```ruby
#   Copyright (c) 2010, Diaspora Inc.  This file is
#   licensed under the Affero General Public License version 3 or later.  See
#   the COPYRIGHT file.

# The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
I18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]
I18n.default_locale = DEFAULT_LANGUAGE
I18n::Backend::Simple.send(:include, I18n::Backend::Fallbacks)
```

Fix some bugs for I18n fallbacks
user
```ruby
#   Copyright (c) 2010, Diaspora Inc.  This file is
#   licensed under the Affero General Public License version 3 or later.  See
#   the COPYRIGHT file.

# The default locale is :en and all translations from config/locales/*.rb,yml are auto loaded.
I18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]
I18n.default_locale = DEFAULT_LANGUAGE
I18n::Backend::Simple.send(:include, I18n::Backend::Fallbacks)
AVAILABLE_LANGUAGE_CODES.each do |c|
  I18n.fallbacks[c.to_sym] = [c.to_sym, DEFAULT_LANGUAGE.to_sym, :en]
end```
assistant