From: Tom Hughes <tom@compton.nu>
Date: Sun, 31 May 2009 16:10:53 +0000 (+0000)
Subject: Send notification messages in the target user's language.
X-Git-Tag: live~7335^2~8
X-Git-Url: https://git.openstreetmap.org/rails.git/commitdiff_plain/5294e4d989038ae20c1e38622d14f5b54c7d830f

Send notification messages in the target user's language.
---

diff --git a/app/models/notifier.rb b/app/models/notifier.rb
index c2ff4c53a..b291c2b57 100644
--- a/app/models/notifier.rb
+++ b/app/models/notifier.rb
@@ -108,6 +108,7 @@ private
 
   def common_headers(recipient)
     recipients recipient.email
+    locale recipient.preferred_language_from(I18n.available_locales)
     from "webmaster@openstreetmap.org"
     headers "return-path" => "bounces@openstreetmap.org",
             "Auto-Submitted" => "auto-generated"
diff --git a/app/models/user.rb b/app/models/user.rb
index f38994e53..683fcc96b 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -90,6 +90,10 @@ class User < ActiveRecord::Base
     languages.find { |l| Language.find(:first, :conditions => { :code => l }) }
   end
 
+  def preferred_language_from(array)
+    (languages & array.collect { |i| i.to_s }).first
+  end
+
   def nearby(radius = 50, num = 10)
     if self.home_lon and self.home_lat 
       gc = OSM::GreatCircle.new(self.home_lat, self.home_lon)
diff --git a/config/initializers/action_mailer.rb b/config/initializers/action_mailer.rb
index db6c1b9b7..37510ac27 100644
--- a/config/initializers/action_mailer.rb
+++ b/config/initializers/action_mailer.rb
@@ -14,3 +14,25 @@ module Net
     end
   end
 end
+
+# Monkey patch to allow sending of messages in specific locales
+module ActionMailer
+  class Base
+    adv_attr_accessor :locale
+  private
+    alias_method :old_render_message, :render_message
+
+    def render_message(method_name, body)
+      old_locale= I18n.locale
+
+      begin
+        I18n.locale = @locale
+        message = old_render_message(method_name, body)
+      ensure
+        I18n.locale = old_locale
+      end
+
+      message
+    end
+  end
+end