Merge remote-tracking branch 'upstream/pull/4483'

[rails.git] / app / controllers / api / changeset_comments_controller.rb

diff --git a/app/controllers/api/changeset_comments_controller.rb b/app/controllers/api/changeset_comments_controller.rb
index 4cd33a92b6b3115b5b76a5e24f2cd5d69d5b2ee7..bb77e1106609b2cea7b0190a61fcb160fd4032b0 100644 (file)
--- a/app/controllers/api/changeset_comments_controller.rb
+++ b/app/controllers/api/changeset_comments_controller.rb
@@ -1,12 +1,13 @@
 module Api
   class ChangesetCommentsController < ApiController
+    before_action :check_api_writable
+    before_action :check_api_readable, :except => [:create]
     before_action :authorize
 
     authorize_resource
 
     before_action :require_public_data, :only => [:create]
-    before_action :check_api_writable
-    before_action :check_api_readable, :except => [:create]
+    before_action :set_request_formats
     around_action :api_call_handle_error
     around_action :api_call_timeout
 
@@ -16,6 +17,7 @@ module Api
       # Check the arguments are sane
       raise OSM::APIBadUserInput, "No id was given" unless params[:id]
       raise OSM::APIBadUserInput, "No text was given" if params[:text].blank?
+      raise OSM::APIRateLimitExceeded if rate_limit_exceeded?
 
       # Extract the arguments
       id = params[:id].to_i
@@ -41,6 +43,11 @@ module Api
       # Return a copy of the updated changeset
       @changeset = changeset
       render "api/changesets/changeset"
+
+      respond_to do |format|
+        format.xml
+        format.json
+      end
     end
 
     ##
@@ -61,6 +68,11 @@ module Api
       # Return a copy of the updated changeset
       @changeset = comment.changeset
       render "api/changesets/changeset"
+
+      respond_to do |format|
+        format.xml
+        format.json
+      end
     end
 
     ##
@@ -81,6 +93,21 @@ module Api
       # Return a copy of the updated changeset
       @changeset = comment.changeset
       render "api/changesets/changeset"
+
+      respond_to do |format|
+        format.xml
+        format.json
+      end
+    end
+
+    private
+
+    ##
+    # Check if the current user has exceed the rate limit for comments
+    def rate_limit_exceeded?
+      recent_comments = current_user.changeset_comments.where("created_at >= ?", Time.now.utc - 1.hour).count
+
+      recent_comments >= current_user.max_changeset_comments_per_hour
     end
   end
 end