Fixed that Principal#like scope does not work with cyrillic characters and Postgresql (#12349).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10801 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/principal.rb

@@ -30,13 +30,13 @@ class Principal < ActiveRecord::Base
     if q.blank?
       {}
     else
-      q = q.to_s.downcase
+      q = q.to_s
       pattern = "%#{q}%"
-      sql = "LOWER(login) LIKE :p OR LOWER(firstname) LIKE :p OR LOWER(lastname) LIKE :p OR LOWER(mail) LIKE :p"
+      sql = "LOWER(login) LIKE LOWER(:p) OR LOWER(firstname) LIKE LOWER(:p) OR LOWER(lastname) LIKE LOWER(:p) OR LOWER(mail) LIKE LOWER(:p)"
       params = {:p => pattern}
       if q =~ /^(.+)\s+(.+)$/
         a, b = "#{$1}%", "#{$2}%"
-        sql << " OR (LOWER(firstname) LIKE :a AND LOWER(lastname) LIKE :b) OR (LOWER(firstname) LIKE :b AND LOWER(lastname) LIKE :a)"
+        sql << " OR (LOWER(firstname) LIKE LOWER(:a) AND LOWER(lastname) LIKE LOWER(:b)) OR (LOWER(firstname) LIKE LOWER(:b) AND LOWER(lastname) LIKE LOWER(:a))"
         params.merge!(:a => a, :b => b)
       end
       {:conditions => [sql, params]}

test/unit/principal_test.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+#
 # Redmine - project management software
 # Copyright (C) 2006-2012  Jean-Philippe Lang
 #
@@ -106,4 +108,11 @@ class PrincipalTest < ActiveSupport::TestCase
       assert_equal @palmer, results.first
     end
   end
+
+  def test_like_scope_with_cyrillic_name
+    user = User.generate!(:firstname => 'Соболев', :lastname => 'Денис')
+    results = Principal.like('Собо')
+    assert_equal 1, results.count
+    assert_equal user, results.first
+  end
 end