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diff --git a/guides/source/i18n.md b/guides/source/i18n.md index c1b575c7b7..8340d6807f 100644 --- a/guides/source/i18n.md +++ b/guides/source/i18n.md @@ -712,6 +712,19 @@ en: Then `User.model_name.human(count: 2)` will return "Dudes". With `count: 1` or without params will return "Dude". +In the event you need to access nested attributes within a given model, you should nest these under `model/attribute` at the model level of your translation file: + +```yaml +en: + activerecord: + attributes: + user/gender: + female: "Female" + male: "Male" +``` + +Then `User.human_attribute_name("gender.female")` will return "Female". + #### Error Message Scopes Active Record validation error messages can also be translated easily. Active Record gives you a couple of namespaces where you can place your message translations in order to provide different messages and translation for certain models, attributes, and/or validations. It also transparently takes single table inheritance into account. @@ -847,6 +860,24 @@ en: subject: "Welcome to Rails Guides!" ``` +To send parameters to interpolation use the `default_i18n_subject` method on the mailer. + +```ruby +# user_mailer.rb +class UserMailer < ActionMailer::Base + def welcome(user) + mail(to: user.email, subject: default_i18n_subject(user: user.name)) + end +end +``` + +```yaml +en: + user_mailer: + welcome: + subject: "%{user}, welcome to Rails Guides!" +``` + ### Overview of Other Built-In Methods that Provide I18n Support Rails uses fixed strings and other localizations, such as format strings and other format information in a couple of helpers. Here's a brief overview. |