# 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
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