        flash[:error] = t("application.require_moderator.not_a_moderator")
-        redirect_to :action => "index"
-      else
-        head :forbidden
-      end
-    end
-  end
-
   ##
   # sets up the current_user for use by other methods. this is mostly called
   # from the authorize method, but can be called elsewhere if authorisation
@@ -193,11 +175,6 @@ class ApplicationController < ActionController::Base
   ##
   # to be used as a before_filter *after* authorize. this checks that
   # the user is a moderator and, if not, returns a forbidden error.
-  #
-  # NOTE: this isn't a very good way of doing it - it duplicates logic
-  # from require_moderator - but what we really need to do is a fairly
-  # drastic refactoring based on :format and respond_to? but not a
-  # good idea to do that in this branch.
   def authorize_moderator(errormessage = "Access restricted to moderators")
     # check user is a moderator
     unless current_user.moderator?
@@ -469,15 +446,23 @@ class ApplicationController < ActionController::Base
   end
 
   def current_ability
-    # Add in capabilities from the oauth token if it exists and is a valid access token
+    # Use capabilities from the oauth token if it exists and is a valid access token
     if Authenticator.new(self, [:token]).allow?
-      Ability.new(current_user).merge(Capability.new(current_token))
+      Capability.new(current_token)
     else
       Ability.new(current_user)
     end
   end
 
-  def deny_access(_exception)
+  def deny_access(exception)
+    if @api_deny_access_handling
+      api_deny_access(exception)
+    else
+      web_deny_access(exception)
+    end
+  end
+
+  def web_deny_access(_exception)
     if current_token
       set_locale
       report_error t("oauth.permissions.missing"), :forbidden
@@ -497,6 +482,26 @@ class ApplicationController < ActionController::Base
     end
   end
 
+  def api_deny_access(_exception)
+    if current_token
+      set_locale
+      report_error t("oauth.permissions.missing"), :forbidden
+    elsif current_user
+      head :forbidden
+    else
+      realm = "Web Password"
+      errormessage = "Couldn't authenticate you"
+      response.headers["WWW-Authenticate"] = "Basic realm=\"#{realm}\""
+      render :plain => errormessage, :status => :unauthorized
+    end
+  end
+
+  attr_accessor :api_access_handling
+
+  def api_deny_access_handler
+    @api_deny_access_handling = true
+  end
+
   private
 
   # extract authorisation credentials from headers, returns user = nil if none