From 6ae357043b91f48a1eca88e1a4edac63b88b4daf Mon Sep 17 00:00:00 2001
From: Antonio Terceiro <terceiro@colivre.coop.br>
Date: Wed, 25 Mar 2009 15:56:47 -0300
Subject: [PATCH] ActionItem830: forcing single-supported locale

---
 app/controllers/application.rb          | 16 +++++++++++-----
 lib/noosfero.rb                         |  2 +-
 test/integration/locale_setting_test.rb |  2 +-
 3 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/app/controllers/application.rb b/app/controllers/application.rb
index adb31f4..cfcaa1e 100644
--- a/app/controllers/application.rb
+++ b/app/controllers/application.rb
@@ -62,6 +62,9 @@ class ApplicationController < ActionController::Base
 
   before_init_gettext :maybe_save_locale
   after_init_gettext :check_locale
+  if Noosfero.available_locales.size == 1
+    GetText.locale = Noosfero.available_locales.first
+  end
   init_gettext 'noosfero'
 
   include NeedsProfile
@@ -117,16 +120,19 @@ class ApplicationController < ActionController::Base
   end
 
   def maybe_save_locale
-    # save locale if forced
-    if params[:lang]
-      cookies[:lang] = params[:lang]
+    if Noosfero.available_locales.size > 1
+      # save locale if forced
+      if params[:lang]
+        cookies[:lang] = params[:lang]
+      end
+      # force GetText to load a matching locale
+      GetText.locale = nil
     end
-    # force GetText to load a matching locale
-    GetText.locale = nil
   end
 
   def check_locale
     available_locales = Noosfero.available_locales
+    return if available_locales.size == 1
 
     # do not accept unsupported locales
     if !available_locales.include?(locale.to_s)
diff --git a/lib/noosfero.rb b/lib/noosfero.rb
index a0adfd7..5ccfaf2 100644
--- a/lib/noosfero.rb
+++ b/lib/noosfero.rb
@@ -13,7 +13,7 @@ module Noosfero
     attr_accessor :locales
     attr_accessor :default_locale
     def available_locales
-      Dir.glob(File.join(RAILS_ROOT, 'locale', '*')).map { |f| File.basename(f) }.select {|item| locales.include?(item) }
+      @available_locales ||= (Dir.glob(File.join(RAILS_ROOT, 'locale', '*')).map { |f| File.basename(f) }.select {|item| locales.include?(item) })
     end
   end
 
diff --git a/test/integration/locale_setting_test.rb b/test/integration/locale_setting_test.rb
index dd71aff..6ad6185 100644
--- a/test/integration/locale_setting_test.rb
+++ b/test/integration/locale_setting_test.rb
@@ -6,7 +6,7 @@ class LocaleSettingTest < ActionController::IntegrationTest
     # reset GetText before every test
     GetText.locale = nil
     Noosfero.stubs(:default_locale).returns('en')
-    Noosfero.stubs(:available_locales).returns(['pt_BR'])
+    Noosfero.stubs(:available_locales).returns(['pt_BR', 'ja_JP'])
   end
 
   should 'be able to set a default language' do
--
libgit2 0.21.2