#138 I18n

Dec 01, 2008 | 7 minutes | Rails 2.2, Views

Internationalization is one of the biggest additions in Rails 2.2. See how the basics work in this episode.

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          users/new.html.erb
                
        <p>
  <%= f.label :language, "Language" %><br />
  <%= f.select :language, [['English', 'en'], ['Wookieespeak', 'wk']] %>
</p>
        
<p>
  <%= f.label :language, "Language" %><br />
  <%= f.select :language, [['English', 'en'], ['Wookieespeak', 'wk']] %>
</p>

          products/index.html.erb
                
        <% title t('welcome.title') %>
<p><%= t 'welcome.paragraph' %></p>
<h2><%= t 'products.title' %></h2>
<% for product in @products %>
  <h3>
    <%= link_to h(product.name), product %>
    <%= number_to_currency(product.price) %>
  </h3>
  <div class="date_released">
    <em><%= t 'products.released' %>: <%= product.created_at.strftime("%m/%d/%Y") %></em>
  </div>
<% end %>
        
        
        
        
        
        
        
        
        
      
<% title t('welcome.title') %>
<p><%= t 'welcome.paragraph' %></p>
<h2><%= t 'products.title' %></h2>
<% for product in @products %>
  <h3>
    <%= link_to h(product.name), product %>
    <%= number_to_currency(product.price) %>
  </h3>
  <div class="date_released">
    <em><%= t 'products.released' %>: <%= product.created_at.strftime("%m/%d/%Y") %></em>
  </div>
<% end %>

          sessions_controller.rb
                
        flash[:notice] = t('flash.login')
        
flash[:notice] = t('flash.login')

          controllers/application.rb
                
        before_filter :set_user_language
def set_user_language
  I18n.locale = current_user.language if logged_in?
end
        
before_filter :set_user_language
def set_user_language
  I18n.locale = current_user.language if logged_in?
end

          config/locales/en.yml
                
        en:
  welcome:
    title: "Welcome"
    paragraph: "Thank you for visiting our store. Please browse through the products below and buy some stuff. You'll love the unique quality and workmanship put into these items."
  products:
    title: "Products"
    released: "Released"
  flash:
    login: "Logged in successfully."
        
        
        
        
        
        
        
        
        
      
en:
  welcome:
    title: "Welcome"
    paragraph: "Thank you for visiting our store. Please browse through the products below and buy some stuff. You'll love the unique quality and workmanship put into these items."
  products:
    title: "Products"
    released: "Released"
  flash:
    login: "Logged in successfully."

          config/locales/wk.yml
                
        wk:
  welcome:
    title: "Wyah"
    paragraph: "Wyaaaaaa. Ruh ruh. Huwaa muaa mumwa. Wyogg, ur oh. Wua ga ma uma ahuma ooma. Ruh gwyaaaag. Youw."
  products:
    title: "Mauhwaa"
    released: "Ruhhha"
  flash:
    login: "Wohooohaaa"
  number:
    format:
      precision: 3
      separator: '|'
      delimiter: '-'
    currency:
      format:
        unit: '$'
        precision: 2
        format: '%u%n'
        
        
        
        
        
        
        
        
        
      
wk:
  welcome:
    title: "Wyah"
    paragraph: "Wyaaaaaa. Ruh ruh. Huwaa muaa mumwa. Wyogg, ur oh. Wua ga ma uma ahuma ooma. Ruh gwyaaaag. Youw."
  products:
    title: "Mauhwaa"
    released: "Ruhhha"
  flash:
    login: "Wohooohaaa"
  number:
    format:
      precision: 3
      separator: '|'
      delimiter: '-'
    currency:
      format:
        unit: '$'
        precision: 2
        format: '%u%n'