Add an option to disable comments on a request

Closes #30.

1 files changed, 7 insertions, 0 deletions

diff --git a/app/controllers/comment_controller.rb b/app/controllers/comment_controller.rb
index 1552017c2..988a8a6f8 100644
--- a/app/controllers/comment_controller.rb
+++ b/app/controllers/comment_controller.rb
@@ -23,6 +23,13 @@ class CommentController < ApplicationController
         else
             raise "Unknown type " + params[:type]
         end
+        
+        # Are comments disabled on this request?
+        #
+        # There is no “add comment” link when comments are disabled, so users should
+        # not usually hit this unless they are explicitly attempting to avoid the comment
+        # block, so we just raise an exception.
+        raise "Comments are not allowed on this request" if !@info_request.comments_allowed?
 
         # Banned from adding comments?
         if !authenticated_user.nil? && !authenticated_user.can_make_comments?