2 files changed, 5 insertions, 1 deletions
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 61d4442c1..6d625e7db 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -42,4 +42,8 @@ module ApplicationHelper
 
     content_tag(:i, nil, attributes.merge(class: class_names.join(' ')))
   end
+
+  def opengraph(property, content)
+    tag(:meta, content: content, property: property)
+  end
 end
diff --git a/app/helpers/settings_helper.rb b/app/helpers/settings_helper.rb
index 369a45680..14776b354 100644
--- a/app/helpers/settings_helper.rb
+++ b/app/helpers/settings_helper.rb
@@ -41,7 +41,7 @@ module SettingsHelper
   end
 
   def filterable_languages
-    I18n.available_locales.map { |locale| locale.to_s.split('-').first.to_sym }.uniq
+    LanguageDetector.instance.language_names.select(&HUMAN_LOCALES.method(:key?))
   end
 
   def hash_to_object(hash)