Fixed I18n labels with Formtastic 2.0

Author: ebeigarts

lib/active_admin/inputs/filter_base.rb

@@ -29,11 +29,11 @@ def collection_from_options
 
       # Returns the default label for a given attribute
       # Will use ActiveModel I18n if possible
-      def default_filter_label(method)
-        if @object.base.respond_to?(:human_attribute_name)
-          @object.base.human_attribute_name(method)
+      def humanized_method_name
+        if object.base.respond_to?(:human_attribute_name)
+          object.base.human_attribute_name(method)
         else
-          method.to_s.titlecase
+          method.to_s.send(builder.label_str_method)
         end
       end
 

spec/unit/filter_form_builder_spec.rb

@@ -56,6 +56,15 @@ def filter(name, options = {})
     it "should label a text field with search" do
       body.should have_tag('label', 'Search Title')
     end
+
+    it "should translate the label for text field" do
+      begin
+        I18n.backend.store_translations(:en, :activerecord => { :attributes => { :post => { :title => "Name" } } })
+        body.should have_tag('label', 'Search Name')
+      ensure
+        I18n.backend.reload!
+      end
+    end
   end
 
   describe "text attribute" do