Filter on allowed user language preferences (#2361)

* Naive approached to timeline filtering

* Convert allowed_languages into a db column

* Allow users to choose languages to see statuses in

* Style list items as two columns

* Add a hint to explain language filtering preference

1 files changed, 6 insertions, 0 deletions

diff --git a/db/migrate/20170423005413_add_allowed_languages_to_user.rb b/db/migrate/20170423005413_add_allowed_languages_to_user.rb
new file mode 100644
index 000000000..044a13334
--- /dev/null
+++ b/db/migrate/20170423005413_add_allowed_languages_to_user.rb
@@ -0,0 +1,6 @@
+class AddAllowedLanguagesToUser < ActiveRecord::Migration[5.0]
+  def change
+    add_column :users, :allowed_languages, :string, array: true, default: [], null: false
+    add_index :users, :allowed_languages, using: :gin
+  end
+end