Merge pull request #63 from raouldevil/master

Adding support to dump a single locale at a time.

README.md

@@ -31,7 +31,7 @@ As tolk stores all the keys and translated strings in the database, you need to
 ```bash
   $ rake tolk:sync
 ```
-  
+
 The above will fetch all the new keys from en.yml and put them in the database. Additionally, it'll also get rid of the deleted keys from the database and reflect updated translations - if any.
 
 If you already have data in your non primary locale files, you will need to import those to Tolk as a one time thing :
@@ -42,6 +42,14 @@ If you already have data in your non primary locale files, you will need to impo
 
 Upon visiting http://your_app.com/tolk - you will be presented with different options like creating new locale or providing translations for the existing locales. Once done with translating all the pending strings, you are can write back the new locales to filesystem :
 
+
+```bash
+  $ rake tolk:dump_yml["the_target_locale"]
+```
+
+This command will generate a single yml file for a specified locale. The locale ISO code should be given in string format as the only argument ("en-us" or "en-gb" for example).
+
+
 ```bash
   $ rake tolk:dump_all
 ```

app/models/tolk/locale.rb

@@ -54,6 +54,10 @@ def dump_all(*args)
         secondary_locales.each { |locale| locale.dump(*args) }
       end
 
+      def dump_yaml(name, *args)
+          find_by_name(name).dump(*args)
+      end
+
       def special_key_or_prefix?(prefix, key)
         self.special_prefixes.include?(prefix) || self.special_keys.include?(key)
       end

lib/tasks/tolk_tasks.rake

@@ -24,6 +24,11 @@ namespace :tolk do
     Tolk::Locale.dump_all
   end
 
+  desc "Generate a single yml file for a specific locale"
+  task :dump_yaml, :locale => :environment do
+    Tolk::Locale.dump_yaml(locale)
+  end
+
   desc "Imports data all non default locale yml files to Tolk"
   task :import => :environment do
     Rake::Task['tolk:sync'].invoke

test/unit/sync_test.rb

@@ -59,10 +59,10 @@ def test_sync_sets_primary_updated_for_secondary_translations_on_update
     assert t1.primary_updated?
     assert ! t2.primary_updated?
   end
-  
+
   def test_sync_marks_translations_for_review_when_the_primary_translation_has_changed
     Tolk::Locale.create!(:name => 'es')
-    
+
     phrase = Tolk::Phrase.create! :key => 'number.precision'
     english_translation = phrase.translations.create!(:text => "1", :locale => Tolk::Locale.find_by_name("en"))
     spanish_translation = phrase.translations.create!(:text => "1", :locale => Tolk::Locale.find_by_name("es"))
@@ -74,7 +74,7 @@ def test_sync_marks_translations_for_review_when_the_primary_translation_has_cha
     Tolk::Locale.expects(:load_translations).returns({'number.precision' => "2"}).at_least_once
     Tolk::Locale.sync! and spanish_translation.reload
     assert spanish_translation.out_of_date?
-    
+
     spanish_translation.text = "2"
     spanish_translation.save! and spanish_translation.reload
     assert spanish_translation.up_to_date?
@@ -204,4 +204,24 @@ def test_dump_all_after_sync
   ensure
     FileUtils.rm_f(tmpdir)
   end
+
+  def test_dump_locale_after_sync
+    spanish = Tolk::Locale.create!(:name => 'es')
+
+    Tolk::Locale.sync!
+
+    phrase = Tolk::Phrase.all.detect {|p| p.key == 'hello_world'}
+    hola = spanish.translations.create!(:text => 'hola', :phrase => phrase)
+
+    tmpdir = Rails.root.join("../../tmp/sync/locales")
+    FileUtils.mkdir_p(tmpdir)
+    Tolk::Locale.dump_yaml('es', tmpdir)
+
+    spanish_file = "#{tmpdir}/es.yml"
+    data = YAML::safe_load(IO.read(spanish_file))['es']
+    assert_equal ['hello_world'], data.keys
+    assert_equal 'hola', data['hello_world']
+  ensure
+    FileUtils.rm_f(tmpdir)
+  end
 end