From a84997ebc7dab933f0358a775682f77712ff54df Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Wed, 30 Oct 2013 16:17:58 +1100
Subject: [PATCH] rails4 magic sauce

---
 Gemfile_rails4.lock                                    | 1 +
 db/migrate/20121123054127_make_post_number_distinct.rb | 7 +++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/Gemfile_rails4.lock b/Gemfile_rails4.lock
index 128c950f0..b25cdf8d3 100644
--- a/Gemfile_rails4.lock
+++ b/Gemfile_rails4.lock
@@ -517,6 +517,7 @@ DEPENDENCIES
   qunit-rails
   rack-cors
   rack-mini-profiler!
+  rack-protection
   rails!
   rails-observers
   rails_multisite!
diff --git a/db/migrate/20121123054127_make_post_number_distinct.rb b/db/migrate/20121123054127_make_post_number_distinct.rb
index 4bca13b78..f6b4805a7 100644
--- a/db/migrate/20121123054127_make_post_number_distinct.rb
+++ b/db/migrate/20121123054127_make_post_number_distinct.rb
@@ -20,8 +20,11 @@ from
 ) as X
 where calc <> p.post_number and X.id = p.id')
 
-    remove_index :posts, :forum_thread_id_and_post_number
-    add_index :posts, [:topic_id, :post_number], unique: true
+    # automagically does this
+    unless rails4?
+      remove_index :posts, :forum_thread_id_and_post_number
+      add_index :posts, [:topic_id, :post_number], unique: true
+    end
   end
 
   def down