From c06f1438d348f8f6a7fdcb787ea78b43f82b5a67 Mon Sep 17 00:00:00 2001
From: Sam Saffron <sam.saffron@gmail.com>
Date: Sun, 10 Feb 2013 23:47:04 +1100
Subject: [PATCH] ilike is slow in theory, unless some sophisticated index is
 in place

---
 app/models/user_search.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/models/user_search.rb b/app/models/user_search.rb
index 7b27ccf08..bf0682686 100644
--- a/app/models/user_search.rb
+++ b/app/models/user_search.rb
@@ -13,7 +13,7 @@ class UserSearch
     end
     
     if term.present? 
-      sql.where("username ilike :term_like or
+      sql.where("username_lower like :term_like or
               to_tsvector('simple', name) @@
               to_tsquery('simple',
                 regexp_replace(
@@ -21,7 +21,7 @@ class UserSearch
                     cast(plainto_tsquery(:term) as text)
                     ,'\''(?: |$)', ':*''', 'g'),
                 '''', '', 'g')
-              )", term: term, term_like: "#{term}%")
+              )", term: term, term_like: "#{term.downcase}%")
 
       sql.order_by "case when username_lower = :term then 0 else 1 end asc"
     end