diff --git a/app/models/event.rb b/app/models/event.rb
index 2695bee..cb200b2 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -120,10 +120,7 @@ class Event < Article
     true
   end
 
-  def translatable?
-    true
-  end
-
+  include Noosfero::TranslatableContent
   include MaybeAddHttp
 
 end
diff --git a/app/models/text_article.rb b/app/models/text_article.rb
index 97050ad..379135f 100644
--- a/app/models/text_article.rb
+++ b/app/models/text_article.rb
@@ -2,4 +2,6 @@
 class TextArticle < Article
 
   xss_terminate :only => [ :name, :abstract, :body ], :on => 'validation'
+
+  include Noosfero::TranslatableContent
 end
diff --git a/app/models/textile_article.rb b/app/models/textile_article.rb
index ea25554..8bf2c4d 100644
--- a/app/models/textile_article.rb
+++ b/app/models/textile_article.rb
@@ -16,8 +16,4 @@ class TextileArticle < TextArticle
     true
   end
 
-  def translatable?
-    true
-  end
-
 end
diff --git a/app/models/tiny_mce_article.rb b/app/models/tiny_mce_article.rb
index 160587f..3788945 100644
--- a/app/models/tiny_mce_article.rb
+++ b/app/models/tiny_mce_article.rb
@@ -19,8 +19,4 @@ class TinyMceArticle < TextArticle
     true
   end
 
-  def translatable?
-    true
-  end
-
 end
diff --git a/lib/noosfero/translatable_content.rb b/lib/noosfero/translatable_content.rb
new file mode 100644
index 0000000..f1ef3f6
--- /dev/null
+++ b/lib/noosfero/translatable_content.rb
@@ -0,0 +1,6 @@
+module Noosfero::TranslatableContent
+
+  def translatable?
+    parent.nil? || !parent.forum?
+  end
+end
diff --git a/test/unit/event_test.rb b/test/unit/event_test.rb
index bc635c5..e613110 100644
--- a/test/unit/event_test.rb
+++ b/test/unit/event_test.rb
@@ -267,8 +267,7 @@ class EventTest < ActiveSupport::TestCase
   end
 
   should 'be translatable' do
-    e = Event.new
-    assert e.translatable?
+    assert_kind_of Noosfero::TranslatableContent, Event.new
   end
 
 end
diff --git a/test/unit/text_article_test.rb b/test/unit/text_article_test.rb
index 8573be2..e4ded47 100644
--- a/test/unit/text_article_test.rb
+++ b/test/unit/text_article_test.rb
@@ -39,4 +39,8 @@ class TextArticleTest < Test::Unit::TestCase
     assert_no_match /[<>]/, article.body
   end
 
+  should 'be translatable' do
+    assert_kind_of Noosfero::TranslatableContent, TextArticle.new
+  end
+
 end
diff --git a/test/unit/textile_article_test.rb b/test/unit/textile_article_test.rb
index 2060389..7014164 100644
--- a/test/unit/textile_article_test.rb
+++ b/test/unit/textile_article_test.rb
@@ -145,10 +145,4 @@ class TextileArticleTest < Test::Unit::TestCase
     assert_equal false, a.advertise?
     assert_equal false, a.is_trackable?
   end
-
-  should 'be translatable' do
-    a = TextileArticle.new
-    assert a.translatable?
-  end
-
 end
diff --git a/test/unit/tiny_mce_article_test.rb b/test/unit/tiny_mce_article_test.rb
index ea639b8..b930529 100644
--- a/test/unit/tiny_mce_article_test.rb
+++ b/test/unit/tiny_mce_article_test.rb
@@ -236,9 +236,4 @@ class TinyMceArticleTest < Test::Unit::TestCase
     assert_equal false, a.advertise?
     assert_equal false, a.is_trackable?
   end
-
-  should 'be translatable' do
-    a = TinyMceArticle.new
-    assert a.translatable?
-  end
 end
diff --git a/test/unit/translatable_content_test.rb b/test/unit/translatable_content_test.rb
new file mode 100644
index 0000000..6f59e5a
--- /dev/null
+++ b/test/unit/translatable_content_test.rb
@@ -0,0 +1,29 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class TranslatableContentTest < ActiveSupport::TestCase
+
+  class Content
+    attr_accessor :parent
+    include Noosfero::TranslatableContent
+  end
+
+  def setup
+    @content = Content.new
+  end
+  attr_reader :content
+
+  should 'be translatable if no parent' do
+    assert content.translatable?
+  end
+
+  should 'not be translatable if parent is a forum' do
+    content.parent = Forum.new
+    assert !content.translatable?
+  end
+
+  should 'be translatable if parent is not a forum' do
+    content.parent = Blog.new
+    assert content.translatable?
+  end
+
+end
--
libgit2 0.21.2